├── .gitignore ├── .metadata ├── LICENSE ├── README.md ├── android ├── app │ ├── build.gradle │ └── src │ │ ├── debug │ │ └── AndroidManifest.xml │ │ ├── main │ │ ├── AndroidManifest.xml │ │ ├── kotlin │ │ │ └── com │ │ │ │ └── fluttervn │ │ │ │ └── blur │ │ │ │ └── flutter_blur_demo │ │ │ │ └── MainActivity.kt │ │ └── res │ │ │ ├── drawable │ │ │ └── launch_background.xml │ │ │ ├── mipmap-hdpi │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-mdpi │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-xhdpi │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-xxhdpi │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-xxxhdpi │ │ │ └── ic_launcher.png │ │ │ └── values │ │ │ └── styles.xml │ │ └── profile │ │ └── AndroidManifest.xml ├── build.gradle ├── gradle.properties ├── gradle │ └── wrapper │ │ └── gradle-wrapper.properties └── settings.gradle ├── assets └── images │ ├── background1.jpg │ ├── background2.jpg │ └── background3.jpg ├── ios ├── Flutter │ ├── AppFrameworkInfo.plist │ ├── Debug.xcconfig │ └── Release.xcconfig ├── Runner.xcodeproj │ ├── project.pbxproj │ ├── project.xcworkspace │ │ └── contents.xcworkspacedata │ └── xcshareddata │ │ └── xcschemes │ │ └── Runner.xcscheme ├── Runner.xcworkspace │ └── contents.xcworkspacedata └── Runner │ ├── AppDelegate.swift │ ├── Assets.xcassets │ ├── AppIcon.appiconset │ │ ├── Contents.json │ │ ├── Icon-App-1024x1024@1x.png │ │ ├── Icon-App-20x20@1x.png │ │ ├── Icon-App-20x20@2x.png │ │ ├── Icon-App-20x20@3x.png │ │ ├── Icon-App-29x29@1x.png │ │ ├── Icon-App-29x29@2x.png │ │ ├── Icon-App-29x29@3x.png │ │ ├── Icon-App-40x40@1x.png │ │ ├── Icon-App-40x40@2x.png │ │ ├── Icon-App-40x40@3x.png │ │ ├── Icon-App-60x60@2x.png │ │ ├── Icon-App-60x60@3x.png │ │ ├── Icon-App-76x76@1x.png │ │ ├── Icon-App-76x76@2x.png │ │ └── Icon-App-83.5x83.5@2x.png │ └── LaunchImage.imageset │ │ ├── Contents.json │ │ ├── LaunchImage.png │ │ ├── LaunchImage@2x.png │ │ ├── LaunchImage@3x.png │ │ └── README.md │ ├── Base.lproj │ ├── LaunchScreen.storyboard │ └── Main.storyboard │ ├── Info.plist │ └── Runner-Bridging-Header.h ├── lib ├── blur_multiple_widgets.dart ├── blur_multiple_with_dynamic_region.dart ├── blur_single_image.dart └── main.dart ├── pubspec.lock ├── pubspec.yaml └── test └── widget_test.dart /.gitignore: -------------------------------------------------------------------------------- 1 | # Miscellaneous 2 | *.class 3 | *.log 4 | *.pyc 5 | *.swp 6 | .DS_Store 7 | .atom/ 8 | .buildlog/ 9 | .history 10 | .svn/ 11 | 12 | # IntelliJ related 13 | *.iml 14 | *.ipr 15 | *.iws 16 | .idea/ 17 | 18 | # The .vscode folder contains launch configuration and tasks you configure in 19 | # VS Code which you may wish to be included in version control, so this line 20 | # is commented out by default. 21 | #.vscode/ 22 | 23 | # Flutter/Dart/Pub related 24 | **/doc/api/ 25 | .dart_tool/ 26 | .flutter-plugins 27 | .packages 28 | .pub-cache/ 29 | .pub/ 30 | /build/ 31 | 32 | # Android related 33 | **/android/**/gradle-wrapper.jar 34 | **/android/.gradle 35 | **/android/captures/ 36 | **/android/gradlew 37 | **/android/gradlew.bat 38 | **/android/local.properties 39 | **/android/**/GeneratedPluginRegistrant.java 40 | 41 | # iOS/XCode related 42 | **/ios/**/*.mode1v3 43 | **/ios/**/*.mode2v3 44 | **/ios/**/*.moved-aside 45 | **/ios/**/*.pbxuser 46 | **/ios/**/*.perspectivev3 47 | **/ios/**/*sync/ 48 | **/ios/**/.sconsign.dblite 49 | **/ios/**/.tags* 50 | **/ios/**/.vagrant/ 51 | **/ios/**/DerivedData/ 52 | **/ios/**/Icon? 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The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # flutter_blur_demo 2 | How to blur an image/widget in Flutter using BackdropFilter & ImageFilter. 3 | 4 | 5 | 6 | Here is the [demo video on Youtube](http://www.youtube.com/watch?v=H3ToNVMxPv0): 7 | 8 | [![Watch demo video on Youtube](http://img.youtube.com/vi/H3ToNVMxPv0/0.jpg)](http://www.youtube.com/watch?v=H3ToNVMxPv0 "Flutter blur demo using BackdropFilter & ImageFilter") 9 | 10 | Read the article in Medium.com: [How to make blur effect in Flutter using BackdropFilter & ImageFilter](https://medium.com/fluttervn/how-to-make-blur-effect-in-flutter-using-backdropfilter-imagefilter-559ffd8ab73) 11 | -------------------------------------------------------------------------------- /android/app/build.gradle: -------------------------------------------------------------------------------- 1 | def localProperties = new Properties() 2 | def localPropertiesFile = rootProject.file('local.properties') 3 | if (localPropertiesFile.exists()) { 4 | localPropertiesFile.withReader('UTF-8') { reader -> 5 | localProperties.load(reader) 6 | } 7 | } 8 | 9 | def flutterRoot = localProperties.getProperty('flutter.sdk') 10 | if (flutterRoot == null) { 11 | throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.") 