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annotate src/video/qtopia/SDL_sysvideo.cc @ 4066:58a5055da431 SDL-1.2

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More improvements for bug #373 Show the SDL cursor in the window and the arrow cursor outside the window. This is also supposed to show the SDL cursor when activated, but that code isn't working yet...
author Sam Lantinga <slouken@libsdl.org>
date Sat, 14 Jul 2007 08:27:06 +0000
parents 49ed2682da54
children a1b03ba2fcd0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* Qtopia based framebuffer implementation */
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25
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26 #include <unistd.h>
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27
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28 #include <qapplication.h>
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29 #include <qpe/qpeapplication.h>
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30
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31 #include "SDL_timer.h"
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32
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33 #include "SDL_QWin.h"
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34
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35 extern "C" {
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36
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37 #include "../SDL_sysvideo.h"
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38 #include "../../events/SDL_events_c.h"
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39 #include "SDL_sysevents_c.h"
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40 #include "SDL_sysmouse_c.h"
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41 #include "SDL_syswm_c.h"
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42 #include "SDL_lowvideo.h"
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43
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44 //#define QTOPIA_DEBUG
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45 #define QT_HIDDEN_SIZE 32 /* starting hidden window size */
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46
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47 /* Name of the environment variable used to invert the screen rotation or not:
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48 Possible values:
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49 !=0 : Screen is 270° rotated
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50 0: Screen is 90° rotated*/
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51 #define SDL_QT_ROTATION_ENV_NAME "SDL_QT_INVERT_ROTATION"
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52
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53 /* Initialization/Query functions */
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54 static int QT_VideoInit(_THIS, SDL_PixelFormat *vformat);
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55 static SDL_Rect **QT_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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56 static SDL_Surface *QT_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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57 static void QT_UpdateMouse(_THIS);
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58 static int QT_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
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59 static void QT_VideoQuit(_THIS);
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60
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61 /* Hardware surface functions */
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62 static int QT_AllocHWSurface(_THIS, SDL_Surface *surface);
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63 static int QT_LockHWSurface(_THIS, SDL_Surface *surface);
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64 static void QT_UnlockHWSurface(_THIS, SDL_Surface *surface);
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65 static void QT_FreeHWSurface(_THIS, SDL_Surface *surface);
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66
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67 static int QT_ToggleFullScreen(_THIS, int fullscreen);
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68
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69 static int QT_IconifyWindow(_THIS);
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70 static SDL_GrabMode QT_GrabInput(_THIS, SDL_GrabMode mode);
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71
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72 /* FB driver bootstrap functions */
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73
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74 static int QT_Available(void)
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75 {
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76 return(1);
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77 }
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78
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79 static void QT_DeleteDevice(SDL_VideoDevice *device)
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80 {
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81 SDL_free(device->hidden);
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82 SDL_free(device);
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83 }
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84
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85 static SDL_VideoDevice *QT_CreateDevice(int devindex)
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86 {
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87 SDL_VideoDevice *device;
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88
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89 /* Initialize all variables that we clean on shutdown */
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90 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
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91 if ( device ) {
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92 SDL_memset(device, 0, (sizeof *device));
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93 device->hidden = (struct SDL_PrivateVideoData *)
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94 SDL_malloc((sizeof *device->hidden));
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95 }
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96 if ( (device == NULL) || (device->hidden == NULL) ) {
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97 SDL_OutOfMemory();
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98 if ( device ) {
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99 SDL_free(device);
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100 }
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101 return(0);
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102 }
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103 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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104
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105 /* Set the function pointers */
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106 device->VideoInit = QT_VideoInit;
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107 device->ListModes = QT_ListModes;
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108 device->SetVideoMode = QT_SetVideoMode;
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109 device->UpdateMouse = QT_UpdateMouse;
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110 device->SetColors = QT_SetColors;
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111 device->UpdateRects = NULL;
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112 device->VideoQuit = QT_VideoQuit;
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113 device->AllocHWSurface = QT_AllocHWSurface;
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114 device->CheckHWBlit = NULL;
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115 device->FillHWRect = NULL;
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116 device->SetHWColorKey = NULL;
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117 device->SetHWAlpha = NULL;
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118 device->LockHWSurface = QT_LockHWSurface;
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119 device->UnlockHWSurface = QT_UnlockHWSurface;
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120 device->FlipHWSurface = NULL;
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121 device->FreeHWSurface = QT_FreeHWSurface;
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122 device->SetIcon = NULL;
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123 device->SetCaption = QT_SetWMCaption;
