mirror of
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6762313cdf
provided.
2181 lines
57 KiB
C
2181 lines
57 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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* 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 <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "winerror.h"
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#include "wownt32.h"
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#include "wine/winuser16.h"
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#include "gdi.h"
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#include "gdi_private.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dc);
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static const WCHAR displayW[] = { 'd','i','s','p','l','a','y',0 };
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static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj );
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static const struct gdi_obj_funcs dc_funcs =
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{
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NULL, /* pSelectObject */
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NULL, /* pGetObject16 */
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NULL, /* pGetObjectA */
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NULL, /* pGetObjectW */
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NULL, /* pUnrealizeObject */
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DC_DeleteObject /* pDeleteObject */
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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, WORD magic )
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{
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HDC hdc;
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DC *dc;
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if (!(dc = GDI_AllocObject( sizeof(*dc), magic, (HGDIOBJ*)&hdc, &dc_funcs ))) return NULL;
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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->saved_dc = 0;
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dc->dwHookData = 0;
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dc->hookProc = NULL;
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dc->hookThunk = 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->miterLimit = 10.0f; /* 10.0 is the default, from MSDN */
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dc->flags = 0;
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dc->layout = 0;
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dc->hClipRgn = 0;
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dc->hMetaRgn = 0;
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dc->hMetaClipRgn = 0;
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dc->hVisRgn = 0;
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dc->hPen = GetStockObject( BLACK_PEN );
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dc->hBrush = GetStockObject( WHITE_BRUSH );
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dc->hFont = GetStockObject( SYSTEM_FONT );
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dc->hBitmap = 0;
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dc->hDevice = 0;
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dc->hPalette = GetStockObject( DEFAULT_PALETTE );
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dc->gdiFont = 0;
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dc->ROPmode = R2_COPYPEN;
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dc->polyFillMode = ALTERNATE;
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dc->stretchBltMode = BLACKONWHITE;
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dc->relAbsMode = ABSOLUTE;
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dc->backgroundMode = OPAQUE;
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dc->backgroundColor = RGB( 255, 255, 255 );
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dc->dcBrushColor = RGB( 255, 255, 255 );
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dc->dcPenColor = RGB( 0, 0, 0 );
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dc->textColor = RGB( 0, 0, 0 );
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dc->brushOrgX = 0;
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dc->brushOrgY = 0;
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dc->textAlign = TA_LEFT | TA_TOP | TA_NOUPDATECP;
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dc->charExtra = 0;
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dc->breakExtra = 0;
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dc->breakRem = 0;
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dc->MapMode = MM_TEXT;
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dc->GraphicsMode = GM_COMPATIBLE;
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dc->pAbortProc = NULL;
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dc->CursPosX = 0;
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dc->CursPosY = 0;
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dc->ArcDirection = AD_COUNTERCLOCKWISE;
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dc->xformWorld2Wnd.eM11 = 1.0f;
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dc->xformWorld2Wnd.eM12 = 0.0f;
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dc->xformWorld2Wnd.eM21 = 0.0f;
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dc->xformWorld2Wnd.eM22 = 1.0f;
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dc->xformWorld2Wnd.eDx = 0.0f;
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dc->xformWorld2Wnd.eDy = 0.0f;
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dc->xformWorld2Vport = dc->xformWorld2Wnd;
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dc->xformVport2World = dc->xformWorld2Wnd;
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dc->vport2WorldValid = TRUE;
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dc->BoundsRect.left = 0;
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dc->BoundsRect.top = 0;
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dc->BoundsRect.right = 0;
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dc->BoundsRect.bottom = 0;
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dc->saved_visrgn = NULL;
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PATH_InitGdiPath(&dc->path);
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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( HDC hdc )
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{
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GDIOBJHDR *ptr = GDI_GetObjPtr( hdc, MAGIC_DONTCARE );
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if (!ptr) return NULL;
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if ((GDIMAGIC(ptr->wMagic) == DC_MAGIC) ||
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(GDIMAGIC(ptr->wMagic) == MEMORY_DC_MAGIC) ||
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(GDIMAGIC(ptr->wMagic) == METAFILE_DC_MAGIC) ||
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(GDIMAGIC(ptr->wMagic) == ENHMETAFILE_DC_MAGIC))
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return (DC *)ptr;
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GDI_ReleaseObj( hdc );
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SetLastError( ERROR_INVALID_HANDLE );
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return NULL;
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}
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/***********************************************************************
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* DC_GetDCUpdate
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*
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* Retrieve a DC ptr while making sure the visRgn is updated.
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* This function may call up to USER so the GDI lock should _not_
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* be held when calling it.
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*/
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DC *DC_GetDCUpdate( HDC hdc )
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{
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DC *dc = DC_GetDCPtr( hdc );
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if (!dc) return NULL;
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while (dc->flags & DC_DIRTY)
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{
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DCHOOKPROC proc = dc->hookThunk;
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dc->flags &= ~DC_DIRTY;
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if (proc)
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{
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DWORD data = dc->dwHookData;
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GDI_ReleaseObj( hdc );
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proc( HDC_16(hdc), DCHC_INVALIDVISRGN, data, 0 );
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if (!(dc = DC_GetDCPtr( hdc ))) break;
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/* otherwise restart the loop in case it became dirty again in the meantime */
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}
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}
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return dc;
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}
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/***********************************************************************
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* DC_DeleteObject
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*/
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static BOOL DC_DeleteObject( HGDIOBJ handle, void *obj )
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{
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GDI_ReleaseObj( handle );
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return DeleteDC( handle );
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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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if (dc->funcs->pRealizeDefaultPalette) dc->funcs->pRealizeDefaultPalette( dc->physDev );
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SetTextColor( dc->hSelf, dc->textColor );
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SetBkColor( dc->hSelf, dc->backgroundColor );
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SelectObject( dc->hSelf, dc->hPen );
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SelectObject( dc->hSelf, dc->hBrush );
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SelectObject( dc->hSelf, dc->hFont );
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CLIPPING_UpdateGCRegion( dc );
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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 BOOL 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
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* world transform. This function should be called whenever the
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* parameters associated with the mapping mode (window and viewport
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* extents and origins) or the world transform change.
