2 * Graphics driver management functions
4 * Copyright 1994 Bob Amstadt
5 * Copyright 1996, 2001 Alexandre Julliard
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.
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.
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
23 #include "wine/port.h"
32 #include "wine/winbase16.h"
34 #include "gdi_private.h"
35 #include "wine/unicode.h"
36 #include "wine/list.h"
37 #include "wine/debug.h"
39 WINE_DEFAULT_DEBUG_CHANNEL(driver);
41 struct graphics_driver
44 HMODULE module; /* module handle */
48 static struct list drivers = LIST_INIT( drivers );
49 static struct graphics_driver *display_driver;
51 static CRITICAL_SECTION driver_section;
52 static CRITICAL_SECTION_DEBUG critsect_debug =
54 0, 0, &driver_section,
55 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
56 0, 0, { (DWORD_PTR)(__FILE__ ": driver_section") }
58 static CRITICAL_SECTION driver_section = { &critsect_debug, -1, 0, 0, 0, 0 };
60 /**********************************************************************
63 * Allocate and fill the driver structure for a given module.
65 static struct graphics_driver *create_driver( HMODULE module )
67 struct graphics_driver *driver;
69 if (!(driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver)))) return NULL;
70 driver->module = module;
72 /* fill the function table */
75 #define GET_FUNC(name) driver->funcs.p##name = (void*)GetProcAddress( module, #name )
84 GET_FUNC(ChoosePixelFormat);
86 GET_FUNC(CloseFigure);
87 GET_FUNC(CreateBitmap);
89 GET_FUNC(CreateDIBSection);
90 GET_FUNC(DeleteBitmap);
92 GET_FUNC(DescribePixelFormat);
93 GET_FUNC(DeviceCapabilities);
98 GET_FUNC(EnumDeviceFonts);
99 GET_FUNC(EnumICMProfiles);
100 GET_FUNC(ExcludeClipRect);
101 GET_FUNC(ExtDeviceMode);
103 GET_FUNC(ExtFloodFill);
104 GET_FUNC(ExtSelectClipRgn);
105 GET_FUNC(ExtTextOut);
108 GET_FUNC(FlattenPath);
110 GET_FUNC(GdiComment);
111 GET_FUNC(GetBitmapBits);
112 GET_FUNC(GetCharWidth);
113 GET_FUNC(GetDIBColorTable);
115 GET_FUNC(GetDeviceCaps);
116 GET_FUNC(GetDeviceGammaRamp);
117 GET_FUNC(GetICMProfile);
118 GET_FUNC(GetNearestColor);
120 GET_FUNC(GetPixelFormat);
121 GET_FUNC(GetSystemPaletteEntries);
122 GET_FUNC(GetTextExtentExPoint);
123 GET_FUNC(GetTextMetrics);
124 GET_FUNC(IntersectClipRect);
128 GET_FUNC(ModifyWorldTransform);
129 GET_FUNC(OffsetClipRgn);
130 GET_FUNC(OffsetViewportOrg);
131 GET_FUNC(OffsetWindowOrg);
135 GET_FUNC(PolyBezier);
136 GET_FUNC(PolyBezierTo);
138 GET_FUNC(PolyPolygon);
139 GET_FUNC(PolyPolyline);
142 GET_FUNC(PolylineTo);
143 GET_FUNC(RealizeDefaultPalette);
144 GET_FUNC(RealizePalette);
150 GET_FUNC(ScaleViewportExt);
151 GET_FUNC(ScaleWindowExt);
152 GET_FUNC(SelectBitmap);
153 GET_FUNC(SelectBrush);
154 GET_FUNC(SelectClipPath);
155 GET_FUNC(SelectFont);
156 GET_FUNC(SelectPalette);
158 GET_FUNC(SetArcDirection);
159 GET_FUNC(SetBitmapBits);
160 GET_FUNC(SetBkColor);
162 GET_FUNC(SetDCBrushColor);
163 GET_FUNC(SetDCPenColor);
164 GET_FUNC(SetDIBColorTable);
166 GET_FUNC(SetDIBitsToDevice);
167 GET_FUNC(SetDeviceClipping);
168 GET_FUNC(SetDeviceGammaRamp);
169 GET_FUNC(SetMapMode);
170 GET_FUNC(SetMapperFlags);
172 GET_FUNC(SetPixelFormat);
173 GET_FUNC(SetPolyFillMode);
176 GET_FUNC(SetStretchBltMode);
177 GET_FUNC(SetTextAlign);
178 GET_FUNC(SetTextCharacterExtra);
179 GET_FUNC(SetTextColor);
180 GET_FUNC(SetTextJustification);
181 GET_FUNC(SetViewportExt);
182 GET_FUNC(SetViewportOrg);
183 GET_FUNC(SetWindowExt);
184 GET_FUNC(SetWindowOrg);
185 GET_FUNC(SetWorldTransform);
188 GET_FUNC(StretchBlt);
189 GET_FUNC(StretchDIBits);
190 GET_FUNC(StrokeAndFillPath);
191 GET_FUNC(StrokePath);
192 GET_FUNC(SwapBuffers);
193 GET_FUNC(UnrealizePalette);
197 GET_FUNC(wglCreateContext);
198 GET_FUNC(wglCreateContextAttribsARB);
199 GET_FUNC(wglDeleteContext);
200 GET_FUNC(wglGetProcAddress);
201 GET_FUNC(wglGetPbufferDCARB);
202 GET_FUNC(wglMakeContextCurrentARB);
203 GET_FUNC(wglMakeCurrent);
