Mercurial > otakunoraifu

comparison window/system.cc @ 0:223b71206888

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Initial import
author thib
date Fri, 01 Aug 2008 16:32:45 +0000
parents
children 15a18fbe6f21
comparison
equal deleted inserted replaced
-1:000000000000 0:223b71206888
1 /*
2 * Copyright (c) 2004-2006 Kazunori "jagarl" Ueno
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include<SDL.h>
29 #include"system.h"
30 #include<iostream>
31 #include<stdio.h>
32
33 using namespace std;
34
35 // void SDL_SetEventFilter(SDL_EventFilter filter);
36 // typedef int (*SDL_EventFilter)(const SDL_Event *event);
37 namespace System {
38
39 Main* Main::instance = 0;
40
41 int Main::event_filter(const SDL_Event* event) {
42 return 1; /* throw all event */
43 }
44
45 Main::Main(void) {
46 instance = this;
47 framerate = 20;
48 cursor = 0;
49 }
50 Main::~Main() {
51 if (cursor) delete cursor;
52 }
53 void Main::Quit(void) {
54 is_exit = true;
55 }
56 void Main::EnableVideo(void) {
57 is_video_update = true;
58 }
59 void Main::DisableVideo(void) {
60 is_video_update = false;
61 }
62 bool Main::is_exit = false;
63 bool Main::is_video_update = true;
64
65 void Main::Mainloop(void) {
66 SDL_SetEventFilter(&event_filter);
67 Uint32 old_time = 0;
68 while(!is_exit) {
69 Uint32 start_time = SDL_GetTicks();
70 if (! event.Exec(start_time)) break;
71 if (start_time - old_time > 1000/framerate) {
72 if (is_video_update) root.ExecUpdate();
73 event.Exec(Event::Time::FRAME_UPDATE);
74 cout.flush();
75 old_time = start_time;
76 }
77
78 // 問題：
79 // z 軸と xy 軸の相互干渉；高速化
80 // 移動するウィジット描画の高速化
81 // キャッシュ
82 // 文字列の一部のみ更新の高速化
83 // 「階層 z で x なる領域無効化、y なる領域生成」で良い？＞Expose
84 /*
85 Uint32 end_time = SDL_GetTicks();
86 Uint32 delay = (end_time-start_time);
87 if(delay < 1000/framerate) SDL_Delay(1000/framerate - delay);
88 else SDL_Delay(0);
89 */
90 SDL_Delay(0);
91 };
92 }
93
94 void Main::SetCursor(Surface* s, const Rect& r) {
95 if (instance == 0) return;
96 if (instance->cursor) delete instance->cursor;
97 if (s == 0) { // カーソル消去
98 instance->cursor = 0;
99 } else if (s == DEFAULT_MOUSECURSOR) {
100 instance->cursor = 0;
101 SDL_ShowCursor(SDL_ENABLE);
102 } else {
103 instance->cursor = new WidMouseCursor(instance->event, instance->root.root, s, r.lx, r.ty, r.width(), r.height());
104 instance->cursor->show();
105 SDL_ShowCursor(SDL_DISABLE);
106 }
107 }
108 }