12 | } 13 | 14 | def flutterVersionCode = localProperties.getProperty('flutter.versionCode') 15 | if (flutterVersionCode == null) { 16 | flutterVersionCode = '1' 17 | } 18 | 19 | def flutterVersionName = localProperties.getProperty('flutter.versionName') 20 | if (flutterVersionName == null) { 21 | flutterVersionName = '1.0' 22 | } 23 | 24 | apply plugin: 'com.android.application' 25 | apply plugin: 'kotlin-android' 26 | apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle" 27 | 28 | android { 29 | compileSdkVersion 28 30 | 31 | sourceSets { 32 | main.java.srcDirs += 'src/main/kotlin' 33 | } 34 | 35 | lintOptions { 36 | disable 'InvalidPackage' 37 | } 38 | 39 | defaultConfig { 40 | // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html). 41 | applicationId "com.fluttervn.blur.flutter_blur_demo" 42 | minSdkVersion 16 43 | targetSdkVersion 28 44 | versionCode flutterVersionCode.toInteger() 45 | versionName flutterVersionName 46 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 47 | } 48 | 49 | buildTypes { 50 | release { 51 | // TODO: Add your own signing config for the release build. 52 | // Signing with the debug keys for now, so `flutter run --release` works. 53 | signingConfig signingConfigs.debug 54 | } 55 | } 56 | } 57 | 58 | flutter { 59 | source '../..' 60 | } 61 | 62 | dependencies { 63 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 64 | testImplementation 'junit:junit:4.12' 65 | androidTestImplementation 'androidx.test:runner:1.1.1' 66 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1' 67 | } 68 | -------------------------------------------------------------------------------- /android/app/src/debug/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /android/app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 9 | 13 | 20 | 24 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | -------------------------------------------------------------------------------- /android/app/src/main/kotlin/com/fluttervn/blur/flutter_blur_demo/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.fluttervn.blur.flutter_blur_demo 2 | 3 | import android.os.Bundle 4 | 5 | import io.flutter.app.FlutterActivity 6 | import io.flutter.plugins.GeneratedPluginRegistrant 7 | 8 | class MainActivity : FlutterActivity() { 9 | override fun onCreate(savedInstanceState: Bundle?) { 10 | super.onCreate(savedInstanceState) 11 | GeneratedPluginRegistrant.registerWith(this) 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /android/app/src/main/res/drawable/launch_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 11 | 12 | -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/android/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/android/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | -------------------------------------------------------------------------------- /android/app/src/profile/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /android/build.gradle: -------------------------------------------------------------------------------- 1 | buildscript { 2 | ext.kotlin_version = '1.2.71' 3 | repositories { 4 | google() 5 | jcenter() 6 | } 7 | 8 | dependencies { 9 | classpath 'com.android.tools.build:gradle:3.2.1' 10 | classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" 11 | } 12 | } 13 | 14 | allprojects { 15 | repositories { 16 | google() 17 | jcenter() 18 | } 19 | } 20 | 21 | rootProject.buildDir = '../build' 22 | subprojects { 23 | project.buildDir = "${rootProject.buildDir}/${project.name}" 24 | } 25 | subprojects { 26 | project.evaluationDependsOn(':app') 27 | } 28 | 29 | task clean(type: Delete) { 30 | delete rootProject.buildDir 31 | } 32 | -------------------------------------------------------------------------------- /android/gradle.properties: -------------------------------------------------------------------------------- 1 | org.gradle.jvmargs=-Xmx1536M 2 | android.useAndroidX=true 3 | android.enableJetifier=true 4 | -------------------------------------------------------------------------------- /android/gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Fri Jun 23 08:50:38 CEST 2017 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.2-all.zip 7 | -------------------------------------------------------------------------------- /android/settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | 3 | def flutterProjectRoot = rootProject.projectDir.parentFile.toPath() 4 | 5 | def plugins = new Properties() 6 | def pluginsFile = new File(flutterProjectRoot.toFile(), '.flutter-plugins') 7 | if (pluginsFile.exists()) { 8 | pluginsFile.withReader('UTF-8') { reader -> plugins.load(reader) } 9 | } 10 | 11 | plugins.each { name, path -> 12 | def pluginDirectory = flutterProjectRoot.resolve(path).resolve('android').toFile() 13 | include ":$name" 14 | project(":$name").projectDir = pluginDirectory 15 | } 16 | -------------------------------------------------------------------------------- /assets/images/background1.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/assets/images/background1.jpg -------------------------------------------------------------------------------- /assets/images/background2.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/assets/images/background2.jpg -------------------------------------------------------------------------------- /assets/images/background3.