204 GET_FUNC(wglSetPixelFormatWINE);
205 GET_FUNC(wglShareLists);
206 GET_FUNC(wglUseFontBitmapsA);
207 GET_FUNC(wglUseFontBitmapsW);
210 else memset( &driver->funcs, 0, sizeof(driver->funcs) );
216 /**********************************************************************
217 * DRIVER_get_display_driver
219 * Special case for loading the display driver: get the name from the config file
221 const DC_FUNCTIONS *DRIVER_get_display_driver(void)
223 struct graphics_driver *driver;
224 char buffer[MAX_PATH], libname[32], *name, *next;
228 if (display_driver) return &display_driver->funcs; /* already loaded */
230 strcpy( buffer, "x11" ); /* default value */
231 /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
232 if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hkey ))
234 DWORD type, count = sizeof(buffer);
235 RegQueryValueExA( hkey, "Graphics", 0, &type, (LPBYTE) buffer, &count );
242 next = strchr( name, ',' );
243 if (next) *next++ = 0;
245 snprintf( libname, sizeof(libname), "wine%s.drv", name );
246 if ((module = LoadLibraryA( libname )) != 0) break;
250 if (!(driver = create_driver( module )))
252 MESSAGE( "Could not create graphics driver '%s'\n", buffer );
253 FreeLibrary( module );
256 if (InterlockedCompareExchangePointer( (void **)&display_driver, driver, NULL ))
258 /* somebody beat us to it */
259 FreeLibrary( driver->module );
260 HeapFree( GetProcessHeap(), 0, driver );
262 return &display_driver->funcs;
266 /**********************************************************************
269 const DC_FUNCTIONS *DRIVER_load_driver( LPCWSTR name )
272 struct graphics_driver *driver, *new_driver;
273 static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
274 static const WCHAR display1W[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','1',0};
276 /* display driver is a special case */
277 if (!strcmpiW( name, displayW ) || !strcmpiW( name, display1W )) return DRIVER_get_display_driver();
279 if ((module = GetModuleHandleW( name )))
281 if (display_driver && display_driver->module == module) return &display_driver->funcs;
282 EnterCriticalSection( &driver_section );
283 LIST_FOR_EACH_ENTRY( driver, &drivers, struct graphics_driver, entry )
285 if (driver->module == module) goto done;
287 LeaveCriticalSection( &driver_section );
290 if (!(module = LoadLibraryW( name ))) return NULL;
292 if (!(new_driver = create_driver( module )))
294 FreeLibrary( module );
298 /* check if someone else added it in the meantime */
299 EnterCriticalSection( &driver_section );
300 LIST_FOR_EACH_ENTRY( driver, &drivers, struct graphics_driver, entry )
302 if (driver->module != module) continue;
303 FreeLibrary( module );
304 HeapFree( GetProcessHeap(), 0, new_driver );
308 list_add_head( &drivers, &driver->entry );
309 TRACE( "loaded driver %p for %s\n", driver, debugstr_w(name) );
311 LeaveCriticalSection( &driver_section );
312 return &driver->funcs;
316 /*****************************************************************************
317 * DRIVER_GetDriverName
320 BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size )
322 static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
323 static const WCHAR devicesW[] = { 'd','e','v','i','c','e','s',0 };
324 static const WCHAR display1W[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','1',0};
325 static const WCHAR empty_strW[] = { 0 };
328 /* display is a special case */
329 if (!strcmpiW( device, displayW ) ||
330 !strcmpiW( device, display1W ))
332 lstrcpynW( driver, displayW, size );
336 size = GetProfileStringW(devicesW, device, empty_strW, driver, size);
338 WARN("Unable to find %s in [devices] section of win.ini\n", debugstr_w(device));
341 p = strchrW(driver, ',');
344 WARN("%s entry in [devices] section of win.ini is malformed.\n", debugstr_w(device));
348 TRACE("Found %s for %s\n", debugstr_w(driver), debugstr_w(device));
353 /***********************************************************************
354 * GdiConvertToDevmodeW (GDI32.@)