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*/
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void DC_UpdateXforms( DC *dc )
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{
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XFORM xformWnd2Vport, oldworld2vport;
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FLOAT scaleX, scaleY;
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/* Construct a transformation to do the window-to-viewport conversion */
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scaleX = (FLOAT)dc->vportExtX / (FLOAT)dc->wndExtX;
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scaleY = (FLOAT)dc->vportExtY / (FLOAT)dc->wndExtY;
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xformWnd2Vport.eM11 = scaleX;
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xformWnd2Vport.eM12 = 0.0;
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xformWnd2Vport.eM21 = 0.0;
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xformWnd2Vport.eM22 = scaleY;
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xformWnd2Vport.eDx = (FLOAT)dc->vportOrgX -
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scaleX * (FLOAT)dc->wndOrgX;
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xformWnd2Vport.eDy = (FLOAT)dc->vportOrgY -
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scaleY * (FLOAT)dc->wndOrgY;
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oldworld2vport = dc->xformWorld2Vport;
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/* Combine with the world transformation */
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CombineTransform( &dc->xformWorld2Vport, &dc->xformWorld2Wnd,
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&xformWnd2Vport );
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/* Create inverse of world-to-viewport transformation */
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dc->vport2WorldValid = DC_InvertXform( &dc->xformWorld2Vport,
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&dc->xformVport2World );
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/* Reselect the font and pen back into the dc so that the size
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gets updated. */
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if(memcmp(&oldworld2vport, &dc->xformWorld2Vport, sizeof(oldworld2vport)))
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{
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SelectObject(dc->hSelf, GetCurrentObject(dc->hSelf, OBJ_FONT));
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SelectObject(dc->hSelf, GetCurrentObject(dc->hSelf, OBJ_PEN));
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}
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}
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/***********************************************************************
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* GetDCState (Not a Windows API)
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*/
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HDC WINAPI GetDCState( HDC hdc )
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{
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DC * newdc, * dc;
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HGDIOBJ handle;
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if (!(dc = DC_GetDCPtr( hdc ))) return 0;
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if (!(newdc = GDI_AllocObject( sizeof(DC), GDIMAGIC(dc->header.wMagic), &handle, &dc_funcs )))
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{
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GDI_ReleaseObj( hdc );
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return 0;
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}
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TRACE("(%p): returning %p\n", hdc, handle );
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newdc->flags = dc->flags | DC_SAVED;
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newdc->layout = dc->layout;
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newdc->hPen = dc->hPen;
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newdc->hBrush = dc->hBrush;
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newdc->hFont = dc->hFont;
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newdc->hBitmap = dc->hBitmap;
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newdc->hDevice = dc->hDevice;
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newdc->hPalette = dc->hPalette;
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newdc->ROPmode = dc->ROPmode;
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newdc->polyFillMode = dc->polyFillMode;
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newdc->stretchBltMode = dc->stretchBltMode;
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newdc->relAbsMode = dc->relAbsMode;
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newdc->backgroundMode = dc->backgroundMode;
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newdc->backgroundColor = dc->backgroundColor;
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newdc->textColor = dc->textColor;
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newdc->dcBrushColor = dc->dcBrushColor;
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newdc->dcPenColor = dc->dcPenColor;
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newdc->brushOrgX = dc->brushOrgX;
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newdc->brushOrgY = dc->brushOrgY;
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newdc->textAlign = dc->textAlign;
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newdc->charExtra = dc->charExtra;
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newdc->breakExtra = dc->breakExtra;
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newdc->breakRem = dc->breakRem;
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newdc->MapMode = dc->MapMode;
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newdc->GraphicsMode = dc->GraphicsMode;
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newdc->CursPosX = dc->CursPosX;
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newdc->CursPosY = dc->CursPosY;
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newdc->ArcDirection = dc->ArcDirection;
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newdc->xformWorld2Wnd = dc->xformWorld2Wnd;
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newdc->xformWorld2Vport = dc->xformWorld2Vport;
