Function rt_touch_control

components/drivers/touch/dev_touch.c:142–199

}

static rt_err_t rt_touch_control(rt_device_t dev, int cmd, void *args)
{
    rt_touch_t touch;
    rt_err_t result = RT_EOK;
    RT_ASSERT(dev != RT_NULL);
    touch = (rt_touch_t)dev;

    switch (cmd)
    {
    case RT_TOUCH_CTRL_SET_MODE:
        result = touch->ops->touch_control(touch, RT_TOUCH_CTRL_SET_MODE, args);

        if (result == RT_EOK)
        {
            rt_uint16_t mode;
            mode  = *(rt_uint16_t*)args;
            if (mode == RT_DEVICE_FLAG_INT_RX)
            {
                rt_touch_irq_enable(touch);  /* enable interrupt */
            }
        }

        break;
    case RT_TOUCH_CTRL_SET_X_RANGE:
        result = touch->ops->touch_control(touch, RT_TOUCH_CTRL_SET_X_RANGE, args);

        if (result == RT_EOK)
        {
            touch->info.range_x = *(rt_int32_t *)args;
            LOG_D("set x coordinate range :%d\n", touch->info.range_x);
        }

        break;
    case RT_TOUCH_CTRL_SET_Y_RANGE:
        result = touch->ops->touch_control(touch, RT_TOUCH_CTRL_SET_Y_RANGE, args);

        if (result == RT_EOK)
        {
            touch->info.range_y = *(rt_uint32_t *)args;
            LOG_D("set y coordinate range :%d \n", touch->info.range_x);
        }

        break;
    case RT_TOUCH_CTRL_DISABLE_INT:
        rt_touch_irq_disable(touch);
        break;
    case RT_TOUCH_CTRL_ENABLE_INT:
        rt_touch_irq_enable(touch);
        break;

    case RT_TOUCH_CTRL_GET_ID:
    case RT_TOUCH_CTRL_GET_INFO:
    default:
        return touch->ops->touch_control(touch, cmd, args);
    }

    return result;
}