├── .gitignore ├── PullAnimation.xcodeproj ├── project.pbxproj └── project.xcworkspace │ └── contents.xcworkspacedata ├── PullAnimation ├── AppDelegate.h ├── AppDelegate.m ├── Assets.xcassets │ ├── AppIcon.appiconset │ │ └── Contents.json │ ├── Contents.json │ └── ico_Default.imageset │ │ ├── Contents.json │ │ ├── ico_Default Avatar@2x.png │ │ └── ico_Default Avatar@3x.png ├── Base.lproj │ └── LaunchScreen.storyboard ├── Info.plist ├── Masonry │ ├── MASCompositeConstraint.h │ ├── MASCompositeConstraint.m │ ├── MASConstraint+Private.h │ ├── MASConstraint.h │ ├── MASConstraint.m │ ├── MASConstraintMaker.h │ ├── MASConstraintMaker.m │ ├── MASLayoutConstraint.h │ ├── MASLayoutConstraint.m │ ├── MASUtilities.h │ ├── MASViewAttribute.h │ ├── MASViewAttribute.m │ ├── MASViewConstraint.h │ ├── MASViewConstraint.m │ ├── Masonry.h │ ├── NSArray+MASAdditions.h │ ├── NSArray+MASAdditions.m │ ├── NSArray+MASShorthandAdditions.h │ ├── NSLayoutConstraint+MASDebugAdditions.h │ ├── NSLayoutConstraint+MASDebugAdditions.m │ ├── View+MASAdditions.h │ ├── View+MASAdditions.m │ ├── View+MASShorthandAdditions.h │ ├── ViewController+MASAdditions.h │ └── ViewController+MASAdditions.m ├── MyHeaderView.h ├── MyHeaderView.m ├── ViewController.h ├── ViewController.m └── main.m ├── README.md └── pic.png /.gitignore: -------------------------------------------------------------------------------- 1 | # Xcode 2 | # 3 | # gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore 4 | 5 | ## Build generated 6 | build/ 7 | DerivedData/ 8 | 9 | ## Various settings 10 | *.pbxuser 11 | !default.pbxuser 12 | *.mode1v3 13 | !default.mode1v3 14 | *.mode2v3 15 | !default.mode2v3 16 | *.perspectivev3 17 | !default.perspectivev3 18 | xcuserdata/ 19 | 20 | ## Other 21 | *.moved-aside 22 | *.xcuserstate 23 | 24 | ## Obj-C/Swift specific 25 | *.hmap 26 | *.ipa 27 | *.dSYM.zip 28 | *.dSYM 29 | 30 | # CocoaPods 31 | # 32 | # We recommend against adding the Pods directory to your .gitignore. However 33 | # you should judge for yourself, the pros and cons are mentioned at: 34 | # https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control 35 | # 36 | # Pods/ 37 | 38 | # Carthage 39 | # 40 | # Add this line if you want to avoid checking in source code from Carthage dependencies. 41 | # Carthage/Checkouts 42 | 43 | Carthage/Build 44 | 45 | # fastlane 46 | # 47 | # It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the 48 | # screenshots whenever they are needed. 49 | # For more information about the recommended setup visit: 50 | # https://github.com/fastlane/fastlane/blob/master/fastlane/docs/Gitignore.md 51 | 52 | fastlane/report.xml 53 | fastlane/screenshots 54 | 55 | #Code Injection 56 | # 57 | # After new code Injection tools there's a generated folder /iOSInjectionProject 58 | # https://github.com/johnno1962/injectionforxcode 59 | 60 | iOSInjectionProject/ 61 | -------------------------------------------------------------------------------- /PullAnimation.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 4 | classes = { 5 | }; 6 | objectVersion = 46; 7 | objects = { 8 | 9 | /* Begin PBXBuildFile section */ 10 | 64EA4DFE1DC4782D00C69DF8 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4DFD1DC4782D00C69DF8 /* main.m */; }; 11 | 64EA4E011DC4782D00C69DF8 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E001DC4782D00C69DF8 /* AppDelegate.m */; }; 12 | 64EA4E041DC4782D00C69DF8 /* ViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E031DC4782D00C69DF8 /* ViewController.m */; }; 13 | 64EA4E091DC4782D00C69DF8 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 64EA4E081DC4782D00C69DF8 /* Assets.xcassets */; }; 14 | 64EA4E0C1DC4782D00C69DF8 /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 64EA4E0A1DC4782D00C69DF8 /* LaunchScreen.storyboard */; }; 15 | 64EA4E151DC479D600C69DF8 /* MyHeaderView.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E141DC479D600C69DF8 /* MyHeaderView.m */; }; 16 | 64EA4E301DC47DAD00C69DF8 /* MASCompositeConstraint.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E181DC47DAD00C69DF8 /* MASCompositeConstraint.m */; }; 17 | 64EA4E311DC47DAD00C69DF8 /* MASConstraint.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E1B1DC47DAD00C69DF8 /* MASConstraint.m */; }; 18 | 64EA4E321DC47DAD00C69DF8 /* MASConstraintMaker.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E1D1DC47DAD00C69DF8 /* MASConstraintMaker.m */; }; 19 | 64EA4E331DC47DAD00C69DF8 /* MASLayoutConstraint.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E1F1DC47DAD00C69DF8 /* MASLayoutConstraint.m */; }; 20 | 64EA4E341DC47DAD00C69DF8 /* MASViewAttribute.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E231DC47DAD00C69DF8 /* MASViewAttribute.m */; }; 21 | 64EA4E351DC47DAD00C69DF8 /* MASViewConstraint.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E251DC47DAD00C69DF8 /* MASViewConstraint.m */; }; 22 | 64EA4E361DC47DAD00C69DF8 /* NSArray+MASAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E271DC47DAD00C69DF8 /* NSArray+MASAdditions.m */; }; 23 | 64EA4E371DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E2A1DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.m */; }; 24 | 64EA4E381DC47DAD00C69DF8 /* View+MASAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E2C1DC47DAD00C69DF8 /* View+MASAdditions.m */; }; 25 | 64EA4E391DC47DAD00C69DF8 /* ViewController+MASAdditions.m in Sources */ = {isa = PBXBuildFile; fileRef = 64EA4E2F1DC47DAD00C69DF8 /* ViewController+MASAdditions.m */; }; 26 | /* End PBXBuildFile section */ 27 | 28 | /* Begin PBXFileReference section */ 29 | 64EA4DF91DC4782D00C69DF8 /* PullAnimation.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = PullAnimation.app; sourceTree = BUILT_PRODUCTS_DIR; }; 30 | 64EA4DFD1DC4782D00C69DF8 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = ""; }; 31 | 64EA4DFF1DC4782D00C69DF8 /* AppDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = ""; }; 32 | 64EA4E001DC4782D00C69DF8 /* AppDelegate.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = ""; }; 33 | 64EA4E021DC4782D00C69DF8 /* ViewController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = ViewController.h; sourceTree = ""; }; 34 | 64EA4E031DC4782D00C69DF8 /* ViewController.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = ViewController.m; sourceTree = ""; }; 35 | 64EA4E081DC4782D00C69DF8 /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = ""; }; 36 | 64EA4E0B1DC4782D00C69DF8 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = ""; }; 37 | 64EA4E0D1DC4782D00C69DF8 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = ""; }; 38 | 64EA4E131DC479D600C69DF8 /* MyHeaderView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MyHeaderView.h; sourceTree = ""; }; 39 | 64EA4E141DC479D600C69DF8 /* MyHeaderView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MyHeaderView.m; sourceTree = ""; }; 40 | 64EA4E171DC47DAD00C69DF8 /* MASCompositeConstraint.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASCompositeConstraint.h; sourceTree = ""; }; 41 | 64EA4E181DC47DAD00C69DF8 /* MASCompositeConstraint.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASCompositeConstraint.m; sourceTree = ""; }; 42 | 64EA4E191DC47DAD00C69DF8 /* MASConstraint+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "MASConstraint+Private.h"; sourceTree = ""; }; 43 | 64EA4E1A1DC47DAD00C69DF8 /* MASConstraint.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASConstraint.h; sourceTree = ""; }; 44 | 64EA4E1B1DC47DAD00C69DF8 /* MASConstraint.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASConstraint.m; sourceTree = ""; }; 45 | 64EA4E1C1DC47DAD00C69DF8 /* MASConstraintMaker.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASConstraintMaker.h; sourceTree = ""; }; 46 | 64EA4E1D1DC47DAD00C69DF8 /* MASConstraintMaker.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASConstraintMaker.m; sourceTree = ""; }; 47 | 64EA4E1E1DC47DAD00C69DF8 /* MASLayoutConstraint.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASLayoutConstraint.h; sourceTree = ""; }; 48 | 64EA4E1F1DC47DAD00C69DF8 /* MASLayoutConstraint.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASLayoutConstraint.m; sourceTree = ""; }; 49 | 64EA4E201DC47DAD00C69DF8 /* Masonry.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = Masonry.h; sourceTree = ""; }; 50 | 64EA4E211DC47DAD00C69DF8 /* MASUtilities.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASUtilities.h; sourceTree = ""; }; 51 | 64EA4E221DC47DAD00C69DF8 /* MASViewAttribute.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASViewAttribute.h; sourceTree = ""; }; 52 | 64EA4E231DC47DAD00C69DF8 /* MASViewAttribute.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASViewAttribute.m; sourceTree = ""; }; 53 | 64EA4E241DC47DAD00C69DF8 /* MASViewConstraint.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MASViewConstraint.h; sourceTree = ""; }; 54 | 64EA4E251DC47DAD00C69DF8 /* MASViewConstraint.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MASViewConstraint.m; sourceTree = ""; }; 55 | 64EA4E261DC47DAD00C69DF8 /* NSArray+MASAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSArray+MASAdditions.h"; sourceTree = ""; }; 56 | 64EA4E271DC47DAD00C69DF8 /* NSArray+MASAdditions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSArray+MASAdditions.m"; sourceTree = ""; }; 57 | 64EA4E281DC47DAD00C69DF8 /* NSArray+MASShorthandAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSArray+MASShorthandAdditions.h"; sourceTree = ""; }; 58 | 64EA4E291DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSLayoutConstraint+MASDebugAdditions.h"; sourceTree = ""; }; 59 | 64EA4E2A1DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSLayoutConstraint+MASDebugAdditions.m"; sourceTree = ""; }; 60 | 64EA4E2B1DC47DAD00C69DF8 /* View+MASAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "View+MASAdditions.h"; sourceTree = ""; }; 61 | 64EA4E2C1DC47DAD00C69DF8 /* View+MASAdditions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "View+MASAdditions.m"; sourceTree = ""; }; 62 | 64EA4E2D1DC47DAD00C69DF8 /* View+MASShorthandAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "View+MASShorthandAdditions.h"; sourceTree = ""; }; 63 | 64EA4E2E1DC47DAD00C69DF8 /* ViewController+MASAdditions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "ViewController+MASAdditions.h"; sourceTree = ""; }; 64 | 64EA4E2F1DC47DAD00C69DF8 /* ViewController+MASAdditions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "ViewController+MASAdditions.m"; sourceTree = ""; }; 65 | /* End PBXFileReference section */ 66 | 67 | /* Begin PBXFrameworksBuildPhase section */ 68 | 64EA4DF61DC4782D00C69DF8 /* Frameworks */ = { 69 | isa = PBXFrameworksBuildPhase; 70 | buildActionMask = 2147483647; 71 | files = ( 72 | ); 73 | runOnlyForDeploymentPostprocessing = 0; 74 | }; 75 | /* End PBXFrameworksBuildPhase section */ 76 | 77 | /* Begin PBXGroup section */ 78 | 64EA4DF01DC4782D00C69DF8 = { 79 | isa = PBXGroup; 80 | children = ( 81 | 64EA4DFB1DC4782D00C69DF8 /* PullAnimation */, 82 | 64EA4DFA1DC4782D00C69DF8 /* Products */, 83 | ); 84 | sourceTree = ""; 85 | }; 86 | 64EA4DFA1DC4782D00C69DF8 /* Products */ = { 87 | isa = PBXGroup; 88 | children = ( 89 | 64EA4DF91DC4782D00C69DF8 /* PullAnimation.app */, 90 | ); 91 | name = Products; 92 | sourceTree = ""; 93 | }; 94 | 64EA4DFB1DC4782D00C69DF8 /* PullAnimation */ = { 95 | isa = PBXGroup; 96 | children = ( 97 | 64EA4DFF1DC4782D00C69DF8 /* AppDelegate.h */, 98 | 64EA4E001DC4782D00C69DF8 /* AppDelegate.m */, 99 | 64EA4E021DC4782D00C69DF8 /* ViewController.h */, 100 | 64EA4E031DC4782D00C69DF8 /* ViewController.m */, 101 | 64EA4E131DC479D600C69DF8 /* MyHeaderView.h */, 102 | 64EA4E141DC479D600C69DF8 /* MyHeaderView.m */, 103 | 64EA4E081DC4782D00C69DF8 /* Assets.xcassets */, 104 | 64EA4E0A1DC4782D00C69DF8 /* LaunchScreen.storyboard */, 105 | 64EA4E0D1DC4782D00C69DF8 /* Info.plist */, 106 | 64EA4E161DC47DAD00C69DF8 /* Masonry */, 107 | 64EA4DFC1DC4782D00C69DF8 /* Supporting Files */, 108 | ); 109 | path = PullAnimation; 110 | sourceTree = ""; 111 | }; 112 | 64EA4DFC1DC4782D00C69DF8 /* Supporting Files */ = { 113 | isa = PBXGroup; 114 | children = ( 115 | 64EA4DFD1DC4782D00C69DF8 /* main.m */, 116 | ); 117 | name = "Supporting Files"; 118 | sourceTree = ""; 119 | }; 120 | 64EA4E161DC47DAD00C69DF8 /* Masonry */ = { 121 | isa = PBXGroup; 122 | children = ( 123 | 64EA4E171DC47DAD00C69DF8 /* MASCompositeConstraint.h */, 124 | 64EA4E181DC47DAD00C69DF8 /* MASCompositeConstraint.m */, 125 | 64EA4E191DC47DAD00C69DF8 /* MASConstraint+Private.h */, 126 | 64EA4E1A1DC47DAD00C69DF8 /* MASConstraint.h */, 127 | 64EA4E1B1DC47DAD00C69DF8 /* MASConstraint.m */, 128 | 64EA4E1C1DC47DAD00C69DF8 /* MASConstraintMaker.h */, 129 | 64EA4E1D1DC47DAD00C69DF8 /* MASConstraintMaker.m */, 130 | 64EA4E1E1DC47DAD00C69DF8 /* MASLayoutConstraint.h */, 131 | 64EA4E1F1DC47DAD00C69DF8 /* MASLayoutConstraint.m */, 132 | 64EA4E201DC47DAD00C69DF8 /* Masonry.h */, 133 | 64EA4E211DC47DAD00C69DF8 /* MASUtilities.h */, 134 | 64EA4E221DC47DAD00C69DF8 /* MASViewAttribute.h */, 135 | 64EA4E231DC47DAD00C69DF8 /* MASViewAttribute.m */, 136 | 64EA4E241DC47DAD00C69DF8 /* MASViewConstraint.h */, 137 | 64EA4E251DC47DAD00C69DF8 /* MASViewConstraint.m */, 138 | 64EA4E261DC47DAD00C69DF8 /* NSArray+MASAdditions.h */, 139 | 64EA4E271DC47DAD00C69DF8 /* NSArray+MASAdditions.m */, 140 | 64EA4E281DC47DAD00C69DF8 /* NSArray+MASShorthandAdditions.h */, 141 | 64EA4E291DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.h */, 142 | 64EA4E2A1DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.m */, 143 | 64EA4E2B1DC47DAD00C69DF8 /* View+MASAdditions.h */, 144 | 64EA4E2C1DC47DAD00C69DF8 /* View+MASAdditions.m */, 145 | 64EA4E2D1DC47DAD00C69DF8 /* View+MASShorthandAdditions.h */, 146 | 64EA4E2E1DC47DAD00C69DF8 /* ViewController+MASAdditions.h */, 147 | 64EA4E2F1DC47DAD00C69DF8 /* ViewController+MASAdditions.m */, 148 | ); 149 | path = Masonry; 150 | sourceTree = ""; 151 | }; 152 | /* End PBXGroup section */ 153 | 154 | /* Begin PBXNativeTarget section */ 155 | 64EA4DF81DC4782D00C69DF8 /* PullAnimation */ = { 156 | isa = PBXNativeTarget; 157 | buildConfigurationList = 64EA4E101DC4782D00C69DF8 /* Build configuration list for PBXNativeTarget "PullAnimation" */; 158 | buildPhases = ( 159 | 64EA4DF51DC4782D00C69DF8 /* Sources */, 160 | 64EA4DF61DC4782D00C69DF8 /* Frameworks */, 161 | 64EA4DF71DC4782D00C69DF8 /* Resources */, 162 | ); 163 | buildRules = ( 164 | ); 165 | dependencies = ( 166 | ); 167 | name = PullAnimation; 168 | productName = PullAnimation; 169 | productReference = 64EA4DF91DC4782D00C69DF8 /* PullAnimation.app */; 170 | productType = "com.apple.product-type.application"; 171 | }; 172 | /* End PBXNativeTarget section */ 173 | 174 | /* Begin PBXProject section */ 175 | 64EA4DF11DC4782D00C69DF8 /* Project object */ = { 176 | isa = PBXProject; 177 | attributes = { 178 | LastUpgradeCheck = 0730; 179 | ORGANIZATIONNAME = caokun; 180 | TargetAttributes = { 181 | 64EA4DF81DC4782D00C69DF8 = { 182 | CreatedOnToolsVersion = 7.3; 183 | }; 184 | }; 185 | }; 186 | buildConfigurationList = 64EA4DF41DC4782D00C69DF8 /* Build configuration list for PBXProject "PullAnimation" */; 187 | compatibilityVersion = "Xcode 3.2"; 188 | developmentRegion = English; 189 | hasScannedForEncodings = 0; 190 | knownRegions = ( 191 | en, 192 | Base, 193 | ); 194 | mainGroup = 64EA4DF01DC4782D00C69DF8; 195 | productRefGroup = 64EA4DFA1DC4782D00C69DF8 /* Products */; 196 | projectDirPath = ""; 197 | projectRoot = ""; 198 | targets = ( 199 | 64EA4DF81DC4782D00C69DF8 /* PullAnimation */, 200 | ); 201 | }; 202 | /* End PBXProject section */ 203 | 204 | /* Begin PBXResourcesBuildPhase section */ 205 | 64EA4DF71DC4782D00C69DF8 /* Resources */ = { 206 | isa = PBXResourcesBuildPhase; 207 | buildActionMask = 2147483647; 208 | files = ( 209 | 64EA4E0C1DC4782D00C69DF8 /* LaunchScreen.storyboard in Resources */, 210 | 64EA4E091DC4782D00C69DF8 /* Assets.xcassets in Resources */, 211 | ); 212 | runOnlyForDeploymentPostprocessing = 0; 213 | }; 214 | /* End PBXResourcesBuildPhase section */ 215 | 216 | /* Begin PBXSourcesBuildPhase section */ 217 | 64EA4DF51DC4782D00C69DF8 /* Sources */ = { 218 | isa = PBXSourcesBuildPhase; 219 | buildActionMask = 2147483647; 220 | files = ( 221 | 64EA4E321DC47DAD00C69DF8 /* MASConstraintMaker.m in Sources */, 222 | 64EA4E041DC4782D00C69DF8 /* ViewController.m in Sources */, 223 | 64EA4E011DC4782D00C69DF8 /* AppDelegate.m in Sources */, 224 | 64EA4E311DC47DAD00C69DF8 /* MASConstraint.m in Sources */, 225 | 64EA4E391DC47DAD00C69DF8 /* ViewController+MASAdditions.m in Sources */, 226 | 64EA4E331DC47DAD00C69DF8 /* MASLayoutConstraint.m in Sources */, 227 | 64EA4E361DC47DAD00C69DF8 /* NSArray+MASAdditions.m in Sources */, 228 | 64EA4E351DC47DAD00C69DF8 /* MASViewConstraint.m in Sources */, 229 | 64EA4E341DC47DAD00C69DF8 /* MASViewAttribute.m in Sources */, 230 | 64EA4E381DC47DAD00C69DF8 /* View+MASAdditions.m in Sources */, 231 | 64EA4DFE1DC4782D00C69DF8 /* main.m in Sources */, 232 | 64EA4E151DC479D600C69DF8 /* MyHeaderView.m in Sources */, 233 | 64EA4E301DC47DAD00C69DF8 /* MASCompositeConstraint.m in Sources */, 234 | 64EA4E371DC47DAD00C69DF8 /* NSLayoutConstraint+MASDebugAdditions.m in Sources */, 235 | ); 236 | runOnlyForDeploymentPostprocessing = 0; 237 | }; 238 | /* End PBXSourcesBuildPhase section */ 239 | 240 | /* Begin PBXVariantGroup section */ 241 | 64EA4E0A1DC4782D00C69DF8 /* LaunchScreen.storyboard */ = { 242 | isa = PBXVariantGroup; 243 | children = ( 244 | 64EA4E0B1DC4782D00C69DF8 /* Base */, 245 | ); 246 | name = LaunchScreen.storyboard; 247 | sourceTree = ""; 248 | }; 249 | /* End PBXVariantGroup section */ 250 | 251 | /* Begin XCBuildConfiguration section */ 252 | 64EA4E0E1DC4782D00C69DF8 /* Debug */ = { 253 | isa = XCBuildConfiguration; 254 | buildSettings = { 255 | ALWAYS_SEARCH_USER_PATHS = NO; 256 | CLANG_ANALYZER_NONNULL = YES; 257 | CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x"; 258 | CLANG_CXX_LIBRARY = "libc++"; 259 | CLANG_ENABLE_MODULES = YES; 260 | CLANG_ENABLE_OBJC_ARC = YES; 261 | CLANG_WARN_BOOL_CONVERSION = YES; 262 | CLANG_WARN_CONSTANT_CONVERSION = YES; 263 | CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR; 264 | CLANG_WARN_EMPTY_BODY = YES; 265 | CLANG_WARN_ENUM_CONVERSION = YES; 266 | CLANG_WARN_INT_CONVERSION = YES; 267 | CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR; 268 | CLANG_WARN_UNREACHABLE_CODE = YES; 269 | CLANG_WARN__DUPLICATE_METHOD_MATCH = YES; 270 | "CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer"; 271 | COPY_PHASE_STRIP = NO; 272 | DEBUG_INFORMATION_FORMAT = dwarf; 273 | ENABLE_STRICT_OBJC_MSGSEND = YES; 274 | ENABLE_TESTABILITY = YES; 275 | GCC_C_LANGUAGE_STANDARD = gnu99; 276 | GCC_DYNAMIC_NO_PIC = NO; 277 | GCC_NO_COMMON_BLOCKS = YES; 278 | GCC_OPTIMIZATION_LEVEL = 0; 279 | GCC_PREPROCESSOR_DEFINITIONS = ( 280 | "DEBUG=1", 281 | "$(inherited)", 282 | ); 283 | GCC_WARN_64_TO_32_BIT_CONVERSION = YES; 284 | GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR; 285 | GCC_WARN_UNDECLARED_SELECTOR = YES; 286 | GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE; 287 | GCC_WARN_UNUSED_FUNCTION = YES; 288 | GCC_WARN_UNUSED_VARIABLE = YES; 289 | IPHONEOS_DEPLOYMENT_TARGET = 9.3; 290 | MTL_ENABLE_DEBUG_INFO = YES; 291 | ONLY_ACTIVE_ARCH = YES; 292 | SDKROOT = iphoneos; 293 | }; 294 | name = Debug; 295 | }; 296 | 64EA4E0F1DC4782D00C69DF8 /* Release */ = { 297 | isa = XCBuildConfiguration; 298 | buildSettings = { 299 | ALWAYS_SEARCH_USER_PATHS = NO; 300 | CLANG_ANALYZER_NONNULL = YES; 301 | CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x"; 302 | CLANG_CXX_LIBRARY = "libc++"; 303 | CLANG_ENABLE_MODULES = YES; 304 | CLANG_ENABLE_OBJC_ARC = YES; 305 | CLANG_WARN_BOOL_CONVERSION = YES; 306 | CLANG_WARN_CONSTANT_CONVERSION = YES; 307 | CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR; 308 | CLANG_WARN_EMPTY_BODY = YES; 309 | CLANG_WARN_ENUM_CONVERSION = YES; 310 | CLANG_WARN_INT_CONVERSION = YES; 311 | CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR; 312 | CLANG_WARN_UNREACHABLE_CODE = YES; 313 | CLANG_WARN__DUPLICATE_METHOD_MATCH = YES; 314 | "CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer"; 315 | COPY_PHASE_STRIP = NO; 316 | DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym"; 317 | ENABLE_NS_ASSERTIONS = NO; 318 | ENABLE_STRICT_OBJC_MSGSEND = YES; 319 | GCC_C_LANGUAGE_STANDARD = gnu99; 320 | GCC_NO_COMMON_BLOCKS = YES; 321 | GCC_WARN_64_TO_32_BIT_CONVERSION = YES; 322 | GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR; 323 | GCC_WARN_UNDECLARED_SELECTOR = YES; 324 | GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE; 325 | GCC_WARN_UNUSED_FUNCTION = YES; 326 | GCC_WARN_UNUSED_VARIABLE = YES; 327 | IPHONEOS_DEPLOYMENT_TARGET = 9.3; 328 | MTL_ENABLE_DEBUG_INFO = NO; 329 | SDKROOT = iphoneos; 330 | VALIDATE_PRODUCT = YES; 331 | }; 332 | name = Release; 333 | }; 334 | 64EA4E111DC4782D00C69DF8 /* Debug */ = { 335 | isa = XCBuildConfiguration; 336 | buildSettings = { 337 | ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon; 338 | INFOPLIST_FILE = PullAnimation/Info.plist; 339 | IPHONEOS_DEPLOYMENT_TARGET = 8.0; 340 | LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks"; 341 | PRODUCT_BUNDLE_IDENTIFIER = caokun.PullAnimation; 342 | PRODUCT_NAME = "$(TARGET_NAME)"; 343 | }; 344 | name = Debug; 345 | }; 346 | 64EA4E121DC4782D00C69DF8 /* Release */ = { 347 | isa = XCBuildConfiguration; 348 | buildSettings = { 349 | ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon; 350 | INFOPLIST_FILE = PullAnimation/Info.plist; 351 | IPHONEOS_DEPLOYMENT_TARGET = 8.0; 352 | LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks"; 353 | PRODUCT_BUNDLE_IDENTIFIER = caokun.PullAnimation; 354 | PRODUCT_NAME = "$(TARGET_NAME)"; 355 | }; 356 | name = Release; 357 | }; 358 | /* End XCBuildConfiguration section */ 359 | 360 | /* Begin XCConfigurationList section */ 361 | 64EA4DF41DC4782D00C69DF8 /* Build configuration list for PBXProject "PullAnimation" */ = { 362 | isa = XCConfigurationList; 363 | buildConfigurations = ( 364 | 64EA4E0E1DC4782D00C69DF8 /* Debug */, 365 | 64EA4E0F1DC4782D00C69DF8 /* Release */, 366 | ); 367 | defaultConfigurationIsVisible = 0; 368 | defaultConfigurationName = Release; 369 | }; 370 | 64EA4E101DC4782D00C69DF8 /* Build configuration list for PBXNativeTarget "PullAnimation" */ = { 371 | isa = XCConfigurationList; 372 | buildConfigurations = ( 373 | 64EA4E111DC4782D00C69DF8 /* Debug */, 374 | 64EA4E121DC4782D00C69DF8 /* Release */, 375 | ); 376 | defaultConfigurationIsVisible = 0; 377 | }; 378 | /* End XCConfigurationList section */ 379 | }; 380 | rootObject = 64EA4DF11DC4782D00C69DF8 /* Project object */; 381 | } 382 | -------------------------------------------------------------------------------- /PullAnimation.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /PullAnimation/AppDelegate.h: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.h 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface AppDelegate : UIResponder 12 | 13 | @property (strong, nonatomic) UIWindow *window; 14 | 15 | 16 | @end 17 | 18 | -------------------------------------------------------------------------------- /PullAnimation/AppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.m 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import "AppDelegate.h" 10 | #import "ViewController.h" 11 | 12 | @interface AppDelegate () 13 | 14 | @end 15 | 16 | @implementation AppDelegate 17 | 18 | 19 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { 20 | self.window = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds]; 21 | self.window.rootViewController = [[ViewController alloc] init]; 22 | [self.window makeKeyAndVisible]; 23 | 24 | return YES; 25 | } 26 | 27 | - (void)applicationWillResignActive:(UIApplication *)application { 28 | // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state. 29 | // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game. 30 | } 31 | 32 | - (void)applicationDidEnterBackground:(UIApplication *)application { 33 | // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later. 34 | // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits. 35 | } 36 | 37 | - (void)applicationWillEnterForeground:(UIApplication *)application { 38 | // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background. 39 | } 40 | 41 | - (void)applicationDidBecomeActive:(UIApplication *)application { 42 | // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface. 43 | } 44 | 45 | - (void)applicationWillTerminate:(UIApplication *)application { 46 | // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:. 47 | } 48 | 49 | @end 50 | -------------------------------------------------------------------------------- /PullAnimation/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "iphone", 5 | "size" : "29x29", 6 | "scale" : "2x" 7 | }, 8 | { 9 | "idiom" : "iphone", 10 | "size" : "29x29", 11 | "scale" : "3x" 12 | }, 13 | { 14 | "idiom" : "iphone", 15 | "size" : "40x40", 16 | "scale" : "2x" 17 | }, 18 | { 19 | "idiom" : "iphone", 20 | "size" : "40x40", 21 | "scale" : "3x" 22 | }, 23 | { 24 | "idiom" : "iphone", 25 | "size" : "60x60", 26 | "scale" : "2x" 27 | }, 28 | { 29 | "idiom" : "iphone", 30 | "size" : "60x60", 31 | "scale" : "3x" 32 | } 33 | ], 34 | "info" : { 35 | "version" : 1, 36 | "author" : "xcode" 37 | } 38 | } -------------------------------------------------------------------------------- /PullAnimation/Assets.xcassets/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "info" : { 3 | "version" : 1, 4 | "author" : "xcode" 5 | } 6 | } -------------------------------------------------------------------------------- /PullAnimation/Assets.xcassets/ico_Default.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "universal", 5 | "scale" : "1x" 6 | }, 7 | { 8 | "idiom" : "universal", 9 | "filename" : "ico_Default Avatar@2x.png", 10 | "scale" : "2x" 11 | }, 12 | { 13 | "idiom" : "universal", 14 | "filename" : "ico_Default Avatar@3x.png", 15 | "scale" : "3x" 16 | } 17 | ], 18 | "info" : { 19 | "version" : 1, 20 | "author" : "xcode" 21 | } 22 | } -------------------------------------------------------------------------------- /PullAnimation/Assets.xcassets/ico_Default.imageset/ico_Default Avatar@2x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hehe520/PullAnimation/33369b6595acbd198029e098917b41ff4eccfbb1/PullAnimation/Assets.xcassets/ico_Default.imageset/ico_Default Avatar@2x.png -------------------------------------------------------------------------------- /PullAnimation/Assets.xcassets/ico_Default.imageset/ico_Default Avatar@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hehe520/PullAnimation/33369b6595acbd198029e098917b41ff4eccfbb1/PullAnimation/Assets.xcassets/ico_Default.imageset/ico_Default Avatar@3x.png -------------------------------------------------------------------------------- /PullAnimation/Base.lproj/LaunchScreen.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /PullAnimation/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | $(PRODUCT_BUNDLE_IDENTIFIER) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | $(PRODUCT_NAME) 15 | CFBundlePackageType 16 | APPL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1 23 | LSRequiresIPhoneOS 24 | 25 | UILaunchStoryboardName 26 | LaunchScreen 27 | UIRequiredDeviceCapabilities 28 | 29 | armv7 30 | 31 | UISupportedInterfaceOrientations 32 | 33 | UIInterfaceOrientationPortrait 34 | 35 | 36 | 37 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASCompositeConstraint.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASCompositeConstraint.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 21/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASConstraint.h" 10 | #import "MASUtilities.h" 11 | 12 | /** 13 | * A group of MASConstraint objects 14 | */ 15 | @interface MASCompositeConstraint : MASConstraint 16 | 17 | /** 18 | * Creates a composite with a predefined array of children 19 | * 20 | * @param children child MASConstraints 21 | * 22 | * @return a composite constraint 23 | */ 24 | - (id)initWithChildren:(NSArray *)children; 25 | 26 | @end 27 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASCompositeConstraint.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASCompositeConstraint.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 21/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASCompositeConstraint.h" 10 | #import "MASConstraint+Private.h" 11 | 12 | @interface MASCompositeConstraint () 13 | 14 | @property (nonatomic, strong) id mas_key; 15 | @property (nonatomic, strong) NSMutableArray *childConstraints; 16 | 17 | @end 18 | 19 | @implementation MASCompositeConstraint 20 | 21 | - (id)initWithChildren:(NSArray *)children { 22 | self = [super init]; 23 | if (!self) return nil; 24 | 25 | _childConstraints = [children mutableCopy]; 26 | for (MASConstraint *constraint in _childConstraints) { 27 | constraint.delegate = self; 28 | } 29 | 30 | return self; 31 | } 32 | 33 | #pragma mark - MASConstraintDelegate 34 | 35 | - (void)constraint:(MASConstraint *)constraint shouldBeReplacedWithConstraint:(MASConstraint *)replacementConstraint { 36 | NSUInteger index = [self.childConstraints indexOfObject:constraint]; 37 | NSAssert(index != NSNotFound, @"Could not find constraint %@", constraint); 38 | [self.childConstraints replaceObjectAtIndex:index withObject:replacementConstraint]; 39 | } 40 | 41 | - (MASConstraint *)constraint:(MASConstraint __unused *)constraint addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute { 42 | id strongDelegate = self.delegate; 43 | MASConstraint *newConstraint = [strongDelegate constraint:self addConstraintWithLayoutAttribute:layoutAttribute]; 44 | newConstraint.delegate = self; 45 | [self.childConstraints addObject:newConstraint]; 46 | return newConstraint; 47 | } 48 | 49 | #pragma mark - NSLayoutConstraint multiplier proxies 50 | 51 | - (MASConstraint * (^)(CGFloat))multipliedBy { 52 | return ^id(CGFloat multiplier) { 53 | for (MASConstraint *constraint in self.childConstraints) { 54 | constraint.multipliedBy(multiplier); 55 | } 56 | return self; 57 | }; 58 | } 59 | 60 | - (MASConstraint * (^)(CGFloat))dividedBy { 61 | return ^id(CGFloat divider) { 62 | for (MASConstraint *constraint in self.childConstraints) { 63 | constraint.dividedBy(divider); 64 | } 65 | return self; 66 | }; 67 | } 68 | 69 | #pragma mark - MASLayoutPriority proxy 70 | 71 | - (MASConstraint * (^)(MASLayoutPriority))priority { 72 | return ^id(MASLayoutPriority priority) { 73 | for (MASConstraint *constraint in self.childConstraints) { 74 | constraint.priority(priority); 75 | } 76 | return self; 77 | }; 78 | } 79 | 80 | #pragma mark - NSLayoutRelation proxy 81 | 82 | - (MASConstraint * (^)(id, NSLayoutRelation))equalToWithRelation { 83 | return ^id(id attr, NSLayoutRelation relation) { 84 | for (MASConstraint *constraint in self.childConstraints.copy) { 85 | constraint.equalToWithRelation(attr, relation); 86 | } 87 | return self; 88 | }; 89 | } 90 | 91 | #pragma mark - attribute chaining 92 | 93 | - (MASConstraint *)addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute { 94 | [self constraint:self addConstraintWithLayoutAttribute:layoutAttribute]; 95 | return self; 96 | } 97 | 98 | #pragma mark - Animator proxy 99 | 100 | #if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV) 101 | 102 | - (MASConstraint *)animator { 103 | for (MASConstraint *constraint in self.childConstraints) { 104 | [constraint animator]; 105 | } 106 | return self; 107 | } 108 | 109 | #endif 110 | 111 | #pragma mark - debug helpers 112 | 113 | - (MASConstraint * (^)(id))key { 114 | return ^id(id key) { 115 | self.mas_key = key; 116 | int i = 0; 117 | for (MASConstraint *constraint in self.childConstraints) { 118 | constraint.key([NSString stringWithFormat:@"%@[%d]", key, i++]); 119 | } 120 | return self; 121 | }; 122 | } 123 | 124 | #pragma mark - NSLayoutConstraint constant setters 125 | 126 | - (void)setInsets:(MASEdgeInsets)insets { 127 | for (MASConstraint *constraint in self.childConstraints) { 128 | constraint.insets = insets; 129 | } 130 | } 131 | 132 | - (void)setOffset:(CGFloat)offset { 133 | for (MASConstraint *constraint in self.childConstraints) { 134 | constraint.offset = offset; 135 | } 136 | } 137 | 138 | - (void)setSizeOffset:(CGSize)sizeOffset { 139 | for (MASConstraint *constraint in self.childConstraints) { 140 | constraint.sizeOffset = sizeOffset; 141 | } 142 | } 143 | 144 | - (void)setCenterOffset:(CGPoint)centerOffset { 145 | for (MASConstraint *constraint in self.childConstraints) { 146 | constraint.centerOffset = centerOffset; 147 | } 148 | } 149 | 150 | #pragma mark - MASConstraint 151 | 152 | - (void)activate { 153 | for (MASConstraint *constraint in self.childConstraints) { 154 | [constraint activate]; 155 | } 156 | } 157 | 158 | - (void)deactivate { 159 | for (MASConstraint *constraint in self.childConstraints) { 160 | [constraint deactivate]; 161 | } 162 | } 163 | 164 | - (void)install { 165 | for (MASConstraint *constraint in self.childConstraints) { 166 | constraint.updateExisting = self.updateExisting; 167 | [constraint install]; 168 | } 169 | } 170 | 171 | - (void)uninstall { 172 | for (MASConstraint *constraint in self.childConstraints) { 173 | [constraint uninstall]; 174 | } 175 | } 176 | 177 | @end 178 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASConstraint+Private.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraint+Private.h 3 | // Masonry 4 | // 5 | // Created by Nick Tymchenko on 29/04/14. 