1.自定义进度条UI
2.进度条动效
Animate ProgressBar update in Android
public class ProgressBarAnimation extends Animation{
private ProgressBar progressBar;
private float from;
private float to;
public ProgressBarAnimation(ProgressBar progressBar, float from, float to) {
super();
this.progressBar = progressBar;
this.from = from;
this.to = to;
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
super.applyTransformation(interpolatedTime, t);
float value = from + (to - from) * interpolatedTime;
progressBar.setProgress((int) value);
}
}
ProgressBarAnimation anim = new ProgressBarAnimation(progress, from, to);
anim.setDuration(1000);
progress.startAnimation(anim);
