1542 lines
45 KiB
C
1542 lines
45 KiB
C
/*
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* GDI Device Context functions
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*
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* Copyright 1993 Alexandre Julliard
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*
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "dc.h"
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#include "gdi.h"
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#include "heap.h"
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#include "metafile.h"
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#include "color.h"
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#include "debug.h"
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#include "font.h"
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#include "winerror.h"
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#include "x11font.h"
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/* ROP code to GC function conversion */
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const int DC_XROPfunction[16] =
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{
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GXclear, /* R2_BLACK */
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GXnor, /* R2_NOTMERGEPEN */
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GXandInverted, /* R2_MASKNOTPEN */
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GXcopyInverted, /* R2_NOTCOPYPEN */
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GXandReverse, /* R2_MASKPENNOT */
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GXinvert, /* R2_NOT */
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GXxor, /* R2_XORPEN */
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GXnand, /* R2_NOTMASKPEN */
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GXand, /* R2_MASKPEN */
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GXequiv, /* R2_NOTXORPEN */
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GXnoop, /* R2_NOP */
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GXorInverted, /* R2_MERGENOTPEN */
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GXcopy, /* R2_COPYPEN */
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GXorReverse, /* R2_MERGEPENNOT */
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GXor, /* R2_MERGEPEN */
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GXset /* R2_WHITE */
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};
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/***********************************************************************
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* DC_FillDevCaps
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*
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* Fill the device caps structure.
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*/
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void DC_FillDevCaps( DeviceCaps * caps )
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{
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caps->version = 0x300;
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caps->technology = DT_RASDISPLAY;
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caps->horzSize = WidthMMOfScreen(screen) * screenWidth / WidthOfScreen(screen);
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caps->vertSize = HeightMMOfScreen(screen) * screenHeight / HeightOfScreen(screen);
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caps->horzRes = screenWidth;
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caps->vertRes = screenHeight;
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caps->bitsPixel = screenDepth;
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caps->planes = 1;
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caps->numBrushes = 16+6; /* 16 solid + 6 hatched brushes */
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caps->numPens = 16; /* 16 solid pens */
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caps->numMarkers = 0;
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caps->numFonts = 0;
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caps->numColors = 100;
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caps->pdeviceSize = 0;
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caps->curveCaps = CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
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CC_WIDE | CC_STYLED | CC_WIDESTYLED |
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CC_INTERIORS | CC_ROUNDRECT;
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caps->lineCaps = LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
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LC_STYLED | LC_WIDESTYLED | LC_INTERIORS;
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caps->polygonalCaps = PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
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PC_SCANLINE | PC_WIDE | PC_STYLED |
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PC_WIDESTYLED | PC_INTERIORS;
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caps->textCaps = TC_OP_CHARACTER | TC_OP_STROKE | TC_CP_STROKE |
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TC_IA_ABLE | TC_UA_ABLE | TC_SO_ABLE | TC_RA_ABLE;
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caps->clipCaps = CP_REGION;
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caps->rasterCaps = RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
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RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT|
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RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS;
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if( !(COLOR_GetSystemPaletteFlags() & COLOR_VIRTUAL) )
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caps->rasterCaps |= RC_PALETTE;
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caps->aspectX = 36; /* ?? */
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caps->aspectY = 36; /* ?? */
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caps->aspectXY = 51;
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caps->logPixelsX = (int)(caps->horzRes * 25.4 / caps->horzSize);
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caps->logPixelsY = (int)(caps->vertRes * 25.4 / caps->vertSize);
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caps->sizePalette = (caps->rasterCaps & RC_PALETTE)
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? DefaultVisual(display,DefaultScreen(display))->map_entries
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: 0;
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caps->numReserved = 0;
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caps->colorRes = 0;
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}
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/***********************************************************************
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* DC_Init_DC_INFO
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*
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* Fill the WIN_DC_INFO structure.
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*/
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static void DC_Init_DC_INFO( WIN_DC_INFO *win_dc_info )
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{
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win_dc_info->flags = 0;
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win_dc_info->devCaps = NULL;
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win_dc_info->hClipRgn = 0;
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win_dc_info->hVisRgn = 0;
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win_dc_info->hGCClipRgn = 0;
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win_dc_info->hPen = STOCK_BLACK_PEN;
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win_dc_info->hBrush = STOCK_WHITE_BRUSH;
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win_dc_info->hFont = STOCK_SYSTEM_FONT;
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win_dc_info->hBitmap = 0;
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win_dc_info->hFirstBitmap = 0;
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win_dc_info->hDevice = 0;
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win_dc_info->hPalette = STOCK_DEFAULT_PALETTE;
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win_dc_info->ROPmode = R2_COPYPEN;
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win_dc_info->polyFillMode = ALTERNATE;
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win_dc_info->stretchBltMode = BLACKONWHITE;
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win_dc_info->relAbsMode = ABSOLUTE;
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win_dc_info->backgroundMode = OPAQUE;
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win_dc_info->backgroundColor = RGB( 255, 255, 255 );
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win_dc_info->textColor = RGB( 0, 0, 0 );
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win_dc_info->brushOrgX = 0;
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win_dc_info->brushOrgY = 0;
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win_dc_info->textAlign = TA_LEFT | TA_TOP | TA_NOUPDATECP;
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win_dc_info->charExtra = 0;
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win_dc_info->breakTotalExtra = 0;
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win_dc_info->breakCount = 0;
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win_dc_info->breakExtra = 0;
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win_dc_info->breakRem = 0;
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win_dc_info->bitsPerPixel = 1;
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win_dc_info->MapMode = MM_TEXT;
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win_dc_info->GraphicsMode = GM_COMPATIBLE;
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win_dc_info->DCOrgX = 0;
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win_dc_info->DCOrgY = 0;
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win_dc_info->lpfnPrint = NULL;
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win_dc_info->CursPosX = 0;
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win_dc_info->CursPosY = 0;
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win_dc_info->ArcDirection = AD_COUNTERCLOCKWISE;
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win_dc_info->xformWorld2Wnd.eM11 = 1.0f;
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win_dc_info->xformWorld2Wnd.eM12 = 0.0f;
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win_dc_info->xformWorld2Wnd.eM21 = 0.0f;
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win_dc_info->xformWorld2Wnd.eM22 = 1.0f;
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win_dc_info->xformWorld2Wnd.eDx = 0.0f;
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win_dc_info->xformWorld2Wnd.eDy = 0.0f;
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win_dc_info->xformWorld2Vport = win_dc_info->xformWorld2Wnd;
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win_dc_info->xformVport2World = win_dc_info->xformWorld2Wnd;
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win_dc_info->vport2WorldValid = TRUE;
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PATH_InitGdiPath(&win_dc_info->path);
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}
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/***********************************************************************
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* DC_AllocDC
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*/
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DC *DC_AllocDC( const DC_FUNCTIONS *funcs )
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{
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HDC16 hdc;
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DC *dc;
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if (!(hdc = GDI_AllocObject( sizeof(DC), DC_MAGIC ))) return NULL;
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dc = (DC *) GDI_HEAP_LOCK( hdc );
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dc->hSelf = hdc;
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dc->funcs = funcs;
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dc->physDev = NULL;
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dc->saveLevel = 0;
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dc->dwHookData = 0L;
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dc->hookProc = NULL;
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dc->wndOrgX = 0;
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dc->wndOrgY = 0;
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dc->wndExtX = 1;
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dc->wndExtY = 1;
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dc->vportOrgX = 0;
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dc->vportOrgY = 0;
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dc->vportExtX = 1;
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dc->vportExtY = 1;
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DC_Init_DC_INFO( &dc->w );
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return dc;
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}
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/***********************************************************************
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* DC_GetDCPtr
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*/
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DC *DC_GetDCPtr( HDC32 hdc )
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{
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GDIOBJHDR *ptr = (GDIOBJHDR *)GDI_HEAP_LOCK( hdc );
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if (!ptr) return NULL;
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if ((ptr->wMagic == DC_MAGIC) || (ptr->wMagic == METAFILE_DC_MAGIC))
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return (DC *)ptr;
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GDI_HEAP_UNLOCK( hdc );
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return NULL;
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}
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/***********************************************************************
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* DC_InitDC
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*
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* Setup device-specific DC values for a newly created DC.
