├── app ├── .gitignore ├── src │ └── main │ │ ├── res │ │ ├── values │ │ │ ├── strings.xml │ │ │ ├── colors.xml │ │ │ └── themes.xml │ │ ├── mipmap-hdpi │ │ │ ├── ic_launcher.webp │ │ │ └── ic_launcher_round.webp │ │ ├── mipmap-mdpi │ │ │ ├── ic_launcher.webp │ │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xhdpi │ │ │ ├── ic_launcher.webp │ │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xxhdpi │ │ │ ├── ic_launcher.webp │ │ │ └── ic_launcher_round.webp │ │ ├── mipmap-xxxhdpi │ │ │ ├── ic_launcher.webp │ │ │ └── ic_launcher_round.webp │ │ ├── color │ │ │ ├── press_end2.xml │ │ │ ├── press_start2.xml │ │ │ ├── press.xml │ │ │ ├── press_end.xml │ │ │ └── press_start.xml │ │ ├── mipmap-anydpi-v26 │ │ │ ├── ic_launcher.xml │ │ │ └── ic_launcher_round.xml │ │ ├── xml │ │ │ ├── backup_rules.xml │ │ │ └── data_extraction_rules.xml │ │ ├── values-night │ │ │ └── themes.xml │ │ ├── drawable-v24 │ │ │ └── ic_launcher_foreground.xml │ │ ├── layout │ │ │ └── activity_main.xml │ │ └── drawable │ │ │ └── ic_launcher_background.xml │ │ ├── java │ │ └── com │ │ │ └── flyjingfish │ │ │ └── gradienttextview │ │ │ └── MainActivity.java │ │ └── AndroidManifest.xml ├── proguard-rules.pro └── build.gradle ├── screenshot └── show.png ├── settings.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── library ├── src │ └── main │ │ ├── AndroidManifest.xml │ │ ├── res │ │ └── values │ │ │ └── values.xml │ │ └── java │ │ └── com │ │ └── flyjingfish │ │ └── gradienttextviewlib │ │ ├── ViewUtils.java │ │ └── GradientTextView.java └── build.gradle ├── .gitignore ├── gradle.properties ├── gradlew.bat ├── README.md ├── gradlew └── LICENSE /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /screenshot/show.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/screenshot/show.png -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | rootProject.name = "GradientTextView" 2 | include ':app' 3 | include ':library' 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | GradientTextView 3 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/FlyJingFish/GradientTextView/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /library/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Tue Oct 11 11:29:56 CST 2022 2 | distributionBase=GRADLE_USER_HOME 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip 4 | distributionPath=wrapper/dists 5 | zipStorePath=wrapper/dists 6 | zipStoreBase=GRADLE_USER_HOME 7 | -------------------------------------------------------------------------------- /app/src/main/res/color/press_end2.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/color/press_start2.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/color/press.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/color/press_end.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/color/press_start.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | build/ 17 | .idea 18 | androidTest/ 19 | test/ 20 | -------------------------------------------------------------------------------- /library/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | android { 3 | compileSdkVersion rootProject.ext.sdkVersion 4 | 5 | defaultConfig { 6 | minSdkVersion rootProject.ext.minSdkVersion 7 | targetSdkVersion rootProject.ext.sdkVersion 8 | } 9 | } 10 | 11 | dependencies { 12 | implementation 'androidx.appcompat:appcompat:1.3.1' 13 | api 'com.github.FlyJingFish:PerfectTextView:1.1.9' 14 | } -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #FFBB86FC 4 | #FF6200EE 5 | #FF3700B3 6 | #FF03DAC5 7 | #FF018786 8 | #FF000000 9 | #FFFFFFFF 10 | -------------------------------------------------------------------------------- /app/src/main/res/xml/backup_rules.xml: -------------------------------------------------------------------------------- 1 | 8 | 9 | 13 | -------------------------------------------------------------------------------- /app/src/main/res/xml/data_extraction_rules.xml: -------------------------------------------------------------------------------- 1 | 6 | 7 | 8 | 12 | 13 | 19 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /app/src/main/java/com/flyjingfish/gradienttextview/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.flyjingfish.gradienttextview; 2 | 3 | import androidx.appcompat.app.AppCompatActivity; 4 | 5 | import android.graphics.Color; 6 | import android.os.Bundle; 7 | 8 | import com.flyjingfish.gradienttextview.databinding.ActivityMainBinding; 