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/assets/images/background3.jpg -------------------------------------------------------------------------------- /ios/Flutter/AppFrameworkInfo.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleExecutable 8 | App 9 | CFBundleIdentifier 10 | io.flutter.flutter.app 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | App 15 | CFBundlePackageType 16 | FMWK 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1.0 23 | MinimumOSVersion 24 | 8.0 25 | 26 | 27 | -------------------------------------------------------------------------------- /ios/Flutter/Debug.xcconfig: -------------------------------------------------------------------------------- 1 | #include "Generated.xcconfig" 2 | -------------------------------------------------------------------------------- /ios/Flutter/Release.xcconfig: 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-------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme: -------------------------------------------------------------------------------- 1 | 2 | 5 | 8 | 9 | 15 | 21 | 22 | 23 | 24 | 25 | 30 | 31 | 32 | 33 | 39 | 40 | 41 | 42 | 43 | 44 | 54 | 56 | 62 | 63 | 64 | 65 | 66 | 67 | 73 | 75 | 81 | 82 | 83 | 84 | 86 | 87 | 90 | 91 | 92 | -------------------------------------------------------------------------------- /ios/Runner.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /ios/Runner/AppDelegate.swift: -------------------------------------------------------------------------------- 1 | import UIKit 2 | import Flutter 3 | 4 | @UIApplicationMain 5 | @objc class AppDelegate: FlutterAppDelegate { 6 | override func application( 7 | _ application: UIApplication, 8 | didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? 9 | ) -> Bool { 10 | GeneratedPluginRegistrant.register(with: self) 11 | return super.application(application, didFinishLaunchingWithOptions: launchOptions) 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images": [ 3 | { 4 | "size": "20x20", 5 | "idiom": "iphone", 6 | "filename": "Icon-App-20x20@2x.png", 7 | "scale": "2x" 8 | }, 9 | { 10 | "size": "20x20", 11 | "idiom": "iphone", 12 | "filename": "Icon-App-20x20@3x.png", 13 | "scale": "3x" 14 | }, 15 | { 16 | "size": "29x29", 17 | "idiom": "iphone", 18 | "filename": "Icon-App-29x29@1x.png", 19 | "scale": "1x" 20 | }, 21 | { 22 | "size": "29x29", 23 | "idiom": "iphone", 24 | "filename": "Icon-App-29x29@2x.png", 25 | "scale": "2x" 26 | }, 27 | { 28 | "size": "29x29", 29 | "idiom": "iphone", 30 | "filename": "Icon-App-29x29@3x.png", 31 | "scale": "3x" 32 | }, 33 | { 34 | "size": "40x40", 35 | "idiom": "iphone", 36 | "filename": "Icon-App-40x40@2x.png", 37 | "scale": "2x" 38 | }, 39 | { 40 | "size": "40x40", 41 | "idiom": "iphone", 42 | "filename": "Icon-App-40x40@3x.png", 43 | "scale": "3x" 44 | }, 45 | { 46 | "size": "60x60", 47 | "idiom": "iphone", 48 | "filename": "Icon-App-60x60@2x.png", 49 | "scale": "2x" 50 | }, 51 | { 52 | "size": "60x60", 53 | "idiom": "iphone", 54 | "filename": "Icon-App-60x60@3x.png", 55 | "scale": "3x" 56 | }, 57 | { 58 | "size": "20x20", 59 | "idiom": "ipad", 60 | "filename": "Icon-App-20x20@1x.png", 61 | "scale": "1x" 62 | }, 63 | { 64 | "size": "20x20", 65 | "idiom": "ipad", 66 | "filename": "Icon-App-20x20@2x.png", 67 | "scale": "2x" 68 | }, 69 | { 70 | "size": "29x29", 71 | "idiom": "ipad", 72 | "filename": "Icon-App-29x29@1x.png", 73 | "scale": "1x" 74 | }, 75 | { 76 | "size": "29x29", 77 | "idiom": "ipad", 78 | "filename": "Icon-App-29x29@2x.png", 79 | "scale": "2x" 80 | }, 81 | { 82 | "size": "40x40", 83 | "idiom": "ipad", 84 | "filename": "Icon-App-40x40@1x.png", 85 | "scale": "1x" 86 | }, 87 | { 88 | "size": "40x40", 89 | "idiom": "ipad", 90 | "filename": "Icon-App-40x40@2x.png", 91 | "scale": "2x" 92 | }, 93 | { 94 | "size": "76x76", 95 | "idiom": "ipad", 96 | "filename": "Icon-App-76x76@1x.png", 97 | "scale": "1x" 98 | }, 99 | { 100 | "size": "76x76", 101 | "idiom": "ipad", 102 | "filename": "Icon-App-76x76@2x.png", 103 | "scale": "2x" 104 | }, 105 | { 106 | "size": "83.5x83.5", 107 | "idiom": "ipad", 108 | "filename": "Icon-App-83.5x83.5@2x.png", 109 | "scale": "2x" 110 | }, 111 | { 112 | "size": "1024x1024", 113 | "idiom": "ios-marketing", 114 | "filename": "Icon-App-1024x1024@1x.png", 115 | "scale": "1x" 116 | } 117 | ], 118 | "info": { 119 | "version": 1, 120 | "author": "xcode" 121 | } 122 | } 123 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-1024x1024@1x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-1024x1024@1x.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-20x20@1x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-20x20@1x.png -------------------------------------------------------------------------------- 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"author": "xcode" 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/fluttervn/flutter_blur_demo/18c2cc72650e68dd7872673487508a5946d4f0d3/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md: -------------------------------------------------------------------------------- 1 | # Launch Screen Assets 2 | 3 | You can customize the launch screen with your own desired assets by replacing the image files in this directory. 