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*/
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void DC_InitDC( DC* dc )
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{
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RealizeDefaultPalette( dc->hSelf );
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SetTextColor32( dc->hSelf, dc->w.textColor );
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SetBkColor32( dc->hSelf, dc->w.backgroundColor );
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SelectObject32( dc->hSelf, dc->w.hPen );
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SelectObject32( dc->hSelf, dc->w.hBrush );
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SelectObject32( dc->hSelf, dc->w.hFont );
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CLIPPING_UpdateGCRegion( dc );
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}
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/***********************************************************************
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* DC_SetupGCForPatBlt
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*
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* Setup the GC for a PatBlt operation using current brush.
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* If fMapColors is TRUE, X pixels are mapped to Windows colors.
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* Return FALSE if brush is BS_NULL, TRUE otherwise.
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*/
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BOOL32 DC_SetupGCForPatBlt( DC * dc, GC gc, BOOL32 fMapColors )
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{
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XGCValues val;
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unsigned long mask;
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Pixmap pixmap = 0;
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if (dc->u.x.brush.style == BS_NULL) return FALSE;
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if (dc->u.x.brush.pixel == -1)
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{
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/* Special case used for monochrome pattern brushes.
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* We need to swap foreground and background because
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* Windows does it the wrong way...
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*/
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val.foreground = dc->u.x.backgroundPixel;
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val.background = dc->u.x.textPixel;
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}
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else
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{
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val.foreground = dc->u.x.brush.pixel;
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val.background = dc->u.x.backgroundPixel;
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}
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if (fMapColors && COLOR_PixelToPalette)
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{
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val.foreground = COLOR_PixelToPalette[val.foreground];
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val.background = COLOR_PixelToPalette[val.background];
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}
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if (dc->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion(dc);
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val.function = DC_XROPfunction[dc->w.ROPmode-1];
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/*
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** Let's replace GXinvert by GXxor with (black xor white)
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** This solves the selection color and leak problems in excel
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** FIXME : Let's do that only if we work with X-pixels, not with Win-pixels
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*/
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if (val.function == GXinvert)
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{
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val.foreground = BlackPixelOfScreen(screen) ^ WhitePixelOfScreen(screen);
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val.function = GXxor;
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}
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val.fill_style = dc->u.x.brush.fillStyle;
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switch(val.fill_style)
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{
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case FillStippled:
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case FillOpaqueStippled:
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if (dc->w.backgroundMode==OPAQUE) val.fill_style = FillOpaqueStippled;
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val.stipple = dc->u.x.brush.pixmap;
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mask = GCStipple;
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break;
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case FillTiled:
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if (fMapColors && COLOR_PixelToPalette)
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{
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register int x, y;
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XImage *image;
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EnterCriticalSection( &X11DRV_CritSection );
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pixmap = XCreatePixmap( display, rootWindow, 8, 8, screenDepth );
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image = XGetImage( display, dc->u.x.brush.pixmap, 0, 0, 8, 8,
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AllPlanes, ZPixmap );
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for (y = 0; y < 8; y++)
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for (x = 0; x < 8; x++)
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XPutPixel( image, x, y,
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COLOR_PixelToPalette[XGetPixel( image, x, y)] );
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XPutImage( display, pixmap, gc, image, 0, 0, 0, 0, 8, 8 );
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XDestroyImage( image );
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LeaveCriticalSection( &X11DRV_CritSection );
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val.tile = pixmap;
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}
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else val.tile = dc->u.x.brush.pixmap;
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mask = GCTile;
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break;
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default:
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mask = 0;
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break;
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}
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val.ts_x_origin = dc->w.DCOrgX + dc->w.brushOrgX;
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val.ts_y_origin = dc->w.DCOrgY + dc->w.brushOrgY;
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val.fill_rule = (dc->w.polyFillMode==WINDING) ? WindingRule : EvenOddRule;
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TSXChangeGC( display, gc,
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GCFunction | GCForeground | GCBackground | GCFillStyle |
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GCFillRule | GCTileStipXOrigin | GCTileStipYOrigin | mask,
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&val );
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if (pixmap) TSXFreePixmap( display, pixmap );
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return TRUE;
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}
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/***********************************************************************
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* DC_SetupGCForBrush
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*
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* Setup dc->u.x.gc for drawing operations using current brush.
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* Return FALSE if brush is BS_NULL, TRUE otherwise.
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*/
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BOOL32 DC_SetupGCForBrush( DC * dc )
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{
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return DC_SetupGCForPatBlt( dc, dc->u.x.gc, FALSE );
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}
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/***********************************************************************
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* DC_SetupGCForPen
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*
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* Setup dc->u.x.gc for drawing operations using current pen.
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* Return FALSE if pen is PS_NULL, TRUE otherwise.