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newdc->xformVport2World = dc->xformVport2World;
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newdc->vport2WorldValid = dc->vport2WorldValid;
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newdc->wndOrgX = dc->wndOrgX;
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newdc->wndOrgY = dc->wndOrgY;
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newdc->wndExtX = dc->wndExtX;
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newdc->wndExtY = dc->wndExtY;
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newdc->vportOrgX = dc->vportOrgX;
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newdc->vportOrgY = dc->vportOrgY;
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newdc->vportExtX = dc->vportExtX;
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newdc->vportExtY = dc->vportExtY;
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newdc->BoundsRect = dc->BoundsRect;
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newdc->hSelf = (HDC)handle;
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newdc->saveLevel = 0;
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newdc->saved_dc = 0;
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PATH_InitGdiPath( &newdc->path );
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newdc->pAbortProc = NULL;
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newdc->hookThunk = NULL;
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newdc->hookProc = 0;
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newdc->saved_visrgn = NULL;
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/* Get/SetDCState() don't change hVisRgn field ("Undoc. Windows" p.559). */
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newdc->hVisRgn = 0;
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newdc->hClipRgn = 0;
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newdc->hMetaRgn = 0;
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newdc->hMetaClipRgn = 0;
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if (dc->hClipRgn)
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{
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newdc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
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CombineRgn( newdc->hClipRgn, dc->hClipRgn, 0, RGN_COPY );
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}
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if (dc->hMetaRgn)
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{
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newdc->hMetaRgn = CreateRectRgn( 0, 0, 0, 0 );
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CombineRgn( newdc->hMetaRgn, dc->hMetaRgn, 0, RGN_COPY );
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}
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/* don't bother recomputing hMetaClipRgn, we'll do that in SetDCState */
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if(dc->gdiFont) {
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newdc->gdiFont = dc->gdiFont;
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} else
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newdc->gdiFont = 0;
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GDI_ReleaseObj( handle );
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GDI_ReleaseObj( hdc );
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return handle;
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}
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/***********************************************************************
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* SetDCState (Not a Windows API)
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*/
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void WINAPI SetDCState( HDC hdc, HDC hdcs )
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{
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DC *dc, *dcs;
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if (!(dc = DC_GetDCUpdate( hdc ))) return;
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if (!(dcs = DC_GetDCPtr( hdcs )))
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{
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GDI_ReleaseObj( hdc );
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return;
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}
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if (!dcs->flags & DC_SAVED)
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{
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GDI_ReleaseObj( hdc );
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GDI_ReleaseObj( hdcs );
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return;
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}
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TRACE("%p %p\n", hdc, hdcs );
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dc->flags = dcs->flags & ~(DC_SAVED | DC_DIRTY);
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dc->layout = dcs->layout;
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dc->hDevice = dcs->hDevice;
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dc->ROPmode = dcs->ROPmode;
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dc->polyFillMode = dcs->polyFillMode;
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dc->stretchBltMode = dcs->stretchBltMode;
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dc->relAbsMode = dcs->relAbsMode;
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dc->backgroundMode = dcs->backgroundMode;
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dc->backgroundColor = dcs->backgroundColor;
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dc->textColor = dcs->textColor;
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dc->dcBrushColor = dcs->dcBrushColor;
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dc->dcPenColor = dcs->dcPenColor;
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dc->brushOrgX = dcs->brushOrgX;
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dc->brushOrgY = dcs->brushOrgY;
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dc->textAlign = dcs->textAlign;
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dc->charExtra = dcs->charExtra;
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dc->breakExtra = dcs->breakExtra;
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dc->breakRem = dcs->breakRem;
