Mercurial > sdl-ios-xcode
annotate src/video/qtopia/SDL_QWin.cc @ 1336:3692456e7b0f
Use SDL_ prefixed versions of C library functions.
FIXME:
Change #include <stdlib.h> to #include "SDL_stdlib.h"
Change #include <string.h> to #include "SDL_string.h"
Make sure nothing else broke because of this...
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Tue, 07 Feb 2006 06:59:48 +0000 |
| parents | c9b51268668f |
| children | 376665398b25 |
| 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 |
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23 #include "SDL_QWin.h" |
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24 #include <qapplication.h> |
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25 #include <qdirectpainter_qws.h> |
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26 |
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27 screenRotationT screenRotation = SDL_QT_NO_ROTATION; |
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28 |
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29 SDL_QWin::SDL_QWin(const QSize& size) |
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30 : QWidget(0, "SDL_main"), my_painter(0), my_image(0), |
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31 my_inhibit_resize(false), my_mouse_pos(-1,-1), my_flags(0), |
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32 my_has_fullscreen(false), my_locked(0) |
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33 { |
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34 setBackgroundMode(NoBackground); |
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35 } |
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36 |
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37 SDL_QWin::~SDL_QWin() { |
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38 // Nothing to do yet. |
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39 if(my_image) { |
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40 delete my_image; |
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41 } |
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42 } |
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43 |
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44 void SDL_QWin::setImage(QImage *image) { |
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45 if ( my_image ) { |
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46 delete my_image; |
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47 } |
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48 my_image = image; |
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49 // setFixedSize(image->size()); |
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50 } |
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51 |
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52 void SDL_QWin::resizeEvent(QResizeEvent *e) { |
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53 if(size() != qApp->desktop()->size()) { |
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54 // Widget is not the correct size, so do the fullscreen magic |
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55 my_has_fullscreen = false; |
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56 enableFullscreen(); |
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57 } |
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58 if(my_inhibit_resize) { |
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59 my_inhibit_resize = false; |
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60 } else { |
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61 SDL_PrivateResize(e->size().width(), e->size().height()); |
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62 } |
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63 } |
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64 |
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65 void SDL_QWin::focusInEvent(QFocusEvent *) { |
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66 // Always do it here, no matter the size. |
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67 enableFullscreen(); |
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68 SDL_PrivateAppActive(true, SDL_APPINPUTFOCUS); |
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69 } |
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70 |
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71 void SDL_QWin::focusOutEvent(QFocusEvent *) { |
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72 my_has_fullscreen = false; |
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73 SDL_PrivateAppActive(false, SDL_APPINPUTFOCUS); |
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74 } |
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75 |
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76 void SDL_QWin::closeEvent(QCloseEvent *e) { |
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77 SDL_PrivateQuit(); |
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78 e->ignore(); |
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79 } |
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80 |
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81 void SDL_QWin::setMousePos(const QPoint &pos) { |
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82 if(my_image->width() == height()) { |
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83 if (screenRotation == SDL_QT_ROTATION_90) |
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84 my_mouse_pos = QPoint(height()-pos.y(), pos.x()); |
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85 else if (screenRotation == SDL_QT_ROTATION_270) |
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86 my_mouse_pos = QPoint(pos.y(), width()-pos.x()); |
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87 } else { |
