android代码实现ScaleAnimation动画(附原码)

package com.yangguangfu.cn;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.view.animation.Animation;import android.view.animation.Animation.AnimationListener;import android.view.animation.ScaleAnimation;import android.widget.ImageView;public class ScaleAnimationDemoActivity extends Activity implementsOnClickListener {private ImageView top_left;private ImageView top_right;private ImageView bottom_left;private ImageView bottom_right;private ImageView center;/** Called when the activity is first created. */@Overridepublic void onCreate(Bundle savedInstanceState) { // 要使用findViewById,super.onCreate(savedInstanceState); // 做为使用者介面setContentView(R.layout.second);// 取得UI 介面中的View 物件// 取得View 物件后，再透过转换成实际的物件top_left = (ImageView) findViewById(R.id.top_left);top_right = (ImageView) findViewById(R.id.top_right);bottom_left = (ImageView) findViewById(R.id.bottom_left);bottom_right = (ImageView) findViewById(R.id.bottom_right);center = (ImageView) findViewById(R.id.center);top_left.setOnClickListener(this);top_right.setOnClickListener(this);bottom_left.setOnClickListener(this);bottom_right.setOnClickListener(this);center.setOnClickListener(this);}@Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.top_left:topLeftScaleAnimation(v);break;case R.id.top_right:topRightScaleAnimation(v);break;case R.id.bottom_left:bottomLiftScaleAnimation(v);break;case R.id.bottom_right:bottomRightScaleAnimation(v);break;case R.id.center:centerScaleAnimation(v);break;}}private Animation topLeftanimation;private boolean istopLeft = false;private void topLeftScaleAnimation(final View v) {if (!istopLeft) {topLeftanimation = new ScaleAnimation(1.0f, 4.0f, 1.0f, 4.0f,Animation.RELATIVE_TO_SELF, 0.0f,Animation.RELATIVE_TO_SELF, 0.0f);istopLeft = true;} else {topLeftanimation = new ScaleAnimation(4.0f, 1.0f, 4.0f, 1.0f,Animation.RELATIVE_TO_SELF, 0.0f,Animation.RELATIVE_TO_SELF, 0.0f);istopLeft = false;}// 动画开始到结束的执行时间(1000 = 1 秒)topLeftanimation.setDuration(2000);// 动画重复次数(-1 表示一直重复)// am.setRepeatCount(1);topLeftanimation.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationRepeat(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationEnd(Animation animation) {top_left.setEnabled(true);}});topLeftanimation.setFillAfter(true);// 图片配置动画top_left.setAnimation(topLeftanimation);// Help();// handler.sendEmptyMessageDelayed(topHand, 2000);// top_left.setLayoutParams(lp);// 动画开始topLeftanimation.startNow();top_left.setEnabled(false);}private static final int topHand = 6;private boolean isBottomLift = false;Animation bottomLiftScaleAnimation = null;private void bottomLiftScaleAnimation(View v) {if (!isBottomLift) {bottomLiftScaleAnimation = new ScaleAnimation(1.0f, 4.0f, 1.0f,4.0f, Animation.RELATIVE_TO_SELF, 0f,Animation.RELATIVE_TO_SELF, 1.0f);isBottomLift = true;} else {bottomLiftScaleAnimation = new ScaleAnimation(4.0f, 1.0f, 4.0f,1.0f, Animation.RELATIVE_TO_SELF, 0f,Animation.RELATIVE_TO_SELF, 1.0f);isBottomLift = false;}// 动画开始到结束的执行时间(1000 = 1 秒)bottomLiftScaleAnimation.setDuration(2000);// 动画重复次数(-1 表示一直重复)// bottomLiftScaleAnimation.setRepeatCount(-1);bottomLiftScaleAnimation.setFillAfter(true);// 图片配置动画bottom_left.setAnimation(bottomLiftScaleAnimation);bottomLiftScaleAnimation.