Tween动画xml

import android.content.Context;import android.graphics.Bitmap;import android.graphics.Canvas;import android.graphics.drawable.BitmapDrawable;import android.view.KeyEvent;import android.view.View;import android.view.animation.Animation;import android.view.animation.AnimationUtils;/** * @version 2012-8-16 下午02:25:19 **/public class myGameView extends View {    // 渐变透明    private Animation mAnimationAlpha = null;    // 渐变尺寸伸缩    private Animation mAnimationScale = null;    // 渐变位置移动    private Animation mAnimationTranslate = null;    // 渐变画面旋转    private Animation mAnimationRotate = null;    Bitmap bitmap = null;    Context context = null;    public myGameView(Context context) {        super(context);        bitmap = ((BitmapDrawable) getResources().getDrawable(R.drawable.icon))                .getBitmap();        // 设置焦点 就可以使用onKeyDown        setFocusable(true);        this.context = context;    }    @Override    public boolean onKeyDown(int keyCode, KeyEvent event) {        switch(keyCode) {            case KeyEvent.KEYCODE_DPAD_UP:                mAnimationAlpha = AnimationUtils.loadAnimation(context,                        R.anim.alpha);                startAnimation(mAnimationAlpha);                break;            case KeyEvent.KEYCODE_DPAD_DOWN:                mAnimationScale = AnimationUtils.loadAnimation(context,                        R.anim.scale);                startAnimation(mAnimationScale);                break;            case KeyEvent.KEYCODE_DPAD_LEFT:                mAnimationTranslate = AnimationUtils.loadAnimation(context,                        R.anim.translate);                startAnimation(mAnimationTranslate);                break;            case KeyEvent.KEYCODE_DPAD_RIGHT:                mAnimationRotate = AnimationUtils.loadAnimation(context,                        R.anim.rotate);                startAnimation(mAnimationRotate);                break;        }        return super.onKeyDown(keyCode, event);    }    @Override    protected void onDraw(Canvas canvas) {        // TODO Auto-generated method stub        super.onDraw(canvas);        canvas.drawBitmap(bitmap, 0, 0, null);    }}

alpha

<?xml version="1.0" encoding="utf-8"?><alphaxmlns:android="http://schemas.android.com/apk/res/android"android:fromAlpha="0.1"android:toAlpha="1.0"android:duration="2000"></alpha>

rotate

<?xml version="1.0" encoding="utf-8"?><rotatexmlns:android="http://schemas.android.com/apk/res/android"android:interpolator="@android:anim/accelerate_decelerate_interpolator"android:fromDegrees="0"android:toDegrees="360"android:pivotX="0.5"android:pivotY="0.5"android:duration="1000"></rotate>

scale

<?xml version="1.0" encoding="utf-8"?><scalexmlns:android="http://schemas.android.com/apk/res/android"android:interpolator="@android:anim/accelerate_decelerate_interpolator"android:fromXScale="0.0"android:toXScale="1.0"android:fromYScale="0.0"android:toYScale="1.0"android:pivotX="50%"android:pivotY="50%"android:fillAfter="false"android:duration="500"></scale>

translate

<?xml version="1.0" encoding="utf-8"?><translatexmlns:android="http://schemas.android.com/apk/res/android"android:fromXDelta="10"android:toXDelta="100"android:fromYDelta="10"android:toYDelta="100"android:duration="1000"></translate>

更多相关文章

随机推荐