468 lines
13 KiB
C
468 lines
13 KiB
C
/*
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* Graphics driver management functions
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*
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* Copyright 1996 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <string.h>
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#include "winbase.h"
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#include "winreg.h"
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#include "gdi.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(driver);
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struct graphics_driver
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{
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struct graphics_driver *next;
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struct graphics_driver *prev;
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HMODULE module; /* module handle */
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unsigned int count; /* reference count */
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DC_FUNCTIONS funcs;
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};
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static struct graphics_driver *first_driver;
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static struct graphics_driver *display_driver;
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static CRITICAL_SECTION driver_section = CRITICAL_SECTION_INIT( "driver_section" );
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/**********************************************************************
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* create_driver
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*
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* Allocate and fill the driver structure for a given module.
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*/
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static struct graphics_driver *create_driver( HMODULE module )
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{
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struct graphics_driver *driver;
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if (!(driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver)))) return NULL;
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driver->next = NULL;
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driver->prev = NULL;
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driver->module = module;
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driver->count = 1;
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/* fill the function table */
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#define GET_FUNC(name) driver->funcs.p##name = (void*)GetProcAddress( module, #name )
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GET_FUNC(AbortDoc);
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GET_FUNC(AbortPath);
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GET_FUNC(AngleArc);
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GET_FUNC(Arc);
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GET_FUNC(ArcTo);
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GET_FUNC(BeginPath);
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GET_FUNC(BitBlt);
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GET_FUNC(ChoosePixelFormat);
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GET_FUNC(Chord);
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GET_FUNC(CloseFigure);
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GET_FUNC(CreateBitmap);
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GET_FUNC(CreateDC);
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GET_FUNC(CreateDIBSection);
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GET_FUNC(DeleteBitmap);
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GET_FUNC(DeleteDC);
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GET_FUNC(DescribePixelFormat);
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GET_FUNC(DeviceCapabilities);
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GET_FUNC(Ellipse);
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GET_FUNC(EndDoc);
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GET_FUNC(EndPage);
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GET_FUNC(EndPath);
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GET_FUNC(EnumDeviceFonts);
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GET_FUNC(ExcludeClipRect);
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GET_FUNC(ExtDeviceMode);
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GET_FUNC(ExtEscape);
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GET_FUNC(ExtFloodFill);
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GET_FUNC(ExtSelectClipRgn);
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GET_FUNC(ExtTextOut);
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GET_FUNC(FillPath);
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GET_FUNC(FillRgn);
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GET_FUNC(FlattenPath);
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GET_FUNC(FrameRgn);
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GET_FUNC(GdiComment);
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GET_FUNC(GetBitmapBits);
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GET_FUNC(GetCharWidth);
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GET_FUNC(GetDCOrgEx);
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GET_FUNC(GetDIBColorTable);
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GET_FUNC(GetDIBits);
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GET_FUNC(GetDeviceCaps);
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GET_FUNC(GetDeviceGammaRamp);
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GET_FUNC(GetNearestColor);
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GET_FUNC(GetPixel);
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GET_FUNC(GetPixelFormat);
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GET_FUNC(GetSystemPaletteEntries);
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GET_FUNC(GetTextExtentPoint);
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GET_FUNC(GetTextMetrics);
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GET_FUNC(IntersectClipRect);
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GET_FUNC(InvertRgn);
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GET_FUNC(LineTo);
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GET_FUNC(MoveTo);
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GET_FUNC(OffsetClipRgn);
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GET_FUNC(OffsetViewportOrg);
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GET_FUNC(OffsetWindowOrg);
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GET_FUNC(PaintRgn);
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GET_FUNC(PatBlt);
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GET_FUNC(Pie);
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GET_FUNC(PolyBezier);
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GET_FUNC(PolyBezierTo);
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GET_FUNC(PolyDraw);
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GET_FUNC(PolyPolygon);
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GET_FUNC(PolyPolyline);
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GET_FUNC(Polygon);
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GET_FUNC(Polyline);
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GET_FUNC(PolylineTo);
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GET_FUNC(RealizeDefaultPalette);
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GET_FUNC(RealizePalette);
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GET_FUNC(Rectangle);
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GET_FUNC(ResetDC);
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GET_FUNC(RestoreDC);
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GET_FUNC(RoundRect);
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GET_FUNC(SaveDC);
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GET_FUNC(ScaleViewportExt);
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GET_FUNC(ScaleWindowExt);
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GET_FUNC(SelectBitmap);
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GET_FUNC(SelectBrush);
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GET_FUNC(SelectClipPath);
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GET_FUNC(SelectFont);
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GET_FUNC(SelectPalette);
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GET_FUNC(SelectPen);
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GET_FUNC(SetBitmapBits);
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GET_FUNC(SetBkColor);
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GET_FUNC(SetBkMode);
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GET_FUNC(SetDCOrg);
