Mercurial > sdl-ios-xcode
annotate test/testime.c @ 3137:311c678f3b2e gsoc2009_IME
Update testime program to accept font parameter.
| author | Jiang Jiang <gzjjgod@gmail.com> |
|---|---|
| date | Thu, 06 Aug 2009 09:01:03 +0000 |
| parents | 962357f325e1 |
| children |
| rev | line source |
|---|---|
| 3131 | 1 /* A simple program to test the Input Method support in the SDL library (1.3+) */ |
| 2 | |
| 3 #include <stdlib.h> | |
| 4 #include <stdio.h> | |
| 5 #include <string.h> | |
| 6 | |
| 7 #include "SDL.h" | |
| 8 #include <SDL/SDL_ttf.h> | |
| 9 | |
| 10 #define DEFAULT_PTSIZE 30 | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
11 #define DEFAULT_FONT "/System/Library/Fonts/华文细黑.ttf" |
| 3131 | 12 #define MAX_TEXT_LENGTH 256 |
| 13 | |
| 3134 | 14 SDL_Surface *screen; |
| 15 TTF_Font *font; | |
| 16 SDL_Rect textRect, markedRect; | |
| 17 Uint32 lineColor, backColor; | |
| 18 SDL_Color textColor = { 0, 0, 0 }; | |
| 19 char text[MAX_TEXT_LENGTH], *markedText; | |
| 3131 | 20 |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
21 void usage() |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
22 { |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
23 printf("usage: testime [--font fontfile] [--fullscreen]\n"); |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
24 exit(0); |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
25 } |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
26 |
| 3134 | 27 void InitVideo(int argc, char *argv[]) |
| 3131 | 28 { |
| 3134 | 29 int width = 500, height = 250; |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
30 int flags = SDL_HWSURFACE; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
31 const char *fontname = DEFAULT_FONT; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
32 int fullscreen = 0; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
33 |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
34 for (argc--, argv++; argc > 0; argc--, argv++) |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
35 { |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
36 if (strcmp(argv[0], "--help") == 0) |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
37 usage(); |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
38 |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
39 else if (strcmp(argv[0], "--fullscreen") == 0) |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
40 fullscreen = 1; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
41 |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
42 else if (strcmp(argv[0], "--font") == 0) |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
43 { |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
44 argc--; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
45 argv++; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
46 |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
47 if (argc > 0) |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
48 fontname = argv[0]; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
49 else |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
50 usage(); |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
51 } |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
52 } |
| 3131 | 53 |
| 54 SDL_putenv("SDL_VIDEO_WINDOW_POS=center"); | |
| 55 if (SDL_Init(SDL_INIT_VIDEO) < 0) | |
| 56 { | |
| 57 fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError()); | |
| 3134 | 58 exit(-1); |
| 3131 | 59 } |
| 60 | |
| 61 /* Initialize fonts */ | |
| 62 TTF_Init(); | |
| 63 | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