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124 device->IconifyWindow = QT_IconifyWindow;
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125 device->GrabInput = QT_GrabInput;
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126 device->GetWMInfo = NULL;
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127 device->FreeWMCursor = QT_FreeWMCursor;
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128 device->CreateWMCursor = QT_CreateWMCursor;
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129 device->ShowWMCursor = QT_ShowWMCursor;
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130 device->WarpWMCursor = QT_WarpWMCursor;
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131 device->InitOSKeymap = QT_InitOSKeymap;
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132 device->PumpEvents = QT_PumpEvents;
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133
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134 device->free = QT_DeleteDevice;
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135 device->ToggleFullScreen = QT_ToggleFullScreen;
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136
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137 /* Set the driver flags */
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138 device->handles_any_size = 0;
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139
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140 return device;
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141 }
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142
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143 VideoBootStrap Qtopia_bootstrap = {
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parents:
diff changeset
144 "qtopia", "Qtopia / QPE graphics",
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parents:
diff changeset
145 QT_Available, QT_CreateDevice
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parents:
diff changeset
146 };
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parents:
diff changeset
147
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parents:
diff changeset
148 /* Function to sort the display_list */
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parents:
diff changeset
149 static int CompareModes(const void *A, const void *B)
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parents:
diff changeset
150 {
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parents:
diff changeset
151 #if 0
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parents:
diff changeset
152 const display_mode *a = (display_mode *)A;
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parents:
diff changeset
153 const display_mode *b = (display_mode *)B;
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154
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parents:
diff changeset
155 if ( a->space == b->space ) {
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parents:
diff changeset
156 return((b->virtual_width*b->virtual_height)-
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
157 (a->virtual_width*a->virtual_height));
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parents:
diff changeset
158 } else {
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parents:
diff changeset
159 return(ColorSpaceToBitsPerPixel(b->space)-
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parents:
diff changeset
160 ColorSpaceToBitsPerPixel(a->space));
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parents:
diff changeset
161 }
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parents:
diff changeset
162 #endif
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diff changeset
163 return 0;
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diff changeset
164 }
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165
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parents:
diff changeset
166 /* Yes, this isn't the fastest it could be, but it works nicely */
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parents:
diff changeset
167 static int QT_AddMode(_THIS, int index, unsigned int w, unsigned int h)
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diff changeset
168 {
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diff changeset
169 SDL_Rect *mode;
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diff changeset
170 int i;
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diff changeset
171 int next_mode;
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172
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diff changeset
173 /* Check to see if we already have this mode */
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parents:
diff changeset
174 if ( SDL_nummodes[index] > 0 ) {
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175 for ( i=SDL_nummodes[index]-1; i >= 0; --i ) {
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176 mode = SDL_modelist[index][i];
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177 if ( (mode->w == w) && (mode->h == h) ) {
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178 return(0);
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179 }
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180 }
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181 }
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182
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183 /* Set up the new video mode rectangle */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
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184 mode = (SDL_Rect *)SDL_malloc(sizeof *mode);
371
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185 if ( mode == NULL ) {
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diff changeset
186 SDL_OutOfMemory();
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187 return(-1);
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188 }
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diff changeset
189 mode->x = 0;
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190 mode->y = 0;
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diff changeset
191 mode->w = w;
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192 mode->h = h;
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193 #ifdef QTOPIA_DEBUG
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194 fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h, index+1);
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195 #endif
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196
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197 /* Allocate the new list of modes, and fill in the new mode */
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diff changeset
198 next_mode = SDL_nummodes[index];
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199 SDL_modelist[index] = (SDL_Rect **)
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
200 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *));
371
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parents:
diff changeset
201 if ( SDL_modelist[index] == NULL ) {
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parents:
diff changeset
202 SDL_OutOfMemory();
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diff changeset
203 SDL_nummodes[index] = 0;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
204 SDL_free(mode);
371
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205 return(-1);
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parents:
diff changeset
206 }
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parents:
diff changeset
207 SDL_modelist[index][next_mode] = mode;
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208 SDL_modelist[index][next_mode+1] = NULL;
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diff changeset
209 SDL_nummodes[index]++;
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210
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211 return(0);
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parents:
diff changeset
212 }
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diff changeset
213
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diff changeset
214 int QT_VideoInit(_THIS, SDL_PixelFormat *vformat)
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215 {
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216 /* Initialize the QPE Application */
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diff changeset
217 /* Determine the screen depth */
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218 vformat->BitsPerPixel = QPixmap::defaultDepth();
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219
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220 // For now we hardcode the current depth because anything else
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diff changeset
221 // might as well be emulated by SDL rather than by Qtopia.
