├── app
    ├── .gitignore
    ├── src
    │   ├── main
    │   │   ├── res
    │   │   │   ├── values
    │   │   │   │   ├── strings.xml
    │   │   │   │   ├── colors.xml
    │   │   │   │   ├── dimens.xml
    │   │   │   │   ├── styles.xml
    │   │   │   │   └── attrs.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-w820dp
    │   │   │   │   └── dimens.xml
    │   │   │   └── layout
    │   │   │   │   └── activity_main.xml
    │   │   ├── AndroidManifest.xml
    │   │   └── java
    │   │   │   └── com
    │   │   │       └── hiwhitley
    │   │   │           └── downloadprogressbutton
    │   │   │               ├── MainActivity.java
    │   │   │               └── DownloadProgressButton.java
    │   ├── test
    │   │   └── java
    │   │   │   └── com
    │   │   │       └── hiwhitley
    │   │   │           └── downloadprogressbutton
    │   │   │               └── ExampleUnitTest.java
    │   └── androidTest
    │   │   └── java
    │   │       └── com
    │   │           └── hiwhitley
    │   │               └── downloadprogressbutton
    │   │                   └── ExampleInstrumentedTest.java
    ├── proguard-rules.pro
    └── build.gradle
├── settings.gradle
├── screenshot
    └── screenshot.gif
├── gradle
    └── wrapper
    │   ├── gradle-wrapper.jar
    │   └── gradle-wrapper.properties
├── .gitignore
├── gradle.properties
├── gradlew.bat
├── README.md
├── gradlew
└── LICENSE


/app/.gitignore:
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1 | /build
2 | 


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/settings.gradle:
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1 | include ':app'
2 | 


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/screenshot/screenshot.gif:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/screenshot/screenshot.gif


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/app/src/main/res/values/strings.xml:
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1 | <resources>
2 |     <string name="app_name">DownloadProgressButton</string>
3 | </resources>
4 | 


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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/gradle/wrapper/gradle-wrapper.jar


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/app/src/main/res/mipmap-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png


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/app/src/main/res/mipmap-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png


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/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png


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/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png


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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/hiwhitley/DownloadProgressButton/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png


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/.gitignore:
--------------------------------------------------------------------------------
 1 | *.iml
 2 | .gradle
 3 | /local.properties
 4 | /.idea/workspace.xml
 5 | /.idea/libraries
 6 | .DS_Store
 7 | /build
 8 | /captures
 9 | .externalNativeBuild
10 | /.idea/
11 | 


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/app/src/main/res/values/colors.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 |     <color name="colorPrimary">#3F51B5</color>
4 |     <color name="colorPrimaryDark">#303F9F</color>
5 |     <color name="colorAccent">#FF4081</color>
6 | </resources>
7 | 


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/app/src/main/res/values/dimens.xml:
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1 | <resources>
2 |     <!-- Default screen margins, per the Android Design guidelines. -->
3 |     <dimen name="activity_horizontal_margin">16dp</dimen>
4 |     <dimen name="activity_vertical_margin">16dp</dimen>
5 | </resources>
6 | 


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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Mon Dec 28 10:00:20 PST 2015
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-2.14.1-all.zip
7 | 


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/app/src/main/res/values-w820dp/dimens.xml:
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1 | <resources>
2 |     <!-- Example customization of dimensions originally defined in res/values/dimens.xml
3 |          (such as screen margins) for screens with more than 820dp of available width. This
4 |          would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
5 |     <dimen name="activity_horizontal_margin">64dp</dimen>
6 | </resources>
7 | 


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/app/src/main/res/values/styles.xml:
--------------------------------------------------------------------------------
 1 | <resources>
 2 | 
 3 |     <!-- Base application theme. -->
 4 |     <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
 5 |         <!-- Customize your theme here. -->
 6 |         <item name="colorPrimary">@color/colorPrimary</item>
 7 |         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
 8 |         <item name="colorAccent">@color/colorAccent</item>
 9 |     </style>
10 | 
11 | </resources>
12 | 


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/app/src/test/java/com/hiwhitley/downloadprogressbutton/ExampleUnitTest.java:
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 1 | package com.hiwhitley.downloadprogressbutton;
 2 | 
 3 | import org.junit.Test;
 4 | 
 5 | import static org.junit.Assert.*;
 6 | 
 7 | /**
 8 |  * Example local unit test, which will execute on the development machine (host).
 9 |  *
10 |  * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
11 |  */
12 | public class ExampleUnitTest {
13 |     @Test
14 |     public void addition_isCorrect() throws Exception {
15 |         assertEquals(4, 2 + 2);
16 |     }
17 | }


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/app/proguard-rules.pro:
--------------------------------------------------------------------------------
 1 | # Add project specific ProGuard rules here.
 2 | # By default, the flags in this file are appended to flags specified
 3 | # in /home/hiwhitley/WorkSpace/Android/SDK/tools/proguard/proguard-android.txt
 4 | # You can edit the include path and order by changing the proguardFiles
 5 | # directive in build.gradle.
 6 | #
 7 | # For more details, see
 8 | #   http://developer.android.com/guide/developing/tools/proguard.html
 9 | 
10 | # Add any project specific keep options here:
11 | 
12 | # If your project uses WebView with JS, uncomment the following
13 | # and specify the fully qualified class name to the JavaScript interface
14 | # class:
15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
16 | #   public *;
17 | #}
18 | 


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/app/src/main/AndroidManifest.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.hiwhitley.downloadprogressbutton">
 4 | 
 5 |     <application
 6 |         android:allowBackup="true"
 7 |         android:icon="@mipmap/ic_launcher"
 8 |         android:label="@string/app_name"
 9 |         android:supportsRtl="true"
10 |         android:theme="@style/AppTheme">
11 |         <activity android:name=".MainActivity">
12 |             <intent-filter>
13 |                 <action android:name="android.intent.action.MAIN" />
14 | 
15 |                 <category android:name="android.intent.category.LAUNCHER" />
16 |             </intent-filter>
17 |         </activity>
18 |     </application>
19 | 
20 | </manifest>


