Example usage for android.graphics.drawable AnimationDrawable getFrame

Introduction

In this page you can find the example usage for android.graphics.drawable AnimationDrawable getFrame.

Prototype

public Drawable getFrame(int index) 

Source Link

Usage

From source file:tk.wasdennnoch.androidn_ify.utils.NotificationColorUtil.java

/**
 * Checks whether a Drawable is a small grayscale icon.
 * Grayscale here means "very close to a perfect gray"; icon means "no larger than 64dp".
 *
 * @param d The drawable to test.//w w  w. j  a  v a2s  .c o  m
 * @return True if the bitmap is grayscale; false if it is color or too large to examine.
 */
public boolean isGrayscaleIcon(Drawable d) {
    if (d == null) {
        return false;
    } else if (d instanceof BitmapDrawable) {
        BitmapDrawable bd = (BitmapDrawable) d;
        return bd.getBitmap() != null && isGrayscaleIcon(bd.getBitmap());
    } else if (d instanceof AnimationDrawable) {
        AnimationDrawable ad = (AnimationDrawable) d;
        int count = ad.getNumberOfFrames();
        return count > 0 && isGrayscaleIcon(ad.getFrame(0));
    } else if (d instanceof VectorDrawable) {
        // We just assume you're doing the right thing if using vectors
        return true;
    } else {
        return false;
    }
}

---

From source file:com.actionbarsherlock.internal.widget.IcsProgressBar.java

/**
 * Convert a AnimationDrawable for use as a barberpole animation.
 * Each frame of the animation is wrapped in a ClipDrawable and
 * given a tiling BitmapShader.//from  w  ww  .ja va2  s  .  c  o  m
 */
private Drawable tileifyIndeterminate(Drawable drawable) {
    if (drawable instanceof AnimationDrawable) {
        AnimationDrawable background = (AnimationDrawable) drawable;
        final int N = background.getNumberOfFrames();
        AnimationDrawable newBg = new AnimationDrawable();
        newBg.setOneShot(background.isOneShot());

        for (int i = 0; i < N; i++) {
            Drawable frame = tileify(background.getFrame(i), true);
            frame.setLevel(10000);
            newBg.addFrame(frame, background.getDuration(i));
        }
        newBg.setLevel(10000);
        drawable = newBg;
    }
    return drawable;
}

---