├── app
├── .gitignore
├── src
│ ├── main
│ │ ├── res
│ │ │ ├── values
│ │ │ │ ├── strings.xml
│ │ │ │ ├── colors.xml
│ │ │ │ ├── dimens.xml
│ │ │ │ └── styles.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
│ │ │ └── xiao
│ │ │ └── headlinespull
│ │ │ ├── MainActivity.java
│ │ │ └── pulltorefresh
│ │ │ └── PullDrawable.java
│ ├── test
│ │ └── java
│ │ │ └── com
│ │ │ └── xiao
│ │ │ └── headlinespull
│ │ │ └── ExampleUnitTest.java
│ └── androidTest
│ │ └── java
│ │ └── com
│ │ └── xiao
│ │ └── headlinespull
│ │ └── ExampleInstrumentedTest.java
├── proguard-rules.pro
└── build.gradle
├── settings.gradle
├── .idea
├── copyright
│ └── profiles_settings.xml
├── encodings.xml
├── inspectionProfiles
│ ├── profiles_settings.xml
│ └── Project_Default.xml
├── modules.xml
├── runConfigurations.xml
├── compiler.xml
├── gradle.xml
└── misc.xml
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── .gitignore
├── gradle.properties
├── gradlew.bat
└── gradlew
/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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/.idea/copyright/profiles_settings.xml:
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/app/src/main/res/values/strings.xml:
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1 |
2 | HeadLinesPull
3 |
4 |
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/jianjunxiao/HeadLinesPull/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/jianjunxiao/HeadLinesPull/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/jianjunxiao/HeadLinesPull/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/jianjunxiao/HeadLinesPull/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/jianjunxiao/HeadLinesPull/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/jianjunxiao/HeadLinesPull/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
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/.gitignore:
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1 | *.iml
2 | .gradle
3 | /local.properties
4 | /.idea/workspace.xml
5 | /.idea/libraries
6 | .DS_Store
7 | /build
8 | /captures
9 | .externalNativeBuild
10 |
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/.idea/encodings.xml:
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/app/src/main/res/values/colors.xml:
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1 |
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3 | #3F51B5
4 | #303F9F
5 | #FF4081
6 |
7 |
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/app/src/main/res/values/dimens.xml:
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1 |
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3 | 16dp
4 | 16dp
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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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/.idea/inspectionProfiles/profiles_settings.xml:
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/app/src/main/res/values-w820dp/dimens.xml:
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5 | 64dp
6 |
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/.idea/modules.xml:
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/app/src/main/res/values/styles.xml:
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/app/src/test/java/com/xiao/headlinespull/ExampleUnitTest.java:
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1 | package com.xiao.headlinespull;
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 Testing documentation
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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/.idea/runConfigurations.xml:
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/app/proguard-rules.pro:
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1 | # Add project specific ProGuard rules here.
