├── .DS_Store ├── YKLineChartViewExample ├── YKLineChartView.gif ├── YKLineChartView.xcodeproj │ ├── project.xcworkspace │ │ └── contents.xcworkspacedata │ └── project.pbxproj ├── YKLineChartView │ ├── ViewController.h │ ├── KLineChartViewController.h │ ├── TimeLineChartViewController.h │ ├── AppDelegate.h │ ├── main.m │ ├── Assets.xcassets │ │ └── AppIcon.appiconset │ │ │ └── Contents.json │ ├── ViewController.m │ ├── Info.plist │ ├── Base.lproj │ │ ├── LaunchScreen.storyboard │ │ └── Main.storyboard │ ├── AppDelegate.m │ ├── TimeLineChartViewController.m │ └── KLineChartViewController.m ├── YKLineChartViewTests │ ├── Info.plist │ └── YKLineChartViewTests.m └── YKLineChartViewUITests │ ├── Info.plist │ └── YKLineChartViewUITests.m ├── YKlineChartView ├── YKLineChart.h ├── YKLineDataSet.m ├── YKLineEntity.m ├── YKTimeLineView.h ├── YKLineChartView.h ├── YKLineEntity.h ├── YKViewBase.h ├── YKLineDataSet.h ├── YKLineChartViewBase.h ├── YKViewBase.m ├── YKLineChartViewBase.m ├── YKTimeLineView.m └── YKLineChartView.m ├── .gitignore ├── YKLineChartView.podspec ├── LICENSE └── README.md /.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/chenyk0317/YKLineChartView/HEAD/.DS_Store -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/chenyk0317/YKLineChartView/HEAD/YKLineChartViewExample/YKLineChartView.gif -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineChart.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChart.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/11. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | 10 | #import "YKLineChartView.h" 11 | #import "YKLineEntity.h" 12 | #import "YKLineDataSet.h" 13 | #import "YKTimeLineView.h" 14 | 15 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/ViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | @interface ViewController : UIViewController 12 | 13 | 14 | @end 15 | 16 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineDataSet.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineDataSet.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKLineDataSet.h" 10 | 11 | @implementation YKLineDataSet 12 | 13 | @end 14 | 15 | @implementation YKTimeDataset 16 | 17 | 18 | 19 | @end -------------------------------------------------------------------------------- /YKlineChartView/YKLineEntity.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineEntity.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKLineEntity.h" 10 | 11 | @implementation YKLineEntity 12 | 13 | @end 14 | 15 | @implementation YKTimeLineEntity 16 | 17 | 18 | 19 | @end -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/KLineChartViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // KLineChartViewController.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/12. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | 12 | @interface KLineChartViewController : UIViewController 13 | 14 | @end 15 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/TimeLineChartViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // TimeLineChartViewController.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/12. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | 12 | @interface TimeLineChartViewController : UIViewController 13 | 14 | @end 15 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/AppDelegate.h: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | 12 | @interface AppDelegate : UIResponder 13 | 14 | @property (strong, nonatomic) UIWindow *window; 15 | 16 | 17 | @end 18 | 19 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | #import "AppDelegate.h" 12 | 13 | int main(int argc, char * argv[]) { 14 | @autoreleasepool { 15 | return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class])); 16 | } 17 | } 18 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Xcode 2 | # 3 | build/ 4 | *.pbxuser 5 | !default.pbxuser 6 | *.mode1v3 7 | !default.mode1v3 8 | *.mode2v3 9 | !default.mode2v3 10 | *.perspectivev3 11 | !default.perspectivev3 12 | xcuserdata 13 | *.xccheckout 14 | *.moved-aside 15 | DerivedData 16 | *.hmap 17 | *.ipa 18 | *.xcuserstate 19 | 20 | # CocoaPods 21 | # 22 | # We recommend against adding the Pods directory to your .gitignore. However 23 | # you should judge for yourself, the pros and cons are mentioned at: 24 | # http://guides.cocoapods.org/using/using-cocoapods.html#should-i-ignore-the-pods-directory-in-source-control 25 | # 26 | #Pods/ 27 | -------------------------------------------------------------------------------- /YKlineChartView/YKTimeLineView.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKTimeLineView.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/10. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKLineChartViewBase.h" 10 | #import "YKLineDataSet.h" 11 | 12 | @interface YKTimeLineView : YKLineChartViewBase 13 | 14 | 15 | @property (nonatomic,assign)CGFloat offsetMaxPrice; 16 | @property (nonatomic,assign)NSInteger countOfTimes; 17 | 18 | @property (nonatomic,assign)BOOL endPointShowEnabled; 19 | @property (nonatomic,assign)BOOL isDrawAvgEnabled; 20 | 21 | - (void)setupData:(YKTimeDataset *)dataSet; 22 | @end 23 | -------------------------------------------------------------------------------- /YKLineChartView.podspec: -------------------------------------------------------------------------------- 1 | # 2 | Pod::Spec.new do |s| 3 | s.name = 'YKLineChartView' 4 | s.summary = 'chart framework for iOS.' 5 | s.version = '0.3' 6 | s.license = { :type => 'MIT', :file => 'LICENSE' } 7 | s.authors = { 'chenyk0317' => 'chenyk0317@163.com' } 8 | s.social_media_url = 'http://chenyk.com' 9 | s.homepage = 'https://github.com/chenyk0317/YKLineChartView' 10 | s.platform = :ios, '7.0' 11 | s.ios.deployment_target = '7.0' 12 | s.source = { :git => 'https://github.com/chenyk0317/YKLineChartView.git', :tag => s.version.to_s } 13 | 14 | s.requires_arc = true 15 | s.source_files = 'YKLineChartView/*.{h,m}' 16 | s.public_header_files = 'YKLineChartView/*.{h}' 17 | s.frameworks = 'UIKit', 'CoreFoundation' 18 | 19 | end 20 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineChartView.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChartView.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKLineChartViewBase.h" 10 | 11 | @class YKLineDataSet; 12 | @interface YKLineChartView : YKLineChartViewBase 13 | 14 | 15 | @property (nonatomic,assign)CGFloat candleWidth; 16 | @property (nonatomic,assign)CGFloat candleMaxWidth; 17 | @property (nonatomic,assign)CGFloat candleMinWidth; 18 | 19 | @property (nonatomic,assign)BOOL isShowAvgMarkerEnabled; 20 | 21 | @property (nonatomic,strong)NSDictionary * avgLabelAttributedDic; 22 | 23 | 24 | - (void)setupData:(YKLineDataSet *)dataSet; 25 | 26 | - (void)addDataSetWithArray:(NSArray *)array; 27 | @end -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/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 | } -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartViewTests/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 | BNDL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1 23 | 24 | 25 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartViewUITests/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 | BNDL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1 23 | 24 | 25 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/ViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import "ViewController.h" 11 | 12 | @interface ViewController () 13 | 14 | @property (nonatomic,assign)BOOL isScrollLeft; 15 | @property (nonatomic,strong)NSMutableArray * addArray; 16 | @end 17 | 18 | @implementation ViewController 19 | 20 | - (void)viewDidLoad { 21 | [super viewDidLoad]; 22 | 23 | // Do any additional setup after loading the view, typically from a nib. 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | } 33 | 34 | 35 | 36 | 37 | 38 | - (void)didReceiveMemoryWarning { 39 | [super didReceiveMemoryWarning]; 40 | // Dispose of any resources that can be recreated. 41 | } 42 | 43 | @end 44 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2015 chenyk0317 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | 23 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartViewTests/YKLineChartViewTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChartViewTests.m 3 | // YKLineChartViewTests 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | 12 | @interface YKLineChartViewTests : XCTestCase 13 | 14 | @end 15 | 16 | @implementation YKLineChartViewTests 17 | 18 | - (void)setUp { 19 | [super setUp]; 20 | // Put setup code here. This method is called before the invocation of each test method in the class. 21 | } 22 | 23 | - (void)tearDown { 24 | // Put teardown code here. This method is called after the invocation of each test method in the class. 25 | [super tearDown]; 26 | } 27 | 28 | - (void)testExample { 29 | // This is an example of a functional test case. 30 | // Use XCTAssert and related functions to verify your tests produce the correct results. 31 | } 32 | 33 | - (void)testPerformanceExample { 34 | // This is an example of a performance test case. 35 | [self measureBlock:^{ 36 | // Put the code you want to measure the time of here. 37 | }]; 38 | } 39 | 40 | @end 41 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | YKLineChartView 2 | ============== 3 | 4 | [![License MIT](https://img.shields.io/badge/license-MIT-green.svg?style=flat)](https://github.com/chenyk0317/YKLineChartView/blob/master/LICENSE) 5 | [![CocoaPods](http://img.shields.io/cocoapods/v/YKLineChartView.svg?style=flat)](http://cocoapods.org/?q= YKLineChartView) 6 | [![CocoaPods](http://img.shields.io/cocoapods/p/YKLineChartView.svg?style=flat)](http://cocoapods.org/?q= YKLineChartView) 7 | [![Support](https://img.shields.io/badge/support-iOS7.0+-blue.svg?style=flat)](https://www.apple.com/nl/ios/) 8 | [![Support](https://img.shields.io/badge/support-Autolayout-orange.svg?style=flatt)](https://www.apple.com/) 9 | 10 | 11 | Stock chart framework for iOS.
