rt-thread-official/examples/module/tetris/tetris_ui.c

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/*
* File : tetris_ui.c
* This file is part of RTGUI in RT-Thread RTOS
* COPYRIGHT (C) 2010, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-08-14 Yi.Qiu first version
*/
#include <rtgui/rtgui.h>
#include <rtgui/rtgui_system.h>
#include <rtgui/widgets/view.h>
#include <rtgui/widgets/list_view.h>
#include <rtgui/widgets/label.h>
#include <rtgui/widgets/button.h>
#include <rtgui/widgets/window.h>
#include <rtgui/widgets/workbench.h>
#include <rtgui/dc.h>
#include "tetris.h"
struct app_info
{
rtgui_workbench_t* workbench;
rtgui_view_t* game_view;
rtgui_list_view_t* function_view;
rt_tetris_t * tetris;
rt_tetris_view_t* tetris_view;
rtgui_timer_t* _timer;
};
typedef struct app_info app_info;
static app_info g_app_info;
static void _game_over(void)
{
rtgui_timer_destory(g_app_info._timer);
rt_tetris_destory(g_app_info.tetris);
rt_tetris_view_destroy(g_app_info.tetris_view);
rt_kprintf("GAME OVER\n");
rtgui_view_show(g_app_info.function_view, RT_FALSE);
}
static rt_bool_t game_view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* draw child */
rtgui_view_event_handler(widget, event);
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) return -RT_ERROR;
rect.x1 = 96;
rect.y1 = 0;
rect.x2 = 128;
rect.y2 = 16;
rtgui_dc_draw_text(dc, "next", &rect);
rect.y1 += 30;
rect.y2 = rect.y1 + 16;
rtgui_dc_draw_text(dc, "level", &rect);
rect.y1 += 22;
rect.y2 = rect.y1 + 16;
rtgui_dc_draw_text(dc, "lines", &rect);
rect.y1 += 22;
rect.y2 = rect.y1 + 16;
rtgui_dc_draw_text(dc, "score", &rect);
rtgui_dc_end_drawing(dc);
/* start tetris game, removed later */
rt_tetris_start(g_app_info.tetris);
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)
{
if (ekbd->key == RTGUIK_RIGHT)
{
rt_tetris_right(g_app_info.tetris);
}
else if (ekbd->key == RTGUIK_LEFT)
{
rt_tetris_left(g_app_info.tetris);
}
else if (ekbd->key == RTGUIK_UP)
{
rt_tetris_rotate(g_app_info.tetris, RT_EOK);
}
else if (ekbd->key == RTGUIK_DOWN)
{
if( rt_tetris_drop(g_app_info.tetris) == -RT_ETIMEOUT
&& rt_tetris_status(g_app_info.tetris) != RT_FALSE)
{
_game_over();
}
}
}
}
return rtgui_view_event_handler(widget, event);
}
static void _timer_timeout(rtgui_timer_t* timer, void* parameter)
{
if( rt_tetris_down(g_app_info.tetris) == -RT_ETIMEOUT)
{
_game_over();
}
}
static rt_bool_t 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)
&& !RTGUI_WORKBENCH_IS_MODAL_MODE(g_app_info.workbench))
{
/* active home view */
if (g_app_info.workbench->current_view != g_app_info.game_view)
{
rtgui_view_show(g_app_info.game_view, RT_FALSE);
return RT_TRUE;
}
}
}
return rtgui_workbench_event_handler(widget, event);
}
static void listitem_action_return(void)
{
rtgui_view_destroy(g_app_info.game_view);
rtgui_list_view_destroy(g_app_info.function_view);
rtgui_workbench_close(g_app_info.workbench);
}
static void listitem_action_start(void)
{
/* create tetris modal instance */
g_app_info.tetris = rt_tetris_create(16, 17);
/* create tetris view instance */
g_app_info.tetris_view = rt_tetris_view_create(RTGUI_WIDGET(g_app_info.game_view));
/* register tetris view to tetris modal */
rt_tetris_add_view(g_app_info.tetris, g_app_info.tetris_view);
/* create timer */
g_app_info._timer = rtgui_timer_create(40, RT_TIMER_FLAG_PERIODIC, _timer_timeout, RT_NULL);
/* this view can be focused */
RTGUI_WIDGET(g_app_info.game_view)->flag |= RTGUI_WIDGET_FLAG_FOCUSABLE;
/* set widget focus */
rtgui_widget_focus(RTGUI_WIDGET(g_app_info.game_view));
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(g_app_info.game_view)) = RTGUI_RGB(0xff, 0xff, 0xff);
rtgui_view_show(g_app_info.game_view, RT_FALSE);
rtgui_timer_start(g_app_info._timer);
}
static void listitem_action_continue(void)
{
}
static void listitem_action_adjust(void)
{
}
static void listitem_action_description(void)
{
}
static const struct rtgui_list_item function_list[] =
{
{"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϸ", RT_NULL, listitem_action_start, RT_NULL},
{"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", RT_NULL, listitem_action_continue, RT_NULL},
{"<EFBFBD>ȼ<EFBFBD>", RT_NULL, listitem_action_adjust, RT_NULL},
{"<EFBFBD><EFBFBD>Ϸ˵<EFBFBD><EFBFBD>", RT_NULL, listitem_action_description, RT_NULL},
{"<EFBFBD>˳<EFBFBD><EFBFBD><EFBFBD>Ϸ", RT_NULL, listitem_action_return, RT_NULL},
};
void main(void)
{
rt_mq_t mq;
rtgui_rect_t rect;
mq = rt_mq_create("tetris_ui", 256, 4, RT_IPC_FLAG_FIFO);
rtgui_thread_register(rt_thread_self(), mq);
g_app_info.workbench = rtgui_workbench_create("main", "tetris");
if (g_app_info.workbench == RT_NULL)
{
rt_kprintf("can't find panel 'main'\n");
rt_mq_delete(mq);
return;
}
rtgui_widget_set_event_handler(RTGUI_WIDGET(g_app_info.workbench), workbench_event_handler);
/* add function view */
rtgui_widget_get_rect(RTGUI_WIDGET(g_app_info.workbench), &rect);
g_app_info.function_view = rtgui_list_view_create(function_list,
sizeof(function_list) / sizeof(struct rtgui_list_item),
&rect,
RTGUI_LIST_VIEW_LIST);
rtgui_workbench_add_view(g_app_info.workbench, RTGUI_VIEW(g_app_info.function_view));
/* add home view */
g_app_info.game_view = rtgui_view_create("game");
rtgui_widget_set_event_handler(RTGUI_WIDGET(g_app_info.game_view), game_view_event_handler);
rtgui_workbench_add_view(g_app_info.workbench, g_app_info.game_view);
rtgui_view_show(RTGUI_VIEW(g_app_info.function_view), RT_FALSE);
rtgui_workbench_event_loop(g_app_info.workbench);
rtgui_workbench_destroy(g_app_info.workbench);
rtgui_thread_deregister(rt_thread_self());
rt_mq_delete(mq);
}