安卓点击图片变暗，出现点击的效果

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安卓点击图片变暗，出现点击的效果
package org.animation;import android.graphics.ColorMatrixColorFilter;import android.view.MotionEvent;import android.view.View;import android.view.View.OnTouchListener;import android.widget.ImageView;public class AnimationUtils {/** * 给试图添加点击效果,让背景变深 * */public static void addTouchDrak(View view , boolean isClick){view.setOnTouchListener( VIEW_TOUCH_DARK ) ; if(!isClick){view.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {}});}}/** * 给试图添加点击效果,让背景变暗 * */public static void addTouchLight(View view , boolean isClick){view.setOnTouchListener( VIEW_TOUCH_LIGHT ) ; if(!isClick){view.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {}});}}/** * 让控件点击时，颜色变深 * */public static final OnTouchListener VIEW_TOUCH_DARK = new OnTouchListener() {public final float[] BT_SELECTED = new float[] { 1, 0, 0, 0, -50, 0, 1,0, 0, -50, 0, 0, 1, 0, -50, 0, 0, 0, 1, 0 };public final float[] BT_NOT_SELECTED = new float[] { 1, 0, 0, 0, 0, 0,1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0 };@Overridepublic boolean onTouch(View v, MotionEvent event) {if (event.getAction() == MotionEvent.ACTION_DOWN) {if(v instanceof ImageView){ImageView iv = (ImageView) v;iv.setColorFilter( new ColorMatrixColorFilter(BT_SELECTED) ) ; }else{v.getBackground().setColorFilter( new ColorMatrixColorFilter(BT_SELECTED) );v.setBackgroundDrawable(v.getBackground());}} else if (event.getAction() == MotionEvent.ACTION_UP) {if(v instanceof ImageView){ImageView iv = (ImageView) v;iv.setColorFilter( new ColorMatrixColorFilter(BT_NOT_SELECTED) ) ; }else{v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_NOT_SELECTED));v.setBackgroundDrawable(v.getBackground());}}return false;}};/** * 让控件点击时，颜色变暗 * */public static final OnTouchListener VIEW_TOUCH_LIGHT = new OnTouchListener(){public final float[] BT_SELECTED = new float[] { 1, 0, 0, 0, 50, 0, 1,0, 0, 50, 0, 0, 1, 0, 50, 0, 0, 0, 1, 0 };public final float[] BT_NOT_SELECTED = new float[] { 1, 0, 0, 0, 0, 0,1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0 };@Overridepublic boolean onTouch(View v, MotionEvent event) {if (event.getAction() == MotionEvent.ACTION_DOWN) {if(v instanceof ImageView){ImageView iv = (ImageView) v;iv.setDrawingCacheEnabled(true); iv.setColorFilter( new ColorMatrixColorFilter(BT_SELECTED) ) ; }else{v.getBackground().setColorFilter( new ColorMatrixColorFilter(BT_SELECTED) );v.setBackgroundDrawable(v.getBackground());}} else if (event.getAction() == MotionEvent.ACTION_UP) {if(v instanceof ImageView){ImageView iv = (ImageView) v; iv.setColorFilter( new ColorMatrixColorFilter(BT_NOT_SELECTED) ) ; System.out.println( "变回来" ); }else{v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_NOT_SELECTED));v.setBackgroundDrawable(v.getBackground());}}return false;}};}
颜色地址： http://www.ioracle.org/attachment/ColorMatrixDemo.swf
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