12 | 13 | ![image](/YKLineChartViewExample/YKLineChartView.gif) 14 | 15 | 16 | 17 | Installation 18 | ============== 19 | 20 | ### CocoaPods 21 | 22 | 1. Add `pod "YKLineChartView"` to your Podfile. 23 | 2. Run `pod install` or `pod update`. 24 | 3. Import \. 25 | 26 | 27 | ### Manually 28 | 29 | 1. Download all the files in the YKLineChartView subdirectory. 30 | 2. Add the source files to your Xcode project. 31 | 3. Import `YKLineChart.h`. 32 | 33 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineEntity.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineEntity.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import 10 | #import 11 | @interface YKLineEntity : NSObject 12 | @property (nonatomic,assign)CGFloat open; 13 | @property (nonatomic,assign)CGFloat high; 14 | @property (nonatomic,assign)CGFloat low; 15 | @property (nonatomic,assign)CGFloat close; 16 | @property (nonatomic,assign)NSInteger index; 17 | @property (nonatomic,strong)NSString * date; 18 | 19 | @property (nonatomic,assign)CGFloat volume; 20 | @property (nonatomic,assign)CGFloat ma5; 21 | @property (nonatomic,assign)CGFloat ma10; 22 | @property (nonatomic,assign)CGFloat ma20; 23 | @property (nonatomic,assign)CGFloat preClosePx; 24 | @property (nonatomic,strong)NSString * rate; 25 | 26 | @end 27 | 28 | 29 | @interface YKTimeLineEntity : NSObject 30 | @property (nonatomic,strong)NSString * currtTime; 31 | @property (nonatomic,assign)CGFloat preClosePx; 32 | @property (nonatomic,assign)CGFloat avgPirce; 33 | @property (nonatomic,assign)CGFloat lastPirce; 34 | @property (nonatomic,assign)CGFloat totalVolume; 35 | @property (nonatomic,assign)CGFloat volume; 36 | @property (nonatomic,assign)CGFloat trade; 37 | @property (nonatomic,strong)NSString * rate; 38 | 39 | @end 40 | -------------------------------------------------------------------------------- /YKlineChartView/YKViewBase.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKViewBase.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/10. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import 10 | /** 11 | * @author LiuK, 16-05-16 17:05:55 12 | * 13 | * 1、修复view在autolayout下计算Frame的BUG 14 | */ 15 | @interface YKViewBase : UIView 16 | @property (nonatomic,assign) CGRect contentRect; 17 | @property (nonatomic,assign) CGFloat chartHeight; 18 | @property (nonatomic,assign) CGFloat chartWidth; 19 | 20 | 21 | 22 | 23 | - (void)setupChartOffsetWithLeft:(CGFloat)left 24 | top:(CGFloat)top 25 | right:(CGFloat)right 26 | bottom:(CGFloat)bottom; 27 | 28 | - (void)notifyDataSetChanged; 29 | 30 | - (void)notifyDeviceOrientationChanged; 31 | - (BOOL)isInBoundsX:(CGFloat)x; 32 | 33 | - (BOOL)isInBoundsY:(CGFloat)y; 34 | 35 | - (BOOL)isInBoundsX:(CGFloat)x 36 | y:(CGFloat)y; 37 | 38 | - (BOOL)isInBoundsLeft:(CGFloat)x; 39 | - (BOOL)isInBoundsRight:(CGFloat)x; 40 | 41 | - (BOOL)isInBoundsTop:(CGFloat)y; 42 | 43 | - (BOOL)isInBoundsBottom:(CGFloat)y; 44 | 45 | - (CGFloat)contentTop; 46 | - (CGFloat)contentLeft; 47 | - (CGFloat)contentRight; 48 | - (CGFloat)contentBottom; 49 | - (CGFloat)contentWidth; 50 | - (CGFloat)contentHeight; 51 | @end 52 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/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 | UIMainStoryboardFile 28 | Main 29 | UIRequiredDeviceCapabilities 30 | 31 | armv7 32 | 33 | UISupportedInterfaceOrientations 34 | 35 | UIInterfaceOrientationLandscapeRight 36 | UIInterfaceOrientationPortrait 37 | UIInterfaceOrientationPortraitUpsideDown 38 | UIInterfaceOrientationLandscapeLeft 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartViewUITests/YKLineChartViewUITests.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChartViewUITests.m 3 | // YKLineChartViewUITests 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import 11 | 12 | @interface YKLineChartViewUITests : XCTestCase 13 | 14 | @end 15 | 16 | @implementation YKLineChartViewUITests 17 | 18 | - (void)setUp { 19 | [super setUp]; 20 | 21 | // Put setup code here. This method is called before the invocation of each test method in the class. 22 | 23 | // In UI tests it is usually best to stop immediately when a failure occurs. 24 | self.continueAfterFailure = NO; 25 | // UI tests must launch the application that they test. Doing this in setup will make sure it happens for each test method. 26 | [[[XCUIApplication alloc] init] launch]; 27 | 28 | // In UI tests it’s important to set the initial state - such as interface orientation - required for your tests before they run. The setUp method is a good place to do this. 29 | } 30 | 31 | - (void)tearDown { 32 | // Put teardown code here. This method is called after the invocation of each test method in the class. 33 | [super tearDown]; 34 | } 35 | 36 | - (void)testExample { 37 | // Use recording to get started writing UI tests. 38 | // Use XCTAssert and related functions to verify your tests produce the correct results. 39 | } 40 | 41 | @end 42 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineDataSet.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineDataSet.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import 10 | #import 11 | @interface YKLineDataSet : NSObject 12 | @property (nonatomic,strong)NSMutableArray * data; 13 | @property (nonatomic,assign)CGFloat highlightLineWidth; 14 | @property (nonatomic,strong)UIColor * highlightLineColor; 15 | @property (nonatomic,strong)UIColor * candleRiseColor; 16 | @property (nonatomic,strong)UIColor * candleFallColor; 17 | @property (nonatomic,strong)UIColor * avgMA5Color; 18 | @property (nonatomic,strong)UIColor * avgMA10Color; 19 | @property (nonatomic,strong)UIColor * avgMA20Color; 20 | @property (nonatomic,assign)CGFloat avgLineWidth; 21 | @property (nonatomic,assign)CGFloat candleTopBottmLineWidth; 22 | 23 | 24 | @end 25 | 26 | 27 | @interface YKTimeDataset : NSObject 28 | @property (nonatomic,strong)NSMutableArray * data; 29 | @property (nonatomic,assign)CGFloat highlightLineWidth; 30 | @property (nonatomic,strong)UIColor * highlightLineColor; 31 | @property (nonatomic,assign)CGFloat lineWidth; 32 | @property (nonatomic,strong)UIColor * priceLineCorlor; 33 | @property (nonatomic,strong)UIColor * avgLineCorlor; 34 | 35 | @property (nonatomic,strong)UIColor * volumeRiseColor; 36 | @property (nonatomic,strong)UIColor * volumeFallColor; 37 | @property (nonatomic,strong)UIColor * volumeTieColor; 38 | 39 | @property (nonatomic,assign)BOOL drawFilledEnabled; 40 | @property (nonatomic,strong)UIColor * fillStartColor; 41 | @property (nonatomic,strong)UIColor * fillStopColor; 42 | @property (nonatomic,assign)CGFloat fillAlpha; 43 | 44 | 45 | @end -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/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 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/AppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/8. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import "AppDelegate.h" 11 | 12 | @interface AppDelegate () 13 | 14 | @end 15 | 16 | @implementation AppDelegate 17 | 18 | 19 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { 20 | // Override point for customization after application launch. 21 | return YES; 22 | } 23 | 24 | - (void)applicationWillResignActive:(UIApplication *)application { 25 | // 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. 26 | // 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. 27 | } 28 | 29 | - (void)applicationDidEnterBackground:(UIApplication *)application { 30 | // 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. 31 | // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits. 32 | } 33 | 34 | - (void)applicationWillEnterForeground:(UIApplication *)application { 35 | // 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. 36 | } 37 | 38 | - (void)applicationDidBecomeActive:(UIApplication *)application { 39 | // 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. 40 | } 41 | 42 | - (void)applicationWillTerminate:(UIApplication *)application { 43 | // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:. 44 | } 45 | 46 | @end 47 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineChartViewBase.h: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChartViewBase.h 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import 10 | #import "YKViewBase.h" 11 | 12 | 13 | @protocol YKLineChartViewDelegate 14 | 15 | @optional 16 | - (void)chartValueSelected:(YKViewBase *)chartView entry:(id)entry entryIndex:(NSInteger)entryIndex; 17 | - (void)chartValueNothingSelected:(YKViewBase *)chartView; 18 | 19 | - (void)chartKlineScrollLeft:(YKViewBase *)chartView; 20 | 21 | 22 | @end 23 | 24 | @interface YKLineChartViewBase : YKViewBase 25 | 26 | 27 | @property (nonatomic,assign) CGFloat uperChartHeightScale; 28 | @property (nonatomic,assign) CGFloat xAxisHeitht; 29 | 30 | @property (nonatomic,strong) UIColor *gridBackgroundColor; 31 | @property (nonatomic,strong) UIColor *borderColor; 32 | @property (nonatomic,assign) CGFloat borderWidth; 33 | 34 | 35 | @property (nonatomic,assign)CGFloat maxPrice; 36 | @property (nonatomic,assign)CGFloat minPrice; 37 | @property (nonatomic,assign)CGFloat maxVolume; 38 | @property (nonatomic,assign)CGFloat candleCoordsScale; 39 | @property (nonatomic,assign)CGFloat volumeCoordsScale; 40 | 41 | @property (nonatomic,assign)NSInteger highlightLineCurrentIndex; 42 | @property (nonatomic,assign)CGPoint highlightLineCurrentPoint; 43 | @property (nonatomic,assign)BOOL highlightLineCurrentEnabled; 44 | 45 | @property (nonatomic,strong)NSDictionary * leftYAxisAttributedDic; 46 | @property (nonatomic,strong)NSDictionary * xAxisAttributedDic; 47 | @property (nonatomic,strong)NSDictionary * highlightAttributedDic; 48 | @property (nonatomic,strong)NSDictionary * defaultAttributedDic; 49 | 50 | @property (nonatomic,assign)BOOL highlightLineShowEnabled; 51 | @property (nonatomic,assign)BOOL scrollEnabled; 52 | @property (nonatomic,assign)BOOL zoomEnabled; 53 | 54 | @property (nonatomic,assign)BOOL leftYAxisIsInChart; 55 | @property (nonatomic,assign)BOOL rightYAxisDrawEnabled; 56 | 57 | @property (nonatomic,assign)id delegate; 58 | 59 | 60 | @property (nonatomic,assign)BOOL isETF; 61 | 62 | 63 | - (void)drawline:(CGContextRef)context 64 | startPoint:(CGPoint)startPoint 65 | stopPoint:(CGPoint)stopPoint 66 | color:(UIColor *)color 67 | lineWidth:(CGFloat)lineWitdth; 68 | 69 | - (void)drawLabelPrice:(CGContextRef)context; 70 | 71 | //圆点 72 | -(void)drawCiclyPoint:(CGContextRef)context 73 | point:(CGPoint)point 74 | radius:(CGFloat)radius 75 | color:(UIColor*)color; 76 | - (void)drawHighlighted:(CGContextRef)context 77 | point:(CGPoint)point 78 | idex:(NSInteger)idex 79 | value:(id)value 80 | color:(UIColor *)color 81 | lineWidth:(CGFloat)lineWidth; 82 | 83 | 84 | - (void)drawLabel:(CGContextRef)context 85 | attributesText:(NSAttributedString *)attributesText 86 | rect:(CGRect)rect; 87 | 88 | - (void)drawRect:(CGContextRef)context 89 | rect:(CGRect)rect 90 | color:(UIColor*)color; 91 | 92 | 93 | - (void)drawGridBackground:(CGContextRef)context 94 | rect:(CGRect)rect; 95 | 96 | 97 | 98 | @end 99 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/TimeLineChartViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // TimeLineChartViewController.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/12. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import "TimeLineChartViewController.h" 11 | #import "YKLineChart.h" 12 | 13 | @interface TimeLineChartViewController () 14 | 15 | @property (weak, nonatomic) IBOutlet YKTimeLineView *timeLineView; 16 | 17 | 18 | @end 19 | 20 | @implementation TimeLineChartViewController 21 | 22 | - (void)viewDidLoad { 23 | [super viewDidLoad]; 24 | // Do any additional setup after loading the view. 25 | 26 | NSString * path =[[NSBundle mainBundle]pathForResource:@"data.plist" ofType:nil]; 27 | 28 | NSArray * sourceArray = [[NSDictionary dictionaryWithContentsOfFile:path] objectForKey:@"data3"]; 29 | NSMutableArray * timeArray = [NSMutableArray array]; 30 | for (NSDictionary * dic in sourceArray) { 31 | YKTimeLineEntity * e = [[YKTimeLineEntity alloc]init]; 32 | e.currtTime = dic[@"curr_time"]; 33 | e.preClosePx = [dic[@"pre_close_px"] doubleValue]; 34 | e.avgPirce = [dic[@"avg_pirce"] doubleValue]; 35 | e.lastPirce = [dic[@"last_px"]doubleValue]; 36 | e.volume = [dic[@"last_volume_trade"]doubleValue]; 37 | e.rate = dic[@"rise_and_fall_rate"]; 38 | [timeArray addObject:e]; 39 | } 40 | 41 | [self.timeLineView setupChartOffsetWithLeft:50 top:10 right:10 bottom:10]; 42 | self.timeLineView.gridBackgroundColor = [UIColor whiteColor]; 43 | self.timeLineView.borderColor = [UIColor colorWithRed:203/255.0 green:215/255.0 blue:224/255.0 alpha:1.0]; 44 | self.timeLineView.borderWidth = .5; 45 | self.timeLineView.uperChartHeightScale = 0.7; 46 | self.timeLineView.xAxisHeitht = 25; 47 | self.timeLineView.countOfTimes = 242; 48 | self.timeLineView.endPointShowEnabled = YES; 49 | 50 | YKTimeDataset * set = [[YKTimeDataset alloc]init]; 51 | set.data = timeArray; 52 | set.avgLineCorlor = [UIColor colorWithRed:253/255.0 green:179/255.0 blue:8/255.0 alpha:1.0]; 53 | set.priceLineCorlor = [UIColor colorWithRed:24/255.0 green:96/255.0 blue:254/255.0 alpha:1.0]; 54 | set.lineWidth = 1.f; 55 | set.highlightLineWidth = .8f; 56 | set.highlightLineColor = [UIColor colorWithRed:60/255.0 green:76/255.0 blue:109/255.0 alpha:1.0]; 57 | 58 | set.volumeTieColor = [UIColor grayColor]; 59 | set.volumeRiseColor = [UIColor colorWithRed:233/255.0 green:47/255.0 blue:68/255.0 alpha:1.0]; 60 | set.volumeFallColor = [UIColor colorWithRed:33/255.0 green:179/255.0 blue:77/255.0 alpha:1.0]; 61 | 62 | set.fillStartColor = [UIColor colorWithRed:24/255.0 green:96/255.0 blue:254/255.0 alpha:1.0]; 63 | set.fillStopColor = [UIColor whiteColor]; 64 | set.fillAlpha = .5f; 65 | set.drawFilledEnabled = YES; 66 | self.timeLineView.delegate = self; 67 | self.timeLineView.highlightLineShowEnabled = YES; 68 | [self.timeLineView setupData:set]; 69 | 70 | } 71 | 72 | -(void)chartValueSelected:(YKViewBase *)chartView entry:(id)entry entryIndex:(NSInteger)entryIndex 73 | { 74 | 75 | } 76 | 77 | - (void)chartValueNothingSelected:(YKViewBase *)chartView 78 | { 79 | } 80 | 81 | - (void)chartKlineScrollLeft:(YKViewBase *)chartView 82 | { 83 | 84 | } 85 | 86 | - (void)didReceiveMemoryWarning { 87 | [super didReceiveMemoryWarning]; 88 | // Dispose of any resources that can be recreated. 89 | } 90 | 91 | /* 92 | #pragma mark - Navigation 93 | 94 | // In a storyboard-based application, you will often want to do a little preparation before navigation 95 | - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { 96 | // Get the new view controller using [segue destinationViewController]. 97 | // Pass the selected object to the new view controller. 98 | } 99 | */ 100 | 101 | @end 102 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/KLineChartViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // KLineChartViewController.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/12. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | // 9 | 10 | #import "KLineChartViewController.h" 11 | #import "YKLineChart.h" 12 | @interface KLineChartViewController () 13 | @property (weak, nonatomic) IBOutlet YKLineChartView *klineView; 14 | 15 | @end 16 | 17 | @implementation KLineChartViewController 18 | 19 | - (void)viewDidLoad { 20 | [super viewDidLoad]; 21 | // Do any additional setup after loading the view. 22 | 23 | NSString * path =[[NSBundle mainBundle]pathForResource:@"data.plist" ofType:nil]; 24 | NSArray * sourceArray = [[NSDictionary dictionaryWithContentsOfFile:path] objectForKey:@"data"]; 25 | NSMutableArray * array = [NSMutableArray array]; 26 | for (NSDictionary * dic in sourceArray) { 27 | 28 | YKLineEntity * entity = [[YKLineEntity alloc]init]; 29 | entity.high = [dic[@"high_px"] doubleValue]; 30 | entity.open = [dic[@"open_px"] doubleValue]; 31 | 32 | entity.low = [dic[@"low_px"] doubleValue]; 33 | 34 | entity.close = [dic[@"close_px"] doubleValue]; 35 | 36 | entity.date = dic[@"date"]; 37 | entity.ma5 = [dic[@"avg5"] doubleValue]; 38 | entity.ma10 = [dic[@"avg10"] doubleValue]; 39 | entity.ma20 = [dic[@"avg20"] doubleValue]; 40 | entity.volume = [dic[@"total_volume_trade"] doubleValue]; 41 | [array addObject:entity]; 42 | //YTimeLineEntity * entity = [[YTimeLineEntity alloc]init]; 43 | } 44 | [array addObjectsFromArray:array]; 45 | YKLineDataSet * dataset = [[YKLineDataSet alloc]init]; 46 | dataset.data = array; 47 | dataset.highlightLineColor = [UIColor colorWithRed:60/255.0 green:76/255.0 blue:109/255.0 alpha:1.0]; 48 | dataset.highlightLineWidth = 0.7; 49 | dataset.candleRiseColor = [UIColor colorWithRed:233/255.0 green:47/255.0 blue:68/255.0 alpha:1.0]; 50 | dataset.candleFallColor = [UIColor colorWithRed:33/255.0 green:179/255.0 blue:77/255.0 alpha:1.0]; 51 | dataset.avgLineWidth = 1.f; 52 | dataset.avgMA10Color = [UIColor colorWithRed:252/255.0 green:85/255.0 blue:198/255.0 alpha:1.0]; 53 | dataset.avgMA5Color = [UIColor colorWithRed:67/255.0 green:85/255.0 blue:109/255.0 alpha:1.0]; 54 | dataset.avgMA20Color = [UIColor colorWithRed:216/255.0 green:192/255.0 blue:44/255.0 alpha:1.0]; 55 | dataset.candleTopBottmLineWidth = 1; 56 | 57 | [self.klineView setupChartOffsetWithLeft:50 top:10 right:10 bottom:10]; 58 | self.klineView.gridBackgroundColor = [UIColor whiteColor]; 59 | self.klineView.borderColor = [UIColor colorWithRed:203/255.0 green:215/255.0 blue:224/255.0 alpha:1.0]; 60 | self.klineView.borderWidth = .5; 61 | self.klineView.candleWidth = 8; 62 | self.klineView.candleMaxWidth = 30; 63 | self.klineView.candleMinWidth = 1; 64 | self.klineView.uperChartHeightScale = 0.7; 65 | self.klineView.xAxisHeitht = 25; 66 | self.klineView.delegate = self; 67 | self.klineView.highlightLineShowEnabled = YES; 68 | self.klineView.zoomEnabled = YES; 69 | self.klineView.scrollEnabled = YES; 70 | [self.klineView setupData:dataset]; 71 | } 72 | 73 | -(void)chartValueSelected:(YKViewBase *)chartView entry:(id)entry entryIndex:(NSInteger)entryIndex 74 | { 75 | 76 | } 77 | 78 | - (void)chartValueNothingSelected:(YKViewBase *)chartView 79 | { 80 | } 81 | 82 | - (void)chartKlineScrollLeft:(YKViewBase *)chartView 83 | { 84 | 85 | } 86 | 87 | 88 | 89 | - (void)didReceiveMemoryWarning { 90 | [super didReceiveMemoryWarning]; 91 | // Dispose of any resources that can be recreated. 92 | } 93 | 94 | /* 95 | #pragma mark - Navigation 96 | 97 | // In a storyboard-based application, you will often want to do a little preparation before navigation 98 | - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { 99 | // Get the new view controller using [segue destinationViewController]. 100 | // Pass the selected object to the new view controller. 101 | } 102 | */ 103 | 104 | @end 105 | -------------------------------------------------------------------------------- /YKlineChartView/YKViewBase.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKViewBase.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/10. