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annotate src/video/quartz/SDL_QuartzWindow.m @ 724:6b3dfe0198bb

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Atari CD-ROM support
author Patrice Mandin <patmandin@gmail.com>
date Sat, 27 Sep 2003 08:20:26 +0000
parents 5d2f027b3349
children c5b2b6d2d1fe
rev   line source
47
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1
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2 /*
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3 This function makes the *SDL region* of the window 100% opaque.
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4 The genie effect uses the alpha component. Otherwise,
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5 it doesn't seem to matter what value it has.
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6 */
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7 static void QZ_SetPortAlphaOpaque () {
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8
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9 SDL_Surface *surface = current_video->screen;
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10 int bpp;
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11
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12 bpp = surface->format->BitsPerPixel;
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13
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14 if (bpp == 32) {
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15
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16 Uint32 *pixels = (Uint32*) surface->pixels;
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17 Uint32 rowPixels = surface->pitch / 4;
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18 Uint32 i, j;
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19
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20 for (i = 0; i < surface->h; i++)
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21 for (j = 0; j < surface->w; j++) {
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22
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23 pixels[ (i * rowPixels) + j ] |= 0xFF000000;
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24 }
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25 }
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26 }
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27
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28 /* Subclass of NSWindow to fix genie effect and support resize events */
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29 @interface SDL_QuartzWindow : NSWindow
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30 {}
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31 - (void)miniaturize:(id)sender;
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32 - (void)display;
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33 - (void)setFrame:(NSRect)frameRect display:(BOOL)flag;
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34 - (void)appDidHide:(NSNotification*)note;
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35 - (void)appWillUnhide:(NSNotification*)note;
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36 - (void)appDidUnhide:(NSNotification*)note;
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37 - (id)initWithContentRect:(NSRect)contentRect styleMask:(unsigned int)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag;
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38 @end
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39
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40 @implementation SDL_QuartzWindow
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41
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42 /* we override these methods to fix the miniaturize animation/dock icon bug */
47
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43 - (void)miniaturize:(id)sender
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44 {
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45 if (SDL_VideoSurface->flags & SDL_OPENGL) {
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47 /*
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48 Future: Grab framebuffer and put into NSImage
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49 [ qz_window setMiniwindowImage:image ];
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50 */
272
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51 }
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52 else {
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53
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54 /* make the alpha channel opaque so anim won't have holes in it */
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55 QZ_SetPortAlphaOpaque ();
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56 }
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57
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58 /* window is hidden now */
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59 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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60
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61 [ super miniaturize:sender ];
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62 }
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63
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64 - (void)display
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65 {
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66 /*
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67 This method fires just before the window deminaturizes from the Dock.
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68
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69 We'll save the current visible surface, let the window manager redraw any
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70 UI elements, and restore the SDL surface. This way, no expose event
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71 is required, and the deminiaturize works perfectly.
501
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72 */
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73 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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74
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75 /* make sure pixels are fully opaque */
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76 if (! ( SDL_VideoSurface->flags & SDL_OPENGL ) )
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77 QZ_SetPortAlphaOpaque ();
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78
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79 /* save current visible SDL surface */
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80 [ self cacheImageInRect:[ window_view frame ] ];
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81
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82 /* let the window manager redraw controls, border, etc */
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83 [ super display ];
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84
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85 /* restore visible SDL surface */
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86 [ self restoreCachedImage ];
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87
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88 /* window is visible again */
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89 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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90 }
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91
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92 - (void)setFrame:(NSRect)frameRect display:(BOOL)flag
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93 {
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94
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95 /*
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96 If the video surface is NULL, this originated from QZ_SetVideoMode,
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97 so don't send the resize event.
