trinhduyhung

public class CircularProgressDrawable extends Drawable
    implements Animatable {

  private static final Interpolator ANGLE_INTERPOLATOR      = new LinearInterpolator();
  private static final Interpolator SWEEP_INTERPOLATOR      = new DecelerateInterpolator();
  private static final int          ANGLE_ANIMATOR_DURATION = 2000;
  private static final int          SWEEP_ANIMATOR_DURATION = 600;
  private static final int          MIN_SWEEP_ANGLE         = 30;
  private final        RectF        fBounds                 = new RectF();

trinhduyhung

package  your_package;

import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;