2 | # By default, the flags in this file are appended to flags specified
3 | # in D:\ProgramFiles\AndroidSDK/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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/.idea/compiler.xml:
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/app/src/main/AndroidManifest.xml:
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/.idea/gradle.xml:
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/gradle.properties:
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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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/.idea/inspectionProfiles/Project_Default.xml:
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/app/src/androidTest/java/com/xiao/headlinespull/ExampleInstrumentedTest.java:
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1 | package com.xiao.headlinespull;
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 Testing documentation
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.xiao.headlinespulltorefresh", appContext.getPackageName());
25 | }
26 | }
27 |
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | android {
4 | compileSdkVersion 25
5 | buildToolsVersion "25.0.2"
6 | defaultConfig {
7 | applicationId "com.xiao.headlinespulltorefresh"
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-v7:25.1.0'
28 | testCompile 'junit:junit:4.12'
29 | }
30 |
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/app/src/main/res/layout/activity_main.xml:
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/gradlew.bat:
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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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/.idea/misc.xml:
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48 |
49 |
50 | 1.8
51 |
52 |
57 |
58 |
59 |
60 |
61 |
62 |
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/app/src/main/java/com/xiao/headlinespull/MainActivity.java:
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1 | package com.xiao.headlinespull;
2 |
3 | import android.animation.ValueAnimator;
4 | import android.os.Bundle;
5 | import android.support.v7.app.AppCompatActivity;
6 | import android.view.View;
7 | import android.view.animation.LinearInterpolator;
8 | import android.widget.Button;
9 | import android.widget.ImageView;
10 | import android.widget.SeekBar;
11 |
12 | import com.xiao.headlinespull.pulltorefresh.PullDrawable;
13 |
14 | public class MainActivity extends AppCompatActivity
15 | implements View.OnClickListener,
16 | SeekBar.OnSeekBarChangeListener {
17 |
18 | private PullDrawable mPullDrawable;
19 | private ValueAnimator mPullValueAnimator;
20 | private ImageView mImageView;
21 |
22 | @Override
23 | protected void onCreate(Bundle savedInstanceState) {
24 | super.onCreate(savedInstanceState);
25 | setContentView(R.layout.activity_main);
26 | init();
27 | }
28 |
29 | private void init() {
30 | mImageView = (ImageView) findViewById(R.id.image_view);
31 | mPullDrawable = new PullDrawable();
32 | mImageView.setImageDrawable(mPullDrawable);
33 | Button btn1 = (Button) findViewById(R.id.btn_anim);
34 | btn1.setOnClickListener(this);
35 | Button btn2 = (Button) findViewById(R.id.btn_clear);
36 | btn2.setOnClickListener(this);
37 | SeekBar seekBar = (SeekBar) findViewById(R.id.sb);
38 | seekBar.setOnSeekBarChangeListener(this);
39 | }
40 |
41 | @Override
42 | public void onClick(View v) {
43 | switch (v.getId()) {
44 | case R.id.btn_anim:
45 | startPullAnim();
46 | break;
47 | case R.id.btn_clear:
48 | clear();
49 | break;
50 | default:
51 | break;
52 | }
53 | }
54 |
55 | private void clear() {
56 | if (mPullValueAnimator != null && mPullValueAnimator.isRunning()) {
57 | mPullValueAnimator.cancel();
58 | }
59 | mPullDrawable.clear();
60 | }
61 |
62 | private void startPullAnim() {
63 | if (mPullValueAnimator == null) {
64 | mPullValueAnimator = ValueAnimator.ofFloat(0, 1);
65 | mPullValueAnimator.setInterpolator(new LinearInterpolator());
66 | mPullValueAnimator.setDuration(4000);
67 | mPullValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
68 | @Override
69 | public void onAnimationUpdate(ValueAnimator animation) {
70 | float value = (float) animation.getAnimatedValue();
71 | mPullDrawable.update(value);
72 | }
73 | });
74 | } else {
75 | clear();
76 | }
77 | mPullValueAnimator.start();
78 | }
79 |
80 | @Override
81 | public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
82 | mPullDrawable.update(progress / 100f);
83 | }
84 |
85 | @Override
86 | public void onStartTrackingTouch(SeekBar seekBar) {
87 |
88 | }
89 |
90 | @Override
91 | public void onStopTrackingTouch(SeekBar seekBar) {
92 |
93 | }
94 | }
95 |
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/gradlew:
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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/xiao/headlinespull/pulltorefresh/PullDrawable.java:
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1 | package com.xiao.headlinespull.pulltorefresh;
2 |
3 | import android.graphics.Canvas;
4 | import android.graphics.ColorFilter;
5 | import android.graphics.Paint;
6 | import android.graphics.Path;
7 | import android.graphics.PathMeasure;
8 | import android.graphics.PixelFormat;
9 | import android.graphics.Rect;
10 | import android.graphics.RectF;
11 | import android.graphics.drawable.Drawable;
12 |
13 | /**
14 | * Created by XiaoJianjun on 2017/2/3.
