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/*
* Graphics driver management functions
*
* Copyright 1994 Bob Amstadt
* Copyright 1996, 2001 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "gdi_private.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(driver);
struct graphics_driver
{
struct graphics_driver *next;
struct graphics_driver *prev;
HMODULE module; /* module handle */
unsigned int count; /* reference count */
DC_FUNCTIONS funcs;
};
static struct graphics_driver *first_driver;
static struct graphics_driver *display_driver;
static CRITICAL_SECTION driver_section;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &driver_section,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": driver_section") }
};
static CRITICAL_SECTION driver_section = { &critsect_debug, -1, 0, 0, 0, 0 };
/**********************************************************************
* create_driver
*
* Allocate and fill the driver structure for a given module.
*/
static struct graphics_driver *create_driver( HMODULE module )
{
struct graphics_driver *driver;
if (!(driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver)))) return NULL;
driver->next = NULL;
driver->prev = NULL;
driver->module = module;
driver->count = 1;
/* fill the function table */
if (module)
{
#define GET_FUNC(name) driver->funcs.p##name = (void*)GetProcAddress( module, #name )
GET_FUNC(AbortDoc);
GET_FUNC(AbortPath);
GET_FUNC(AlphaBlend);
GET_FUNC(AngleArc);
GET_FUNC(Arc);
GET_FUNC(ArcTo);
GET_FUNC(BeginPath);
GET_FUNC(BitBlt);
GET_FUNC(ChoosePixelFormat);
GET_FUNC(Chord);
GET_FUNC(CloseFigure);
GET_FUNC(CreateBitmap);
GET_FUNC(CreateDC);
GET_FUNC(CreateDIBSection);
GET_FUNC(DeleteBitmap);
GET_FUNC(DeleteDC);
GET_FUNC(DescribePixelFormat);
GET_FUNC(DeviceCapabilities);
GET_FUNC(Ellipse);
GET_FUNC(EndDoc);
GET_FUNC(EndPage);
GET_FUNC(EndPath);
GET_FUNC(EnumDeviceFonts);
GET_FUNC(ExcludeClipRect);
GET_FUNC(ExtDeviceMode);
GET_FUNC(ExtEscape);
GET_FUNC(ExtFloodFill);
GET_FUNC(ExtSelectClipRgn);
GET_FUNC(ExtTextOut);
GET_FUNC(FillPath);
GET_FUNC(FillRgn);
GET_FUNC(FlattenPath);
GET_FUNC(FrameRgn);
GET_FUNC(GdiComment);
GET_FUNC(GetBitmapBits);
GET_FUNC(GetCharWidth);
GET_FUNC(GetDCOrgEx);
GET_FUNC(GetDIBColorTable);
GET_FUNC(GetDIBits);
GET_FUNC(GetDeviceCaps);
GET_FUNC(GetDeviceGammaRamp);
GET_FUNC(GetICMProfile);
GET_FUNC(GetNearestColor);
GET_FUNC(GetPixel);
GET_FUNC(GetPixelFormat);
GET_FUNC(GetSystemPaletteEntries);
GET_FUNC(GetTextExtentExPoint);
GET_FUNC(GetTextMetrics);
GET_FUNC(IntersectClipRect);
GET_FUNC(InvertRgn);
GET_FUNC(LineTo);
GET_FUNC(MoveTo);
GET_FUNC(ModifyWorldTransform);
GET_FUNC(OffsetClipRgn);
GET_FUNC(OffsetViewportOrg);
GET_FUNC(OffsetWindowOrg);
GET_FUNC(PaintRgn);
GET_FUNC(PatBlt);
GET_FUNC(Pie);
GET_FUNC(PolyBezier);
GET_FUNC(PolyBezierTo);
GET_FUNC(PolyDraw);
GET_FUNC(PolyPolygon);
GET_FUNC(PolyPolyline);
GET_FUNC(Polygon);
GET_FUNC(Polyline);
GET_FUNC(PolylineTo);
GET_FUNC(RealizeDefaultPalette);
GET_FUNC(RealizePalette);
GET_FUNC(Rectangle);
GET_FUNC(ResetDC);
GET_FUNC(RestoreDC);
GET_FUNC(RoundRect);
GET_FUNC(SaveDC);
GET_FUNC(ScaleViewportExt);
GET_FUNC(ScaleWindowExt);
GET_FUNC(SelectBitmap);
GET_FUNC(SelectBrush);
GET_FUNC(SelectClipPath);
GET_FUNC(SelectFont);
GET_FUNC(SelectPalette);
GET_FUNC(SelectPen);
GET_FUNC(SetArcDirection);
GET_FUNC(SetBitmapBits);
GET_FUNC(SetBkColor);
GET_FUNC(SetBkMode);
GET_FUNC(SetDCBrushColor);
GET_FUNC(SetDCOrg);
GET_FUNC(SetDCPenColor);
GET_FUNC(SetDIBColorTable);
GET_FUNC(SetDIBits);
GET_FUNC(SetDIBitsToDevice);
GET_FUNC(SetDeviceClipping);
GET_FUNC(SetDeviceGammaRamp);
GET_FUNC(SetMapMode);