4 | 5 | You can also do it by opening your Flutter project's Xcode project with `open ios/Runner.xcworkspace`, selecting `Runner/Assets.xcassets` in the Project Navigator and dropping in the desired images. -------------------------------------------------------------------------------- /ios/Runner/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 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | -------------------------------------------------------------------------------- /ios/Runner/Base.lproj/Main.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 | -------------------------------------------------------------------------------- /ios/Runner/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | $(PRODUCT_BUNDLE_IDENTIFIER) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | flutter_blur_demo 15 | CFBundlePackageType 16 | APPL 17 | CFBundleShortVersionString 18 | $(FLUTTER_BUILD_NAME) 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | $(FLUTTER_BUILD_NUMBER) 23 | LSRequiresIPhoneOS 24 | 25 | UILaunchStoryboardName 26 | LaunchScreen 27 | UIMainStoryboardFile 28 | Main 29 | UISupportedInterfaceOrientations 30 | 31 | UIInterfaceOrientationPortrait 32 | UIInterfaceOrientationLandscapeLeft 33 | UIInterfaceOrientationLandscapeRight 34 | 35 | UISupportedInterfaceOrientations~ipad 36 | 37 | UIInterfaceOrientationPortrait 38 | UIInterfaceOrientationPortraitUpsideDown 39 | UIInterfaceOrientationLandscapeLeft 40 | UIInterfaceOrientationLandscapeRight 41 | 42 | UIViewControllerBasedStatusBarAppearance 43 | 44 | 45 | 46 | -------------------------------------------------------------------------------- /ios/Runner/Runner-Bridging-Header.h: -------------------------------------------------------------------------------- 1 | #import "GeneratedPluginRegistrant.h" -------------------------------------------------------------------------------- /lib/blur_multiple_widgets.dart: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2019 - Bui Minh Triet - x3cafe@gmail.com 3 | * Website: http://fluttervn.com 4 | * Facebook: https://www.facebook.com/fluttervndev 5 | * Github: https://github.com/fluttervn 6 | * Medium: https://medium.com/fluttervn 7 | * 8 | * Licensed under the Apache License, Version 2.0 (the "License"); 9 | * you may not use this file except in compliance with the License. 10 | * You may obtain a copy of the License at 11 | * 12 | * http://www.apache.org/licenses/LICENSE-2.0 13 | * 14 | * Unless required by applicable law or agreed to in writing, software 15 | * distributed under the License is distributed on an "AS IS" BASIS, 16 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 | * See the License for the specific language governing permissions and 18 | * limitations under the License. 19 | * 20 | */ 21 | 22 | import 'dart:ui'; 23 | 24 | import 'package:flutter/material.dart'; 25 | import 'package:flutter/painting.dart'; 26 | 27 | class BlurMultipleWidgetsPage extends StatefulWidget { 28 | BlurMultipleWidgetsPage({Key key}) : super(key: key); 29 | 30 | @override 31 | _BlurMultipleWidgetsState createState() => _BlurMultipleWidgetsState(); 32 | } 33 | 34 | class _BlurMultipleWidgetsState extends State { 35 | final double _width = 350; 36 | final double _height = 300; 37 | int _imageIndex = 0; 38 | double _sigmaX = 0.0; 39 | double _sigmaY = 0.0; 40 | double _opacity = 0.0; 41 | 42 | final images = ["background1.jpg", "background2.jpg", "background3.jpg"]; 43 | 44 | @override 45 | Widget build(BuildContext context) { 46 | print('rebuild with sigmaX=${_sigmaX.toStringAsFixed(2)}, ' 47 | 'sigmaY=${_sigmaY.toStringAsFixed(2)}, ' 48 | 'opacity=${_opacity.toStringAsFixed(2)}'); 49 | return Scaffold( 50 | appBar: AppBar( 51 | title: Text('Blur multiple widgets'), 52 | ), 53 | body: SingleChildScrollView( 54 | padding: const EdgeInsets.all(10), 55 | child: Column( 56 | children: [ 57 | _buildImageContainer(), 58 | SizedBox(height: 5), 59 | RaisedButton( 60 | child: Text('Next image'), 61 | onPressed: () { 62 | setState(() { 63 | _imageIndex = (_imageIndex + 1) % images.length; 64 | }); 65 | }, 66 | ), 67 | SizedBox(height: 5), 68 | ..._buildBlurSigmaAndOpacity(), 69 | ], 70 | ), 71 | ), 72 | ); 73 | } 74 | 75 | Widget _buildImageContainer() { 76 | return Stack( 77 | children: [ 78 | Image.asset( 79 | 'assets/images/${images[_imageIndex]}', 80 | width: _width, 81 | height: _height, 82 | fit: BoxFit.cover, 83 | ), 84 | FlutterLogo(size: 80, colors: Colors.red), 85 | Container( 86 | width: _width, 87 | height: _height, 88 | child: BackdropFilter( 89 | filter: ImageFilter.blur(sigmaX: _sigmaX, sigmaY: _sigmaY), 90 | child: Container( 91 | color: Colors.black.withOpacity(_opacity), 92 | ), 93 | ), 94 | ) 95 | ], 96 | ); 97 | } 98 | 99 | List _buildBlurSigmaAndOpacity() { 100 | return [ 101 | Text('Change blur sigmaX: ${_sigmaX.toStringAsFixed(2)}'), 102 | Slider( 103 | min: 0, 104 | max: 10, 105 | value: _sigmaX, 106 | label: '$_sigmaX', 107 | onChanged: (value) { 108 | setState(() { 109 | _sigmaX = value; 110 | }); 111 | }, 112 | ), 113 | SizedBox(height: 5), 114 | Text('Change blur