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*/
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BOOL32 DC_SetupGCForPen( DC * dc )
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{
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XGCValues val;
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if (dc->u.x.pen.style == PS_NULL) return FALSE;
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if (dc->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion(dc);
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switch (dc->w.ROPmode)
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{
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case R2_BLACK :
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val.foreground = BlackPixelOfScreen( screen );
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val.function = GXcopy;
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break;
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case R2_WHITE :
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val.foreground = WhitePixelOfScreen( screen );
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val.function = GXcopy;
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break;
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case R2_XORPEN :
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val.foreground = dc->u.x.pen.pixel;
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/* It is very unlikely someone wants to XOR with 0 */
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/* This fixes the rubber-drawings in paintbrush */
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if (val.foreground == 0)
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val.foreground = BlackPixelOfScreen( screen )
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^ WhitePixelOfScreen( screen );
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val.function = GXxor;
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break;
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default :
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val.foreground = dc->u.x.pen.pixel;
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val.function = DC_XROPfunction[dc->w.ROPmode-1];
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}
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val.background = dc->u.x.backgroundPixel;
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val.fill_style = FillSolid;
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if ((dc->u.x.pen.style!=PS_SOLID) && (dc->u.x.pen.style!=PS_INSIDEFRAME))
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{
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TSXSetDashes( display, dc->u.x.gc, 0,
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dc->u.x.pen.dashes, dc->u.x.pen.dash_len );
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val.line_style = (dc->w.backgroundMode == OPAQUE) ?
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LineDoubleDash : LineOnOffDash;
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}
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else val.line_style = LineSolid;
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val.line_width = dc->u.x.pen.width;
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if (val.line_width <= 1) {
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val.cap_style = CapNotLast;
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} else {
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switch (dc->u.x.pen.endcap)
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{
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case PS_ENDCAP_SQUARE:
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val.cap_style = CapProjecting;
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break;
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case PS_ENDCAP_FLAT:
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val.cap_style = CapButt;
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break;
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case PS_ENDCAP_ROUND:
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default:
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val.cap_style = CapRound;
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}
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}
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switch (dc->u.x.pen.linejoin)
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{
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case PS_JOIN_BEVEL:
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val.join_style = JoinBevel;
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break;
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case PS_JOIN_MITER:
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val.join_style = JoinMiter;
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break;
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case PS_JOIN_ROUND:
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default:
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val.join_style = JoinRound;
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}
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TSXChangeGC( display, dc->u.x.gc,
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GCFunction | GCForeground | GCBackground | GCLineWidth |
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GCLineStyle | GCCapStyle | GCJoinStyle | GCFillStyle, &val );
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return TRUE;
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}
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/***********************************************************************
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* DC_SetupGCForText
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*
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* Setup dc->u.x.gc for text drawing operations.
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* Return FALSE if the font is null, TRUE otherwise.
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*/
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BOOL32 DC_SetupGCForText( DC * dc )
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{
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XFontStruct* xfs = XFONT_GetFontStruct( dc->u.x.font );
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if( xfs )
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{
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XGCValues val;
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if (dc->w.flags & DC_DIRTY) CLIPPING_UpdateGCRegion(dc);
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val.function = GXcopy; /* Text is always GXcopy */
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val.foreground = dc->u.x.textPixel;
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val.background = dc->u.x.backgroundPixel;
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val.fill_style = FillSolid;
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val.font = xfs->fid;
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TSXChangeGC( display, dc->u.x.gc,