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88 my_mouse_pos = pos; |
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89 } |
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90 } |
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91 |
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92 void SDL_QWin::mouseMoveEvent(QMouseEvent *e) { |
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93 Qt::ButtonState button = e->button(); |
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94 int sdlstate = 0; |
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95 if( (button & Qt::LeftButton)) { |
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96 sdlstate |= SDL_BUTTON_LMASK; |
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97 } |
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98 if( (button & Qt::RightButton)) { |
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99 sdlstate |= SDL_BUTTON_RMASK; |
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100 } |
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101 if( (button & Qt::MidButton)) { |
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102 sdlstate |= SDL_BUTTON_MMASK; |
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103 } |
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104 setMousePos(e->pos()); |
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105 SDL_PrivateMouseMotion(sdlstate, 0, my_mouse_pos.x(), my_mouse_pos.y()); |
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106 } |
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107 |
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108 void SDL_QWin::mousePressEvent(QMouseEvent *e) { |
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109 mouseMoveEvent(e); |
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110 Qt::ButtonState button = e->button(); |
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111 SDL_PrivateMouseButton(SDL_PRESSED, |
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112 (button & Qt::LeftButton) ? 1 : |
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113 ((button & Qt::RightButton) ? 2 : 3), |
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114 my_mouse_pos.x(), my_mouse_pos.y()); |
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115 } |
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116 |
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117 void SDL_QWin::mouseReleaseEvent(QMouseEvent *e) { |
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118 setMousePos(e->pos()); |
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119 Qt::ButtonState button = e->button(); |
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120 SDL_PrivateMouseButton(SDL_RELEASED, |
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121 (button & Qt::LeftButton) ? 1 : |
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122 ((button & Qt::RightButton) ? 2 : 3), |
|
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123 my_mouse_pos.x(), my_mouse_pos.y()); |
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124 my_mouse_pos = QPoint(-1, -1); |
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125 } |
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126 |
| 567 | 127 static inline void |
| 128 gs_fastRotateBlit_3 ( unsigned short *fb, | |
| 129 unsigned short *bits, | |
| 130 const QRect& rect ) | |
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131 { |
| 567 | 132 // FIXME: this only works correctly for 240x320 displays |
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133 int startx, starty; |
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134 int width, height; |
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135 |
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136 startx = rect.left() >> 1; |
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137 starty = rect.top() >> 1; |
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138 width = ((rect.right() - rect.left()) >> 1) + 2; |
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139 height = ((rect.bottom() - rect.top()) >> 1) + 2; |
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140 |
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141 if((startx+width) > 120) { |
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142 width = 120 - startx; // avoid horizontal overflow |
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143 } |
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144 if((starty+height) > 160) { |
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145 height = 160 - starty; // avoid vertical overflow |
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146 } |
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147 |
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148 ulong *sp1, *sp2, *dp1, *dp2; |
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149 ulong stop, sbot, dtop, dbot; |
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150 |
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151 sp1 = (ulong*)bits + startx + starty*240; |
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152 sp2 = sp1 + 120; |
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153 dp1 = (ulong *)fb + (159 - starty) + startx*320; |
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154 dp2 = dp1 + 160; |
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155 int rowadd = (-320*width) - 1; |
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156 int rowadd2 = 240 - width; |
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157 // transfer in cells of 2x2 pixels in words |
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158 for (int y=0; y<height; y++) { |
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159 for (int x=0; x<width; x++) { |
