dlls/winemac.drv/gdi.c

   1 /*
   2  * Mac graphics driver initialisation functions
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  * Copyright 2011, 2012, 2013 Ken Thomases for CodeWeavers, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23
  24 #include "macdrv.h"
  25 #include "winreg.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(macdrv);
  28
  29
  30 typedef struct
  31 {
  32     struct gdi_physdev  dev;
  33 } MACDRV_PDEVICE;
  34
  35 static inline MACDRV_PDEVICE *get_macdrv_dev(PHYSDEV dev)
  36 {
  37     return (MACDRV_PDEVICE*)dev;
  38 }
  39
  40
  41 /* a few dynamic device caps */
  42 static CGRect desktop_rect;     /* virtual desktop rectangle */
  43 static int horz_size;           /* horz. size of screen in millimeters */
  44 static int vert_size;           /* vert. size of screen in millimeters */
  45 static int bits_per_pixel;      /* pixel depth of screen */
  46 static int device_data_valid;   /* do the above variables have up-to-date values? */
  47
  48 int retina_on = FALSE;
  49
  50 static CRITICAL_SECTION device_data_section;
  51 static CRITICAL_SECTION_DEBUG critsect_debug =
  52 {
  53     0, 0, &device_data_section,
  54     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  55       0, 0, { (DWORD_PTR)(__FILE__ ": device_data_section") }
  56 };
  57 static CRITICAL_SECTION device_data_section = { &critsect_debug, -1, 0, 0, 0, 0 };
  58
  59
  60 static const struct gdi_dc_funcs macdrv_funcs;
  61
  62 /***********************************************************************
  63  *              compute_desktop_rect
  64  */
  65 static void compute_desktop_rect(void)
  66 {
  67     CGDirectDisplayID displayIDs[32];
  68     uint32_t count, i;
  69
  70     desktop_rect = CGRectNull;
  71     if (CGGetActiveDisplayList(ARRAY_SIZE(displayIDs), displayIDs, &count) != kCGErrorSuccess ||
  72         !count)
  73     {
  74         displayIDs[0] = CGMainDisplayID();
  75         count = 1;
  76     }
  77
  78     for (i = 0; i < count; i++)
  79         desktop_rect = CGRectUnion(desktop_rect, CGDisplayBounds(displayIDs[i]));
  80     desktop_rect = cgrect_win_from_mac(desktop_rect);
  81 }
  82
  83
  84 /***********************************************************************
  85  *              macdrv_get_desktop_rect
  86  *
  87  * Returns the rectangle encompassing all the screens.
  88  */
  89 CGRect macdrv_get_desktop_rect(void)
  90 {
  91     CGRect ret;
  92
  93     EnterCriticalSection(&device_data_section);
  94
  95     if (!device_data_valid)
  96     {
  97         check_retina_status();
  98         compute_desktop_rect();
  99     }
 100     ret = desktop_rect;
 101
 102     LeaveCriticalSection(&device_data_section);
 103
 104     TRACE("%s\n", wine_dbgstr_cgrect(ret));
 105
 106     return ret;
 107 }
 108
 109
 110 /**********************************************************************
 111  *              device_init
 112  *
 113  * Perform initializations needed upon creation of the first device.