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKViewBase.h" 10 | 11 | @interface YKViewBase() 12 | @property (nonatomic,assign)CGFloat offsetLeft; 13 | @property (nonatomic,assign)CGFloat offsetTop; 14 | @property (nonatomic,assign)CGFloat offsetRight; 15 | @property (nonatomic,assign)CGFloat offsetBottom; 16 | @end 17 | @implementation YKViewBase 18 | 19 | - (id)initWithCoder:(NSCoder *)aDecoder { 20 | self = [super initWithCoder:aDecoder]; 21 | if (self) { 22 | [self addObserver]; 23 | // [self commonInit]; 24 | } 25 | return self; 26 | } 27 | 28 | - (id)initWithFrame:(CGRect)frame { 29 | self = [super initWithFrame:frame]; 30 | if (self) { 31 | [self addObserver]; 32 | // [self commonInit]; 33 | 34 | } 35 | return self; 36 | } 37 | - (void)addObserver 38 | { 39 | //@2016-5-16 by Liuk autolayout不会触发bounds, frame 40 | // [self addObserver:self forKeyPath:@"bounds" options:NSKeyValueObservingOptionNew context:nil]; 41 | // [self addObserver:self forKeyPath:@"frame" options:NSKeyValueObservingOptionNew context:nil]; 42 | 43 | [[UIDevice currentDevice]beginGeneratingDeviceOrientationNotifications]; 44 | [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(deviceOrientationDidChange:) name:UIDeviceOrientationDidChangeNotification object:nil]; 45 | } 46 | //- (void)commonInit { 47 | // 48 | // //[self setChartDimens:self.bounds.size.width height:self.bounds.size.height]; 49 | // 50 | //} 51 | - (void)dealloc 52 | { 53 | // [self removeObserver:self forKeyPath:@"bounds"]; 54 | // [self removeObserver:self forKeyPath:@"frame"]; 55 | [[NSNotificationCenter defaultCenter] removeObserver:self name:UIDeviceOrientationDidChangeNotification object:nil]; 56 | } 57 | //@2016-5-16 by Liuk autolayout不会触发bounds, frame 58 | //- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context 59 | //{ 60 | // if ([keyPath isEqualToString:@"bounds"] || [keyPath isEqualToString: @"frame"]) 61 | // { 62 | // CGRect bounds = self.bounds; 63 | // 64 | // if ((bounds.size.width != self.chartWidth || 65 | // bounds.size.height != self.chartHeight)) 66 | // { 67 | // [self setChartDimens:bounds.size.width height:bounds.size.height]; 68 | // [self notifyDataSetChanged]; 69 | // 70 | // } 71 | // } 72 | // 73 | //} 74 | 75 | -(void)layoutSubviews{ 76 | //@2016-5-16 byliukai，布局调整 77 | CGRect bounds = self.bounds; 78 | if ((bounds.size.width != self.chartWidth || 79 | bounds.size.height != self.chartHeight)) 80 | { 81 | [self setChartDimens:bounds.size.width height:bounds.size.height]; 82 | [self notifyDataSetChanged]; 83 | 84 | } 85 | } 86 | -(void) deviceOrientationDidChange:(NSNotification *) notification 87 | { 88 | if([UIDevice currentDevice].orientation!=UIDeviceOrientationUnknown) 89 | { 90 | [self notifyDeviceOrientationChanged]; 91 | } 92 | } 93 | 94 | - (void)notifyDeviceOrientationChanged 95 | { 96 | 97 | } 98 | - (void)notifyDataSetChanged 99 | { 100 | [self setNeedsDisplay]; 101 | 102 | } 103 | 104 | - (void)setupChartOffsetWithLeft:(CGFloat)left top:(CGFloat)top right:(CGFloat)right bottom:(CGFloat)bottom 105 | { 106 | self.offsetLeft = left; 107 | self.offsetRight = right; 108 | self.offsetTop = top; 109 | self.offsetBottom = bottom; 110 | //by LiuK 需要设置_contentRect 111 | [self restrainViewPort:left top:top right:right bottom:bottom]; 112 | 113 | } 114 | - (void)setChartDimens:(CGFloat)width 115 | height:(CGFloat)height 116 | { 117 | CGFloat offsetLeft = self.offsetLeft; 118 | CGFloat offsetTop = self.offsetTop; 119 | CGFloat offsetRight = self.offsetRight; 120 | CGFloat offsetBottom = self.offsetBottom; 121 | self.chartHeight = height; 122 | self.chartWidth = width; 123 | [self restrainViewPort:offsetLeft top:offsetTop right:offsetRight bottom:offsetBottom]; 124 | } 125 | - (void)restrainViewPort:(CGFloat)offsetLeft 126 | top:(CGFloat)offsetTop 127 | right:(CGFloat)offsetRight 128 | bottom:(CGFloat)offsetBottom 129 | { 130 | _contentRect.origin.x = offsetLeft; 131 | _contentRect.origin.y = offsetTop; 132 | _contentRect.size.width = self.chartWidth - offsetLeft - offsetRight; 133 | _contentRect.size.height = self.chartHeight - offsetBottom - offsetTop; 134 | } 135 | 136 | 137 | - (BOOL)isInBoundsX:(CGFloat)x 138 | { 139 | if ([self isInBoundsLeft:x] && [self isInBoundsRight:x]) 140 | { 141 | return YES; 142 | } 143 | else 144 | { 145 | return NO; 146 | } 147 | } 148 | - (BOOL)isInBoundsY:(CGFloat)y 149 | { 150 | if ([self isInBoundsTop:y] &&[self isInBoundsBottom:y]) 151 | { 152 | return YES; 153 | } 154 | else 155 | { 156 | return NO; 157 | } 158 | } 159 | 160 | - (BOOL)isInBoundsX:(CGFloat)x y:(CGFloat)y 161 | { 162 | if ([ self isInBoundsX:x] && [self isInBoundsY:y]) 163 | { 164 | return YES; 165 | } 166 | else 167 | { 168 | return NO; 169 | } 170 | } 171 | - (BOOL)isInBoundsLeft:(CGFloat)x 172 | { 173 | return _contentRect.origin.x <= x ? YES : NO; 174 | } 175 | - (BOOL)isInBoundsRight:(CGFloat)x 176 | { 177 | CGFloat normalizedX = ((NSInteger)(x * 100.f))/100.f; 178 | return (_contentRect.origin.x + _contentRect.size.width) >= normalizedX ? YES : NO; 179 | } 180 | - (BOOL)isInBoundsTop:(CGFloat)y 181 | { 182 | return _contentRect.origin.y <= y ? YES : NO; 183 | } 184 | - (BOOL)isInBoundsBottom:(CGFloat)y 185 | { 186 | CGFloat normalizedY = ((NSInteger)(y * 100.f))/100.f; 187 | return (_contentRect.origin.y + _contentRect.size.height) >= normalizedY ? YES : NO; 188 | 189 | } 190 | - (CGFloat)contentTop 191 | { 192 | return _contentRect.origin.y; 193 | } 194 | 195 | - (CGFloat)contentLeft 196 | { 197 | return _contentRect.origin.x; 198 | } 199 | - (CGFloat)contentRight 200 | { 201 | return _contentRect.origin.x + _contentRect.size.width; 202 | } 203 | - (CGFloat)contentBottom 204 | { 205 | return _contentRect.origin.y + _contentRect.size.height; 206 | } 207 | - (CGFloat)contentWidth 208 | { 209 | return _contentRect.size.width; 210 | } 211 | - (CGFloat)contentHeight 212 | { 213 | return _contentRect.size.height; 214 | } 215 | 216 | /* 217 | // Only override drawRect: if you perform custom drawing. 218 | // An empty implementation adversely affects performance during animation. 219 | - (void)drawRect:(CGRect)rect { 220 | // Drawing code 221 | } 222 | */ 223 | 224 | @end 225 | -------------------------------------------------------------------------------- /YKLineChartViewExample/YKLineChartView/Base.lproj/Main.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 27 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 | 101 | 102 | 103 | 104 | 105 | 106 | 107 | 108 | 109 | 110 | 111 | 112 | 113 | 114 | 115 | 116 | 117 | 118 | 119 | 120 | 121 | 122 | 123 | 124 | 125 | 126 | 127 | 128 | 129 | 130 | 131 | 132 | 133 | 134 | 135 | 136 | 137 | 138 | 139 | 140 | 141 | 142 | 143 | 144 | 145 | 146 | 147 | 148 | 149 | 150 | 151 | 152 | 153 | -------------------------------------------------------------------------------- /YKlineChartView/YKLineChartViewBase.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKLineChartViewBase.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/9. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKLineChartViewBase.h" 10 | #import "YKLineEntity.h" 11 | @interface YKLineChartViewBase() 12 | 13 | 14 | @end 15 | @implementation YKLineChartViewBase 16 | - (id)initWithCoder:(NSCoder *)aDecoder { 17 | self = [super initWithCoder:aDecoder]; 18 | if (self) { 19 | // [self commonInit]; 20 | } 21 | return self; 22 | } 23 | 24 | - (id)initWithFrame:(CGRect)frame { 25 | self = [super initWithFrame:frame]; 26 | if (self) { 27 | // [self commonInit]; 28 | 29 | } 30 | return self; 31 | } 32 | 33 | //- (void)commonInit { 34 | // 35 | // 36 | //} 37 | 38 | - (void)drawRect:(CGRect)rect 39 | { 40 | [super drawRect:rect]; 41 | } 42 | - (void)drawGridBackground:(CGContextRef)context 43 | rect:(CGRect)rect; 44 | { 45 | UIColor * backgroundColor = self.gridBackgroundColor?:[UIColor whiteColor]; 46 | CGContextSetFillColorWithColor(context, backgroundColor.CGColor); 47 | CGContextFillRect(context, rect); 48 | 49 | //画边框 50 | CGContextSetLineWidth(context, self.borderWidth); 51 | CGContextSetStrokeColorWithColor(context, self.borderColor.CGColor); 52 | CGContextStrokeRect(context, CGRectMake(self.contentLeft, self.contentTop, self.contentWidth, (self.uperChartHeightScale * self.contentHeight))); 53 | 54 | CGContextStrokeRect(context, CGRectMake(self.contentLeft, (self.uperChartHeightScale * self.contentHeight)+self.xAxisHeitht, self.contentWidth, (self.contentBottom - (self.uperChartHeightScale * self.contentHeight)-self.xAxisHeitht))); 55 | 56 | //画中间的线 57 | [self drawline:context startPoint:CGPointMake(self.contentLeft,(self.uperChartHeightScale * self.contentHeight)/2.0 + self.contentTop) stopPoint:CGPointMake(self.contentRight, (self.uperChartHeightScale * self.contentHeight)/2.0 + self.contentTop) color:self.borderColor lineWidth:self.borderWidth/2.0]; 58 | 59 | } 60 | 61 | - (void)drawLabelPrice:(CGContextRef)context 62 | { 63 | 64 | UIColor * labelBGColor = [UIColor colorWithWhite:1.0 alpha:0.3]; 65 | NSDictionary * drawAttributes = self.leftYAxisAttributedDic?:self.defaultAttributedDic; 66 | //@2016-5-12 by Liuk, 价格统一往左移2个像素，价格标签把图标的线遮挡了 67 | NSString * maxPriceStr = [self handleStrWithPrice:self.maxPrice]; 68 | NSMutableAttributedString * maxPriceAttStr = [[NSMutableAttributedString alloc]initWithString:maxPriceStr attributes:drawAttributes]; 69 | CGSize sizeMaxPriceAttStr = [maxPriceAttStr size]; 70 | CGRect maxPriceRect = CGRectMake(self.contentLeft - (self.leftYAxisIsInChart?0:sizeMaxPriceAttStr.width+2), self.contentTop, sizeMaxPriceAttStr.width, sizeMaxPriceAttStr.height); 71 | [self drawRect:context rect:maxPriceRect color:labelBGColor]; 72 | [self drawLabel:context attributesText:maxPriceAttStr rect:maxPriceRect]; 73 | 74 | NSString * midPriceStr = [self handleStrWithPrice:(self.maxPrice+self.minPrice)/2.0]; 75 | NSMutableAttributedString * midPriceAttStr = [[NSMutableAttributedString alloc]initWithString:midPriceStr attributes:drawAttributes]; 76 | CGSize sizeMidPriceAttStr = [midPriceAttStr size]; 77 | CGRect midPriceRect = CGRectMake(self.contentLeft - (self.leftYAxisIsInChart?0:sizeMidPriceAttStr.width+2), ((self.uperChartHeightScale * self.contentHeight)/2.0 + self.contentTop)-sizeMidPriceAttStr.height/2.0, sizeMidPriceAttStr.width, sizeMidPriceAttStr.height); 