├── .gitignore ├── .idea ├── caches │ └── build_file_checksums.ser ├── codeStyles │ └── Project.xml ├── markdown-navigator.xml ├── markdown-navigator │ └── profiles_settings.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── LICENSE ├── README.md ├── app-debug.apk ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── wuyr │ │ └── pathviewtest │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── wuyr │ │ │ └── pathviewtest │ │ │ ├── CanvasView.java │ │ │ └── MainActivity.java │ └── res │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ └── ic_launcher_background.xml │ │ ├── layout │ │ └── act_main_view.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── wuyr │ └── pathviewtest │ └── ExampleUnitTest.java ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── previews ├── preview1.gif ├── preview2.gif ├── preview3.gif └── preview4.gif └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | # Built application files 2 | # *.apk 3 | # *.ap_ 4 | 5 | # Files for the ART/Dalvik VM 6 | *.dex 7 | 8 | # Java class files 9 | *.class 10 | 11 | # Generated files 12 | bin/ 13 | gen/ 14 | out/ 15 | 16 | # Gradle files 17 | .gradle/ 18 | build/ 19 | app/build 20 | 21 | # Local configuration file (sdk path, etc) 22 | local.properties 23 | 24 | # Proguard folder generated by Eclipse 25 | proguard/ 26 | 27 | # Log Files 28 | *.log 29 | 30 | # Android Studio Navigation editor temp files 31 | .navigation/ 32 | 33 | # Android Studio captures folder 34 | captures/ 35 | 36 | # Intellij 37 | *.iml 38 | .idea/workspace.xml 39 | .idea/tasks.xml 40 | .idea/gradle.xml 41 | .idea/dictionaries 42 | .idea/libraries 43 | 44 | # Keystore files 45 | *.jks 46 | 47 | # External native build folder generated in Android Studio 2.2 and later 48 | .externalNativeBuild 49 | 50 | # Google Services (e.g. APIs or Firebase) 51 | google-services.json 52 | 53 | # Freeline 54 | freeline.py 55 | freeline/ 56 | freeline_project_description.json 57 | -------------------------------------------------------------------------------- /.idea/caches/build_file_checksums.ser: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/wuyr/PathView/e4dd5e6608e56c96eec2cfa3bbef73d0c13c761c/.idea/caches/build_file_checksums.ser -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 15 | 16 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | -------------------------------------------------------------------------------- /.idea/markdown-navigator.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 36 | 37 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | -------------------------------------------------------------------------------- /.idea/markdown-navigator/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 27 | 28 | 29 | 30 | 31 | 32 | 34 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /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 [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ## Path线条动画效果 (仿bilibili弹幕聊天室后面的线条动画) 2 | ### 博客详情： http://blog.csdn.net/u011387817/article/details/78817827 3 | 4 | ### 使用方式: 5 | #### 添加依赖： 6 | ``` 7 | implementation 'com.wuyr:pathview:1.0.0' 8 | ``` 9 | 10 | ### APIs: 11 | |Method|Description| 12 | |------|-----------| 13 | |setPath(Path path)|加载Path| 14 | |setMode(int mode)|设置条线动画模式(火车模式, 飞机模式)| 15 | |setDuration(long duration)|设置动画时长| 16 | |setRepeat(boolean isRepeat)|设置是否重复播放| 17 | |setLineWidth(float width)|设置线条宽度 (单位: px)| 18 | |setLightLineColor(int color)|设置高亮线条颜色| 19 | |setDarkLineColor(int color)|设置暗色线条颜色| 20 | |setLightLineColorRes(int color)|设置高亮线条颜色| 21 | |setDarkLineColorRes(int color)|设置暗色线条颜色| 22 | |setOnAnimationEndListener(Listener listener)|设置动画播放完毕监听器| 23 | |start()|开始播放动画| 24 | |stop()|停止播放动画| 25 | 26 | ## Demo下载: [app-debug.apk](https://github.com/wuyr/PathView/raw/master/app-debug.apk) 27 | ### 库源码地址： https://github.com/Ifxcyr/PathView 28 | ## 效果图: 29 | ![preview](https://github.com/wuyr/PathView/raw/master/previews/preview1.gif) ![preview](https://github.com/wuyr/PathView/raw/master/previews/preview2.gif) 30 | ![preview](https://github.com/wuyr/PathView/raw/master/previews/preview3.gif) ![preview](https://github.com/wuyr/PathView/raw/master/previews/preview4.gif) 31 | -------------------------------------------------------------------------------- /app-debug.apk: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/wuyr/PathView/e4dd5e6608e56c96eec2cfa3bbef73d0c13c761c/app-debug.apk -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 28 5 | defaultConfig { 6 | applicationId "com.wuyr.pathviewtest" 7 | minSdkVersion 14 8 | targetSdkVersion 28 9 | versionCode 1 10 | versionName "1.0" 11 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 12 | } 13 | buildTypes { 14 | release { 15 | minifyEnabled false 16 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 17 | } 18 | } 19 | compileOptions { 20 | targetCompatibility 1.8 21 | sourceCompatibility 1.8 22 | } 23 | } 24 | 25 | dependencies { 26 | implementation fileTree(dir: 'libs', include: ['*.jar']) 27 | implementation 'com.android.support:appcompat-v7:28.0.0-beta01' 28 | testImplementation 'junit:junit:4.12' 29 | androidTestImplementation 'com.android.support.test:runner:1.0.2' 30 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2' 31 | 32 | implementation 'com.wuyr:pathview:1.0.0' 33 | } 34 | -------------------------------------------------------------------------------- /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 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/wuyr/pathviewtest/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.wuyr.pathviewtest; 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 | * Instrumented 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() { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("com.wuyr.pathviewtest", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /app/src/main/java/com/wuyr/pathviewtest/CanvasView.java: -------------------------------------------------------------------------------- 1 | package com.wuyr.pathviewtest; 2 | 3 | import android.content.Context; 4 | import android.graphics.Bitmap; 5 | import android.graphics.Canvas; 6 | import android.graphics.Paint; 7 | import android.graphics.Path; 8 | import android.graphics.PathMeasure; 9 | import android.support.annotation.Nullable; 10 | import android.util.AttributeSet; 11 | import android.view.MotionEvent; 12 | import android.view.View; 13 | 14 | import java.util.ArrayList; 15 | import java.util.List; 16 | 17 | /** 18 | * Created by wuyr on 18-5-22 下午10:32. 19 | */ 20 | public class CanvasView extends View { 21 | 22 | public CanvasView(Context context) { 23 | super(context); 24 | } 25 | 26 | public CanvasView(Context context, @Nullable AttributeSet attrs) { 27 | super(context, attrs); 28 | } 29 | 30 | public CanvasView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) { 31 | super(context, attrs, defStyleAttr); 32 | } 33 | 34 | @Override 35 | protected void onDraw(Canvas canvas) { 36 | canvas.drawBitmap(mBitmap, 0, 0, null); 37 | } 38 | 39 | private Path mPath = new Path(); 40 | private Paint mPaint = new Paint(); 41 | private Bitmap mBitmap; 42 | private Canvas mCanvas; 43 | 44 | { 45 | mPaint.setAntiAlias(true); 46 | mPaint.setColor(getResources().getColor(R.color.colorAccent)); 47 | mPaint.setStrokeCap(Paint.Cap.ROUND); 48 | mPaint.setStyle(Paint.Style.STROKE); 49 | mPaint.setStrokeWidth(7); 50 | } 51 | 52 | @Override 53 | protected void onSizeChanged(int w, int h, int oldw, int oldh) { 54 | super.onSizeChanged(w, h, oldw, oldh); 55 | mBitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_4444); 56 | mCanvas = new Canvas(mBitmap); 57 | } 58 | 59 | @Override 60 | public boolean onTouchEvent(MotionEvent event) { 61 | if (!isEnabled()) { 62 | return false; 63 | } 64 | switch (event.getAction()) { 65 | case MotionEvent.ACTION_DOWN: 66 | mPath.moveTo(event.getX(), event.getY()); 67 | break; 68 | case MotionEvent.ACTION_MOVE: 69 | case MotionEvent.ACTION_UP: 70 | mPath.lineTo(event.getX(), event.getY()); 71 | break; 72 | } 73 | mCanvas.drawPath(mPath, mPaint); 74 | invalidate(); 75 | return true; 76 | } 77 | 78 | public Path[] getPaths() { 79 | List paths = new ArrayList<>(); 80 | PathMeasure pathMeasure = new PathMeasure(); 81 | pathMeasure.setPath(mPath, false); 82 | Path path; 83 | do { 84 | path = new Path(); 85 | path.rLineTo(0, 0); 86 | pathMeasure.getSegment(0, pathMeasure.getLength(), path, true); 87 | if (!path.isEmpty()) { 88 | paths.add(path); 89 | } 90 | } while (pathMeasure.nextContour()); 91 | return paths.toArray(new Path[]{}); 92 | } 93 | 94 | public void clear() { 95 | setPath(new Path()); 96 | } 97 | 98 | public void setPath(Path path) { 99 | mPath = path; 100 | mBitmap = Bitmap.createBitmap(getWidth(), getHeight(), Bitmap.Config.ARGB_4444); 101 | mCanvas = new Canvas(mBitmap); 102 | mCanvas.drawPath(mPath, mPaint); 103 | invalidate(); 104 | } 105 | 106 | public void setLineWidth(int width){ 107 | mPaint.setStrokeWidth(width); 108 | invalidate(); 109 | } 110 | } 111 | -------------------------------------------------------------------------------- /app/src/main/java/com/wuyr/pathviewtest/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.wuyr.pathviewtest; 2 | 3 | import android.graphics.Path; 4 | import android.os.Bundle; 5 | import android.support.annotation.Nullable; 6 | import android.support.v7.app.AppCompatActivity; 7 | import android.view.View; 8 | import android.view.ViewGroup; 9 | import android.widget.SeekBar; 10 | import android.widget.Switch; 11 | import android.widget.Toast; 12 | 13 | import com.wuyr.pathview.PathView; 14 | 15 | /** 16 | * @author wuyr 17 | * @since 2018-08-08 下午12:17 18 | */ 19 | public class MainActivity extends AppCompatActivity { 20 | 21 | private ViewGroup mContainer; 22 | private PathView[] mPathViews; 23 | private CanvasView mCanvasView; 24 | private int mLineWidth = 5; 25 | private long mDuration = 1000; 26 | private int mMode = PathView.MODE_AIRPLANE; 27 | private boolean isRepeat; 28 | private Toast mToast; 29 | 30 | @Override 31 | protected void onCreate(@Nullable Bundle savedInstanceState) { 32 | super.onCreate(savedInstanceState); 33 | setContentView(R.layout.act_main_view); 34 | mToast = Toast.makeText(this, "", Toast.LENGTH_SHORT); 35 | mContainer = findViewById(R.id.container); 36 | mCanvasView = findViewById(R.id.canvas); 37 | ((Switch) findViewById(R.id.mode)).setOnCheckedChangeListener((compoundButton, b) -> 38 | mMode = b ? PathView.MODE_TRAIN : PathView.MODE_AIRPLANE); 39 | ((Switch) findViewById(R.id.repeat)).setOnCheckedChangeListener((compoundButton, b) -> isRepeat = b); 40 | SeekBar.OnSeekBarChangeListener listener = new SeekBar.OnSeekBarChangeListener() { 41 | @Override 42 | public void onProgressChanged(SeekBar seekBar, int i, boolean b) { 43 | switch (seekBar.getId()) { 44 | case R.id.duration: 45 | mDuration = i; 46 | break; 47 | case R.id.line_width: 48 | mLineWidth = i; 49 | mCanvasView.setLineWidth(i); 50 | break; 51 | default: 52 | break; 53 | } 54 | mToast.setText(String.valueOf(i)); 55 | mToast.show(); 56 | } 57 | 58 | @Override 59 | public void onStartTrackingTouch(SeekBar seekBar) { 60 | 61 | } 62 | 63 | @Override 64 | public void onStopTrackingTouch(SeekBar seekBar) { 65 | 66 | } 67 | }; 68 | ((SeekBar) findViewById(R.id.duration)).setOnSeekBarChangeListener(listener); 69 | ((SeekBar) findViewById(R.id.line_width)).setOnSeekBarChangeListener(listener); 70 | } 71 | 72 | public void draw(View view) { 73 | mCanvasView.clear(); 74 | mCanvasView.setVisibility(View.VISIBLE); 75 | stopAnimations(); 76 | } 77 | 78 | public void play(View view) { 79 | stopAnimations(); 80 | Path[] paths = mCanvasView.getPaths(); 81 | if (paths.length > 0) { 82 | mCanvasView.setVisibility(View.INVISIBLE); 83 | mPathViews = new PathView[paths.length]; 84 | for (int i = 0; i < paths.length; i++) { 85 | Path path = paths[i]; 86 | PathView pathView = new PathView(this); 87 | //设置线宽 88 | pathView.setLineWidth(mLineWidth); 89 | //动画时长 90 | pathView.setDuration(mDuration); 91 | //动画模式 92 | pathView.setMode(mMode); 93 | //设置路径 94 | pathView.setPath(path); 95 | //重复播放 96 | pathView.setRepeat(isRepeat); 97 | 98 | mPathViews[i] = pathView; 99 | mContainer.addView(pathView); 100 | } 101 | for (PathView pathView : mPathViews) { 102 | pathView.start(); 103 | } 104 | } 105 | } 106 | 107 | private void stopAnimations() { 108 | if (mPathViews != null) { 109 | for (PathView tmp : mPathViews) { 110 | if (tmp != null) { 111 | tmp.stop(); 112 | mContainer.removeView(tmp); 113 | } 114 | } 115 | } 116 | } 117 | } 118 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /app/src/main/res/layout/act_main_view.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 12 | 13 | 17 | 18 | 19 | 22 | 23 |