 114  */
 115 static void device_init(void)
 116 {
 117     CGDirectDisplayID mainDisplay = CGMainDisplayID();
 118     CGSize size_mm = CGDisplayScreenSize(mainDisplay);
 119     CGDisplayModeRef mode = CGDisplayCopyDisplayMode(mainDisplay);
 120
 121     check_retina_status();
 122
 123     /* Initialize device caps */
 124     horz_size = size_mm.width;
 125     vert_size = size_mm.height;
 126
 127     bits_per_pixel = 32;
 128     if (mode)
 129     {
 130         CFStringRef pixelEncoding = CGDisplayModeCopyPixelEncoding(mode);
 131
 132         if (pixelEncoding)
 133         {
 134             if (CFEqual(pixelEncoding, CFSTR(IO32BitDirectPixels)))
 135                 bits_per_pixel = 32;
 136             else if (CFEqual(pixelEncoding, CFSTR(IO16BitDirectPixels)))
 137                 bits_per_pixel = 16;
 138             else if (CFEqual(pixelEncoding, CFSTR(IO8BitIndexedPixels)))
 139                 bits_per_pixel = 8;
 140             CFRelease(pixelEncoding);
 141         }
 142
 143         CGDisplayModeRelease(mode);
 144     }
 145
 146     compute_desktop_rect();
 147
 148     device_data_valid = TRUE;
 149 }
 150
 151
 152 void macdrv_reset_device_metrics(void)
 153 {
 154     EnterCriticalSection(&device_data_section);
 155     device_data_valid = FALSE;
 156     LeaveCriticalSection(&device_data_section);
 157 }
 158
 159
 160 static MACDRV_PDEVICE *create_mac_physdev(void)
 161 {
 162     MACDRV_PDEVICE *physDev;
 163
 164     EnterCriticalSection(&device_data_section);
 165     if (!device_data_valid) device_init();
 166     LeaveCriticalSection(&device_data_section);
 167
 168     if (!(physDev = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physDev)))) return NULL;
 169
 170     return physDev;
 171 }
 172
 173
 174 /**********************************************************************
 175  *              CreateDC (MACDRV.@)
 176  */
 177 static BOOL macdrv_CreateDC(PHYSDEV *pdev, LPCWSTR driver, LPCWSTR device,
 178                             LPCWSTR output, const DEVMODEW* initData)
 179 {
 180     MACDRV_PDEVICE *physDev = create_mac_physdev();
 181
 182     TRACE("pdev %p hdc %p driver %s device %s output %s initData %p\n", pdev,
 183           (*pdev)->hdc, debugstr_w(driver),debugstr_w(device), debugstr_w(output),
 184           initData);
 185
 186     if (!physDev) return FALSE;
 187
 188     push_dc_driver(pdev, &physDev->dev, &macdrv_funcs);
 189     return TRUE;
 190 }
 191
 192
 193 /**********************************************************************
 194  *              CreateCompatibleDC (MACDRV.@)
 195  */
 196 static BOOL macdrv_CreateCompatibleDC(PHYSDEV orig, PHYSDEV *pdev)
 197 {
 198     MACDRV_PDEVICE *physDev = create_mac_physdev();
 199
 200     TRACE("orig %p orig->hdc %p pdev %p pdev->hdc %p\n", orig, (orig ? orig->hdc : NULL), pdev,
 201           ((pdev && *pdev) ? (*pdev)->hdc : NULL));
 202
 203     if (!physDev) return FALSE;
 204
 205     push_dc_driver(pdev, &physDev->dev, &macdrv_funcs);
 206     return TRUE;
 207 }
 208
 209
 210 /**********************************************************************
 211  *              DeleteDC (MACDRV.@)
 212  */
 213 static BOOL macdrv_DeleteDC(PHYSDEV dev)
 214 {
 215     MACDRV_PDEVICE *physDev = get_macdrv_dev(dev);
 216
 217     TRACE("hdc %p\n", dev->hdc);
 218
 219     HeapFree(GetProcessHeap(), 0, physDev);
 220     return TRUE;
 221 }
 222
 223
 224 /***********************************************************************
 225  *              GetDeviceCaps (MACDRV.@)
 226  */
 227 static INT macdrv_GetDeviceCaps(PHYSDEV dev, INT cap)
 228 {
 229     INT ret;
 230
 231     EnterCriticalSection(&device_data_section);
 232
 233     if (!device_data_valid) device_init();
 234
 235     switch(cap)
 236     {
 237     case HORZSIZE:
 238         ret = horz_size;
 239         break;
 240     case VERTSIZE:
 241         ret = vert_size;
 242         break;
 243     case BITSPIXEL:
 244         ret = bits_per_pixel;
 245         break;
 246     case HORZRES:
 247     case VERTRES:
 248     default:
 249         LeaveCriticalSection(&device_data_section);
 250         dev = GET_NEXT_PHYSDEV( dev, pGetDeviceCaps );
 251         ret = dev->funcs->pGetDeviceCaps( dev, cap );
 252         if ((cap == HORZRES || cap == VERTRES) && retina_on)
 253             ret *= 2;
 254         return ret;
 255     }
 256
 257     TRACE("cap %d -> %d\n", cap, ret);
 258
 259     LeaveCriticalSection(&device_data_section);
 260     return ret;
 261 }
 262
 263
 264 static const struct gdi_dc_funcs macdrv_funcs =
 265 {
 266     NULL,                                   /* pAbortDoc */