78 | [self drawRect:context rect:midPriceRect color:labelBGColor]; 79 | [self drawLabel:context attributesText:midPriceAttStr rect:midPriceRect]; 80 | 81 | NSString * minPriceStr = [self handleStrWithPrice:self.minPrice]; 82 | NSMutableAttributedString * minPriceAttStr = [[NSMutableAttributedString alloc]initWithString:minPriceStr attributes:drawAttributes]; 83 | CGSize sizeMinPriceAttStr = [minPriceAttStr size]; 84 | CGRect minPriceRect = CGRectMake(self.contentLeft - (self.leftYAxisIsInChart?0:sizeMinPriceAttStr.width+2), ((self.uperChartHeightScale * self.contentHeight) + self.contentTop - sizeMinPriceAttStr.height ), sizeMinPriceAttStr.width, sizeMinPriceAttStr.height); 85 | [self drawRect:context rect:minPriceRect color:labelBGColor]; 86 | [self drawLabel:context attributesText:minPriceAttStr rect:minPriceRect]; 87 | 88 | NSMutableAttributedString * zeroVolumeAttStr = [[NSMutableAttributedString alloc]initWithString:[self handleShowWithVolume:self.maxVolume] attributes:drawAttributes]; 89 | CGSize zeroVolumeAttStrSize = [zeroVolumeAttStr size]; 90 | CGRect zeroVolumeRect = CGRectMake(self.contentLeft - (self.leftYAxisIsInChart?0:zeroVolumeAttStrSize.width+2), self.contentBottom - zeroVolumeAttStrSize.height, zeroVolumeAttStrSize.width, zeroVolumeAttStrSize.height); 91 | [self drawRect:context rect:zeroVolumeRect color:labelBGColor]; 92 | [self drawLabel:context attributesText:zeroVolumeAttStr rect:zeroVolumeRect]; 93 | 94 | NSString * maxVolumeStr = [self handleShowNumWithVolume:self.maxVolume]; 95 | NSMutableAttributedString * maxVolumeAttStr = [[NSMutableAttributedString alloc]initWithString:maxVolumeStr attributes:drawAttributes]; 96 | CGSize maxVolumeAttStrSize = [maxVolumeAttStr size]; 97 | CGRect maxVolumeRect = CGRectMake(self.contentLeft - (self.leftYAxisIsInChart?0:maxVolumeAttStrSize.width+2), (self.uperChartHeightScale * self.contentHeight)+self.xAxisHeitht, maxVolumeAttStrSize.width, maxVolumeAttStrSize.height); 98 | [self drawRect:context rect:maxVolumeRect color:labelBGColor]; 99 | [self drawLabel:context attributesText:maxVolumeAttStr rect:maxVolumeRect]; 100 | 101 | 102 | if (self.rightYAxisDrawEnabled) { 103 | NSString * maxRateStr = [self handleRateWithPrice:self.maxPrice originPX:(self.maxPrice+self.minPrice)/2.0]; 104 | NSMutableAttributedString * maxRateAttStr = [[NSMutableAttributedString alloc]initWithString:maxRateStr attributes:drawAttributes]; 105 | CGSize sizeMaxRateAttStr = [maxRateAttStr size]; 106 | CGRect maxRateRect = CGRectMake(self.contentRight- (self.leftYAxisIsInChart?sizeMaxRateAttStr.width:0), self.contentTop, sizeMaxRateAttStr.width, sizeMaxRateAttStr.height); 107 | [self drawRect:context rect:maxRateRect color:labelBGColor]; 108 | [self drawLabel:context attributesText:maxRateAttStr rect:maxRateRect]; 109 | 110 | NSString * minRateStr = [self handleRateWithPrice:self.minPrice originPX:(self.maxPrice+self.minPrice)/2.0]; 111 | NSMutableAttributedString * minRateAttStr = [[NSMutableAttributedString alloc]initWithString:minRateStr attributes:drawAttributes]; 112 | CGSize sizeMinRateAttStr = [minRateAttStr size]; 113 | CGRect minRateRect = CGRectMake(self.contentRight-(self.leftYAxisIsInChart?sizeMinRateAttStr.width:0), ((self.uperChartHeightScale * self.contentHeight) + self.contentTop - sizeMinRateAttStr.height ), sizeMinRateAttStr.width, sizeMinRateAttStr.height); 114 | [self drawRect:context rect:minRateRect color:labelBGColor]; 115 | [self drawLabel:context attributesText:minRateAttStr rect:minRateRect]; 116 | } 117 | 118 | } 119 | 120 | 121 | - (void)drawHighlighted:(CGContextRef)context 122 | point:(CGPoint)point 123 | idex:(NSInteger)idex 124 | value:(id)value 125 | color:(UIColor *)color 126 | lineWidth:(CGFloat)lineWidth 127 | { 128 | 129 | NSString * leftMarkerStr = @""; 130 | NSString * bottomMarkerStr = @""; 131 | NSString * rightMarkerStr = @""; 132 | NSString * volumeMarkerStr = @""; 133 | 134 | 135 | if ([value isKindOfClass:[YKTimeLineEntity class]]) { 136 | YKTimeLineEntity * entity = value; 137 | leftMarkerStr = [self handleStrWithPrice:entity.lastPirce]; 138 | bottomMarkerStr = entity.currtTime; 139 | rightMarkerStr = entity.rate; 140 | 141 | }else if([value isKindOfClass:[YKLineEntity class]]){ 142 | YKLineEntity * entity = value; 143 | leftMarkerStr = [self handleStrWithPrice:entity.close]; 144 | bottomMarkerStr = entity.date; 145 | volumeMarkerStr = [NSString stringWithFormat:@"%@%@",[self handleShowNumWithVolume:entity.volume],[self handleShowWithVolume:entity.volume]]; 146 | }else{ 147 | return; 148 | } 149 | 150 | if (nil == leftMarkerStr || nil == bottomMarkerStr || nil == rightMarkerStr) { 151 | return; 152 | } 153 | bottomMarkerStr = [[@" " stringByAppendingString:bottomMarkerStr] stringByAppendingString:@" "]; 154 | CGContextSetStrokeColorWithColor(context,color.CGColor); 155 | CGContextSetLineWidth(context, lineWidth); 156 | CGContextBeginPath(context); 157 | CGContextMoveToPoint(context, point.x, self.contentTop); 158 | CGContextAddLineToPoint(context, point.x, self.contentBottom); 159 | CGContextStrokePath(context); 160 | 161 | 162 | CGContextBeginPath(context); 163 | CGContextMoveToPoint(context, self.contentLeft, point.y); 164 | CGContextAddLineToPoint(context, self.contentRight, point.y); 165 | CGContextStrokePath(context); 166 | 167 | CGFloat radius = 3.0; 168 | CGContextSetFillColorWithColor(context, color.CGColor); 169 | CGContextFillEllipseInRect(context, CGRectMake(point.x-(radius/2.0), point.y-(radius/2.0), radius, radius)); 170 | 171 | 172 | NSDictionary * drawAttributes = self.highlightAttributedDic?:self.defaultAttributedDic; 173 | 174 | 175 | NSMutableAttributedString * leftMarkerStrAtt = [[NSMutableAttributedString alloc]initWithString:leftMarkerStr attributes:drawAttributes]; 176 | 177 | CGSize leftMarkerStrAttSize = [leftMarkerStrAtt size]; 178 | [self drawLabel:context attributesText:leftMarkerStrAtt rect:CGRectMake(self.contentLeft - leftMarkerStrAttSize.width,point.y - leftMarkerStrAttSize.height/2.0, leftMarkerStrAttSize.width, leftMarkerStrAttSize.height)]; 179 | 180 | 181 | NSMutableAttributedString * bottomMarkerStrAtt = [[NSMutableAttributedString alloc]initWithString:bottomMarkerStr attributes:drawAttributes]; 182 | 183 | CGSize bottomMarkerStrAttSize = [bottomMarkerStrAtt size]; 184 | CGRect rect = CGRectMake(point.x - bottomMarkerStrAttSize.width/2.0, ((self.uperChartHeightScale * self.contentHeight) + self.contentTop), bottomMarkerStrAttSize.width, bottomMarkerStrAttSize.height); 185 | if (rect.size.width + rect.origin.x > self.contentRight) { 186 | rect.origin.x = self.contentRight -rect.size.width; 187 | } 188 | if (rect.origin.x < self.contentLeft) { 189 | rect.origin.x = self.contentLeft; 190 | } 191 | [self drawLabel:context attributesText:bottomMarkerStrAtt rect:rect]; 192 | 193 | 194 | NSMutableAttributedString * rightMarkerStrAtt = [[NSMutableAttributedString alloc]initWithString:rightMarkerStr attributes:drawAttributes]; 195 | CGSize rightMarkerStrAttSize = [rightMarkerStrAtt size]; 196 | [self drawLabel:context attributesText:rightMarkerStrAtt rect:CGRectMake(self.contentRight, point.y - rightMarkerStrAttSize.height/2.0, rightMarkerStrAttSize.width, rightMarkerStrAttSize.height)]; 197 | 198 | NSMutableAttributedString * volumeMarkerStrAtt = [[NSMutableAttributedString alloc]initWithString:volumeMarkerStr attributes:drawAttributes]; 199 | CGSize volumeMarkerStrAttSize = [volumeMarkerStrAtt size]; 200 | [self drawLabel:context attributesText:volumeMarkerStrAtt rect:CGRectMake(self.contentLeft, self.contentHeight * self.uperChartHeightScale+self.xAxisHeitht, volumeMarkerStrAttSize.width, volumeMarkerStrAttSize.height)]; 201 | 202 | 203 | 204 | } 205 | 206 | - (void)drawLabel:(CGContextRef)context 207 | attributesText:(NSAttributedString *)attributesText 208 | rect:(CGRect)rect 209 | { 210 | [attributesText drawInRect:rect]; 211 | //[self drawRect:context rect:rect color:[UIColor clearColor]]; 212 | } 213 | 214 | - (void)drawRect:(CGContextRef)context 215 | rect:(CGRect)rect 216 | color:(UIColor*)color 217 | { 218 | if ((rect.origin.x + rect.size.width) > self.contentRight) { 219 | return; 220 | } 221 | CGContextSetFillColorWithColor(context, color.CGColor); 222 | CGContextFillRect(context, rect); 223 | } 224 | -(void)drawCiclyPoint:(CGContextRef)context 225 | point:(CGPoint)point 226 | radius:(CGFloat)radius 227 | color:(UIColor*)color{ 228 | CGContextSetFillColorWithColor(context, color.CGColor);//填充颜色 229 | CGContextSetStrokeColorWithColor(context, color.CGColor); 230 | CGContextSetLineWidth(context, 1.0);//线的宽度 231 | CGContextAddArc(context, point.x, point.y, radius, 0, 2*M_PI, 0); //添加一个圆 232 | CGContextDrawPath(context, kCGPathFillStroke); //绘制路径加填充 233 | } 234 | - (void)drawline:(CGContextRef)context 235 | startPoint:(CGPoint)startPoint 236 | stopPoint:(CGPoint)stopPoint 237 | color:(UIColor *)color 238 | lineWidth:(CGFloat)lineWitdth 239 | { 240 | if (startPoint.x < self.contentLeft ||stopPoint.x >self.contentRight || startPoint.y 0){ 261 | return [NSString stringWithFormat:@"+%.2f%@",rate,@"%"]; 262 | 263 | } 264 | return [NSString stringWithFormat:@"%.2f%@",rate,@"%"]; 265 | } 266 | 267 | - (NSString *)handleStrWithPrice:(CGFloat)price 268 | { 269 | if (self.isETF) { 270 | return [NSString stringWithFormat:@"%.3f ",price]; 271 | } 272 | return [NSString stringWithFormat:@"%.2f ",price]; 273 | } 274 | - (NSString *)handleShowWithVolume:(CGFloat)volume 275 | { 276 | volume = volume/100.0; 277 | 278 | if (volume < 10000.0) { 279 | return @"手 "; 280 | }else if (volume > 10000.0 && volume < 100000000.0){ 281 | return @"万手 "; 282 | }else{ 283 | return @"亿手 "; 284 | } 285 | } 286 | - (NSString *)handleShowNumWithVolume:(CGFloat)volume 287 | { 288 | volume = volume/100.0; 289 | if (volume < 10000.0) { 290 | return [NSString stringWithFormat:@"%.0f ",volume]; 291 | }else if (volume > 10000.0 && volume < 100000000.0){ 292 | return [NSString stringWithFormat:@"%.2f ",volume/10000.0]; 293 | }else{ 294 | return [NSString stringWithFormat:@"%.2f ",volume/100000000.0]; 295 | } 296 | } 297 | 298 | - (NSDictionary *)defaultAttributedDic 299 | { 300 | if (!