9 | 10 | public class MainActivity extends AppCompatActivity { 11 | 12 | @Override 13 | protected void onCreate(Bundle savedInstanceState) { 14 | super.onCreate(savedInstanceState); 15 | ActivityMainBinding binding = ActivityMainBinding.inflate(getLayoutInflater()); 16 | setContentView(binding.getRoot()); 17 | binding.gradientTextView1.setOnClickListener(v -> { 18 | binding.gradientTextView1.setTextColor(Color.BLACK); 19 | }); 20 | binding.gradientTextView4.setOnClickListener(v -> {}); 21 | } 22 | } -------------------------------------------------------------------------------- /app/src/main/res/values/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/values-night/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 14 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 26 | 27 | 28 | 29 | -------------------------------------------------------------------------------- /library/src/main/res/values/values.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app's APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Enables namespacing of each library's R class so that its R class includes only the 19 | # resources declared in the library itself and none from the library's dependencies, 20 | # thereby reducing the size of the R class for that library 21 | android.nonTransitiveRClass=true -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | } 4 | 5 | android { 6 | compileSdkVersion rootProject.ext.sdkVersion 7 | 8 | defaultConfig { 9 | applicationId "com.flyjingfish.gradienttextview" 10 | minSdkVersion 21 11 | targetSdkVersion rootProject.ext.sdkVersion 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 16 | } 17 | buildFeatures { 18 | viewBinding true 19 | } 20 | 21 | buildTypes { 22 | release { 23 | minifyEnabled false 24 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 25 | } 26 | } 27 | compileOptions { 28 | sourceCompatibility JavaVersion.VERSION_1_8 29 | targetCompatibility JavaVersion.VERSION_1_8 30 | } 31 | } 32 | dependencies { 33 | 34 | implementation 'androidx.appcompat:appcompat:1.3.1' 35 | implementation 'com.google.android.material:material:1.3.0' 36 | implementation 'androidx.constraintlayout:constraintlayout:2.1.2' 37 | implementation project(path: ':library') 38 | testImplementation 'junit:junit:4.+' 39 | androidTestImplementation 'androidx.test.ext:junit:1.1.3' 40 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0' 41 | 42 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /library/src/main/java/com/flyjingfish/gradienttextviewlib/ViewUtils.java: -------------------------------------------------------------------------------- 1 | package com.flyjingfish.gradienttextviewlib; 2 | 3 | import android.util.LayoutDirection; 4 | import android.view.View; 5 | 6 | import androidx.core.text.TextUtilsCompat; 7 | 8 | import java.util.Locale; 9 | 10 | class ViewUtils { 11 | 12 | public static int getViewPaddingLeft(View view){ 13 | boolean isRtl = false; 14 | if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) { 15 | isRtl = TextUtilsCompat.getLayoutDirectionFromLocale(Locale.getDefault()) == LayoutDirection.RTL; 16 | } 17 | int paddingStart = view.getPaddingStart(); 18 | int paddingEnd = view.getPaddingEnd(); 19 | int paddingLeft = view.getPaddingLeft(); 20 | int paddingLeftMax; 21 | 22 | if (isRtl){ 23 | if (paddingEnd != 0){ 24 | paddingLeftMax = paddingEnd; 25 | }else { 26 | paddingLeftMax = paddingLeft; 27 | } 28 | }else { 29 | if (paddingStart != 0){ 30 | paddingLeftMax = paddingStart; 31 | }else { 32 | paddingLeftMax = paddingLeft; 33 | } 34 | 35 | } 36 | 37 | return paddingLeftMax; 38 | } 39 | 40 | public static int getViewPaddingRight(View view){ 41 | boolean isRtl = false; 42 | if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) { 43 | isRtl = TextUtilsCompat.getLayoutDirectionFromLocale(Locale.getDefault()) == LayoutDirection.RTL; 44 | } 45 | int paddingStart = view.getPaddingStart(); 46 | int paddingEnd = view.getPaddingEnd(); 47 | int paddingRight = view.getPaddingRight(); 48 | int paddingRightMax; 49 | if (isRtl){ 50 | if (paddingStart != 0){ 51 | paddingRightMax = paddingStart; 52 | }else { 53 | paddingRightMax = paddingRight; 54 | } 55 | }else { 56 | if (paddingEnd != 0){ 57 | paddingRightMax = paddingEnd; 58 | }else { 59 | paddingRightMax = paddingRight; 60 | } 61 | 62 | } 63 | return paddingRightMax; 64 | } 65 | } -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 