64 font = TTF_OpenFont(fontname, DEFAULT_PTSIZE); |
| 3131 | 65 if (! font) |
| 66 { | |
| 67 fprintf(stderr, "Failed to find font: %s\n", SDL_GetError()); | |
| 68 exit(-1); | |
| 69 } | |
| 70 | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
71 printf("Using font: %s\n", fontname); |
| 3131 | 72 atexit(SDL_Quit); |
| 73 | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
74 if (fullscreen) |
| 3134 | 75 { |
| 76 SDL_DisplayMode mode; | |
| 77 SDL_GetDesktopDisplayMode(&mode); | |
| 78 | |
| 79 width = mode.w; | |
| 80 height = mode.h; | |
| 81 fprintf(stderr, "%dx%d\n", width, height); | |
| 82 flags |= SDL_FULLSCREEN; | |
| 83 } | |
| 84 | |
| 3131 | 85 /* Create window */ |
| 3134 | 86 screen = SDL_SetVideoMode(width, height, 32, flags); |
| 3131 | 87 if (screen == NULL) |
| 88 { | |
| 89 fprintf(stderr, "Unable to set %dx%d video: %s\n", | |
| 90 width, height, SDL_GetError()); | |
| 3134 | 91 exit(-1); |
| 3131 | 92 } |
| 3134 | 93 } |
| 94 | |
| 95 void CleanupVideo() | |
| 96 { | |
|
3136
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
97 SDL_StopTextInput(); |
| 3134 | 98 TTF_CloseFont(font); |
| 99 TTF_Quit(); | |
| 100 } | |
| 101 | |
| 102 void InitInput() | |
| 103 { | |
| 104 backColor = SDL_MapRGB(screen->format, 0xFF, 0xFF, 0xFF); | |
| 105 lineColor = SDL_MapRGB(screen->format, 0x0, 0x0, 0x0); | |
| 3131 | 106 |
| 107 /* Prepare a rect for text input */ | |
| 3134 | 108 textRect.x = textRect.y = 100; |
| 109 textRect.w = screen->w - 2 * textRect.x; | |
| 110 textRect.h = 50; | |
| 111 | |
| 112 text[0] = 0; | |
| 113 markedRect = textRect; | |
| 114 markedText = NULL; | |
|
3136
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
115 |
|
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
116 SDL_StartTextInput(); |
| 3134 | 117 } |
| 118 | |
| 119 static void RenderText(SDL_Surface *sur, | |
| 120 TTF_Font *font, | |
| 121 const char *text, | |
| 122 int x, int y, | |
| 123 SDL_Color color) | |
| 124 { | |
| 125 SDL_Surface *textSur = TTF_RenderUTF8_Blended(font, text, color); | |
| 126 SDL_Rect dest = { x, y, textSur->w, textSur->h }; | |
| 127 | |
| 128 SDL_BlitSurface(textSur, NULL, sur, &dest); | |
| 129 SDL_FreeSurface(textSur); | |
| 130 } | |
| 131 | |
| 132 void Redraw() | |
| 133 { | |
| 134 int w = 0, h = textRect.h; | |
| 135 SDL_Rect cursorRect, underlineRect; | |
| 136 | |
| 3131 | 137 SDL_FillRect(screen, &textRect, backColor); |
| 138 | |
| 3134 | 139 if (strlen(text)) |
| 140 { | |
| 141 RenderText(screen, font, text, textRect.x, textRect.y, textColor); | |
| 142 TTF_SizeUTF8(font, text, &w, &h); | |
| 143 } | |
| 144 | |
| 145 markedRect.x = textRect.x + w; | |
| 146 markedRect.w = textRect.w - w; | |
| 147 if (markedRect.w < 0) | |
| 148 { | |
| 149 SDL_Flip(screen); | |
|
3136
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
150 // Stop text input because we cannot hold any more characters |
|
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
151 SDL_StopTextInput(); |
| 3134 | 152 return; |
| 153 } | |
| 154 | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
155 cursorRect = markedRect; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
156 cursorRect.w = 2; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
157 cursorRect.h = h; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
158 |
| 3134 | 159 SDL_FillRect(screen, &markedRect, backColor); |
| 160 if (markedText) | |
| 161 { | |
| 162 RenderText(screen, font, markedText, markedRect.x, markedRect.y, textColor); | |
| 163 TTF_SizeUTF8(font, markedText, &w, &h); | |
| 164 | |
| 165 underlineRect = markedRect; | |