GET_FUNC(SetMapperFlags);
GET_FUNC(SetPixel);
GET_FUNC(SetPixelFormat);
GET_FUNC(SetPolyFillMode);
GET_FUNC(SetROP2);
GET_FUNC(SetRelAbs);
GET_FUNC(SetStretchBltMode);
GET_FUNC(SetTextAlign);
GET_FUNC(SetTextCharacterExtra);
GET_FUNC(SetTextColor);
GET_FUNC(SetTextJustification);
GET_FUNC(SetViewportExt);
GET_FUNC(SetViewportOrg);
GET_FUNC(SetWindowExt);
GET_FUNC(SetWindowOrg);
GET_FUNC(SetWorldTransform);
GET_FUNC(StartDoc);
GET_FUNC(StartPage);
GET_FUNC(StretchBlt);
GET_FUNC(StretchDIBits);
GET_FUNC(StrokeAndFillPath);
GET_FUNC(StrokePath);
GET_FUNC(SwapBuffers);
GET_FUNC(UnrealizePalette);
GET_FUNC(WidenPath);
/* OpenGL32 */
GET_FUNC(wglCreateContext);
GET_FUNC(wglDeleteContext);
GET_FUNC(wglGetProcAddress);
GET_FUNC(wglGetPbufferDCARB);
GET_FUNC(wglMakeContextCurrentARB);
GET_FUNC(wglMakeCurrent);
GET_FUNC(wglSetPixelFormatWINE);
GET_FUNC(wglShareLists);
GET_FUNC(wglUseFontBitmapsA);
GET_FUNC(wglUseFontBitmapsW);
#undef GET_FUNC
}
else memset( &driver->funcs, 0, sizeof(driver->funcs) );
/* add it to the list */
driver->prev = NULL;
if ((driver->next = first_driver)) driver->next->prev = driver;
first_driver = driver;
return driver;
}
/**********************************************************************
* load_display_driver
*
* Special case for loading the display driver: get the name from the config file
*/
static struct graphics_driver *load_display_driver(void)
{
char buffer[MAX_PATH], libname[32], *name, *next;
HMODULE module = 0;
HKEY hkey;
if (display_driver) /* already loaded */
{
display_driver->count++;
return display_driver;
}
strcpy( buffer, "x11" ); /* default value */
/* @@ Wine registry key: HKCU\Software\Wine\Drivers */
if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hkey ))
{
DWORD type, count = sizeof(buffer);
RegQueryValueExA( hkey, "Graphics", 0, &type, (LPBYTE) buffer, &count );
RegCloseKey( hkey );
}
name = buffer;
while (name)
{
next = strchr( name, ',' );
if (next) *next++ = 0;
snprintf( libname, sizeof(libname), "wine%s.drv", name );
if ((module = LoadLibraryA( libname )) != 0) break;
name = next;
}
if (!(display_driver = create_driver( module )))
{
MESSAGE( "Could not create graphics driver '%s'\n", buffer );
FreeLibrary( module );
ExitProcess(1);
}
display_driver->count++; /* we don't want to free it */
return display_driver;
}
/**********************************************************************
* DRIVER_load_driver
*/
const DC_FUNCTIONS *DRIVER_load_driver( LPCWSTR name )
{
HMODULE module;
struct graphics_driver *driver;
static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
static const WCHAR display1W[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','1',0};
EnterCriticalSection( &driver_section );
/* display driver is a special case */
if (!strcmpiW( name, displayW ) ||
!strcmpiW( name, display1W ))
{
driver = load_display_driver();
LeaveCriticalSection( &driver_section );
return &driver->funcs;
}
if ((module = GetModuleHandleW( name )))
{
for (driver = first_driver; driver; driver = driver->next)
{
if (driver->module == module)
{
driver->count++;
LeaveCriticalSection( &driver_section );
return &driver->funcs;
}
}
}
if (!(module = LoadLibraryW( name )))
{
LeaveCriticalSection( &driver_section );
return NULL;
}
if (!(driver = create_driver( module )))
{
FreeLibrary( module );
LeaveCriticalSection( &driver_section );
return NULL;
}
TRACE( "loaded driver %p for %s\n", driver, debugstr_w(name) );
LeaveCriticalSection( &driver_section );
return &driver->funcs;
}
/**********************************************************************
* DRIVER_get_driver
*
* Get a new copy of an existing driver.