21 | 22 | 32 | 33 | 47 | 48 | 63 | 64 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # GradientTextView 2 | ## 支持字体渐变色，支持加渐变色粗边 3 | 4 | [![](https://jitpack.io/v/FlyJingFish/GradientTextView.svg)](https://jitpack.io/#FlyJingFish/GradientTextView) 5 | [![GitHub stars](https://img.shields.io/github/stars/FlyJingFish/GradientTextView.svg)](https://github.com/FlyJingFish/GradientTextView/stargazers) 6 | [![GitHub forks](https://img.shields.io/github/forks/FlyJingFish/GradientTextView.svg)](https://github.com/FlyJingFish/GradientTextView/network) 7 | [![GitHub issues](https://img.shields.io/github/issues/FlyJingFish/GradientTextView.svg)](https://github.com/FlyJingFish/GradientTextView/issues) 8 | [![GitHub license](https://img.shields.io/github/license/FlyJingFish/GradientTextView.svg)](https://github.com/FlyJingFish/GradientTextView/blob/master/LICENSE) 9 | 10 | 11 | show 12 | 13 | ## 特色功能 14 | 15 | ## 新增继承 [PerfectTextView](https://github.com/FlyJingFish/PerfectTextView) 16 | 17 | **继承[PerfectTextView](https://github.com/FlyJingFish/PerfectTextView) 可使用其所有功能，您可前往查看如何使用[点这里查看](https://github.com/FlyJingFish/PerfectTextView)** 18 | 19 | 1，支持前景字体渐变色，支持设置渐变方向 20 | 21 | 2，支持设置字体背景粗边，粗边支持渐变色 22 | 23 | 3，同时支持以上两点混合 24 | 25 | 4，所有颜色支持 ColorStateList 26 | 27 | 28 | ## 第一步，根目录build.gradle 29 | 30 | ```gradle 31 | allprojects { 32 | repositories { 33 | ... 34 | maven { url 'https://jitpack.io' } 35 | } 36 | } 37 | ``` 38 | ## 第二步，需要引用的build.gradle （最新版本[![](https://jitpack.io/v/FlyJingFish/GradientTextView.svg)](https://jitpack.io/#FlyJingFish/GradientTextView)） 39 | 40 | ```gradle 41 | dependencies { 42 | implementation 'com.github.FlyJingFish:GradientTextView:1.2.5' 43 | } 44 | ``` 45 | ## 第三步，使用说明 46 | 47 | **前景渐变颜色示例** 48 | 49 | ```xml 50 | 75 | ``` 76 | 77 | **前景粗边渐变颜色混合设置示例** 78 | 79 | ```xml 80 | 93 | ``` 94 | 95 | **番外：如果你需要自定义加粗的粗细程度，只需要将粗边的颜色配置和字体一样，然后就可以随意设置粗边宽度了，如此一来加粗效果就是自定义的了** 96 | 97 | ### XML 属性一览 98 | 99 | | attr | format | description | 100 | |-----------------------------|:---------------:|:-------------------------------------:| 101 | | gradient_startColor | color/reference | 前景字体渐变颜色开始颜色 | 102 | | gradient_centerColor | color/reference | 前景字体渐变颜色中心颜色 | 103 | | gradient_endColor | color/reference | 前景字体渐变颜色结束颜色 | 104 | | gradient_angle | float | 前景字体渐变颜色开始角度 | 105 | | gradient_rtl_angle | boolean | 前景字体渐变颜色开始角度是否支持镜像Rtl适配 | 106 | | gradient_stroke_startColor | color/reference | 字体粗边渐变颜色开始颜色 | 107 | | gradient_stroke_centerColor | color/reference | 字体粗边渐变颜色中心颜色 | 108 | | gradient_stroke_endColor | color/reference | 字体粗边渐变颜色结束颜色 | 109 | | gradient_stroke_angle | float | 字体粗边渐变颜色开始角度 | 110 | | gradient_stroke_rtl_angle | boolean | 字体粗边渐变颜色开始角度是否支持镜像Rtl适配 | 111 | | gradient_stroke_strokeWidth | dimension | 字体粗边画笔宽度 | 112 | | gradient_stroke_textColor | color/reference | 字体粗边颜色（设置粗边渐变色之后此属性无效,设置此属性后粗边渐变色也失效） | 113 | | gradient_stroke_join | enum | 字体粗边样式 round/bevel/miter 具体效果自行尝试 | 114 | 115 | ### 代码配置 116 | 117 | 请自行探索代码中设置颜色的配置方法 118 | 119 | 120 | ## 最后推荐我写的另外一些库 121 | 122 | - [OpenImage 轻松实现在应用内点击小图查看大图的动画放大效果](https://github.com/FlyJingFish/OpenImage) 123 | 124 | - [AndroidAOP 一个注解就可请求权限，禁止多点，切换线程等等，更可定制出属于你的 Aop 代码](https://github.com/FlyJingFish/AndroidAOP) 125 | 126 | - [主页查看更多开源库](https://github.com/FlyJingFish) 127 | 128 | 129 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | # 4 | # Copyright 2015 the original author or authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | ## 21 | ## Gradle start up script for UN*X 22 | ## 23 | ############################################################################## 24 | 25 | # Attempt to set APP_HOME 26 | # Resolve links: $0 may be a link 27 | PRG="$0" 28 | # Need this for relative symlinks. 29 | while [ -h "$PRG" ] ; do 30 | ls=`ls -ld "$PRG"` 31 | link=`expr "$ls" : '.*-> \(.*\)$'` 32 | if expr "$link" : '/.*' > /dev/null; then 33 | PRG="$link" 34 | else 35 | PRG=`dirname "$PRG"`"/$link" 36 | fi 37 | done 38 | SAVED="`pwd`" 39 | cd "`dirname \"$PRG\"`/" >/dev/null 40 | APP_HOME="`pwd -P`" 41 | cd "$SAVED" >/dev/null 42 | 43 | APP_NAME="Gradle" 44 | APP_BASE_NAME=`basename "$0"` 45 | 46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 48 | 49 | # Use the maximum available, or set MAX_FD != -1 to use that value. 50 | MAX_FD="maximum" 51 | 52 | warn () { 53 | echo "$*" 54 | } 55 | 56 | die () { 57 | echo 58 | echo "$*" 59 | echo 60 | exit 1 61 | } 62 | 63 | # OS specific support (must be 'true' or 'false'). 