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/gradle.properties:
--------------------------------------------------------------------------------
 1 | # Project-wide Gradle settings.
 2 | 
 3 | # IDE (e.g. Android Studio) users:
 4 | # Gradle settings configured through the IDE *will override*
 5 | # any settings specified in this file.
 6 | 
 7 | # For more details on how to configure your build environment visit
 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html
 9 | 
10 | # Specifies the JVM arguments used for the daemon process.
11 | # The setting is particularly useful for tweaking memory settings.
12 | org.gradle.jvmargs=-Xmx1536m
13 | 
14 | # When configured, Gradle will run in incubating parallel mode.
15 | # This option should only be used with decoupled projects. More details, visit
16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
17 | # org.gradle.parallel=true
18 | 


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/app/src/main/res/values/attrs.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <resources>
 3 | 
 4 |     <declare-styleable name="DownloadProgressButton">
 5 |         <attr name="progress_btn_radius" format="dimension" />
 6 |         <attr name="progress_btn_background_color" format="color" />
 7 |         <attr name="progress_btn_background_second_color" format="color" />
 8 |         <attr name="progress_btn_text_color" format="color" />
 9 |         <attr name="progress_btn_text_cover_color" format="color" />
10 |         <attr name="progress_btn_border_width" format="dimension" />
11 |         <attr name="progress_btn_ball_style" format="enum">
12 |             <enum name="STYLE_BALL_PULSE" value="1" />
13 |             <enum name="STYLE_BALL_JUMP" value="2" />
14 |         </attr>
15 |     </declare-styleable>
16 | 
17 | </resources>


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/app/src/androidTest/java/com/hiwhitley/downloadprogressbutton/ExampleInstrumentedTest.java:
--------------------------------------------------------------------------------
 1 | package com.hiwhitley.downloadprogressbutton;
 2 | 
 3 | import android.content.Context;
 4 | import android.support.test.InstrumentationRegistry;
 5 | import android.support.test.runner.AndroidJUnit4;
 6 | 
 7 | import org.junit.Test;
 8 | import org.junit.runner.RunWith;
 9 | 
10 | import static org.junit.Assert.*;
11 | 
12 | /**
13 |  * Instrumentation test, which will execute on an Android device.
14 |  *
15 |  * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
16 |  */
17 | @RunWith(AndroidJUnit4.class)
18 | public class ExampleInstrumentedTest {
19 |     @Test
20 |     public void useAppContext() throws Exception {
21 |         // Context of the app under test.
22 |         Context appContext = InstrumentationRegistry.getTargetContext();
23 | 
24 |         assertEquals("com.hiwhitley.downloadprogressbutton", appContext.getPackageName());
25 |     }
26 | }
27 | 


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/app/build.gradle:
--------------------------------------------------------------------------------
 1 | apply plugin: 'com.android.application'
 2 | 
 3 | android {
 4 |     compileSdkVersion 25
 5 |     buildToolsVersion "25.0.0"
 6 |     defaultConfig {
 7 |         applicationId "com.hiwhitley.downloadprogressbutton"
 8 |         minSdkVersion 15
 9 |         targetSdkVersion 25
10 |         versionCode 1
11 |         versionName "1.0"
12 |         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
13 |     }
14 |     buildTypes {
15 |         release {
16 |             minifyEnabled false
17 |             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
18 |         }
19 |     }
20 | }
21 | 
22 | dependencies {
23 |     compile fileTree(dir: 'libs', include: ['*.jar'])
24 |     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
25 |         exclude group: 'com.android.support', module: 'support-annotations'
26 |     })
27 |     compile 'com.android.support:appcompat-v7:25.1.1'
28 |     testCompile 'junit:junit:4.12'
29 | }
30 | 


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/app/src/main/res/layout/activity_main.xml:
--------------------------------------------------------------------------------
 1 | <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2 |     xmlns:app="http://schemas.android.com/apk/res-auto"
 3 |     xmlns:tools="http://schemas.android.com/tools"
 4 |     android:layout_width="match_parent"
 5 |     android:layout_height="match_parent"
 6 |     android:orientation="vertical"
 7 |     android:paddingBottom="@dimen/activity_vertical_margin"
 8 |     android:paddingLeft="@dimen/activity_horizontal_margin"
 9 |     android:paddingRight="@dimen/activity_horizontal_margin"
10 |     android:paddingTop="@dimen/activity_vertical_margin"
11 |     tools:context=".MainActivity">
12 | 
13 |     <com.hiwhitley.downloadprogressbutton.DownloadProgressButton
14 |         android:id="@+id/download_btn"
15 |         android:layout_width="match_parent"
16 |         android:layout_height="40dp"
17 |         app:progress_btn_ball_style="STYLE_BALL_PULSE"
18 |         app:progress_btn_border_width="2dp" />
19 | 
20 |     <LinearLayout
21 |         android:layout_width="match_parent"
22 |         android:layout_height="wrap_content"
23 |         android:layout_marginTop="20dp"
24 |         android:gravity="center_vertical"
25 |         android:orientation="horizontal">
26 | 
27 |         <TextView
28 |             android:layout_width="wrap_content"
29 |             android:layout_height="wrap_content"
30 |             android:text="radius:" />
31 | 
32 |         <SeekBar
33 |             android:id="@+id/seekBar"
34 |             android:layout_width="match_parent"
35 |             android:layout_height="wrap_content"
36 |             android:layout_marginLeft="10dp" />
37 |     </LinearLayout>
38 | 
39 |     <Button
40 |         android:id="@+id/reset"
41 |         android:layout_width="wrap_content"
42 |         android:layout_height="wrap_content"
43 |         android:layout_marginTop="20dp"
44 |         android:text="reset" />
45 | 
46 |     <Button
47 |         android:id="@+id/border"
48 |         android:layout_width="wrap_content"
49 |         android:layout_height="wrap_content"
50 |         android:layout_marginTop="20dp"
51 |         android:text="show_border" />
52 | </LinearLayout>
53 | 
54 | 