sigmaY: ${_sigmaY.toStringAsFixed(2)}'), 115 | Slider( 116 | min: 0, 117 | max: 10, 118 | value: _sigmaY, 119 | onChanged: (value) { 120 | setState(() { 121 | _sigmaY = value; 122 | }); 123 | }, 124 | ), 125 | SizedBox(height: 5), 126 | Text('Change blur opacity: ${_opacity.toStringAsFixed(2)}'), 127 | Slider( 128 | min: 0, 129 | max: 1, 130 | value: _opacity, 131 | onChanged: (value) { 132 | setState(() { 133 | _opacity = value; 134 | }); 135 | }, 136 | ), 137 | ]; 138 | } 139 | } 140 | -------------------------------------------------------------------------------- /lib/blur_multiple_with_dynamic_region.dart: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2019 - Bui Minh Triet - x3cafe@gmail.com 3 | * Website: http://fluttervn.com 4 | * Facebook: https://www.facebook.com/fluttervndev 5 | * Github: https://github.com/fluttervn 6 | * Medium: https://medium.com/fluttervn 7 | * 8 | * Licensed under the Apache License, Version 2.0 (the "License"); 9 | * you may not use this file except in compliance with the License. 10 | * You may obtain a copy of the License at 11 | * 12 | * http://www.apache.org/licenses/LICENSE-2.0 13 | * 14 | * Unless required by applicable law or agreed to in writing, software 15 | * distributed under the License is distributed on an "AS IS" BASIS, 16 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 | * See the License for the specific language governing permissions and 18 | * limitations under the License. 19 | * 20 | */ 21 | 22 | import 'dart:math' as math; 23 | import 'dart:ui'; 24 | 25 | import 'package:flutter/material.dart'; 26 | import 'package:flutter/painting.dart'; 27 | 28 | class BlurMultipleDynamicRegionPage extends StatefulWidget { 29 | BlurMultipleDynamicRegionPage({Key key}) : super(key: key); 30 | 31 | @override 32 | _BlurMultipleDynamicRegionPageState createState() => 33 | _BlurMultipleDynamicRegionPageState(); 34 | } 35 | 36 | class _BlurMultipleDynamicRegionPageState 37 | extends State { 38 | final double _width = 350; 39 | final double _height = 300; 40 | int _imageIndex = 0; 41 | double _sigmaX = 0.0; 42 | double _sigmaY = 0.0; 43 | double _opacity = 0.0; 44 | double _blurWidth; 45 | double _blurHeight; 46 | 47 | final images = ["background1.jpg", "background2.jpg", "background3.jpg"]; 48 | 49 | _BlurMultipleDynamicRegionPageState() { 50 | _blurWidth = _width; 51 | _blurHeight = _height; 52 | } 53 | 54 | @override 55 | Widget build(BuildContext context) { 56 | print('rebuild with sigmaX=${_sigmaX.toStringAsFixed(2)}, ' 57 | 'sigmaY=${_sigmaY.toStringAsFixed(2)}, ' 58 | 'opacity=${_opacity.toStringAsFixed(2)}, ' 59 | 'blur W=${_blurWidth.toInt()}, ' 60 | 'blur H=${_blurHeight.toInt()}'); 61 | return Scaffold( 62 | appBar: AppBar( 63 | title: Text('Blur multiple widgets with dynamic region'), 64 | ), 65 | body: SingleChildScrollView( 66 | padding: const EdgeInsets.all(10), 67 | child: Column( 68 | children: [ 69 | _buildImageContainer(), 70 | SizedBox(height: 5), 71 | RaisedButton( 72 | child: Text('Next image'), 73 | onPressed: () { 74 | setState(() { 75 | _imageIndex = (_imageIndex + 1) % images.length; 76 | }); 77 | }, 78 | ), 79 | SizedBox(height: 5), 80 | _buildBlurContainerSizeAction(), 81 | SizedBox(height: 5), 82 | ..._buildBlurSigmaAndOpacity(), 83 | ], 84 | ), 85 | ), 86 | ); 87 | } 88 | 89 | Widget _buildImageContainer() { 90 | return Stack( 91 | children: [ 92 | Image.asset( 93 | 'assets/images/${images[_imageIndex]}', 94 | width: _width, 95 | height: _height, 96 | fit: BoxFit.cover, 97 | ), 98 | FlutterLogo(size: 80, colors: Colors.red), 99 | Positioned( 100 | top: 0, 101 | left: 0, 102 | width: _blurWidth, 103 | height: _blurHeight, 104 | // Note: without ClipRect, the blur region will be expanded to full 105 | // size of the Image instead of custom size 106 | child: ClipRect( 107 | child: BackdropFilter( 108 | filter: ImageFilter.blur(sigmaX: _sigmaX, sigmaY: _sigmaY), 109 | child: Container( 110 | color: Colors.black.withOpacity(_opacity), 111 | ), 112 | ), 113 | ), 114 | ) 115 | ], 116 | ); 117 | } 118 | 119 | List _buildBlurSigmaAndOpacity() { 120 | return [ 121 | Text('Change blur sigmaX: ${_sigmaX.toStringAsFixed(2)}'), 122 | Slider( 123 | min: 0, 124 | max: 10, 125 | value: _sigmaX, 126 | label: '$_sigmaX', 127 | onChanged: (value) { 128 | setState(() { 129 | _sigmaX = value; 130 | }); 131 | }, 132 | ), 133 | SizedBox(height: 5), 134 | Text('Change blur sigmaY: ${_sigmaY.toStringAsFixed(2)}'), 135 | Slider( 136 | min: 0, 137 | max: 10, 138 | value: _sigmaY, 139 | onChanged: (value) { 140 | setState(() { 141 | _sigmaY = value; 142 | }); 143 | }, 144 | ), 145 | SizedBox(height: 5), 146 | Text('Change blur opacity: ${_opacity.toStringAsFixed(2)}'), 147 | Slider( 148 | min: 0, 149 | max: 1, 150 | value: _opacity, 151 | onChanged: (value) { 152 | setState(() { 153 | _opacity = value; 154 | }); 155 | }, 156 | ), 157 | ]; 158 | } 159 | 160 | Row _buildBlurContainerSizeAction() { 161 | return Row( 162 | children: [ 163 | Text('Blur size: Width: '), 164 | SizedBox( 165 | width: 30, 166 | height: 30, 167 | child: RaisedButton( 168 | child: Text('-'), 169 | onPressed: () { 170 | setState(() { 171 | _blurWidth = math.max(_blurWidth - 10, 0); 172 | }); 173 | }, 174 | ), 175 | ), 176 | Text(' ${_blurWidth.toInt()} '), 177 | SizedBox( 178 | width: 30, 179 | height: 30, 180 | child: RaisedButton( 181 | child: Text('+'), 182 | onPressed: () { 183 | setState(() { 184 | _blurWidth = math.min(_blurWidth + 10, _width); 185 | }); 186 | }, 187 | ), 188 | ), 189 | Text(' Height:'), 190 | SizedBox( 191 | width: 30, 192 | height: 30, 193 | child: RaisedButton( 194 | child: Text('-'), 195 | onPressed: () { 196 | setState(() { 197 | _blurHeight = math.max(_blurHeight - 10, 0); 198 | }); 199 | }, 200 | ), 201 | ), 202 | Text(' ${_blurHeight.toInt()} '), 203 | SizedBox( 204 | width: 30, 205 | height: 30, 206 | child: RaisedButton( 207 | child: Text('+'), 208 | onPressed: () { 209 | setState(() { 210 | _blurHeight = math.min(_blurHeight + 10, _height); 211 | }); 212 | }, 213 | ), 214 | ), 215 | ], 216 | ); 217 | } 218 | } 219 | -------------------------------------------------------------------------------- /lib/blur_single_image.dart: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2019 - Bui Minh Triet - x3cafe@gmail.com 3 | * Website: http://fluttervn.com 4 | * Facebook: https://www.facebook.com/fluttervndev 5 | * Github: https://github.com/fluttervn 6 | * Medium: https://medium.com/fluttervn 7 | * 8 | * Licensed under the Apache License, Version 2.0 (the "License"); 9 | * you may not use this file except in compliance with the License. 10 | * You may obtain a copy of the License at 11 | * 12 | * http://www.apache.org/licenses/LICENSE-2.0 13 | * 14 | * Unless required by applicable law or agreed to in writing, software 15 | * distributed under the License is distributed on an "AS IS" BASIS, 16 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 | * See the License for the specific language governing permissions and 18 | * limitations under the License. 19 | * 20 | */ 21 | 22 | import 'dart:ui'; 23 | 24 | import 'package:flutter/material.dart'; 25 | import 'package:flutter/painting.dart'; 26 | 27 | class BlurSingleImagePage extends StatefulWidget { 28 | BlurSingleImagePage({Key key}) : super(key: key); 29 | 30 | @override 31 | _BlurSingleImagePageState createState() => _BlurSingleImagePageState(); 32 | } 33 | 34 | class _BlurSingleImagePageState extends State { 35 | final double _width = 350; 36 | final double _height = 300; 37 | int _imageIndex = 0; 38 | double _sigmaX = 0.0; 39 | double _sigmaY = 0.0; 40 | double _opacity = 0.0; 41 | 42 | final images = ["background1.jpg", "background2.jpg", "background3.jpg"]; 43 | 44 | @override 45 | Widget build(BuildContext context) { 46 | print('rebuild with sigmaX=${_sigmaX.toStringAsFixed(2)}, ' 47 | 'sigmaY=${_sigmaY.toStringAsFixed(2)}, ' 48 | 'opacity=${_opacity.toStringAsFixed(2)}'); 49 | return Scaffold( 50 | appBar: AppBar( 51 | title: Text('Blur single image or decoration'), 52 | ), 53 | body: SingleChildScrollView( 54 | padding: const EdgeInsets.all(10), 55 | child: Column( 56 | children: [ 57 | _buildImageContainer(), 58 | SizedBox(height: 5), 59 | RaisedButton( 60 | child: Text('Next image'), 61 | onPressed: () { 62 | setState(() { 63 | _imageIndex = (_imageIndex + 1) % images.length; 64 | }); 65 | }, 66 | ), 67 | SizedBox(height: 5), 68 | SizedBox(height: 5), 69 | ..._buildBlurSigmaAndOpacity(), 70 | ], 71 | ), 72 | ), 73 | ); 74 | } 75 | 76 | Widget _buildImageContainer() { 77 | return Container( 78 | width: _width, 79 | height: _height, 80 | decoration: BoxDecoration( 81 | image: DecorationImage( 82 | image: AssetImage('assets/images/${images[_imageIndex]}'), 83 | fit: BoxFit.cover, 84 | ), 85 | ), 86 | child: BackdropFilter( 87 | filter: ImageFilter.blur(sigmaX: _sigmaX, sigmaY: _sigmaY), 88 | child: Container( 89 | color: Colors.black.withOpacity(_opacity), 90 | ), 91 | ), 92 | ); 93 | } 94 | 95 | List _buildBlurSigmaAndOpacity() { 96 | return [ 97 | Text('Change blur sigmaX: ${_sigmaX.toStringAsFixed(2)}'), 98 | Slider( 99 | min: 0, 100 | max: 10, 101 | value: _sigmaX, 102 | label: '$_sigmaX', 103 | onChanged: (value) { 104 | setState(() { 105 | _sigmaX = value; 106 | }); 107 | }, 108 | ), 109 | SizedBox(height: 5), 110 | Text('Change blur sigmaY: ${_sigmaY.toStringAsFixed(2)}'), 111 | Slider( 112 | min: 0, 113 | max: 10, 114 | value: _sigmaY, 115 | onChanged: (value) { 116 | setState(() { 117 | _sigmaY = value; 118 | }); 119 | }, 120 | ), 121 | SizedBox(height: 5), 122 | Text('Change blur opacity: ${_opacity.toStringAsFixed(2)}'), 123 | Slider( 124 | min: 0, 125 | max: 1, 126 | value: _opacity, 127 | onChanged: (value) { 128 | setState(() { 129 | _opacity = value; 130 | }); 131 | }, 132 | ), 133 | ]; 134 | } 135 | } 136 | -------------------------------------------------------------------------------- /lib/main.dart: -------------------------------------------------------------------------------- 1 | /* 2 | * Copyright (c) 2019 - Bui Minh Triet - x3cafe@gmail.com 3 | * Website: http://fluttervn.com 4 | * Facebook: https://www.facebook.com/fluttervndev 5 | * Github: https://github.com/fluttervn 6 | * Medium: https://medium.com/fluttervn 7 | * 8 | * Licensed under the Apache License, Version 2.0 (the "License"); 9 | * you may not use this file except in compliance with the License. 