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GCFunction | GCForeground | GCBackground | GCFillStyle |
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GCFont, &val );
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return TRUE;
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}
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WARN(dc, "Physical font failure\n" );
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return FALSE;
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}
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|
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/***********************************************************************
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* DC_InvertXform
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*
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* Computes the inverse of the transformation xformSrc and stores it to
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* xformDest. Returns TRUE if successful or FALSE if the xformSrc matrix
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* is singular.
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*/
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static BOOL32 DC_InvertXform( const XFORM *xformSrc, XFORM *xformDest )
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{
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FLOAT determinant;
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determinant = xformSrc->eM11*xformSrc->eM22 -
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xformSrc->eM12*xformSrc->eM21;
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if (determinant > -1e-12 && determinant < 1e-12)
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return FALSE;
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xformDest->eM11 = xformSrc->eM22 / determinant;
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xformDest->eM12 = -xformSrc->eM12 / determinant;
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xformDest->eM21 = -xformSrc->eM21 / determinant;
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xformDest->eM22 = xformSrc->eM11 / determinant;
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xformDest->eDx = -xformSrc->eDx * xformDest->eM11 -
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xformSrc->eDy * xformDest->eM21;
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xformDest->eDy = -xformSrc->eDx * xformDest->eM12 -
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xformSrc->eDy * xformDest->eM22;
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return TRUE;
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}
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/***********************************************************************
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* DC_UpdateXforms
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*
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* Updates the xformWorld2Vport, xformVport2World and vport2WorldValid
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* fields of the specified DC by creating a transformation that
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* represents the current mapping mode and combining it with the DC's
|
|
* world transform. This function should be called whenever the
|
|
* parameters associated with the mapping mode (window and viewport
|
|
* extents and origins) or the world transform change.
|
|
*/
|
|
void DC_UpdateXforms( DC *dc )
|
|
{
|
|
XFORM xformWnd2Vport;
|
|
FLOAT scaleX, scaleY;
|
|
|
|
/* Construct a transformation to do the window-to-viewport conversion */
|
|
scaleX = (FLOAT)dc->vportExtX / (FLOAT)dc->wndExtX;
|
|
scaleY = (FLOAT)dc->vportExtY / (FLOAT)dc->wndExtY;
|
|
xformWnd2Vport.eM11 = scaleX;
|
|
xformWnd2Vport.eM12 = 0.0;
|
|
xformWnd2Vport.eM21 = 0.0;
|
|
xformWnd2Vport.eM22 = scaleY;
|
|
xformWnd2Vport.eDx = (FLOAT)dc->vportOrgX -
|
|
scaleX * (FLOAT)dc->wndOrgX;
|
|
xformWnd2Vport.eDy = (FLOAT)dc->vportOrgY -
|
|
scaleY * (FLOAT)dc->wndOrgY;
|
|
|
|
/* Combine with the world transformation */
|
|
CombineTransform( &dc->w.xformWorld2Vport, &dc->w.xformWorld2Wnd,
|
|
&xformWnd2Vport );
|
|
|
|
/* Create inverse of world-to-viewport transformation */
|
|
dc->w.vport2WorldValid = DC_InvertXform( &dc->w.xformWorld2Vport,
|
|
&dc->w.xformVport2World );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCState (GDI.179)
|
|
*/
|
|
HDC16 WINAPI GetDCState( HDC16 hdc )
|
|
{
|
|
DC * newdc, * dc;
|
|
HGDIOBJ16 handle;
|
|
|
|
if (!(dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ))) return 0;
|
|
if (!(handle = GDI_AllocObject( sizeof(DC), DC_MAGIC )))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return 0;
|
|
}
|
|
newdc = (DC *) GDI_HEAP_LOCK( handle );
|
|
|
|
TRACE(dc, "(%04x): returning %04x\n", hdc, handle );
|
|
|
|
memset( &newdc->u.x, 0, sizeof(newdc->u.x) );
|
|
newdc->w.flags = dc->w.flags | DC_SAVED;
|
|
newdc->w.devCaps = dc->w.devCaps;
|
|
newdc->w.hPen = dc->w.hPen;
|
|
newdc->w.hBrush = dc->w.hBrush;
|
|
newdc->w.hFont = dc->w.hFont;
|
|
newdc->w.hBitmap = dc->w.hBitmap;
|
|
newdc->w.hFirstBitmap = dc->w.hFirstBitmap;
|
|
newdc->w.hDevice = dc->w.hDevice;
|
|
newdc->w.hPalette = dc->w.hPalette;
|
|
newdc->w.bitsPerPixel = dc->w.bitsPerPixel;
|
|
newdc->w.ROPmode = dc->w.ROPmode;
|
|
newdc->w.polyFillMode = dc->w.polyFillMode;
|
|
newdc->w.stretchBltMode = dc->w.stretchBltMode;
|
|
newdc->w.relAbsMode = dc->w.relAbsMode;
|
|
newdc->w.backgroundMode = dc->w.backgroundMode;
|
|
newdc->w.backgroundColor = dc->w.backgroundColor;
|
|
newdc->w.textColor = dc->w.textColor;
|
|
newdc->w.brushOrgX = dc->w.brushOrgX;
|
|
newdc->w.brushOrgY = dc->w.brushOrgY;
|
|
newdc->w.textAlign = dc->w.textAlign;
|
|
newdc->w.charExtra = dc->w.charExtra;
|
|
newdc->w.breakTotalExtra = dc->w.breakTotalExtra;
|
|
newdc->w.breakCount = dc->w.breakCount;
|
|
newdc->w.breakExtra = dc->w.breakExtra;
|
|
newdc->w.breakRem = dc->w.breakRem;
|
|
newdc->w.MapMode = dc->w.MapMode;
|
|
newdc->w.GraphicsMode = dc->w.GraphicsMode;
|
|
#if 0
|
|
/* Apparently, the DC origin is not changed by [GS]etDCState */
|
|
newdc->w.DCOrgX = dc->w.DCOrgX;
|
|
newdc->w.DCOrgY = dc->w.DCOrgY;
|
|
#endif
|
|
newdc->w.CursPosX = dc->w.CursPosX;
|
|
newdc->w.CursPosY = dc->w.CursPosY;
|
|
newdc->w.ArcDirection = dc->w.ArcDirection;
|
|
newdc->w.xformWorld2Wnd = dc->w.xformWorld2Wnd;
|
|
newdc->w.xformWorld2Vport = dc->w.xformWorld2Vport;
|
|
newdc->w.xformVport2World = dc->w.xformVport2World;
|
|
newdc->w.vport2WorldValid = dc->w.vport2WorldValid;
|
|
newdc->wndOrgX = dc->wndOrgX;
|
|
newdc->wndOrgY = dc->wndOrgY;
|
|
newdc->wndExtX = dc->wndExtX;
|
|
newdc->wndExtY = dc->wndExtY;
|
|
newdc->vportOrgX = dc->vportOrgX;
|
|
newdc->vportOrgY = dc->vportOrgY;
|
|
newdc->vportExtX = dc->vportExtX;
|
|
newdc->vportExtY = dc->vportExtY;
|
|
|
|
newdc->hSelf = (HDC32)handle;
|
|
newdc->saveLevel = 0;
|
|
|
|
PATH_InitGdiPath( &newdc->w.path );
|
|
|
|
/* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
|
|
|
|
newdc->w.hGCClipRgn = newdc->w.hVisRgn = 0;
|
|
if (dc->w.hClipRgn)
|
|
{
|
|
newdc->w.hClipRgn = CreateRectRgn32( 0, 0, 0, 0 );
|
|