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/gradlew.bat:
--------------------------------------------------------------------------------
 1 | @if "%DEBUG%" == "" @echo off
 2 | @rem ##########################################################################
 3 | @rem
 4 | @rem  Gradle startup script for Windows
 5 | @rem
 6 | @rem ##########################################################################
 7 | 
 8 | @rem Set local scope for the variables with windows NT shell
 9 | if "%OS%"=="Windows_NT" setlocal
10 | 
11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
12 | set DEFAULT_JVM_OPTS=
13 | 
14 | set DIRNAME=%~dp0
15 | if "%DIRNAME%" == "" set DIRNAME=.
16 | set APP_BASE_NAME=%~n0
17 | set APP_HOME=%DIRNAME%
18 | 
19 | @rem Find java.exe
20 | if defined JAVA_HOME goto findJavaFromJavaHome
21 | 
22 | set JAVA_EXE=java.exe
23 | %JAVA_EXE% -version >NUL 2>&1
24 | if "%ERRORLEVEL%" == "0" goto init
25 | 
26 | echo.
27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
28 | echo.
29 | echo Please set the JAVA_HOME variable in your environment to match the
30 | echo location of your Java installation.
31 | 
32 | goto fail
33 | 
34 | :findJavaFromJavaHome
35 | set JAVA_HOME=%JAVA_HOME:"=%
36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe
37 | 
38 | if exist "%JAVA_EXE%" goto init
39 | 
40 | echo.
41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
42 | echo.
43 | echo Please set the JAVA_HOME variable in your environment to match the
44 | echo location of your Java installation.
45 | 
46 | goto fail
47 | 
48 | :init
49 | @rem Get command-line arguments, handling Windowz variants
50 | 
51 | if not "%OS%" == "Windows_NT" goto win9xME_args
52 | if "%@eval[2+2]" == "4" goto 4NT_args
53 | 
54 | :win9xME_args
55 | @rem Slurp the command line arguments.
56 | set CMD_LINE_ARGS=
57 | set _SKIP=2
58 | 
59 | :win9xME_args_slurp
60 | if "x%~1" == "x" goto execute
61 | 
62 | set CMD_LINE_ARGS=%*
63 | goto execute
64 | 
65 | :4NT_args
66 | @rem Get arguments from the 4NT Shell from JP Software
67 | set CMD_LINE_ARGS=%$
68 | 
69 | :execute
70 | @rem Setup the command line
71 | 
72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
73 | 
74 | @rem Execute Gradle
75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
76 | 
77 | :end
78 | @rem End local scope for the variables with windows NT shell
79 | if "%ERRORLEVEL%"=="0" goto mainEnd
80 | 
81 | :fail
82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
83 | rem the _cmd.exe /c_ return code!
84 | if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
85 | exit /b 1
86 | 
87 | :mainEnd
88 | if "%OS%"=="Windows_NT" endlocal
89 | 
90 | :omega
91 | 


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/README.md:
--------------------------------------------------------------------------------
 1 | # DownLoadProgressButton
 2 | 
 3 | An awseome Download Button with Progress.
 4 | 
 5 | ## ScreenShot
 6 | 
 7 | ![demo](http://ww1.sinaimg.cn/large/8e985f95gy1fczixyzo6dg207i0dcgov)
 8 | 
 9 | ## Usage
10 | 
11 | you can define the button in xml like this:
12 | 
13 | ```xml
14 |  <com.hiwhitley.downloadprogressbutton.DownloadProgressButton
15 |         android:id="@+id/download_btn"
16 |         android:layout_width="match_parent"
17 |         android:layout_height="40dp"
18 |         app:progress_btn_background_color="@color/colorAccent"
19 |         app:progress_btn_radius="5dp"
20 |         app:progress_btn_background_second_color="@color/colorPrimary"
21 |         app:progress_btn_text_color="@android:color/black"
22 |         app:progress_btn_text_cover_color="@android:color/white"
23 |         app:progress_btn_ball_style="STYLE_BALL_PULSE"
24 |         app:progress_btn_border_width="2dp" />
25 | ```
26 | 
27 | the Customized properties are in the follow table:
28 | 
29 | | Property                             |  Format   |            Default            |
30 | | ------------------------------------ | :-------: | :---------------------------: |
31 | | progress_btn_radius                  | dimension |              0dp              |
32 | | progress_btn_background_color        |   color   |            #3385FF            |
33 | | progress_btn_background_second_color |   color   |            #E8E8E8            |
34 | | progress_btn_text_color              |   color   | progress_btn_background_color |
35 | | progress_btn_text_cover_color        |   color   |          Color.WHITE          |
36 | | progress_btn_border_width            | dimension |              2dp              |
37 | | progress_btn_ball_style              |   enum    |       STYLE_BALL_JUMP       |
38 | 
39 | - STYLE_BALL_PULSE
40 | 
41 |   ![STYLE_BALL_PULSE](http://ww1.sinaimg.cn/large/8e985f95gy1fczk9mvv8zg203m01idgg)
42 | 
43 | - STYLE_BALL_JUMP
44 | 
45 |   ![STYLE_BALL_JUMP](http://ww1.sinaimg.cn/large/8e985f95gy1fczk9mtb38g203s022wfa)
46 | 
47 |  The follow picture make a clear explanation:
48 | 
49 |  ![](http://ww1.sinaimg.cn/mw690/8e985f95gy1fczjrgbxndj20s90g7mzv)
50 | 
51 | ## Thanks
52 | 
53 | [**AVLoadingIndicatorView**](https://github.com/81813780/AVLoadingIndicatorView)
54 | 
55 | ## License
56 | 
57 |     Copyright 2017 hiwhitley.
58 | 
59 |     Licensed under the Apache License, Version 2.0 (the "License");
60 |     you may not use this file except in compliance with the License.
61 |     You may obtain a copy of the License at
62 | 
63 |        http://www.apache.org/licenses/LICENSE-2.0
64 | 
65 |     Unless required by applicable law or agreed to in writing, software
66 |     distributed under the License is distributed on an "AS IS" BASIS,
67 |     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
68 |     See the License for the specific language governing permissions and
69 |     limitations under the License.