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GET_FUNC(SetDIBColorTable);
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GET_FUNC(SetDIBits);
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GET_FUNC(SetDIBitsToDevice);
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GET_FUNC(SetDeviceClipping);
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GET_FUNC(SetDeviceGammaRamp);
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GET_FUNC(SetMapMode);
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GET_FUNC(SetMapperFlags);
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GET_FUNC(SetPixel);
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GET_FUNC(SetPixelFormat);
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GET_FUNC(SetPolyFillMode);
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GET_FUNC(SetROP2);
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GET_FUNC(SetRelAbs);
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GET_FUNC(SetStretchBltMode);
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GET_FUNC(SetTextAlign);
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GET_FUNC(SetTextCharacterExtra);
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GET_FUNC(SetTextColor);
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GET_FUNC(SetTextJustification);
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GET_FUNC(SetViewportExt);
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GET_FUNC(SetViewportOrg);
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GET_FUNC(SetWindowExt);
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GET_FUNC(SetWindowOrg);
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GET_FUNC(StartDoc);
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GET_FUNC(StartPage);
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GET_FUNC(StretchBlt);
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GET_FUNC(StretchDIBits);
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GET_FUNC(StrokeAndFillPath);
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GET_FUNC(StrokePath);
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GET_FUNC(SwapBuffers);
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GET_FUNC(WidenPath);
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#undef GET_FUNC
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/* add it to the list */
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driver->prev = NULL;
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if ((driver->next = first_driver)) driver->next->prev = driver;
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first_driver = driver;
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return driver;
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}
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/**********************************************************************
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* load_display_driver
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*
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* Special case for loading the display driver: get the name from the config file
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*/
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static struct graphics_driver *load_display_driver(void)
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{
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char buffer[MAX_PATH];
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HMODULE module;
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HKEY hkey;
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if (display_driver) /* already loaded */
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{
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display_driver->count++;
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return display_driver;
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}
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strcpy( buffer, "x11drv" ); /* default value */
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if (!RegOpenKeyA( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config\\Wine", &hkey ))
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{
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DWORD type, count = sizeof(buffer);
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RegQueryValueExA( hkey, "GraphicsDriver", 0, &type, buffer, &count );
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RegCloseKey( hkey );
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}
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if (!(module = LoadLibraryA( buffer )))
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{
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MESSAGE( "Could not load graphics driver '%s'\n", buffer );
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return NULL;
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}
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if (!(display_driver = create_driver( module )))
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{
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MESSAGE( "Could not create graphics driver '%s'\n", buffer );
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FreeLibrary( module );
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return NULL;
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}
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display_driver->count++; /* we don't want to free it */
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return display_driver;
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}
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/**********************************************************************
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* DRIVER_load_driver
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*/
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const DC_FUNCTIONS *DRIVER_load_driver( LPCSTR name )
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{
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HMODULE module;
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struct graphics_driver *driver;
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EnterCriticalSection( &driver_section );
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/* display driver is a special case */
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if (!strcasecmp( name, "display" ))
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{
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driver = load_display_driver();
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LeaveCriticalSection( &driver_section );
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return &driver->funcs;
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}
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if ((module = GetModuleHandleA( name )))
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{
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for (driver = first_driver; driver; driver = driver->next)
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{
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if (driver->module == module)
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{
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driver->count++;
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LeaveCriticalSection( &driver_section );
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return &driver->funcs;
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}
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}
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}
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if (!(module = LoadLibraryA( name )))
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{
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LeaveCriticalSection( &driver_section );
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return NULL;
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}
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if (!(driver = create_driver( module )))
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{
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FreeLibrary( module );
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LeaveCriticalSection( &driver_section );
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return NULL;
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}
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TRACE( "loaded driver %p for %s\n", driver, name );
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LeaveCriticalSection( &driver_section );
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return &driver->funcs;
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}
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/**********************************************************************
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* DRIVER_get_driver
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*
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* Get a new copy of an existing driver.
