/** Stop the indeterminate progress animation. */
void stopAnimation() {
mAnimation = null;
mTransformation = null;
if (mIndeterminateDrawable instanceof Animatable) {
((Animatable) mIndeterminateDrawable).stop();
mShouldStartAnimationDrawable = false;
}
postInvalidate();
}
/**
* Define the drawable used to draw the progress bar in indeterminate mode.
*
* @param d the new drawable
* @see #getIndeterminateDrawable()
* @see #setIndeterminate(boolean)
*/
public void setIndeterminateDrawable(Drawable d) {
if (d != null) {
d.setCallback(this);
}
mIndeterminateDrawable = d;
if (mIndeterminate) {
mCurrentDrawable = d;
postInvalidate();
}
}
@Override
public void onTransferProgress(
long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
if (percent != mLastPercent) {
ProgressBar pb = mProgressBar.get();
if (pb != null) {
pb.setProgress(percent);
pb.postInvalidate();
}
}
mLastPercent = percent;
}
/**
* Set the range of the progress bar to 0...<tt>max</tt>.
*
* @param max the upper range of this progress bar
* @see #getMax()
* @see #setProgress(int)
* @see #setSecondaryProgress(int)
*/
@android.view.RemotableViewMethod
public synchronized void setMax(int max) {
if (max < 0) {
max = 0;
}
if (max != mMax) {
mMax = max;
postInvalidate();
if (mProgress > max) {
mProgress = max;
refreshProgress(R.id.progress, mProgress, false);
}
}
}
/**
* Define the drawable used to draw the progress bar in progress mode.
*
* @param d the new drawable
* @see #getProgressDrawable()
* @see #setIndeterminate(boolean)
*/
public void setProgressDrawable(Drawable d) {
if (d != null) {
d.setCallback(this);
// Make sure the ProgressBar is always tall enough
int drawableHeight = d.getMinimumHeight();
if (mMaxHeight < drawableHeight) {
mMaxHeight = drawableHeight;
requestLayout();
}
}
mProgressDrawable = d;
if (!mIndeterminate) {
mCurrentDrawable = d;
postInvalidate();
}
}
/** Start the indeterminate progress animation. */
void startAnimation() {
if (getVisibility() != VISIBLE) {
return;
}
if (mIndeterminateDrawable instanceof Animatable) {
mShouldStartAnimationDrawable = true;
mAnimation = null;
} else {
if (mInterpolator == null) {
mInterpolator = new LinearInterpolator();
}
mTransformation = new Transformation();
mAnimation = new AlphaAnimation(0.0f, 1.0f);
mAnimation.setRepeatMode(mBehavior);
mAnimation.setRepeatCount(Animation.INFINITE);
mAnimation.setDuration(mDuration);
mAnimation.setInterpolator(mInterpolator);
mAnimation.setStartTime(Animation.START_ON_FIRST_FRAME);
}
postInvalidate();
}