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160 // read source pixels |
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161 stop = *sp1; |
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162 sbot = *sp2; |
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163 // rotate pixels |
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164 dtop = (sbot & 0xffff) + ((stop & 0xffff)<<16); |
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165 dbot = ((sbot & 0xffff0000)>>16) + (stop & 0xffff0000); |
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166 // write to framebuffer |
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167 *dp1 = dtop; |
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168 *dp2 = dbot; |
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169 // update source ptrs |
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170 sp1++; sp2++; |
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171 // update dest ptrs - 2 pix at a time |
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172 dp1 += 320; |
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173 dp2 += 320; |
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174 } |
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175 // adjust src ptrs - skip a row as we work in pairs |
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176 sp1 += rowadd2; |
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177 sp2 += rowadd2; |
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178 // adjust dest ptrs for rotation |
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179 dp1 += rowadd; |
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180 dp2 += rowadd; |
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181 } |
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182 } |
| 567 | 183 |
| 184 static inline void | |
| 185 gs_fastRotateBlit_1 ( unsigned short *fb, | |
| 186 unsigned short *bits, | |
| 187 const QRect& rect ) { | |
| 188 // FIXME: this only works correctly for 240x320 displays | |
| 189 int startx, starty; | |
| 190 int width, height; | |
| 191 | |
| 192 startx = rect.left() >> 1; | |
| 193 starty = rect.top() >> 1; | |
| 194 width = ((rect.right() - rect.left()) >> 1) + 2; | |
| 195 height = ((rect.bottom() - rect.top()) >> 1) + 2; | |
| 196 | |
| 197 if((startx+width) > 120) { | |
| 198 width = 120 - startx; // avoid horizontal overflow | |
| 199 } | |
| 200 if((starty+height) > 160) { | |
| 201 height = 160 - starty; // avoid vertical overflow | |
| 202 } | |
| 203 | |
| 204 ulong *sp1, *sp2, *dp1, *dp2; | |
| 205 ulong stop, sbot, dtop, dbot; | |
| 206 fb += 320*239; // Move "fb" to top left corner | |
| 207 sp1 = (ulong*)bits + startx + starty*240; | |
| 208 sp2 = sp1 + 120; | |
| 209 dp1 = (ulong*)fb - startx * 320 - starty; | |
| 210 dp2 = dp1 - 160; | |
| 211 int rowadd = (320*width) + 1; | |
| 212 int rowadd2 = 240 - width; | |
| 213 // transfer in cells of 2x2 pixels in words | |
| 214 for (int y=0; y<height; y++) { | |
| 215 for (int x=0; x<width; x++) { | |
| 216 // read | |
| 217 stop = *sp1; | |
| 218 sbot = *sp2; | |
| 219 // rotate | |
| 220 dtop = (stop & 0xffff) + ((sbot & 0xffff)<<16); | |
| 221 dbot = ((stop & 0xffff0000)>>16) + (sbot & 0xffff0000); | |
| 222 // write | |
| 223 *dp1 = dtop; | |
| 224 *dp2 = dbot; | |
| 225 // update source ptrs | |
| 226 sp1++; sp2++; | |
| 227 // update dest ptrs - 2 pix at a time | |
| 228 dp1 -= 320; | |
| 229 dp2 -= 320; | |
| 230 } | |
| 231 // adjust src ptrs - skip a row as we work in pairs | |
| 232 sp1 += rowadd2; | |
| 233 sp2 += rowadd2; | |
| 234 // adjust dest ptrs for rotation | |
| 235 dp1 += rowadd; | |
| 236 dp2 += rowadd; | |
| 237 } | |
| 238 } | |
| 239 | |
| 240 // desktop, SL-A300 etc | |
| 241 bool SDL_QWin::repaintRotation0(const QRect& rect) { | |
| 242 if(my_image->width() == width()) { | |
| 243 uchar *fb = (uchar*)my_painter->frameBuffer(); | |
| 244 uchar *buf = (uchar*)my_image->bits(); | |
| 245 if(rect == my_image->rect()) { | |
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246 SDL_memcpy(fb, buf, width()*height()*2); |
| 567 | 247 } else { |
| 248 int h = rect.height(); | |
| 249 int wd = rect.width()<<1; | |
| 250 int fblineadd = my_painter->lineStep(); | |
| 251 int buflineadd = my_image->bytesPerLine(); | |
| 252 fb += (rect.left()<<1) + rect.top() * my_painter->lineStep(); | |
| 253 buf += (rect.left()<<1) + rect.top() * my_image->bytesPerLine(); | |
| 254 while(h--) { | |
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255 SDL_memcpy(fb, buf, wd); |
| 567 | 256 fb += fblineadd; |
| 257 buf += buflineadd; | |
| 258 } | |
| 259 } | |
| 260 } else { | |
| 261 return false; // FIXME: Landscape | |
| 262 } | |
| 263 #ifdef __i386__ | |
| 264 my_painter->fillRect( rect, QBrush( Qt::NoBrush ) ); | |
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265 #endif |
| 567 | 266 return true; |
| 267 } | |
| 268 | |
| 269 | |
| 270 // Sharp Zaurus SL-5500 etc | |
| 271 bool SDL_QWin::repaintRotation3(const QRect& rect) { | |
| 272 if(my_image->width() == width()) { | |
| 273 ushort *fb = (ushort*)my_painter->frameBuffer(); | |
| 274 ushort *buf = (ushort*)my_image->bits(); | |
| 275 gs_fastRotateBlit_3(fb, buf, rect); | |
| 276 } else { | |
| 277 // landscape mode | |
| 278 if (screenRotation == SDL_QT_ROTATION_90) { | |
| 279 uchar *fb = (uchar*)my_painter->frameBuffer(); | |
| 280 uchar *buf = (uchar*)my_image->bits(); | |
| 281 if(rect == my_image->rect()) { | |
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282 SDL_memcpy(fb, buf, width()*height()*2); |
| 567 | 283 } else { |
| 284 int h = rect.height(); | |
| 285 int wd = rect.width()<<1; | |
| 286 int fblineadd = my_painter->lineStep(); | |
| 287 int buflineadd = my_image->bytesPerLine(); | |
| 288 fb += (rect.left()<<1) + rect.top() * my_painter->lineStep(); | |