--------------------------------------------------------------------------------
/app/src/main/java/com/hiwhitley/downloadprogressbutton/MainActivity.java:
--------------------------------------------------------------------------------
  1 | package com.hiwhitley.downloadprogressbutton;
  2 | 
  3 | 
  4 | import android.os.Bundle;
  5 | import android.os.Handler;
  6 | import android.support.v7.app.AppCompatActivity;
  7 | import android.view.View;
  8 | import android.widget.Button;
  9 | import android.widget.SeekBar;
 10 | 
 11 | 
 12 | public class MainActivity extends AppCompatActivity {
 13 |     DownloadProgressButton mDownloadProgressButton;
 14 |     Button mReset;
 15 |     Button mBorder;
 16 |     SeekBar mSeekBar;
 17 | 
 18 |     @Override
 19 |     protected void onCreate(Bundle savedInstanceState) {
 20 |         super.onCreate(savedInstanceState);
 21 |         setContentView(R.layout.activity_main);
 22 |         mReset = (Button) findViewById(R.id.reset);
 23 |         mBorder = (Button) findViewById(R.id.border);
 24 |         mDownloadProgressButton = (DownloadProgressButton) findViewById(R.id.download_btn);
 25 |         mSeekBar = (SeekBar) findViewById(R.id.seekBar);
 26 | 
 27 |         mDownloadProgressButton.setShowBorder(false);
 28 |         mDownloadProgressButton.setCurrentText("安装");
 29 |         mDownloadProgressButton.setOnClickListener(new View.OnClickListener() {
 30 |             @Override
 31 |             public void onClick(View v) {
 32 |                 showTheButton();
 33 |             }
 34 |         });
 35 | 
 36 |         mReset.setOnClickListener(new View.OnClickListener() {
 37 |             @Override
 38 |             public void onClick(View v) {
 39 |                 mDownloadProgressButton.setState(DownloadProgressButton.STATE_NORMAL);
 40 |                 mDownloadProgressButton.setCurrentText("安装");
 41 |                 mDownloadProgressButton.setProgress(0);
 42 |             }
 43 |         });
 44 | 
 45 |         mBorder.setOnClickListener(new View.OnClickListener() {
 46 |             @Override
 47 |             public void onClick(View v) {
 48 |                 mDownloadProgressButton.setShowBorder(true);
 49 |                 mDownloadProgressButton.postInvalidate();
 50 |             }
 51 |         });
 52 | 
 53 |         mSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
 54 |             @Override
 55 |             public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
 56 |                 mDownloadProgressButton.setButtonRadius((progress / 100.0f) * mDownloadProgressButton.getHeight() / 2);
 57 |                 mDownloadProgressButton.postInvalidate();
 58 |             }
 59 | 
 60 |             @Override
 61 |             public void onStartTrackingTouch(SeekBar seekBar) {
 62 | 
 63 |             }
 64 | 
 65 |             @Override
 66 |             public void onStopTrackingTouch(SeekBar seekBar) {
 67 | 
 68 |             }
 69 |         });
 70 |     }
 71 | 
 72 |     private void showTheButton() {
 73 | 
 74 |         if (mDownloadProgressButton.getProgress() + 10 > 100) {
 75 |             mDownloadProgressButton.setState(DownloadProgressButton.STATE_FINISH);
 76 |             mDownloadProgressButton.setCurrentText("安装中");
 77 |             new Handler().postDelayed(new Runnable() {
 78 |                 public void run() {
 79 |                     mDownloadProgressButton.setState(DownloadProgressButton.STATE_NORMAL);
 80 |                     mDownloadProgressButton.setCurrentText("打开");
 81 |                 }
 82 |             }, 2000);   //2秒
 83 | 
 84 |         }
 85 | 
 86 |         if (mDownloadProgressButton.getState() == DownloadProgressButton.STATE_NORMAL
 87 |                 || mDownloadProgressButton.getState() == DownloadProgressButton.STATE_PAUSE) {
 88 |             mDownloadProgressButton.setState(DownloadProgressButton.STATE_DOWNLOADING);
 89 |             mDownloadProgressButton.setProgressText("下载中", mDownloadProgressButton.getProgress() + 8);
 90 |             return;
 91 |         }
 92 | 
 93 |         if (mDownloadProgressButton.getState() == DownloadProgressButton.STATE_DOWNLOADING) {
 94 |             mDownloadProgressButton.setState(DownloadProgressButton.STATE_PAUSE);
 95 |             mDownloadProgressButton.setCurrentText("继续");
 96 |             return;
 97 |         }
 98 | 
 99 | 
100 |     }
101 | 
102 | 
103 | }
104 | 


