├── .gitignore ├── .metadata ├── LICENSE ├── README.md ├── android ├── .gitignore ├── app │ ├── build.gradle │ └── src │ │ └── main │ │ ├── AndroidManifest.xml │ │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── chart │ │ │ └── MainActivity.java │ │ └── 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 ├── build.gradle ├── gradle.properties ├── gradle │ └── wrapper │ │ └── gradle-wrapper.properties └── settings.gradle ├── image.png ├── ios ├── .gitignore ├── 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.h │ ├── AppDelegate.m │ ├── 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 │ └── main.m ├── lib ├── main.dart └── product_chart.dart ├── pubspec.yaml └── test └── widget_test.dart /.gitignore: -------------------------------------------------------------------------------- 1 | # Miscellaneous 2 | *.class 3 | *.lock 4 | *.log 5 | *.pyc 6 | *.swp 7 | .DS_Store 8 | .atom/ 9 | .buildlog/ 10 | .history 11 | .svn/ 12 | 13 | # IntelliJ related 14 | *.iml 15 | *.ipr 16 | *.iws 17 | .idea/ 18 | 19 | # Visual Studio Code related 20 | .vscode/ 21 | 22 | # Flutter repo-specific 23 | /bin/cache/ 24 | /bin/mingit/ 25 | /dev/benchmarks/mega_gallery/ 26 | /dev/bots/.recipe_deps 27 | /dev/bots/android_tools/ 28 | /dev/docs/doc/ 29 | /dev/docs/lib/ 30 | /dev/docs/pubspec.yaml 31 | /packages/flutter/coverage/ 32 | version 33 | 34 | # Flutter/Dart/Pub related 35 | **/doc/api/ 36 | .dart_tool/ 37 | .flutter-plugins 38 | .packages 39 | .pub-cache/ 40 | .pub/ 41 | build/ 42 | flutter_*.png 43 | linked_*.ds 44 | unlinked.ds 45 | unlinked_spec.ds 46 | 47 | # Android related 48 | **/android/**/gradle-wrapper.jar 49 | **/android/.gradle 50 | **/android/captures/ 51 | **/android/gradlew 52 | **/android/gradlew.bat 53 | **/android/local.properties 54 | **/android/**/GeneratedPluginRegistrant.java 55 | 56 | # iOS/XCode related 57 | **/ios/**/*.mode1v3 58 | **/ios/**/*.mode2v3 59 | **/ios/**/*.moved-aside 60 | **/ios/**/*.pbxuser 61 | **/ios/**/*.perspectivev3 62 | **/ios/**/*sync/ 63 | **/ios/**/.sconsign.dblite 64 | **/ios/**/.tags* 65 | **/ios/**/.vagrant/ 66 | **/ios/**/DerivedData/ 67 | **/ios/**/Icon? 68 | **/ios/**/Pods/ 69 | **/ios/**/profile 70 | **/ios/**/xcuserdata 71 | **/ios/.generated/ 72 | **/ios/Flutter/App.framework 73 | **/ios/Flutter/Flutter.framework 74 | **/ios/Flutter/Generated.xcconfig 75 | **/ios/Flutter/app.flx 76 | **/ios/Flutter/app.zip 77 | **/ios/Flutter/flutter_assets/ 78 | **/ios/ServiceDefinitions.json 79 | **/ios/Runner/GeneratedPluginRegistrant.* 80 | 81 | # Exceptions to above rules. 82 | !**/ios/**/default.mode1v3 83 | !**/ios/**/default.mode2v3 84 | !**/ios/**/default.pbxuser 85 | !**/ios/**/default.perspectivev3 86 | !/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages -------------------------------------------------------------------------------- /.metadata: -------------------------------------------------------------------------------- 1 | # This file tracks properties of this Flutter project. 2 | # Used by Flutter tool to assess capabilities and perform upgrades etc. 3 | # 4 | # This file should be version controlled and should not be manually edited. 5 | 6 | version: 7 | revision: b397406561f5e7a9c94e28f58d9e49fca0dd58b7 8 | channel: beta 9 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2018 Thiago Santos 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 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # chart 2 | 3 | Creating a custom chart in Flutter like image below: 4 | 5 | Product Chart 6 | 7 | ## Getting Started 8 | 9 | For help getting started with Flutter, view our online 10 | [documentation](https://flutter.io/). 11 | -------------------------------------------------------------------------------- /android/.