64 | cygwin=false 65 | msys=false 66 | darwin=false 67 | nonstop=false 68 | case "`uname`" in 69 | CYGWIN* ) 70 | cygwin=true 71 | ;; 72 | Darwin* ) 73 | darwin=true 74 | ;; 75 | MINGW* ) 76 | msys=true 77 | ;; 78 | NONSTOP* ) 79 | nonstop=true 80 | ;; 81 | esac 82 | 83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 84 | 85 | 86 | # Determine the Java command to use to start the JVM. 87 | if [ -n "$JAVA_HOME" ] ; then 88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 89 | # IBM's JDK on AIX uses strange locations for the executables 90 | JAVACMD="$JAVA_HOME/jre/sh/java" 91 | else 92 | JAVACMD="$JAVA_HOME/bin/java" 93 | fi 94 | if [ ! -x "$JAVACMD" ] ; then 95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 96 | 97 | Please set the JAVA_HOME variable in your environment to match the 98 | location of your Java installation." 99 | fi 100 | else 101 | JAVACMD="java" 102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 103 | 104 | Please set the JAVA_HOME variable in your environment to match the 105 | location of your Java installation." 106 | fi 107 | 108 | # Increase the maximum file descriptors if we can. 109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 110 | MAX_FD_LIMIT=`ulimit -H -n` 111 | if [ $? -eq 0 ] ; then 112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 113 | MAX_FD="$MAX_FD_LIMIT" 114 | fi 115 | ulimit -n $MAX_FD 116 | if [ $? -ne 0 ] ; then 117 | warn "Could not set maximum file descriptor limit: $MAX_FD" 118 | fi 119 | else 120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 121 | fi 122 | fi 123 | 124 | # For Darwin, add options to specify how the application appears in the dock 125 | if $darwin; then 126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 127 | fi 128 | 129 | # For Cygwin or MSYS, switch paths to Windows format before running java 130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then 131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 133 | 134 | JAVACMD=`cygpath --unix "$JAVACMD"` 135 | 136 | # We build the pattern for arguments to be converted via cygpath 137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 138 | SEP="" 139 | for dir in $ROOTDIRSRAW ; do 140 | ROOTDIRS="$ROOTDIRS$SEP$dir" 141 | SEP="|" 142 | done 143 | OURCYGPATTERN="(^($ROOTDIRS))" 144 | # Add a user-defined pattern to the cygpath arguments 145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 147 | fi 148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 149 | i=0 150 | for arg in "$@" ; do 151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 153 | 154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 156 | else 157 | eval `echo args$i`="\"$arg\"" 158 | fi 159 | i=`expr $i + 1` 160 | done 161 | case $i in 162 | 0) set -- ;; 163 | 1) set -- "$args0" ;; 164 | 2) set -- "$args0" "$args1" ;; 165 | 3) set -- "$args0" "$args1" "$args2" ;; 166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;; 167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 172 | esac 173 | fi 174 | 175 | # Escape application args 176 | save () { 177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 178 | echo " " 179 | } 180 | APP_ARGS=`save "$@"` 181 | 182 | # Collect all arguments for the java command, following the shell quoting and substitution rules 183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 184 | 185 | exec "$JAVACMD" "$@" 186 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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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 [2022] [FlyJingFish] 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 | -------------------------------------------------------------------------------- /library/src/main/java/com/flyjingfish/gradienttextviewlib/GradientTextView.java: -------------------------------------------------------------------------------- 1 | package com.flyjingfish.gradienttextviewlib; 2 | 3 | import android.annotation.SuppressLint; 4 | import android.content.Context; 5 | import android.content.res.ColorStateList; 6 | import android.content.res.TypedArray; 7 | import android.graphics.Canvas; 8 | import android.graphics.Color; 9 | import android.graphics.LinearGradient; 10 | import android.graphics.Paint; 11 | import android.graphics.Shader; 12 | import android.text.Layout; 13 | import android.text.SpannableString; 14 | import