CombineRgn32( newdc->w.hClipRgn, dc->w.hClipRgn, 0, RGN_COPY );
|
|
}
|
|
else
|
|
newdc->w.hClipRgn = 0;
|
|
GDI_HEAP_UNLOCK( handle );
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return handle;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCState (GDI.180)
|
|
*/
|
|
void WINAPI SetDCState( HDC16 hdc, HDC16 hdcs )
|
|
{
|
|
DC *dc, *dcs;
|
|
|
|
if (!(dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ))) return;
|
|
if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC )))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return;
|
|
}
|
|
if (!dcs->w.flags & DC_SAVED)
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
GDI_HEAP_UNLOCK( hdcs );
|
|
return;
|
|
}
|
|
TRACE(dc, "%04x %04x\n", hdc, hdcs );
|
|
|
|
dc->w.flags = dcs->w.flags & ~DC_SAVED;
|
|
dc->w.devCaps = dcs->w.devCaps;
|
|
dc->w.hFirstBitmap = dcs->w.hFirstBitmap;
|
|
dc->w.hDevice = dcs->w.hDevice;
|
|
dc->w.ROPmode = dcs->w.ROPmode;
|
|
dc->w.polyFillMode = dcs->w.polyFillMode;
|
|
dc->w.stretchBltMode = dcs->w.stretchBltMode;
|
|
dc->w.relAbsMode = dcs->w.relAbsMode;
|
|
dc->w.backgroundMode = dcs->w.backgroundMode;
|
|
dc->w.backgroundColor = dcs->w.backgroundColor;
|
|
dc->w.textColor = dcs->w.textColor;
|
|
dc->w.brushOrgX = dcs->w.brushOrgX;
|
|
dc->w.brushOrgY = dcs->w.brushOrgY;
|
|
dc->w.textAlign = dcs->w.textAlign;
|
|
dc->w.charExtra = dcs->w.charExtra;
|
|
dc->w.breakTotalExtra = dcs->w.breakTotalExtra;
|
|
dc->w.breakCount = dcs->w.breakCount;
|
|
dc->w.breakExtra = dcs->w.breakExtra;
|
|
dc->w.breakRem = dcs->w.breakRem;
|
|
dc->w.MapMode = dcs->w.MapMode;
|
|
dc->w.GraphicsMode = dcs->w.GraphicsMode;
|
|
#if 0
|
|
/* Apparently, the DC origin is not changed by [GS]etDCState */
|
|
dc->w.DCOrgX = dcs->w.DCOrgX;
|
|
dc->w.DCOrgY = dcs->w.DCOrgY;
|
|
#endif
|
|
dc->w.CursPosX = dcs->w.CursPosX;
|
|
dc->w.CursPosY = dcs->w.CursPosY;
|
|
dc->w.ArcDirection = dcs->w.ArcDirection;
|
|
dc->w.xformWorld2Wnd = dcs->w.xformWorld2Wnd;
|
|
dc->w.xformWorld2Vport = dcs->w.xformWorld2Vport;
|
|
dc->w.xformVport2World = dcs->w.xformVport2World;
|
|
dc->w.vport2WorldValid = dcs->w.vport2WorldValid;
|
|
|
|
dc->wndOrgX = dcs->wndOrgX;
|
|
dc->wndOrgY = dcs->wndOrgY;
|
|
dc->wndExtX = dcs->wndExtX;
|
|
dc->wndExtY = dcs->wndExtY;
|
|
dc->vportOrgX = dcs->vportOrgX;
|
|
dc->vportOrgY = dcs->vportOrgY;
|
|
dc->vportExtX = dcs->vportExtX;
|
|
dc->vportExtY = dcs->vportExtY;
|
|
|
|
if (!(dc->w.flags & DC_MEMORY)) dc->w.bitsPerPixel = dcs->w.bitsPerPixel;
|
|
|
|
if (dcs->w.hClipRgn)
|
|
{
|
|
if (!dc->w.hClipRgn) dc->w.hClipRgn = CreateRectRgn32( 0, 0, 0, 0 );
|
|
CombineRgn32( dc->w.hClipRgn, dcs->w.hClipRgn, 0, RGN_COPY );
|
|
CLIPPING_UpdateGCRegion( dc );
|
|
}
|
|
else
|
|
dc->w.hClipRgn = 0;
|
|
|
|
SelectObject32( hdc, dcs->w.hBitmap );
|
|
SelectObject32( hdc, dcs->w.hBrush );
|
|
SelectObject32( hdc, dcs->w.hFont );
|
|
SelectObject32( hdc, dcs->w.hPen );
|
|
SetBkColor32( hdc, dcs->w.backgroundColor);
|
|
SetTextColor32( hdc, dcs->w.textColor);
|
|
GDISelectPalette( hdc, dcs->w.hPalette, FALSE );
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
GDI_HEAP_UNLOCK( hdcs );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SaveDC16 (GDI.30)
|
|
*/
|
|
INT16 WINAPI SaveDC16( HDC16 hdc )
|
|
{
|
|
return (INT16)SaveDC32( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SaveDC32 (GDI32.292)
|
|
*/
|
|
INT32 WINAPI SaveDC32( HDC32 hdc )
|
|
{
|
|
HDC32 hdcs;
|
|
DC * dc, * dcs;
|
|
INT32 ret;
|
|
|
|
dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc)
|
|
{
|
|
dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC);
|
|
if (!dc) return 0;
|
|
MF_MetaParam0(dc, META_SAVEDC);
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return 1; /* ?? */
|
|
}
|
|
if (!(hdcs = GetDCState( hdc )))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return 0;
|
|
}
|
|
dcs = (DC *) GDI_HEAP_LOCK( hdcs );
|
|
|
|
/* Copy path. The reason why path saving / restoring is in SaveDC/
|
|
* RestoreDC and not in GetDCState/SetDCState is that the ...DCState
|
|
* functions are only in Win16 (which doesn't have paths) and that
|
|
* SetDCState doesn't allow us to signal an error (which can happen
|
|
* when copying paths).
|
|
*/
|
|
if (!PATH_AssignGdiPath( &dcs->w.path, &dc->w.path ))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
GDI_HEAP_UNLOCK( hdcs );
|
|
DeleteDC32( hdcs );
|
|
return 0;
|
|
}
|
|
|
|
dcs->header.hNext = dc->header.hNext;
|
|
dc->header.hNext = hdcs;
|
|
TRACE(dc, "(%04x): returning %d\n", hdc, dc->saveLevel+1 );
|
|
ret = ++dc->saveLevel;
|
|
GDI_HEAP_UNLOCK( hdcs );
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RestoreDC16 (GDI.39)
|
|
*/
|
|
BOOL16 WINAPI RestoreDC16( HDC16 hdc, INT16 level )
|
|
{
|
|
return RestoreDC32( hdc, level );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RestoreDC32 (GDI32.290)
|
|
*/
|
|
BOOL32 WINAPI RestoreDC32( HDC32 hdc, INT32 level )
|
|
{
|
|
DC * dc, * dcs;
|
|
BOOL32 success;
|
|
|
|
TRACE(dc, "%04x %d\n", hdc, level );
|
|
dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc)
|
|
{
|
|
dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC);
|
|
if (!dc) return FALSE;
|
|
if (level != -1)
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return FALSE;
|
|
}
|
|
MF_MetaParam1(dc, META_RESTOREDC, level);
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return TRUE;
|
|
}
|
|
if (level == -1) level = dc->saveLevel;
|
|
if ((level < 1) || (level > dc->saveLevel))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return FALSE;
|
|
}
|
|
|
|
success=TRUE;
|
|
while (dc->saveLevel >= level)
|
|
{
|
|
HDC16 hdcs = dc->header.hNext;
|
|
if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC )))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return FALSE;
|
|
}
|
|
dc->header.hNext = dcs->header.hNext;
|
|
if (--dc->saveLevel < level)
|
|
{
|
|
SetDCState( hdc, hdcs );
|
|
if (!PATH_AssignGdiPath( &dc->w.path, &dcs->w.path ))
|
|
/* FIXME: This might not be quite right, since we're
|
|
* returning FALSE but still destroying the saved DC state */
|
|
success=FALSE;
|
|
}
|
|
DeleteDC32( hdcs );
|
|
}
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return success;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDC16 (GDI.53)
|
|
*/
|
|
HDC16 WINAPI CreateDC16( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODE16 *initData )
|
|
{
|
|
DC * dc;
|
|
const DC_FUNCTIONS *funcs;
|
|
|
|
if (!(funcs = DRIVER_FindDriver( driver ))) return 0;
|
|
if (!(dc = DC_AllocDC( funcs ))) return 0;
|
|
dc->w.flags = 0;
|
|
|
|
TRACE(dc, "(driver=%s, device=%s, output=%s): returning %04x\n",
|
|
debugstr_a(driver), debugstr_a(device), debugstr_a(output), dc->hSelf );
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( dc, driver, device, output, initData ))
|
|
{
|
|
WARN(dc, "creation aborted by device\n" );
|
|
GDI_HEAP_FREE( dc->hSelf );
|
|
return 0;
|
|
}
|
|
|
|
DC_InitDC( dc );
|
|
GDI_HEAP_UNLOCK( dc->hSelf );
|
|
return dc->hSelf;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDC32A (GDI32.)
|
|
*/
|
|
HDC32 WINAPI CreateDC32A( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODE32A *initData )
|
|
{
|
|
return CreateDC16( driver, device, output, (const DEVMODE16 *)initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDC32W (GDI32.)