15 | * 刷新Drawable。
16 | */
17 | public class PullDrawable extends Drawable {
18 |
19 |
20 | private Paint mPaint;
21 | private Paint mInnerPaint;
22 |
23 | private Path mBorderPath;
24 | private Path mBorderDstPath;
25 | private PathMeasure mBorderPathMeasure;
26 |
27 | private Path mRectPath;
28 | private Path mRectDstPath;
29 | private PathMeasure mRectPathMeasure;
30 |
31 | private Path mLine1Path;
32 | private Path mLine1DstPath;
33 | private PathMeasure mLine1PathMeasure;
34 |
35 | private Path mLine2Path;
36 | private Path mLine2DstPath;
37 | private PathMeasure mLine2PathMeasure;
38 |
39 | private Path mLine3Path;
40 | private Path mLine3DstPath;
41 | private PathMeasure mLine3PathMeasure;
42 |
43 | private Path mLine4Path;
44 | private Path mLine4DstPath;
45 | private PathMeasure mLine4PathMeasure;
46 |
47 | private Path mLine5Path;
48 | private Path mLine5DstPath;
49 | private PathMeasure mLine5PathMeasure;
50 |
51 | private Path mLine6Path;
52 | private Path mLine6DstPath;
53 | private PathMeasure mLine6PathMeasure;
54 |
55 | public PullDrawable() {
56 | iniPaint();
57 | }
58 |
59 | private void iniPaint() {
60 | // 外部边框画笔
61 | mPaint = new Paint();
62 | mPaint.setAntiAlias(true);
63 | mPaint.setStyle(Paint.Style.STROKE);
64 | mPaint.setColor(0xffcccccc);
65 | mPaint.setStrokeWidth(4f);
66 | // 内部矩形和线条画笔
67 | mInnerPaint = new Paint();
68 | mInnerPaint.setAntiAlias(true);
69 | mInnerPaint.setStyle(Paint.Style.STROKE);
70 | mInnerPaint.setColor(0xffcccccc);
71 | mInnerPaint.setStrokeWidth(6f);
72 | }
73 |
74 | private void initPath(Rect bounds) {
75 | int w = bounds.width();
76 | int h = bounds.height();
77 | int r = (int) (w * 2 / 15f); // 圆角半径
78 | int p = (int) (r / 3f); // 内边距
79 |
80 | // 外边框(圆角矩形)
81 | mBorderDstPath = new Path();
82 | mBorderPath = new Path();
83 |
84 | mBorderPath.moveTo(w - p, p + r);
85 | RectF rectFRightTop = new RectF(w - p - 2 * r, p, w - p, 2 * r + p);
86 | mBorderPath.arcTo(rectFRightTop, 0, -90);
87 | mBorderPath.lineTo(p + r, p);
88 | RectF rectFLeftTop = new RectF(p, p, p + 2 * r, p + 2 * r);
89 | mBorderPath.arcTo(rectFLeftTop, -90, -90);
90 | mBorderPath.lineTo(p, h - p - r);
91 | RectF rectFLeftBottom = new RectF(p, h - p - 2 * r, p + 2 * r, h - p);
92 | mBorderPath.arcTo(rectFLeftBottom, -180, -90);
93 | mBorderPath.lineTo(w - p - r, h - p);
94 | RectF rectFRightBottom = new RectF(w - p - 2 * r, h - p - 2 * r, w - p, h - p);
95 | mBorderPath.arcTo(rectFRightBottom, -270, -90);
96 | mBorderPath.lineTo(w - p, p + r);
97 | mBorderPathMeasure = new PathMeasure(mBorderPath, true);
98 | ////////////////////////////////////////////////////////////////////////////////////////////
99 | float d = p; // 内部矩形与水平方向上的三条横线的距离
100 | float xp = 0.8f * r; // 水平方向相对于外边框的边距
101 | float yp = 1.2f * r; // 竖直方向相对于外边框的边距
102 |
103 | // 内部矩形
104 | mRectPath = new Path();
105 | mRectDstPath = new Path();