android.text.TextPaint; 15 | import android.text.style.LeadingMarginSpan; 16 | import android.util.AttributeSet; 17 | import android.util.LayoutDirection; 18 | 19 | import androidx.annotation.ColorInt; 20 | import androidx.annotation.Nullable; 21 | import androidx.core.text.TextUtilsCompat; 22 | 23 | import com.flyjingfish.perfecttextviewlib.PerfectTextView; 24 | 25 | import java.util.ArrayList; 26 | import java.util.Arrays; 27 | import java.util.List; 28 | import java.util.Locale; 29 | 30 | public class GradientTextView extends PerfectTextView { 31 | 32 | private int strokeWidth; 33 | private final List gradientStrokeColorStates = new ArrayList<>(); 34 | private final List gradientColorStates = new ArrayList<>(); 35 | private int[] gradientStrokeColors; 36 | private float[] gradientStrokePositions; 37 | private int[] gradientColors; 38 | private float[] gradientPositions; 39 | private boolean gradientColor,gradientStrokeColor; 40 | private float strokeAngle; 41 | private boolean strokeRtlAngle; 42 | private float angle; 43 | private boolean rtlAngle; 44 | private boolean isRtl; 45 | private ColorStateList strokeTextColor; 46 | private int curStrokeTextColor; 47 | private Paint.Join strokeJoin; 48 | private Float defaultStrokeMiter; 49 | private Shader.TileMode tileMode = Shader.TileMode.CLAMP; 50 | private OnDrawGradientListener onDrawGradientListener; 51 | 52 | public GradientTextView(Context context) { 53 | this(context, null); 54 | } 55 | 56 | public GradientTextView(Context context, AttributeSet attrs) { 57 | this(context, attrs, 0); 58 | } 59 | 60 | public GradientTextView(Context context, AttributeSet attrs, 61 | int defStyle) { 62 | super(context, attrs, defStyle); 63 | if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) { 64 | isRtl = TextUtilsCompat.getLayoutDirectionFromLocale(Locale.getDefault()) == LayoutDirection.RTL; 65 | } 66 | TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.GradientTextView); 67 | strokeWidth = typedArray.getDimensionPixelSize(R.styleable.GradientTextView_gradient_stroke_strokeWidth, 0); 68 | ColorStateList startStrokeColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_stroke_startColor); 69 | ColorStateList centerStrokeColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_stroke_centerColor); 70 | ColorStateList endStrokeColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_stroke_endColor); 71 | strokeTextColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_stroke_textColor); 72 | strokeAngle = typedArray.getFloat(R.styleable.GradientTextView_gradient_stroke_angle, 0); 73 | strokeRtlAngle = typedArray.getBoolean(R.styleable.GradientTextView_gradient_stroke_rtl_angle, false); 74 | 75 | ColorStateList startColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_startColor); 76 | ColorStateList centerColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_centerColor); 77 | ColorStateList endColor = typedArray.getColorStateList(R.styleable.GradientTextView_gradient_endColor); 78 | angle = typedArray.getFloat(R.styleable.GradientTextView_gradient_angle, 0); 79 | rtlAngle = typedArray.getBoolean(R.styleable.GradientTextView_gradient_rtl_angle, false); 80 | int strokeJoinInt = typedArray.getInt(R.styleable.GradientTextView_gradient_stroke_join, Paint.Join.ROUND.ordinal()); 81 | 82 | 83 | typedArray.recycle(); 84 | 85 | if (strokeTextColor == null){ 86 | strokeTextColor = getTextColors(); 87 | } 88 | if (startStrokeColor != null){ 89 | gradientStrokeColorStates.add(startStrokeColor); 90 | } 91 | if (centerStrokeColor != null){ 92 | gradientStrokeColorStates.add(centerStrokeColor); 93 | } 94 | if (endStrokeColor != null){ 95 | gradientStrokeColorStates.add(endStrokeColor); 96 | } 97 | if (gradientStrokeColorStates.size() == 1){ 98 | gradientStrokeColorStates.add(ColorStateList.valueOf(Color.TRANSPARENT)); 99 | } 100 | 101 | if (startColor != null){ 102 | gradientColorStates.add(startColor); 103 | } 104 | if (centerColor != null){ 105 | gradientColorStates.add(centerColor); 106 | } 107 | if (endColor != null){ 108 | gradientColorStates.add(endColor); 109 | } 110 | if (gradientColorStates.size() == 1){ 111 | gradientColorStates.add(ColorStateList.valueOf(Color.TRANSPARENT)); 112 | } 113 | gradientStrokeColor = gradientStrokeColorStates.size() > 0; 114 | gradientColor = gradientColorStates.size() > 0; 115 | updateColors(); 116 | if (strokeJoinInt >=0 && strokeJoinInt<=2){ 