| 289 buf += (rect.left()<<1) + rect.top() * my_image->bytesPerLine(); | |
| 290 while(h--) { | |
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291 SDL_memcpy(fb, buf, wd); |
| 567 | 292 fb += fblineadd; |
| 293 buf += buflineadd; | |
| 294 } | |
| 295 } | |
| 296 } else if (screenRotation == SDL_QT_ROTATION_270) { | |
| 297 int h = rect.height(); | |
| 298 int wd = rect.width(); | |
| 299 int fblineadd = my_painter->lineStep() - (rect.width() << 1); | |
| 300 int buflineadd = my_image->bytesPerLine() - (rect.width() << 1); | |
| 301 int w; | |
| 302 | |
| 303 uchar *fb = (uchar*)my_painter->frameBuffer(); | |
| 304 uchar *buf = (uchar*)my_image->bits(); | |
| 305 | |
| 306 fb += ((my_painter->width() - (rect.top() + rect.height())) * | |
| 307 my_painter->lineStep()) + ((my_painter->height() - ((rect.left() + | |
| 308 rect.width()))) << 1); | |
| 309 | |
| 310 buf += my_image->bytesPerLine() * (rect.top() + rect.height()) - | |
| 311 (((my_image->width() - (rect.left() + rect.width())) << 1) + 2); | |
| 312 | |
| 313 while(h--) { | |
| 314 w = wd; | |
| 315 while(w--) *((unsigned short*)fb)++ = *((unsigned short*)buf)--; | |
| 316 fb += fblineadd; | |
| 317 buf -= buflineadd; | |
| 318 } | |
| 319 } | |
| 320 } | |
| 321 return true; | |
| 322 } | |
| 323 | |
| 324 // ipaq 3800... | |
| 325 bool SDL_QWin::repaintRotation1(const QRect& rect) { | |
| 326 if(my_image->width() == width()) { | |
| 327 ushort *fb = (ushort*)my_painter->frameBuffer(); | |
| 328 ushort *buf = (ushort*)my_image->bits(); | |
| 329 gs_fastRotateBlit_1(fb, buf, rect); | |
| 330 } else { | |
| 331 return false; // FIXME: landscape mode | |
| 332 } | |
| 333 return true; | |
| 334 } | |
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335 |
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336 void SDL_QWin::repaintRect(const QRect& rect) { |
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337 if(!my_painter || !rect.width() || !rect.height()) { |
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338 return; |
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339 } |
| 567 | 340 |
| 341 if(QPixmap::defaultDepth() == 16) { | |
| 342 switch(my_painter->transformOrientation()) { | |
| 343 case 3: | |
| 344 if(repaintRotation3(rect)) { return; } | |
| 345 break; | |
| 346 case 1: | |
| 347 if(repaintRotation1(rect)) { return; } | |
| 348 break; | |
| 349 case 0: | |
| 350 if(repaintRotation0(rect)) { return; } | |
| 351 break; | |
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352 } |
| 567 | 353 } |
| 354 my_painter->drawImage(rect.topLeft(), *my_image, rect); | |
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355 } |
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356 |
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357 // This paints the current buffer to the screen, when desired. |
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358 void SDL_QWin::paintEvent(QPaintEvent *ev) { |
| 567 | 359 if(my_image) { |
| 360 lockScreen(true); | |
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361 repaintRect(ev->rect()); |
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362 unlockScreen(); |
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363 } |
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364 } |
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365 |
| 567 | 366 /* Function to translate a keyboard transition and queue the key event |
| 367 * This should probably be a table although this method isn't exactly | |
| 368 * slow. | |
| 369 */ | |
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370 void SDL_QWin::QueueKey(QKeyEvent *e, int pressed) |
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371 { |
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372 SDL_keysym keysym; |
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373 int scancode = e->key(); |
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374 /* Set the keysym information */ |
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375 if(scancode >= 'A' && scancode <= 'Z') { |
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376 // Qt sends uppercase, SDL wants lowercase |
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377 keysym.sym = static_cast<SDLKey>(scancode + 32); |
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378 } else if(scancode >= 0x1000) { |
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379 // Special keys |
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380 switch(scancode) { |
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381 case Qt::Key_Escape: scancode = SDLK_ESCAPE; break; |
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382 case Qt::Key_Tab: scancode = SDLK_TAB; break; |
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383 case Qt::Key_Backspace: scancode = SDLK_BACKSPACE; break; |
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384 case Qt::Key_Return: scancode = SDLK_RETURN; break; |
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385 case Qt::Key_Enter: scancode = SDLK_KP_ENTER; break; |
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386 case Qt::Key_Insert: scancode = SDLK_INSERT; break; |
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387 case Qt::Key_Delete: scancode = SDLK_DELETE; break; |
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388 case Qt::Key_Pause: scancode = SDLK_PAUSE; break; |
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389 case Qt::Key_Print: scancode = SDLK_PRINT; break; |
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390 case Qt::Key_SysReq: scancode = SDLK_SYSREQ; break; |
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391 case Qt::Key_Home: scancode = SDLK_HOME; break; |