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diff changeset
222
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223 QSize desktop_size = qApp->desktop()->size();
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diff changeset
224 QT_AddMode(_this, ((vformat->BitsPerPixel+7)/8)-1,
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diff changeset
225 desktop_size.width(), desktop_size.height());
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diff changeset
226 QT_AddMode(_this, ((vformat->BitsPerPixel+7)/8)-1,
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diff changeset
227 desktop_size.height(), desktop_size.width());
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diff changeset
228
1545
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1403
diff changeset
229 /* Determine the current screen size */
3849
49ed2682da54 Patched to compile. Fixes Bugzilla #285.
Ryan C. Gordon <icculus@icculus.org>
parents: 1545
diff changeset
230 _this->info.current_w = desktop_size.width();
49ed2682da54 Patched to compile. Fixes Bugzilla #285.
Ryan C. Gordon <icculus@icculus.org>
parents: 1545
diff changeset
231 _this->info.current_h = desktop_size.height();
1545
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1403
diff changeset
232
371
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diff changeset
233 /* Create the window / widget */
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diff changeset
234 SDL_Win = new SDL_QWin(QSize(QT_HIDDEN_SIZE, QT_HIDDEN_SIZE));
379
11c8a7684f74 Date: Fri, 24 May 2002 10:32:00 -0700
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parents: 371
diff changeset
235 ((QPEApplication*)qApp)->showMainWidget(SDL_Win);
371
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parents:
diff changeset
236 /* Fill in some window manager capabilities */
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parents:
diff changeset
237 _this->info.wm_available = 0;
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diff changeset
238
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parents:
diff changeset
239 /* We're done! */
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diff changeset
240 return(0);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 }
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parents:
diff changeset
242
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parents:
diff changeset
243 /* We support any dimension at our bit-depth */
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parents:
diff changeset
244 SDL_Rect **QT_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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parents:
diff changeset
245 {
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parents:
diff changeset
246 SDL_Rect **modes;
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parents:
diff changeset
247
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diff changeset
248 modes = ((SDL_Rect **)0);
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parents:
diff changeset
249 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) {
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parents:
diff changeset
250 modes = SDL_modelist[((format->BitsPerPixel+7)/8)-1];
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parents:
diff changeset
251 } else {
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 if ( format->BitsPerPixel ==
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 _this->screen->format->BitsPerPixel ) {
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parents:
diff changeset
254 modes = ((SDL_Rect **)-1);
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parents:
diff changeset
255 }
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
256 }
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
257 return(modes);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 }
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
259
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
260 /* Various screen update functions available */
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parents:
diff changeset
261 static void QT_NormalUpdate(_THIS, int numrects, SDL_Rect *rects);
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parents:
diff changeset
262
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
263
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 static int QT_SetFullScreen(_THIS, SDL_Surface *screen, int fullscreen)
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parents:
diff changeset
265 {
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parents:
diff changeset
266 return -1;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 }
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 static int QT_ToggleFullScreen(_THIS, int fullscreen)
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parents:
diff changeset
270 {
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parents:
diff changeset
271 return -1;
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 }
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parents:
diff changeset
273
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parents:
diff changeset
274 /* FIXME: check return values and cleanup here */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 SDL_Surface *QT_SetVideoMode(_THIS, SDL_Surface *current,
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 int width, int height, int bpp, Uint32 flags)
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 {
379
11c8a7684f74 Date: Fri, 24 May 2002 10:32:00 -0700
Sam Lantinga <slouken@libsdl.org>
parents: 371
diff changeset
278
371
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
279 QImage *qimage;
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parents:
diff changeset
280 QSize desktop_size = qApp->desktop()->size();
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parents:
diff changeset
281
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
282
567
969fbd4dcd4e From: David Hedbor
Sam Lantinga <slouken@libsdl.org>
parents: 481
diff changeset
283 current->flags = 0; //SDL_FULLSCREEN; // We always run fullscreen.
