点击图片变暗或者变亮 ----一张图片实现

TouchLight TouchDark

public static final OnTouchListener TouchLight = 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 };

		@Override
		public boolean onTouch(View v, MotionEvent event) {
			if (event.getAction() == MotionEvent.ACTION_DOWN) {
				v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_SELECTED));
				v.setBackgroundDrawable(v.getBackground());
			} else if (event.getAction() == MotionEvent.ACTION_UP) {
				v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_NOT_SELECTED));
				v.setBackgroundDrawable(v.getBackground());
			}
			return false;
		}
	};

	public static final OnTouchListener TouchDark = 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 };

		@Override
		public boolean onTouch(View v, MotionEvent event) {
			if (event.getAction() == MotionEvent.ACTION_DOWN) {
				v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_SELECTED));
				v.setBackgroundDrawable(v.getBackground());
			} else if (event.getAction() == MotionEvent.ACTION_UP) {
				v.getBackground().setColorFilter(new ColorMatrixColorFilter(BT_NOT_SELECTED));
				v.setBackgroundDrawable(v.getBackground());
			}
			return false;
		}
	};