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392 case Qt::Key_End: scancode = SDLK_END; break; |
|
481
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393 // We want the control keys to rotate with the screen |
|
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394 case Qt::Key_Left: |
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395 if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_UP; |
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396 else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_DOWN; |
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397 else scancode = SDLK_LEFT; |
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398 break; |
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399 case Qt::Key_Up: |
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400 if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_RIGHT; |
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401 else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_LEFT; |
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402 else scancode = SDLK_UP; |
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403 break; |
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404 case Qt::Key_Right: |
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405 if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_DOWN; |
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406 else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_UP; |
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407 else scancode = SDLK_RIGHT; |
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408 break; |
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409 case Qt::Key_Down: |
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410 if (screenRotation == SDL_QT_ROTATION_90) scancode = SDLK_LEFT; |
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411 else if (screenRotation == SDL_QT_ROTATION_270) scancode = SDLK_RIGHT; |
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412 else scancode = SDLK_DOWN; |
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413 break; |
|
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414 case Qt::Key_Prior: scancode = SDLK_PAGEUP; break; |
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415 case Qt::Key_Next: scancode = SDLK_PAGEDOWN; break; |
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416 case Qt::Key_Shift: scancode = SDLK_LSHIFT; break; |
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417 case Qt::Key_Control: scancode = SDLK_LCTRL; break; |
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418 case Qt::Key_Meta: scancode = SDLK_LMETA; break; |
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419 case Qt::Key_Alt: scancode = SDLK_LALT; break; |
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420 case Qt::Key_CapsLock: scancode = SDLK_CAPSLOCK; break; |
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421 case Qt::Key_NumLock: scancode = SDLK_NUMLOCK; break; |
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422 case Qt::Key_ScrollLock: scancode = SDLK_SCROLLOCK; break; |
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423 case Qt::Key_F1: scancode = SDLK_F1; break; |
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424 case Qt::Key_F2: scancode = SDLK_F2; break; |
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425 case Qt::Key_F3: scancode = SDLK_F3; break; |
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426 case Qt::Key_F4: scancode = SDLK_F4; break; |
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427 case Qt::Key_F5: scancode = SDLK_F5; break; |
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428 case Qt::Key_F6: scancode = SDLK_F6; break; |
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429 case Qt::Key_F7: scancode = SDLK_F7; break; |
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430 case Qt::Key_F8: scancode = SDLK_F8; break; |
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431 case Qt::Key_F9: scancode = SDLK_F9; break; |
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432 case Qt::Key_F10: scancode = SDLK_F10; break; |
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433 case Qt::Key_F11: scancode = SDLK_F11; break; |
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434 case Qt::Key_F12: scancode = SDLK_F12; break; |
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435 case Qt::Key_F13: scancode = SDLK_F13; break; |
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436 case Qt::Key_F14: scancode = SDLK_F14; break; |
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437 case Qt::Key_F15: scancode = SDLK_F15; break; |
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438 case Qt::Key_Super_L: scancode = SDLK_LSUPER; break; |
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439 case Qt::Key_Super_R: scancode = SDLK_RSUPER; break; |
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440 case Qt::Key_Menu: scancode = SDLK_MENU; break; |
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441 case Qt::Key_Help: scancode = SDLK_HELP; break; |
| 567 | 442 |
| 443 case Qt::Key_F33: | |
| 444 // FIXME: This is a hack to enable the OK key on | |
| 445 // Zaurii devices. SDLK_RETURN is a suitable key to use | |
| 446 // since it often is used as such. | |
| 447 // david@hedbor.org | |
| 448 scancode = SDLK_RETURN; | |
| 449 break; | |
|
371
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450 default: |
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451 scancode = SDLK_UNKNOWN; |
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452 break; |
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453 } |
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454 keysym.sym = static_cast<SDLKey>(scancode); |
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455 } else { |