6 | // Copyright (c) 2014 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASConstraint.h" 10 | 11 | @protocol MASConstraintDelegate; 12 | 13 | 14 | @interface MASConstraint () 15 | 16 | /** 17 | * Whether or not to check for an existing constraint instead of adding constraint 18 | */ 19 | @property (nonatomic, assign) BOOL updateExisting; 20 | 21 | /** 22 | * Usually MASConstraintMaker but could be a parent MASConstraint 23 | */ 24 | @property (nonatomic, weak) id delegate; 25 | 26 | /** 27 | * Based on a provided value type, is equal to calling: 28 | * NSNumber - setOffset: 29 | * NSValue with CGPoint - setPointOffset: 30 | * NSValue with CGSize - setSizeOffset: 31 | * NSValue with MASEdgeInsets - setInsets: 32 | */ 33 | - (void)setLayoutConstantWithValue:(NSValue *)value; 34 | 35 | @end 36 | 37 | 38 | @interface MASConstraint (Abstract) 39 | 40 | /** 41 | * Sets the constraint relation to given NSLayoutRelation 42 | * returns a block which accepts one of the following: 43 | * MASViewAttribute, UIView, NSValue, NSArray 44 | * see readme for more details. 45 | */ 46 | - (MASConstraint * (^)(id, NSLayoutRelation))equalToWithRelation; 47 | 48 | /** 49 | * Override to set a custom chaining behaviour 50 | */ 51 | - (MASConstraint *)addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute; 52 | 53 | @end 54 | 55 | 56 | @protocol MASConstraintDelegate 57 | 58 | /** 59 | * Notifies the delegate when the constraint needs to be replaced with another constraint. For example 60 | * A MASViewConstraint may turn into a MASCompositeConstraint when an array is passed to one of the equality blocks 61 | */ 62 | - (void)constraint:(MASConstraint *)constraint shouldBeReplacedWithConstraint:(MASConstraint *)replacementConstraint; 63 | 64 | - (MASConstraint *)constraint:(MASConstraint *)constraint addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute; 65 | 66 | @end 67 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASConstraint.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraint.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 22/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASUtilities.h" 10 | 11 | /** 12 | * Enables Constraints to be created with chainable syntax 13 | * Constraint can represent single NSLayoutConstraint (MASViewConstraint) 14 | * or a group of NSLayoutConstraints (MASComposisteConstraint) 15 | */ 16 | @interface MASConstraint : NSObject 17 | 18 | // Chaining Support 19 | 20 | /** 21 | * Modifies the NSLayoutConstraint constant, 22 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 23 | * NSLayoutAttributeTop, NSLayoutAttributeLeft, NSLayoutAttributeBottom, NSLayoutAttributeRight 24 | */ 25 | - (MASConstraint * (^)(MASEdgeInsets insets))insets; 26 | 27 | /** 28 | * Modifies the NSLayoutConstraint constant, 29 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 30 | * NSLayoutAttributeWidth, NSLayoutAttributeHeight 31 | */ 32 | - (MASConstraint * (^)(CGSize offset))sizeOffset; 33 | 34 | /** 35 | * Modifies the NSLayoutConstraint constant, 36 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 37 | * NSLayoutAttributeCenterX, NSLayoutAttributeCenterY 38 | */ 39 | - (MASConstraint * (^)(CGPoint offset))centerOffset; 40 | 41 | /** 42 | * Modifies the NSLayoutConstraint constant 43 | */ 44 | - (MASConstraint * (^)(CGFloat offset))offset; 45 | 46 | /** 47 | * Modifies the NSLayoutConstraint constant based on a value type 48 | */ 49 | - (MASConstraint * (^)(NSValue *value))valueOffset; 50 | 51 | /** 52 | * Sets the NSLayoutConstraint multiplier property 53 | */ 54 | - (MASConstraint * (^)(CGFloat multiplier))multipliedBy; 55 | 56 | /** 57 | * Sets the NSLayoutConstraint multiplier to 1.0/dividedBy 58 | */ 59 | - (MASConstraint * (^)(CGFloat divider))dividedBy; 60 | 61 | /** 62 | * Sets the NSLayoutConstraint priority to a float or MASLayoutPriority 63 | */ 64 | - (MASConstraint * (^)(MASLayoutPriority priority))priority; 65 | 66 | /** 67 | * Sets the NSLayoutConstraint priority to MASLayoutPriorityLow 68 | */ 69 | - (MASConstraint * (^)())priorityLow; 70 | 71 | /** 72 | * Sets the NSLayoutConstraint priority to MASLayoutPriorityMedium 73 | */ 74 | - (MASConstraint * (^)())priorityMedium; 75 | 76 | /** 77 | * Sets the NSLayoutConstraint priority to MASLayoutPriorityHigh 78 | */ 79 | - (MASConstraint * (^)())priorityHigh; 80 | 81 | /** 82 | * Sets the constraint relation to NSLayoutRelationEqual 83 | * returns a block which accepts one of the following: 84 | * MASViewAttribute, UIView, NSValue, NSArray 85 | * see readme for more details. 86 | */ 87 | - (MASConstraint * (^)(id attr))equalTo; 88 | 89 | /** 90 | * Sets the constraint relation to NSLayoutRelationGreaterThanOrEqual 91 | * returns a block which accepts one of the following: 92 | * MASViewAttribute, UIView, NSValue, NSArray 93 | * see readme for more details. 94 | */ 95 | - (MASConstraint * (^)(id attr))greaterThanOrEqualTo; 96 | 97 | /** 98 | * Sets the constraint relation to NSLayoutRelationLessThanOrEqual 99 | * returns a block which accepts one of the following: 100 | * MASViewAttribute, UIView, NSValue, NSArray 101 | * see readme for more details. 102 | */ 103 | - (MASConstraint * (^)(id attr))lessThanOrEqualTo; 104 | 105 | /** 106 | * Optional semantic property which has no effect but improves the readability of constraint 107 | */ 108 | - (MASConstraint *)with; 109 | 110 | /** 111 | * Optional semantic property which has no effect but improves the readability of constraint 112 | */ 113 | - (MASConstraint *)and; 114 | 115 | /** 116 | * Creates a new MASCompositeConstraint with the called attribute and reciever 117 | */ 118 | - (MASConstraint *)left; 119 | - (MASConstraint *)top; 120 | - (MASConstraint *)right; 121 | - (MASConstraint *)bottom; 122 | - (MASConstraint *)leading; 123 | - (MASConstraint *)trailing; 124 | - (MASConstraint *)width; 125 | - (MASConstraint *)height; 126 | - (MASConstraint *)centerX; 127 | - (MASConstraint *)centerY; 128 | - (MASConstraint *)baseline; 129 | 130 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 131 | 132 | - (MASConstraint *)firstBaseline; 133 | - (MASConstraint *)lastBaseline; 134 | 135 | #endif 136 | 137 | #if TARGET_OS_IPHONE || TARGET_OS_TV 138 | 139 | - (MASConstraint *)leftMargin; 140 | - (MASConstraint *)rightMargin; 141 | - (MASConstraint *)topMargin; 142 | - (MASConstraint *)bottomMargin; 143 | - (MASConstraint *)leadingMargin; 144 | - (MASConstraint *)trailingMargin; 145 | - (MASConstraint *)centerXWithinMargins; 146 | - (MASConstraint *)centerYWithinMargins; 147 | 148 | #endif 149 | 150 | 151 | /** 152 | * Sets the constraint debug name 153 | */ 154 | - (MASConstraint * (^)(id key))key; 155 | 156 | // NSLayoutConstraint constant Setters 157 | // for use outside of mas_updateConstraints/mas_makeConstraints blocks 158 | 159 | /** 160 | * Modifies the NSLayoutConstraint constant, 161 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 162 | * NSLayoutAttributeTop, NSLayoutAttributeLeft, NSLayoutAttributeBottom, NSLayoutAttributeRight 163 | */ 164 | - (void)setInsets:(MASEdgeInsets)insets; 165 | 166 | /** 167 | * Modifies the NSLayoutConstraint constant, 168 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 169 | * NSLayoutAttributeWidth, NSLayoutAttributeHeight 170 | */ 171 | - (void)setSizeOffset:(CGSize)sizeOffset; 172 | 173 | /** 174 | * Modifies the NSLayoutConstraint constant, 175 | * only affects MASConstraints in which the first item's NSLayoutAttribute is one of the following 176 | * NSLayoutAttributeCenterX, NSLayoutAttributeCenterY 177 | */ 178 | - (void)setCenterOffset:(CGPoint)centerOffset; 179 | 180 | /** 181 | * Modifies the NSLayoutConstraint constant 182 | */ 183 | - (void)setOffset:(CGFloat)offset; 184 | 185 | 186 | // NSLayoutConstraint Installation support 187 | 188 | #if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV) 189 | /** 190 | * Whether or not to go through the animator proxy when modifying the constraint 191 | */ 192 | @property (nonatomic, copy, readonly) MASConstraint *animator; 193 | #endif 194 | 195 | /** 196 | * Activates an NSLayoutConstraint if it's supported by an OS. 197 | * Invokes install otherwise. 198 | */ 199 | - (void)activate; 200 | 201 | /** 202 | * Deactivates previously installed/activated NSLayoutConstraint. 203 | */ 204 | - (void)deactivate; 205 | 206 | /** 207 | * Creates a NSLayoutConstraint and adds it to the appropriate view. 208 | */ 209 | - (void)install; 210 | 211 | /** 212 | * Removes previously installed NSLayoutConstraint 213 | */ 214 | - (void)uninstall; 215 | 216 | @end 217 | 218 | 219 | /** 220 | * Convenience auto-boxing macros for MASConstraint methods. 221 | * 222 | * Defining MAS_SHORTHAND_GLOBALS will turn on auto-boxing for default syntax. 223 | * A potential drawback of this is that the unprefixed macros will appear in global scope. 224 | */ 225 | #define mas_equalTo(...) equalTo(MASBoxValue((__VA_ARGS__))) 226 | #define mas_greaterThanOrEqualTo(...) greaterThanOrEqualTo(MASBoxValue((__VA_ARGS__))) 227 | #define mas_lessThanOrEqualTo(...) lessThanOrEqualTo(MASBoxValue((__VA_ARGS__))) 228 | 229 | #define mas_offset(...) valueOffset(MASBoxValue((__VA_ARGS__))) 230 | 231 | 232 | #ifdef MAS_SHORTHAND_GLOBALS 233 | 234 | #define equalTo(...) mas_equalTo(__VA_ARGS__) 235 | #define greaterThanOrEqualTo(...) mas_greaterThanOrEqualTo(__VA_ARGS__) 236 | #define lessThanOrEqualTo(...) mas_lessThanOrEqualTo(__VA_ARGS__) 237 | 238 | #define offset(...) mas_offset(__VA_ARGS__) 239 | 240 | #endif 241 | 242 | 243 | @interface MASConstraint (AutoboxingSupport) 244 | 245 | /** 246 | * Aliases to corresponding relation methods (for shorthand macros) 247 | * Also needed to aid autocompletion 248 | */ 249 | - (MASConstraint * (^)(id attr))mas_equalTo; 250 | - (MASConstraint * (^)(id attr))mas_greaterThanOrEqualTo; 251 | - (MASConstraint * (^)(id attr))mas_lessThanOrEqualTo; 252 | 253 | /** 254 | * A dummy method to aid autocompletion 255 | */ 256 | - (MASConstraint * (^)(id offset))mas_offset; 257 | 258 | @end 259 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASConstraint.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraint.m 3 | // Masonry 4 | // 5 | // Created by Nick Tymchenko on 1/20/14. 6 | // 7 | 8 | #import "MASConstraint.h" 9 | #import "MASConstraint+Private.h" 10 | 11 | #define MASMethodNotImplemented() \ 12 | @throw [NSException exceptionWithName:NSInternalInconsistencyException \ 13 | reason:[NSString stringWithFormat:@"You must override %@ in a subclass.", NSStringFromSelector(_cmd)] \ 14 | userInfo:nil] 15 | 16 | @implementation MASConstraint 17 | 18 | #pragma mark - Init 19 | 20 | - (id)init { 21 | NSAssert(![self isMemberOfClass:[MASConstraint class]], @"MASConstraint is an abstract class, you should not instantiate it directly."); 22 | return [super init]; 23 | } 24 | 25 | #pragma mark - NSLayoutRelation proxies 26 | 27 | - (MASConstraint * (^)(id))equalTo { 28 | return ^id(id attribute) { 29 | return self.equalToWithRelation(attribute, NSLayoutRelationEqual); 30 | }; 31 | } 32 | 33 | - (MASConstraint * (^)(id))mas_equalTo { 34 | return ^id(id attribute) { 35 | return self.equalToWithRelation(attribute, NSLayoutRelationEqual); 36 | }; 37 | } 38 | 39 | - (MASConstraint * (^)(id))greaterThanOrEqualTo { 40 | return ^id(id attribute) { 41 | return self.equalToWithRelation(attribute, NSLayoutRelationGreaterThanOrEqual); 42 | }; 43 | } 44 | 45 | - (MASConstraint * (^)(id))mas_greaterThanOrEqualTo { 46 | return ^id(id attribute) { 47 | return self.equalToWithRelation(attribute, NSLayoutRelationGreaterThanOrEqual); 48 | }; 49 | } 50 | 51 | - (MASConstraint * (^)(id))lessThanOrEqualTo { 52 | return ^id(id attribute) { 53 | return self.equalToWithRelation(attribute, NSLayoutRelationLessThanOrEqual); 54 | }; 55 | } 56 | 57 | - (MASConstraint * (^)(id))mas_lessThanOrEqualTo { 58 | return ^id(id attribute) { 59 | return self.equalToWithRelation(attribute, NSLayoutRelationLessThanOrEqual); 60 | }; 61 | } 62 | 63 | #pragma mark - MASLayoutPriority proxies 64 | 65 | - (MASConstraint * (^)())priorityLow { 66 | return ^id{ 67 | self.priority(MASLayoutPriorityDefaultLow); 68 | return self; 69 | }; 70 | } 71 | 72 | - (MASConstraint * (^)())priorityMedium { 73 | return ^id{ 74 | self.priority(MASLayoutPriorityDefaultMedium); 75 | return self; 76 | }; 77 | } 78 | 79 | - (MASConstraint * (^)())priorityHigh { 80 | return ^id{ 81 | self.priority(MASLayoutPriorityDefaultHigh); 82 | return self; 83 | }; 84 | } 85 | 86 | #pragma mark - NSLayoutConstraint constant proxies 87 | 88 | - (MASConstraint * (^)(MASEdgeInsets))insets { 89 | return ^id(MASEdgeInsets insets){ 90 | self.insets = insets; 91 | return self; 92 | }; 93 | } 94 | 95 | - (MASConstraint * (^)(CGSize))sizeOffset { 96 | return ^id(CGSize offset) { 97 | self.sizeOffset = offset; 98 | return self; 99 | }; 100 | } 101 | 102 | - (MASConstraint * (^)(CGPoint))centerOffset { 103 | return ^id(CGPoint offset) { 104 | self.centerOffset = offset; 105 | return self; 106 | }; 107 | } 108 | 109 | - (MASConstraint * (^)(CGFloat))offset { 110 | return ^id(CGFloat offset){ 111 | self.offset = offset; 112 | return self; 113 | }; 114 | } 115 | 116 | - (MASConstraint * (^)(NSValue *value))valueOffset { 117 | return ^id(NSValue *offset) { 118 | NSAssert([offset isKindOfClass:NSValue.class], @"expected an NSValue offset, got: %@", offset); 119 | [self setLayoutConstantWithValue:offset]; 120 | return self; 121 | }; 122 | } 123 | 124 | - (MASConstraint * (^)(id offset))mas_offset { 125 | // Will never be called due to macro 126 | return nil; 127 | } 128 | 129 | #pragma mark - NSLayoutConstraint constant setter 130 | 131 | - (void)setLayoutConstantWithValue:(NSValue *)value { 132 | if ([value isKindOfClass:NSNumber.class]) { 133 | self.offset = [(NSNumber *)value doubleValue]; 134 | } else if (strcmp(value.objCType, @encode(CGPoint)) == 0) { 135 | CGPoint point; 136 | [value getValue:&point]; 137 | self.centerOffset = point; 138 | } else if (strcmp(value.objCType, @encode(CGSize)) == 0) { 139 | CGSize size; 140 | [value getValue:&size]; 141 | self.sizeOffset = size; 142 | } else if (strcmp(value.objCType, @encode(MASEdgeInsets)) == 0) { 143 | MASEdgeInsets insets; 144 | [value getValue:&insets]; 145 | self.insets = insets; 146 | } else { 147 | NSAssert(NO, @"attempting to set layout constant with unsupported value: %@", value); 148 | } 149 | } 150 | 151 | #pragma mark - Semantic properties 152 | 153 | - (MASConstraint *)with { 154 | return self; 155 | } 156 | 157 | - (MASConstraint *)and { 158 | return self; 159 | } 160 | 161 | #pragma mark - Chaining 162 | 163 | - (MASConstraint *)addConstraintWithLayoutAttribute:(NSLayoutAttribute __unused)layoutAttribute { 164 | MASMethodNotImplemented(); 165 | } 166 | 167 | - (MASConstraint *)left { 168 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeft]; 169 | } 170 | 171 | - (MASConstraint *)top { 172 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTop]; 173 | } 174 | 175 | - (MASConstraint *)right { 176 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeRight]; 177 | } 178 | 179 | - (MASConstraint *)bottom { 180 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBottom]; 181 | } 182 | 183 | - (MASConstraint *)leading { 184 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeading]; 185 | } 186 | 187 | - (MASConstraint *)trailing { 188 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTrailing]; 189 | } 190 | 191 | - (MASConstraint *)width { 192 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeWidth]; 193 | } 194 | 195 | - (MASConstraint *)height { 196 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeHeight]; 197 | } 198 | 199 | - (MASConstraint *)centerX { 200 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterX]; 201 | } 202 | 203 | - (MASConstraint *)centerY { 204 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterY]; 205 | } 206 | 207 | - (MASConstraint *)baseline { 208 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBaseline]; 209 | } 210 | 211 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 212 | 213 | - (MASConstraint *)firstBaseline { 214 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeFirstBaseline]; 215 | } 216 | - (MASConstraint *)lastBaseline { 217 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLastBaseline]; 218 | } 219 | 220 | #endif 221 | 222 | #if TARGET_OS_IPHONE || TARGET_OS_TV 223 | 224 | - (MASConstraint *)leftMargin { 225 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeftMargin]; 226 | } 227 | 228 | - (MASConstraint *)rightMargin { 229 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeRightMargin]; 230 | } 231 | 232 | - (MASConstraint *)topMargin { 233 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTopMargin]; 234 | } 235 | 236 | - (MASConstraint *)bottomMargin { 237 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBottomMargin]; 238 | } 239 | 240 | - (MASConstraint *)leadingMargin { 241 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeadingMargin]; 242 | } 243 | 244 | - (MASConstraint *)trailingMargin { 245 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTrailingMargin]; 246 | } 247 | 248 | - (MASConstraint *)centerXWithinMargins { 249 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterXWithinMargins]; 250 | } 251 | 252 | - (MASConstraint *)centerYWithinMargins { 253 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterYWithinMargins]; 254 | } 255 | 256 | #endif 257 | 258 | #pragma mark - Abstract 259 | 260 | - (MASConstraint * (^)(CGFloat multiplier))multipliedBy { MASMethodNotImplemented(); } 261 | 262 | - (MASConstraint * (^)(CGFloat divider))dividedBy { MASMethodNotImplemented(); } 263 | 264 | - (MASConstraint * (^)(MASLayoutPriority priority))priority { MASMethodNotImplemented(); } 265 | 266 | - (MASConstraint * (^)(id, NSLayoutRelation))equalToWithRelation { MASMethodNotImplemented(); } 267 | 268 | - (MASConstraint * (^)(id key))key { MASMethodNotImplemented(); } 269 | 270 | - (void)setInsets:(MASEdgeInsets __unused)insets { MASMethodNotImplemented(); } 271 | 272 | - (void)setSizeOffset:(CGSize __unused)sizeOffset { MASMethodNotImplemented(); } 273 | 274 | - (void)setCenterOffset:(CGPoint __unused)centerOffset { MASMethodNotImplemented(); } 275 | 276 | - (void)setOffset:(CGFloat __unused)offset { MASMethodNotImplemented(); } 277 | 278 | #if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV) 279 | 280 | - (MASConstraint *)animator { MASMethodNotImplemented(); } 281 | 282 | #endif 283 | 284 | - (void)activate { MASMethodNotImplemented(); } 285 | 286 | - (void)deactivate { MASMethodNotImplemented(); } 287 | 288 | - (void)install { MASMethodNotImplemented(); } 289 | 290 | - (void)uninstall { MASMethodNotImplemented(); } 291 | 292 | @end 293 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASConstraintMaker.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraintBuilder.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASConstraint.h" 10 | #import "MASUtilities.h" 11 | 12 | typedef NS_OPTIONS(NSInteger, MASAttribute) { 13 | MASAttributeLeft = 1 << NSLayoutAttributeLeft, 14 | MASAttributeRight = 1 << NSLayoutAttributeRight, 15 | MASAttributeTop = 1 << NSLayoutAttributeTop, 16 | MASAttributeBottom = 1 << NSLayoutAttributeBottom, 17 | MASAttributeLeading = 1 << NSLayoutAttributeLeading, 18 | MASAttributeTrailing = 1 << NSLayoutAttributeTrailing, 19 | MASAttributeWidth = 1 << NSLayoutAttributeWidth, 20 | MASAttributeHeight = 1 << NSLayoutAttributeHeight, 21 | MASAttributeCenterX = 1 << NSLayoutAttributeCenterX, 22 | MASAttributeCenterY = 1 << NSLayoutAttributeCenterY, 23 | MASAttributeBaseline = 1 << NSLayoutAttributeBaseline, 24 | 25 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 26 | 27 | MASAttributeFirstBaseline = 1 << NSLayoutAttributeFirstBaseline, 28 | MASAttributeLastBaseline = 1 << NSLayoutAttributeLastBaseline, 29 | 30 | #endif 31 | 32 | #if TARGET_OS_IPHONE || TARGET_OS_TV 33 | 34 | MASAttributeLeftMargin = 1 << NSLayoutAttributeLeftMargin, 35 | MASAttributeRightMargin = 1 << NSLayoutAttributeRightMargin, 36 | MASAttributeTopMargin = 1 << NSLayoutAttributeTopMargin, 37 | MASAttributeBottomMargin = 1 << NSLayoutAttributeBottomMargin, 38 | MASAttributeLeadingMargin = 1 << NSLayoutAttributeLeadingMargin, 39 | MASAttributeTrailingMargin = 1 << NSLayoutAttributeTrailingMargin, 40 | MASAttributeCenterXWithinMargins = 1 << NSLayoutAttributeCenterXWithinMargins, 41 | MASAttributeCenterYWithinMargins = 1 << NSLayoutAttributeCenterYWithinMargins, 42 | 43 | #endif 44 | 45 | }; 46 | 47 | /** 48 | * Provides factory methods for creating MASConstraints. 49 | * Constraints are collected until they are ready to be installed 50 | * 51 | */ 52 | @interface MASConstraintMaker : NSObject 53 | 54 | /** 55 | * The following properties return a new MASViewConstraint 56 | * with the first item set to the makers associated view and the appropriate MASViewAttribute 57 | */ 58 | @property (nonatomic, strong, readonly) MASConstraint *left; 59 | @property (nonatomic, strong, readonly) MASConstraint *top; 60 | @property (nonatomic, strong, readonly) MASConstraint *right; 61 | @property (nonatomic, strong, readonly) MASConstraint *bottom; 62 | @property (nonatomic, strong, readonly) MASConstraint *leading; 63 | @property (nonatomic, strong, readonly) MASConstraint *trailing; 64 | @property (nonatomic, strong, readonly) MASConstraint *width; 65 | @property (nonatomic, strong, readonly) MASConstraint *height; 66 | @property (nonatomic, strong, readonly) MASConstraint *centerX; 67 | @property (nonatomic, strong, readonly) MASConstraint *centerY; 68 | @property (nonatomic, strong, readonly) MASConstraint *baseline; 69 | 70 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 71 | 72 | @property (nonatomic, strong, readonly) MASConstraint *firstBaseline; 73 | @property (nonatomic, strong, readonly) MASConstraint *lastBaseline; 74 | 75 | #endif 76 | 77 | #if TARGET_OS_IPHONE || TARGET_OS_TV 78 | 79 | @property (nonatomic, strong, readonly) MASConstraint *leftMargin; 80 | @property (nonatomic, strong, readonly) MASConstraint *rightMargin; 81 | @property (nonatomic, strong, readonly) MASConstraint *topMargin; 82 | @property (nonatomic, strong, readonly) MASConstraint *bottomMargin; 83 | @property (nonatomic, strong, readonly) MASConstraint *leadingMargin; 84 | @property (nonatomic, strong, readonly) MASConstraint *trailingMargin; 85 | @property (nonatomic, strong, readonly) MASConstraint *centerXWithinMargins; 86 | @property (nonatomic, strong, readonly) MASConstraint *centerYWithinMargins; 87 | 88 | #endif 89 | 90 | /** 91 | * Returns a block which creates a new MASCompositeConstraint with the first item set 92 | * to the makers associated view and children corresponding to the set bits in the 93 | * MASAttribute parameter. Combine multiple attributes via binary-or. 94 | */ 95 | @property (nonatomic, strong, readonly) MASConstraint *(^attributes)(MASAttribute attrs); 96 | 97 | /** 98 | * Creates a MASCompositeConstraint with type MASCompositeConstraintTypeEdges 99 | * which generates the appropriate MASViewConstraint children (top, left, bottom, right) 100 | * with the first item set to the makers associated view 101 | */ 102 | @property (nonatomic, strong, readonly) MASConstraint *edges; 103 | 104 | /** 105 | * Creates a MASCompositeConstraint with type MASCompositeConstraintTypeSize 106 | * which generates the appropriate MASViewConstraint children (width, height) 107 | * with the first item set to the makers associated view 108 | */ 109 | @property (nonatomic, strong, readonly) MASConstraint *size; 110 | 111 | /** 112 | * Creates a MASCompositeConstraint with type MASCompositeConstraintTypeCenter 113 | * which generates the appropriate MASViewConstraint children (centerX, centerY) 114 | * with the first item set to the makers associated view 115 | */ 116 | @property (nonatomic, strong, readonly) MASConstraint *center; 117 | 118 | /** 119 | * Whether or not to check for an existing constraint instead of adding constraint 120 | */ 121 | @property (nonatomic, assign) BOOL updateExisting; 122 | 123 | /** 124 | * Whether or not to remove existing constraints prior to installing 125 | */ 126 | @property (nonatomic, assign) BOOL removeExisting; 127 | 128 | /** 129 | * initialises the maker with a default view 130 | * 131 | * @param view any MASConstrait are created with this view as the first item 132 | * 133 | * @return a new MASConstraintMaker 134 | */ 135 | - (id)initWithView:(MAS_VIEW *)view; 136 | 137 | /** 138 | * Calls install method on any MASConstraints which have been created by this maker 139 | * 140 | * @return an array of all the installed MASConstraints 141 | */ 142 | - (NSArray *)install; 143 | 144 | - (MASConstraint * (^)(dispatch_block_t))group; 145 | 146 | @end 147 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASConstraintMaker.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraintBuilder.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASConstraintMaker.h" 10 | #import "MASViewConstraint.h" 11 | #import "MASCompositeConstraint.h" 12 | #import "MASConstraint+Private.h" 13 | #import "MASViewAttribute.h" 14 | #import "View+MASAdditions.h" 15 | 16 | @interface MASConstraintMaker () 17 | 18 | @property (nonatomic, weak) MAS_VIEW *view; 19 | @property (nonatomic, strong) NSMutableArray *constraints; 20 | 21 | @end 22 | 23 | @implementation MASConstraintMaker 24 | 25 | - (id)initWithView:(MAS_VIEW *)view { 26 | self = [super init]; 27 | if (!self) return nil; 28 | 29 | self.view = view; 30 | self.constraints = NSMutableArray.new; 31 | 32 | return self; 33 | } 34 | 35 | - (NSArray *)install { 36 | if (self.removeExisting) { 37 | NSArray *installedConstraints = [MASViewConstraint installedConstraintsForView:self.view]; 38 | for (MASConstraint *constraint in installedConstraints) { 39 | [constraint uninstall]; 40 | } 41 | } 42 | NSArray *constraints = self.constraints.copy; 43 | for (MASConstraint *constraint in constraints) { 44 | constraint.updateExisting = self.updateExisting; 45 | [constraint install]; 46 | } 47 | [self.constraints removeAllObjects]; 48 | return constraints; 49 | } 50 | 51 | #pragma mark - MASConstraintDelegate 52 | 53 | - (void)constraint:(MASConstraint *)constraint shouldBeReplacedWithConstraint:(MASConstraint *)replacementConstraint { 54 | NSUInteger index = [self.constraints indexOfObject:constraint]; 55 | NSAssert(index != NSNotFound, @"Could not find constraint %@", constraint); 56 | [self.constraints replaceObjectAtIndex:index withObject:replacementConstraint]; 57 | } 58 | 59 | - (MASConstraint *)constraint:(MASConstraint *)constraint addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute { 60 | MASViewAttribute *viewAttribute = [[MASViewAttribute alloc] initWithView:self.view layoutAttribute:layoutAttribute]; 61 | MASViewConstraint *newConstraint = [[MASViewConstraint alloc] initWithFirstViewAttribute:viewAttribute]; 62 | if ([constraint isKindOfClass:MASViewConstraint.class]) { 63 | //replace with composite constraint 64 | NSArray *children = @[constraint, newConstraint]; 65 | MASCompositeConstraint *compositeConstraint = [[MASCompositeConstraint alloc] initWithChildren:children]; 66 | compositeConstraint.delegate = self; 67 | [self constraint:constraint shouldBeReplacedWithConstraint:compositeConstraint]; 68 | return compositeConstraint; 69 | } 70 | if (!constraint) { 71 | newConstraint.delegate = self; 72 | [self.constraints addObject:newConstraint]; 73 | } 74 | return newConstraint; 75 | } 76 | 77 | - (MASConstraint *)addConstraintWithAttributes:(MASAttribute)attrs { 78 | __unused MASAttribute anyAttribute = (MASAttributeLeft | MASAttributeRight | MASAttributeTop | MASAttributeBottom | MASAttributeLeading 79 | | MASAttributeTrailing | MASAttributeWidth | MASAttributeHeight | MASAttributeCenterX 80 | | MASAttributeCenterY | MASAttributeBaseline 81 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 82 | | MASAttributeFirstBaseline | MASAttributeLastBaseline 83 | #endif 84 | #if TARGET_OS_IPHONE || TARGET_OS_TV 85 | | MASAttributeLeftMargin | MASAttributeRightMargin | MASAttributeTopMargin | MASAttributeBottomMargin 86 | | MASAttributeLeadingMargin | MASAttributeTrailingMargin | MASAttributeCenterXWithinMargins 87 | | MASAttributeCenterYWithinMargins 88 | #endif 89 | ); 90 | 91 | NSAssert((attrs & anyAttribute) != 0, @"You didn't pass any attribute to make.attributes(...)"); 92 | 93 | NSMutableArray *attributes = [NSMutableArray array]; 94 | 95 | if (attrs & MASAttributeLeft) [attributes addObject:self.view.mas_left]; 96 | if (attrs & MASAttributeRight) [attributes addObject:self.view.mas_right]; 97 | if (attrs & MASAttributeTop) [attributes addObject:self.view.mas_top]; 98 | if (attrs & MASAttributeBottom) [attributes addObject:self.view.mas_bottom]; 99 | if (attrs & MASAttributeLeading) [attributes addObject:self.view.mas_leading]; 100 | if (attrs & MASAttributeTrailing) [attributes addObject:self.view.mas_trailing]; 101 | if (attrs & MASAttributeWidth) [attributes addObject:self.view.mas_width]; 102 | if (attrs & MASAttributeHeight) [attributes addObject:self.view.mas_height]; 103 | if (attrs & MASAttributeCenterX) [attributes addObject:self.view.mas_centerX]; 104 | if (attrs & MASAttributeCenterY) [attributes addObject:self.view.mas_centerY]; 105 | if (attrs & MASAttributeBaseline) [attributes addObject:self.view.mas_baseline]; 106 | 107 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 108 | 109 | if (attrs & MASAttributeFirstBaseline) [attributes addObject:self.view.mas_firstBaseline]; 110 | if (attrs & MASAttributeLastBaseline) [attributes addObject:self.view.mas_lastBaseline]; 111 | 112 | #endif 113 | 114 | #if TARGET_OS_IPHONE || TARGET_OS_TV 115 | 116 | if (attrs & MASAttributeLeftMargin) [attributes addObject:self.view.mas_leftMargin]; 117 | if (attrs & MASAttributeRightMargin) [attributes addObject:self.view.mas_rightMargin]; 118 | if (attrs & MASAttributeTopMargin) [attributes addObject:self.view.mas_topMargin]; 119 | if (attrs & MASAttributeBottomMargin) [attributes addObject:self.view.mas_bottomMargin]; 120 | if (attrs & MASAttributeLeadingMargin) [attributes addObject:self.view.mas_leadingMargin]; 121 | if (attrs & MASAttributeTrailingMargin) [attributes addObject:self.view.mas_trailingMargin]; 122 | if (attrs & MASAttributeCenterXWithinMargins) [attributes addObject:self.view.mas_centerXWithinMargins]; 123 | if (attrs & MASAttributeCenterYWithinMargins) [attributes addObject:self.view.mas_centerYWithinMargins]; 124 | 125 | #endif 126 | 127 | NSMutableArray *children = [NSMutableArray arrayWithCapacity:attributes.count]; 128 | 129 | for (MASViewAttribute *a in attributes) { 130 | [children addObject:[[MASViewConstraint alloc] initWithFirstViewAttribute:a]]; 131 | } 132 | 133 | MASCompositeConstraint *constraint = [[MASCompositeConstraint alloc] initWithChildren:children]; 134 | constraint.delegate = self; 135 | [self.constraints addObject:constraint]; 136 | return constraint; 137 | } 138 | 139 | #pragma mark - standard Attributes 140 | 141 | - (MASConstraint *)addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute { 142 | return [self constraint:nil addConstraintWithLayoutAttribute:layoutAttribute]; 143 | } 144 | 145 | - (MASConstraint *)left { 146 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeft]; 147 | } 148 | 149 | - (MASConstraint *)top { 150 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTop]; 151 | } 152 | 153 | - (MASConstraint *)right { 154 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeRight]; 155 | } 156 | 157 | - (MASConstraint *)bottom { 158 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBottom]; 159 | } 160 | 161 | - (MASConstraint *)leading { 162 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeading]; 163 | } 164 | 165 | - (MASConstraint *)trailing { 166 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTrailing]; 167 | } 168 | 169 | - (MASConstraint *)width { 170 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeWidth]; 171 | } 172 | 173 | - (MASConstraint *)height { 174 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeHeight]; 175 | } 176 | 177 | - (MASConstraint *)centerX { 178 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterX]; 179 | } 180 | 181 | - (MASConstraint *)centerY { 182 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterY]; 183 | } 184 | 185 | - (MASConstraint *)baseline { 186 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBaseline]; 187 | } 188 | 189 | - (MASConstraint *(^)(MASAttribute))attributes { 190 | return ^(MASAttribute attrs){ 191 | return [self addConstraintWithAttributes:attrs]; 192 | }; 193 | } 194 | 195 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 196 | 197 | - (MASConstraint *)firstBaseline { 198 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeFirstBaseline]; 199 | } 200 | 201 | - (MASConstraint *)lastBaseline { 202 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLastBaseline]; 203 | } 204 | 205 | #endif 206 | 207 | 208 | #if TARGET_OS_IPHONE || TARGET_OS_TV 209 | 210 | - (MASConstraint *)leftMargin { 211 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeftMargin]; 212 | } 213 | 214 | - (MASConstraint *)rightMargin { 215 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeRightMargin]; 216 | } 217 | 218 | - (MASConstraint *)topMargin { 219 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTopMargin]; 220 | } 221 | 222 | - (MASConstraint *)bottomMargin { 223 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeBottomMargin]; 224 | } 225 | 226 | - (MASConstraint *)leadingMargin { 227 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeLeadingMargin]; 228 | } 229 | 230 | - (MASConstraint *)trailingMargin { 231 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeTrailingMargin]; 232 | } 233 | 234 | - (MASConstraint *)centerXWithinMargins { 235 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterXWithinMargins]; 236 | } 237 | 238 | - (MASConstraint *)centerYWithinMargins { 239 | return [self addConstraintWithLayoutAttribute:NSLayoutAttributeCenterYWithinMargins]; 240 | } 241 | 242 | #endif 243 | 244 | 245 | #pragma mark - composite Attributes 246 | 247 | - (MASConstraint *)edges { 248 | return [self addConstraintWithAttributes:MASAttributeTop | MASAttributeLeft | MASAttributeRight | MASAttributeBottom]; 249 | } 250 | 251 | - (MASConstraint *)size { 252 | return [self addConstraintWithAttributes:MASAttributeWidth | MASAttributeHeight]; 253 | } 254 | 255 | - (MASConstraint *)center { 256 | return [self addConstraintWithAttributes:MASAttributeCenterX | MASAttributeCenterY]; 257 | } 258 | 259 | #pragma mark - grouping 260 | 261 | - (MASConstraint *(^)(dispatch_block_t group))group { 262 | return ^id(dispatch_block_t group) { 263 | NSInteger previousCount = self.constraints.count; 264 | group(); 265 | 266 | NSArray *children = [self.constraints subarrayWithRange:NSMakeRange(previousCount, self.constraints.count - previousCount)]; 267 | MASCompositeConstraint *constraint = [[MASCompositeConstraint alloc] initWithChildren:children]; 268 | constraint.delegate = self; 269 | return constraint; 270 | }; 271 | } 272 | 273 | @end 274 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASLayoutConstraint.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASLayoutConstraint.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 3/08/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "MASUtilities.h" 10 | 11 | /** 12 | * When you are debugging or printing the constraints attached to a view this subclass 13 | * makes it easier to identify which constraints have been created via Masonry 14 | */ 15 | @interface MASLayoutConstraint : NSLayoutConstraint 16 | 17 | /** 18 | * a key to associate with this constraint 19 | */ 20 | @property (nonatomic, strong) id mas_key; 21 | 22 | @end 23 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASLayoutConstraint.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASLayoutConstraint.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 3/08/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "MASLayoutConstraint.h" 10 | 11 | @implementation MASLayoutConstraint 12 | 13 | @end 14 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASUtilities.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASUtilities.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 19/08/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | 12 | 13 | #if TARGET_OS_IPHONE || TARGET_OS_TV 14 | 15 | #import 16 | #define MAS_VIEW UIView 17 | #define MAS_VIEW_CONTROLLER UIViewController 18 | #define MASEdgeInsets UIEdgeInsets 19 | 20 | typedef UILayoutPriority MASLayoutPriority; 21 | static const MASLayoutPriority MASLayoutPriorityRequired = UILayoutPriorityRequired; 22 | static const MASLayoutPriority MASLayoutPriorityDefaultHigh = UILayoutPriorityDefaultHigh; 23 | static const MASLayoutPriority MASLayoutPriorityDefaultMedium = 500; 24 | static const MASLayoutPriority MASLayoutPriorityDefaultLow = UILayoutPriorityDefaultLow; 25 | static const MASLayoutPriority MASLayoutPriorityFittingSizeLevel = UILayoutPriorityFittingSizeLevel; 26 | 27 | #elif TARGET_OS_MAC 28 | 29 | #import 30 | #define MAS_VIEW NSView 31 | #define MASEdgeInsets NSEdgeInsets 32 | 33 | typedef NSLayoutPriority MASLayoutPriority; 34 | static const MASLayoutPriority MASLayoutPriorityRequired = NSLayoutPriorityRequired; 35 | static const MASLayoutPriority MASLayoutPriorityDefaultHigh = NSLayoutPriorityDefaultHigh; 36 | static const MASLayoutPriority MASLayoutPriorityDragThatCanResizeWindow = NSLayoutPriorityDragThatCanResizeWindow; 37 | static const MASLayoutPriority MASLayoutPriorityDefaultMedium = 501; 38 | static const MASLayoutPriority MASLayoutPriorityWindowSizeStayPut = NSLayoutPriorityWindowSizeStayPut; 39 | static const MASLayoutPriority MASLayoutPriorityDragThatCannotResizeWindow = NSLayoutPriorityDragThatCannotResizeWindow; 40 | static const MASLayoutPriority MASLayoutPriorityDefaultLow = NSLayoutPriorityDefaultLow; 41 | static const MASLayoutPriority MASLayoutPriorityFittingSizeCompression = NSLayoutPriorityFittingSizeCompression; 42 | 43 | #endif 44 | 45 | /** 46 | * Allows you to attach keys to objects matching the variable names passed. 47 | * 48 | * view1.mas_key = @"view1", view2.mas_key = @"view2"; 49 | * 50 | * is equivalent to: 51 | * 52 | * MASAttachKeys(view1, view2); 53 | */ 54 | #define MASAttachKeys(...) \ 55 | { \ 56 | NSDictionary *keyPairs = NSDictionaryOfVariableBindings(__VA_ARGS__); \ 57 | for (id key in keyPairs.allKeys) { \ 58 | id obj = keyPairs[key]; \ 59 | NSAssert([obj respondsToSelector:@selector(setMas_key:)], \ 60 | @"Cannot attach mas_key to %@", obj); \ 61 | [obj setMas_key:key]; \ 62 | } \ 63 | } 64 | 65 | /** 66 | * Used to create object hashes 67 | * Based on http://www.mikeash.com/pyblog/friday-qa-2010-06-18-implementing-equality-and-hashing.html 68 | */ 69 | #define MAS_NSUINT_BIT (CHAR_BIT * sizeof(NSUInteger)) 70 | #define MAS_NSUINTROTATE(val, howmuch) ((((NSUInteger)val) << howmuch) | (((NSUInteger)val) >> (MAS_NSUINT_BIT - howmuch))) 71 | 72 | /** 73 | * Given a scalar or struct value, wraps it in NSValue 74 | * Based on EXPObjectify: https://github.com/specta/expecta 75 | */ 76 | static inline id _MASBoxValue(const char *type, ...) { 77 | va_list v; 78 | va_start(v, type); 79 | id obj = nil; 80 | if (strcmp(type, @encode(id)) == 0) { 81 | id actual = va_arg(v, id); 82 | obj = actual; 83 | } else if (strcmp(type, @encode(CGPoint)) == 0) { 84 | CGPoint actual = (CGPoint)va_arg(v, CGPoint); 85 | obj = [NSValue value:&actual withObjCType:type]; 86 | } else if (strcmp(type, @encode(CGSize)) == 0) { 87 | CGSize actual = (CGSize)va_arg(v, CGSize); 88 | obj = [NSValue value:&actual withObjCType:type]; 89 | } else if (strcmp(type, @encode(MASEdgeInsets)) == 0) { 90 | MASEdgeInsets actual = (MASEdgeInsets)va_arg(v, MASEdgeInsets); 91 | obj = [NSValue value:&actual withObjCType:type]; 92 | } else if (strcmp(type, @encode(double)) == 0) { 93 | double actual = (double)va_arg(v, double); 94 | obj = [NSNumber numberWithDouble:actual]; 95 | } else if (strcmp(type, @encode(float)) == 0) { 96 | float actual = (float)va_arg(v, double); 97 | obj = [NSNumber numberWithFloat:actual]; 98 | } else if (strcmp(type, @encode(int)) == 0) { 99 | int actual = (int)va_arg(v, int); 100 | obj = [NSNumber numberWithInt:actual]; 101 | } else if (strcmp(type, @encode(long)) == 0) { 102 | long actual = (long)va_arg(v, long); 103 | obj = [NSNumber numberWithLong:actual]; 104 | } else if (strcmp(type, @encode(long long)) == 0) { 105 | long long actual = (long long)va_arg(v, long long); 106 | obj = [NSNumber numberWithLongLong:actual]; 107 | } else if (strcmp(type, @encode(short)) == 0) { 108 | short actual = (short)va_arg(v, int); 109 | obj = [NSNumber numberWithShort:actual]; 110 | } else if (strcmp(type, @encode(char)) == 0) { 111 | char actual = (char)va_arg(v, int); 112 | obj = [NSNumber numberWithChar:actual]; 113 | } else if (strcmp(type, @encode(bool)) == 0) { 114 | bool actual = (bool)va_arg(v, int); 115 | obj = [NSNumber numberWithBool:actual]; 116 | } else if (strcmp(type, @encode(unsigned char)) == 0) { 117 | unsigned char actual = (unsigned char)va_arg(v, unsigned int); 118 | obj = [NSNumber numberWithUnsignedChar:actual]; 119 | } else if (strcmp(type, @encode(unsigned int)) == 0) { 120 | unsigned int actual = (unsigned int)va_arg(v, unsigned int); 121 | obj = [NSNumber numberWithUnsignedInt:actual]; 122 | } else if (strcmp(type, @encode(unsigned long)) == 0) { 123 | unsigned long actual = (unsigned long)va_arg(v, unsigned long); 124 | obj = [NSNumber numberWithUnsignedLong:actual]; 125 | } else if (strcmp(type, @encode(unsigned long long)) == 0) { 126 | unsigned long long actual = (unsigned long long)va_arg(v, unsigned long long); 127 | obj = [NSNumber numberWithUnsignedLongLong:actual]; 128 | } else if (strcmp(type, @encode(unsigned short)) == 0) { 129 | unsigned short actual = (unsigned short)va_arg(v, unsigned int); 130 | obj = [NSNumber numberWithUnsignedShort:actual]; 131 | } 132 | va_end(v); 133 | return obj; 134 | } 135 | 136 | #define MASBoxValue(value) _MASBoxValue(@encode(__typeof__((value))), (value)) 137 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASViewAttribute.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASAttribute.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 21/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASUtilities.h" 10 | 11 | /** 12 | * An immutable tuple which stores the view and the related NSLayoutAttribute. 13 | * Describes part of either the left or right hand side of a constraint equation 14 | */ 15 | @interface MASViewAttribute : NSObject 16 | 17 | /** 18 | * The view which the reciever relates to. Can be nil if item is not a view. 19 | */ 20 | @property (nonatomic, weak, readonly) MAS_VIEW *view; 21 | 22 | /** 23 | * The item which the reciever relates to. 24 | */ 25 | @property (nonatomic, weak, readonly) id item; 26 | 27 | /** 28 | * The attribute which the reciever relates to 29 | */ 30 | @property (nonatomic, assign, readonly) NSLayoutAttribute layoutAttribute; 31 | 32 | /** 33 | * Convenience initializer. 34 | */ 35 | - (id)initWithView:(MAS_VIEW *)view layoutAttribute:(NSLayoutAttribute)layoutAttribute; 36 | 37 | /** 38 | * The designated initializer. 39 | */ 40 | - (id)initWithView:(MAS_VIEW *)view item:(id)item layoutAttribute:(NSLayoutAttribute)layoutAttribute; 41 | 42 | /** 43 | * Determine whether the layoutAttribute is a size attribute 44 | * 45 | * @return YES if layoutAttribute is equal to NSLayoutAttributeWidth or NSLayoutAttributeHeight 46 | */ 47 | - (BOOL)isSizeAttribute; 48 | 49 | @end 50 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASViewAttribute.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASAttribute.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 21/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASViewAttribute.h" 10 | 11 | @implementation MASViewAttribute 12 | 13 | - (id)initWithView:(MAS_VIEW *)view layoutAttribute:(NSLayoutAttribute)layoutAttribute { 14 | self = [self initWithView:view item:view layoutAttribute:layoutAttribute]; 15 | return self; 16 | } 17 | 18 | - (id)initWithView:(MAS_VIEW *)view item:(id)item layoutAttribute:(NSLayoutAttribute)layoutAttribute { 19 | self = [super init]; 20 | if (!self) return nil; 21 | 22 | _view = view; 23 | _item = item; 24 | _layoutAttribute = layoutAttribute; 25 | 26 | return self; 27 | } 28 | 29 | - (BOOL)isSizeAttribute { 30 | return self.layoutAttribute == NSLayoutAttributeWidth 31 | || self.layoutAttribute == NSLayoutAttributeHeight; 32 | } 33 | 34 | - (BOOL)isEqual:(MASViewAttribute *)viewAttribute { 35 | if ([viewAttribute isKindOfClass:self.class]) { 36 | return self.view == viewAttribute.view 37 | && self.layoutAttribute == viewAttribute.layoutAttribute; 38 | } 39 | return [super isEqual:viewAttribute]; 40 | } 41 | 42 | - (NSUInteger)hash { 43 | return MAS_NSUINTROTATE([self.view hash], MAS_NSUINT_BIT / 2) ^ self.layoutAttribute; 44 | } 45 | 46 | @end 47 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASViewConstraint.h: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraint.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASViewAttribute.h" 10 | #import "MASConstraint.h" 11 | #import "MASLayoutConstraint.h" 12 | #import "MASUtilities.h" 13 | 14 | /** 15 | * A single constraint. 16 | * Contains the attributes neccessary for creating a NSLayoutConstraint and adding it to the appropriate view 17 | */ 18 | @interface MASViewConstraint : MASConstraint 19 | 20 | /** 21 | * First item/view and first attribute of the NSLayoutConstraint 22 | */ 23 | @property (nonatomic, strong, readonly) MASViewAttribute *firstViewAttribute; 24 | 25 | /** 26 | * Second item/view and second attribute of the NSLayoutConstraint 27 | */ 28 | @property (nonatomic, strong, readonly) MASViewAttribute *secondViewAttribute; 29 | 30 | /** 31 | * initialises the MASViewConstraint with the first part of the equation 32 | * 33 | * @param firstViewAttribute view.mas_left, view.mas_width etc. 34 | * 35 | * @return a new view constraint 36 | */ 37 | - (id)initWithFirstViewAttribute:(MASViewAttribute *)firstViewAttribute; 38 | 39 | /** 40 | * Returns all MASViewConstraints installed with this view as a first item. 41 | * 42 | * @param view A view to retrieve constraints for. 43 | * 44 | * @return An array of MASViewConstraints. 45 | */ 46 | + (NSArray *)installedConstraintsForView:(MAS_VIEW *)view; 47 | 48 | @end 49 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/MASViewConstraint.m: -------------------------------------------------------------------------------- 1 | // 2 | // MASConstraint.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASViewConstraint.h" 10 | #import "MASConstraint+Private.h" 11 | #import "MASCompositeConstraint.h" 12 | #import "MASLayoutConstraint.h" 13 | #import "View+MASAdditions.h" 14 | #import 15 | 16 | @interface MAS_VIEW (MASConstraints) 17 | 18 | @property (nonatomic, readonly) NSMutableSet *mas_installedConstraints; 19 | 20 | @end 21 | 22 | @implementation MAS_VIEW (MASConstraints) 23 | 24 | static char kInstalledConstraintsKey; 25 | 26 | - (NSMutableSet *)mas_installedConstraints { 27 | NSMutableSet *constraints = objc_getAssociatedObject(self, &kInstalledConstraintsKey); 28 | if (!constraints) { 29 | constraints = [NSMutableSet set]; 30 | objc_setAssociatedObject(self, &kInstalledConstraintsKey, constraints, OBJC_ASSOCIATION_RETAIN_NONATOMIC); 31 | } 32 | return constraints; 33 | } 34 | 35 | @end 36 | 37 | 38 | @interface MASViewConstraint () 39 | 40 | @property (nonatomic, strong, readwrite) MASViewAttribute *secondViewAttribute; 41 | @property (nonatomic, weak) MAS_VIEW *installedView; 42 | @property (nonatomic, weak) MASLayoutConstraint *layoutConstraint; 43 | @property (nonatomic, assign) NSLayoutRelation layoutRelation; 44 | @property (nonatomic, assign) MASLayoutPriority layoutPriority; 45 | @property (nonatomic, assign) CGFloat layoutMultiplier; 46 | @property (nonatomic, assign) CGFloat layoutConstant; 47 | @property (nonatomic, assign) BOOL hasLayoutRelation; 48 | @property (nonatomic, strong) id mas_key; 49 | @property (nonatomic, assign) BOOL useAnimator; 50 | 51 | @end 52 | 53 | @implementation MASViewConstraint 54 | 55 | - (id)initWithFirstViewAttribute:(MASViewAttribute *)firstViewAttribute { 56 | self = [super init]; 57 | if (!self) return nil; 58 | 59 | _firstViewAttribute = firstViewAttribute; 60 | self.layoutPriority = MASLayoutPriorityRequired; 61 | self.layoutMultiplier = 1; 62 | 63 | return self; 64 | } 65 | 66 | #pragma mark - NSCoping 67 | 68 | - (id)copyWithZone:(NSZone __unused *)zone { 69 | MASViewConstraint *constraint = [[MASViewConstraint alloc] initWithFirstViewAttribute:self.firstViewAttribute]; 70 | constraint.layoutConstant = self.layoutConstant; 71 | constraint.layoutRelation = self.layoutRelation; 72 | constraint.layoutPriority = self.layoutPriority; 73 | constraint.layoutMultiplier = self.layoutMultiplier; 74 | constraint.delegate = self.delegate; 75 | return constraint; 76 | } 77 | 78 | #pragma mark - Public 79 | 80 | + (NSArray *)installedConstraintsForView:(MAS_VIEW *)view { 81 | return [view.mas_installedConstraints allObjects]; 82 | } 83 | 84 | #pragma mark - Private 85 | 86 | - (void)setLayoutConstant:(CGFloat)layoutConstant { 87 | _layoutConstant = layoutConstant; 88 | 89 | #if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV) 90 | if (self.useAnimator) { 91 | [self.layoutConstraint.animator setConstant:layoutConstant]; 92 | } else { 93 | self.layoutConstraint.constant = layoutConstant; 94 | } 95 | #else 96 | self.layoutConstraint.constant = layoutConstant; 97 | #endif 98 | } 99 | 100 | - (void)setLayoutRelation:(NSLayoutRelation)layoutRelation { 101 | _layoutRelation = layoutRelation; 102 | self.hasLayoutRelation = YES; 103 | } 104 | 105 | - (BOOL)supportsActiveProperty { 106 | return [self.layoutConstraint respondsToSelector:@selector(isActive)]; 107 | } 108 | 109 | - (BOOL)isActive { 110 | BOOL active = YES; 111 | if ([self supportsActiveProperty]) { 112 | active = [self.layoutConstraint isActive]; 113 | } 114 | 115 | return active; 116 | } 117 | 118 | - (BOOL)hasBeenInstalled { 119 | return (self.layoutConstraint != nil) && [self isActive]; 120 | } 121 | 122 | - (void)setSecondViewAttribute:(id)secondViewAttribute { 123 | if ([secondViewAttribute isKindOfClass:NSValue.class]) { 124 | [self setLayoutConstantWithValue:secondViewAttribute]; 125 | } else if ([secondViewAttribute isKindOfClass:MAS_VIEW.class]) { 126 | _secondViewAttribute = [[MASViewAttribute alloc] initWithView:secondViewAttribute layoutAttribute:self.firstViewAttribute.layoutAttribute]; 127 | } else if ([secondViewAttribute isKindOfClass:MASViewAttribute.class]) { 128 | _secondViewAttribute = secondViewAttribute; 129 | } else { 130 | NSAssert(NO, @"attempting to add unsupported attribute: %@", secondViewAttribute); 131 | } 132 | } 133 | 134 | #pragma mark - NSLayoutConstraint multiplier proxies 135 | 136 | - (MASConstraint * (^)(CGFloat))multipliedBy { 137 | return ^id(CGFloat multiplier) { 138 | NSAssert(!self.hasBeenInstalled, 