356 DEVMODEW * WINAPI GdiConvertToDevmodeW(const DEVMODEA *dmA)
359 WORD dmW_size, dmA_size;
361 dmA_size = dmA->dmSize;
363 /* this is the minimal dmSize that XP accepts */
364 if (dmA_size < FIELD_OFFSET(DEVMODEA, dmFields))
367 if (dmA_size > sizeof(DEVMODEA))
368 dmA_size = sizeof(DEVMODEA);
370 dmW_size = dmA_size + CCHDEVICENAME;
371 if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
372 dmW_size += CCHFORMNAME;
374 dmW = HeapAlloc(GetProcessHeap(), 0, dmW_size + dmA->dmDriverExtra);
375 if (!dmW) return NULL;
377 MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmDeviceName, -1,
378 dmW->dmDeviceName, CCHDEVICENAME);
379 /* copy slightly more, to avoid long computations */
380 memcpy(&dmW->dmSpecVersion, &dmA->dmSpecVersion, dmA_size - CCHDEVICENAME);
382 if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
384 if (dmA->dmFields & DM_FORMNAME)
385 MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmFormName, -1,
386 dmW->dmFormName, CCHFORMNAME);
388 dmW->dmFormName[0] = 0;
390 if (dmA_size > FIELD_OFFSET(DEVMODEA, dmLogPixels))
391 memcpy(&dmW->dmLogPixels, &dmA->dmLogPixels, dmA_size - FIELD_OFFSET(DEVMODEA, dmLogPixels));
394 if (dmA->dmDriverExtra)
395 memcpy((char *)dmW + dmW_size, (const char *)dmA + dmA_size, dmA->dmDriverExtra);
397 dmW->dmSize = dmW_size;
403 /*****************************************************************************
406 * This should thunk to 16-bit and simply call the proc with the given args.
408 INT WINAPI GDI_CallDevInstall16( FARPROC16 lpfnDevInstallProc, HWND hWnd,
409 LPSTR lpModelName, LPSTR OldPort, LPSTR NewPort )
411 FIXME("(%p, %p, %s, %s, %s)\n", lpfnDevInstallProc, hWnd, lpModelName, OldPort, NewPort );
415 /*****************************************************************************
418 * This should load the correct driver for lpszDevice and calls this driver's
419 * ExtDeviceModePropSheet proc.
421 * Note: The driver calls a callback routine for each property sheet page; these
422 * pages are supposed to be filled into the structure pointed to by lpPropSheet.
423 * The layout of this structure is:
429 * HPROPSHEETPAGE pages[10];
432 INT WINAPI GDI_CallExtDeviceModePropSheet16( HWND hWnd, LPCSTR lpszDevice,
433 LPCSTR lpszPort, LPVOID lpPropSheet )
435 FIXME("(%p, %s, %s, %p)\n", hWnd, lpszDevice, lpszPort, lpPropSheet );
439 /*****************************************************************************
442 * This should load the correct driver for lpszDevice and call this driver's
443 * ExtDeviceMode proc.
445 * FIXME: convert ExtDeviceMode to unicode in the driver interface
447 INT WINAPI GDI_CallExtDeviceMode16( HWND hwnd,
448 LPDEVMODEA lpdmOutput, LPSTR lpszDevice,
449 LPSTR lpszPort, LPDEVMODEA lpdmInput,
450 LPSTR lpszProfile, DWORD fwMode )
459 TRACE("(%p, %p, %s, %s, %p, %s, %d)\n",
460 hwnd, lpdmOutput, lpszDevice, lpszPort, lpdmInput, lpszProfile, fwMode );
462 if (!lpszDevice) return -1;
463 if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
465 if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
467 if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
469 if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
471 if ((dc = get_dc_ptr( hdc )))
473 if (dc->funcs->pExtDeviceMode)
474 ret = dc->funcs->pExtDeviceMode( buf, hwnd, lpdmOutput, lpszDevice, lpszPort,
475 lpdmInput, lpszProfile, fwMode );
476 release_dc_ptr( dc );
482 /****************************************************************************
485 * This should load the correct driver for lpszDevice and calls this driver's
486 * AdvancedSetupDialog proc.
488 INT WINAPI GDI_CallAdvancedSetupDialog16( HWND hwnd, LPSTR lpszDevice,
489 LPDEVMODEA devin, LPDEVMODEA devout )
491 TRACE("(%p, %s, %p, %p)\n", hwnd, lpszDevice, devin, devout );
495 /*****************************************************************************
498 * This should load the correct driver for lpszDevice and calls this driver's
499 * DeviceCapabilities proc.