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dc->MapMode = dcs->MapMode;
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dc->GraphicsMode = dcs->GraphicsMode;
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dc->CursPosX = dcs->CursPosX;
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dc->CursPosY = dcs->CursPosY;
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dc->ArcDirection = dcs->ArcDirection;
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dc->xformWorld2Wnd = dcs->xformWorld2Wnd;
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dc->xformWorld2Vport = dcs->xformWorld2Vport;
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dc->xformVport2World = dcs->xformVport2World;
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dc->vport2WorldValid = dcs->vport2WorldValid;
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dc->BoundsRect = dcs->BoundsRect;
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dc->wndOrgX = dcs->wndOrgX;
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dc->wndOrgY = dcs->wndOrgY;
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dc->wndExtX = dcs->wndExtX;
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dc->wndExtY = dcs->wndExtY;
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dc->vportOrgX = dcs->vportOrgX;
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dc->vportOrgY = dcs->vportOrgY;
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dc->vportExtX = dcs->vportExtX;
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dc->vportExtY = dcs->vportExtY;
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if (dcs->hClipRgn)
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{
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if (!dc->hClipRgn) dc->hClipRgn = CreateRectRgn( 0, 0, 0, 0 );
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CombineRgn( dc->hClipRgn, dcs->hClipRgn, 0, RGN_COPY );
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}
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else
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{
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if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
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dc->hClipRgn = 0;
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}
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if (dcs->hMetaRgn)
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{
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if (!dc->hMetaRgn) dc->hMetaRgn = CreateRectRgn( 0, 0, 0, 0 );
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CombineRgn( dc->hMetaRgn, dcs->hMetaRgn, 0, RGN_COPY );
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}
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else
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{
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if (dc->hMetaRgn) DeleteObject( dc->hMetaRgn );
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dc->hMetaRgn = 0;
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}
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CLIPPING_UpdateGCRegion( dc );
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SelectObject( hdc, dcs->hBitmap );
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|
SelectObject( hdc, dcs->hBrush );
|
|
SelectObject( hdc, dcs->hFont );
|
|
SelectObject( hdc, dcs->hPen );
|
|
SetBkColor( hdc, dcs->backgroundColor);
|
|
SetTextColor( hdc, dcs->textColor);
|
|
GDISelectPalette( hdc, dcs->hPalette, FALSE );
|
|
GDI_ReleaseObj( hdcs );
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCState (GDI.179)
|
|
*/
|
|
HDC16 WINAPI GetDCState16( HDC16 hdc )
|
|
{
|
|
return HDC_16( GetDCState( HDC_32(hdc) ));
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCState (GDI.180)
|
|
*/
|
|
void WINAPI SetDCState16( HDC16 hdc, HDC16 hdcs )
|
|
{
|
|
SetDCState( HDC_32(hdc), HDC_32(hdcs) );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SaveDC (GDI32.@)
|
|
*/
|
|
INT WINAPI SaveDC( HDC hdc )
|
|
{
|
|
HDC hdcs;
|
|
DC * dc, * dcs;
|
|
INT ret;
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return 0;
|
|
|
|
if(dc->funcs->pSaveDC)
|
|
{
|
|
ret = dc->funcs->pSaveDC( dc->physDev );
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
if (!(hdcs = GetDCState( hdc )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return 0;
|
|
}
|
|
dcs = DC_GetDCPtr( 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->path, &dc->path ))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
GDI_ReleaseObj( hdcs );
|
|
DeleteDC( hdcs );
|
|
return 0;
|
|
}
|
|
|
|
dcs->saved_dc = dc->saved_dc;
|
|
dc->saved_dc = hdcs;
|
|
TRACE("(%p): returning %d\n", hdc, dc->saveLevel+1 );
|
|
ret = ++dc->saveLevel;
|
|
GDI_ReleaseObj( hdcs );
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RestoreDC (GDI32.@)
|
|
*/
|
|
BOOL WINAPI RestoreDC( HDC hdc, INT level )
|
|
{
|
|
DC * dc, * dcs;
|
|
BOOL success;
|
|
|
|
TRACE("%p %d\n", hdc, level );
|
|
dc = DC_GetDCUpdate( hdc );
|
|
if(!dc) return FALSE;
|
|
if(dc->funcs->pRestoreDC)
|
|
{
|
|
success = dc->funcs->pRestoreDC( dc->physDev, level );
|
|
GDI_ReleaseObj( hdc );
|
|
return success;
|
|
}
|
|
|
|
if (level == -1) level = dc->saveLevel;
|
|
if ((level < 1)
|
|
/* This pair of checks disagrees with MSDN "Platform SDK:
|
|
Windows GDI" July 2000 which says all negative values
|
|
for level will be interpreted as an instance relative
|
|
to the current state. Restricting it to just -1 does
|
|
not satisfy this */
|
|
|| (level > dc->saveLevel))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return FALSE;
|
|
}
|
|
|
|
success=TRUE;
|
|
while (dc->saveLevel >= level)
|
|
{
|
|
HDC hdcs = dc->saved_dc;
|
|
if (!(dcs = DC_GetDCPtr( hdcs )))
|
|
{
|
|
GDI_ReleaseObj( hdc );
|
|
return FALSE;
|
|
}
|
|
dc->saved_dc = dcs->saved_dc;
|
|
dcs->saved_dc = 0;
|
|
if (--dc->saveLevel < level)
|
|
{
|
|
SetDCState( hdc, hdcs );
|
|
if (!PATH_AssignGdiPath( &dc->path, &dcs->path ))
|
|
/* FIXME: This might not be quite right, since we're
|
|
* returning FALSE but still destroying the saved DC state */
|
|
success=FALSE;
|
|
}
|
|
GDI_ReleaseObj( hdcs );
|
|
GDI_ReleaseObj( hdc );
|
|
DeleteDC( hdcs );
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return success;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDCW (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateDCW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
|
|
const DEVMODEW *initData )
|
|
{
|
|
HDC hdc;
|
|
DC * dc;
|
|
const DC_FUNCTIONS *funcs;
