public void setScrubberColor(ColorStateList stateList) {
        mScrubberStateList = stateList;
        mScrubberColor = mScrubberStateList.getDefaultColor();

        if (mAlpha < 255) {
            mCurScrubberColor = Ui.modulateColorAlpha(mScrubberColor, mAlpha);
        } else {
            mCurScrubberColor = mScrubberColor;
        }
    }
Set the Scrubber ColorStateList

@param stateList ColorStateList
caprice/ui/src/main/java/net/qiujuer/genius/ui/drawable/SeekBarStateDrawable.java