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Android ImageView与过渡管理器的过渡_Android_Animation_Transition_Android 4.4 Kitkat_Scene - Fatal编程技术网

Android ImageView与过渡管理器的过渡

Android ImageView与过渡管理器的过渡,android,animation,transition,android-4.4-kitkat,scene,Android,Animation,Transition,Android 4.4 Kitkat,Scene,我正在使用android的新过渡管理器,它附带4.4 Kit-Kat 这个imageView我有两个场景,如下所示: 扩展的_scene.xml <ImageView android:id="@+id/avatar" android:layout_width="125dp" android:layout_height="125dp" android:content

我正在使用android的新过渡管理器,它附带4.4 Kit-Kat

这个
imageView
我有两个场景,如下所示:

扩展的_scene.xml

<ImageView
                android:id="@+id/avatar"
                android:layout_width="125dp"
                android:layout_height="125dp"
                android:contentDescription="@string/avatar"
                android:scaleType="fitXY"
                android:src="@drawable/avatar"
                android:layout_centerInParent="true" />
<ImageView
                android:id="@+id/avatar"
                android:layout_width="50dp"
                android:layout_height="50dp"
                android:contentDescription="@string/avatar"
                android:scaleType="fitXY"
                android:src="@drawable/avatar"
                android:layout_alignParentTop="true"
                android:layout_alignParentLeft="true" />
<?xml version="1.0" encoding="utf-8"?>
    <changeBounds/>
<transitionManager
    xmlns:android="http://schemas.android.com/apk/res/android">
    <transition
        android:toScene="@layout/collapsed_scene"
        android:transition="@anim/change_bounds"/>
    <transition
        android:toScene="@layout/expanded_scene"
        android:transition="@anim/change_bounds"/>

</transitionManager>
当我使用从展开场景到折叠场景的过渡时,图像会在不使用动画的情况下调整大小,然后将动画设置为其坐标。 若我向后更改场景,图像将转到新坐标,然后用动画调整大小

我只在
中使用


如何同时设置边界动画?

以下是动画视频:
public class MainActivity extends Activity {

    private ViewGroup mSceneRoot;
    private Scene mSceneExpanded;
    private Scene mSceneCollapsed;
    private TransitionManager mTransitionManager;
    private boolean collapse;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mSceneRoot = (ViewGroup) findViewById(R.id.sceneRoot);
        TransitionInflater inflater = TransitionInflater.from(this);


        mSceneExpanded = Scene.getSceneForLayout(mSceneRoot, R.layout.expanded_scene, this);
        mSceneCollapsed = Scene.getSceneForLayout(mSceneRoot, R.layout.collapsed_scene, this);
        mTransitionManager = inflater.inflateTransitionManager(R.anim.transitions_mgr,
                mSceneRoot);

        Button button = (Button)findViewById(R.id.button);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                mTransitionManager.transitionTo(collapse ?mSceneCollapsed:mSceneExpanded);

                collapse = !collapse;
            }
        });

    }
}