*/
const DC_FUNCTIONS *DRIVER_get_driver( const DC_FUNCTIONS *funcs )
{
struct graphics_driver *driver;
EnterCriticalSection( &driver_section );
for (driver = first_driver; driver; driver = driver->next)
if (&driver->funcs == funcs) break;
if (!driver) ERR( "driver not found, trouble ahead\n" );
driver->count++;
LeaveCriticalSection( &driver_section );
return funcs;
}
/**********************************************************************
* DRIVER_release_driver
*
* Release a driver by decrementing ref count and freeing it if needed.
*/
void DRIVER_release_driver( const DC_FUNCTIONS *funcs )
{
struct graphics_driver *driver;
EnterCriticalSection( &driver_section );
for (driver = first_driver; driver; driver = driver->next)
if (&driver->funcs == funcs) break;
if (!driver) goto done;
if (--driver->count) goto done;
/* removed last reference, free it */
if (driver->next) driver->next->prev = driver->prev;
if (driver->prev) driver->prev->next = driver->next;
else first_driver = driver->next;
if (driver == display_driver) display_driver = NULL;
FreeLibrary( driver->module );
HeapFree( GetProcessHeap(), 0, driver );
done:
LeaveCriticalSection( &driver_section );
}
/*****************************************************************************
* DRIVER_GetDriverName
*
*/
BOOL DRIVER_GetDriverName( LPCWSTR device, LPWSTR driver, DWORD size )
{
static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
static const WCHAR devicesW[] = { 'd','e','v','i','c','e','s',0 };
static const WCHAR display1W[] = {'\\','\\','.','\\','D','I','S','P','L','A','Y','1',0};
static const WCHAR empty_strW[] = { 0 };
WCHAR *p;
/* display is a special case */
if (!strcmpiW( device, displayW ) ||
!strcmpiW( device, display1W ))
{
lstrcpynW( driver, displayW, size );
return TRUE;
}
size = GetProfileStringW(devicesW, device, empty_strW, driver, size);
if(!size) {
WARN("Unable to find %s in [devices] section of win.ini\n", debugstr_w(device));
return FALSE;
}
p = strchrW(driver, ',');
if(!p)
{
WARN("%s entry in [devices] section of win.ini is malformed.\n", debugstr_w(device));
return FALSE;
}
*p = 0;
TRACE("Found %s for %s\n", debugstr_w(driver), debugstr_w(device));
return TRUE;
}
/***********************************************************************
* GdiConvertToDevmodeW (GDI32.@)
*/
DEVMODEW * WINAPI GdiConvertToDevmodeW(const DEVMODEA *dmA)
{
DEVMODEW *dmW;
WORD dmW_size, dmA_size;
dmA_size = dmA->dmSize;
/* this is the minimal dmSize that XP accepts */
if (dmA_size < FIELD_OFFSET(DEVMODEA, dmFields))
return NULL;
if (dmA_size > sizeof(DEVMODEA))
dmA_size = sizeof(DEVMODEA);
dmW_size = dmA_size + CCHDEVICENAME;
if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
dmW_size += CCHFORMNAME;
dmW = HeapAlloc(GetProcessHeap(), 0, dmW_size + dmA->dmDriverExtra);
if (!dmW) return NULL;
MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmDeviceName, CCHDEVICENAME,
dmW->dmDeviceName, CCHDEVICENAME);
/* copy slightly more, to avoid long computations */
memcpy(&dmW->dmSpecVersion, &dmA->dmSpecVersion, dmA_size - CCHDEVICENAME);
if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
{
MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmFormName, CCHFORMNAME,
dmW->dmFormName, CCHFORMNAME);
if (dmA_size > FIELD_OFFSET(DEVMODEA, dmLogPixels))
memcpy(&dmW->dmLogPixels, &dmA->dmLogPixels, dmA_size - FIELD_OFFSET(DEVMODEA, dmLogPixels));
}
if (dmA->dmDriverExtra)
memcpy((char *)dmW + dmW_size, (const char *)dmA + dmA_size, dmA->dmDriverExtra);
dmW->dmSize = dmW_size;
return dmW;
}
/*****************************************************************************
* @ [GDI32.100]
*
* This should thunk to 16-bit and simply call the proc with the given args.
