Mercurial > sdl-ios-xcode
annotate test/testime.c @ 3390:802e5d85b90c
Debian patch: 050_altivec_detection.diff
author | Sam Lantinga <slouken@libsdl.org> |
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date | Tue, 13 Oct 2009 06:33:46 +0000 |
parents | 9de326b3099c |
children | f7541260e89c |
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1 /* A simple program to test the Input Method support in the SDL library (1.3+) */ |
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3 #include <stdlib.h> |
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4 #include <stdio.h> |
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5 #include <string.h> |
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6 |
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7 #include "SDL.h" |
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8 #ifdef HAVE_SDL_TTF |
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9 #include "SDL_ttf.h" |
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10 #endif |
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12 #define DEFAULT_PTSIZE 30 |
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13 #define DEFAULT_FONT "/System/Library/Fonts/华文细黑.ttf" |
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14 #define MAX_TEXT_LENGTH 256 |
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15 |
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16 SDL_Surface *screen; |
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17 |
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18 #ifdef HAVE_SDL_TTF |
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19 TTF_Font *font; |
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20 #endif |
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21 SDL_Rect textRect, markedRect; |
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22 Uint32 lineColor, backColor; |
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23 SDL_Color textColor = { 0, 0, 0 }; |
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24 char text[MAX_TEXT_LENGTH], *markedText; |
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25 |
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26 void usage() |
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27 { |
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28 printf("usage: testime [--font fontfile] [--fullscreen]\n"); |
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29 exit(0); |
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30 } |
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31 |
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32 void InitVideo(int argc, char *argv[]) |
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33 { |
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34 int width = 500, height = 250; |
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35 int flags = SDL_HWSURFACE; |
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36 const char *fontname = DEFAULT_FONT; |
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37 int fullscreen = 0; |
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38 |
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39 for (argc--, argv++; argc > 0; argc--, argv++) |
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40 { |
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41 if (strcmp(argv[0], "--help") == 0) |
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42 usage(); |
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43 |
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44 else if (strcmp(argv[0], "--fullscreen") == 0) |
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45 fullscreen = 1; |
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46 |
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47 else if (strcmp(argv[0], "--font") == 0) |
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48 { |
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49 argc--; |
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50 argv++; |
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51 |
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52 if (argc > 0) |
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53 fontname = argv[0]; |
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54 else |
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55 usage(); |
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56 } |
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57 } |
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58 |
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59 SDL_putenv("SDL_VIDEO_WINDOW_POS=center"); |
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60 if (SDL_Init(SDL_INIT_VIDEO) < 0) |
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61 { |
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62 fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError()); |
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63 exit(-1); |
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64 } |
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65 |
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66 #ifdef HAVE_SDL_TTF |
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67 /* Initialize fonts */ |
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68 TTF_Init(); |
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69 |
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70 font = TTF_OpenFont(fontname, DEFAULT_PTSIZE); |
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71 if (! font) |
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72 { |
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73 fprintf(stderr, "Failed to find font: %s\n", TTF_GetError()); |
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74 exit(-1); |
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75 } |
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76 #endif |
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77 |
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78 printf("Using font: %s\n", fontname); |
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79 atexit(SDL_Quit); |
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80 |
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81 if (fullscreen) |
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82 { |
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83 SDL_DisplayMode mode; |
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84 SDL_GetDesktopDisplayMode(&mode); |
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85 |
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86 width = mode.w; |
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87 height = mode.h; |
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88 fprintf(stderr, "%dx%d\n", width, height); |
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89 flags |= SDL_FULLSCREEN; |
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90 } |
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91 |
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92 /* Create window */ |
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93 screen = SDL_SetVideoMode(width, height, 32, flags); |
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94 if (screen == NULL) |
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95 { |
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96 fprintf(stderr, "Unable to set %dx%d video: %s\n", |
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97 width, height, SDL_GetError()); |
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98 exit(-1); |
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99 } |
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100 } |
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101 |
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102 void CleanupVideo() |
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103 { |
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104 SDL_StopTextInput(); |
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105 #ifdef HAVE_SDL_TTF |
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106 TTF_CloseFont(font); |
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107 TTF_Quit(); |
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108 #endif |
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109 } |
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110 |
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111 void InitInput() |
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112 { |
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113 backColor = SDL_MapRGB(screen->format, 0xFF, 0xFF, 0xFF); |
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114 lineColor = SDL_MapRGB(screen->format, 0x0, 0x0, 0x0); |
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115 |
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116 /* Prepare a rect for text input */ |
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117 textRect.x = textRect.y = 100; |
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118 textRect.w = screen->w - 2 * textRect.x; |
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119 textRect.h = 50; |
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120 |
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121 text[0] = 0; |
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122 markedRect = textRect; |
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123 markedText = NULL; |
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124 |
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125 SDL_StartTextInput(); |
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126 } |
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127 |
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128 #ifdef HAVE_SDL_TTF |
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129 static void RenderText(SDL_Surface *sur, |
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130 TTF_Font *font, |
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131 const char *text, |
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132 int x, int y, |
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133 SDL_Color color) |
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134 { |
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135 SDL_Surface *textSur = TTF_RenderUTF8_Blended(font, text, color); |
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136 SDL_Rect dest = { x, y, textSur->w, textSur->h }; |
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137 |