--------------------------------------------------------------------------------
/gradlew:
--------------------------------------------------------------------------------
  1 | #!/usr/bin/env bash
  2 | 
  3 | ##############################################################################
  4 | ##
  5 | ##  Gradle start up script for UN*X
  6 | ##
  7 | ##############################################################################
  8 | 
  9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 10 | DEFAULT_JVM_OPTS=""
 11 | 
 12 | APP_NAME="Gradle"
 13 | APP_BASE_NAME=`basename "$0"`
 14 | 
 15 | # Use the maximum available, or set MAX_FD != -1 to use that value.
 16 | MAX_FD="maximum"
 17 | 
 18 | warn ( ) {
 19 |     echo "$*"
 20 | }
 21 | 
 22 | die ( ) {
 23 |     echo
 24 |     echo "$*"
 25 |     echo
 26 |     exit 1
 27 | }
 28 | 
 29 | # OS specific support (must be 'true' or 'false').
 30 | cygwin=false
 31 | msys=false
 32 | darwin=false
 33 | case "`uname`" in
 34 |   CYGWIN* )
 35 |     cygwin=true
 36 |     ;;
 37 |   Darwin* )
 38 |     darwin=true
 39 |     ;;
 40 |   MINGW* )
 41 |     msys=true
 42 |     ;;
 43 | esac
 44 | 
 45 | # Attempt to set APP_HOME
 46 | # Resolve links: $0 may be a link
 47 | PRG="$0"
 48 | # Need this for relative symlinks.
 49 | while [ -h "$PRG" ] ; do
 50 |     ls=`ls -ld "$PRG"`
 51 |     link=`expr "$ls" : '.*-> \(.*\)$'`
 52 |     if expr "$link" : '/.*' > /dev/null; then
 53 |         PRG="$link"
 54 |     else
 55 |         PRG=`dirname "$PRG"`"/$link"
 56 |     fi
 57 | done
 58 | SAVED="`pwd`"
 59 | cd "`dirname \"$PRG\"`/" >/dev/null
 60 | APP_HOME="`pwd -P`"
 61 | cd "$SAVED" >/dev/null
 62 | 
 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 64 | 
 65 | # Determine the Java command to use to start the JVM.
 66 | if [ -n "$JAVA_HOME" ] ; then
 67 |     if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
 68 |         # IBM's JDK on AIX uses strange locations for the executables
 69 |         JAVACMD="$JAVA_HOME/jre/sh/java"
 70 |     else
 71 |         JAVACMD="$JAVA_HOME/bin/java"
 72 |     fi
 73 |     if [ ! -x "$JAVACMD" ] ; then
 74 |         die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
 75 | 
 76 | Please set the JAVA_HOME variable in your environment to match the
 77 | location of your Java installation."
 78 |     fi
 79 | else
 80 |     JAVACMD="java"
 81 |     which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 82 | 
 83 | Please set the JAVA_HOME variable in your environment to match the
 84 | location of your Java installation."
 85 | fi
 86 | 
 87 | # Increase the maximum file descriptors if we can.
 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
 89 |     MAX_FD_LIMIT=`ulimit -H -n`
 90 |     if [ $? -eq 0 ] ; then
 91 |         if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
 92 |             MAX_FD="$MAX_FD_LIMIT"
 93 |         fi
 94 |         ulimit -n $MAX_FD
 95 |         if [ $? -ne 0 ] ; then
 96 |             warn "Could not set maximum file descriptor limit: $MAX_FD"
 97 |         fi
 98 |     else
 99 |         warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
100 |     fi
101 | fi
102 | 
103 | # For Darwin, add options to specify how the application appears in the dock
104 | if $darwin; then
105 |     GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
106 | fi
107 | 
108 | # For Cygwin, switch paths to Windows format before running java
109 | if $cygwin ; then
110 |     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
111 |     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
112 |     JAVACMD=`cygpath --unix "$JAVACMD"`
113 | 
114 |     # We build the pattern for arguments to be converted via cygpath
115 |     ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
116 |     SEP=""
117 |     for dir in $ROOTDIRSRAW ; do
118 |         ROOTDIRS="$ROOTDIRS$SEP$dir"
119 |         SEP="|"
120 |     done
121 |     OURCYGPATTERN="(^($ROOTDIRS))"
122 |     # Add a user-defined pattern to the cygpath arguments
123 |     if [ "$GRADLE_CYGPATTERN" != "" ] ; then
124 |         OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
125 |     fi
126 |     # Now convert the arguments - kludge to limit ourselves to /bin/sh
127 |     i=0
128 |     for arg in "$@" ; do
129 |         CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
130 |         CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
131 | 
132 |         if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
133 |             eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
134 |         else
135 |             eval `echo args$i`="\"$arg\""
136 |         fi
137 |         i=$((i+1))
138 |     done
139 |     case $i in
140 |         (0) set -- ;;
141 |         (1) set -- "$args0" ;;
142 |         (2) set -- "$args0" "$args1" ;;
143 |         (3) set -- "$args0" "$args1" "$args2" ;;
144 |         (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
145 |         (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
146 |         (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
147 |         (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
148 |         (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
149 |         (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
150 |     esac
151 | fi
152 | 
153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
154 | function splitJvmOpts() {
155 |     JVM_OPTS=("$@")
156 | }
157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
159 | 
160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
161 | 