139 | @"Cannot modify constraint multiplier after it has been installed"); 140 | 141 | self.layoutMultiplier = multiplier; 142 | return self; 143 | }; 144 | } 145 | 146 | 147 | - (MASConstraint * (^)(CGFloat))dividedBy { 148 | return ^id(CGFloat divider) { 149 | NSAssert(!self.hasBeenInstalled, 150 | @"Cannot modify constraint multiplier after it has been installed"); 151 | 152 | self.layoutMultiplier = 1.0/divider; 153 | return self; 154 | }; 155 | } 156 | 157 | #pragma mark - MASLayoutPriority proxy 158 | 159 | - (MASConstraint * (^)(MASLayoutPriority))priority { 160 | return ^id(MASLayoutPriority priority) { 161 | NSAssert(!self.hasBeenInstalled, 162 | @"Cannot modify constraint priority after it has been installed"); 163 | 164 | self.layoutPriority = priority; 165 | return self; 166 | }; 167 | } 168 | 169 | #pragma mark - NSLayoutRelation proxy 170 | 171 | - (MASConstraint * (^)(id, NSLayoutRelation))equalToWithRelation { 172 | return ^id(id attribute, NSLayoutRelation relation) { 173 | if ([attribute isKindOfClass:NSArray.class]) { 174 | NSAssert(!self.hasLayoutRelation, @"Redefinition of constraint relation"); 175 | NSMutableArray *children = NSMutableArray.new; 176 | for (id attr in attribute) { 177 | MASViewConstraint *viewConstraint = [self copy]; 178 | viewConstraint.secondViewAttribute = attr; 179 | [children addObject:viewConstraint]; 180 | } 181 | MASCompositeConstraint *compositeConstraint = [[MASCompositeConstraint alloc] initWithChildren:children]; 182 | compositeConstraint.delegate = self.delegate; 183 | [self.delegate constraint:self shouldBeReplacedWithConstraint:compositeConstraint]; 184 | return compositeConstraint; 185 | } else { 186 | NSAssert(!self.hasLayoutRelation || self.layoutRelation == relation && [attribute isKindOfClass:NSValue.class], @"Redefinition of constraint relation"); 187 | self.layoutRelation = relation; 188 | self.secondViewAttribute = attribute; 189 | return self; 190 | } 191 | }; 192 | } 193 | 194 | #pragma mark - Semantic properties 195 | 196 | - (MASConstraint *)with { 197 | return self; 198 | } 199 | 200 | - (MASConstraint *)and { 201 | return self; 202 | } 203 | 204 | #pragma mark - attribute chaining 205 | 206 | - (MASConstraint *)addConstraintWithLayoutAttribute:(NSLayoutAttribute)layoutAttribute { 207 | NSAssert(!self.hasLayoutRelation, @"Attributes should be chained before defining the constraint relation"); 208 | 209 | return [self.delegate constraint:self addConstraintWithLayoutAttribute:layoutAttribute]; 210 | } 211 | 212 | #pragma mark - Animator proxy 213 | 214 | #if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV) 215 | 216 | - (MASConstraint *)animator { 217 | self.useAnimator = YES; 218 | return self; 219 | } 220 | 221 | #endif 222 | 223 | #pragma mark - debug helpers 224 | 225 | - (MASConstraint * (^)(id))key { 226 | return ^id(id key) { 227 | self.mas_key = key; 228 | return self; 229 | }; 230 | } 231 | 232 | #pragma mark - NSLayoutConstraint constant setters 233 | 234 | - (void)setInsets:(MASEdgeInsets)insets { 235 | NSLayoutAttribute layoutAttribute = self.firstViewAttribute.layoutAttribute; 236 | switch (layoutAttribute) { 237 | case NSLayoutAttributeLeft: 238 | case NSLayoutAttributeLeading: 239 | self.layoutConstant = insets.left; 240 | break; 241 | case NSLayoutAttributeTop: 242 | self.layoutConstant = insets.top; 243 | break; 244 | case NSLayoutAttributeBottom: 245 | self.layoutConstant = -insets.bottom; 246 | break; 247 | case NSLayoutAttributeRight: 248 | case NSLayoutAttributeTrailing: 249 | self.layoutConstant = -insets.right; 250 | break; 251 | default: 252 | break; 253 | } 254 | } 255 | 256 | - (void)setOffset:(CGFloat)offset { 257 | self.layoutConstant = offset; 258 | } 259 | 260 | - (void)setSizeOffset:(CGSize)sizeOffset { 261 | NSLayoutAttribute layoutAttribute = self.firstViewAttribute.layoutAttribute; 262 | switch (layoutAttribute) { 263 | case NSLayoutAttributeWidth: 264 | self.layoutConstant = sizeOffset.width; 265 | break; 266 | case NSLayoutAttributeHeight: 267 | self.layoutConstant = sizeOffset.height; 268 | break; 269 | default: 270 | break; 271 | } 272 | } 273 | 274 | - (void)setCenterOffset:(CGPoint)centerOffset { 275 | NSLayoutAttribute layoutAttribute = self.firstViewAttribute.layoutAttribute; 276 | switch (layoutAttribute) { 277 | case NSLayoutAttributeCenterX: 278 | self.layoutConstant = centerOffset.x; 279 | break; 280 | case NSLayoutAttributeCenterY: 281 | self.layoutConstant = centerOffset.y; 282 | break; 283 | default: 284 | break; 285 | } 286 | } 287 | 288 | #pragma mark - MASConstraint 289 | 290 | - (void)activate { 291 | [self install]; 292 | } 293 | 294 | - (void)deactivate { 295 | [self uninstall]; 296 | } 297 | 298 | - (void)install { 299 | if (self.hasBeenInstalled) { 300 | return; 301 | } 302 | 303 | if ([self supportsActiveProperty] && self.layoutConstraint) { 304 | self.layoutConstraint.active = YES; 305 | [self.firstViewAttribute.view.mas_installedConstraints addObject:self]; 306 | return; 307 | } 308 | 309 | MAS_VIEW *firstLayoutItem = self.firstViewAttribute.item; 310 | NSLayoutAttribute firstLayoutAttribute = self.firstViewAttribute.layoutAttribute; 311 | MAS_VIEW *secondLayoutItem = self.secondViewAttribute.item; 312 | NSLayoutAttribute secondLayoutAttribute = self.secondViewAttribute.layoutAttribute; 313 | 314 | // alignment attributes must have a secondViewAttribute 315 | // therefore we assume that is refering to superview 316 | // eg make.left.equalTo(@10) 317 | if (!self.firstViewAttribute.isSizeAttribute && !self.secondViewAttribute) { 318 | secondLayoutItem = self.firstViewAttribute.view.superview; 319 | secondLayoutAttribute = firstLayoutAttribute; 320 | } 321 | 322 | MASLayoutConstraint *layoutConstraint 323 | = [MASLayoutConstraint constraintWithItem:firstLayoutItem 324 | attribute:firstLayoutAttribute 325 | relatedBy:self.layoutRelation 326 | toItem:secondLayoutItem 327 | attribute:secondLayoutAttribute 328 | multiplier:self.layoutMultiplier 329 | constant:self.layoutConstant]; 330 | 331 | layoutConstraint.priority = self.layoutPriority; 332 | layoutConstraint.mas_key = self.mas_key; 333 | 334 | if (self.secondViewAttribute.view) { 335 | MAS_VIEW *closestCommonSuperview = [self.firstViewAttribute.view mas_closestCommonSuperview:self.secondViewAttribute.view]; 336 | NSAssert(closestCommonSuperview, 337 | @"couldn't find a common superview for %@ and %@", 338 | self.firstViewAttribute.view, self.secondViewAttribute.view); 339 | self.installedView = closestCommonSuperview; 340 | } else if (self.firstViewAttribute.isSizeAttribute) { 341 | self.installedView = self.firstViewAttribute.view; 342 | } else { 343 | self.installedView = self.firstViewAttribute.view.superview; 344 | } 345 | 346 | 347 | MASLayoutConstraint *existingConstraint = nil; 348 | if (self.updateExisting) { 349 | existingConstraint = [self layoutConstraintSimilarTo:layoutConstraint]; 350 | } 351 | if (existingConstraint) { 352 | // just update the constant 353 | existingConstraint.constant = layoutConstraint.constant; 354 | self.layoutConstraint = existingConstraint; 355 | } else { 356 | [self.installedView addConstraint:layoutConstraint]; 357 | self.layoutConstraint = layoutConstraint; 358 | [firstLayoutItem.mas_installedConstraints addObject:self]; 359 | } 360 | } 361 | 362 | - (MASLayoutConstraint *)layoutConstraintSimilarTo:(MASLayoutConstraint *)layoutConstraint { 363 | // check if any constraints are the same apart from the only mutable property constant 364 | 365 | // go through constraints in reverse as we do not want to match auto-resizing or interface builder constraints 366 | // and they are likely to be added first. 367 | for (NSLayoutConstraint *existingConstraint in self.installedView.constraints.reverseObjectEnumerator) { 368 | if (![existingConstraint isKindOfClass:MASLayoutConstraint.class]) continue; 369 | if (existingConstraint.firstItem != layoutConstraint.firstItem) continue; 370 | if (existingConstraint.secondItem != layoutConstraint.secondItem) continue; 371 | if (existingConstraint.firstAttribute != layoutConstraint.firstAttribute) continue; 372 | if (existingConstraint.secondAttribute != layoutConstraint.secondAttribute) continue; 373 | if (existingConstraint.relation != layoutConstraint.relation) continue; 374 | if (existingConstraint.multiplier != layoutConstraint.multiplier) continue; 375 | if (existingConstraint.priority != layoutConstraint.priority) continue; 376 | 377 | return (id)existingConstraint; 378 | } 379 | return nil; 380 | } 381 | 382 | - (void)uninstall { 383 | if ([self supportsActiveProperty]) { 384 | self.layoutConstraint.active = NO; 385 | [self.firstViewAttribute.view.mas_installedConstraints removeObject:self]; 386 | return; 387 | } 388 | 389 | [self.installedView removeConstraint:self.layoutConstraint]; 390 | self.layoutConstraint = nil; 391 | self.installedView = nil; 392 | 393 | [self.firstViewAttribute.view.mas_installedConstraints removeObject:self]; 394 | } 395 | 396 | @end 397 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/Masonry.h: -------------------------------------------------------------------------------- 1 | // 2 | // Masonry.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | //! Project version number for Masonry. 12 | FOUNDATION_EXPORT double MasonryVersionNumber; 13 | 14 | //! Project version string for Masonry. 15 | FOUNDATION_EXPORT const unsigned char MasonryVersionString[]; 16 | 17 | #import "MASUtilities.h" 18 | #import "View+MASAdditions.h" 19 | #import "View+MASShorthandAdditions.h" 20 | #import "ViewController+MASAdditions.h" 21 | #import "NSArray+MASAdditions.h" 22 | #import "NSArray+MASShorthandAdditions.h" 23 | #import "MASConstraint.h" 24 | #import "MASCompositeConstraint.h" 25 | #import "MASViewAttribute.h" 26 | #import "MASViewConstraint.h" 27 | #import "MASConstraintMaker.h" 28 | #import "MASLayoutConstraint.h" 29 | #import "NSLayoutConstraint+MASDebugAdditions.h" 30 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/NSArray+MASAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // NSArray+MASAdditions.h 3 | // 4 | // 5 | // Created by Daniel Hammond on 11/26/13. 6 | // 7 | // 8 | 9 | #import "MASUtilities.h" 10 | #import "MASConstraintMaker.h" 11 | #import "MASViewAttribute.h" 12 | 13 | typedef NS_ENUM(NSUInteger, MASAxisType) { 14 | MASAxisTypeHorizontal, 15 | MASAxisTypeVertical 16 | }; 17 | 18 | @interface NSArray (MASAdditions) 19 | 20 | /** 21 | * Creates a MASConstraintMaker with each view in the callee. 22 | * Any constraints defined are added to the view or the appropriate superview once the block has finished executing on each view 23 | * 24 | * @param block scope within which you can build up the constraints which you wish to apply to each view. 25 | * 26 | * @return Array of created MASConstraints 27 | */ 28 | - (NSArray *)mas_makeConstraints:(void (^)(MASConstraintMaker *make))block; 29 | 30 | /** 31 | * Creates a MASConstraintMaker with each view in the callee. 32 | * Any constraints defined are added to each view or the appropriate superview once the block has finished executing on each view. 33 | * If an existing constraint exists then it will be updated instead. 34 | * 35 | * @param block scope within which you can build up the constraints which you wish to apply to each view. 36 | * 37 | * @return Array of created/updated MASConstraints 38 | */ 39 | - (NSArray *)mas_updateConstraints:(void (^)(MASConstraintMaker *make))block; 40 | 41 | /** 42 | * Creates a MASConstraintMaker with each view in the callee. 43 | * Any constraints defined are added to each view or the appropriate superview once the block has finished executing on each view. 44 | * All constraints previously installed for the views will be removed. 45 | * 46 | * @param block scope within which you can build up the constraints which you wish to apply to each view. 47 | * 48 | * @return Array of created/updated MASConstraints 49 | */ 50 | - (NSArray *)mas_remakeConstraints:(void (^)(MASConstraintMaker *make))block; 51 | 52 | /** 53 | * distribute with fixed spacing 54 | * 55 | * @param axisType which axis to distribute items along 56 | * @param fixedSpacing the spacing between each item 57 | * @param leadSpacing the spacing before the first item and the container 58 | * @param tailSpacing the spacing after the last item and the container 59 | */ 60 | - (void)mas_distributeViewsAlongAxis:(MASAxisType)axisType withFixedSpacing:(CGFloat)fixedSpacing leadSpacing:(CGFloat)leadSpacing tailSpacing:(CGFloat)tailSpacing; 61 | 62 | /** 63 | * distribute with fixed item size 64 | * 65 | * @param axisType which axis to distribute items along 66 | * @param fixedItemLength the fixed length of each item 67 | * @param leadSpacing the spacing before the first item and the container 68 | * @param tailSpacing the spacing after the last item and the container 69 | */ 70 | - (void)mas_distributeViewsAlongAxis:(MASAxisType)axisType withFixedItemLength:(CGFloat)fixedItemLength leadSpacing:(CGFloat)leadSpacing tailSpacing:(CGFloat)tailSpacing; 71 | 72 | @end 73 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/NSArray+MASAdditions.m: -------------------------------------------------------------------------------- 1 | // 2 | // NSArray+MASAdditions.m 3 | // 4 | // 5 | // Created by Daniel Hammond on 11/26/13. 6 | // 7 | // 8 | 9 | #import "NSArray+MASAdditions.h" 10 | #import "View+MASAdditions.h" 11 | 12 | @implementation NSArray (MASAdditions) 13 | 14 | - (NSArray *)mas_makeConstraints:(void(^)(MASConstraintMaker *make))block { 15 | NSMutableArray *constraints = [NSMutableArray array]; 16 | for (MAS_VIEW *view in self) { 17 | NSAssert([view isKindOfClass:[MAS_VIEW class]], @"All objects in the array must be views"); 18 | [constraints addObjectsFromArray:[view mas_makeConstraints:block]]; 19 | } 20 | return constraints; 21 | } 22 | 23 | - (NSArray *)mas_updateConstraints:(void(^)(MASConstraintMaker *make))block { 24 | NSMutableArray *constraints = [NSMutableArray array]; 25 | for (MAS_VIEW *view in self) { 26 | NSAssert([view isKindOfClass:[MAS_VIEW class]], @"All objects in the array must be views"); 27 | [constraints addObjectsFromArray:[view mas_updateConstraints:block]]; 28 | } 29 | return constraints; 30 | } 31 | 32 | - (NSArray *)mas_remakeConstraints:(void(^)(MASConstraintMaker *make))block { 33 | NSMutableArray *constraints = [NSMutableArray array]; 34 | for (MAS_VIEW *view in self) { 35 | NSAssert([view isKindOfClass:[MAS_VIEW class]], @"All objects in the array must be views"); 36 | [constraints addObjectsFromArray:[view mas_remakeConstraints:block]]; 37 | } 38 | return constraints; 39 | } 40 | 41 | - (void)mas_distributeViewsAlongAxis:(MASAxisType)axisType withFixedSpacing:(CGFloat)fixedSpacing leadSpacing:(CGFloat)leadSpacing tailSpacing:(CGFloat)tailSpacing { 42 | if (self.count < 2) { 43 | NSAssert(self.count>1,@"views to distribute need to bigger than one"); 44 | return; 45 | } 46 | 47 | MAS_VIEW *tempSuperView = [self mas_commonSuperviewOfViews]; 48 | if (axisType == MASAxisTypeHorizontal) { 49 | MAS_VIEW *prev; 50 | for (int i = 0; i < self.count; i++) { 51 | MAS_VIEW *v = self[i]; 52 | [v mas_makeConstraints:^(MASConstraintMaker *make) { 53 | if (prev) { 54 | make.width.equalTo(prev); 55 | make.left.equalTo(prev.mas_right).offset(fixedSpacing); 56 | if (i == self.count - 1) {//last one 57 | make.right.equalTo(tempSuperView).offset(-tailSpacing); 58 | } 59 | } 60 | else {//first one 61 | make.left.equalTo(tempSuperView).offset(leadSpacing); 62 | } 63 | 64 | }]; 65 | prev = v; 66 | } 67 | } 68 | else { 69 | MAS_VIEW *prev; 70 | for (int i = 0; i < self.count; i++) { 71 | MAS_VIEW *v = self[i]; 72 | [v mas_makeConstraints:^(MASConstraintMaker *make) { 73 | if (prev) { 74 | make.height.equalTo(prev); 75 | make.top.equalTo(prev.mas_bottom).offset(fixedSpacing); 76 | if (i == self.count - 1) {//last one 77 | make.bottom.equalTo(tempSuperView).offset(-tailSpacing); 78 | } 79 | } 80 | else {//first one 81 | make.top.equalTo(tempSuperView).offset(leadSpacing); 82 | } 83 | 84 | }]; 85 | prev = v; 86 | } 87 | } 88 | } 89 | 90 | - (void)mas_distributeViewsAlongAxis:(MASAxisType)axisType withFixedItemLength:(CGFloat)fixedItemLength leadSpacing:(CGFloat)leadSpacing tailSpacing:(CGFloat)tailSpacing { 91 | if (self.count < 2) { 92 | NSAssert(self.count>1,@"views to distribute need to bigger than one"); 93 | return; 94 | } 95 | 96 | MAS_VIEW *tempSuperView = [self mas_commonSuperviewOfViews]; 97 | if (axisType == MASAxisTypeHorizontal) { 98 | MAS_VIEW *prev; 99 | for (int i = 0; i < self.count; i++) { 100 | MAS_VIEW *v = self[i]; 101 | [v mas_makeConstraints:^(MASConstraintMaker *make) { 102 | if (prev) { 103 | CGFloat offset = (1-(i/((CGFloat)self.count-1)))*(fixedItemLength+leadSpacing)-i*tailSpacing/(((CGFloat)self.count-1)); 104 | make.width.equalTo(@(fixedItemLength)); 105 | if (i == self.count - 1) {//last one 106 | make.right.equalTo(tempSuperView).offset(-tailSpacing); 107 | } 108 | else { 109 | make.right.equalTo(tempSuperView).multipliedBy(i/((CGFloat)self.count-1)).with.offset(offset); 110 | } 111 | } 112 | else {//first one 113 | make.left.equalTo(tempSuperView).offset(leadSpacing); 114 | make.width.equalTo(@(fixedItemLength)); 115 | } 116 | }]; 117 | prev = v; 118 | } 119 | } 120 | else { 121 | MAS_VIEW *prev; 122 | for (int i = 0; i < self.count; i++) { 123 | MAS_VIEW *v = self[i]; 124 | [v mas_makeConstraints:^(MASConstraintMaker *make) { 125 | if (prev) { 126 | CGFloat offset = (1-(i/((CGFloat)self.count-1)))*(fixedItemLength+leadSpacing)-i*tailSpacing/(((CGFloat)self.count-1)); 127 | make.height.equalTo(@(fixedItemLength)); 128 | if (i == self.count - 1) {//last one 129 | make.bottom.equalTo(tempSuperView).offset(-tailSpacing); 130 | } 131 | else { 132 | make.bottom.equalTo(tempSuperView).multipliedBy(i/((CGFloat)self.count-1)).with.offset(offset); 133 | } 134 | } 135 | else {//first one 136 | make.top.equalTo(tempSuperView).offset(leadSpacing); 137 | make.height.equalTo(@(fixedItemLength)); 138 | } 139 | }]; 140 | prev = v; 141 | } 142 | } 143 | } 144 | 145 | - (MAS_VIEW *)mas_commonSuperviewOfViews 146 | { 147 | MAS_VIEW *commonSuperview = nil; 148 | MAS_VIEW *previousView = nil; 149 | for (id object in self) { 150 | if ([object isKindOfClass:[MAS_VIEW class]]) { 151 | MAS_VIEW *view = (MAS_VIEW *)object; 152 | if (previousView) { 153 | commonSuperview = [view mas_closestCommonSuperview:commonSuperview]; 154 | } else { 155 | commonSuperview = view; 156 | } 157 | previousView = view; 158 | } 159 | } 160 | NSAssert(commonSuperview, @"Can't constrain views that do not share a common superview. Make sure that all the views in this array have been added into the same view hierarchy."); 161 | return commonSuperview; 162 | } 163 | 164 | @end 165 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/NSArray+MASShorthandAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // NSArray+MASShorthandAdditions.