106 | mRectPath.moveTo(w / 2f - d / 2f, p + yp);
107 | mRectPath.lineTo(p + xp, p + yp);
108 | mRectPath.lineTo(p + xp, (h - 2 * p - 2 * yp) * 0.4f + yp + p);
109 | mRectPath.lineTo(w / 2f - d / 2f, (h - 2 * p - 2 * yp) * 0.4f + yp + p);
110 | mRectPath.lineTo(w / 2f - d / 2f, p + yp);
111 | mRectPathMeasure = new PathMeasure(mRectPath, true);
112 |
113 | // 第1根线条
114 | mLine1Path = new Path();
115 | mLine1DstPath = new Path();
116 | mLine1Path.moveTo(w / 2f + d / 2f, p + yp);
117 | mLine1Path.lineTo(w - p - xp, p + yp);
118 | mLine1PathMeasure = new PathMeasure(mLine1Path, false);
119 | // 第2根线条
120 | mLine2Path = new Path();
121 | mLine2DstPath = new Path();
122 | mLine2Path.moveTo(w / 2f + d / 2f, (h - 2 * p - 2 * yp) * 0.2f + yp + p);
123 | mLine2Path.lineTo(w - p - xp, (h - 2 * p - 2 * yp) * 0.2f + yp + p);
124 | mLine2PathMeasure = new PathMeasure(mLine2Path, false);
125 | // 第3根线条
126 | mLine3Path = new Path();
127 | mLine3DstPath = new Path();
128 | mLine3Path.moveTo(w / 2f + d / 2f, (h - 2 * p - 2 * yp) * 0.4f + yp + p);
129 | mLine3Path.lineTo(w - p - xp, (h - 2 * p - 2 * yp) * 0.4f + yp + p);
130 | mLine3PathMeasure = new PathMeasure(mLine3Path, false);
131 | // 第4根线条
132 | mLine4Path = new Path();
133 | mLine4DstPath = new Path();
134 | mLine4Path.moveTo(p + xp, (h - 2 * p - 2 * yp) * 0.6f + yp + p);
135 | mLine4Path.lineTo(w - p - xp, (h - 2 * p - 2 * yp) * 0.6f + yp + p);
136 | mLine4PathMeasure = new PathMeasure(mLine4Path, false);
137 | // 第5根线条
138 | mLine5Path = new Path();
139 | mLine5DstPath = new Path();
140 | mLine5Path.moveTo(p + xp, (h - 2 * p - 2 * yp) * 0.8f + yp + p);
141 | mLine5Path.lineTo(w - p - xp, (h - 2 * p - 2 * yp) * 0.8f + yp + p);
142 | mLine5PathMeasure = new PathMeasure(mLine5Path, false);
143 | // 第6根线条
144 | mLine6Path = new Path();
145 | mLine6DstPath = new Path();
146 | mLine6Path.moveTo(p + xp, (h - 2 * p - 2 * yp) * 1f + yp + p);
147 | mLine6Path.lineTo(w - p - xp, (h - 2 * p - 2 * yp) * 1f + yp + p);
148 | mLine6PathMeasure = new PathMeasure(mLine6Path, false);
149 | }
150 |
151 | @Override
152 | protected void onBoundsChange(Rect bounds) {
153 | super.onBoundsChange(bounds);
154 | initPath(bounds);
155 | }
156 |
157 | @Override
158 | public void draw(Canvas canvas) {
159 | canvas.drawPath(mBorderDstPath, mPaint);
160 | canvas.drawPath(mRectDstPath, mInnerPaint);
161 | canvas.drawPath(mLine1DstPath, mInnerPaint);
162 | canvas.drawPath(mLine2DstPath, mInnerPaint);
163 | canvas.drawPath(mLine3DstPath, mInnerPaint);
164 | canvas.drawPath(mLine4DstPath, mInnerPaint);
165 | canvas.drawPath(mLine5DstPath, mInnerPaint);
166 | canvas.drawPath(mLine6DstPath, mInnerPaint);
167 | }
168 |
169 | @Override
170 | public void setAlpha(int alpha) {
171 | mPaint.setAlpha(alpha);
172 | }
173 |
174 | @Override
175 | public void setColorFilter(ColorFilter colorFilter) {