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*/
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const DC_FUNCTIONS *DRIVER_get_driver( const DC_FUNCTIONS *funcs )
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{
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struct graphics_driver *driver;
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EnterCriticalSection( &driver_section );
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for (driver = first_driver; driver; driver = driver->next)
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if (&driver->funcs == funcs) break;
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if (!driver) ERR( "driver not found, trouble ahead\n" );
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driver->count++;
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LeaveCriticalSection( &driver_section );
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return funcs;
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}
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/**********************************************************************
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* DRIVER_release_driver
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*
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* Release a driver by decrementing ref count and freeing it if needed.
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*/
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void DRIVER_release_driver( const DC_FUNCTIONS *funcs )
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{
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struct graphics_driver *driver;
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EnterCriticalSection( &driver_section );
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for (driver = first_driver; driver; driver = driver->next)
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if (&driver->funcs == funcs) break;
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if (!driver) goto done;
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if (--driver->count) goto done;
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/* removed last reference, free it */
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if (driver->next) driver->next->prev = driver->prev;
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if (driver->prev) driver->prev->next = driver->next;
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else first_driver = driver->next;
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if (driver == display_driver) display_driver = NULL;
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FreeLibrary( driver->module );
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HeapFree( GetProcessHeap(), 0, driver );
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done:
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LeaveCriticalSection( &driver_section );
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}
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/*****************************************************************************
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* DRIVER_GetDriverName
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*
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*/
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BOOL DRIVER_GetDriverName( LPCSTR device, LPSTR driver, DWORD size )
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{
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char *p;
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size = GetProfileStringA("devices", device, "", driver, size);
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if(!size) {
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WARN("Unable to find '%s' in [devices] section of win.ini\n", device);
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return FALSE;
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}
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p = strchr(driver, ',');
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if(!p)
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{
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WARN("'%s' entry in [devices] section of win.ini is malformed.\n", device);
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return FALSE;
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}
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*p = '\0';
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TRACE("Found '%s' for '%s'\n", driver, device);
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return TRUE;
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}
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/*****************************************************************************
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* @ [GDI32.100]
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*
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* This should thunk to 16-bit and simply call the proc with the given args.
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*/
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INT WINAPI GDI_CallDevInstall16( FARPROC16 lpfnDevInstallProc, HWND hWnd,
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LPSTR lpModelName, LPSTR OldPort, LPSTR NewPort )
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{
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FIXME("(%p, %p, %s, %s, %s)\n", lpfnDevInstallProc, hWnd, lpModelName, OldPort, NewPort );
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return -1;
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}
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/*****************************************************************************
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* @ [GDI32.101]
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*
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* This should load the correct driver for lpszDevice and calls this driver's
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* ExtDeviceModePropSheet proc.
