Adding Vector Asset Animations for Buttons

Vector Assets on Buttons/Expe/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

Vector Assets on Buttons/Expe/app/.gitignore

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+/build

Vector Assets on Buttons/Expe/app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
+    defaultConfig {
+        applicationId "com.example.usgir.expe"
+        minSdkVersion 25
+        targetSdkVersion 25
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.android.support.constraint:constraint-layout:1.0.2'
+    testCompile 'junit:junit:4.12'
+}

Vector Assets on Buttons/Expe/app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in C:\Users\usgir\AppData\Local\Android\sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

Vector Assets on Buttons/Expe/app/src/androidTest/java/com/example/usgir/expe/ExampleInstrumentedTest.java

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+package com.example.usgir.expe;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.example.usgir.expe", appContext.getPackageName());
+    }
+}

Vector Assets on Buttons/Expe/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.usgir.expe">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

Vector Assets on Buttons/Expe/app/src/main/java/com/example/usgir/expe/MainActivity.java

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+package com.example.usgir.expe;
+
+import android.animation.ObjectAnimator;
+import android.support.graphics.drawable.AnimatedVectorDrawableCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        final AnimatedVectorDrawableCompat vectorDrawableCompat = AnimatedVectorDrawableCompat.create(getApplicationContext(),R.drawable.vectdrawable);
+        final Button button = (Button)findViewById(R.id.button);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (vectorDrawableCompat!=null)
+                {
+                    button.setBackground(vectorDrawableCompat);
+                    vectorDrawableCompat.start();
+                }
+            }
+        });
+    }
+}

Vector Assets on Buttons/Expe/app/src/main/res/animator/objanim.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="100"
+    android:propertyName="pathData"
+    android:valueType="pathType"
+    android:valueFrom="M 20 0.1 L 19.9 0.05 L 19.8 0.05"
+    android:valueTo="M 20 0.1 L 12 1 L 15 2"/>

Vector Assets on Buttons/Expe/app/src/main/res/animator/objanim2.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="500"
+    android:propertyName="translateX"
+    android:valueFrom="0"
+    android:valueTo="-150"
+    android:startOffset="100"/>

Vector Assets on Buttons/Expe/app/src/main/res/animator/objanim3.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="100"
+    android:propertyName="fillColor"
+    android:valueType="colorType"
+    android:valueFrom="#FF4081"
+    android:valueTo="#c059"
+    android:startOffset="400"/>
+

Vector Assets on Buttons/Expe/app/src/main/res/drawable/back.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+    <corners android:radius="15dp"/>
+    <solid android:color="@color/colorAccent"/>
+</shape>

Vector Assets on Buttons/Expe/app/src/main/res/drawable/ic_backback.xml

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+<vector android:height="24dp" android:viewportHeight="658.0"
+    android:viewportWidth="395.0" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF4081"
+        android:pathData="M13.5,6.5c-5.7,2 -9.3,6.6 -10,12.9 -0.3,2.8 -0.5,144 -0.3,313.8l0.3,308.7 2.1,2.7c1.1,1.5 3.3,3.7 4.8,4.8l2.7,2.1 183.7,0 183.7,0 3.3,-2.3c1.8,-1.3 4,-3.8 5,-5.5 1.6,-3 1.7,-21 1.7,-315.2l0,-312 -2,-3.5c-1.2,-1.9 -3.6,-4.3 -5.5,-5.5 -3.5,-2 -4.4,-2 -184.5,-2.2 -153.8,-0.2 -181.6,0 -185,1.2z" android:strokeColor="#00000000"/>
+</vector>

Vector Assets on Buttons/Expe/app/src/main/res/drawable/ic_vect.xml

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+<vector android:height="24dp" android:viewportHeight="22.5"
+    android:viewportWidth="21.5" android:width="24dp"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+    <group android:name="nothing">
+        <path android:fillColor="#FF4081"
+            android:name="path1"
+            android:strokeWidth="0.01"
+            android:strokeColor="#ffffff"
+            android:pathData="M 1 0 L 20 0.1 S 21.2 0.3 21 0.5 L 21.01 22
+            S 20.5 22.2 20 22.4 L 1.1 22.4 S 0.4 22.2 0.4 22 L 0.4 0.9
+            S 0.54 0.5 1 0 "/>
+    </group>
+    <group android:name="trans2">
+        <path android:name="transpath2"
+            android:strokeColor="#c059"
+            android:strokeWidth="0.5"
+            android:fillColor="#000000"
+            android:pathData="M 20 0.1 L 16 0.05 L 15 2"/>
+    </group>
+</vector>

Vector Assets on Buttons/Expe/app/src/main/res/drawable/vect.xml

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+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+     android:width="24dp" android:height="24dp"
+     android:viewportWidth="21.5" android:viewportHeight="22.5">
+    <group android:name="group">
+        <path android:name="rect"
+            android:strokeColor="#ffffff"
+            android:fillColor="#FF4081"
+            android:strokeWidth="0.01"
+            android:pathData="M 1 0 L 20 0.1 S 21.2 0.3 21 0.5 L 21.01 22
+            S 20.5 22.2 20 22.4 L 1.1 22.4 S 0.4 22.2 0.4 22 L 0.4 0.9
+            S 0.54 0.5 1 0 "
+            />
+    </group>
+    <group android:name="trans">
+        <path android:name="transpath"
+            android:strokeColor="#c059"
+            android:strokeWidth="0.5"
+            android:fillColor="#000000"
+            android:pathData="M 20 0.1 L 19.9 0.05 L 19.8 0.05"/>
+    </group>
+    </vector>

Vector Assets on Buttons/Expe/app/src/main/res/drawable/vectdrawable.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<animated-vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:drawable="@drawable/vect">
+<target
+    android:animation="@animator/objanim"
+    android:name="transpath"/>
+    <target
+        android:animation="@animator/objanim2"
+        android:name="trans"/>
+    <target
+        android:animation="@animator/objanim3"
+        android:name="rect"/>
+</animated-vector>

Vector Assets on Buttons/Expe/app/src/main/res/layout/activity_main.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.example.usgir.expe.MainActivity">
+
+
+    <Button
+        android:id="@+id/button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_centerVertical="true"
+        android:background="@drawable/vect"
+        android:elevation="8dp"
+        android:fontFamily="sans-serif"
+        android:padding="30dp"
+        android:text="Click Me"
+        android:textAlignment="center"
+        android:textColor="@android:color/background_light"
+        android:textSize="18sp" />
+</RelativeLayout>