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 22/07/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "NSArray+MASAdditions.h" 10 | 11 | #ifdef MAS_SHORTHAND 12 | 13 | /** 14 | * Shorthand array additions without the 'mas_' prefixes, 15 | * only enabled if MAS_SHORTHAND is defined 16 | */ 17 | @interface NSArray (MASShorthandAdditions) 18 | 19 | - (NSArray *)makeConstraints:(void(^)(MASConstraintMaker *make))block; 20 | - (NSArray *)updateConstraints:(void(^)(MASConstraintMaker *make))block; 21 | - (NSArray *)remakeConstraints:(void(^)(MASConstraintMaker *make))block; 22 | 23 | @end 24 | 25 | @implementation NSArray (MASShorthandAdditions) 26 | 27 | - (NSArray *)makeConstraints:(void(^)(MASConstraintMaker *))block { 28 | return [self mas_makeConstraints:block]; 29 | } 30 | 31 | - (NSArray *)updateConstraints:(void(^)(MASConstraintMaker *))block { 32 | return [self mas_updateConstraints:block]; 33 | } 34 | 35 | - (NSArray *)remakeConstraints:(void(^)(MASConstraintMaker *))block { 36 | return [self mas_remakeConstraints:block]; 37 | } 38 | 39 | @end 40 | 41 | #endif 42 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/NSLayoutConstraint+MASDebugAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // NSLayoutConstraint+MASDebugAdditions.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 3/08/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "MASUtilities.h" 10 | 11 | /** 12 | * makes debug and log output of NSLayoutConstraints more readable 13 | */ 14 | @interface NSLayoutConstraint (MASDebugAdditions) 15 | 16 | @end 17 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/NSLayoutConstraint+MASDebugAdditions.m: -------------------------------------------------------------------------------- 1 | // 2 | // NSLayoutConstraint+MASDebugAdditions.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 3/08/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "NSLayoutConstraint+MASDebugAdditions.h" 10 | #import "MASConstraint.h" 11 | #import "MASLayoutConstraint.h" 12 | 13 | @implementation NSLayoutConstraint (MASDebugAdditions) 14 | 15 | #pragma mark - description maps 16 | 17 | + (NSDictionary *)layoutRelationDescriptionsByValue { 18 | static dispatch_once_t once; 19 | static NSDictionary *descriptionMap; 20 | dispatch_once(&once, ^{ 21 | descriptionMap = @{ 22 | @(NSLayoutRelationEqual) : @"==", 23 | @(NSLayoutRelationGreaterThanOrEqual) : @">=", 24 | @(NSLayoutRelationLessThanOrEqual) : @"<=", 25 | }; 26 | }); 27 | return descriptionMap; 28 | } 29 | 30 | + (NSDictionary *)layoutAttributeDescriptionsByValue { 31 | static dispatch_once_t once; 32 | static NSDictionary *descriptionMap; 33 | dispatch_once(&once, ^{ 34 | descriptionMap = @{ 35 | @(NSLayoutAttributeTop) : @"top", 36 | @(NSLayoutAttributeLeft) : @"left", 37 | @(NSLayoutAttributeBottom) : @"bottom", 38 | @(NSLayoutAttributeRight) : @"right", 39 | @(NSLayoutAttributeLeading) : @"leading", 40 | @(NSLayoutAttributeTrailing) : @"trailing", 41 | @(NSLayoutAttributeWidth) : @"width", 42 | @(NSLayoutAttributeHeight) : @"height", 43 | @(NSLayoutAttributeCenterX) : @"centerX", 44 | @(NSLayoutAttributeCenterY) : @"centerY", 45 | @(NSLayoutAttributeBaseline) : @"baseline", 46 | 47 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 48 | @(NSLayoutAttributeFirstBaseline) : @"firstBaseline", 49 | @(NSLayoutAttributeLastBaseline) : @"lastBaseline", 50 | #endif 51 | 52 | #if TARGET_OS_IPHONE || TARGET_OS_TV 53 | @(NSLayoutAttributeLeftMargin) : @"leftMargin", 54 | @(NSLayoutAttributeRightMargin) : @"rightMargin", 55 | @(NSLayoutAttributeTopMargin) : @"topMargin", 56 | @(NSLayoutAttributeBottomMargin) : @"bottomMargin", 57 | @(NSLayoutAttributeLeadingMargin) : @"leadingMargin", 58 | @(NSLayoutAttributeTrailingMargin) : @"trailingMargin", 59 | @(NSLayoutAttributeCenterXWithinMargins) : @"centerXWithinMargins", 60 | @(NSLayoutAttributeCenterYWithinMargins) : @"centerYWithinMargins", 61 | #endif 62 | 63 | }; 64 | 65 | }); 66 | return descriptionMap; 67 | } 68 | 69 | 70 | + (NSDictionary *)layoutPriorityDescriptionsByValue { 71 | static dispatch_once_t once; 72 | static NSDictionary *descriptionMap; 73 | dispatch_once(&once, ^{ 74 | #if TARGET_OS_IPHONE || TARGET_OS_TV 75 | descriptionMap = @{ 76 | @(MASLayoutPriorityDefaultHigh) : @"high", 77 | @(MASLayoutPriorityDefaultLow) : @"low", 78 | @(MASLayoutPriorityDefaultMedium) : @"medium", 79 | @(MASLayoutPriorityRequired) : @"required", 80 | @(MASLayoutPriorityFittingSizeLevel) : @"fitting size", 81 | }; 82 | #elif TARGET_OS_MAC 83 | descriptionMap = @{ 84 | @(MASLayoutPriorityDefaultHigh) : @"high", 85 | @(MASLayoutPriorityDragThatCanResizeWindow) : @"drag can resize window", 86 | @(MASLayoutPriorityDefaultMedium) : @"medium", 87 | @(MASLayoutPriorityWindowSizeStayPut) : @"window size stay put", 88 | @(MASLayoutPriorityDragThatCannotResizeWindow) : @"drag cannot resize window", 89 | @(MASLayoutPriorityDefaultLow) : @"low", 90 | @(MASLayoutPriorityFittingSizeCompression) : @"fitting size", 91 | @(MASLayoutPriorityRequired) : @"required", 92 | }; 93 | #endif 94 | }); 95 | return descriptionMap; 96 | } 97 | 98 | #pragma mark - description override 99 | 100 | + (NSString *)descriptionForObject:(id)obj { 101 | if ([obj respondsToSelector:@selector(mas_key)] && [obj mas_key]) { 102 | return [NSString stringWithFormat:@"%@:%@", [obj class], [obj mas_key]]; 103 | } 104 | return [NSString stringWithFormat:@"%@:%p", [obj class], obj]; 105 | } 106 | 107 | - (NSString *)description { 108 | NSMutableString *description = [[NSMutableString alloc] initWithString:@"<"]; 109 | 110 | [description appendString:[self.class descriptionForObject:self]]; 111 | 112 | [description appendFormat:@" %@", [self.class descriptionForObject:self.firstItem]]; 113 | if (self.firstAttribute != NSLayoutAttributeNotAnAttribute) { 114 | [description appendFormat:@".%@", self.class.layoutAttributeDescriptionsByValue[@(self.firstAttribute)]]; 115 | } 116 | 117 | [description appendFormat:@" %@", self.class.layoutRelationDescriptionsByValue[@(self.relation)]]; 118 | 119 | if (self.secondItem) { 120 | [description appendFormat:@" %@", [self.class descriptionForObject:self.secondItem]]; 121 | } 122 | if (self.secondAttribute != NSLayoutAttributeNotAnAttribute) { 123 | [description appendFormat:@".%@", self.class.layoutAttributeDescriptionsByValue[@(self.secondAttribute)]]; 124 | } 125 | 126 | if (self.multiplier != 1) { 127 | [description appendFormat:@" * %g", self.multiplier]; 128 | } 129 | 130 | if (self.secondAttribute == NSLayoutAttributeNotAnAttribute) { 131 | [description appendFormat:@" %g", self.constant]; 132 | } else { 133 | if (self.constant) { 134 | [description appendFormat:@" %@ %g", (self.constant < 0 ? @"-" : @"+"), ABS(self.constant)]; 135 | } 136 | } 137 | 138 | if (self.priority != MASLayoutPriorityRequired) { 139 | [description appendFormat:@" ^%@", self.class.layoutPriorityDescriptionsByValue[@(self.priority)] ?: [NSNumber numberWithDouble:self.priority]]; 140 | } 141 | 142 | [description appendString:@">"]; 143 | return description; 144 | } 145 | 146 | @end 147 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/View+MASAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // UIView+MASAdditions.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "MASUtilities.h" 10 | #import "MASConstraintMaker.h" 11 | #import "MASViewAttribute.h" 12 | 13 | /** 14 | * Provides constraint maker block 15 | * and convience methods for creating MASViewAttribute which are view + NSLayoutAttribute pairs 16 | */ 17 | @interface MAS_VIEW (MASAdditions) 18 | 19 | /** 20 | * following properties return a new MASViewAttribute with current view and appropriate NSLayoutAttribute 21 | */ 22 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_left; 23 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_top; 24 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_right; 25 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_bottom; 26 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_leading; 27 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_trailing; 28 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_width; 29 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_height; 30 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_centerX; 31 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_centerY; 32 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_baseline; 33 | @property (nonatomic, strong, readonly) MASViewAttribute *(^mas_attribute)(NSLayoutAttribute attr); 34 | 35 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 36 | 37 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_firstBaseline; 38 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_lastBaseline; 39 | 40 | #endif 41 | 42 | #if TARGET_OS_IPHONE || TARGET_OS_TV 43 | 44 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_leftMargin; 45 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_rightMargin; 46 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_topMargin; 47 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_bottomMargin; 48 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_leadingMargin; 49 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_trailingMargin; 50 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_centerXWithinMargins; 51 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_centerYWithinMargins; 52 | 53 | #endif 54 | 55 | /** 56 | * a key to associate with this view 57 | */ 58 | @property (nonatomic, strong) id mas_key; 59 | 60 | /** 61 | * Finds the closest common superview between this view and another view 62 | * 63 | * @param view other view 64 | * 65 | * @return returns nil if common superview could not be found 66 | */ 67 | - (instancetype)mas_closestCommonSuperview:(MAS_VIEW *)view; 68 | 69 | /** 70 | * Creates a MASConstraintMaker with the callee view. 71 | * Any constraints defined are added to the view or the appropriate superview once the block has finished executing 72 | * 73 | * @param block scope within which you can build up the constraints which you wish to apply to the view. 74 | * 75 | * @return Array of created MASConstraints 76 | */ 77 | - (NSArray *)mas_makeConstraints:(void(^)(MASConstraintMaker *make))block; 78 | 79 | /** 80 | * Creates a MASConstraintMaker with the callee view. 81 | * Any constraints defined are added to the view or the appropriate superview once the block has finished executing. 82 | * If an existing constraint exists then it will be updated instead. 83 | * 84 | * @param block scope within which you can build up the constraints which you wish to apply to the view. 85 | * 86 | * @return Array of created/updated MASConstraints 87 | */ 88 | - (NSArray *)mas_updateConstraints:(void(^)(MASConstraintMaker *make))block; 89 | 90 | /** 91 | * Creates a MASConstraintMaker with the callee view. 92 | * Any constraints defined are added to the view or the appropriate superview once the block has finished executing. 93 | * All constraints previously installed for the view will be removed. 94 | * 95 | * @param block scope within which you can build up the constraints which you wish to apply to the view. 96 | * 97 | * @return Array of created/updated MASConstraints 98 | */ 99 | - (NSArray *)mas_remakeConstraints:(void(^)(MASConstraintMaker *make))block; 100 | 101 | @end 102 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/View+MASAdditions.m: -------------------------------------------------------------------------------- 1 | // 2 | // UIView+MASAdditions.m 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 20/07/13. 6 | // Copyright (c) 2013 cloudling. All rights reserved. 7 | // 8 | 9 | #import "View+MASAdditions.h" 10 | #import 11 | 12 | @implementation MAS_VIEW (MASAdditions) 13 | 14 | - (NSArray *)mas_makeConstraints:(void(^)(MASConstraintMaker *))block { 15 | self.translatesAutoresizingMaskIntoConstraints = NO; 16 | MASConstraintMaker *constraintMaker = [[MASConstraintMaker alloc] initWithView:self]; 17 | block(constraintMaker); 18 | return [constraintMaker install]; 19 | } 20 | 21 | - (NSArray *)mas_updateConstraints:(void(^)(MASConstraintMaker *))block { 22 | self.translatesAutoresizingMaskIntoConstraints = NO; 23 | MASConstraintMaker *constraintMaker = [[MASConstraintMaker alloc] initWithView:self]; 24 | constraintMaker.updateExisting = YES; 25 | block(constraintMaker); 26 | return [constraintMaker install]; 27 | } 28 | 29 | - (NSArray *)mas_remakeConstraints:(void(^)(MASConstraintMaker *make))block { 30 | self.translatesAutoresizingMaskIntoConstraints = NO; 31 | MASConstraintMaker *constraintMaker = [[MASConstraintMaker alloc] initWithView:self]; 32 | constraintMaker.removeExisting = YES; 33 | block(constraintMaker); 34 | return [constraintMaker install]; 35 | } 36 | 37 | #pragma mark - NSLayoutAttribute properties 38 | 39 | - (MASViewAttribute *)mas_left { 40 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLeft]; 41 | } 42 | 43 | - (MASViewAttribute *)mas_top { 44 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeTop]; 45 | } 46 | 47 | - (MASViewAttribute *)mas_right { 48 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeRight]; 49 | } 50 | 51 | - (MASViewAttribute *)mas_bottom { 52 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeBottom]; 53 | } 54 | 55 | - (MASViewAttribute *)mas_leading { 56 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLeading]; 57 | } 58 | 59 | - (MASViewAttribute *)mas_trailing { 60 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeTrailing]; 61 | } 62 | 63 | - (MASViewAttribute *)mas_width { 64 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeWidth]; 65 | } 66 | 67 | - (MASViewAttribute *)mas_height { 68 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeHeight]; 69 | } 70 | 71 | - (MASViewAttribute *)mas_centerX { 72 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeCenterX]; 73 | } 74 | 75 | - (MASViewAttribute *)mas_centerY { 76 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeCenterY]; 77 | } 78 | 79 | - (MASViewAttribute *)mas_baseline { 80 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeBaseline]; 81 | } 82 | 83 | - (MASViewAttribute *(^)(NSLayoutAttribute))mas_attribute 84 | { 85 | return ^(NSLayoutAttribute attr) { 86 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:attr]; 87 | }; 88 | } 89 | 90 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 91 | 92 | - (MASViewAttribute *)mas_firstBaseline { 93 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeFirstBaseline]; 94 | } 95 | - (MASViewAttribute *)mas_lastBaseline { 96 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLastBaseline]; 97 | } 98 | 99 | #endif 100 | 101 | #if TARGET_OS_IPHONE || TARGET_OS_TV 102 | 103 | - (MASViewAttribute *)mas_leftMargin { 104 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLeftMargin]; 105 | } 106 | 107 | - (MASViewAttribute *)mas_rightMargin { 108 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeRightMargin]; 109 | } 110 | 111 | - (MASViewAttribute *)mas_topMargin { 112 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeTopMargin]; 113 | } 114 | 115 | - (MASViewAttribute *)mas_bottomMargin { 116 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeBottomMargin]; 117 | } 118 | 119 | - (MASViewAttribute *)mas_leadingMargin { 120 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeLeadingMargin]; 121 | } 122 | 123 | - (MASViewAttribute *)mas_trailingMargin { 124 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeTrailingMargin]; 125 | } 126 | 127 | - (MASViewAttribute *)mas_centerXWithinMargins { 128 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeCenterXWithinMargins]; 129 | } 130 | 131 | - (MASViewAttribute *)mas_centerYWithinMargins { 132 | return [[MASViewAttribute alloc] initWithView:self layoutAttribute:NSLayoutAttributeCenterYWithinMargins]; 133 | } 134 | 135 | #endif 136 | 137 | #pragma mark - associated properties 138 | 139 | - (id)mas_key { 140 | return objc_getAssociatedObject(self, @selector(mas_key)); 141 | } 142 | 143 | - (void)setMas_key:(id)key { 144 | objc_setAssociatedObject(self, @selector(mas_key), key, OBJC_ASSOCIATION_RETAIN_NONATOMIC); 145 | } 146 | 147 | #pragma mark - heirachy 148 | 149 | - (instancetype)mas_closestCommonSuperview:(MAS_VIEW *)view { 150 | MAS_VIEW *closestCommonSuperview = nil; 151 | 152 | MAS_VIEW *secondViewSuperview = view; 153 | while (!closestCommonSuperview && secondViewSuperview) { 154 | MAS_VIEW *firstViewSuperview = self; 155 | while (!closestCommonSuperview && firstViewSuperview) { 156 | if (secondViewSuperview == firstViewSuperview) { 157 | closestCommonSuperview = secondViewSuperview; 158 | } 159 | firstViewSuperview = firstViewSuperview.superview; 160 | } 161 | secondViewSuperview = secondViewSuperview.superview; 162 | } 163 | return closestCommonSuperview; 164 | } 165 | 166 | @end 167 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/View+MASShorthandAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // UIView+MASShorthandAdditions.h 3 | // Masonry 4 | // 5 | // Created by Jonas Budelmann on 22/07/13. 