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | *.class 3 | .gradle 4 | /local.properties 5 | /key.properties 6 | /.idea/workspace.xml 7 | /.idea/libraries 8 | .DS_Store 9 | /build 10 | /captures 11 | GeneratedPluginRegistrant.java 12 | -------------------------------------------------------------------------------- /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 | apply plugin: 'com.android.application' 15 | apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle" 16 | 17 | android { 18 | compileSdkVersion 27 19 | 20 | lintOptions { 21 | disable 'InvalidPackage' 22 | } 23 | 24 | defaultConfig { 25 | // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html). 26 | applicationId "com.example.chart" 27 | minSdkVersion 16 28 | targetSdkVersion 27 29 | versionCode 1 30 | versionName "1.0" 31 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 32 | } 33 | 34 | buildTypes { 35 | release { 36 | // TODO: Add your own signing config for the release build. 37 | // Signing with the debug keys for now, so `flutter run --release` works. 38 | signingConfig signingConfigs.debug 39 | } 40 | } 41 | } 42 | 43 | flutter { 44 | source '../..' 45 | } 46 | 47 | dependencies { 48 | testImplementation 'junit:junit:4.12' 49 | androidTestImplementation 'com.android.support.test:runner:1.0.1' 50 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1' 51 | } 52 | -------------------------------------------------------------------------------- /android/app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 8 | 9 | 10 | 15 | 19 | 26 | 30 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | -------------------------------------------------------------------------------- /android/app/src/main/java/com/example/chart/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.chart; 2 | 3 | import android.os.Bundle; 4 | 5 | import io.flutter.app.FlutterActivity; 6 | import io.flutter.plugins.GeneratedPluginRegistrant; 7 | 8 | public class MainActivity extends FlutterActivity { 9 | @Override 10 | protected void onCreate(Bundle savedInstanceState) { 11 | super.onCreate(savedInstanceState); 12 | GeneratedPluginRegistrant.registerWith(this); 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /android/app/src/main/res/drawable/launch_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 12 | 13 | -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/android/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/android/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /android/app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 8 | 9 | -------------------------------------------------------------------------------- /android/build.gradle: -------------------------------------------------------------------------------- 1 | buildscript { 2 | repositories { 3 | google() 4 | jcenter() 5 | } 6 | 7 | dependencies { 8 | classpath 'com.android.tools.build:gradle:3.0.1' 9 | } 10 | } 11 | 12 | allprojects { 13 | repositories { 14 | google() 15 | jcenter() 16 | } 17 | } 18 | 19 | rootProject.buildDir = '../build' 20 | subprojects { 21 | project.buildDir = "${rootProject.buildDir}/${project.name}" 22 | } 23 | subprojects { 24 | project.evaluationDependsOn(':app') 25 | } 26 | 27 | task clean(type: Delete) { 28 | delete rootProject.buildDir 29 | } 30 | -------------------------------------------------------------------------------- /android/gradle.properties: -------------------------------------------------------------------------------- 1 | org.gradle.jvmargs=-Xmx1536M 2 | -------------------------------------------------------------------------------- /android/gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Fri