--------------------------------------------------------------------------------
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--------------------------------------------------------------------------------
/app/src/main/java/com/hiwhitley/downloadprogressbutton/DownloadProgressButton.java:
--------------------------------------------------------------------------------
  1 | package com.hiwhitley.downloadprogressbutton;
  2 | 
  3 | import android.animation.ValueAnimator;
  4 | import android.annotation.TargetApi;
  5 | import android.content.Context;
  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.PorterDuff;
 12 | import android.graphics.PorterDuffXfermode;
 13 | import android.graphics.RectF;
 14 | import android.graphics.Shader;
 15 | import android.os.Build;
 16 | import android.os.Parcel;
 17 | import android.os.Parcelable;
 18 | import android.util.AttributeSet;
 19 | import android.widget.TextView;
 20 | 
 21 | import java.text.DecimalFormat;
 22 | import java.util.ArrayList;
 23 | 
 24 | /**
 25 |  * Created by hiwhitley on 17-2-20.
 26 |  */
 27 | 
 28 | public class DownloadProgressButton extends TextView {
 29 | 
 30 |     //背景画笔
 31 |     private Paint mBackgroundPaint;
 32 |     //按钮文字画笔
 33 |     private volatile Paint mTextPaint;
 34 | 
 35 |     //背景颜色
 36 |     private int mBackgroundColor;
 37 |     //下载中后半部分后面背景颜色
 38 |     private int mBackgroundSecondColor;
 39 |     //文字颜色
 40 |     private int mTextColor;
 41 |     //覆盖后颜色
 42 |     private int mTextCoverColor;
 43 | 
 44 |     private float mButtonRadius;
 45 |     //边框宽度
 46 |     private float mBorderWidth;
 47 |     //点动画样式
 48 |     private int mBallStyle = STYLE_BALL_JUMP;
 49 | 
 50 |     private float mProgress = -1;
 51 |     private float mToProgress;
 52 |     private int mMaxProgress;
 53 |     private int mMinProgress;
 54 |     private float mProgressPercent;
 55 | 
 56 |     private float mTextRightBorder;
 57 |     private float mTextBottomBorder;
 58 |     //点的间隙
 59 |     private float mBallSpacing = 4;
 60 |     //点的半径
 61 |     private float mBallRadius = 6;
 62 |     //是否显示边框，默认是true
 63 |     private boolean showBorder;
 64 |     private RectF mBackgroundBounds;
 65 |     private LinearGradient mProgressTextGradient;
 66 | 
 67 |     //下载平滑动画
 68 |     private ValueAnimator mProgressAnimation;
 69 | 
 70 |     //记录当前文字
 71 |     private CharSequence mCurrentText;
 72 | 
 73 |     public static final int STATE_NORMAL = 0;//开始下载
 74 |     public static final int STATE_DOWNLOADING = 1;//下载之中
 75 |     public static final int STATE_PAUSE = 2;//暂停下载
 76 |     public static final int STATE_FINISH = 3;//下载完成
 77 | 
 78 |     public static final int STYLE_BALL_PULSE = 1;
 79 |     public static final int STYLE_BALL_JUMP = 2;
 80 | 
 81 |     private int mState;
 82 |     //点运动动画
 83 |     private ArrayList<ValueAnimator> mAnimators;
 84 | 
 85 |     public static final float SCALE = 1.0f;
 86 | 
 87 |     private float[] scaleFloats = new float[]{SCALE,
 88 |             SCALE,
 89 |             SCALE};
 90 | 
 91 |     private float[] translateYFloats = new float[3];
 92 | 
 93 |     public DownloadProgressButton(Context context) {
 94 |         this(context, null);
 95 |     }
 96 | 
 97 |     public DownloadProgressButton(Context context, AttributeSet attrs) {
 98 |         this(context, attrs, 0);
 99 |     }
100 | 
101 |     public DownloadProgressButton(Context context, AttributeSet attrs, int defStyleAttr) {
102 |         super(context, attrs, defStyleAttr);
103 |         if (!isInEditMode()) {
104 |             initAttrs(context, attrs);
105 |             init();
106 |             setupAnimations();
107 |         }
108 |     }
109 | 
110 |     private void initAttrs(Context context, AttributeSet attrs) {
111 |         TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DownloadProgressButton);
112 |         try {
113 |             mBackgroundColor = a.getColor(R.styleable.DownloadProgressButton_progress_btn_background_color, Color.parseColor("#3385FF"));
114 |             mBackgroundSecondColor = a.getColor(R.styleable.DownloadProgressButton_progress_btn_background_second_color, Color.parseColor("#E8E8E8"));
115 |             mButtonRadius = a.getDimension(R.styleable.DownloadProgressButton_progress_btn_radius, 0);
116 |             mTextColor = a.getColor(R.styleable.DownloadProgressButton_progress_btn_text_color, mBackgroundColor);
117 |             mTextCoverColor = a.getColor(R.styleable.DownloadProgressButton_progress_btn_text_cover_color, Color.WHITE);
118 |             mBorderWidth = a.getDimension(R.styleable.DownloadProgressButton_progress_btn_border_width, dp2px(2));
119 |             mBallStyle = a.getInt(R.styleable.DownloadProgressButton_progress_btn_ball_style, STYLE_BALL_JUMP);
120 |         } finally {
121 |             a.recycle();
122 |         }
123 |     }
124 | 
125 |     private void init() {
126 | 
127 |         mMaxProgress = 100;
128 |         mMinProgress = 0;
129 |         mProgress = 0;
130 | 
131 |         showBorder = true;
132 | 
133 |         //设置背景画笔
134 |         mBackgroundPaint = new Paint();
135 |         mBackgroundPaint.setAntiAlias(true);
136 |         mBackgroundPaint.setStyle(Paint.Style.FILL);
137 | 
138 |         //设置文字画笔
139 |         mTextPaint = new Paint();
140 |         mTextPaint.setAntiAlias(true);
141 |         mTextPaint.setTextSize(50f);
142 |         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
143 |             //解决文字有时候画不出问题
144 |             setLayerType(LAYER_TYPE_SOFTWARE, mTextPaint);
145 |         }
146 | 
147 |         //初始化状态设为NORMAL
148 |         mState = STATE_NORMAL;
149 |         invalidate();
150 |     }
151 | 
152 |     private void setupAnimations() {
153 |         //ProgressBar的动画
154 |         mProgressAnimation = ValueAnimator.ofFloat(0, 1).setDuration(500);
155 |         mProgressAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
156 |             @Override
157 |             public void onAnimationUpdate(ValueAnimator animation) {
158 |                 float timePercent = (float) animation.getAnimatedValue();
159 |                 mProgress = ((mToProgress - mProgress) * timePercent + mProgress);
160 |                 invalidate();
161 |             }
162 |         });
163 | 
164 |         setBallStyle(mBallStyle);
165 |     }
166 | 
167 |     @Override
168 |     protected void onDraw(Canvas canvas) {
169 |         super.onDraw(canvas);
170 |         if (!isInEditMode()) {
171 |             drawing(canvas);
172 |         }
173 |     }
174 | 
175 |     private void drawing(Canvas canvas) {
176 |         drawBackground(canvas);
177 |         drawTextAbove(canvas);
178 |     }
179 | 
180 |     private void drawBackground(Canvas canvas) {
181 | 
182 |         mBackgroundBounds = new RectF();
183 |         //根据Border宽度得到Button的显示区域
184 |         mBackgroundBounds.left = showBorder ? mBorderWidth : 0;
185 |         mBackgroundBounds.top = showBorder ? mBorderWidth : 0;
186 |         mBackgroundBounds.right = getMeasuredWidth() - (showBorder ? mBorderWidth : 0);
187 |         mBackgroundBounds.bottom = getMeasuredHeight() - (showBorder ? mBorderWidth : 0);