*/
INT WINAPI GDI_CallDevInstall16( FARPROC16 lpfnDevInstallProc, HWND hWnd,
LPSTR lpModelName, LPSTR OldPort, LPSTR NewPort )
{
FIXME("(%p, %p, %s, %s, %s)\n", lpfnDevInstallProc, hWnd, lpModelName, OldPort, NewPort );
return -1;
}
/*****************************************************************************
* @ [GDI32.101]
*
* This should load the correct driver for lpszDevice and calls this driver's
* ExtDeviceModePropSheet proc.
*
* Note: The driver calls a callback routine for each property sheet page; these
* pages are supposed to be filled into the structure pointed to by lpPropSheet.
* The layout of this structure is:
*
* struct
* {
* DWORD nPages;
* DWORD unknown;
* HPROPSHEETPAGE pages[10];
* };
*/
INT WINAPI GDI_CallExtDeviceModePropSheet16( HWND hWnd, LPCSTR lpszDevice,
LPCSTR lpszPort, LPVOID lpPropSheet )
{
FIXME("(%p, %s, %s, %p)\n", hWnd, lpszDevice, lpszPort, lpPropSheet );
return -1;
}
/*****************************************************************************
* @ [GDI32.102]
*
* This should load the correct driver for lpszDevice and calls this driver's
* ExtDeviceMode proc.
*
* FIXME: convert ExtDeviceMode to unicode in the driver interface
*/
INT WINAPI GDI_CallExtDeviceMode16( HWND hwnd,
LPDEVMODEA lpdmOutput, LPSTR lpszDevice,
LPSTR lpszPort, LPDEVMODEA lpdmInput,
LPSTR lpszProfile, DWORD fwMode )
{
WCHAR deviceW[300];
WCHAR bufW[300];
char buf[300];
HDC hdc;
DC *dc;
INT ret = -1;
TRACE("(%p, %p, %s, %s, %p, %s, %d)\n",
hwnd, lpdmOutput, lpszDevice, lpszPort, lpdmInput, lpszProfile, fwMode );
if (!lpszDevice) return -1;
if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
if ((dc = get_dc_ptr( hdc )))
{
if (dc->funcs->pExtDeviceMode)
ret = dc->funcs->pExtDeviceMode( buf, hwnd, lpdmOutput, lpszDevice, lpszPort,
lpdmInput, lpszProfile, fwMode );
release_dc_ptr( dc );
}
DeleteDC( hdc );
return ret;
}
/****************************************************************************
* @ [GDI32.103]
*
* This should load the correct driver for lpszDevice and calls this driver's
* AdvancedSetupDialog proc.
*/
INT WINAPI GDI_CallAdvancedSetupDialog16( HWND hwnd, LPSTR lpszDevice,
LPDEVMODEA devin, LPDEVMODEA devout )
{
TRACE("(%p, %s, %p, %p)\n", hwnd, lpszDevice, devin, devout );
return -1;
}
/*****************************************************************************
* @ [GDI32.104]
*
* This should load the correct driver for lpszDevice and calls this driver's
* DeviceCapabilities proc.