|
|
WCHAR buf[300];
|
|
|
|
GDI_CheckNotLock();
|
|
|
|
if (!device || !DRIVER_GetDriverName( device, buf, 300 ))
|
|
{
|
|
if (!driver) return 0;
|
|
strcpyW(buf, driver);
|
|
}
|
|
|
|
if (!(funcs = DRIVER_load_driver( buf )))
|
|
{
|
|
ERR( "no driver found for %s\n", debugstr_w(buf) );
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_AllocDC( funcs, DC_MAGIC )))
|
|
{
|
|
DRIVER_release_driver( funcs );
|
|
return 0;
|
|
}
|
|
hdc = dc->hSelf;
|
|
|
|
dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
|
|
|
|
TRACE("(driver=%s, device=%s, output=%s): returning %p\n",
|
|
debugstr_w(driver), debugstr_w(device), debugstr_w(output), dc->hSelf );
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( hdc, &dc->physDev, buf, device, output, initData ))
|
|
{
|
|
WARN("creation aborted by device\n" );
|
|
GDI_FreeObject( dc->hSelf, dc );
|
|
DRIVER_release_driver( funcs );
|
|
return 0;
|
|
}
|
|
|
|
dc->hVisRgn = CreateRectRgn( 0, 0, GetDeviceCaps( hdc, HORZRES ),
|
|
GetDeviceCaps( hdc, VERTRES ) );
|
|
|
|
DC_InitDC( dc );
|
|
GDI_ReleaseObj( hdc );
|
|
return hdc;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateDCA (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateDCA( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODEA *initData )
|
|
{
|
|
UNICODE_STRING driverW, deviceW, outputW;
|
|
DEVMODEW *initDataW;
|
|
HDC ret;
|
|
|
|
if (driver) RtlCreateUnicodeStringFromAsciiz(&driverW, driver);
|
|
else driverW.Buffer = NULL;
|
|
|
|
if (device) RtlCreateUnicodeStringFromAsciiz(&deviceW, device);
|
|
else deviceW.Buffer = NULL;
|
|
|
|
if (output) RtlCreateUnicodeStringFromAsciiz(&outputW, output);
|
|
else outputW.Buffer = NULL;
|
|
|
|
initDataW = NULL;
|
|
if (initData)
|
|
{
|
|
/* don't convert initData for DISPLAY driver, it's not used */
|
|
if (!driverW.Buffer || strcmpiW( driverW.Buffer, displayW ))
|
|
initDataW = GdiConvertToDevmodeW(initData);
|
|
}
|
|
|
|
ret = CreateDCW( driverW.Buffer, deviceW.Buffer, outputW.Buffer, initDataW );
|
|
|
|
RtlFreeUnicodeString(&driverW);
|
|
RtlFreeUnicodeString(&deviceW);
|
|
RtlFreeUnicodeString(&outputW);
|
|
HeapFree(GetProcessHeap(), 0, initDataW);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateICA (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateICA( LPCSTR driver, LPCSTR device, LPCSTR output,
|
|
const DEVMODEA* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDCA( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateICW (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateICW( LPCWSTR driver, LPCWSTR device, LPCWSTR output,
|
|
const DEVMODEW* initData )
|
|
{
|
|
/* Nothing special yet for ICs */
|
|
return CreateDCW( driver, device, output, initData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateCompatibleDC (GDI32.@)
|
|
*/
|
|
HDC WINAPI CreateCompatibleDC( HDC hdc )
|
|
{
|
|
DC *dc, *origDC;
|
|
const DC_FUNCTIONS *funcs;
|
|
PHYSDEV physDev;
|
|
|
|
GDI_CheckNotLock();
|
|
|
|
if ((origDC = GDI_GetObjPtr( hdc, DC_MAGIC )))
|
|
{
|
|
funcs = origDC->funcs;
|
|
physDev = origDC->physDev;
|
|
GDI_ReleaseObj( hdc ); /* can't hold the lock while loading the driver */
|
|
funcs = DRIVER_get_driver( funcs );
|
|
}
|
|
else
|
|
{
|
|
funcs = DRIVER_load_driver( displayW );
|
|
physDev = NULL;
|
|
}
|
|
|
|
if (!funcs) return 0;
|
|
|
|
if (!(dc = DC_AllocDC( funcs, MEMORY_DC_MAGIC )))
|
|
{
|
|
DRIVER_release_driver( funcs );
|
|
return 0;
|
|
}
|
|
|
|
TRACE("(%p): returning %p\n", hdc, dc->hSelf );
|
|
|
|
dc->hBitmap = GetStockObject( DEFAULT_BITMAP );
|
|
|
|
/* Copy the driver-specific physical device info into
|
|
* the new DC. The driver may use this read-only info
|
|
* while creating the compatible DC below. */
|
|
dc->physDev = physDev;
|
|
|
|
if (dc->funcs->pCreateDC &&
|
|
!dc->funcs->pCreateDC( dc->hSelf, &dc->physDev, NULL, NULL, NULL, NULL ))
|
|
{
|
|
WARN("creation aborted by device\n");
|
|
GDI_FreeObject( dc->hSelf, dc );
|
|
DRIVER_release_driver( funcs );
|
|
return 0;
|
|
}
|
|
|
|
dc->hVisRgn = CreateRectRgn( 0, 0, 1, 1 ); /* default bitmap is 1x1 */
|
|
|
|
DC_InitDC( dc );
|
|
GDI_ReleaseObj( dc->hSelf );
|
|
return dc->hSelf;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* DeleteDC (GDI32.@)
|
|
*/
|
|
BOOL WINAPI DeleteDC( HDC hdc )
|
|
{
|
|
const DC_FUNCTIONS *funcs = NULL;
|
|
DC * dc;
|
|
|
|
TRACE("%p\n", hdc );
|
|
|
|
GDI_CheckNotLock();
|
|
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
|
|
|
|
/* Call hook procedure to check whether is it OK to delete this DC */
|
|
if (dc->hookThunk)
|
|
{
|
|
DCHOOKPROC proc = dc->hookThunk;
|
|
DWORD data = dc->dwHookData;
|
|
GDI_ReleaseObj( hdc );
|
|
if (!proc( HDC_16(hdc), DCHC_DELETEDC, data, 0 )) return FALSE;
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return TRUE; /* deleted by the hook */
|
|
}
|
|
|
|
while (dc->saveLevel)
|
|
{
|
|
DC * dcs;
|
|
HDC hdcs = dc->saved_dc;
|
|
if (!(dcs = DC_GetDCPtr( hdcs ))) break;
|
|
dc->saved_dc = dcs->saved_dc;
|
|
dc->saveLevel--;
|
|
if (dcs->hClipRgn) DeleteObject( dcs->hClipRgn );
|
|
if (dcs->hMetaRgn) DeleteObject( dcs->hMetaRgn );
|
|
if (dcs->hMetaClipRgn) DeleteObject( dcs->hMetaClipRgn );
|
|
if (dcs->hVisRgn) DeleteObject( dcs->hVisRgn );
|
|
PATH_DestroyGdiPath(&dcs->path);
|
|
GDI_FreeObject( hdcs, dcs );
|
|
}
|
|
|
|
if (!(dc->flags & DC_SAVED))
|
|
{
|
|
SelectObject( hdc, GetStockObject(BLACK_PEN) );
|
|
SelectObject( hdc, GetStockObject(WHITE_BRUSH) );
|
|
SelectObject( hdc, GetStockObject(SYSTEM_FONT) );
|
|
SelectObject( hdc, GetStockObject(DEFAULT_BITMAP) );
|
|
funcs = dc->funcs;
|
|
if (dc->funcs->pDeleteDC) dc->funcs->pDeleteDC(dc->physDev);
|
|
dc->physDev = NULL;
|
|
}
|
|
|
|
while (dc->saved_visrgn)
|
|
{
|
|
struct saved_visrgn *next = dc->saved_visrgn->next;
|
|
DeleteObject( dc->saved_visrgn->hrgn );
|
|
HeapFree( GetProcessHeap(), 0, dc->saved_visrgn );
|
|
dc->saved_visrgn = next;
|
|
}
|
|
if (dc->hClipRgn) DeleteObject( dc->hClipRgn );
|
|
if (dc->hMetaRgn) DeleteObject( dc->hMetaRgn );
|
|
if (dc->hMetaClipRgn) DeleteObject( dc->hMetaClipRgn );
|
|
if (dc->hVisRgn) DeleteObject( dc->hVisRgn );
|
|
PATH_DestroyGdiPath(&dc->path);
|
|
|
|
GDI_FreeObject( hdc, dc );
|
|
if (funcs) DRIVER_release_driver( funcs ); /* do that after releasing the GDI lock */
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDCW (GDI32.@)
|
|
*/
|
|
HDC WINAPI ResetDCW( HDC hdc, const DEVMODEW *devmode )
|
|
{
|
|
DC *dc;
|
|
HDC ret = hdc;
|
|
|
|
if ((dc = DC_GetDCPtr( hdc )))
|
|
{
|
|
if (dc->funcs->pResetDC) ret = dc->funcs->pResetDC( dc->physDev, devmode );