Jun 23 08:50:38 CEST 2017 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip 7 | -------------------------------------------------------------------------------- /android/settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | 3 | def flutterProjectRoot = rootProject.projectDir.parentFile.toPath() 4 | 5 | def plugins = new Properties() 6 | def pluginsFile = new File(flutterProjectRoot.toFile(), '.flutter-plugins') 7 | if (pluginsFile.exists()) { 8 | pluginsFile.withReader('UTF-8') { reader -> plugins.load(reader) } 9 | } 10 | 11 | plugins.each { name, path -> 12 | def pluginDirectory = flutterProjectRoot.resolve(path).resolve('android').toFile() 13 | include ":$name" 14 | project(":$name").projectDir = pluginDirectory 15 | } 16 | 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/Flutter/flutter_assets/ 37 | /Flutter/App.framework 38 | /Flutter/Flutter.framework 39 | /Flutter/Generated.xcconfig 40 | /ServiceDefinitions.json 41 | 42 | Pods/ 43 | -------------------------------------------------------------------------------- /ios/Flutter/AppFrameworkInfo.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 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 | UIRequiredDeviceCapabilities 24 | 25 | arm64 26 | 27 | MinimumOSVersion 28 | 8.0 29 | 30 | 31 | -------------------------------------------------------------------------------- /ios/Flutter/Debug.xcconfig: 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66 | 67 | 68 | 69 | 75 | 77 | 83 | 84 | 85 | 86 | 88 | 89 | 92 | 93 | 94 | -------------------------------------------------------------------------------- /ios/Runner.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /ios/Runner/AppDelegate.h: -------------------------------------------------------------------------------- 1 | #import 2 | #import 3 | 4 | @interface AppDelegate : FlutterAppDelegate 5 | 6 | @end 7 | -------------------------------------------------------------------------------- /ios/Runner/AppDelegate.m: -------------------------------------------------------------------------------- 1 | #include "AppDelegate.h" 2 | #include "GeneratedPluginRegistrant.h" 3 | 4 | @implementation AppDelegate 5 | 6 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { 7 | [GeneratedPluginRegistrant registerWithRegistry:self]; 8 | // Override point for customization after application launch. 9 | return [super application:application didFinishLaunchingWithOptions:launchOptions]; 10 | } 11 | 12 | @end 13 | -------------------------------------------------------------------------------- /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 | 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"version" : 1, 21 | "author" : "xcode" 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png -------------------------------------------------------------------------------- /ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/programadorthi/flutter_custom_chart/085f4617d1dd020d420b56044e842f7fa43728a3/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 | en 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | $(PRODUCT_BUNDLE_IDENTIFIER) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | chart 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 | arm64 32 | 33 | UISupportedInterfaceOrientations 34 | 35 | UIInterfaceOrientationPortrait 36 | UIInterfaceOrientationLandscapeLeft 37 | UIInterfaceOrientationLandscapeRight 38 | 39 | UISupportedInterfaceOrientations~ipad 40 | 41 | UIInterfaceOrientationPortrait 42 | UIInterfaceOrientationPortraitUpsideDown 43 | UIInterfaceOrientationLandscapeLeft 44 | UIInterfaceOrientationLandscapeRight 45 | 46 | UIViewControllerBasedStatusBarAppearance 47 | 48 | 49 | 50 | -------------------------------------------------------------------------------- /ios/Runner/main.m: -------------------------------------------------------------------------------- 1 | #import 2 | #import 3 | #import "AppDelegate.h" 4 | 5 | int main(int argc, char * argv[]) { 6 | @autoreleasepool { 7 | return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class])); 8 | } 9 | } 10 | -------------------------------------------------------------------------------- /lib/main.dart: -------------------------------------------------------------------------------- 1 | import 'package:flutter/material.dart'; 2 | import 'package:flutter/rendering.dart'; 3 | 4 | import 'product_chart.dart'; 5 | 6 | void main() => runApp(new MyApp()); 7 | 8 | class MyApp extends StatelessWidget { 9 | 10 | @override 11 | Widget build(BuildContext context) { 12 | //debugPaintSizeEnabled = true; 13 | return new MaterialApp( 14 | title: 'Flutter Demo', 15 | theme: new ThemeData( 16 | primarySwatch: Colors.blue, 17 | ), 18 | home: new MyHomePage(), 19 | ); 20 | } 21 | } 22 | 23 | class MyHomePage extends StatefulWidget { 24 | 25 | @override 26 | _MyHomePageState createState() => new _MyHomePageState(); 27 | } 28 | 29 | class _MyHomePageState extends State { 30 | 31 | double currentValue = 148.0; 32 | double maxValue = 1733.0; 33 | double minValue = 0.0; 34 | 35 | void changeCurrentValue(double newValue) { 36 | setState(() { 37 | currentValue = newValue; 38 | }); 39 | } 40 | 41 | @override 42 | Widget build(BuildContext context) { 43 | return new Scaffold( 44 | body: new Column( 45 | children: [ 46 | new Flexible( 47 | flex: 2, 48 | child: new Column( 49 | crossAxisAlignment: CrossAxisAlignment.center, 50 | mainAxisAlignment: MainAxisAlignment.center, 51 | children: [ 52 | new Slider( 53 | min: this.minValue, 54 | max: this.maxValue, 55 | value: this.currentValue, 56 | onChanged: (double value) { 57 | changeCurrentValue(value); 58 | }, 59 | ), 60 | ], 61 | ), 62 | ), 63 | new Flexible( 64 | flex: 1, 65 | child: new Container( 66 | height: 400.0, 67 | margin: const EdgeInsets.only(bottom: 40.0), 68 | width: double.infinity, 69 | child: new CustomPaint( 70 | painter: ProductsChart( 71 | initialValue: this.currentValue.toInt(), 72 | gradientColors: [ 73 | Color.fromARGB(255, 237, 49, 37), 74 | Color.fromARGB(255, 251, 175, 64), 75 | ], 76 | labelColor: Color.fromARGB(255, 116, 116, 118), 77 | maxValue: this.maxValue.toInt(), 78 | minValue: this.minValue.toInt(), 79 | ), 80 | ), 81 | ), 82 | ), 83 | ], 84 | ), 85 | ); 86 | } 87 | } -------------------------------------------------------------------------------- /lib/product_chart.dart: -------------------------------------------------------------------------------- 1 | import 'dart:math' as math; 2 | import 'dart:ui' as ui; 3 | 4 | import 'package:flutter/material.dart'; 5 | 6 | class ProductsChart extends CustomPainter { 7 | final int currentValue; 8 | final List gradientColors; 9 | final int initialValue; 10 | final Color labelColor; 11 | final ui.TextStyle maxLabelStyle; 12 | final int maxValue; 13 | final ui.TextStyle minLabelStyle; 14 | final int minValue; 15 | final Offset origin; 16 | final Color pointerColor; 17 | final Paint pointerPaint; 18 | final Color smallerArcColor; 19 | final Paint smallerArcPaint; 20 | final ui.TextStyle topLabelStyle; 21 | 22 | ProductsChart( 23 | {this.gradientColors, 24 | this.initialValue = 0, 25 | this.labelColor, 26 | this.maxValue, 27 | this.minValue = 0, 28 | this.pointerColor = Colors.black, 29 | this.smallerArcColor = Colors.black}) 30 | : assert(minValue >= 0 && maxValue > 0), 31 | assert(minValue < maxValue), 32 | assert(initialValue >= minValue && initialValue <= maxValue), 33 | assert(gradientColors != null), 34 | assert(labelColor != null), 35 | assert(pointerColor != null), 36 | assert(smallerArcColor != null), 37 | currentValue = initialValue > maxValue ? maxValue : initialValue, 38 | maxLabelStyle = new ui.TextStyle( 39 | color: labelColor, 40 | fontWeight: FontWeight.w800, 41 | ), 42 | minLabelStyle = new ui.TextStyle( 43 | color: labelColor, 44 | ), 45 | origin = Offset.zero, 46 | pointerPaint = new Paint()..color = pointerColor, 47 | smallerArcPaint = new Paint() 48 | ..color = smallerArcColor 49 | ..strokeCap = StrokeCap.butt 50 | ..strokeWidth = 4.0 51 | ..style = PaintingStyle.stroke, 52 | topLabelStyle = new ui.TextStyle( 53 | color: labelColor, 54 | fontWeight: FontWeight.w500, 55 | ); 56 | 57 | @override 58 | void paint(Canvas canvas, Size size) { 59 | // Current value and angle 60 | final double angle = (180 * currentValue) / maxValue; 61 | final double cx = size.width * 0.5; 62 | final double cy = size.height; 63 | final double labelRadius = cx * 0.8; 64 | 65 | // Set the origin to draw 66 | canvas.translate(cx, cy); 67 | 68 | // Black Arc 69 | final double blackArcRadius = _drawSmallerArc(cx, canvas); 70 | 71 | // Centered label 72 | _drawCurrentValueLabel(25.0, blackArcRadius, canvas); 73 | 74 | // Progress Arc 75 | _drawProgressArc(cx, angle, canvas); 76 | 77 | // Gradient Arc 78 | final double gradientArcRadius = _drawGradientArc(cx, canvas); 79 | 80 | // Triangle pointer 81 | _drawTriangleProgressPointer( 82 | angle, gradientArcRadius, blackArcRadius, canvas); 83 | 84 | // Draw left label 85 | _drawMinLabel( 86 | labelRadius, 87 | canvas, 88 | ); 89 | _drawTopLabel( 90 | labelRadius, 91 | canvas, 92 | ); 93 | _drawRightLabel( 94 | labelRadius, 95 | canvas, 96 | ); 97 | } 98 | 99 | @override 100 | bool shouldRepaint(CustomPainter oldDelegate) { 101 | return false; 102 | } 103 | 104 | Offset _getOffset(double angle, double radius) { 105 | final double radians = math.pi * angle / 180.0; 106 | final double x = radius * math.cos(radians) * -1; 107 | final double y = radius * math.sin(radians) * -1; 108 | return new Offset(x, y); 109 | } 110 | 111 | ui.Gradient _generateGradient(double radius) { 112 | return new ui.Gradient.linear( 113 | _getOffset(0.0, radius), 114 | _getOffset(180.0, radius), 115 | this.gradientColors, 116 | ); 117 | } 118 | 119 | void _drawCurrentValueLabel( 120 | double fontSize, 121 | double blackArcRadius, 122 | ui.Canvas canvas, 123 | ) { 124 | final ui.ParagraphBuilder paragraphBuilder = new ui.ParagraphBuilder( 125 | new ui.ParagraphStyle( 126 | fontSize: fontSize, 127 | textAlign: TextAlign.center, 128 | textDirection: ui.TextDirection.ltr), 129 | ) 130 | ..pushStyle(new ui.TextStyle( 131 | color: this.labelColor, 132 | fontWeight: FontWeight.w500, 133 | )) 134 | ..addText(this.currentValue.toString()); 135 | 136 | final ui.Paragraph paragraph = paragraphBuilder.build() 137 | ..layout(new ui.ParagraphConstraints(width: 80.0)); 138 | 139 | if (paragraph.height > blackArcRadius) { 140 | _drawCurrentValueLabel(fontSize - 5.0, blackArcRadius, canvas); 141 | return; 142 | } 143 | 144 | final double dxParagraph = this.origin.dx - paragraph.width * 0.5; 145 | final double dyParagraph = this.origin.dy - paragraph.height; 146 | final Offset offsetParagraph = new Offset(dxParagraph, dyParagraph); 147 | canvas.drawParagraph(paragraph, offsetParagraph); 148 | } 149 | 150 | double _drawSmallerArc(double cx, ui.Canvas canvas) { 151 | final double blackArcRadius = cx * 0.5; 152 | final Rect blackArcRect = Rect.fromCircle( 153 | center: this.origin, 154 | radius: blackArcRadius, 155 | ); 156 | 157 | canvas.drawArc(blackArcRect, math.pi, math.pi, false, this.smallerArcPaint); 158 | 159 | return blackArcRadius; 160 | } 161 | 162 | double _drawGradientArc(double cx, ui.Canvas canvas) { 163 | final double gradientArcRadius = cx * 0.7; 164 | final Rect gradientArcRect = Rect.fromCircle( 165 | center: this.origin, 166 | radius: gradientArcRadius, 167 | ); 168 | final Paint gradientArcPaint = new Paint() 169 | ..shader = _generateGradient(gradientArcRadius) 170 | ..strokeCap = StrokeCap.butt 171 | ..strokeWidth = gradientArcRadius * 0.1 172 | ..style = PaintingStyle.stroke; 173 | 174 | canvas.drawArc(gradientArcRect, math.pi, math.pi, false, gradientArcPaint); 175 | 176 | return gradientArcRadius; 177 | } 178 | 179 | void _drawProgressArc(double cx, double angle, ui.Canvas canvas) { 180 | final double progressArcRadius = cx * 0.6; 181 | final Rect progressArcRect = Rect.fromCircle( 182 | center: this.origin, 183 | radius: progressArcRadius, 184 | ); 185 | final Paint progressArcPaint = new Paint() 186 | ..shader = _generateGradient(progressArcRadius) 187 | ..strokeWidth = cx * 0.19 188 | ..style = PaintingStyle.stroke; 189 | 190 | final double progressAngle = math.pi * angle / 180; 191 | canvas.drawArc( 192 | progressArcRect, math.pi, progressAngle, false, progressArcPaint); 193 | } 194 | 195 | void _drawTriangleProgressPointer(double angle, double gradientArcRadius, 196 | double blackArcRadius, ui.Canvas canvas) { 197 | double rightIncrease = 5.0; 198 | double leftIncrease = 5.0; 199 | 200 | if (angle > 175.0) { 201 | rightIncrease = 180.0 - angle; 202 | } else if (angle < 5.0) { 203 | leftIncrease = angle; 204 | } 205 | 206 | final Offset offsetTriangleTop = 207 | _getOffset(angle, gradientArcRadius - (gradientArcRadius * 0.05)); 208 | final Offset offsetTriangleRight = 209 | _getOffset(angle + rightIncrease, blackArcRadius); 210 | final Offset offsetTriangleLeft = 211 | _getOffset(angle - leftIncrease, blackArcRadius); 212 | 213 | final Path path = new Path() 214 | ..moveTo(offsetTriangleTop.dx, offsetTriangleTop.dy) 215 | ..lineTo(offsetTriangleRight.dx, offsetTriangleRight.dy) 216 | ..lineTo(offsetTriangleLeft.dx, offsetTriangleLeft.dy) 217 | ..close(); 218 | 219 | canvas.drawPath(path, pointerPaint); 220 | } 221 | 222 | ui.Paragraph _getParagraph(String text, ui.TextStyle style) { 223 | final ui.ParagraphBuilder paragraphBuilder = new ui.ParagraphBuilder( 224 | new ui.ParagraphStyle( 225 | textAlign: TextAlign.center, 226 | textDirection: ui.TextDirection.ltr 227 | ), 228 | ) 229 | ..pushStyle(style) 230 | ..addText(text); 231 | 232 | final ui.Paragraph paragraph = paragraphBuilder.build() 233 | ..layout(new ui.ParagraphConstraints(width: 40.0)); 234 | 235 | return paragraph; 236 | } 237 | 238 | void _drawMinLabel(double labelRadius, Canvas canvas) { 239 | final ui.Paragraph paragraph = 240 | _getParagraph(this.minValue.toString(), this.minLabelStyle); 241 | 242 | final Offset offsetMinLabel = _getOffset(this.origin.dx, labelRadius); 243 | 244 | final double dxParagraph = offsetMinLabel.dx - paragraph.width * 0.6; 245 | final double dyParagraph = offsetMinLabel.dy - paragraph.height; 246 | final Offset offsetParagraph = new Offset(dxParagraph, dyParagraph); 247 | 248 | canvas.drawParagraph(paragraph, offsetParagraph); 249 | } 250 | 251 | void _drawTopLabel(double labelRadius, Canvas canvas) { 252 | final String topLabelText = 253 | ((this.maxValue + this.minValue) * 0.5).toStringAsFixed(0); 254 | final ui.Paragraph paragraph = 255 | _getParagraph(topLabelText, this.topLabelStyle); 256 | 257 | final Offset offsetMinLabel = _getOffset(90.0, labelRadius); 258 | 259 | final double dxParagraph = offsetMinLabel.dx - paragraph.width * 0.5; 260 | final double dyParagraph = offsetMinLabel.dy - paragraph.height; 261 | final Offset