10 | * You may obtain a copy of the License at 11 | * 12 | * http://www.apache.org/licenses/LICENSE-2.0 13 | * 14 | * Unless required by applicable law or agreed to in writing, software 15 | * distributed under the License is distributed on an "AS IS" BASIS, 16 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 | * See the License for the specific language governing permissions and 18 | * limitations under the License. 19 | * 20 | */ 21 | 22 | import 'package:flutter/material.dart'; 23 | 24 | import 'blur_multiple_widgets.dart'; 25 | import 'blur_multiple_with_dynamic_region.dart'; 26 | import 'blur_single_image.dart'; 27 | 28 | void main() => runApp(MyApp()); 29 | 30 | class MyApp extends StatelessWidget { 31 | // This widget is the root of your application. 32 | @override 33 | Widget build(BuildContext context) { 34 | return MaterialApp( 35 | title: 'Flutter Demo', 36 | theme: ThemeData( 37 | primarySwatch: Colors.blue, 38 | ), 39 | home: MyHomePage(), 40 | ); 41 | } 42 | } 43 | 44 | /// List of 45 | final Map mapScreens = { 46 | 'Blur single image or decoration': BlurSingleImagePage(), 47 | 'Blur multiple widgets': BlurMultipleWidgetsPage(), 48 | 'Blur multiple widgets with dynamic region': BlurMultipleDynamicRegionPage(), 49 | }; 50 | 51 | class MyHomePage extends StatelessWidget { 52 | @override 53 | Widget build(BuildContext context) { 54 | return Scaffold( 55 | appBar: AppBar( 56 | title: Text('Flutter blur demo'), 57 | ), 58 | body: ListView.builder( 59 | itemCount: mapScreens.length, 60 | itemBuilder: (BuildContext context, int index) { 61 | final title = mapScreens.keys.elementAt(index); 62 | return ListTile( 63 | title: Text(title, style: TextStyle(fontSize: 16)), 64 | trailing: Icon(Icons.navigate_next), 65 | onTap: () { 66 | _gotoScreen(context, mapScreens[title]); 67 | }, 68 | ); 69 | }, 70 | padding: EdgeInsets.all(10), 71 | ), 72 | ); 73 | } 74 | 75 | /// Go to destination screen (widget) 76 | _gotoScreen(BuildContext context, Widget screen) { 77 | Navigator.push( 78 | context, 79 | MaterialPageRoute(builder: (context) => screen), 80 | ); 81 | } 82 | } 83 | -------------------------------------------------------------------------------- /pubspec.lock: -------------------------------------------------------------------------------- 1 | # Generated by pub 2 | # See https://dart.dev/tools/pub/glossary#lockfile 3 | packages: 4 | async: 5 | dependency: transitive 6 | description: 7 | name: async 8 | url: "https://pub.dartlang.org" 9 | source: hosted 10 | version: "2.3.0" 11 | boolean_selector: 12 | dependency: transitive 13 | description: 14 | name: boolean_selector 15 | url: "https://pub.dartlang.org" 16 | source: hosted 17 | version: "1.0.5" 18 | charcode: 19 | dependency: transitive 20 | description: 21 | name: charcode 22 | url: "https://pub.dartlang.org" 23 | source: hosted 24 | version: "1.1.2" 25 | collection: 26 | dependency: transitive 27 | description: 28 | name: collection 29 | url: "https://pub.dartlang.org" 30 | source: hosted 31 | version: "1.14.11" 32 | cupertino_icons: 33 | dependency: "direct main" 34 | description: 35 | name: cupertino_icons 36 | url: "https://pub.dartlang.org" 37 | source: hosted 38 | version: "0.1.2" 39 | flutter: 40 | dependency: "direct main" 41 | description: flutter 42 | source: sdk 43 | version: "0.0.0" 44 | flutter_test: 45 | dependency: "direct dev" 46 | description: flutter 47 | source: sdk 48 | version: "0.0.0" 49 | matcher: 50 | dependency: transitive 51 | description: 52 | name: matcher 53 | url: "https://pub.dartlang.org" 54 | source: hosted 55 | version: "0.12.5" 56 | meta: 57 | dependency: transitive 58 | description: 59 | name: meta 60 | url: "https://pub.dartlang.org" 61 | source: hosted 62 | version: "1.1.7" 63 | path: 64 | dependency: transitive 65 | description: 66 | name: path 67 | url: "https://pub.dartlang.org" 68 | source: hosted 69 | version: "1.6.4" 70 | pedantic: 71 | dependency: transitive 72 | description: 73 | name: pedantic 74 | url: "https://pub.dartlang.org" 75 | source: hosted 76 | version: "1.8.0+1" 77 | quiver: 78 | dependency: transitive 79 | description: 80 | name: quiver 81 | url: "https://pub.dartlang.org" 82 | source: hosted 83 | version: "2.0.5" 84 | sky_engine: 85 | dependency: transitive 86 | description: flutter 87 | source: sdk 88 | version: "0.0.99" 89 | source_span: 90 | dependency: transitive 91 | description: 92 | name: source_span 93 | url: "https://pub.dartlang.org" 94 | source: hosted 95 | version: "1.5.5" 96 | stack_trace: 97 | dependency: transitive 98 | description: 99 | name: stack_trace 100 | url: "https://pub.dartlang.org" 101 | source: hosted 102 | version: "1.9.3" 103 | stream_channel: 104 | dependency: transitive 105 | description: 106 | name: stream_channel 107 | url: "https://pub.dartlang.org" 108 | source: hosted 109 | version: "2.0.0" 110 | string_scanner: 111 | dependency: transitive 112 | description: 113 | name: string_scanner 114 | url: "https://pub.dartlang.org" 