| 166 underlineRect.y += (h - 2); | |
| 167 underlineRect.h = 2; | |
| 168 underlineRect.w = w; | |
|
3137
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
169 |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
170 cursorRect.x += w + 1; |
|
311c678f3b2e
Update testime program to accept font parameter.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3136
diff
changeset
|
171 |
| 3134 | 172 SDL_FillRect(screen, &underlineRect, lineColor); |
| 173 } | |
| 174 | |
| 175 SDL_FillRect(screen, &cursorRect, lineColor); | |
| 3131 | 176 |
| 177 SDL_Flip(screen); | |
| 178 | |
|
3136
962357f325e1
Further polish API, fix crash in test program.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3134
diff
changeset
|
179 SDL_SetTextInputRect(&markedRect); |
| 3134 | 180 } |
| 181 | |
| 182 void | |
| 183 HotKey_ToggleFullScreen(void) | |
| 184 { | |
| 185 SDL_Surface *screen; | |
| 186 | |
| 187 screen = SDL_GetVideoSurface(); | |
| 188 if (SDL_WM_ToggleFullScreen(screen)) { | |
| 189 printf("Toggled fullscreen mode - now %s\n", | |
| 190 (screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed"); | |
| 191 } else { | |
| 192 printf("Unable to toggle fullscreen mode\n"); | |
| 193 } | |
| 194 } | |
| 195 | |
| 196 int main(int argc, char *argv[]) | |
| 197 { | |
| 198 InitVideo(argc, argv); | |
| 199 InitInput(); | |
| 200 Redraw(); | |
| 201 | |
| 3131 | 202 SDL_Event event; |
| 3134 | 203 int done = 0; |
| 3131 | 204 |
| 205 while (! done && SDL_WaitEvent(&event)) | |
| 206 { | |
| 207 switch (event.type) | |
| 208 { | |
| 209 case SDL_KEYDOWN: | |
| 3134 | 210 if (event.key.keysym.sym == SDLK_ESCAPE) { |
| 211 done = 1; | |
| 212 break; | |
| 213 } | |
| 214 | |
| 3131 | 215 fprintf(stderr, |
| 216 "Keyboard %d: scancode 0x%08X = %s, keycode 0x%08X = %s\n", | |
| 217 event.key.which, event.key.keysym.scancode, | |
| 218 SDL_GetScancodeName(event.key.keysym.scancode), | |
| 219 event.key.keysym.sym, SDL_GetKeyName(event.key.keysym.sym)); | |
| 220 break; | |
| 221 | |
| 222 case SDL_TEXTINPUT: | |
| 3134 | 223 if (strlen(event.text.text) == 0 || event.text.text[0] == '\n' || |
| 224 markedRect.w < 0) | |
| 225 break; | |
| 226 | |
| 3131 | 227 fprintf(stderr, "Keyboard %d: text input \"%s\"\n", |
| 228 event.text.which, event.text.text); | |
| 229 | |
| 3134 | 230 if (strlen(text) + strlen(event.text.text) < sizeof(text)) |
| 231 strcpy(text + strlen(text), event.text.text); | |
| 3131 | 232 |
| 233 fprintf(stderr, "text inputed: %s\n", text); | |
| 234 | |
| 3134 | 235 // After text inputed, we can clear up markedText because it |
| 236 // is committed | |
| 237 markedText = NULL; | |
| 238 Redraw(); | |
| 3131 | 239 break; |
| 240 | |
|
3132
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
241 case SDL_TEXTEDITING: |
|
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
242 fprintf(stderr, "text editing \"%s\", selected range (%d, %d)\n", |
|
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
243 event.edit.text, event.edit.start, event.edit.length); |
|
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
244 |
| 3134 | 245 markedText = event.edit.text; |
| 246 Redraw(); | |
|
3132
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
247 break; |
|
88861448961f
Add SDL_TEXTEDTING event to inform application about marked text.
Jiang Jiang <gzjjgod@gmail.com>
parents:
3131
diff
changeset
|
248 |
| 3131 | 249 case SDL_QUIT: |
| 250 done = 1; | |
| 251 break; | |
| 252 | |
| 253 default: | |
| 254 break; | |
| 255 } | |
| 256 } | |
| 257 | |
| 3134 | 258 CleanupVideo(); |
| 3131 | 259 return 0; |
| 260 } | |
| 261 |