支援触摸屏驱动的适配层，能够为触摸屏驱动获得的采样提供诸如滤波、去抖、校准等功能，通常作为触摸屏驱动的适配层，为上层的应用提供了一个统一的接口。-Support touch screen driven adaptation layer, can be obtained for the sample to provide touch screen driver such as filtering, to shake, calibration and other functions, usually