501 * FIXME: convert DeviceCapabilities to unicode in the driver interface
503 DWORD WINAPI GDI_CallDeviceCapabilities16( LPCSTR lpszDevice, LPCSTR lpszPort,
504 WORD fwCapability, LPSTR lpszOutput,
514 TRACE("(%s, %s, %d, %p, %p)\n", lpszDevice, lpszPort, fwCapability, lpszOutput, lpdm );
516 if (!lpszDevice) return -1;
517 if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
519 if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
521 if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
523 if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
525 if ((dc = get_dc_ptr( hdc )))
527 if (dc->funcs->pDeviceCapabilities)
528 ret = dc->funcs->pDeviceCapabilities( buf, lpszDevice, lpszPort,
529 fwCapability, lpszOutput, lpdm );
530 release_dc_ptr( dc );
537 /************************************************************************
540 INT WINAPI Escape( HDC hdc, INT escape, INT in_count, LPCSTR in_data, LPVOID out_data )
548 return AbortDoc( hdc );
551 return EndDoc( hdc );
553 case GETPHYSPAGESIZE:
555 pt->x = GetDeviceCaps( hdc, PHYSICALWIDTH );
556 pt->y = GetDeviceCaps( hdc, PHYSICALHEIGHT );
559 case GETPRINTINGOFFSET:
561 pt->x = GetDeviceCaps( hdc, PHYSICALOFFSETX );
562 pt->y = GetDeviceCaps( hdc, PHYSICALOFFSETY );
565 case GETSCALINGFACTOR:
567 pt->x = GetDeviceCaps( hdc, SCALINGFACTORX );
568 pt->y = GetDeviceCaps( hdc, SCALINGFACTORY );
572 return EndPage( hdc );
575 return SetAbortProc( hdc, (ABORTPROC)in_data );
582 /* in_data may not be 0 terminated so we must copy it */
585 name = HeapAlloc( GetProcessHeap(), 0, in_count+1 );
586 memcpy( name, in_data, in_count );
589 /* out_data is actually a pointer to the DocInfo structure and used as
590 * a second input parameter */
591 if (out_data) doc = *(DOCINFOA *)out_data;
594 doc.cbSize = sizeof(doc);
595 doc.lpszOutput = NULL;
596 doc.lpszDatatype = NULL;
599 doc.lpszDocName = name;
600 ret = StartDocA( hdc, &doc );
601 HeapFree( GetProcessHeap(), 0, name );
602 if (ret > 0) ret = StartPage( hdc );
606 case QUERYESCSUPPORT:
608 const INT *ptr = (const INT *)in_data;
609 if (in_count < sizeof(INT)) return 0;
614 case GETPHYSPAGESIZE:
615 case GETPRINTINGOFFSET:
616 case GETSCALINGFACTOR:
618 case QUERYESCSUPPORT:
627 /* if not handled internally, pass it to the driver */
628 return ExtEscape( hdc, escape, in_count, in_data, 0, out_data );
632 /******************************************************************************
633 * ExtEscape [GDI32.@]
635 * Access capabilities of a particular device that are not available through GDI.
638 * hdc [I] Handle to device context
639 * nEscape [I] Escape function
640 * cbInput [I] Number of bytes in input structure
641 * lpszInData [I] Pointer to input structure
642 * cbOutput [I] Number of bytes in output structure
643 * lpszOutData [O] Pointer to output structure
650 INT WINAPI ExtEscape( HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData,
651 INT cbOutput, LPSTR lpszOutData )
654 DC * dc = get_dc_ptr( hdc );
657 if (dc->funcs->pExtEscape)
658 ret = dc->funcs->pExtEscape( dc->physDev, nEscape, cbInput, lpszInData, cbOutput, lpszOutData );
659 release_dc_ptr( dc );
665 /*******************************************************************
666 * DrawEscape [GDI32.@]
670 INT WINAPI DrawEscape(HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData)
672 FIXME("DrawEscape, stub\n");
676 /*******************************************************************
677 * NamedEscape [GDI32.@]
679 INT WINAPI NamedEscape( HDC hdc, LPCWSTR pDriver, INT nEscape, INT cbInput, LPCSTR lpszInData,
680 INT cbOutput, LPSTR lpszOutData )
682 FIXME("(%p, %s, %d, %d, %p, %d, %p)\n",
683 hdc, wine_dbgstr_w(pDriver), nEscape, cbInput, lpszInData, cbOutput,
688 /*******************************************************************
689 * DdQueryDisplaySettingsUniqueness [GDI32.@]
690 * GdiEntry13 [GDI32.@]
692 ULONG WINAPI DdQueryDisplaySettingsUniqueness(VOID)
694 static int warn_once;