offsetParagraph = new Offset(dxParagraph, dyParagraph); 262 | 263 | canvas.drawParagraph(paragraph, offsetParagraph); 264 | } 265 | 266 | void _drawRightLabel(double labelRadius, Canvas canvas) { 267 | final ui.Paragraph paragraph = 268 | _getParagraph(this.maxValue.toString(), this.maxLabelStyle); 269 | 270 | final Offset offsetMaxLabel = _getOffset(180.0, labelRadius); 271 | 272 | final double dxParagraph = offsetMaxLabel.dx - paragraph.width * 0.2; 273 | final double dyParagraph = offsetMaxLabel.dy - paragraph.height; 274 | final Offset offsetParagraph = new Offset(dxParagraph, dyParagraph); 275 | 276 | canvas.drawParagraph(paragraph, offsetParagraph); 277 | } 278 | } 279 | -------------------------------------------------------------------------------- /pubspec.yaml: -------------------------------------------------------------------------------- 1 | name: chart 2 | description: A new Flutter project. 3 | 4 | dependencies: 5 | flutter: 6 | sdk: flutter 7 | 8 | # The following adds the Cupertino Icons font to your application. 9 | # Use with the CupertinoIcons class for iOS style icons. 10 | cupertino_icons: ^0.1.0 11 | 12 | dev_dependencies: 13 | flutter_test: 14 | sdk: flutter 15 | 16 | 17 | # For information on the generic Dart part of this file, see the 18 | # following page: https://www.dartlang.org/tools/pub/pubspec 19 | 20 | # The following section is specific to Flutter. 21 | flutter: 22 | 23 | # The following line ensures that the Material Icons font is 24 | # included with your application, so that you can use the icons in 25 | # the material Icons class. 26 | uses-material-design: true 27 | 28 | # To add assets to your application, add an assets section, like this: 29 | # assets: 30 | # - images/a_dot_burr.jpeg 31 | # - images/a_dot_ham.jpeg 32 | 33 | # An image asset can refer to one or more resolution-specific "variants", see 34 | # https://flutter.io/assets-and-images/#resolution-aware. 35 | 36 | # For details regarding adding assets from package dependencies, see 37 | # https://flutter.io/assets-and-images/#from-packages 38 | 39 | # To add custom fonts to your application, add a fonts section here, 40 | # in this "flutter" section. Each entry in this list should have a 41 | # "family" key with the font family name, and a "fonts" key with a 42 | # list giving the asset and other descriptors for the font. For 43 | # example: 44 | # fonts: 45 | # - family: Schyler 46 | # fonts: 47 | # - asset: fonts/Schyler-Regular.ttf 48 | # - asset: fonts/Schyler-Italic.ttf 49 | # style: italic 50 | # - family: Trajan Pro 51 | # fonts: 52 | # - asset: fonts/TrajanPro.ttf 53 | # - asset: fonts/TrajanPro_Bold.ttf 54 | # weight: 700 55 | # 56 | # For details regarding fonts from package dependencies, 57 | # see https://flutter.io/custom-fonts/#from-packages 58 | -------------------------------------------------------------------------------- /test/widget_test.dart: -------------------------------------------------------------------------------- 1 | // This is a basic Flutter widget test. 2 | // To perform an interaction with a widget in your test, use the WidgetTester utility that Flutter 3 | // provides. For example, you can send tap and scroll gestures. You can also use WidgetTester to 4 | // find child widgets in the widget tree, read text, and verify that the values of widget properties 5 | // are correct. 6 | 7 | import 'package:flutter/material.dart'; 8 | import 'package:flutter_test/flutter_test.dart'; 9 | 10 | import 'package:chart/main.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(new 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 | --------------------------------------------------------------------------------