176 | mPaint.setColorFilter(colorFilter);
177 | }
178 |
179 | @Override
180 | public int getOpacity() {
181 | return PixelFormat.TRANSLUCENT;
182 | }
183 |
184 | /**
185 | * 更新
186 | *
187 | * @param percent 更新百分比
188 | */
189 | public void update(float percent) {
190 |
191 | // 每次更新前重置
192 | mBorderDstPath.reset();
193 | // 截取制定百分比percent长度的路径，截取后的路径保存到mBorderDstPath中
194 | mBorderPathMeasure.getSegment(0, mBorderPathMeasure.getLength() * percent, mBorderDstPath, true);
195 |
196 | // 完整路径长度
197 | float rectLength = mRectPathMeasure.getLength();
198 | float line1Length = mLine1PathMeasure.getLength();
199 | float line2Length = mLine2PathMeasure.getLength();
200 | float line3Length = mLine3PathMeasure.getLength();
201 | float line4Length = mLine4PathMeasure.getLength();
202 | float line5Length = mLine5PathMeasure.getLength();
203 | float line6Length = mLine6PathMeasure.getLength();
204 | float totalLength = rectLength
205 | + line1Length
206 | + line2Length
207 | + line3Length
208 | + line4Length
209 | + line5Length
210 | + line6Length;
211 | // 百分比临界点
212 | float pRect = rectLength / totalLength;
213 | float pLine1 = line1Length / totalLength + pRect;
214 | float pLine2 = line2Length / totalLength + pLine1;
215 | float pLine3 = line3Length / totalLength + pLine2;
216 | float pLine4 = line4Length / totalLength + pLine3;
217 | float pLine5 = line5Length / totalLength + pLine4;
218 | float pLine6 = line6Length / totalLength + pLine5;
219 | // 根据指定的百分比以及临界点切取路径
220 | mRectDstPath.reset();
221 | mRectPathMeasure.getSegment(0, rectLength * (percent / pRect), mRectDstPath, true);
222 | mLine1DstPath.reset();
223 | mLine1PathMeasure.getSegment(0, line1Length * ((percent - pRect) / (pLine1 - pRect)), mLine1DstPath, true);
224 | mLine2DstPath.reset();
225 | mLine2PathMeasure.getSegment(0, line2Length * ((percent - pLine1) / (pLine2 - pLine1)), mLine2DstPath, true);
226 | mLine3DstPath.reset();
227 | mLine3PathMeasure.getSegment(0, line3Length * ((percent - pLine2) / (pLine3 - pLine2)), mLine3DstPath, true);
228 | mLine4DstPath.reset();
229 | mLine4PathMeasure.getSegment(0, line4Length * ((percent - pLine3) / (pLine4 - pLine3)), mLine4DstPath, true);
230 | mLine5DstPath.reset();
231 | mLine5PathMeasure.getSegment(0, line5Length * ((percent - pLine4) / (pLine5 - pLine4)), mLine5DstPath, true);
232 | mLine6DstPath.reset();
233 | mLine6PathMeasure.getSegment(0, line6Length * ((percent - pLine5) / (pLine6 - pLine5)), mLine6DstPath, true);
234 | // 重绘
235 | invalidateSelf();
236 | }
237 |
238 | public void clear() {
239 | mBorderDstPath.reset();
240 | mRectDstPath.reset();
241 | mLine1DstPath.reset();
242 | mLine2DstPath.reset();
243 | mLine3DstPath.reset();
244 | mLine4DstPath.reset();
245 | mLine5DstPath.reset();
246 | mLine6DstPath.reset();
247 | invalidateSelf();
248 | }
249 | }
250 |
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