Как использовать векторную анимацию (Animated Vector Drawable) в андроид-приложениях. Как загрузть в приложение android свою векторную картинку и как анимировать векторные изображения.
На прошлом уроке по дизайну андроид-приложений мы говорили об использовании векторной графики и научились создавать векторные ресурсы в Андроид Студио.
На этом уроке загрузим в приложение свою векторную картинку и научимся анимировать векторные изображения. Исходный код под видео.
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="500dp"
android:height="500dp"
android:viewportHeight="500"
android:viewportWidth="500">
<group android:name="head">
<path
android:fillColor="#9FBF3B"
android:pathData="M301.3,83.3l20.2,-29.3c1.2,-1.7 0.9,-4 -0.7,-5.1c-1.6,-1.1 -3.8,-0.5 -5,1.2L294.9,80.5c-13.8,-5.4 -29.1,-8.5 -45.3,-8.5c-16.2,0 -31.5,3 -45.3,8.5l-20.9,-30.4c-1.2,-1.7 -3.4,-2.3 -5,-1.2c-1.6,1.1 -1.9,3.4 -0.7,5.1l20.2,29.3c-32.1,14.9 -54.5,43.3 -57.4,76.3h218.3C355.9,126.6 333.4,98.2 301.3,83.3" />
<path
android:name="blink_left"
android:fillColor="#FFFFFF"
android:pathData="M204,129.4c-6.7,0 -12.1,-5.4 -12.1,-12.1c0,-6.7 5.4,-12.1 12.1,-12.1c6.7,0 12.1,5.4 12.1,12.1C216,124 210.6,129.4 204,129.4" />
<path
android:name="blink_right"
android:fillColor="#FFFFFF"
android:pathData="M295.2,129.4c-6.7,0 -12.1,-5.4 -12.1,-12.1c0,-6.7 5.4,-12.1 12.1,-12.1c6.7,0 12.1,5.4 12.1,12.1C307.2,124 301.8,129.4 295.2,129.4" />
<path
android:fillColor="#9FBF3B"
android:pathData="M126.4,297.6c0,13.4 -10.9,24.4 -24.4,24.4l0,0c-13.4,0 -24.4,-10.9 -24.4,-24.4V199.1c0,-13.4 10.9,-24.4 24.4,-24.4l0,0c13.5,0 24.4,10.9 24.4,24.4V297.6z" />
<path
android:fillColor="#9FBF3B"
android:pathData="M372.7,297.6c0,13.4 10.9,24.4 24.4,24.4l0,0c13.4,0 24.4,-10.9 24.4,-24.4V199.1c0,-13.4 -10.9,-24.4 -24.4,-24.4l0,0c-13.5,0 -24.4,10.9 -24.4,24.4V297.6z" />
</group>
<path
android:fillColor="#9FBF3B"
android:pathData="M140.4,175.5v177.9c0,10.6 8.6,19.1 19.1,19.1h22.6v54.7c0,13.5 10.9,24.4 24.4,24.4c13.5,0 24.4,-10.9 24.4,-24.4v-54.7h37.4v54.7c0,13.5 10.9,24.4 24.4,24.4s24.4,-10.9 24.4,-24.4v-54.7h22.6c10.6,0 19.1,-8.6 19.1,-19.1V175.5H140.4z" />
</vector>
<?xml version="1.0" encoding="utf-8"?>
<animated-vector
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:drawable="@drawable/android"
tools:ignore="NewApi">
<target
android:animation="@animator/blink_left"
android:name="blink_left" />
<target
android:animation="@animator/blink_right"
android:name="blink_right" />
<target
android:animation="@animator/head_up"
android:name="head" />
</animated-vector>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<objectAnimator
android:duration="400"
android:repeatCount="infinite"
android:repeatMode="reverse"
android:valueFrom="#FFFFFF"
android:valueTo="#9FBF3B"
android:valueType="colorType"
android:propertyName="fillColor"/>
</set>
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<objectAnimator
android:duration="400"
android:propertyName="translateY"
android:repeatCount="infinite"
android:repeatMode="reverse"
android:valueFrom="0"
android:valueTo="-10"
android:valueType="floatType" />
</set>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context="info.fandroid.myapplication.MainActivity"
tools:showIn="@layout/app_bar_main">
<ImageView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/ic_android_green_240dp"
tools:ignore = "MissingPrefix"/>
<ImageView
android:id="@+id/android_anim"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/anim_android"
tools:ignore="MissingPrefix" />
</LinearLayout>
apply plugin: 'com.android.application'
android {
compileSdkVersion 23
buildToolsVersion "23.0.2"
defaultConfig {
applicationId "info.fandroid.myapplication"
minSdkVersion 14
targetSdkVersion 23
versionCode 1
versionName "1.0"
vectorDrawables.useSupportLibrary = true
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
testCompile 'junit:junit:4.12'
compile 'com.android.support:appcompat-v7:23.2.0'
compile 'com.android.support:design:23.2.0'
compile 'com.android.support:support-vector-drawable:23.2.0'
compile 'com.android.support:animated-vector-drawable:23.2.0'
}
package ...;
import android.graphics.drawable.Animatable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.NavigationView;
import android.support.design.widget.Snackbar;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.app.AppCompatDelegate;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ImageView;
public class MainActivity extends AppCompatActivity
implements NavigationView.OnNavigationItemSelectedListener {
private ImageView mAnimAndroid;
static {
AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_AUTO);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
mAnimAndroid = (ImageView) findViewById(R.id.android_anim);
FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
});
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
drawer.setDrawerListener(toggle);
toggle.syncState();
NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
navigationView.setNavigationItemSelectedListener(this);
}
@Override
protected void onResume() {
super.onResume();
Drawable drawable = mAnimAndroid.getDrawable();
if (drawable instanceof Animatable){
((Animatable) drawable).start();
}
}
@Override
public void onBackPressed() {
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
if (drawer.isDrawerOpen(GravityCompat.START)) {
drawer.closeDrawer(GravityCompat.START);
} else {
super.onBackPressed();
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
// Handle navigation view item clicks here.
int id = item.getItemId();
if (id == R.id.nav_camera) {
// Handle the camera action
} else if (id == R.id.nav_gallery) {
} else if (id == R.id.nav_slideshow) {
} else if (id == R.id.nav_manage) {
} else if (id == R.id.nav_share) {
} else if (id == R.id.nav_send) {
}
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
drawer.closeDrawer(GravityCompat.START);
return true;
}
}
xml не показало, вот ссылка на стековерфлоу
http://stackoverflow.com/questions/36955756/classcastexception-vectordrawable-cannot-be-cast-to-animatable
При анимации вылетает клас каст ексепшин, но почему?
switch_circle.xml
AppCompatImageButton switchCircle = (AppCompatImageButton) view.findViewById(R.id.switchButtonCircle);
Drawable drawable = switchCircle.getDrawable();
((Animatable) drawable).start();
switch_circle_animated_vector.xml
filling.xml
image button
stacktrace
java.lang.ClassCastException: android.graphics.drawable.VectorDrawable cannot be cast to android.graphics.drawable.Animatable
at com.plorial.telegramcamera.CameraPreviewFragment$1.onClick(CameraPreviewFragment.java:65)
at android.view.View.performClick(View.java:5198)
at android.view.View$PerformClick.run(View.java:21147)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)