public void animateToPressed() {
        unscheduleSelf(mUpdater);
        mReverse = false;
        if (mCurrentScale < 1) {
            mRunning = true;
            mAnimationInitialValue = mCurrentScale;
            float durationFactor = 1f - mCurrentScale;
            mDuration = (int) (ANIMATION_DURATION * durationFactor);
            mStartTime = SystemClock.uptimeMillis();
            scheduleSelf(mUpdater, mStartTime + FRAME_DURATION);
        } else {
            notifyFinishedToListener();
        }
    }
The two colors that will be used for the seek thumb.

@param startColor Color used for the seek thumb
@param endColor   Color used for popup indicator
app/src/main/java/com/duan/musicoco/view/discreteseekbar/internal/drawable/MarkerDrawable.java