private void changeSpeed(int speedType) {
        if (mAnimSpeedType == speedType)
            return;
        // Change speed type and real speed
        mAnimSpeedType = speedType;
        float speed;
        switch (speedType) {
            case SPEED_FAST:
                speed = 2f;
                break;
            case SPEED_SLOW:
                speed = 0.28f;
                break;
            default:
                speed = 1f;
                break;
        }

        if (mAnimSpeed != speed) {
            mAnimSpeed = speed;
            mEnterAnimate.reckonIncremental();
            mExitAnimate.reckonIncremental();
        }
    }
Set the touch animation duration.
This setting about exit animation.
<p/>
Default:
ExitDuration: 160ms
FactorRate: 1.0
<p/>
This set will calculation: factor * duration
This factor need > 0

@param factor Touch duration rate
caprice/ui/src/main/java/net/qiujuer/genius/ui/drawable/TouchEffectDrawable.java