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456 keysym.sym = static_cast<SDLKey>(scancode); |
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457 } |
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458 keysym.scancode = scancode; |
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459 keysym.mod = KMOD_NONE; |
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460 ButtonState st = e->state(); |
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461 if( (st & ShiftButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LSHIFT); } |
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462 if( (st & ControlButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LCTRL); } |
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463 if( (st & AltButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LALT); } |
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464 if ( SDL_TranslateUNICODE ) { |
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465 QChar qchar = e->text()[0]; |
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466 keysym.unicode = qchar.unicode(); |
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467 } else { |
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468 keysym.unicode = 0; |
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469 } |
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470 |
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471 /* NUMLOCK and CAPSLOCK are implemented as double-presses in reality */ |
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472 // if ( (keysym.sym == SDLK_NUMLOCK) || (keysym.sym == SDLK_CAPSLOCK) ) { |
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473 // pressed = 1; |
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474 // } |
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475 |
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476 /* Queue the key event */ |
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477 if ( pressed ) { |
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478 SDL_PrivateKeyboard(SDL_PRESSED, &keysym); |
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479 } else { |
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480 SDL_PrivateKeyboard(SDL_RELEASED, &keysym); |
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481 } |
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482 } |
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483 |
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484 void SDL_QWin::setFullscreen(bool fs_on) { |
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485 my_has_fullscreen = false; |
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486 enableFullscreen(); |
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487 } |
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488 |
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489 void SDL_QWin::enableFullscreen() { |
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490 // Make sure size is correct |
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491 if(!my_has_fullscreen) { |
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492 setFixedSize(qApp->desktop()->size()); |
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493 // This call is needed because showFullScreen won't work |
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494 // correctly if the widget already considers itself to be fullscreen. |
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495 showNormal(); |
|
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496 // This is needed because showNormal() forcefully changes the window |
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Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
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497 // style to WSTyle_TopLevel. |
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db0cc6034336
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Sam Lantinga <slouken@libsdl.org>
parents:
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498 setWFlags(WStyle_Customize | WStyle_NoBorder); |
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db0cc6034336
Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
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499 // Enable fullscreen. |
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db0cc6034336
Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
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500 showFullScreen(); |
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db0cc6034336
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Sam Lantinga <slouken@libsdl.org>
parents:
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501 my_has_fullscreen = true; |
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db0cc6034336
Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
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502 } |
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db0cc6034336
Added David Hedbor's Qtopia patches
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
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503 } |
| 567 | 504 |
| 505 bool SDL_QWin::lockScreen(bool force) { | |
| 506 if(!my_painter) { | |
| 507 if(force || (isVisible() && isActiveWindow())) { | |
| 508 my_painter = new QDirectPainter(this); | |
| 509 } else { | |
| 510 return false; | |
| 511 } | |
| 512 } | |
| 513 my_locked++; // Increate lock refcount | |
| 514 return true; | |
| 515 } | |
| 516 | |
| 517 void SDL_QWin::unlockScreen() { | |
| 518 if(my_locked > 0) { | |
| 519 my_locked--; // decrease lock refcount; | |
| 520 } | |
| 521 if(!my_locked && my_painter) { | |
| 522 my_painter->end(); | |
| 523 delete my_painter; | |
| 524 my_painter = 0; | |
| 525 } | |
| 526 } |