 267     NULL,                                   /* pAbortPath */
 268     NULL,                                   /* pAlphaBlend */
 269     NULL,                                   /* pAngleArc */
 270     NULL,                                   /* pArc */
 271     NULL,                                   /* pArcTo */
 272     NULL,                                   /* pBeginPath */
 273     NULL,                                   /* pBlendImage */
 274     NULL,                                   /* pChord */
 275     NULL,                                   /* pCloseFigure */
 276     macdrv_CreateCompatibleDC,              /* pCreateCompatibleDC */
 277     macdrv_CreateDC,                        /* pCreateDC */
 278     macdrv_DeleteDC,                        /* pDeleteDC */
 279     NULL,                                   /* pDeleteObject */
 280     NULL,                                   /* pDeviceCapabilities */
 281     NULL,                                   /* pEllipse */
 282     NULL,                                   /* pEndDoc */
 283     NULL,                                   /* pEndPage */
 284     NULL,                                   /* pEndPath */
 285     NULL,                                   /* pEnumFonts */
 286     NULL,                                   /* pEnumICMProfiles */
 287     NULL,                                   /* pExcludeClipRect */
 288     NULL,                                   /* pExtDeviceMode */
 289     NULL,                                   /* pExtEscape */
 290     NULL,                                   /* pExtFloodFill */
 291     NULL,                                   /* pExtSelectClipRgn */
 292     NULL,                                   /* pExtTextOut */
 293     NULL,                                   /* pFillPath */
 294     NULL,                                   /* pFillRgn */
 295     NULL,                                   /* pFlattenPath */
 296     NULL,                                   /* pFontIsLinked */
 297     NULL,                                   /* pFrameRgn */
 298     NULL,                                   /* pGdiComment */
 299     NULL,                                   /* pGetBoundsRect */
 300     NULL,                                   /* pGetCharABCWidths */
 301     NULL,                                   /* pGetCharABCWidthsI */
 302     NULL,                                   /* pGetCharWidth */
 303     macdrv_GetDeviceCaps,                   /* pGetDeviceCaps */
 304     macdrv_GetDeviceGammaRamp,              /* pGetDeviceGammaRamp */
 305     NULL,                                   /* pGetFontData */
 306     NULL,                                   /* pGetFontRealizationInfo */
 307     NULL,                                   /* pGetFontUnicodeRanges */
 308     NULL,                                   /* pGetGlyphIndices */
 309     NULL,                                   /* pGetGlyphOutline */
 310     NULL,                                   /* pGetICMProfile */
 311     NULL,                                   /* pGetImage */
 312     NULL,                                   /* pGetKerningPairs */
 313     NULL,                                   /* pGetNearestColor */
 314     NULL,                                   /* pGetOutlineTextMetrics */
 315     NULL,                                   /* pGetPixel */
 316     NULL,                                   /* pGetSystemPaletteEntries */
 317     NULL,                                   /* pGetTextCharsetInfo */
 318     NULL,                                   /* pGetTextExtentExPoint */
 319     NULL,                                   /* pGetTextExtentExPointI */
 320     NULL,                                   /* pGetTextFace */
 321     NULL,                                   /* pGetTextMetrics */
 322     NULL,                                   /* pGradientFill */
 323     NULL,                                   /* pIntersectClipRect */
 324     NULL,                                   /* pInvertRgn */
 325     NULL,                                   /* pLineTo */
 326     NULL,                                   /* pModifyWorldTransform */
 327     NULL,                                   /* pMoveTo */
 328     NULL,                                   /* pOffsetClipRgn */
 329     NULL,                                   /* pOffsetViewportOrg */
 330     NULL,                                   /* pOffsetWindowOrg */
 331     NULL,                                   /* pPaintRgn */
 332     NULL,                                   /* pPatBlt */
 333     NULL,                                   /* pPie */
 334     NULL,                                   /* pPolyBezier */