*
* FIXME: convert DeviceCapabilities to unicode in the driver interface
*/
DWORD WINAPI GDI_CallDeviceCapabilities16( LPCSTR lpszDevice, LPCSTR lpszPort,
WORD fwCapability, LPSTR lpszOutput,
LPDEVMODEA lpdm )
{
WCHAR deviceW[300];
WCHAR bufW[300];
char buf[300];
HDC hdc;
DC *dc;
INT ret = -1;
TRACE("(%s, %s, %d, %p, %p)\n", lpszDevice, lpszPort, fwCapability, lpszOutput, lpdm );
if (!lpszDevice) return -1;
if (!MultiByteToWideChar(CP_ACP, 0, lpszDevice, -1, deviceW, 300)) return -1;
if(!DRIVER_GetDriverName( deviceW, bufW, 300 )) return -1;
if (!WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, 300, NULL, NULL)) return -1;
if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
if ((dc = get_dc_ptr( hdc )))
{
if (dc->funcs->pDeviceCapabilities)
ret = dc->funcs->pDeviceCapabilities( buf, lpszDevice, lpszPort,
fwCapability, lpszOutput, lpdm );
release_dc_ptr( dc );
}
DeleteDC( hdc );
return ret;
}
/************************************************************************
* Escape [GDI32.@]
*/
INT WINAPI Escape( HDC hdc, INT escape, INT in_count, LPCSTR in_data, LPVOID out_data )
{
INT ret;
POINT *pt;
switch (escape)
{
case ABORTDOC:
return AbortDoc( hdc );
case ENDDOC:
return EndDoc( hdc );
case GETPHYSPAGESIZE:
pt = out_data;
pt->x = GetDeviceCaps( hdc, PHYSICALWIDTH );
pt->y = GetDeviceCaps( hdc, PHYSICALHEIGHT );
return 1;
case GETPRINTINGOFFSET:
pt = out_data;
pt->x = GetDeviceCaps( hdc, PHYSICALOFFSETX );
pt->y = GetDeviceCaps( hdc, PHYSICALOFFSETY );
return 1;
case GETSCALINGFACTOR:
pt = out_data;
pt->x = GetDeviceCaps( hdc, SCALINGFACTORX );
pt->y = GetDeviceCaps( hdc, SCALINGFACTORY );
return 1;
case NEWFRAME:
return EndPage( hdc );
case SETABORTPROC:
return SetAbortProc( hdc, (ABORTPROC)in_data );
case STARTDOC:
{
DOCINFOA doc;
char *name = NULL;
/* in_data may not be 0 terminated so we must copy it */
if (in_data)
{
name = HeapAlloc( GetProcessHeap(), 0, in_count+1 );
memcpy( name, in_data, in_count );
name[in_count] = 0;
}
/* out_data is actually a pointer to the DocInfo structure and used as
* a second input parameter */
if (out_data) doc = *(DOCINFOA *)out_data;
else
{
doc.cbSize = sizeof(doc);
doc.lpszOutput = NULL;
doc.lpszDatatype = NULL;
doc.fwType = 0;
}
doc.lpszDocName = name;
ret = StartDocA( hdc, &doc );
HeapFree( GetProcessHeap(), 0, name );
if (ret > 0) ret = StartPage( hdc );
return ret;
}
case QUERYESCSUPPORT:
{
const INT *ptr = (const INT *)in_data;
if (in_count < sizeof(INT)) return 0;
switch(*ptr)
{
case ABORTDOC:
case ENDDOC:
case GETPHYSPAGESIZE:
case GETPRINTINGOFFSET:
case GETSCALINGFACTOR:
case NEWFRAME:
case QUERYESCSUPPORT:
case SETABORTPROC:
case STARTDOC:
return TRUE;
}
break;
}
}
/* if not handled internally, pass it to the driver */
return ExtEscape( hdc, escape, in_count, in_data, 0, out_data );
}
/******************************************************************************
* ExtEscape [GDI32.@]
*
* Access capabilities of a particular device that are not available through GDI.
*
* PARAMS
* hdc [I] Handle to device context
* nEscape [I] Escape function
* cbInput [I] Number of bytes in input structure
* lpszInData [I] Pointer to input structure
* cbOutput [I] Number of bytes in output structure
* lpszOutData [O] Pointer to output structure
*
* RETURNS
* Success: >0
* Not implemented: 0
* Failure: <0
*/
INT WINAPI ExtEscape( HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData,
INT cbOutput, LPSTR lpszOutData )
{
INT ret = 0;
DC * dc = get_dc_ptr( hdc );
if (dc)
{
if (dc->funcs->pExtEscape)
ret = dc->funcs->pExtEscape( dc->physDev, nEscape, cbInput, lpszInData, cbOutput, lpszOutData );
release_dc_ptr( dc );
}
return ret;
}
/*******************************************************************
* DrawEscape [GDI32.@]
*
*
*/
INT WINAPI DrawEscape(HDC hdc, INT nEscape, INT cbInput, LPCSTR lpszInData)
{
FIXME("DrawEscape, stub\n");
return 0;
}
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