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationRepeat(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationEnd(Animation animation) {bottom_left.setEnabled(true);}});// 动画开始bottomLiftScaleAnimation.startNow();bottom_left.setEnabled(false);}private boolean isBottomRigth = false;Animation bottomRightScaleAnimation;private void bottomRightScaleAnimation(View v) {if (!isBottomRigth) {bottomRightScaleAnimation = new ScaleAnimation(1.0f, 4.0f, 1.0f,4.0f, Animation.RELATIVE_TO_SELF, 1.0f,Animation.RELATIVE_TO_SELF, 1.0f);isBottomRigth = true;} else {bottomRightScaleAnimation = new ScaleAnimation(4.0f, 1.0f, 4.0f,1.0f, Animation.RELATIVE_TO_SELF, 1.0f,Animation.RELATIVE_TO_SELF, 1.0f);isBottomRigth = false;}// 动画开始到结束的执行时间(1000 = 1 秒)bottomRightScaleAnimation.setDuration(2000);bottomRightScaleAnimation.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationRepeat(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationEnd(Animation animation) {// TODO Auto-generated method stubbottom_right.setEnabled(true);}});// 动画重复次数(-1 表示一直重复)// bottomRightScaleAnimation.setRepeatCount(-1);bottomRightScaleAnimation.setFillAfter(true);// 图片配置动画bottom_right.setAnimation(bottomRightScaleAnimation);// 动画开始bottomRightScaleAnimation.startNow();bottom_right.setEnabled(false);}private Animation topRightScaleAnimation;private boolean isTopRight = false;private void topRightScaleAnimation(View v) {if (!isTopRight) {topRightScaleAnimation = new ScaleAnimation(1.0f, 4.0f, 1.0f, 4.0f,Animation.RELATIVE_TO_SELF, 1.0f,Animation.RELATIVE_TO_SELF, 0.0f);isTopRight = true;} else {topRightScaleAnimation = new ScaleAnimation(4.0f, 1.0f, 4.0f, 1.0f,Animation.RELATIVE_TO_SELF, 1.0f,Animation.RELATIVE_TO_SELF, 0.0f);isTopRight = false;}topRightScaleAnimation.setDuration(2000);// 动画重复次数(-1 表示一直重复)// topRightScaleAnimation.setRepeatCount(-1);// 图片配置动画top_right.setAnimation(topRightScaleAnimation);topRightScaleAnimation.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationRepeat(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationEnd(Animation animation) {top_right.setEnabled(true);}});// 动画开始topRightScaleAnimation.startNow();topRightScaleAnimation.setFillAfter(true);top_right.setEnabled(false);}private boolean isCenter = false;Animation centerScaleAnimation;private void centerScaleAnimation(View v) {if (!isCenter) {centerScaleAnimation = new ScaleAnimation(1.0f, 4.0f, 1.0f, 4.0f,Animation.RELATIVE_TO_SELF, 0.5f,Animation.RELATIVE_TO_SELF, 0.5f);isCenter = true;} else {centerScaleAnimation = new ScaleAnimation(4.0f, 1.0f, 4.0f, 1.0f,Animation.RELATIVE_TO_SELF, 0.5f,Animation.RELATIVE_TO_SELF, 0.5f);isCenter = false;}centerScaleAnimation.setDuration(2000);centerScaleAnimation.setFillAfter(true);// 动画重复次数(-1 表示一直重复)// centerScaleAnimation.setRepeatCount(-1);centerScaleAnimation.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationRepeat(Animation animation) {// TODO Auto-generated method stub}@Overridepublic void onAnimationEnd(Animation animation) {center.setEnabled(true);// TODO Auto-generated method stub}});// 图片配置动画center.setAnimation(centerScaleAnimation);// 动画开始centerScaleAnimation.startNow();center.setEnabled(false);}}
1，动画执行之前
android代码实现ScaleAnimation动画(附原码)

2，动画执行之后
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