|
|
*/
|
|
HDC32 WINAPI CreateDC32W( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
|
|
const DEVMODE32W *initData )
|
|
{
|
|
LPSTR driverA = HEAP_strdupWtoA( GetProcessHeap(), 0, driver );
|
|
LPSTR deviceA = HEAP_strdupWtoA( GetProcessHeap(), 0, device );
|
|
LPSTR outputA = HEAP_strdupWtoA( GetProcessHeap(), 0, output );
|
|
HDC32 res = CreateDC16( driverA, deviceA, outputA,
|
|
(const DEVMODE16 *)initData /*FIXME*/ );
|
|
HeapFree( GetProcessHeap(), 0, driverA );
|
|
HeapFree( GetProcessHeap(), 0, deviceA );
|
|
HeapFree( GetProcessHeap(), 0, outputA );
|
|
return res;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateIC16 (GDI.153)
|
|
*/
|
|
HDC16 WINAPI CreateIC16( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODE16* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDC16( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateIC32A (GDI32.49)
|
|
*/
|
|
HDC32 WINAPI CreateIC32A( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODE32A* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDC32A( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateIC32W (GDI32.50)
|
|
*/
|
|
HDC32 WINAPI CreateIC32W( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
|
|
const DEVMODE32W* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDC32W( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateCompatibleDC16 (GDI.52)
|
|
*/
|
|
HDC16 WINAPI CreateCompatibleDC16( HDC16 hdc )
|
|
{
|
|
return (HDC16)CreateCompatibleDC32( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateCompatibleDC32 (GDI32.31)
|
|
*/
|
|
HDC32 WINAPI CreateCompatibleDC32( HDC32 hdc )
|
|
{
|
|
DC *dc, *origDC;
|
|
HBITMAP32 hbitmap;
|
|
const DC_FUNCTIONS *funcs;
|
|
|
|
if ((origDC = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC ))) funcs = origDC->funcs;
|
|
else funcs = DRIVER_FindDriver( "DISPLAY" );
|
|
if (!funcs) return 0;
|
|
|
|
if (!(dc = DC_AllocDC( funcs ))) return 0;
|
|
|
|
TRACE(dc, "(%04x): returning %04x\n",
|
|
hdc, dc->hSelf );
|
|
|
|
/* Create default bitmap */
|
|
if (!(hbitmap = CreateBitmap32( 1, 1, 1, 1, NULL )))
|
|
{
|
|
GDI_HEAP_FREE( dc->hSelf );
|
|
return 0;
|
|
}
|
|
dc->w.flags = DC_MEMORY;
|
|
dc->w.bitsPerPixel = 1;
|
|
dc->w.hBitmap = hbitmap;
|
|
dc->w.hFirstBitmap = hbitmap;
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( dc, NULL, NULL, NULL, NULL ))
|
|
{
|
|
WARN(dc, "creation aborted by device\n");
|
|
DeleteObject32( hbitmap );
|
|
GDI_HEAP_FREE( dc->hSelf );
|
|
return 0;
|
|
}
|
|
|
|
DC_InitDC( dc );
|
|
GDI_HEAP_UNLOCK( dc->hSelf );
|
|
return dc->hSelf;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteDC16 (GDI.68)
|
|
*/
|
|
BOOL16 WINAPI DeleteDC16( HDC16 hdc )
|
|
{
|
|
return DeleteDC32( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteDC32 (GDI32.67)
|
|
*/
|
|
BOOL32 WINAPI DeleteDC32( HDC32 hdc )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc) return FALSE;
|
|
|
|
TRACE(dc, "%04x\n", hdc );
|
|
|
|
while (dc->saveLevel)
|
|
{
|
|
DC * dcs;
|
|
HDC16 hdcs = dc->header.hNext;
|
|
if (!(dcs = (DC *) GDI_GetObjPtr( hdcs, DC_MAGIC ))) break;
|
|
dc->header.hNext = dcs->header.hNext;
|
|
dc->saveLevel--;
|
|
DeleteDC32( hdcs );
|
|
}
|
|
|
|
if (!(dc->w.flags & DC_SAVED))
|
|
{
|
|
SelectObject32( hdc, STOCK_BLACK_PEN );
|
|
SelectObject32( hdc, STOCK_WHITE_BRUSH );
|
|
SelectObject32( hdc, STOCK_SYSTEM_FONT );
|
|
if (dc->w.flags & DC_MEMORY) DeleteObject32( dc->w.hFirstBitmap );
|
|
if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc);
|
|
}
|
|
|
|
if (dc->w.hClipRgn) DeleteObject32( dc->w.hClipRgn );
|
|
if (dc->w.hVisRgn) DeleteObject32( dc->w.hVisRgn );
|
|
if (dc->w.hGCClipRgn) DeleteObject32( dc->w.hGCClipRgn );
|
|
|
|
PATH_DestroyGdiPath(&dc->w.path);
|
|
|
|
return GDI_FreeObject( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDC16 (GDI.376)
|
|
*/
|
|
HDC16 WINAPI ResetDC16( HDC16 hdc, const DEVMODE16 *devmode )
|
|
{
|
|
FIXME(dc, "stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDC32A (GDI32.287)
|
|
*/
|
|
HDC32 WINAPI ResetDC32A( HDC32 hdc, const DEVMODE32A *devmode )
|
|
{
|
|
FIXME(dc, "stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDC32W (GDI32.288)
|
|
*/
|
|
HDC32 WINAPI ResetDC32W( HDC32 hdc, const DEVMODE32W *devmode )
|
|
{
|
|
FIXME(dc, "stub\n" );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDeviceCaps16 (GDI.80)
|
|
*/
|
|
INT16 WINAPI GetDeviceCaps16( HDC16 hdc, INT16 cap )
|
|
{
|
|
return GetDeviceCaps32( hdc, cap );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDeviceCaps32 (GDI32.171)
|
|
*/
|
|
INT32 WINAPI GetDeviceCaps32( HDC32 hdc, INT32 cap )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
INT32 ret;
|
|
|
|
if (!dc) return 0;
|
|
|
|
if ((cap < 0) || (cap > sizeof(DeviceCaps)-sizeof(WORD)))
|
|
{
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return 0;
|
|
}
|
|
|
|
TRACE(dc, "(%04x,%d): returning %d\n",
|
|
hdc, cap, *(WORD *)(((char *)dc->w.devCaps) + cap) );
|
|
ret = *(WORD *)(((char *)dc->w.devCaps) + cap);
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkColor16 (GDI.1)
|
|
*/
|
|
COLORREF WINAPI SetBkColor16( HDC16 hdc, COLORREF color )
|
|
{
|
|
return SetBkColor32( hdc, color );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkColor32 (GDI32.305)
|
|
*/
|
|
COLORREF WINAPI SetBkColor32( HDC32 hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return 0x80000000;
|
|
if (dc->funcs->pSetBkColor)
|
|
oldColor = dc->funcs->pSetBkColor(dc, color);
|
|
else {
|
|
oldColor = dc->w.backgroundColor;
|
|
dc->w.backgroundColor = color;
|
|
}
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextColor16 (GDI.9)
|
|
*/
|
|
COLORREF WINAPI SetTextColor16( HDC16 hdc, COLORREF color )
|
|
{
|
|
return SetTextColor32( hdc, color );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextColor32 (GDI32.338)
