本文讲述了java实现帧动画的实例代码。分享给大家供大家参考，具体如下：
1、效果图
2、帧动画的简要代码
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private imageview bganimview; private animationdrawable manimationdrawable; //初始化 manimationdrawable = new animationdrawable(); bganimview = new imageview(mcontext); bganimview.setbackgrounddrawable(getanimationdrawable(manimationdrawable)); params = new framelayout.layoutparams(viewgroup.layoutparams.wrap_content, viewgroup.layoutparams.wrap_content); params.topmargin = util.div(176 + 58); params.gravity = gravity.center_horizontal; addview(bganimview, params); private animationdrawable getanimationdrawable(animationdrawable manimationdrawable) { int duration = 50; manimationdrawable.addframe(mcontext.getresources().getdrawable(r.drawable.loading1), duration); manimationdrawable.addframe(mcontext.getresources().getdrawable(r.drawable.loading2), duration); manimationdrawable.addframe(mcontext.getresources().getdrawable(r.drawable.loading3), duration); manimationdrawable.setoneshot(false); return manimationdrawable; } //动画开始 public void animloadingstart() { this.setvisibility(view.visible); if (manimationdrawable != null) { manimationdrawable.start(); } } //动画结束 public void animloadingend() { if (manimationdrawable != null) { manimationdrawable.stop(); } |
3、扩展：
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//x轴平移 public void animy(int y, int nexty, int duration) { linearinterpolator ll = new linearinterpolator(); //匀速 objectanimator animator = objectanimator.offloat(yourview, "translationy", 0, 300);//300若为负值，就是向上平移 animator.setduration(duration); animator.setinterpolator(ll); animator.start(); } //y轴平移 public void animx(int x, int nextx, int duration) { linearinterpolator ll = new linearinterpolator(); objectanimator animator = objectanimator.offloat(yourview, "translationx", x, nextx); animator.setduration(duration); animator.setinterpolator(ll); animator.start(); } //纵向压缩0.5倍 linearinterpolator ll = new linearinterpolator();//匀速 scaleanimation scaleanimation = new scaleanimation(1, 1, 1, 0.5f);//默认从（0,0） scaleanimation.setduration(500); scaleanimation.setinterpolator(ll); scaleanimation.setfillafter(true); chartview.startanimation(scaleanimation); //横向压缩0.5倍 linearinterpolator ll = new linearinterpolator(); scaleanimation scaleanimation = new scaleanimation(1, 0.5f, 1, 1);//默认从（0,0） scaleanimation.setduration(500); scaleanimation.setinterpolator(ll); scaleanimation.setfillafter(true); chartview.startanimation(scaleanimation); |
以上就是这篇文章的全部内容了，希望本文的内容对大家的学习或者工作具有一定的参考学习价值，如果有疑问大家可以留言交流，谢谢大家对服务器之家的支持。
原文链接：https://blog.csdn.net/meetings/article/details/78785424