_defaultAttributedDic) { 301 | _defaultAttributedDic = @{NSFontAttributeName:[UIFont systemFontOfSize:10],NSBackgroundColorAttributeName:[UIColor clearColor]}; 302 | } 303 | return _defaultAttributedDic; 304 | } 305 | 306 | - (void)setHighlightLineCurrentEnabled:(BOOL)highlightLineCurrentEnabled 307 | { 308 | 309 | if (_highlightLineCurrentEnabled != highlightLineCurrentEnabled) { 310 | _highlightLineCurrentEnabled = highlightLineCurrentEnabled; 311 | if ( NO == highlightLineCurrentEnabled) { 312 | if ([self.delegate respondsToSelector:@selector(chartValueNothingSelected:)]) { 313 | [self.delegate chartValueNothingSelected:self]; 314 | } 315 | } 316 | } 317 | } 318 | 319 | /* 320 | // Only override drawRect: if you perform custom drawing. 321 | // An empty implementation adversely affects performance during animation. 322 | - (void)drawRect:(CGRect)rect { 323 | // Drawing code 324 | } 325 | */ 326 | 327 | @end 328 | -------------------------------------------------------------------------------- /YKlineChartView/YKTimeLineView.m: -------------------------------------------------------------------------------- 1 | // 2 | // YKTimeLineView.m 3 | // YKLineChartView 4 | // 5 | // Created by chenyk on 15/12/10. 6 | // Copyright © 2015年 chenyk. All rights reserved. 7 | // https://github.com/chenyk0317/YKLineChartView 8 | 9 | #import "YKTimeLineView.h" 10 | #import "YKLineEntity.h" 11 | @interface YKTimeLineView() 12 | 13 | @property (nonatomic,assign) CGFloat volumeWidth; 14 | @property (nonatomic,strong)YKTimeDataset * dataset; 15 | @property (nonatomic,strong)UILongPressGestureRecognizer * longPressGesture; 16 | @property (nonatomic,strong)UITapGestureRecognizer * tapGesture; 17 | @property (nonatomic,strong)CALayer * breathingPoint; 18 | 19 | @end 20 | @implementation YKTimeLineView 21 | 22 | - (id)initWithCoder:(NSCoder *)aDecoder { 23 | self = [super initWithCoder:aDecoder]; 24 | if (self) { 25 | [self commonInit]; 26 | } 27 | return self; 28 | } 29 | 30 | - (id)initWithFrame:(CGRect)frame { 31 | self = [super initWithFrame:frame]; 32 | if (self) { 33 | [self commonInit]; 34 | 35 | } 36 | return self; 37 | } 38 | 39 | - (CGFloat)volumeWidth 40 | { 41 | return self.contentWidth/self.countOfTimes; 42 | } 43 | - (void)setupData:(YKTimeDataset *)dataSet 44 | { 45 | 46 | self.dataset = dataSet; 47 | [self notifyDataSetChanged]; 48 | } 49 | - (void)commonInit { 50 | 51 | self.candleCoordsScale = 0.f; 52 | [self addGestureRecognizer:self.longPressGesture]; 53 | [self addGestureRecognizer:self.tapGesture]; 54 | } 55 | 56 | 57 | - (void)setCurrentDataMaxAndMin 58 | { 59 | 60 | 61 | if (self.dataset.data.count > 0) { 62 | self.maxPrice = CGFLOAT_MIN; 63 | self.minPrice = CGFLOAT_MAX; 64 | self.maxVolume = CGFLOAT_MIN; 65 | self.offsetMaxPrice = CGFLOAT_MIN; 66 | for (NSInteger i = 0; i < self.dataset.data.count; i++) { 67 | YKTimeLineEntity * entity = [self.dataset.data objectAtIndex:i]; 68 | 69 | self.offsetMaxPrice = self.offsetMaxPrice >fabs(entity.lastPirce-entity.preClosePx)?self.offsetMaxPrice:fabs(entity.lastPirce-entity.preClosePx); 70 | if (entity.avgPirce) { 71 | self.offsetMaxPrice = self.offsetMaxPrice > fabs(entity.avgPirce - entity.preClosePx)?self.offsetMaxPrice:fabs(entity.avgPirce - entity.preClosePx); 72 | } 73 | self.maxVolume = self.maxVolume >entity.volume ? self.maxVolume : entity.volume; 74 | } 75 | self.maxPrice =((YKTimeLineEntity *)[self.dataset.data firstObject]).preClosePx + self.offsetMaxPrice; 76 | self.minPrice =((YKTimeLineEntity *)[self.dataset.data firstObject]).preClosePx - self.offsetMaxPrice; 77 | 78 | if (self.maxPrice == self.minPrice) { 79 | self.maxPrice = self.maxPrice + 0.01; 80 | self.minPrice = self.minPrice - 0.01; 81 | } 82 | for (NSInteger i = 0; i < self.dataset.data.count; i++) { 83 | YKTimeLineEntity * entity = [self.dataset.data objectAtIndex:i]; 84 | if (entity.avgPirce != 0) { 85 | entity.avgPirce = entity.avgPirce < self.minPrice ? self.minPrice :entity.avgPirce; 86 | entity.avgPirce = entity.avgPirce > self.maxPrice ? self.maxPrice :entity.avgPirce; 87 | } 88 | } 89 | 90 | 91 | } 92 | } 93 | 94 | - (void)drawRect:(CGRect)rect 95 | { 96 | [super drawRect:rect]; 97 | 98 | [self setCurrentDataMaxAndMin]; 99 | 100 | 101 | CGContextRef context = UIGraphicsGetCurrentContext(); 102 | 103 | 104 | 105 | [self drawGridBackground:context rect:rect]; 106 | [self drawTimeLabel:context]; 107 | if (self.dataset.data.count>0) { 108 | [self drawTimeLine:context]; 109 | } 110 | [self drawLabelPrice:context]; 111 | 112 | 113 | } 114 | 115 | - (void)drawGridBackground:(CGContextRef)context rect:(CGRect)rect 116 | { 117 | [super drawGridBackground:context rect:rect]; 118 | [self drawline:context startPoint:CGPointMake(self.contentWidth/2.0 + self.contentLeft, self.contentTop) stopPoint:CGPointMake(self.contentWidth/2.0 + self.contentLeft,(self.uperChartHeightScale * self.contentHeight)+self.contentTop) color:self.borderColor lineWidth:self.borderWidth/2.0]; 119 | } 120 | - (void)drawTimeLabel:(CGContextRef)context 121 | { 122 | NSDictionary * drawAttributes = self.xAxisAttributedDic ?: self.defaultAttributedDic; 123 | 124 | NSMutableAttributedString * startTimeAttStr = [[NSMutableAttributedString alloc]initWithString:@"9:30" attributes:drawAttributes]; 125 | CGSize sizeStartTimeAttStr = [startTimeAttStr size]; 126 | [self drawLabel:context attributesText:startTimeAttStr rect:CGRectMake(self.contentLeft, (self.uperChartHeightScale * self.contentHeight+self.contentTop), sizeStartTimeAttStr.width, sizeStartTimeAttStr.height)]; 127 | 128 | NSMutableAttributedString * midTimeAttStr = [[NSMutableAttributedString alloc]initWithString:@"11:30/13:00" attributes:drawAttributes]; 129 | CGSize sizeMidTimeAttStr = [midTimeAttStr size]; 130 | [self drawLabel:context attributesText:midTimeAttStr rect:CGRectMake(self.contentWidth/2.0 + self.contentLeft - sizeMidTimeAttStr.width/2.0, (self.uperChartHeightScale * self.contentHeight+self.contentTop), sizeMidTimeAttStr.width, sizeMidTimeAttStr.height)]; 131 | 132 | NSMutableAttributedString * stopTimeAttStr = [[NSMutableAttributedString alloc]initWithString:@"15:00" attributes:drawAttributes]; 133 | CGSize sizeStopTimeAttStr = [stopTimeAttStr size]; 134 | [self drawLabel:context attributesText:stopTimeAttStr rect:CGRectMake(self.contentRight -sizeStopTimeAttStr.width, (self.uperChartHeightScale * self.contentHeight+self.contentTop), sizeStopTimeAttStr.width, sizeStopTimeAttStr.height)]; 135 | 136 | 137 | } 138 | - (void)drawTimeLine:(CGContextRef)context 139 | { 140 | CGContextSaveGState(context); 141 | 142 | self.candleCoordsScale = (self.uperChartHeightScale * self.contentHeight)/(self.maxPrice-self.minPrice); 143 | self.volumeCoordsScale = (self.contentHeight - (self.uperChartHeightScale * self.contentHeight)-self.xAxisHeitht)/(self.maxVolume - 0); 144 | 145 | CGMutablePathRef fillPath = CGPathCreateMutable(); 146 | 147 | for (NSInteger i = 0 ; i< self.dataset.data.count; i ++) { 148 | 149 | YKTimeLineEntity * entity = [self.dataset.data objectAtIndex:i]; 150 | 151 | CGFloat left = (self.volumeWidth * i + self.contentLeft) + self.volumeWidth / 6.0; 152 | 153 | CGFloat candleWidth = self.volumeWidth - self.volumeWidth / 6.0; 154 | CGFloat startX = left + candleWidth/2.0 ; 155 | CGFloat yPrice = 0; 156 | 157 | UIColor * color = self.dataset.volumeRiseColor; 158 | 159 | if (i > 0){ 160 | YKTimeLineEntity * lastEntity = [self.dataset.data objectAtIndex:i -1]; 161 | CGFloat lastX = startX - self.volumeWidth; 162 | 163 | CGFloat lastYPrice = (self.maxPrice - lastEntity.lastPirce)*self.candleCoordsScale + self.contentTop; 164 | 165 | yPrice = (self.maxPrice - entity.lastPirce)*self.candleCoordsScale + self.contentTop; 166 | 167 | [self drawline:context startPoint:CGPointMake(lastX, lastYPrice) stopPoint:CGPointMake(startX, yPrice) color:self.dataset.priceLineCorlor lineWidth:self.dataset.lineWidth]; 168 | 169 | if (self.isDrawAvgEnabled) { 170 | if (lastEntity.avgPirce > 0 && entity.avgPirce > 0) { 171 | CGFloat lastYAvg = (self.maxPrice - lastEntity.avgPirce)*self.candleCoordsScale + self.contentTop; 172 | CGFloat yAvg = (self.maxPrice - entity.avgPirce)*self.candleCoordsScale + self.contentTop; 173 | 174 | [self drawline:context startPoint:CGPointMake(lastX, lastYAvg) stopPoint:CGPointMake(startX, yAvg) color:self.dataset.avgLineCorlor lineWidth:self.dataset.lineWidth]; 175 | } 176 | } 177 | 178 | 179 | if (entity.lastPirce > lastEntity.lastPirce) { 180 | color = self.dataset.volumeRiseColor; 181 | }else if (entity.lastPirce < lastEntity.lastPirce){ 182 | color = self.dataset.volumeFallColor; 183 | }else{ 184 | color = self.dataset.volumeTieColor; 185 | } 186 | 187 | if (1 == i) { 188 | CGPathMoveToPoint(fillPath, NULL, self.contentLeft, (self.uperChartHeightScale * self.contentHeight) + self.contentTop); 189 | CGPathAddLineToPoint(fillPath, NULL, self.contentLeft,lastYPrice); 190 | CGPathAddLineToPoint(fillPath, NULL, lastX, lastYPrice); 191 | }else{ 192 | CGPathAddLineToPoint(fillPath, NULL, startX, yPrice); 193 | } 194 | if ((self.dataset.data.count - 1) == i) { 195 | CGPathAddLineToPoint(fillPath, NULL, startX, yPrice); 196 | CGPathAddLineToPoint(fillPath, NULL, startX, (self.uperChartHeightScale * self.contentHeight) + self.contentTop); 197 | CGPathCloseSubpath(fillPath); 198 | } 199 | } 200 | 201 | 202 | //成交量 203 | CGFloat volume = ((entity.volume - 0) * self.volumeCoordsScale); 204 | [self drawRect:context