188 | 
189 |         if (showBorder) {
190 |             mBackgroundPaint.setStyle(Paint.Style.STROKE);
191 |             mBackgroundPaint.setColor(mBackgroundColor);
192 |             mBackgroundPaint.setStrokeWidth(mBorderWidth);
193 |             canvas.drawRoundRect(mBackgroundBounds, mButtonRadius, mButtonRadius, mBackgroundPaint);
194 |         }
195 |         mBackgroundPaint.setStyle(Paint.Style.FILL);
196 |         //color
197 |         switch (mState) {
198 |             case STATE_NORMAL:
199 |                 mBackgroundPaint.setColor(mBackgroundColor);
200 |                 canvas.drawRoundRect(mBackgroundBounds, mButtonRadius, mButtonRadius, mBackgroundPaint);
201 |                 break;
202 |             case STATE_PAUSE:
203 |             case STATE_DOWNLOADING:
204 |                 //计算当前的进度
205 |                 mProgressPercent = mProgress / (mMaxProgress + 0f);
206 |                 mBackgroundPaint.setColor(mBackgroundSecondColor);
207 |                 canvas.save();
208 |                 //画出dst图层
209 |                 canvas.drawRoundRect(mBackgroundBounds, mButtonRadius, mButtonRadius, mBackgroundPaint);
210 |                 //设置图层显示模式为 SRC_ATOP
211 |                 PorterDuffXfermode porterDuffXfermode = new PorterDuffXfermode(PorterDuff.Mode.SRC_ATOP);
212 |                 mBackgroundPaint.setColor(mBackgroundColor);
213 |                 mBackgroundPaint.setXfermode(porterDuffXfermode);
214 |                 //计算 src 矩形的右边界
215 |                 float right = mBackgroundBounds.right * mProgressPercent;
216 |                 //在dst画出src矩形
217 |                 canvas.drawRect(mBackgroundBounds.left, mBackgroundBounds.top, right, mBackgroundBounds.bottom, mBackgroundPaint);
218 |                 canvas.restore();
219 |                 mBackgroundPaint.setXfermode(null);
220 |                 break;
221 |             case STATE_FINISH:
222 |                 mBackgroundPaint.setColor(mBackgroundColor);
223 |                 canvas.drawRoundRect(mBackgroundBounds, mButtonRadius, mButtonRadius, mBackgroundPaint);
224 |                 break;
225 |         }
226 |     }
227 | 
228 |     private void drawTextAbove(Canvas canvas) {
229 |         //计算Baseline绘制的Y坐标
230 |         final float y = canvas.getHeight() / 2 - (mTextPaint.descent() / 2 + mTextPaint.ascent() / 2);
231 |         if (mCurrentText == null) {
232 |             mCurrentText = "";
233 |         }
234 |         final float textWidth = mTextPaint.measureText(mCurrentText.toString());
235 |         mTextBottomBorder = y;
236 |         mTextRightBorder = (getMeasuredWidth() + textWidth) / 2;
237 |         //color
238 |         switch (mState) {
239 |             case STATE_NORMAL:
240 |                 mTextPaint.setShader(null);
241 |                 mTextPaint.setColor(mTextCoverColor);
242 |                 canvas.drawText(mCurrentText.toString(), (getMeasuredWidth() - textWidth) / 2, y, mTextPaint);
243 |                 break;
244 |             case STATE_PAUSE:
245 |             case STATE_DOWNLOADING:
246 | 
247 |                 //进度条压过距离
248 |                 float coverLength = getMeasuredWidth() * mProgressPercent;
249 |                 //开始渐变指示器
250 |                 float indicator1 = getMeasuredWidth() / 2 - textWidth / 2;
251 |                 //结束渐变指示器
252 |                 float indicator2 = getMeasuredWidth() / 2 + textWidth / 2;
253 |                 //文字变色部分的距离
254 |                 float coverTextLength = textWidth / 2 - getMeasuredWidth() / 2 + coverLength;
255 |                 float textProgress = coverTextLength / textWidth;
256 |                 if (coverLength <= indicator1) {
257 |                     mTextPaint.setShader(null);
258 |                     mTextPaint.setColor(mTextColor);
259 |                 } else if (indicator1 < coverLength && coverLength <= indicator2) {
260 |                     //设置变色效果
261 |                     mProgressTextGradient = new LinearGradient((getMeasuredWidth() - textWidth) / 2, 0, (getMeasuredWidth() + textWidth) / 2, 0,
262 |                             new int[]{mTextCoverColor, mTextColor},
263 |                             new float[]{textProgress, textProgress + 0.001f},
264 |                             Shader.TileMode.CLAMP);
265 |                     mTextPaint.setColor(mTextColor);
266 |                     mTextPaint.setShader(mProgressTextGradient);
267 |                 } else {
268 |                     mTextPaint.setShader(null);
269 |                     mTextPaint.setColor(mTextCoverColor);
270 |                 }
271 |                 canvas.drawText(mCurrentText.toString(), (getMeasuredWidth() - textWidth) / 2, y, mTextPaint);
272 |                 break;
273 |             case STATE_FINISH:
274 |                 mTextPaint.setColor(mTextCoverColor);
275 |                 canvas.drawText(mCurrentText.toString(), (getMeasuredWidth() - textWidth) / 2, y, mTextPaint);
276 |                 drawLoadingBall(canvas);
277 |                 break;
278 | 
279 |         }
280 | 
281 |     }
282 | 
283 |     public void drawLoadingBall(Canvas canvas) {
284 |         for (int i = 0; i < 3; i++) {
285 |             canvas.save();
286 |             float translateX = mTextRightBorder + 10 + (mBallRadius * 2) * i + mBallSpacing * i;
287 |             canvas.translate(translateX, mTextBottomBorder);
288 |             canvas.drawCircle(0, translateYFloats[i], mBallRadius * scaleFloats[i], mTextPaint);
289 |             canvas.restore();
290 |         }
291 |     }
292 | 
293 |     private void startAnimators() {
294 |         for (int i = 0; i < mAnimators.size(); i++) {
295 |             ValueAnimator animator = mAnimators.get(i);
296 |             animator.start();
297 |         }
298 |     }
299 | 
300 |     private void stopAnimators() {
301 |         if (mAnimators != null) {
302 |             for (ValueAnimator animator : mAnimators) {
303 |                 if (animator != null && animator.isStarted()) {
304 |                     animator.end();
305 |                 }
306 |             }
307 |         }
308 |     }
309 | 
310 | 
311 |     public ArrayList<ValueAnimator> createBallPulseAnimators() {
312 |         ArrayList<ValueAnimator> animators = new ArrayList<>();
313 |         int[] delays = new int[]{120, 240, 360};
314 |         for (int i = 0; i < 3; i++) {
315 |             final int index = i;
316 | 
317 |             ValueAnimator scaleAnim = ValueAnimator.ofFloat(1, 0.3f, 1);
318 | 
319 |             scaleAnim.setDuration(750);
320 |             scaleAnim.setRepeatCount(-1);
321 |             scaleAnim.setStartDelay(delays[i]);
322 | 
323 |             scaleAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
324 |                 @Override
325 |                 public void onAnimationUpdate(ValueAnimator animation) {
326 |                     scaleFloats[index] = (float) animation.getAnimatedValue();
327 |                     postInvalidate();
328 |                 }
329 |             });
330 |             animators.add(scaleAnim);
331 |         }
332 |         return animators;
333 |     }
334 | 
335 |     public ArrayList<ValueAnimator> createBallJumpAnimators() {
