android闪现动画,Android动画（Animations）

最新推荐文章于 2025-05-08 10:44:40 发布

孔祥謙

最新推荐文章于 2025-05-08 10:44:40 发布

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文章标签： android闪现动画

这篇博客介绍了如何在Android应用中实现四种基本动画：旋转、缩放、透明度变化和平移。通过监听按钮点击事件，作者展示了如何加载XML定义的动画资源并应用于ImageView，从而实现对图像的各种动态效果。

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importandroid.app.Activity;importandroid.os.Bundle;importandroid.view.View;importandroid.view.View.OnClickListener;importandroid.view.animation.AlphaAnimation;importandroid.view.animation.Animation;importandroid.view.animation.AnimationSet;importandroid.view.animation.RotateAnimation;importandroid.view.animation.ScaleAnimation;importandroid.view.animation.TranslateAnimation;importandroid.widget.Button;importandroid.widget.ImageView;public class Animation1Activity extendsActivity{private Button rotateButton = null;private Button scaleButton = null;private Button alphaButton = null;private Button translateButton = null;private ImageView mImageView = null;privateAnimation Alpha;privateAnimation Scale;privateAnimation Translate;privateAnimationRotate;

@Overridepublic voidonCreate(BundlesavedInstanceState) {super.onCreate(savedInstanceState);

setContentView(R.layout.main);

rotateButton=(Button)findViewById(R.id.rotateButton);

scaleButton=(Button)findViewById(R.id.scaleButton);

alphaButton=(Button)findViewById(R.id.alphaButton);

translateButton=(Button)findViewById(R.id.translateButton);

mImageView=(ImageView)findViewById(R.id.image);

rotateButton.setOnClickListener(newRotateButtonListener());

scaleButton.setOnClickListener(newScaleButtonListener());

alphaButton.setOnClickListener(newAlphaButtonListener());

translateButton.setOnClickListener(newTranslateButtonListener());

}classAlphaButtonListener implementsOnClickListener{public voidonClick(Viewv) {