117 | strokeJoin = Paint.Join.values()[strokeJoinInt]; 118 | }else { 119 | strokeJoin = Paint.Join.ROUND; 120 | } 121 | 122 | CharSequence text = getText(); 123 | setText(text); 124 | } 125 | 126 | static CharSequence createIndentedText(CharSequence text, int marginFirstLine, int marginNextLines) { 127 | SpannableString result = new SpannableString(text); 128 | result.setSpan(new LeadingMarginSpan.Standard(marginFirstLine, marginNextLines), 0, text.length(), 0); 129 | return result; 130 | } 131 | 132 | @Override 133 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 134 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); 135 | int widthMode = MeasureSpec.getMode(widthMeasureSpec); 136 | if (widthMode == MeasureSpec.AT_MOST && strokeWidth > 0){ 137 | int measureWidth = getMeasuredWidth(); 138 | int width = MeasureSpec.getSize(widthMeasureSpec); 139 | if (measureWidth < width){ 140 | int measureHeight = getMeasuredHeight(); 141 | setMeasuredDimension(measureWidth+Math.min(strokeWidth/2,width-measureWidth),measureHeight); 142 | } 143 | } 144 | } 145 | @Override 146 | protected void drawableStateChanged() { 147 | super.drawableStateChanged(); 148 | updateColors(); 149 | } 150 | 151 | private boolean updateColors(){ 152 | boolean inval = false; 153 | final int[] drawableState = getDrawableState(); 154 | int color = strokeTextColor.getColorForState(drawableState, 0); 155 | if (color != curStrokeTextColor) { 156 | curStrokeTextColor = color; 157 | inval = true; 158 | } 159 | 160 | if (gradientStrokeColorStates != null && gradientStrokeColorStates.size() > 0){ 161 | int[] gradientColors = new int[gradientStrokeColorStates.size()]; 162 | for (int i = 0; i < gradientStrokeColorStates.size(); i++) { 163 | int gradientColor = gradientStrokeColorStates.get(i).getColorForState(drawableState, 0); 164 | gradientColors[i] = gradientColor; 165 | } 166 | if (gradientStrokeColors == null) { 167 | gradientStrokeColors = gradientColors; 168 | inval = true; 169 | } else if (gradientStrokeColors.length != gradientColors.length){ 170 | gradientStrokeColors = gradientColors; 171 | inval = true; 172 | } else { 173 | boolean equals = true; 174 | for (int i = 0; i < gradientStrokeColors.length; i++) { 175 | if (gradientStrokeColors[i] != gradientColors[i]){ 176 | equals = false; 177 | break; 178 | } 179 | } 180 | if (!equals){ 181 | gradientStrokeColors = gradientColors; 182 | inval = true; 183 | } 184 | } 185 | } 186 | 187 | if (gradientColorStates != null && gradientColorStates.size() > 0){ 188 | int[] gradientCls = new int[gradientColorStates.size()]; 189 | for (int i = 0; i < gradientColorStates.size(); i++) { 190 | int gradientColor = gradientColorStates.get(i).getColorForState(drawableState, 0); 191 | gradientCls[i] = gradientColor; 192 | } 193 | if (gradientColors == null) { 194 | gradientColors = gradientCls; 195 | inval = true; 196 | } else if (gradientColors.length != gradientCls.length){ 197 | gradientColors = gradientCls; 198 | inval = true; 199 | } else { 200 | boolean equals = true; 201 | for (int i = 0; i < gradientColors.length; i++) { 202 | if (gradientColors[i] != gradientCls[i]){ 203 | equals = false; 204 | break; 205 | } 206 | } 207 | if (!equals){ 208 | gradientColors = gradientCls; 209 | inval = true; 210 | } 211 | } 212 | } 213 | 214 | if (inval){ 215 | invalidate(); 216 | } 217 | return inval; 218 | } 219 | 220 | @SuppressLint("DrawAllocation") 221 | @Override 222 | protected void onDraw(Canvas canvas) { 223 | TextPaint textPaint = getPaint(); 224 | Paint.Style oldStyle = textPaint.getStyle(); 225 | textPaint.setStrokeWidth(strokeWidth); 226 | textPaint.setStyle(Paint.Style.FILL_AND_STROKE); 227 | textPaint.setStrokeJoin(strokeJoin); 228 | if (defaultStrokeMiter == null){ 229 | defaultStrokeMiter = textPaint.getStrokeMiter(); 230 | } 231 | if (strokeJoin == Paint.Join.MITER){ 232 | textPaint.setStrokeMiter(2.6f); 233 | }else { 234 | textPaint.setStrokeMiter(defaultStrokeMiter); 235 | } 236 | LinearGradient linearGradient; 237 | if (gradientStrokeColor && gradientStrokeColors != null && gradientStrokeColors.length > 1){ 238 | float currentAngle = strokeAngle; 239 | if (strokeRtlAngle && isRtl){ 240 | currentAngle = - strokeAngle; 241 | } 242 | float[] xy = getAngleXY(currentAngle); 243 | 244 | linearGradient = new LinearGradient(xy[0], xy[1], xy[2], xy[3], gradientStrokeColors, gradientStrokePositions, tileMode); 245 | }else { 246 | linearGradient = new LinearGradient(0, 0,getWidth(),getHeight(), new int[]{curStrokeTextColor,curStrokeTextColor}, null, tileMode); 247 | } 248 | if (onDrawGradientListener != null){ 249 | onDrawGradientListener.onStrokeGradient(linearGradient); 250 | } 251 | textPaint.setShader(linearGradient); 252 | super.onDraw(canvas); 253 | 254 | textPaint.setStrokeWidth(0); 255 | textPaint.setStyle(oldStyle); 256 | if (gradientColor && gradientColors != null && gradientColors.length > 1){ 257 | float currentAngle = angle; 258 | if (rtlAngle && isRtl){ 259 | currentAngle = - angle; 260 | } 261 | float[] xy = getAngleXY(currentAngle); 262 | 263 | linearGradient = new LinearGradient(xy[0], xy[1], xy[2], xy[3], gradientColors, gradientPositions, tileMode); 264 | }else { 265 | linearGradient = null; 266 | } 267 | if (onDrawGradientListener != null){ 268 | onDrawGradientListener.onGradient(linearGradient); 269 | } 270 | textPaint.setShader(linearGradient); 271 | super.onDraw(canvas); 272 | 273 | } 274 | 275 | protected float[] getAngleXY(float currentAngle){ 276 | Layout layout = getLayout(); 277 | int height = layout.getHeight(); 278 | int width = layout.getWidth(); 279 | 280 | float angle = currentAngle % 360; 281 | if (angle < 0) { 282 | angle = 360 + angle; 283 | } 284 | float x0, y0, x1, y1; 285 | if ((angle >= 0 && angle < 90) || (angle >=180 && angle < 270)){ 286 | x0 = (float) (width/2 + Math.signum(90 - angle) * height/2f * Math.tan(Math.toRadians(angle - (angle >= 180?180:0)))); 287 | if (x0 >= width || x0 <= 0){ 288 | x0 = angle < 90?width:0; 289 | y0 = (float) (height/2 - Math.signum(90 - angle) * width/2f * Math.tan(Math.toRadians((angle >= 180?270:90) - angle))); 290 | }else { 291 | y0 = angle < 90?0:height; 292 | } 293 | }else { 294 | y0 = (float) (height/2f + Math.signum(180 - angle) * width/2f * Math.tan(Math.toRadians(angle - (angle < 180?90:270)))); 295 | if (y0 >= height || y0 <= 0){ 296 | y0 = angle < 180?height:0; 297 | x0 = (float) (width/2 + Math.signum(180 - angle) * height/2f * Math.tan(Math.toRadians((angle < 180?180:360) - angle))); 298 | }else { 299 | x0 = angle < 180?width:0; 300 | } 301 | } 302 | x1 = width - x0; 303 | y1 = height - y0; 304 | 305 | return new float[]{x0, y0, x1, y1}; 306 | } 307 | 308 | 309 | public int getStrokeWidth() { 310 | return strokeWidth; 311 | } 312 | 313 | public void setStrokeWidth(int strokeWidth) { 314 | this.strokeWidth = strokeWidth; 315 | invalidate(); 316 | } 317 | 318 | public int[] getGradientStrokeColors() { 319 | return gradientStrokeColors; 320 | } 321 | 322 | public List getGradientStrokeColorStates() { 323 | return gradientStrokeColorStates; 324 | } 325 | 326 | public void setGradientStrokeColors(@Nullable @ColorInt int[] gradientStrokeColors) { 327 | ColorStateList[] colorStateLists; 328 | if (gradientStrokeColors != null){ 329 | colorStateLists = new ColorStateList[gradientStrokeColors.length]; 330 | for (int i = 0; i < gradientStrokeColors.length; i++) { 331 | colorStateLists[i] = ColorStateList.valueOf(gradientStrokeColors[i]); 332 | } 333 | }else { 334 | colorStateLists = null; 335 | } 336 | setGradientStrokeColors(colorStateLists); 337 | } 338 | 339 | public void setGradientStrokeColors(@Nullable ColorStateList[] colorStateLists) { 340 | gradientStrokeColorStates.clear(); 341 | if (colorStateLists != null){ 342 | gradientStrokeColorStates.addAll(Arrays.asList(colorStateLists)); 343 | if (gradientStrokeColorStates.size() == 1){ 344 | gradientStrokeColorStates.add(ColorStateList.valueOf(Color.TRANSPARENT)); 345 | } 346 | gradientStrokeColor = gradientStrokeColorStates.size() > 0; 347 | if (gradientStrokePositions != null && gradientStrokeColorStates.size() != gradientStrokePositions.length){ 348 | this.gradientStrokePositions = null; 349 | } 350 | updateColors(); 351 | }else { 352 | gradientStrokeColor = false; 353 | if (!updateColors()){ 354 | invalidate(); 355 | } 356 | } 357 | } 358 | 359 | public float[] getGradientStrokePositions() { 360 | return gradientStrokePositions; 361 | } 362 | 363 | public void setGradientStrokePositions(float[] gradientStrokePositions) { 364 | this.gradientStrokePositions = gradientStrokePositions; 365 | invalidate(); 366 | } 367 | 368 | public int[] getGradientColors() { 369 | return gradientColors; 370 | } 371 | 372 | public List getGradientColorStates() { 373 | return gradientColorStates; 374 | } 375 | public void