public void start() {
        if (!mRun) {
            mRun = true;
            scheduleSelf(mAnim, SystemClock.uptimeMillis() + FRAME_DURATION);
        }
    }
Set the draw progress
The progress include 0~1 float
On changed, stop animation draw

@param progress Loading progress
caprice/ui/src/main/java/net/qiujuer/genius/ui/drawable/LoadingDrawable.java