rt-thread-official/bsp/stm32_radio/player.c

#include <rtgui/rtgui.h>
#include <rtgui/image.h>
#include <rtgui/rtgui_system.h>

#include <rtgui/widgets/view.h>
#include <rtgui/widgets/workbench.h>
#include <string.h>

#include "listview.h"
#include "filelist.h"

static const char * next_xpm[] = {
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"x y l z A B C 4 D D E v F _ : G H I J A K j y x ",
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"~ X K A b 6 ; K Y Y Y Y Y Y 2 k S Z K b : M & ~ ",
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"` e U b a a R +.&.&.&.&.*.=.-.( ;.>.b ,.,.$.f ` ",
"-.'.).!.;.;.R +.&.&.~.7 {.Z ].L ;.^.B /./.i ) -.",
"  (.).N _.;.:.+.&.] T <.G ).A %.h _ n } } i (.  ",
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"  >.G _.B B 3.[.o =.,.= 4./ 2.K 5.k | s #.6.>.  ",
"    7.l S H 7 q 8.#.9.0.@.@./ g H a.&.0.M 7.    ",
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"                  q.k.r.r.k.q.                  "};

static const char * prev_xpm[] = {
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"@ 	c #3A3A3A",
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"$ 	c #434343",
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"* 	c #C1C1C1",
"= 	c #D3D3D3",
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"> 	c #EDEDED",
", 	c #F5F5F5",
"' 	c #4A4A4A",
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"! 	c #D9D9D9",
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"/ 	c #E4E4E4",
"( 	c #444444",
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"v 	c #CACACA",
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"y 	c #A7A7A7",
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"A 	c #969696",
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"D 	c #848484",
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";.	c #515151",
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",.	c #BEBEBE",
"'.	c #BDBDBD",
").	c #4E4E4E",
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"  _.h Z c 5 ~.X {.:.O :.<.[.o =.H J }.0 2 (._.  ",
"  |.1.r c 5 ~.X {.f 2.i 3.4.T !.s Q ] ! 5. .|.  ",
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"      f.$.0 g.g.a | U ..h.i.i.L i.L h.d &.      ",
"        ~.1.= d.U j.> k.z l.m.n.o.=.$.~.        ",
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"            |.t.R Q 7 u.u.,.F R t.|.            ",
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static rtgui_image_t *background = RT_NULL;
static rtgui_image_t *next = RT_NULL, *prev = RT_NULL;

static struct rtgui_view* function_view;
static struct rtgui_view* home_view;
static struct rtgui_workbench* workbench;

void player_play_list(const char** list);
void player_play_file(const char * fn);
void player_next(void);
void player_prev(void);

void function_filelist(void* parameter)
{
	rtgui_rect_t rect;
	filelist_view_t *view;

	rtgui_widget_get_rect(RTGUI_WIDGET(workbench), &rect);
	view = filelist_view_create(workbench, "/", "*.*", &rect);
	if (view != RT_NULL)
	{
	    if (rtgui_view_show(RTGUI_VIEW(view), RT_TRUE) == RTGUI_MODAL_OK)
	    {
			char fn[64];
			
	    	/* get open file */
			rt_kprintf("dir %s\n", view->current_directory);
			rt_kprintf("item %s\n", view->items[view->current_item].name);
			
			rt_snprintf(fn, 64, "%s/%s", view->current_directory,
				view->items[view->current_item].name);

			rtgui_view_show(home_view, RT_FALSE);

			player_play_file(fn);
	    }
		
		/* destroy view */
		filelist_view_destroy(view);
	}

	return;
}

void function_device(void* parameter)
{
	rtgui_view_t *view;
	extern rtgui_view_t* device_view_create(rtgui_workbench_t* workbench);
	
	view = device_view_create(workbench);
	if (view != RT_NULL)
	{
	    rtgui_view_show(view, RT_FALSE);
	}

	return;
}

void function_player(void* parameter)
{
    rtgui_view_show(home_view, RT_FALSE);
	return;
}

void function_action(void* parameter)
{
	rt_kprintf("item action!\n");
	return;
}

struct list_item function_list[] =
{
	{"ѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̨", RT_NULL, function_action, RT_NULL},
	{"<EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD>̨", RT_NULL, function_action, RT_NULL},
	{"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>", RT_NULL, function_filelist, RT_NULL},
	{"<EFBFBD>豸<EFBFBD><EFBFBD>Ϣ", RT_NULL, function_device, RT_NULL},
	{"<EFBFBD><EFBFBD><EFBFBD>ز<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>", RT_NULL, function_player, RT_NULL},
};

static rt_bool_t home_view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
	if (event->type == RTGUI_EVENT_PAINT)
	{
		struct rtgui_dc* dc;
		struct rtgui_rect rect;

		dc = rtgui_dc_begin_drawing(widget);
		if (dc == RT_NULL) return RT_FALSE;
		rtgui_widget_get_rect(widget, &rect);