115 | source: hosted 116 | version: "1.0.5" 117 | term_glyph: 118 | dependency: transitive 119 | description: 120 | name: term_glyph 121 | url: "https://pub.dartlang.org" 122 | source: hosted 123 | version: "1.1.0" 124 | test_api: 125 | dependency: transitive 126 | description: 127 | name: test_api 128 | url: "https://pub.dartlang.org" 129 | source: hosted 130 | version: "0.2.5" 131 | typed_data: 132 | dependency: transitive 133 | description: 134 | name: typed_data 135 | url: "https://pub.dartlang.org" 136 | source: hosted 137 | version: "1.1.6" 138 | vector_math: 139 | dependency: transitive 140 | description: 141 | name: vector_math 142 | url: "https://pub.dartlang.org" 143 | source: hosted 144 | version: "2.0.8" 145 | sdks: 146 | dart: ">=2.2.2 <3.0.0" 147 | -------------------------------------------------------------------------------- /pubspec.yaml: -------------------------------------------------------------------------------- 1 | name: flutter_blur_demo 2 | description: How to blur an image/widget in Flutter using ImageFilter 3 | 4 | # The following defines the version and build number for your application. 5 | # A version number is three numbers separated by dots, like 1.2.43 6 | # followed by an optional build number separated by a +. 7 | # Both the version and the builder number may be overridden in flutter 8 | # build by specifying --build-name and --build-number, respectively. 9 | # In Android, build-name is used as versionName while build-number used as versionCode. 10 | # Read more about Android versioning at https://developer.android.com/studio/publish/versioning 11 | # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion. 12 | # Read more about iOS versioning at 13 | # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html 14 | version: 1.0.0+1 15 | 16 | environment: 17 | sdk: ">=2.2.2 <3.0.0" 18 | 19 | dependencies: 20 | flutter: 21 | sdk: flutter 22 | 23 | # The following adds the Cupertino Icons font to your application. 24 | # Use with the CupertinoIcons class for iOS style icons. 25 | cupertino_icons: ^0.1.2 26 | 27 | dev_dependencies: 28 | flutter_test: 29 | sdk: flutter 30 | 31 | 32 | # For information on the generic Dart part of this file, see the 33 | # following page: https://dart.dev/tools/pub/pubspec 34 | 35 | # The following section is specific to Flutter. 36 | flutter: 37 | 38 | # The following line ensures that the Material Icons font is 39 | # included with your application, so that you can use the icons in 40 | # the material Icons class. 41 | uses-material-design: true 42 | 43 | # To add assets to your application, add an assets section, like this: 44 | assets: 45 | - assets/images/ 46 | 47 | # An image asset can refer to one or more resolution-specific "variants", see 48 | # https://flutter.dev/assets-and-images/#resolution-aware. 49 | 50 | # For details regarding adding assets from package dependencies, see 51 | # https://flutter.dev/assets-and-images/#from-packages 52 | 53 | # To add custom fonts to your application, add a fonts section here, 54 | # in this "flutter" section. Each entry in this list should have a 55 | # "family" key with the font family name, and a "fonts" key with a 56 | # list giving the asset and other descriptors for the font. For 57 | # example: 58 | # fonts: 59 | # - family: Schyler 60 | # fonts: 61 | # - asset: fonts/Schyler-Regular.ttf 62 | # - asset: fonts/Schyler-Italic.ttf 63 | # style: italic 64 | # - family: Trajan Pro 65 | # fonts: 66 | # - asset: fonts/TrajanPro.ttf 67 | # - asset: fonts/TrajanPro_Bold.ttf 68 | # weight: 700 69 | # 70 | # For details regarding fonts from package dependencies, 71 | # see https://flutter.dev/custom-fonts/#from-packages 72 | -------------------------------------------------------------------------------- /test/widget_test.dart: -------------------------------------------------------------------------------- 1 | // This is a basic Flutter widget test. 2 | // 3 | // To perform an interaction with a widget in your test, use the WidgetTester 4 | // utility that Flutter provides. For example, you can send tap and scroll 5 | // gestures. You can also use WidgetTester to find child widgets in the widget 6 | // tree, read text, and verify that the values of widget properties are correct. 7 | 8 | import 'package:flutter/material.dart'; 9 | import 'package:flutter_blur_demo/main.dart'; 10 | import 'package:flutter_test/flutter_test.dart'; 11 | 12 | void main() { 13 | testWidgets('Counter increments smoke test', (WidgetTester tester) async { 14 | // Build our app and trigger a frame. 15 | await tester.pumpWidget(MyApp()); 16 | 17 | // Verify that our counter starts at 0. 18 | expect(find.text('0'), findsOneWidget); 19 | expect(find.text('1'), findsNothing); 20 | 21 | // Tap the '+' icon and trigger a frame. 22 | await tester.tap(find.byIcon(Icons.add)); 23 | await tester.pump(); 24 | 25 | // Verify that our counter has incremented. 26 | expect(find.text('0'), findsNothing); 27 | expect(find.text('1'), findsOneWidget); 28 | }); 29 | } 30 | --------------------------------------------------------------------------------