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/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-02-08 Zhangyihong the first version
*/
#include <rtthread.h>
#include <drivers/pin.h>
#include <rthw.h>
#include "drv_touch.h"
#ifdef TINA_USING_TOUCH
#if (defined PKG_USING_GUIENGINE) || (defined RT_USING_RTGUI)
#include <rtgui/event.h>
#include <rtgui/rtgui_server.h>
#endif
#define BSP_TOUCH_SAMPLE_HZ (50)
static rt_list_t driver_list;
extern void touch_down(void);
extern void touch_mo(void);
extern void touch_up(void);
void rt_touch_drivers_register(touch_drv_t drv)
{
rt_list_insert_before(&driver_list, &drv->list);
}
static void post_down_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
{
#if (defined PKG_USING_GUIENGINE) || (defined RT_USING_RTGUI)
struct rtgui_event_mouse emouse;
emouse.parent.sender = RT_NULL;
emouse.wid = RT_NULL;
emouse.parent.type = RTGUI_EVENT_MOUSE_BUTTON;
emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_DOWN;
emouse.x = x;
emouse.y = y;
#ifdef PKG_USING_GUIENGINE
emouse.ts = rt_tick_get();
emouse.id = ts;
#endif
rtgui_server_post_event(&emouse.parent, sizeof(emouse));
rt_kprintf("touch down x:%d,y%d,id:%d\r\n", x, y, ts);
touch_down();
#endif
}
static void post_motion_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
{
#if (defined PKG_USING_GUIENGINE) || (defined RT_USING_RTGUI)
struct rtgui_event_mouse emouse;
emouse.parent.sender = RT_NULL;
emouse.wid = RT_NULL;
emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_DOWN;
emouse.parent.type = RTGUI_EVENT_MOUSE_MOTION;
emouse.x = x;
emouse.y = y;
#ifdef PKG_USING_GUIENGINE
emouse.ts = rt_tick_get();
emouse.id = ts;
#endif
rtgui_server_post_event(&emouse.parent, sizeof(emouse));
rt_kprintf("touch motion x:%d,y%d,id:%d\r\n", x, y, ts);
touch_mo();
#endif
}
static void post_up_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
{
#if (defined PKG_USING_GUIENGINE) || (defined RT_USING_RTGUI)
struct rtgui_event_mouse emouse;
emouse.parent.sender = RT_NULL;
emouse.wid = RT_NULL;
emouse.parent.type = RTGUI_EVENT_MOUSE_BUTTON;
emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP;
emouse.x = x;
emouse.y = y;
#ifdef PKG_USING_GUIENGINE
emouse.ts = rt_tick_get();
emouse.id = ts;
#endif
rtgui_server_post_event(&emouse.parent, sizeof(emouse));
rt_kprintf("touch up x:%d,y%d,id:%d\r\n", x, y, ts);
touch_up();
#endif
}
static void touch_thread_entry(void *parameter)
{
touch_drv_t touch = (touch_drv_t)parameter;
struct touch_message msg;
rt_tick_t emouse_id = 0;
touch->ops->isr_enable(RT_TRUE);
while (1)
{
if (rt_sem_take(touch->isr_sem, RT_WAITING_FOREVER) != RT_EOK)
{
continue;
}
if (touch->ops->read_point(&msg) != RT_EOK)
{
touch->ops->isr_enable(RT_TRUE);
continue;
}
switch (msg.event)
{
case TOUCH_EVENT_UP:
post_up_event(msg.x, msg.y, emouse_id);
break;
case TOUCH_EVENT_DOWN:
emouse_id = rt_tick_get();
post_down_event(msg.x, msg.y, emouse_id);
break;
case TOUCH_EVENT_MOVE:
post_motion_event(msg.x, msg.y, emouse_id);
break;
default:
break;
}
rt_thread_delay(RT_TICK_PER_SECOND / BSP_TOUCH_SAMPLE_HZ);
touch->ops->isr_enable(RT_TRUE);
}
}
int rt_touch_driver_init(void)
{
rt_kprintf("\r\n%s \r\n", __FUNCTION__);
rt_list_init(&driver_list);
return 0;
}
INIT_BOARD_EXPORT(rt_touch_driver_init);
static struct rt_i2c_bus_device *i2c_bus = RT_NULL;
static int rt_touch_thread_init(void)
{
rt_list_t *l;
touch_drv_t current_driver;
rt_thread_t tid = RT_NULL;
i2c_bus = (struct rt_i2c_bus_device *)rt_device_find("i2c1");
RT_ASSERT(i2c_bus);
current_driver = RT_NULL;
if (rt_device_open((rt_device_t)i2c_bus, RT_DEVICE_OFLAG_RDWR) != RT_EOK)
return -1;
for (l = driver_list.next; l != &driver_list; l = l->next)
{
if (rt_list_entry(l, struct touch_drivers, list)->probe(i2c_bus))
{
current_driver = rt_list_entry(l, struct touch_drivers, list);
break;
}
}
if (current_driver == RT_NULL)
{
rt_kprintf("no touch screen or do not have driver\r\n");
rt_device_close((rt_device_t)i2c_bus);
return -1;
}
current_driver->ops->init(i2c_bus);
rt_kprintf("touch screen found driver\r\n");
tid = rt_thread_create("touch", touch_thread_entry, current_driver, 2048, 27, 20);
if (tid == RT_NULL)
{
current_driver->ops->deinit();
rt_device_close((rt_device_t)i2c_bus);
return -1;
}
rt_thread_startup(tid);
return 0;
}
static void touch_init_thread_entry(void *parameter)
{
rt_touch_thread_init();
}
static int touc_bg_init(void)
{
rt_thread_t tid = RT_NULL;
tid = rt_thread_create("touchi", touch_init_thread_entry, RT_NULL, 2048, 28, 20);
if (tid == RT_NULL)
{
return -1;
}
rt_thread_startup(tid);
return 0;
}
INIT_APP_EXPORT(touc_bg_init);
#endif
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