|
|
*/
|
|
COLORREF WINAPI SetTextColor32( HDC32 hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return 0x80000000;
|
|
if (dc->funcs->pSetTextColor)
|
|
oldColor = dc->funcs->pSetTextColor(dc, color);
|
|
else {
|
|
oldColor = dc->w.textColor;
|
|
dc->w.textColor = color;
|
|
}
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextAlign16 (GDI.346)
|
|
*/
|
|
UINT16 WINAPI SetTextAlign16( HDC16 hdc, UINT16 textAlign )
|
|
{
|
|
return SetTextAlign32( hdc, textAlign );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextAlign32 (GDI32.336)
|
|
*/
|
|
UINT32 WINAPI SetTextAlign32( HDC32 hdc, UINT32 textAlign )
|
|
{
|
|
UINT32 prevAlign;
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc)
|
|
{
|
|
if (!(dc = (DC *)GDI_GetObjPtr( hdc, METAFILE_DC_MAGIC ))) return 0;
|
|
MF_MetaParam1( dc, META_SETTEXTALIGN, textAlign );
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return 1;
|
|
}
|
|
prevAlign = dc->w.textAlign;
|
|
dc->w.textAlign = textAlign;
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return prevAlign;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCOrgEx (GDI32.168)
|
|
*/
|
|
BOOL32 WINAPI GetDCOrgEx( HDC32 hDC, LPPOINT32 lpp )
|
|
{
|
|
DC * dc;
|
|
if (!lpp) return FALSE;
|
|
if (!(dc = (DC *) GDI_GetObjPtr( hDC, DC_MAGIC ))) return FALSE;
|
|
|
|
if (!(dc->w.flags & DC_MEMORY))
|
|
{
|
|
Window root;
|
|
int w, h, border, depth;
|
|
/* FIXME: this is not correct for managed windows */
|
|
TSXGetGeometry( display, dc->u.x.drawable, &root,
|
|
&lpp->x, &lpp->y, &w, &h, &border, &depth );
|
|
}
|
|
else lpp->x = lpp->y = 0;
|
|
lpp->x += dc->w.DCOrgX; lpp->y += dc->w.DCOrgY;
|
|
GDI_HEAP_UNLOCK( hDC );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCOrg (GDI.79)
|
|
*/
|
|
DWORD WINAPI GetDCOrg( HDC16 hdc )
|
|
{
|
|
POINT32 pt;
|
|
if( GetDCOrgEx( hdc, &pt) )
|
|
return MAKELONG( (WORD)pt.x, (WORD)pt.y );
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCOrg (GDI.117)
|
|
*/
|
|
DWORD WINAPI SetDCOrg( HDC16 hdc, INT16 x, INT16 y )
|
|
{
|
|
DWORD prevOrg;
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc) return 0;
|
|
prevOrg = dc->w.DCOrgX | (dc->w.DCOrgY << 16);
|
|
dc->w.DCOrgX = x;
|
|
dc->w.DCOrgY = y;
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return prevOrg;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetGraphicsMode (GDI32.188)
|
|
*/
|
|
INT32 WINAPI GetGraphicsMode( HDC32 hdc )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc) return 0;
|
|
return dc->w.GraphicsMode;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetGraphicsMode (GDI32.317)
|
|
*/
|
|
INT32 WINAPI SetGraphicsMode( HDC32 hdc, INT32 mode )
|
|
{
|
|
INT32 ret;
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
/* One would think that setting the graphics mode to GM_COMPATIBLE
|
|
* would also reset the world transformation matrix to the unity
|
|
* matrix. However, in Windows, this is not the case. This doesn't
|
|
* make a lot of sense to me, but that's the way it is.
|
|
*/
|
|
|
|
if (!dc) return 0;
|
|
if ((mode <= 0) || (mode > GM_LAST)) return 0;
|
|
ret = dc->w.GraphicsMode;
|
|
dc->w.GraphicsMode = mode;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetArcDirection16 (GDI.524)
|
|
*/
|
|
INT16 WINAPI GetArcDirection16( HDC16 hdc )
|
|
{
|
|
return GetArcDirection32( (HDC32)hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetArcDirection32 (GDI32.141)
|
|
*/
|
|
INT32 WINAPI GetArcDirection32( HDC32 hdc )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
if (!dc)
|
|
return 0;
|
|
|
|
return dc->w.ArcDirection;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetArcDirection16 (GDI.525)
|
|
*/
|
|
INT16 WINAPI SetArcDirection16( HDC16 hdc, INT16 nDirection )
|
|
{
|
|
return SetArcDirection32( (HDC32)hdc, (INT32)nDirection );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetArcDirection32 (GDI32.302)
|
|
*/
|
|
INT32 WINAPI SetArcDirection32( HDC32 hdc, INT32 nDirection )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
INT32 nOldDirection;
|
|
|
|
if (!dc)
|
|
return 0;
|
|
|
|
if (nDirection!=AD_COUNTERCLOCKWISE && nDirection!=AD_CLOCKWISE)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
|
|
nOldDirection = dc->w.ArcDirection;
|
|
dc->w.ArcDirection = nDirection;
|
|
|
|
return nOldDirection;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWorldTransform (GDI32.244)
|
|
*/
|
|
BOOL32 WINAPI GetWorldTransform( HDC32 hdc, LPXFORM xform )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
if (!dc)
|
|
return FALSE;
|
|
if (!xform)
|
|
return FALSE;
|
|
|
|
*xform = dc->w.xformWorld2Wnd;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetWorldTransform (GDI32.346)
|
|
*/
|
|
BOOL32 WINAPI SetWorldTransform( HDC32 hdc, const XFORM *xform )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
if (!dc)
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!xform)
|
|
return FALSE;
|
|
|
|
/* Check that graphics mode is GM_ADVANCED */
|
|
if (dc->w.GraphicsMode!=GM_ADVANCED)
|
|
return FALSE;
|
|
|
|
dc->w.xformWorld2Wnd = *xform;
|
|
|
|
DC_UpdateXforms( dc );
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
* ModifyWorldTransform [GDI32.253]
|
|
* Modifies the world transformation for a device context.
|
|
*
|
|
* PARAMS
|
|
* hdc [I] Handle to device context
|
|
* xform [I] XFORM structure that will be used to modify the world
|
|
* transformation
|
|
* iMode [I] Specifies in what way to modify the world transformation
|
|
* Possible values:
|
|
* MWT_IDENTITY
|
|
* Resets the world transformation to the identity matrix.
|
|
* The parameter xform is ignored.
|
|
* MWT_LEFTMULTIPLY
|
|
* Multiplies xform into the world transformation matrix from
|
|
* the left.
|
|
* MWT_RIGHTMULTIPLY
|
|
* Multiplies xform into the world transformation matrix from
|
|
* the right.