setGradientColors(@Nullable @ColorInt int[] gradientColors) { 376 | ColorStateList[] colorStateLists; 377 | if (gradientColors != null){ 378 | colorStateLists = new ColorStateList[gradientColors.length]; 379 | for (int i = 0; i < gradientColors.length; i++) { 380 | colorStateLists[i] = ColorStateList.valueOf(gradientColors[i]); 381 | } 382 | }else { 383 | colorStateLists = null; 384 | } 385 | setGradientColors(colorStateLists); 386 | } 387 | 388 | public void setGradientColors(@Nullable ColorStateList[] colorStateLists) { 389 | gradientColorStates.clear(); 390 | if (colorStateLists != null){ 391 | gradientColorStates.addAll(Arrays.asList(colorStateLists)); 392 | if (gradientColorStates.size() == 1){ 393 | gradientColorStates.add(ColorStateList.valueOf(Color.TRANSPARENT)); 394 | } 395 | gradientColor = gradientColorStates.size() > 0; 396 | if (gradientPositions != null && gradientColorStates.size() != gradientPositions.length){ 397 | this.gradientPositions = null; 398 | } 399 | updateColors(); 400 | }else { 401 | gradientColor = false; 402 | if (!updateColors()){ 403 | invalidate(); 404 | } 405 | } 406 | } 407 | 408 | public float[] getGradientPositions() { 409 | return gradientPositions; 410 | } 411 | 412 | public void setGradientPositions(float[] gradientPositions) { 413 | this.gradientPositions = gradientPositions; 414 | invalidate(); 415 | } 416 | 417 | public float getStrokeAngle() { 418 | return strokeAngle; 419 | } 420 | 421 | public void setStrokeAngle(float strokeAngle) { 422 | this.strokeAngle = strokeAngle; 423 | invalidate(); 424 | } 425 | 426 | public boolean isStrokeRtlAngle() { 427 | return strokeRtlAngle; 428 | } 429 | 430 | public void setStrokeRtlAngle(boolean strokeRtlAngle) { 431 | this.strokeRtlAngle = strokeRtlAngle; 432 | invalidate(); 433 | } 434 | 435 | public float getAngle() { 436 | return angle; 437 | } 438 | 439 | public void setAngle(float angle) { 440 | this.angle = angle; 441 | invalidate(); 442 | } 443 | 444 | public boolean isRtlAngle() { 445 | return rtlAngle; 446 | } 447 | 448 | public void setRtlAngle(boolean rtlAngle) { 449 | this.rtlAngle = rtlAngle; 450 | invalidate(); 451 | } 452 | 453 | public int getStrokeTextColor() { 454 | return curStrokeTextColor; 455 | } 456 | public ColorStateList getStrokeTextColors() { 457 | return strokeTextColor; 458 | } 459 | 460 | public void setStrokeTextColor(@ColorInt int strokeTextColor) { 461 | setStrokeTextColors(ColorStateList.valueOf(strokeTextColor)); 462 | } 463 | 464 | public void setStrokeTextColors(ColorStateList strokeTextColor) { 465 | if (strokeTextColor == null){ 466 | return; 467 | } 468 | this.strokeTextColor = strokeTextColor; 469 | gradientStrokeColor = false; 470 | updateColors(); 471 | } 472 | 473 | @Override 474 | public void setTextColor(int color) { 475 | gradientColor = false; 476 | super.setTextColor(color); 477 | } 478 | 479 | @Override 480 | public void setTextColor(ColorStateList colors) { 481 | gradientColor = false; 482 | super.setTextColor(colors); 483 | } 484 | 485 | @Override 486 | public void setText(CharSequence text, BufferType type) { 487 | if (strokeWidth > 0){ 488 | text = createIndentedText(text, strokeWidth/2, strokeWidth/2); 489 | } 490 | super.setText(text, type); 491 | } 492 | /** 493 | * 请于{@link android.widget.TextView#setText}之前调用，否则不起效果 494 | * @param join 粗边样式 495 | */ 496 | public void setStrokeJoin(Paint.Join join){ 497 | strokeJoin = join; 498 | invalidate(); 499 | } 500 | 501 | /** 502 | * 设置渐变色 {@link Shader.TileMode} 503 | * @param tileMode 504 | */ 505 | public void setTileMode(Shader.TileMode tileMode){ 506 | this.tileMode = tileMode; 507 | } 508 | 509 | public interface OnDrawGradientListener{ 510 | /** 511 | * 回调渐变色粗边的 {@link LinearGradient} 512 | * @param gradient 渐变色 {@link LinearGradient} 513 | */ 514 | void onStrokeGradient(LinearGradient gradient); 515 | /** 516 | * 回调渐变色字体的 {@link LinearGradient} 517 | * @param gradient 渐变色 {@link LinearGradient} 518 | */ 519 | void onGradient(@Nullable LinearGradient gradient); 520 | } 521 | 522 | /** 523 | * 设置绘制渐变色时的监听，在绘制之前回调渐变色 {@link LinearGradient} ,给你预留设置渐变参数的机会 524 | * @param onDrawGradientListener 525 | */ 526 | public void setOnDrawGradientListener(OnDrawGradientListener onDrawGradientListener) { 527 | this.onDrawGradientListener = onDrawGradientListener; 528 | } 529 | } 530 | --------------------------------------------------------------------------------