rect:CGRectMake(left, self.contentBottom - volume , candleWidth, volume) color:color]; 205 | 206 | //十字线 207 | if (self.highlightLineCurrentEnabled) { 208 | if (i == self.highlightLineCurrentIndex) { 209 | if (i == 0) { 210 | yPrice = (self.maxPrice - entity.lastPirce)*self.candleCoordsScale + self.contentTop; 211 | } 212 | 213 | YKTimeLineEntity * entity; 214 | if (i < self.dataset.data.count) { 215 | entity = [self.dataset.data objectAtIndex:i]; 216 | } 217 | [self drawHighlighted:context point:CGPointMake(startX, yPrice) idex:i value:entity color:self.dataset.highlightLineColor lineWidth:self.dataset.highlightLineWidth ]; 218 | 219 | if ([self.delegate respondsToSelector:@selector(chartValueSelected:entry:entryIndex:) ]) { 220 | [self.delegate chartValueSelected:self entry:entity entryIndex:i]; 221 | } 222 | } 223 | } 224 | 225 | if (self.endPointShowEnabled) { 226 | if (i == self.dataset.data.count - 1 && i != self.countOfTimes-1) { 227 | self.breathingPoint.frame = CGRectMake(startX-4/2, yPrice-4/2,4,4); 228 | } 229 | } 230 | 231 | } 232 | 233 | 234 | if (self.dataset.drawFilledEnabled && self.dataset.data.count > 0) { 235 | [self drawLinearGradient:context path:fillPath alpha:self.dataset.fillAlpha startColor:self.dataset.fillStartColor.CGColor endColor:self.dataset.fillStopColor.CGColor]; 236 | } 237 | CGPathRelease(fillPath); 238 | 239 | CGContextRestoreGState(context); 240 | 241 | 242 | for (NSInteger i = 0 ; i< self.dataset.data.count; i ++) { 243 | YKTimeLineEntity * entity = [self.dataset.data objectAtIndex:i]; 244 | CGFloat left = (self.volumeWidth * i + self.contentLeft) + self.volumeWidth / 6.0; 245 | CGFloat candleWidth = self.volumeWidth - self.volumeWidth / 6.0; 246 | CGFloat startX = left + candleWidth/2.0 ; 247 | if (i > 0){ 248 | YKTimeLineEntity * lastEntity = [self.dataset.data objectAtIndex:i -1]; 249 | CGFloat lastX = startX - self.volumeWidth; 250 | if (self.isDrawAvgEnabled) { 251 | if (lastEntity.avgPirce > 0 && entity.avgPirce > 0) { 252 | CGFloat lastYAvg = (self.maxPrice - lastEntity.avgPirce)*self.candleCoordsScale + self.contentTop; 253 | CGFloat yAvg = (self.maxPrice - entity.avgPirce)*self.candleCoordsScale + self.contentTop; 254 | 255 | [self drawline:context startPoint:CGPointMake(lastX, lastYAvg) stopPoint:CGPointMake(startX, yAvg) color:self.dataset.avgLineCorlor lineWidth:self.dataset.lineWidth]; 256 | } 257 | } 258 | } 259 | } 260 | } 261 | 262 | 263 | - (UILongPressGestureRecognizer *)longPressGesture 264 | { 265 | if (!_longPressGesture) { 266 | _longPressGesture = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(handleLongPressGestureAction:)]; 267 | _longPressGesture.minimumPressDuration = 0.5; 268 | } 269 | return _longPressGesture; 270 | } 271 | - (void)handleLongPressGestureAction:(UIPanGestureRecognizer *)recognizer 272 | { 273 | if (!self.highlightLineShowEnabled) { 274 | return; 275 | } 276 | if (recognizer.state == UIGestureRecognizerStateBegan) { 277 | CGPoint point = [recognizer locationInView:self]; 278 | 279 | if (point.x > self.contentLeft && point.x < self.contentRight && point.y >self.contentTop && point.y self.contentLeft && point.x < self.contentRight && point.y >self.contentTop && point.y self.dataSet.data.count) { 71 | _startDrawIndex = 0; 72 | } 73 | _startDrawIndex = startDrawIndex; 74 | } 75 | 76 | -(void)setupData:(YKLineDataSet *)dataSet 77 | { 78 | self.dataSet = dataSet; 79 | [self notifyDataSetChanged]; 80 | 81 | } 82 | - (void)addDataSetWithArray:(NSArray *)array 83 | { 84 | NSArray * tempArray = [self.dataSet.data mutableCopy]; 85 | [self.dataSet.data removeAllObjects]; 86 | [self.dataSet.data addObjectsFromArray:array]; 87 | [self.dataSet.data addObjectsFromArray:tempArray]; 88 | self.startDrawIndex += array.count; 89 | [self setCurrentDataMaxAndMin]; 90 | [self setNeedsDisplay]; 91 | } 92 | - (void)setCurrentDataMaxAndMin 93 | { 94 | 95 | if (self.dataSet.data.count > 0) { 96 | self.maxPrice = CGFLOAT_MIN; 97 | self.minPrice = CGFLOAT_MAX; 98 | self.maxVolume = CGFLOAT_MIN; 99 | 100 | NSInteger idx = self.startDrawIndex; 101 | for (NSInteger i = idx; i < self.startDrawIndex + self.countOfshowCandle && i < self.dataSet.data.count; i++) { 102 | YKLineEntity * entity = [self.dataSet.data objectAtIndex:i]; 103 | self.minPrice = self.minPrice < entity.low ? self.minPrice : entity.low; 104 | self.maxPrice = self.maxPrice > entity.high ? self.maxPrice : entity.high; 105 | self.maxVolume = self.maxVolume >entity.volume ? self.maxVolume : entity.volume; 106 | if(entity.ma5>0){ 107 | self.minPrice = self.minPrice < entity.ma5 ? self.minPrice:entity.ma5; 108 | self.maxPrice = self.maxPrice > entity.ma5 ? self.maxPrice : entity.ma5; 109 | } 110 | if (entity.ma10 >0) { 111 | self.minPrice = self.minPrice < entity.ma10 ? self.minPrice:entity.ma10; 112 | self.maxPrice = self.maxPrice > entity.ma10 ? self.maxPrice : entity.ma10; 113 | } 114 | if (entity.ma20>0) { 115 | self.minPrice = self.minPrice < entity.ma20 ? self.minPrice:entity.ma20; 116 | self.maxPrice = self.maxPrice > entity.ma20 ? self.maxPrice : entity.ma20; 117 | } 118 | 119 | } 120 | 121 | if (self.maxPrice - self.minPrice < 0.3) { 122 | self.maxPrice +=0.5; 123 | self.minPrice -=0.5; 124 | } 125 | } 126 | } 127 | 128 | - (void)drawRect:(CGRect)rect 129 | { 130 | [super drawRect:rect]; 131 | 132 | [self setCurrentDataMaxAndMin]; 133 | 134 | CGContextRef optionalContext = UIGraphicsGetCurrentContext(); 135 | 136 | 137 | 138 | [self drawGridBackground:optionalContext rect:rect]; 139 | 140 | 141 | if (self.dataSet.data.count) { 142 | [self drawCandle:optionalContext]; 143 | 144 | } 145 | [self drawLabelPrice:optionalContext]; 146 | 147 | 148 | } 149 | - (void)drawGridBackground:(CGContextRef)context rect:(CGRect)rect 150 | { 151 | [super drawGridBackground:context rect:rect]; 152 | 153 | } 154 | 155 | 156 | 157 | 158 | - (void)drawAvgMarker:(CGContextRef)context 159 | idex:(NSInteger)idex 160 | isDrawRight:(BOOL)isDrawRight 161 | { 162 | 163 | if (!self.isShowAvgMarkerEnabled) { 164 | return; 165 | } 166 | 167 | YKLineEntity * entity; 168 | if (0 == idex) { 169 | entity = [self.dataSet.data lastObject]; 170 | }else{ 171 | entity = self.dataSet.data[idex]; 172 | } 173 | NSDictionary * drawAttributes = self.avgLabelAttributedDic ?:self.defaultAttributedDic; 174 | 175 | 176 | NSString * ma5Str = [NSString stringWithFormat:@"MA5 %.2f",entity.ma5]; 177 | NSMutableAttributedString * ma5StrAtt = [[NSMutableAttributedString alloc]initWithString:ma5Str attributes:drawAttributes]; 178 | CGSize ma5StrAttSize = [ma5StrAtt size]; 179 | 180 | NSString * ma10Str = [NSString stringWithFormat:@"MA10 %.2f",entity.ma10]; 181 | NSMutableAttributedString * ma10StrAtt = [[NSMutableAttributedString alloc]initWithString:ma10Str attributes:drawAttributes]; 182 | CGSize ma10StrAttSize = [ma10StrAtt size]; 183 | 184 | NSString * ma20Str = [NSString stringWithFormat:@"MA20 %.2f",entity.ma20]; 185 | NSMutableAttributedString * ma20StrAtt = [[NSMutableAttributedString alloc]initWithString:ma20Str attributes:drawAttributes]; 186 | CGSize ma20StrAttSize = [ma20StrAtt size]; 187 | 188 | 189 | CGFloat radius = ma5StrAttSize.height/2; 190 | CGFloat length = ma5StrAttSize.width+ma20StrAttSize.width+ma10StrAttSize.width+radius*8; 191 | CGFloat space = radius; 192 | 193 | CGPoint startP = CGPointMake(self.contentLeft, self.contentTop); 194 | if (isDrawRight) { 195 | startP.x = self.contentRight - length - 4; 196 | } 197 | 198 | startP.y = startP.y+(radius/2.0)+2; 199 | CGFloat labelY = self.contentTop+(radius/4.0); 200 | //Background 201 | UIColor * bgColor = [UIColor colorWithWhite:1 alpha:0.5]; 202 | [self drawRect:context rect:CGRectMake(startP.x, self.contentTop+1,length, ma5StrAttSize.height) color:bgColor]; 203 | 204 | //===== 205 | CGContextSetFillColorWithColor(context, self.dataSet.avgMA5Color.CGColor); 206 | CGContextFillEllipseInRect(context, CGRectMake(startP.x+(radius/2.0),startP.y , radius, radius)); 207 | 208 | startP.x += (radius+space); 209 | [self drawLabel:context attributesText:ma5StrAtt rect:CGRectMake(startP.x,labelY, ma5StrAttSize.width, ma5StrAttSize.height)]; 210 | startP.x += (ma5StrAttSize.width + space); 211 | 212 | //===== 213 | 214 | CGContextSetFillColorWithColor(context, self.dataSet.avgMA10Color.CGColor); 215 | CGContextFillEllipseInRect(context, CGRectMake(startP.x+(radius/2.0),startP.y, radius, radius)); 216 | startP.x += (radius+space); 217 | 218 | [self drawLabel:context attributesText:ma10StrAtt rect:CGRectMake(startP.x,labelY, ma10StrAttSize.width, ma10StrAttSize.height)]; 219 | startP.x += (ma10StrAttSize.width + space); 220 | 221 | //===== 222 | CGContextSetFillColorWithColor(context, self.dataSet.avgMA20Color.CGColor); 223 | CGContextFillEllipseInRect(context, CGRectMake(startP.x+(radius/2.0), startP.y, radius, radius)); 224 | 225 | startP.x += (radius+space); 226 | 227 | [self drawLabel:context attributesText:ma20StrAtt rect:CGRectMake(startP.x, labelY, ma20StrAttSize.width, ma20StrAttSize.height)]; 228 | 229 | } 230 | - (void)drawCandle:(CGContextRef)context 231 | { 232 | CGContextSaveGState(context); 233 | 234 | NSInteger idex = self.startDrawIndex; 235 | self.candleCoordsScale = (self.uperChartHeightScale * self.contentHeight)/(self.maxPrice-self.minPrice); 236 | self.volumeCoordsScale = (self.contentHeight - (self.uperChartHeightScale * self.contentHeight)-self.xAxisHeitht)/(self.maxVolume - 0); 237 | for (NSInteger i = idex ; i< self.dataSet.data.count; i ++) { 238 | 239 | YKLineEntity * entity = [self.dataSet.data objectAtIndex:i]; 240 | 241 | CGFloat open = ((self.maxPrice - entity.open) * self.candleCoordsScale) + self.contentTop; 242 | CGFloat close = ((self.maxPrice - entity.close) * self.candleCoordsScale) + self.contentTop; 243 | CGFloat high = ((self.maxPrice - entity.high) * self.candleCoordsScale) + self.contentTop; 244 | CGFloat low = ((self.maxPrice - entity.low) * self.candleCoordsScale) + self.contentTop; 245 | CGFloat left = (self.candleWidth * (i - idex) + self.contentLeft) + self.candleWidth / 6.0; 246 | 247 | CGFloat candleWidth = self.candleWidth - self.candleWidth / 6.0; 248 | CGFloat startX = left + candleWidth/2.0 ; 249 | 250 | 251 | 252 | //date 253 | //日期 254 | if (i > self.startDrawIndex+5 && i < self.dataSet.data.count - 2) { 255 | if (i % (NSInteger)(180/self.candleWidth) == 0) { 256 | [self drawline:context startPoint:CGPointMake(startX, self.contentTop) stopPoint:CGPointMake(startX, (self.uperChartHeightScale * self.contentHeight)+ self.contentTop) color:self.borderColor lineWidth:0.5]; 257 | [self drawline:context startPoint:CGPointMake(startX, (self.uperChartHeightScale * self.contentHeight)+ self.xAxisHeitht) stopPoint:CGPointMake(startX,self.contentBottom) color:self.borderColor lineWidth:0.5]; 258 | NSString * date = entity.date; 259 | NSDictionary * drawAttributes = self.xAxisAttributedDic?:self.defaultAttributedDic; 260 | NSMutableAttributedString * dateStrAtt = [[NSMutableAttributedString alloc]initWithString:date attributes:drawAttributes]; 261 | CGSize dateStrAttSize = [dateStrAtt size]; 262 | [self drawLabel:context attributesText:dateStrAtt rect:CGRectMake(startX - dateStrAttSize.width/2,((self.uperChartHeightScale * self.contentHeight)+ self.contentTop), dateStrAttSize.width, dateStrAttSize.height)]; 263 | 264 | } 265 | } 266 | 267 | UIColor * color = self.dataSet.candleRiseColor; 268 | if (open < close) { 269 | color = self.dataSet.candleFallColor; 270 | CGFloat hight = close-open < 1.0?1.0:close-open; 271 | [self drawRect:context rect:CGRectMake(left, open, candleWidth, hight) color:color]; 272 | [self drawline:context startPoint:CGPointMake(startX, high) stopPoint:CGPointMake(startX, low) color:color lineWidth:self.dataSet.candleTopBottmLineWidth]; 273 | } 274 | else if (open == close) { 275 | if (i > 1) { 276 | YKLineEntity * lastEntity = [self.dataSet.data objectAtIndex:i-1]; 277 | if (lastEntity.close > entity.close) { 278 | color = self.dataSet.candleFallColor; 279 | } 280 | } 281 | [self drawRect:context rect:CGRectMake(left, open, candleWidth, 1.5) color:color]; 282 | [self drawline:context startPoint:CGPointMake(startX, high) stopPoint:CGPointMake(startX, low) color:color lineWidth:self.dataSet.candleTopBottmLineWidth]; 283 | } else { 284 | color = self.dataSet.candleRiseColor; 285 | CGFloat hight = open-close < 1.0?1.0:open-close; 286 | [self drawRect:context rect:CGRectMake(left, close, candleWidth, hight) color:color]; 287 | [self drawline:context startPoint:CGPointMake(startX, high) stopPoint:CGPointMake(startX, low) color:color lineWidth:self.dataSet.candleTopBottmLineWidth]; 288 | } 289 | 290 | 291 | 292 | if (i > 0){ 293 | YKLineEntity * lastEntity = [self.dataSet.data objectAtIndex:i -1]; 294 | CGFloat lastX = startX - self.candleWidth; 295 | 296 | CGFloat lastY5 = (self.maxPrice - lastEntity.ma5)*self.candleCoordsScale + self.contentTop; 297 | CGFloat y5 = (self.maxPrice - entity.ma5)*self.candleCoordsScale + self.contentTop; 298 | if (entity.ma5 > 0 && lastEntity.ma5>0) { 299 | [self drawline:context startPoint:CGPointMake(lastX, lastY5) stopPoint:CGPointMake(startX, y5) color:self.dataSet.avgMA5Color lineWidth:self.dataSet.avgLineWidth]; 300 | } 301 | 302 | 303 | CGFloat lastY10 = (self.maxPrice - lastEntity.ma10)*self.candleCoordsScale + self.contentTop; 304 | CGFloat y10 = (self.maxPrice - entity.ma10)*self.candleCoordsScale + self.contentTop; 305 | if (entity.ma10 > 0 && lastEntity.ma10 > 0) { 306 | [self drawline:context startPoint:CGPointMake(lastX, lastY10) stopPoint:CGPointMake(startX, y10) color:self.dataSet.avgMA10Color lineWidth:self.dataSet.avgLineWidth]; 307 | } 308 | 309 | CGFloat lastY20 = (self.maxPrice - lastEntity.ma20)*self.candleCoordsScale + self.contentTop; 310 | CGFloat y20 = (self.maxPrice - entity.ma20)*self.candleCoordsScale + self.contentTop; 311 | if (entity.ma20 > 0 && lastEntity.ma20 >0) { 312 | [self drawline:context startPoint:CGPointMake(lastX, lastY20) stopPoint:CGPointMake(startX, y20) color:self.dataSet.avgMA20Color lineWidth:self.dataSet.avgLineWidth]; 313 | } 314 | 315 | } 316 | 317 | //成交量 318 | CGFloat volume = ((entity.volume - 0) * self.volumeCoordsScale); 319 | [self drawRect:context rect:CGRectMake(left, self.contentBottom - volume , candleWidth, volume) color:color]; 320 | 321 | } 322 | for (NSInteger i = idex ; i< self.dataSet.data.count; i ++) { 323 | YKLineEntity * entity = [self.dataSet.data objectAtIndex:i]; 324 | 325 | CGFloat close = ((self.maxPrice - entity.close) * self.candleCoordsScale) + self.contentTop; 326 | CGFloat left = (self.candleWidth * (i - idex) + self.contentLeft) + self.candleWidth / 6.0; 327 | CGFloat candleWidth = self.candleWidth - self.candleWidth / 6.0; 328 | CGFloat startX = left + candleWidth/2.0 ; 329 | //十字线 330 | if (self.highlightLineCurrentEnabled) { 331 | if (i == self.highlightLineCurrentIndex) { 332 | 333 | YKLineEntity * entity; 334 | if (i < self.dataSet.data.count) { 335 | entity = [self.dataSet.data objectAtIndex:i]; 336 | } 337 | [self drawHighlighted:context point:CGPointMake(startX, close)idex:idex value:entity color:self.dataSet.highlightLineColor lineWidth:self.dataSet.highlightLineWidth]; 338 | 339 | BOOL isDrawRight = startX < (self.contentRight)/2.0; 340 | [self drawAvgMarker:context idex:i isDrawRight:isDrawRight]; 341 | if ([self.delegate respondsToSelector:@selector(chartValueSelected:entry:entryIndex:) ]) { 342 | [self.delegate chartValueSelected:self entry:entity entryIndex:i]; 343 | } 344 | } 345 | } 346 | } 347 | 348 | 349 | if (!self.highlightLineCurrentEnabled) { 350 | [self drawAvgMarker:context idex:0 isDrawRight:NO];; 351 | } 352 | CGContextRestoreGState(context); 353 | } 354 | 355 | 356 | - (UIPanGestureRecognizer *)panGesture 357 | { 358 | if (!_panGesture) { 359 | _panGesture = [[UIPanGestureRecognizer alloc]initWithTarget:self action:@selector(handlePanGestureAction:)]; 360 | } 361 | return _panGesture; 362 | } 363 | - (void)handlePanGestureAction:(UIPanGestureRecognizer *)recognizer 364 | { 365 | if (!self.scrollEnabled) { 366 | return; 367 | } 368 | 369 | self.highlightLineCurrentEnabled = NO; 370 | 371 | BOOL isPanRight = NO; 372 | 373 | CGPoint point = [recognizer translationInView:self]; 374 | 375 | if (recognizer.state == UIGestureRecognizerStateBegan) { 376 | } 377 | if (recognizer.state == UIGestureRecognizerStateChanged) { 378 | } 379 | 380 | CGFloat offset = point.x; 381 | 382 | NSLog(@"%ld=======,%.2f,%.2f",(long)self.startDrawIndex,offset,[recognizer velocityInView:self].x); 383 | 384 | 385 | if (offset > 0) { 386 | 387 | NSInteger offsetIndex = offset/8.0 ; 388 | NSLog(@"%ld",(long)offsetIndex); 389 | 390 | self.startDrawIndex -= offsetIndex; 391 | if ( self.startDrawIndex < 2) { 392 | if ([self.delegate respondsToSelector:@selector(chartKlineScrollLeft:)]) { 393 | [self.delegate chartKlineScrollLeft:self]; 394 | } 395 | } 396 | }else{ 397 | 398 | if (self.startDrawIndex + self.countOfshowCandle - (+offset)/self.candleWidth > self.dataSet.data.count) { 399 | isPanRight = YES; 400 | } 401 | NSInteger offsetIndex = (-offset)/8.0; 402 | self.startDrawIndex += offsetIndex; 403 | if (self.startDrawIndex +10 > self.dataSet.data.count) { 404 | self.startDrawIndex = 0; 405 | } 406 | 407 | 408 | } 409 | if (recognizer.state == UIGestureRecognizerStateEnded) { 410 | if (isPanRight) { 411 | [self notifyDataSetChanged]; 412 | } 413 | } 414 | 415 | [self setNeedsDisplay]; 416 | [recognizer setTranslation:CGPointMake(0, 0) inView:self]; 417 | 418 | } 419 | 420 | - (UIPinchGestureRecognizer *)pinGesture 421 | { 422 | if (!_pinGesture) { 423 | _pinGesture = [[UIPinchGestureRecognizer alloc]initWithTarget:self action:@selector(handlePinGestureAction:)]; 424 | } 425 | return _pinGesture; 426 | } 427 | 428 | 429 | - (void)handlePinGestureAction:(UIPinchGestureRecognizer *)recognizer 430 | { 431 | if (!self.zoomEnabled) { 432 | return; 433 | } 434 | 435 | self.highlightLineCurrentEnabled = NO; 436 | 437 | recognizer.scale= recognizer.scale-self.lastPinScale + 1; 438 | 439 | ; 440 | self.candleWidth = recognizer.scale * self.candleWidth; 441 | 442 | if(self.candleWidth > self.candleMaxWidth){ 443 | self.candleWidth = self.candleMaxWidth; 444 | } 445 | if(self.candleWidth < self.candleMinWidth){ 446 | self.candleWidth = self.candleMinWidth; 447 | } 448 | 449 | //self.startDrawIndex = self.dataSet.data.count - self.countOfshowCandle; 450 | NSInteger offset = (NSInteger)((self.lastPinCount -self.countOfshowCandle)/2); 451 | 452 | if (labs(offset)) { 453 | NSLog(@"offset %ld",(long)offset); 454 | self.lastPinCount = self.countOfshowCandle; 455 | self.startDrawIndex = self.startDrawIndex + offset; 456 | [self setNeedsDisplay]; 457 | } 458 | 459 | NSLog(@"%ld",(long)self.startDrawIndex); 460 | 461 | self.lastPinScale = recognizer.scale; 462 | 463 | } 464 | 465 | - (UILongPressGestureRecognizer *)longPressGesture 466 | { 467 | if (!_longPressGesture) { 468 | _longPressGesture = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(handleLongPressGestureAction:)]; 469 | _longPressGesture.minimumPressDuration = 0.5; 470 | } 471 | return _longPressGesture; 472 | } 473 | - (void)handleLongPressGestureAction:(UIPanGestureRecognizer *)recognizer 474 | { 475 | if (!self.highlightLineShowEnabled) { 476 | return; 477 | } 478 | if (recognizer.state == UIGestureRecognizerStateBegan) { 479 | CGPoint point = [recognizer locationInView:self]; 480 | 481 | if (point.x > self.contentLeft && point.x < self.contentRight && point.y >self.contentTop && point.y self.contentLeft && point.x < self.contentRight && point.y >self.contentTop && point.y