 335     NULL,                                   /* pPolyBezierTo */
 336     NULL,                                   /* pPolyDraw */
 337     NULL,                                   /* pPolyPolygon */
 338     NULL,                                   /* pPolyPolyline */
 339     NULL,                                   /* pPolygon */
 340     NULL,                                   /* pPolyline */
 341     NULL,                                   /* pPolylineTo */
 342     NULL,                                   /* pPutImage */
 343     NULL,                                   /* pRealizeDefaultPalette */
 344     NULL,                                   /* pRealizePalette */
 345     NULL,                                   /* pRectangle */
 346     NULL,                                   /* pResetDC */
 347     NULL,                                   /* pRestoreDC */
 348     NULL,                                   /* pRoundRect */
 349     NULL,                                   /* pSaveDC */
 350     NULL,                                   /* pScaleViewportExt */
 351     NULL,                                   /* pScaleWindowExt */
 352     NULL,                                   /* pSelectBitmap */
 353     NULL,                                   /* pSelectBrush */
 354     NULL,                                   /* pSelectClipPath */
 355     NULL,                                   /* pSelectFont */
 356     NULL,                                   /* pSelectPalette */
 357     NULL,                                   /* pSelectPen */
 358     NULL,                                   /* pSetArcDirection */
 359     NULL,                                   /* pSetBkColor */
 360     NULL,                                   /* pSetBkMode */
 361     NULL,                                   /* pSetBoundsRect */
 362     NULL,                                   /* pSetDCBrushColor */
 363     NULL,                                   /* pSetDCPenColor */
 364     NULL,                                   /* pSetDIBitsToDevice */
 365     NULL,                                   /* pSetDeviceClipping */
 366     macdrv_SetDeviceGammaRamp,              /* pSetDeviceGammaRamp */
 367     NULL,                                   /* pSetLayout */
 368     NULL,                                   /* pSetMapMode */
 369     NULL,                                   /* pSetMapperFlags */
 370     NULL,                                   /* pSetPixel */
 371     NULL,                                   /* pSetPolyFillMode */
 372     NULL,                                   /* pSetROP2 */
 373     NULL,                                   /* pSetRelAbs */
 374     NULL,                                   /* pSetStretchBltMode */
 375     NULL,                                   /* pSetTextAlign */
 376     NULL,                                   /* pSetTextCharacterExtra */
 377     NULL,                                   /* pSetTextColor */
 378     NULL,                                   /* pSetTextJustification */
 379     NULL,                                   /* pSetViewportExt */
 380     NULL,                                   /* pSetViewportOrg */
 381     NULL,                                   /* pSetWindowExt */
 382     NULL,                                   /* pSetWindowOrg */
 383     NULL,                                   /* pSetWorldTransform */
 384     NULL,                                   /* pStartDoc */
 385     NULL,                                   /* pStartPage */
 386     NULL,                                   /* pStretchBlt */
 387     NULL,                                   /* pStretchDIBits */
 388     NULL,                                   /* pStrokeAndFillPath */
 389     NULL,                                   /* pStrokePath */
 390     NULL,                                   /* pUnrealizePalette */
 391     NULL,                                   /* pWidenPath */
 392     macdrv_wine_get_wgl_driver,             /* wine_get_wgl_driver */
 393     macdrv_wine_get_vulkan_driver,          /* wine_get_vulkan_driver */
 394     GDI_PRIORITY_GRAPHICS_DRV               /* priority */
 395 };
 396
 397
 398 /******************************************************************************
 399  *              macdrv_get_gdi_driver
 400  */
 401 const struct gdi_dc_funcs * CDECL macdrv_get_gdi_driver(unsigned int version)
 402 {
 403     if (version != WINE_GDI_DRIVER_VERSION)
 404     {
 405         ERR("version mismatch, gdi32 wants %u but winemac has %u\n", version, WINE_GDI_DRIVER_VERSION);
 406         return NULL;
 407     }
 408     return &macdrv_funcs;
 409 }