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ResetDCA (GDI32.@)
|
|
*/
|
|
HDC WINAPI ResetDCA( HDC hdc, const DEVMODEA *devmode )
|
|
{
|
|
DEVMODEW *devmodeW;
|
|
HDC ret;
|
|
|
|
if (devmode) devmodeW = GdiConvertToDevmodeW(devmode);
|
|
else devmodeW = NULL;
|
|
|
|
ret = ResetDCW(hdc, devmodeW);
|
|
|
|
HeapFree(GetProcessHeap(), 0, devmodeW);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDeviceCaps (GDI32.@)
|
|
*/
|
|
INT WINAPI GetDeviceCaps( HDC hdc, INT cap )
|
|
{
|
|
DC *dc;
|
|
INT ret = 0;
|
|
|
|
if ((dc = DC_GetDCPtr( hdc )))
|
|
{
|
|
if (dc->funcs->pGetDeviceCaps) ret = dc->funcs->pGetDeviceCaps( dc->physDev, cap );
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetBkColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI GetBkColor( HDC hdc )
|
|
{
|
|
COLORREF ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->backgroundColor;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI SetBkColor( HDC hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
TRACE("hdc=%p color=0x%08lx\n", hdc, color);
|
|
|
|
if (!dc) return CLR_INVALID;
|
|
oldColor = dc->backgroundColor;
|
|
if (dc->funcs->pSetBkColor)
|
|
{
|
|
color = dc->funcs->pSetBkColor(dc->physDev, color);
|
|
if (color == CLR_INVALID) /* don't change it */
|
|
{
|
|
color = oldColor;
|
|
oldColor = CLR_INVALID;
|
|
}
|
|
}
|
|
dc->backgroundColor = color;
|
|
GDI_ReleaseObj( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetTextColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI GetTextColor( HDC hdc )
|
|
{
|
|
COLORREF ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->textColor;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextColor (GDI32.@)
|
|
*/
|
|
COLORREF WINAPI SetTextColor( HDC hdc, COLORREF color )
|
|
{
|
|
COLORREF oldColor;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
|
|
TRACE(" hdc=%p color=0x%08lx\n", hdc, color);
|
|
|
|
if (!dc) return CLR_INVALID;
|
|
oldColor = dc->textColor;
|
|
if (dc->funcs->pSetTextColor)
|
|
{
|
|
color = dc->funcs->pSetTextColor(dc->physDev, color);
|
|
if (color == CLR_INVALID) /* don't change it */
|
|
{
|
|
color = oldColor;
|
|
oldColor = CLR_INVALID;
|
|
}
|
|
}
|
|
dc->textColor = color;
|
|
GDI_ReleaseObj( hdc );
|
|
return oldColor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetTextAlign (GDI32.@)
|
|
*/
|
|
UINT WINAPI GetTextAlign( HDC hdc )
|
|
{
|
|
UINT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->textAlign;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetTextAlign (GDI32.@)
|
|
*/
|
|
UINT WINAPI SetTextAlign( HDC hdc, UINT align )
|
|
{
|
|
UINT prevAlign;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
TRACE("hdc=%p align=%d\n", hdc, align);
|
|
|
|
if (!dc) return 0x0;
|
|
if (dc->funcs->pSetTextAlign)
|
|
prevAlign = dc->funcs->pSetTextAlign(dc->physDev, align);
|
|
else {
|
|
prevAlign = dc->textAlign;
|
|
dc->textAlign = align;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return prevAlign;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetDCOrgEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetDCOrgEx( HDC hDC, LPPOINT lpp )
|
|
{
|
|
DC * dc;
|
|
|
|
if (!lpp) return FALSE;
|
|
if (!(dc = DC_GetDCPtr( hDC ))) return FALSE;
|
|
|
|
lpp->x = lpp->y = 0;
|
|
if (dc->funcs->pGetDCOrgEx) dc->funcs->pGetDCOrgEx( dc->physDev, lpp );
|
|
GDI_ReleaseObj( hDC );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetDCOrg (GDI.117)
|
|
*/
|
|
DWORD WINAPI SetDCOrg16( HDC16 hdc16, INT16 x, INT16 y )
|
|
{
|
|
DWORD prevOrg = 0;
|
|
HDC hdc = HDC_32( hdc16 );
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return 0;
|
|
if (dc->funcs->pSetDCOrg) prevOrg = dc->funcs->pSetDCOrg( dc->physDev, x, y );
|
|
GDI_ReleaseObj( hdc );
|
|
return prevOrg;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetGraphicsMode (GDI32.@)
|
|
*/
|
|
INT WINAPI GetGraphicsMode( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->GraphicsMode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetGraphicsMode (GDI32.@)
|
|
*/
|
|
INT WINAPI SetGraphicsMode( HDC hdc, INT mode )
|
|
{
|
|
INT ret = 0;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
/* 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))
|
|
{
|
|
ret = dc->GraphicsMode;
|
|
dc->GraphicsMode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetArcDirection (GDI32.@)
|
|
*/
|
|
INT WINAPI GetArcDirection( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->ArcDirection;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetArcDirection (GDI32.@)
|
|
*/
|
|
INT WINAPI SetArcDirection( HDC hdc, INT nDirection )
|
|
{
|
|
DC * dc;
|
|
INT nOldDirection = 0;
|
|
|
|
if (nDirection!=AD_COUNTERCLOCKWISE && nDirection!=AD_CLOCKWISE)
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
|
|
if ((dc = DC_GetDCPtr( hdc )))
|
|
{
|
|
if (dc->funcs->pSetArcDirection)
|
|
{
|
|
dc->funcs->pSetArcDirection(dc->physDev, nDirection);
|
|
}
|
|
nOldDirection = dc->ArcDirection;
|
|
dc->ArcDirection = nDirection;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return nOldDirection;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWorldTransform (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetWorldTransform( HDC hdc, LPXFORM xform )
|
|
{
|
|
DC * dc;
|
|
if (!xform) return FALSE;
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return FALSE;
|
|
*xform = dc->xformWorld2Wnd;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetTransform (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetTransform( HDC hdc, DWORD unknown, LPXFORM xform )
|
|
{
|
|
if (unknown == 0x0203) return GetWorldTransform( hdc, xform );
|
|
FIXME("stub: don't know what to do for code %lx\n", unknown );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetWorldTransform (GDI32.@)
|
|
*/
|
|
BOOL WINAPI SetWorldTransform( HDC hdc, const XFORM *xform )
|
|
{
|
|
BOOL ret = FALSE;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return FALSE;
|
|
if (!xform) goto done;
|
|
|
|
/* Check that graphics mode is GM_ADVANCED */
|
|
if (dc->GraphicsMode!=GM_ADVANCED) goto done;
|
|
|
|
if (dc->funcs->pSetWorldTransform)
|
|
{
|
|
ret = dc->funcs->pSetWorldTransform(dc->physDev, xform);
|
|
if (!ret) goto done;
|
|
}
|
|
|
|
dc->xformWorld2Wnd = *xform;
|
|
DC_UpdateXforms( dc );
|
|
ret = TRUE;
|
|
done:
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
* ModifyWorldTransform [GDI32.@]
|
|
* 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
|
|
* Success: TRUE.
|
|
* Failure: FALSE. Use GetLastError() to determine the cause.
