@TargetApi(Build.VERSION_CODES.LOLLIPOP)
    private void setHotspot(float x, float y) {
        final int version = Build.VERSION.SDK_INT;
        if (version >= Build.VERSION_CODES.LOLLIPOP) {
            mRipple.setHotspot(x, y);
        }
    }
Sets the color of the SeekBar scrubber

@param color The color the track will be changed to
caprice/ui/src/main/java/net/qiujuer/genius/ui/widget/AbsSeekBar.java