336 |         ArrayList<ValueAnimator> animators = new ArrayList<>();
337 |         int[] delays = new int[]{70, 140, 210};
338 |         for (int i = 0; i < 3; i++) {
339 |             final int index = i;
340 |             ValueAnimator scaleAnim = ValueAnimator.ofFloat(mTextBottomBorder, mTextBottomBorder - mBallRadius * 2, mTextBottomBorder);
341 |             scaleAnim.setDuration(600);
342 |             scaleAnim.setRepeatCount(-1);
343 |             scaleAnim.setStartDelay(delays[i]);
344 |             scaleAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
345 |                 @Override
346 |                 public void onAnimationUpdate(ValueAnimator animation) {
347 |                     translateYFloats[index] = (float) animation.getAnimatedValue();
348 |                     postInvalidate();
349 |                 }
350 |             });
351 |             animators.add(scaleAnim);
352 |         }
353 |         return animators;
354 |     }
355 | 
356 | 
357 |     public int getState() {
358 |         return mState;
359 |     }
360 | 
361 |     public void setState(int state) {
362 |         if (mState != state) {//状态确实有改变
363 |             this.mState = state;
364 |             invalidate();
365 |             if (state == STATE_FINISH) {
366 |                 //开启点动画
367 |                 startAnimators();
368 |             } else {
369 |                 stopAnimators();
370 |             }
371 |         }
372 | 
373 |     }
374 | 
375 |     /**
376 |      * 设置当前按钮文字
377 |      */
378 |     public void setCurrentText(CharSequence charSequence) {
379 |         mCurrentText = charSequence;
380 |         invalidate();
381 |     }
382 | 
383 | 
384 |     /**
385 |      * 设置带下载进度的文字
386 |      */
387 |     @TargetApi(Build.VERSION_CODES.KITKAT)
388 |     public void setProgressText(String text, float progress) {
389 |         if (progress >= mMinProgress && progress <= mMaxProgress) {
390 |             DecimalFormat format = new DecimalFormat("##0.0");
391 |             mCurrentText = text + format.format(progress) + "%";
392 |             mToProgress = progress;
393 |             if (mProgressAnimation.isRunning()) {
394 |                 mProgressAnimation.resume();
395 |                 mProgressAnimation.start();
396 |             } else {
397 |                 mProgressAnimation.start();
398 |             }
399 |         } else if (progress < mMinProgress) {
400 |             mProgress = 0;
401 |         } else if (progress > mMaxProgress) {
402 |             mProgress = 100;
403 |             mCurrentText = text + progress + "%";
404 |             invalidate();
405 |         }
406 |     }
407 | 
408 | 
409 |     //设置点动画样式
410 |     private void setBallStyle(int mBallStyle) {
411 |         this.mBallStyle = mBallStyle;
412 |         if (mBallStyle == STYLE_BALL_PULSE) {
413 |             mAnimators = createBallPulseAnimators();
414 |         } else {
415 |             mAnimators = createBallJumpAnimators();
416 |         }
417 |     }
418 | 
419 |     public boolean isShowBorder() {
420 |         return showBorder;
421 |     }
422 | 
423 |     public void setShowBorder(boolean showBorder) {
424 |         this.showBorder = showBorder;
425 |     }
426 | 
427 |     public float getBorderWidth() {
428 |         return mBorderWidth;
429 |     }
430 | 
431 |     public void setBorderWidth(int width) {
432 |         this.mBorderWidth = dp2px(width);
433 |     }
434 | 
435 |     public float getProgress() {
436 |         return mProgress;
437 |     }
438 | 
439 |     public void setProgress(float progress) {
440 |         this.mProgress = progress;
441 |     }
442 | 
443 |     public float getButtonRadius() {
444 |         return mButtonRadius;
445 |     }
446 | 
447 |     public void setButtonRadius(float buttonRadius) {
448 |         mButtonRadius = buttonRadius;
449 |     }
450 | 
451 |     public int getTextColor() {
452 |         return mTextColor;
453 |     }
454 | 
455 |     public void setTextColor(int textColor) {
456 |         mTextColor = textColor;
457 |     }
458 | 
459 |     public int getTextCoverColor() {
460 |         return mTextCoverColor;
461 |     }
462 | 
463 |     public void setTextCoverColor(int textCoverColor) {
464 |         mTextCoverColor = textCoverColor;
465 |     }
466 | 
467 |     public int getMinProgress() {
468 |         return mMinProgress;
469 |     }
470 | 
471 |     public void setMinProgress(int minProgress) {
472 |         mMinProgress = minProgress;
473 |     }
474 | 
475 |     public int getMaxProgress() {
476 |         return mMaxProgress;
477 |     }
478 | 
479 |     public void setMaxProgress(int maxProgress) {
480 |         mMaxProgress = maxProgress;
481 |     }
482 | 
483 |     @Override
484 |     public void onRestoreInstanceState(Parcelable state) {
485 |         DownloadProgressButton.SavedState ss = (DownloadProgressButton.SavedState) state;
486 |         super.onRestoreInstanceState(ss.getSuperState());
487 |         mState = ss.state;
488 |         mProgress = ss.progress;
489 |         mCurrentText = ss.currentText;
490 |     }
491 | 
492 |     @Override
493 |     public Parcelable onSaveInstanceState() {
494 |         Parcelable superState = super.onSaveInstanceState();
495 |         return new DownloadProgressButton.SavedState(superState, (int) mProgress, mState, mCurrentText.toString());
496 |     }
497 | 
498 |     public static class SavedState extends BaseSavedState {
499 | 
500 |         private int progress;
501 |         private int state;
502 |         private String currentText;
503 | 
504 |         public SavedState(Parcelable parcel, int progress, int state, String currentText) {
505 |             super(parcel);
506 |             this.progress = progress;
507 |             this.state = state;
508 |             this.currentText = currentText;
509 |         }
510 | 
511 |         private SavedState(Parcel in) {
512 |             super(in);
513 |             progress = in.readInt();
514 |             state = in.readInt();
515 |             currentText = in.readString();
516 |         }
517 | 
518 |         @Override
519 |         public void writeToParcel(Parcel out, int flags) {
520 |             super.writeToParcel(out, flags);
521 |             out.writeInt(progress);
522 |             out.writeInt(state);
523 |             out.writeString(currentText);
524 |         }
525 | 
526 |         public static final Creator<SavedState> CREATOR = new Creator<SavedState>() {
527 | 
528 |             @Override
529 |             public DownloadProgressButton.SavedState createFromParcel(Parcel in) {
530 |                 return new DownloadProgressButton.SavedState(in);
531 |             }
532 | 
533 |             @Override
534 |             public DownloadProgressButton.SavedState[] newArray(int size) {
535 |                 return new DownloadProgressButton.SavedState[size];
536 |             }
537 |         };
538 |     }
539 | 
540 |     private int dp2px(int dp) {
541 |         float density = getContext().getResources().getDisplayMetrics().density;
542 |         return (int) (dp * density);
543 |     }
544 | }
545 | 


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