|
|
*/
|
|
BOOL WINAPI ModifyWorldTransform( HDC hdc, const XFORM *xform,
|
|
DWORD iMode )
|
|
{
|
|
BOOL ret = FALSE;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
/* Check for illegal parameters */
|
|
if (!dc) return FALSE;
|
|
if (!xform) goto done;
|
|
|
|
/* Check that graphics mode is GM_ADVANCED */
|
|
if (dc->GraphicsMode!=GM_ADVANCED) goto done;
|
|
|
|
if (dc->funcs->pModifyWorldTransform)
|
|
{
|
|
ret = dc->funcs->pModifyWorldTransform(dc->physDev, xform, iMode);
|
|
if (!ret) goto done;
|
|
}
|
|
|
|
switch (iMode)
|
|
{
|
|
case MWT_IDENTITY:
|
|
dc->xformWorld2Wnd.eM11 = 1.0f;
|
|
dc->xformWorld2Wnd.eM12 = 0.0f;
|
|
dc->xformWorld2Wnd.eM21 = 0.0f;
|
|
dc->xformWorld2Wnd.eM22 = 1.0f;
|
|
dc->xformWorld2Wnd.eDx = 0.0f;
|
|
dc->xformWorld2Wnd.eDy = 0.0f;
|
|
break;
|
|
case MWT_LEFTMULTIPLY:
|
|
CombineTransform( &dc->xformWorld2Wnd, xform,
|
|
&dc->xformWorld2Wnd );
|
|
break;
|
|
case MWT_RIGHTMULTIPLY:
|
|
CombineTransform( &dc->xformWorld2Wnd, &dc->xformWorld2Wnd,
|
|
xform );
|
|
break;
|
|
default:
|
|
goto done;
|
|
}
|
|
|
|
DC_UpdateXforms( dc );
|
|
ret = TRUE;
|
|
done:
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
* CombineTransform [GDI32.@]
|
|
* 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
|
|
* Success: TRUE.
|
|
* Failure: FALSE. Use GetLastError() to determine the cause.
|
|
*/
|
|
BOOL 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 (GDI32.@)
|
|
*
|
|
* Note: this doesn't exist in Win32, we add it here because user32 needs it.
|
|
*/
|
|
BOOL WINAPI SetDCHook( HDC hdc, DCHOOKPROC hookProc, DWORD dwHookData )
|
|
{
|
|
DC *dc = GDI_GetObjPtr( hdc, DC_MAGIC );
|
|
|
|
if (!dc) return FALSE;
|
|
|
|
if (!(dc->flags & DC_SAVED))
|
|
{
|
|
dc->dwHookData = dwHookData;
|
|
dc->hookThunk = hookProc;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/* relay function to call the 16-bit DC hook proc */
|
|
static BOOL16 WINAPI call_dc_hook16( HDC16 hdc16, WORD code, DWORD data, LPARAM lParam )
|
|
{
|
|
WORD args[6];
|
|
DWORD ret;
|
|
FARPROC16 proc = NULL;
|
|
HDC hdc = HDC_32( hdc16 );
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
if (!dc) return FALSE;
|
|
proc = dc->hookProc;
|
|
GDI_ReleaseObj( hdc );
|
|
if (!proc) return FALSE;
|
|
args[5] = hdc16;
|
|
args[4] = code;
|
|
args[3] = HIWORD(data);
|
|
args[2] = LOWORD(data);
|
|
args[1] = HIWORD(lParam);
|
|
args[0] = LOWORD(lParam);
|
|
WOWCallback16Ex( (DWORD)proc, WCB16_PASCAL, sizeof(args), args, &ret );
|
|
return LOWORD(ret);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetDCHook (GDI.190)
|
|
*/
|
|
BOOL16 WINAPI SetDCHook16( HDC16 hdc16, FARPROC16 hookProc, DWORD dwHookData )
|
|
{
|
|
HDC hdc = HDC_32( hdc16 );
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
|
|
dc->hookProc = hookProc;
|
|
GDI_ReleaseObj( hdc );
|
|
return SetDCHook( hdc, call_dc_hook16, dwHookData );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetDCHook (GDI.191)
|
|
*/
|
|
DWORD WINAPI GetDCHook16( HDC16 hdc16, FARPROC16 *phookProc )
|
|
{
|
|
HDC hdc = HDC_32( hdc16 );
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
DWORD ret;
|
|
|
|
if (!dc) return 0;
|
|
*phookProc = dc->hookProc;
|
|
ret = dc->dwHookData;
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetHookFlags (GDI.192)
|
|
*/
|
|
WORD WINAPI SetHookFlags16(HDC16 hdc16, WORD flags)
|
|
{
|
|
HDC hdc = HDC_32( hdc16 );
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
if( dc )
|
|
{
|
|
WORD wRet = dc->flags & DC_DIRTY;
|
|
|
|
/* "Undocumented Windows" info is slightly confusing.
|
|
*/
|
|
|
|
TRACE("hDC %p, flags %04x\n",hdc,flags);
|
|
|
|
if( flags & DCHF_INVALIDATEVISRGN )
|
|
dc->flags |= DC_DIRTY;
|
|
else if( flags & DCHF_VALIDATEVISRGN || !flags )
|
|
dc->flags &= ~DC_DIRTY;
|
|
GDI_ReleaseObj( hdc );
|
|
return wRet;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetICMMode (GDI32.@)
|
|
*/
|
|
INT WINAPI SetICMMode(HDC hdc, INT 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;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetDeviceGammaRamp (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetDeviceGammaRamp(HDC hDC, LPVOID ptr)
|
|
{
|
|
BOOL ret = FALSE;
|
|
DC *dc = DC_GetDCPtr( hDC );
|
|
|
|
if( dc )
|
|
{
|
|
if (dc->funcs->pGetDeviceGammaRamp)
|
|
ret = dc->funcs->pGetDeviceGammaRamp(dc->physDev, ptr);
|
|
GDI_ReleaseObj( hDC );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetDeviceGammaRamp (GDI32.@)
|
|
*/
|
|
BOOL WINAPI SetDeviceGammaRamp(HDC hDC, LPVOID ptr)
|
|
{
|
|
BOOL ret = FALSE;
|
|
DC *dc = DC_GetDCPtr( hDC );
|
|
|
|
if( dc )
|
|
{
|
|
if (dc->funcs->pSetDeviceGammaRamp)
|
|
ret = dc->funcs->pSetDeviceGammaRamp(dc->physDev, ptr);
|
|
GDI_ReleaseObj( hDC );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetColorSpace (GDI32.@)
|
|
*/
|
|
HCOLORSPACE WINAPI GetColorSpace(HDC hdc)
|
|
{
|
|
/*FIXME Need to to whatever GetColorSpace actually does */
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CreateColorSpaceA (GDI32.@)