		/* draw background */
	    background = rtgui_image_create_from_file("hdc",
	        "/resource/bg.hdc", RT_FALSE);
		if (background != RT_NULL)
		{
            rtgui_image_blit(background, dc, &rect);
			rtgui_image_destroy(background);
			
			background = RT_NULL;
		}
		else
		{
			rtgui_dc_fill_rect(dc, &rect);
		}

		/* draw playing information */
		rect.x1 = 10; rect.y1 = 260;
		rect.x2 = 25; rect.y2 = 285;
		if (prev != RT_NULL) rtgui_image_blit(prev, dc, &rect);
		if (next != RT_NULL)
		{
			rect.x2 = 230; rect.x1 = rect.x2 - 25;
			rtgui_image_blit(next, dc, &rect);
		}

		rect.x1 = 35; rect.y1 = 260;
		rect.x2 = 205; rect.y2 = 285;
		rtgui_dc_fill_rect(dc, &rect);
		rtgui_dc_end_drawing(dc);

		return RT_FALSE;
	}
	else if (event->type == RTGUI_EVENT_KBD)
	{
		struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
		if (ekbd->type == RTGUI_KEYDOWN)
		{
			switch (ekbd->key)
			{
			case RTGUIK_RIGHT:
			case RTGUIK_LEFT:
				break;

			case RTGUIK_DOWN:
                rtgui_view_show(function_view, RT_FALSE);
				break;
			}
		}
		return RT_FALSE;
	}

	return rtgui_view_event_handler(widget, event);
}

rt_bool_t today_workbench_event_handler(rtgui_widget_t *widget, rtgui_event_t *event)
{
    if (event->type == RTGUI_EVENT_KBD)
    {
        struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
        if ((ekbd->type == RTGUI_KEYUP) && ekbd->key == RTGUIK_HOME)
        {
            /* active home view */
            if (workbench->current_view != home_view)
            {
                rtgui_view_show(home_view, RT_FALSE);
                return RT_FALSE;
            }
        }
    }

    return rtgui_workbench_event_handler(widget, event);
}

static void player_entry(void* parameter)
{
	rt_mq_t mq;
	rtgui_rect_t rect;

	mq = rt_mq_create("qPlayer", 256, 4, RT_IPC_FLAG_FIFO);
	rtgui_thread_register(rt_thread_self(), mq);

	next = rtgui_image_create_from_mem("xpm", (rt_uint8_t*)next_xpm, 
		sizeof(next_xpm));
	prev = rtgui_image_create_from_mem("xpm", (rt_uint8_t*)prev_xpm,
		sizeof(prev_xpm));

	workbench = rtgui_workbench_create("main", "workbench");
	if (workbench == RT_NULL) return;
	rtgui_widget_set_event_handler(RTGUI_WIDGET(workbench), today_workbench_event_handler);

    /* add home view */
	home_view = rtgui_view_create("Home");
	rtgui_widget_set_event_handler(RTGUI_WIDGET(home_view), home_view_event_handler);

	rtgui_workbench_add_view(workbench, home_view);
	/* this view can be focused */
	RTGUI_WIDGET(home_view)->flag |= RTGUI_WIDGET_FLAG_FOCUSABLE;
	/* set widget focus */
	rtgui_widget_focus(RTGUI_WIDGET(home_view));

	rtgui_view_show(home_view, RT_FALSE);

    /* add function view */
	rtgui_widget_get_rect(RTGUI_WIDGET(workbench), &rect);
	function_view = (struct rtgui_view*)list_view_create(function_list,
		sizeof(function_list)/sizeof(struct list_item),
		&rect);
	rtgui_workbench_add_view(workbench, function_view);

	rtgui_workbench_event_loop(workbench);

	rtgui_thread_deregister(rt_thread_self());
	rt_mq_delete(mq);
}

enum PLAYER_MODE
{
	PLAYER_SINGLE,
	PLAYER_FILE,
	PLAYER_RADIO,
};

enum PLAYER_REQUEST_TYPE
{
	PLAYER_REQUEST_PLAY_SINGLE_FILE,
	PLAYER_REQUEST_PLAY_LIST,
	PLAYER_REQUEST_STOP,
	PLAYER_REQUEST_NEXT,
	PLAYER_REQUEST_PREV,
};

struct player_request
{
	enum PLAYER_REQUEST_TYPE type;

	char fn[64];
};
static rt_mq_t player_thread_mq;

void player_play_list(const char** list)
{
}

void player_play_file(const char* fn)
{
	struct player_request request;
	request.type = PLAYER_REQUEST_PLAY_SINGLE_FILE;
	strncpy(request.fn, fn, sizeof(request.fn));

	/* send to message queue */
	rt_mq_send(player_thread_mq, (void*)&request, sizeof(struct player_request));
}

void player_stop()
{
}

void player_next()
{
}

void player_prev()
{
}

void player_thread(void* parameter)
{
	rt_err_t result;
	struct player_request request;
	
	while(1)
	{
		/* get request from message queue */
		result = rt_mq_recv(player_thread_mq, (void*)&request, 
			sizeof(struct player_request), RT_WAITING_FOREVER);
		if (result == RT_EOK)
		{
			switch (request.type)
			{
			case PLAYER_REQUEST_PLAY_SINGLE_FILE:
				if ((strstr(request.fn, ".mp3") != RT_NULL) ||
					(strstr(request.fn, ".MP3") != RT_NULL))
				{
					mp3(request.fn);
				}
				else if ((strstr(request.fn, ".wav") != RT_NULL) ||
					(strstr(request.fn, ".WAV") != RT_NULL))
				{
					wav(request.fn);
				}
				break;
			}
		}
	}
}

void player_init()
{
    rt_thread_t tid;

    tid = rt_thread_create("player",
        player_entry, RT_NULL,
        2048, RTGUI_APP_THREAD_PRIORITY, RTGUI_APP_THREAD_TIMESLICE);

    if (tid != RT_NULL) rt_thread_startup(tid);

	/* create player thread */
	player_thread_mq = rt_mq_create("player", sizeof(struct player_request),
		8, RT_IPC_FLAG_FIFO);
	RT_ASSERT(player_thread_mq != RT_NULL);

	tid = rt_thread_create("pthread", player_thread, RT_NULL,
		2048, RTGUI_APP_THREAD_PRIORITY, RTGUI_APP_THREAD_TIMESLICE);
	if (tid != RT_NULL) rt_thread_startup(tid);
}