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138 SDL_BlitSurface(textSur, NULL, sur, &dest); |
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139 SDL_FreeSurface(textSur); |
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140 } |
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141 #endif |
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142 |
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143 void Redraw() |
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144 { |
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145 int w = 0, h = textRect.h; |
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146 SDL_Rect cursorRect, underlineRect; |
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147 |
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148 SDL_FillRect(screen, &textRect, backColor); |
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149 |
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150 #ifdef HAVE_SDL_TTF |
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151 if (strlen(text)) |
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152 { |
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153 RenderText(screen, font, text, textRect.x, textRect.y, textColor); |
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154 TTF_SizeUTF8(font, text, &w, &h); |
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155 } |
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156 #endif |
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157 |
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158 markedRect.x = textRect.x + w; |
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159 markedRect.w = textRect.w - w; |
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160 if (markedRect.w < 0) |
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161 { |
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162 SDL_Flip(screen); |
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163 // Stop text input because we cannot hold any more characters |
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164 SDL_StopTextInput(); |
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165 return; |
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166 } |
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167 |
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168 cursorRect = markedRect; |
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169 cursorRect.w = 2; |
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170 cursorRect.h = h; |
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171 |
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172 SDL_FillRect(screen, &markedRect, backColor); |
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173 if (markedText) |
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174 { |
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175 #ifdef HAVE_SDL_TTF |
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176 RenderText(screen, font, markedText, markedRect.x, markedRect.y, textColor); |
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177 TTF_SizeUTF8(font, markedText, &w, &h); |
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178 #endif |
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179 |
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180 underlineRect = markedRect; |
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181 underlineRect.y += (h - 2); |
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182 underlineRect.h = 2; |
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183 underlineRect.w = w; |
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184 |
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185 cursorRect.x += w + 1; |
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186 |
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187 SDL_FillRect(screen, &underlineRect, lineColor); |
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188 } |
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189 |
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190 SDL_FillRect(screen, &cursorRect, lineColor); |
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191 |
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192 SDL_Flip(screen); |
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193 |
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194 SDL_SetTextInputRect(&markedRect); |
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195 } |
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196 |
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197 void |
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198 HotKey_ToggleFullScreen(void) |
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199 { |
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200 SDL_Surface *screen; |
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201 |
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202 screen = SDL_GetVideoSurface(); |
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203 if (SDL_WM_ToggleFullScreen(screen)) { |
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204 printf("Toggled fullscreen mode - now %s\n", |
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205 (screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed"); |
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206 } else { |
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207 printf("Unable to toggle fullscreen mode\n"); |
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208 } |
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209 } |
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210 |
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211 int main(int argc, char *argv[]) |
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212 { |
3338 | 213 SDL_Event event; |
214 int done = 0; | |
215 | |
3280
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216 InitVideo(argc, argv); |
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217 InitInput(); |
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218 Redraw(); |
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219 |
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220 while (! done && SDL_WaitEvent(&event)) |
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221 { |
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222 switch (event.type) |
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223 { |
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224 case SDL_KEYDOWN: |
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225 if (event.key.keysym.sym == SDLK_ESCAPE) { |
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226 done = 1; |
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227 break; |
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228 } |
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229 |
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230 fprintf(stderr, |
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231 "Keyboard %d: scancode 0x%08X = %s, keycode 0x%08X = %s\n", |
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232 event.key.which, event.key.keysym.scancode, |
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233 SDL_GetScancodeName(event.key.keysym.scancode), |
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234 event.key.keysym.sym, SDL_GetKeyName(event.key.keysym.sym)); |
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235 break; |
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236 |
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237 case SDL_TEXTINPUT: |
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238 if (strlen(event.text.text) == 0 || event.text.text[0] == '\n' || |
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239 markedRect.w < 0) |
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240 break; |
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241 |
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242 fprintf(stderr, "Keyboard %d: text input \"%s\"\n", |
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243 event.text.which, event.text.text); |
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244 |
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245 if (strlen(text) + strlen(event.text.text) < sizeof(text)) |
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246 strcpy(text + strlen(text), event.text.text); |
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247 |
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248 fprintf(stderr, "text inputed: %s\n", text); |
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249 |
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250 // After text inputed, we can clear up markedText because it |
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251 // is committed |
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252 markedText = NULL; |
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253 Redraw(); |
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254 break; |
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255 |
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256 case SDL_TEXTEDITING: |
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257 fprintf(stderr, "text editing \"%s\", selected range (%d, %d)\n", |
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258 event.edit.text, event.edit.start, event.edit.length); |
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259 |
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260 markedText = event.edit.text; |
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261 Redraw(); |
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262 break; |
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263 |
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264 case SDL_QUIT: |
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265 done = 1; |
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266 break; |
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267 |
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268 default: |
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269 break; |
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270 } |
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271 } |
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272 |
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273 CleanupVideo(); |
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274 return 0; |
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275 } |