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98 */
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99 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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100
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101 if (this && SDL_VideoSurface == NULL) {
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102
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103 [ super setFrame:frameRect display:flag ];
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104 }
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105 else if (this && qz_window) {
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106
683
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107 NSRect newViewFrame;
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108
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109 [ super setFrame:frameRect display:flag ];
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110
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111 newViewFrame = [ window_view frame ];
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112
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113 SDL_PrivateResize (newViewFrame.size.width, newViewFrame.size.height);
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114
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115 /* If not OpenGL, we have to update the pixels and pitch */
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116 if ( ! ( SDL_VideoSurface->flags & SDL_OPENGL ) ) {
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117
683
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118 CGrafPtr thePort = [ window_view qdPort ];
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119 LockPortBits ( thePort );
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120
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121 SDL_VideoSurface->pixels = GetPixBaseAddr ( GetPortPixMap ( thePort ) );
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122 SDL_VideoSurface->pitch = GetPixRowBytes ( GetPortPixMap ( thePort ) );
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123
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124 /*
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125 SDL_VideoSurface->pixels now points to the window's pixels
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126 We want it to point to the *view's* pixels
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127 */
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128 {
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129 int vOffset = [ qz_window frame ].size.height -
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130 newViewFrame.size.height - newViewFrame.origin.y;
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131
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132 int hOffset = newViewFrame.origin.x;
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133
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134 SDL_VideoSurface->pixels += (vOffset * SDL_VideoSurface->pitch) + hOffset * (device_bpp/8);
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135 }
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136
683
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137 UnlockPortBits ( thePort );
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138 }
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139 }
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140 }
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141
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142 - (void)appDidHide:(NSNotification*)note
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143 {
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144 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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145 }
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146
683
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147 - (void)appWillUnhide:(NSNotification*)note
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148 {
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149 SDL_VideoDevice *this = (SDL_VideoDevice*)current_video;
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150
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151 if ( this ) {
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152
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153 /* make sure pixels are fully opaque */
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154 if (! ( SDL_VideoSurface->flags & SDL_OPENGL ) )
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155 QZ_SetPortAlphaOpaque ();
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156
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157 /* save current visible SDL surface */
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158 [ self cacheImageInRect:[ window_view frame ] ];
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159 }
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160 }
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161
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162 - (void)appDidUnhide:(NSNotification*)note
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163 {
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164 /* restore cached image, since it may not be current, post expose event too */
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165 [ self restoreCachedImage ];
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166
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167 //SDL_PrivateExpose ();
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168
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169 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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170 }
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171
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172 - (id)initWithContentRect:(NSRect)contentRect styleMask:(unsigned int)styleMask backing:(NSBackingStoreType)backingType defer:(BOOL)flag
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173 {
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174 /* Make our window subclass receive these application notifications */
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175 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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176 selector:@selector(appDidHide:) name:NSApplicationDidHideNotification object:NSApp ];
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177
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178 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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179 selector:@selector(appDidUnhide:) name:NSApplicationDidUnhideNotification object:NSApp ];
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180
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181 [ [ NSNotificationCenter defaultCenter ] addObserver:self
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182 selector:@selector(appWillUnhide:) name:NSApplicationWillUnhideNotification object:NSApp ];
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183
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184 return [ super initWithContentRect:contentRect styleMask:styleMask backing:backingType defer:flag ];
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185 }
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186
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187 @end
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188
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189 /* Delegate for our NSWindow to send SDLQuit() on close */
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190 @interface SDL_QuartzWindowDelegate : NSObject
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191 {}
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192 - (BOOL)windowShouldClose:(id)sender;
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193 @end
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194
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195 @implementation SDL_QuartzWindowDelegate
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196 - (BOOL)windowShouldClose:(id)sender
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197 {
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198 SDL_PrivateQuit();
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199 return NO;
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200 }
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201 @end
272
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202
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203 /* Subclass of NSQuickDrawView for the window's subview */
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204 @interface SDL_QuartzWindowView : NSQuickDrawView
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205 {}
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206 @end
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207
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208 @implementation SDL_QuartzWindowView
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209 @end