|
|
*
|
|
* RETURNS STD
|
|
*/
|
|
BOOL32 WINAPI ModifyWorldTransform( HDC32 hdc, const XFORM *xform,
|
|
DWORD iMode )
|
|
{
|
|
DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
/* Check for illegal parameters */
|
|
if (!dc)
|
|
{
|
|
SetLastError( ERROR_INVALID_HANDLE );
|
|
return FALSE;
|
|
}
|
|
if (!xform)
|
|
return FALSE;
|
|
|
|
/* Check that graphics mode is GM_ADVANCED */
|
|
if (dc->w.GraphicsMode!=GM_ADVANCED)
|
|
return FALSE;
|
|
|
|
switch (iMode)
|
|
{
|
|
case MWT_IDENTITY:
|
|
dc->w.xformWorld2Wnd.eM11 = 1.0f;
|
|
dc->w.xformWorld2Wnd.eM12 = 0.0f;
|
|
dc->w.xformWorld2Wnd.eM21 = 0.0f;
|
|
dc->w.xformWorld2Wnd.eM22 = 1.0f;
|
|
dc->w.xformWorld2Wnd.eDx = 0.0f;
|
|
dc->w.xformWorld2Wnd.eDy = 0.0f;
|
|
break;
|
|
case MWT_LEFTMULTIPLY:
|
|
CombineTransform( &dc->w.xformWorld2Wnd, xform,
|
|
&dc->w.xformWorld2Wnd );
|
|
break;
|
|
case MWT_RIGHTMULTIPLY:
|
|
CombineTransform( &dc->w.xformWorld2Wnd, &dc->w.xformWorld2Wnd,
|
|
xform );
|
|
break;
|
|
default:
|
|
return FALSE;
|
|
}
|
|
|
|
DC_UpdateXforms( dc );
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
* CombineTransform [GDI32.20]
|
|
* Combines two transformation matrices.
|
|
*
|
|
* PARAMS
|
|
* xformResult [O] Stores the result of combining the two matrices
|
|
* xform1 [I] Specifies the first matrix to apply
|
|
* xform2 [I] Specifies the second matrix to apply
|
|
*
|
|
* REMARKS
|
|
* The same matrix can be passed in for more than one of the parameters.
|
|
*
|
|
* RETURNS STD
|
|
*/
|
|
BOOL32 WINAPI CombineTransform( LPXFORM xformResult, const XFORM *xform1,
|
|
const XFORM *xform2 )
|
|
{
|
|
XFORM xformTemp;
|
|
|
|
/* Check for illegal parameters */
|
|
if (!xformResult || !xform1 || !xform2)
|
|
return FALSE;
|
|
|
|
/* Create the result in a temporary XFORM, since xformResult may be
|
|
* equal to xform1 or xform2 */
|
|
xformTemp.eM11 = xform1->eM11 * xform2->eM11 +
|
|
xform1->eM12 * xform2->eM21;
|
|
xformTemp.eM12 = xform1->eM11 * xform2->eM12 +
|
|
xform1->eM12 * xform2->eM22;
|
|
xformTemp.eM21 = xform1->eM21 * xform2->eM11 +
|
|
xform1->eM22 * xform2->eM21;
|
|
xformTemp.eM22 = xform1->eM21 * xform2->eM12 +
|
|
xform1->eM22 * xform2->eM22;
|
|
xformTemp.eDx = xform1->eDx * xform2->eM11 +
|
|
xform1->eDy * xform2->eM21 +
|
|
xform2->eDx;
|
|
xformTemp.eDy = xform1->eDx * xform2->eM12 +
|
|
xform1->eDy * xform2->eM22 +
|
|
xform2->eDy;
|
|
|
|
/* Copy the result to xformResult */
|
|
*xformResult = xformTemp;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCHook (GDI.190)
|
|
*/
|
|
BOOL16 WINAPI SetDCHook( HDC16 hdc, FARPROC16 hookProc, DWORD dwHookData )
|
|
{
|
|
DC *dc = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
TRACE(dc, "hookProc %08x, default is %08x\n",
|
|
(UINT32)hookProc, (UINT32)DCHook );
|
|
|
|
if (!dc) return FALSE;
|
|
dc->hookProc = hookProc;
|
|
dc->dwHookData = dwHookData;
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCHook (GDI.191)
|
|
*/
|
|
DWORD WINAPI GetDCHook( HDC16 hdc, FARPROC16 *phookProc )
|
|
{
|
|
DC *dc = (DC *)GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
if (!dc) return 0;
|
|
*phookProc = dc->hookProc;
|
|
GDI_HEAP_UNLOCK( hdc );
|
|
return dc->dwHookData;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetHookFlags (GDI.192)
|
|
*/
|
|
WORD WINAPI SetHookFlags(HDC16 hDC, WORD flags)
|
|
{
|
|
DC* dc = (DC*)GDI_GetObjPtr( hDC, DC_MAGIC );
|
|
|
|
if( dc )
|
|
{
|
|
WORD wRet = dc->w.flags & DC_DIRTY;
|
|
|
|
/* "Undocumented Windows" info is slightly confusing.
|
|
*/
|
|
|
|
TRACE(dc,"hDC %04x, flags %04x\n",hDC,flags);
|
|
|
|
if( flags & DCHF_INVALIDATEVISRGN )
|
|
dc->w.flags |= DC_DIRTY;
|
|
else if( flags & DCHF_VALIDATEVISRGN || !flags )
|
|
dc->w.flags &= ~DC_DIRTY;
|
|
GDI_HEAP_UNLOCK( hDC );
|
|
return wRet;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetICMMode (GDI32.318)
|
|
*/
|
|
INT32 WINAPI SetICMMode(HDC32 hdc, INT32 iEnableICM)
|
|
{
|
|
/*FIXME Asuming that ICM is always off, and cannot be turned on */
|
|
if (iEnableICM == ICM_OFF) return ICM_OFF;
|
|
if (iEnableICM == ICM_ON) return 0;
|
|
if (iEnableICM == ICM_QUERY) return ICM_OFF;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetColorSpace (GDI32.165)
|
|
*/
|
|
HCOLORSPACE32 WINAPI GetColorSpace(HDC32 hdc)
|
|
{
|
|
/*FIXME Need to to whatever GetColorSpace actually does */
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetBoundsRect16 (GDI.194)
|
|
*/
|
|
UINT16 WINAPI GetBoundsRect16(HDC16 hdc, LPRECT16 rect, UINT16 flags)
|
|
{
|
|
FIXME(dc, "(): stub\n");
|
|
return DCB_RESET; /* bounding rectangle always empty */
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetBoundsRect16 (GDI.193)
|
|
*/
|
|
UINT16 WINAPI SetBoundsRect16(HDC16 hdc, LPRECT16 rect, UINT16 flags)
|
|
{
|
|
FIXME(dc, "(): stub\n");
|
|
return DCB_DISABLE; /* bounding rectangle always empty */
|
|
}
|
|
|