6 | // Copyright (c) 2013 Jonas Budelmann. All rights reserved. 7 | // 8 | 9 | #import "View+MASAdditions.h" 10 | 11 | #ifdef MAS_SHORTHAND 12 | 13 | /** 14 | * Shorthand view additions without the 'mas_' prefixes, 15 | * only enabled if MAS_SHORTHAND is defined 16 | */ 17 | @interface MAS_VIEW (MASShorthandAdditions) 18 | 19 | @property (nonatomic, strong, readonly) MASViewAttribute *left; 20 | @property (nonatomic, strong, readonly) MASViewAttribute *top; 21 | @property (nonatomic, strong, readonly) MASViewAttribute *right; 22 | @property (nonatomic, strong, readonly) MASViewAttribute *bottom; 23 | @property (nonatomic, strong, readonly) MASViewAttribute *leading; 24 | @property (nonatomic, strong, readonly) MASViewAttribute *trailing; 25 | @property (nonatomic, strong, readonly) MASViewAttribute *width; 26 | @property (nonatomic, strong, readonly) MASViewAttribute *height; 27 | @property (nonatomic, strong, readonly) MASViewAttribute *centerX; 28 | @property (nonatomic, strong, readonly) MASViewAttribute *centerY; 29 | @property (nonatomic, strong, readonly) MASViewAttribute *baseline; 30 | @property (nonatomic, strong, readonly) MASViewAttribute *(^attribute)(NSLayoutAttribute attr); 31 | 32 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 33 | 34 | @property (nonatomic, strong, readonly) MASViewAttribute *firstBaseline; 35 | @property (nonatomic, strong, readonly) MASViewAttribute *lastBaseline; 36 | 37 | #endif 38 | 39 | #if TARGET_OS_IPHONE || TARGET_OS_TV 40 | 41 | @property (nonatomic, strong, readonly) MASViewAttribute *leftMargin; 42 | @property (nonatomic, strong, readonly) MASViewAttribute *rightMargin; 43 | @property (nonatomic, strong, readonly) MASViewAttribute *topMargin; 44 | @property (nonatomic, strong, readonly) MASViewAttribute *bottomMargin; 45 | @property (nonatomic, strong, readonly) MASViewAttribute *leadingMargin; 46 | @property (nonatomic, strong, readonly) MASViewAttribute *trailingMargin; 47 | @property (nonatomic, strong, readonly) MASViewAttribute *centerXWithinMargins; 48 | @property (nonatomic, strong, readonly) MASViewAttribute *centerYWithinMargins; 49 | 50 | #endif 51 | 52 | - (NSArray *)makeConstraints:(void(^)(MASConstraintMaker *make))block; 53 | - (NSArray *)updateConstraints:(void(^)(MASConstraintMaker *make))block; 54 | - (NSArray *)remakeConstraints:(void(^)(MASConstraintMaker *make))block; 55 | 56 | @end 57 | 58 | #define MAS_ATTR_FORWARD(attr) \ 59 | - (MASViewAttribute *)attr { \ 60 | return [self mas_##attr]; \ 61 | } 62 | 63 | @implementation MAS_VIEW (MASShorthandAdditions) 64 | 65 | MAS_ATTR_FORWARD(top); 66 | MAS_ATTR_FORWARD(left); 67 | MAS_ATTR_FORWARD(bottom); 68 | MAS_ATTR_FORWARD(right); 69 | MAS_ATTR_FORWARD(leading); 70 | MAS_ATTR_FORWARD(trailing); 71 | MAS_ATTR_FORWARD(width); 72 | MAS_ATTR_FORWARD(height); 73 | MAS_ATTR_FORWARD(centerX); 74 | MAS_ATTR_FORWARD(centerY); 75 | MAS_ATTR_FORWARD(baseline); 76 | 77 | #if (__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 9000) || (__MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) 78 | 79 | MAS_ATTR_FORWARD(firstBaseline); 80 | MAS_ATTR_FORWARD(lastBaseline); 81 | 82 | #endif 83 | 84 | #if TARGET_OS_IPHONE || TARGET_OS_TV 85 | 86 | MAS_ATTR_FORWARD(leftMargin); 87 | MAS_ATTR_FORWARD(rightMargin); 88 | MAS_ATTR_FORWARD(topMargin); 89 | MAS_ATTR_FORWARD(bottomMargin); 90 | MAS_ATTR_FORWARD(leadingMargin); 91 | MAS_ATTR_FORWARD(trailingMargin); 92 | MAS_ATTR_FORWARD(centerXWithinMargins); 93 | MAS_ATTR_FORWARD(centerYWithinMargins); 94 | 95 | #endif 96 | 97 | - (MASViewAttribute *(^)(NSLayoutAttribute))attribute { 98 | return [self mas_attribute]; 99 | } 100 | 101 | - (NSArray *)makeConstraints:(void(^)(MASConstraintMaker *))block { 102 | return [self mas_makeConstraints:block]; 103 | } 104 | 105 | - (NSArray *)updateConstraints:(void(^)(MASConstraintMaker *))block { 106 | return [self mas_updateConstraints:block]; 107 | } 108 | 109 | - (NSArray *)remakeConstraints:(void(^)(MASConstraintMaker *))block { 110 | return [self mas_remakeConstraints:block]; 111 | } 112 | 113 | @end 114 | 115 | #endif 116 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/ViewController+MASAdditions.h: -------------------------------------------------------------------------------- 1 | // 2 | // UIViewController+MASAdditions.h 3 | // Masonry 4 | // 5 | // Created by Craig Siemens on 2015-06-23. 6 | // 7 | // 8 | 9 | #import "MASUtilities.h" 10 | #import "MASConstraintMaker.h" 11 | #import "MASViewAttribute.h" 12 | 13 | #ifdef MAS_VIEW_CONTROLLER 14 | 15 | @interface MAS_VIEW_CONTROLLER (MASAdditions) 16 | 17 | /** 18 | * following properties return a new MASViewAttribute with appropriate UILayoutGuide and NSLayoutAttribute 19 | */ 20 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_topLayoutGuide; 21 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_bottomLayoutGuide; 22 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_topLayoutGuideTop; 23 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_topLayoutGuideBottom; 24 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_bottomLayoutGuideTop; 25 | @property (nonatomic, strong, readonly) MASViewAttribute *mas_bottomLayoutGuideBottom; 26 | 27 | 28 | @end 29 | 30 | #endif 31 | -------------------------------------------------------------------------------- /PullAnimation/Masonry/ViewController+MASAdditions.m: -------------------------------------------------------------------------------- 1 | // 2 | // UIViewController+MASAdditions.m 3 | // Masonry 4 | // 5 | // Created by Craig Siemens on 2015-06-23. 6 | // 7 | // 8 | 9 | #import "ViewController+MASAdditions.h" 10 | 11 | #ifdef MAS_VIEW_CONTROLLER 12 | 13 | @implementation MAS_VIEW_CONTROLLER (MASAdditions) 14 | 15 | - (MASViewAttribute *)mas_topLayoutGuide { 16 | return [[MASViewAttribute alloc] initWithView:self.view item:self.topLayoutGuide layoutAttribute:NSLayoutAttributeBottom]; 17 | } 18 | - (MASViewAttribute *)mas_topLayoutGuideTop { 19 | return [[MASViewAttribute alloc] initWithView:self.view item:self.topLayoutGuide layoutAttribute:NSLayoutAttributeTop]; 20 | } 21 | - (MASViewAttribute *)mas_topLayoutGuideBottom { 22 | return [[MASViewAttribute alloc] initWithView:self.view item:self.topLayoutGuide layoutAttribute:NSLayoutAttributeBottom]; 23 | } 24 | 25 | - (MASViewAttribute *)mas_bottomLayoutGuide { 26 | return [[MASViewAttribute alloc] initWithView:self.view item:self.bottomLayoutGuide layoutAttribute:NSLayoutAttributeTop]; 27 | } 28 | - (MASViewAttribute *)mas_bottomLayoutGuideTop { 29 | return [[MASViewAttribute alloc] initWithView:self.view item:self.bottomLayoutGuide layoutAttribute:NSLayoutAttributeTop]; 30 | } 31 | - (MASViewAttribute *)mas_bottomLayoutGuideBottom { 32 | return [[MASViewAttribute alloc] initWithView:self.view item:self.bottomLayoutGuide layoutAttribute:NSLayoutAttributeBottom]; 33 | } 34 | 35 | 36 | 37 | @end 38 | 39 | #endif 40 | -------------------------------------------------------------------------------- /PullAnimation/MyHeaderView.h: -------------------------------------------------------------------------------- 1 | // 2 | // MyHeaderView.h 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface MyHeaderView : UIView 12 | 13 | @end 14 | -------------------------------------------------------------------------------- /PullAnimation/MyHeaderView.m: -------------------------------------------------------------------------------- 1 | // 2 | // MyHeaderView.m 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import "MyHeaderView.h" 10 | #import "Masonry.h" 11 | 12 | @interface MyHeaderView () 13 | 14 | @property (strong, nonatomic) UIImageView *imageV; // 随便放一个 imageView 15 | @property (assign, nonatomic) CGFloat headerViewHeight; // headerView 高度 16 | @property (assign, nonatomic) CGFloat screenWidth; 17 | 18 | @end 19 | 20 | @implementation MyHeaderView 21 | 22 | - (UIImageView *)imageV { 23 | if (_imageV == nil) { 24 | _imageV = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"ico_Default"]]; 25 | _imageV.contentMode = UIViewContentModeScaleAspectFit; 26 | _imageV.userInteractionEnabled = true; 27 | [_imageV addGestureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(imageViewTapAction:)]]; 28 | } 29 | return _imageV; 30 | } 31 | 32 | - (void)imageViewTapAction:(id)sender { 33 | NSLog(@"imageView tap"); 34 | } 35 | 36 | - (instancetype)init { 37 | if (self = [super init]) { 38 | self.backgroundColor = [UIColor clearColor]; 39 | self.headerViewHeight = 180; 40 | self.screenWidth = [UIScreen mainScreen].bounds.size.width; 41 | [self addSubview:self.imageV]; 42 | } 43 | return self; 44 | } 45 | 46 | // 更改 frame 会触发 layoutSubviews 47 | // 触发 layoutSubviews 后，这个 view 里面的控件想怎么变（旋转，位移，缩放），全部这个方法里面就好了 48 | - (void)layoutSubviews { 49 | [super layoutSubviews]; 50 | 51 | // imageV 是 60 * 60 的 52 | CGFloat y = 60 + (self.frame.size.height - self.headerViewHeight) * 0.6; 53 | self.imageV.frame = CGRectMake((self.screenWidth - 60) * 0.5, y, 60, 60); 54 | 55 | [self setNeedsDisplay]; // 重绘 56 | } 57 | 58 | // 绘制曲线 59 | - (void)drawRect:(CGRect)rect { 60 | CGContextRef context = UIGraphicsGetCurrentContext(); 61 | CGContextSetRGBFillColor(context, 0.00392, 0.54117, 0.85098, 1.0); 62 | 63 | CGFloat h1 = self.headerViewHeight; 64 | CGFloat w = rect.size.width; 65 | CGFloat h = rect.size.height; 66 | CGContextMoveToPoint(context, w, h1); 67 | CGContextAddLineToPoint(context, w, 0); 68 | CGContextAddLineToPoint(context, 0, 0); 69 | CGContextAddLineToPoint(context, 0, h1); 70 | CGContextAddQuadCurveToPoint(context, w * 0.5, h + (h - h1) * 0.6, w, h1); 71 | CGContextClosePath(context); 72 | 73 | CGContextDrawPath(context, kCGPathFill); 74 | } 75 | 76 | // 这个 view 里面有多少个被点击的控件，把他的 frame 告诉 pointInside 就可以了 77 | - (BOOL)pointInside:(CGPoint)point withEvent:(UIEvent *)event { 78 | // 判断点击的点，在不在圆内 79 | CGPoint center = self.imageV.center; 80 | CGFloat r = self.imageV.frame.size.width * 0.5; 81 | CGFloat newR = sqrt((center.x - point.x) * (center.x - point.x) + (center.y - point.y) * (center.y - point.y)); 82 | 83 | // 浮点数比较不推荐用等号，虽然 ios 底层已经处理了这种情况 84 | if (newR > r) { 85 | return false; 86 | } else { 87 | return true; 88 | } 89 | } 90 | 91 | @end 92 | -------------------------------------------------------------------------------- /PullAnimation/ViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.h 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface ViewController : UIViewController 12 | 13 | 14 | @end 15 | 16 | -------------------------------------------------------------------------------- /PullAnimation/ViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.m 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import "ViewController.h" 10 | #import "MyHeaderView.h" 11 | #import "Masonry.h" 12 | 13 | @interface ViewController () 14 | 15 | @property (strong, nonatomic) MyHeaderView *headerView; // 上面蓝色的 view，可以自定义 16 | @property (strong, nonatomic) UITableView *tableView; 17 | @property (assign, nonatomic) CGFloat headerViewHeight; // headerView 高度 18 | @end 19 | 20 | @implementation ViewController 21 | 22 | - (UITableView *)tableView { 23 | if (_tableView == nil) { 24 | _tableView = [[UITableView alloc] init]; 25 | _tableView.delegate = self; 26 | _tableView.dataSource = self; 27 | _tableView.rowHeight = 40; 28 | _tableView.sectionHeaderHeight = 20; 29 | _tableView.showsVerticalScrollIndicator = false; 30 | 31 | // 占位用的 view，高度 180 32 | UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 1, self.headerViewHeight)]; 33 | view.backgroundColor = [UIColor clearColor]; 34 | _tableView.tableHeaderView = view; 35 | } 36 | return _tableView; 37 | } 38 | 39 | // 蓝色的 headerView 40 | - (MyHeaderView *)headerView { 41 | if (_headerView == nil) { 42 | _headerView = [[MyHeaderView alloc] init]; 43 | } 44 | return _headerView; 45 | } 46 | 47 | - (void)viewDidLoad { 48 | [super viewDidLoad]; 49 | 50 | self.headerViewHeight = 180; 51 | 52 | [self.view addSubview:self.tableView]; 53 | [self.tableView mas_makeConstraints:^(MASConstraintMaker *make) { 54 | make.left.right.top.bottom.equalTo(@(0)); 55 | }]; 56 | [self.view addSubview:self.headerView]; 57 | [self.headerView mas_makeConstraints:^(MASConstraintMaker *make) { 58 | make.left.right.top.equalTo(@(0)); 59 | make.height.equalTo(@(self.headerViewHeight)); 60 | }]; 61 | } 62 | 63 | // 监听 tableView.contentOffset，也可以用 kvo 监听 64 | - (void)scrollViewDidScroll:(UIScrollView *)scrollView { 65 | CGFloat offsetY = scrollView.contentOffset.y; 66 | 67 | CGRect frame = self.headerView.frame; 68 | if (offsetY < 0) { 69 | frame.size.height = self.headerViewHeight - offsetY; 70 | frame.origin.y = 0; // 及时归零 71 | } else { 72 | frame.size.height = self.headerViewHeight; 73 | frame.origin.y = -offsetY; 74 | } 75 | self.headerView.frame = frame; 76 | } 77 | 78 | // --------------------------- 以下代码不是实验重点 --------------------------- 79 | - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { 80 | return 30; 81 | } 82 | 83 | - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { 84 | UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"mycell"]; 85 | if (cell == nil) { 86 | cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:@"mycell"]; 87 | cell.textLabel.text = @"hello world"; 88 | } 89 | return cell; 90 | } 91 | 92 | - (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section { 93 | UITableViewHeaderFooterView *view = [tableView dequeueReusableHeaderFooterViewWithIdentifier:@"UITableViewHeaderFooterViewID"]; 94 | if (view == nil) { 95 | view = [[UITableViewHeaderFooterView alloc] initWithReuseIdentifier:@"UITableViewHeaderFooterViewID"]; 96 | view.contentView.backgroundColor = [UIColor colorWithWhite:0.92 alpha:1.0];; 97 | } 98 | return view; 99 | } 100 | 101 | @end 102 | -------------------------------------------------------------------------------- /PullAnimation/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // PullAnimation 4 | // 5 | // Created by caokun on 16/10/29. 6 | // Copyright © 2016年 caokun. All rights reserved. 7 | // 8 | 9 | #import 10 | #import "AppDelegate.h" 11 | 12 | int main(int argc, char * argv[]) { 13 | @autoreleasepool { 14 | return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class])); 15 | } 16 | } 17 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # PullAnimation 2 | 仿UC浏览器首页下拉动画 3 | 4 | [详细讲解的简书地址](http://www.jianshu.com/p/26d3cddd191c) 5 | 6 | 效果如图： 7 | ![图](https://github.com/hehe520/PullAnimation/blob/master/pic.png) 8 | 9 | 如果您发现程序有问题，欢迎反馈，谢谢，我的QQ:657668857，或者邮箱657668857@qq.com 10 | -------------------------------------------------------------------------------- /pic.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hehe520/PullAnimation/33369b6595acbd198029e098917b41ff4eccfbb1/pic.png --------------------------------------------------------------------------------