371
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parents:
diff changeset
284
481
c96e2137f9eb Date: Sat, 31 Aug 2002 15:42:45 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 379
diff changeset
285 if(width <= desktop_size.width()
c96e2137f9eb Date: Sat, 31 Aug 2002 15:42:45 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 379
diff changeset
286 && height <= desktop_size.height()) {
371
db0cc6034336 Added David Hedbor's Qtopia patches
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parents:
diff changeset
287 current->w = desktop_size.width();
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 current->h = desktop_size.height();
481
c96e2137f9eb Date: Sat, 31 Aug 2002 15:42:45 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 379
diff changeset
289 } else if(width <= desktop_size.height() && height <= desktop_size.width()) {
371
db0cc6034336 Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 // Landscape mode
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
291 char * envString = SDL_getenv(SDL_QT_ROTATION_ENV_NAME);
481
c96e2137f9eb Date: Sat, 31 Aug 2002 15:42:45 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 379
diff changeset
292 int envValue = envString ? atoi(envString) : 0;
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293 screenRotation = envValue ? SDL_QT_ROTATION_270 : SDL_QT_ROTATION_90;
371
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294 current->h = desktop_size.width();
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295 current->w = desktop_size.height();
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296 } else {
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297 SDL_SetError("Unsupported resolution, %dx%d\n", width, height);
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298 }
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299 if ( flags & SDL_OPENGL ) {
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300 SDL_SetError("OpenGL not supported");
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301 return(NULL);
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302 }
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303 /* Create the QImage framebuffer */
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304 qimage = new QImage(current->w, current->h, bpp);
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305 if (qimage->isNull()) {
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306 SDL_SetError("Couldn't create screen bitmap");
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307 delete qimage;
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308 return(NULL);
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309 }
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310 current->pitch = qimage->bytesPerLine();
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311 current->pixels = (void *)qimage->bits();
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312 SDL_Win->setImage(qimage);
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313 _this->UpdateRects = QT_NormalUpdate;
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314 SDL_Win->setFullscreen(true);
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315 /* We're done */
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316 return(current);
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317 }
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318
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319 /* Update the current mouse state and position */
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320 void QT_UpdateMouse(_THIS)
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321 {
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322 QPoint point(-1, -1);
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323 if ( SDL_Win->isActiveWindow() ) {
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324 point = SDL_Win->mousePos();
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325 }
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326
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327 if ( (point.x() >= 0) && (point.x() < SDL_VideoSurface->w) &&
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328 (point.y() >= 0) && (point.y() < SDL_VideoSurface->h) ) {
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329 SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS);
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330 SDL_PrivateMouseMotion(0, 0,
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331 (Sint16)point.x(), (Sint16)point.y());
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332 } else {
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333 SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS);
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334 }
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335 }
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336
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337 /* We don't actually allow hardware surfaces other than the main one */
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338 static int QT_AllocHWSurface(_THIS, SDL_Surface *surface)
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339 {
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340 return(-1);
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341 }
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342 static void QT_FreeHWSurface(_THIS, SDL_Surface *surface)
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343 {
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344 return;
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345 }
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346 static int QT_LockHWSurface(_THIS, SDL_Surface *surface)
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347 {
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348 return(0);
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349 }
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350 static void QT_UnlockHWSurface(_THIS, SDL_Surface *surface)
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351 {
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352 return;
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353 }
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354
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355 static void QT_NormalUpdate(_THIS, int numrects, SDL_Rect *rects)
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356 {
567
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357 if(SDL_Win->lockScreen()) {
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358 for(int i=0; i<numrects; ++i ) {
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359 QRect rect(rects[i].x, rects[i].y,
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360 rects[i].w, rects[i].h);
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361 SDL_Win->repaintRect(rect);
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362 }
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363 SDL_Win->unlockScreen();
371
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364 }
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365 }
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366 /* Is the system palette settable? */
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367 int QT_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
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368 {
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369 return -1;
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370 }
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371
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372 void QT_VideoQuit(_THIS)
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373 {
379
11c8a7684f74 Date: Fri, 24 May 2002 10:32:00 -0700
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374 // This is dumb, but if I free this, the app doesn't exit correctly.
11c8a7684f74 Date: Fri, 24 May 2002 10:32:00 -0700
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375 // Of course, this will leak memory if init video is done more than once.
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376 // Sucks but such is life.
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377
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378 // -- David Hedbor
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379 // delete SDL_Win;
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380 // SDL_Win = 0;
371
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381 _this->screen->pixels = NULL;
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382 QT_GrabInput(_this, SDL_GRAB_OFF);
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383 }
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384
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385 static int QT_IconifyWindow(_THIS) {
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386 SDL_Win->hide();
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387
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388 return true;
371
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389 }
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390
567
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391 static SDL_GrabMode QT_GrabInput(_THIS, SDL_GrabMode mode) {
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392 if(mode == SDL_GRAB_OFF) {
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393 QPEApplication::grabKeyboard();
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394 qApp->processEvents();
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395 QPEApplication::ungrabKeyboard();
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396 } else {
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397 QPEApplication::grabKeyboard();
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398 }
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399 qApp->processEvents();
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400 return mode;
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diff changeset
401 }
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402
371
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403 }; /* Extern C */