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*
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* Note: The driver calls a callback routine for each property sheet page; these
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* pages are supposed to be filled into the structure pointed to by lpPropSheet.
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* The layout of this structure is:
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*
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* struct
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* {
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* DWORD nPages;
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* DWORD unknown;
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* HPROPSHEETPAGE pages[10];
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* };
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*/
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INT WINAPI GDI_CallExtDeviceModePropSheet16( HWND hWnd, LPCSTR lpszDevice,
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LPCSTR lpszPort, LPVOID lpPropSheet )
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{
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FIXME("(%p, %s, %s, %p)\n", hWnd, lpszDevice, lpszPort, lpPropSheet );
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return -1;
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}
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/*****************************************************************************
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* @ [GDI32.102]
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*
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* This should load the correct driver for lpszDevice and calls this driver's
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* ExtDeviceMode proc.
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*/
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INT WINAPI GDI_CallExtDeviceMode16( HWND hwnd,
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LPDEVMODEA lpdmOutput, LPSTR lpszDevice,
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LPSTR lpszPort, LPDEVMODEA lpdmInput,
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LPSTR lpszProfile, DWORD fwMode )
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{
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char buf[300];
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HDC hdc;
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DC *dc;
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INT ret = -1;
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INT (*pExtDeviceMode)(LPSTR,HWND,LPDEVMODEA,LPSTR,LPSTR,LPDEVMODEA,LPSTR,DWORD);
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TRACE("(%p, %p, %s, %s, %p, %s, %ld)\n",
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hwnd, lpdmOutput, lpszDevice, lpszPort, lpdmInput, lpszProfile, fwMode );
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if(!DRIVER_GetDriverName( lpszDevice, buf, sizeof(buf) )) return -1;
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if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
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if ((dc = DC_GetDCPtr( hdc )))
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{
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pExtDeviceMode = dc->funcs->pExtDeviceMode;
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GDI_ReleaseObj( hdc );
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if (pExtDeviceMode)
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ret = pExtDeviceMode(buf, hwnd, lpdmOutput, lpszDevice, lpszPort,
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lpdmInput, lpszProfile, fwMode);
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}
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DeleteDC( hdc );
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return ret;
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}
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/****************************************************************************
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* @ [GDI32.103]
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*
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* This should load the correct driver for lpszDevice and calls this driver's
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* AdvancedSetupDialog proc.
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*/
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INT WINAPI GDI_CallAdvancedSetupDialog16( HWND hwnd, LPSTR lpszDevice,
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LPDEVMODEA devin, LPDEVMODEA devout )
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{
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TRACE("(%p, %s, %p, %p)\n", hwnd, lpszDevice, devin, devout );
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return -1;
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}
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/*****************************************************************************
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* @ [GDI32.104]
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*
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* This should load the correct driver for lpszDevice and calls this driver's
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* DeviceCapabilities proc.
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*/
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DWORD WINAPI GDI_CallDeviceCapabilities16( LPCSTR lpszDevice, LPCSTR lpszPort,
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WORD fwCapability, LPSTR lpszOutput,
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LPDEVMODEA lpdm )
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{
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char buf[300];
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HDC hdc;
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DC *dc;
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INT ret = -1;
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TRACE("(%s, %s, %d, %p, %p)\n", lpszDevice, lpszPort, fwCapability, lpszOutput, lpdm );
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if(!DRIVER_GetDriverName( lpszDevice, buf, sizeof(buf) )) return -1;
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if (!(hdc = CreateICA( buf, lpszDevice, lpszPort, NULL ))) return -1;
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if ((dc = DC_GetDCPtr( hdc )))
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{
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if (dc->funcs->pDeviceCapabilities)
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ret = dc->funcs->pDeviceCapabilities( buf, lpszDevice, lpszPort,
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fwCapability, lpszOutput, lpdm );
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GDI_ReleaseObj( hdc );
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}
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DeleteDC( hdc );
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return ret;
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}
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