|
|
*/
|
|
HCOLORSPACE WINAPI CreateColorSpaceA( LPLOGCOLORSPACEA lpLogColorSpace )
|
|
{
|
|
FIXME( "stub\n" );
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CreateColorSpaceW (GDI32.@)
|
|
*/
|
|
HCOLORSPACE WINAPI CreateColorSpaceW( LPLOGCOLORSPACEW lpLogColorSpace )
|
|
{
|
|
FIXME( "stub\n" );
|
|
return 0;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* DeleteColorSpace (GDI32.@)
|
|
*/
|
|
BOOL WINAPI DeleteColorSpace( HCOLORSPACE hColorSpace )
|
|
{
|
|
FIXME( "stub\n" );
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetColorSpace (GDI32.@)
|
|
*/
|
|
HCOLORSPACE WINAPI SetColorSpace( HDC hDC, HCOLORSPACE hColorSpace )
|
|
{
|
|
FIXME( "stub\n" );
|
|
|
|
return hColorSpace;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetBoundsRect (GDI32.@)
|
|
*/
|
|
UINT WINAPI GetBoundsRect(HDC hdc, LPRECT rect, UINT flags)
|
|
{
|
|
UINT ret;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
|
|
if ( !dc ) return 0;
|
|
|
|
if (rect) *rect = dc->BoundsRect;
|
|
|
|
ret = ((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
|
|
|
|
if (flags & DCB_RESET)
|
|
{
|
|
dc->BoundsRect.left = 0;
|
|
dc->BoundsRect.top = 0;
|
|
dc->BoundsRect.right = 0;
|
|
dc->BoundsRect.bottom = 0;
|
|
dc->flags &= ~DC_BOUNDS_SET;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBoundsRect (GDI32.@)
|
|
*/
|
|
UINT WINAPI SetBoundsRect(HDC hdc, const RECT* rect, UINT flags)
|
|
{
|
|
UINT ret;
|
|
DC *dc;
|
|
|
|
if ((flags & DCB_ENABLE) && (flags & DCB_DISABLE)) return 0;
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
|
|
ret = ((dc->flags & DC_BOUNDS_ENABLE) ? DCB_ENABLE : DCB_DISABLE) |
|
|
((dc->flags & DC_BOUNDS_SET) ? DCB_SET : DCB_RESET);
|
|
|
|
if (flags & DCB_RESET)
|
|
{
|
|
dc->BoundsRect.left = 0;
|
|
dc->BoundsRect.top = 0;
|
|
dc->BoundsRect.right = 0;
|
|
dc->BoundsRect.bottom = 0;
|
|
dc->flags &= ~DC_BOUNDS_SET;
|
|
}
|
|
|
|
if ((flags & DCB_ACCUMULATE) && rect && rect->left < rect->right && rect->top < rect->bottom)
|
|
{
|
|
if (dc->flags & DC_BOUNDS_SET)
|
|
{
|
|
dc->BoundsRect.left = min( dc->BoundsRect.left, rect->left );
|
|
dc->BoundsRect.top = min( dc->BoundsRect.top, rect->top );
|
|
dc->BoundsRect.right = max( dc->BoundsRect.right, rect->right );
|
|
dc->BoundsRect.bottom = max( dc->BoundsRect.bottom, rect->bottom );
|
|
}
|
|
else
|
|
{
|
|
dc->BoundsRect = *rect;
|
|
dc->flags |= DC_BOUNDS_SET;
|
|
}
|
|
}
|
|
|
|
if (flags & DCB_ENABLE) dc->flags |= DC_BOUNDS_ENABLE;
|
|
if (flags & DCB_DISABLE) dc->flags &= ~DC_BOUNDS_ENABLE;
|
|
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetRelAbs (GDI32.@)
|
|
*/
|
|
INT WINAPI GetRelAbs( HDC hdc, DWORD dwIgnore )
|
|
{
|
|
INT ret = 0;
|
|
DC *dc = DC_GetDCPtr( hdc );
|
|
if (dc) ret = dc->relAbsMode;
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* GetBkMode (GDI32.@)
|
|
*/
|
|
INT WINAPI GetBkMode( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->backgroundMode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetBkMode (GDI32.@)
|
|
*/
|
|
INT WINAPI SetBkMode( HDC hdc, INT mode )
|
|
{
|
|
INT ret;
|
|
DC *dc;
|
|
if ((mode <= 0) || (mode > BKMODE_LAST))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
if (dc->funcs->pSetBkMode)
|
|
ret = dc->funcs->pSetBkMode( dc->physDev, mode );
|
|
else
|
|
{
|
|
ret = dc->backgroundMode;
|
|
dc->backgroundMode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetROP2 (GDI32.@)
|
|
*/
|
|
INT WINAPI GetROP2( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->ROPmode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetROP2 (GDI32.@)
|
|
*/
|
|
INT WINAPI SetROP2( HDC hdc, INT mode )
|
|
{
|
|
INT ret;
|
|
DC *dc;
|
|
if ((mode < R2_BLACK) || (mode > R2_WHITE))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
if (dc->funcs->pSetROP2)
|
|
ret = dc->funcs->pSetROP2( dc->physDev, mode );
|
|
else
|
|
{
|
|
ret = dc->ROPmode;
|
|
dc->ROPmode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetRelAbs (GDI32.@)
|
|
*/
|
|
INT WINAPI SetRelAbs( HDC hdc, INT mode )
|
|
{
|
|
INT ret;
|
|
DC *dc;
|
|
if ((mode != ABSOLUTE) && (mode != RELATIVE))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
if (dc->funcs->pSetRelAbs)
|
|
ret = dc->funcs->pSetRelAbs( dc->physDev, mode );
|
|
else
|
|
{
|
|
ret = dc->relAbsMode;
|
|
dc->relAbsMode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetPolyFillMode (GDI32.@)
|
|
*/
|
|
INT WINAPI GetPolyFillMode( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->polyFillMode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetPolyFillMode (GDI32.@)
|
|
*/
|
|
INT WINAPI SetPolyFillMode( HDC hdc, INT mode )
|
|
{
|
|
INT ret;
|
|
DC *dc;
|
|
if ((mode <= 0) || (mode > POLYFILL_LAST))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
if (dc->funcs->pSetPolyFillMode)
|
|
ret = dc->funcs->pSetPolyFillMode( dc->physDev, mode );
|
|
else
|
|
{
|
|
ret = dc->polyFillMode;
|
|
dc->polyFillMode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetStretchBltMode (GDI32.@)
|
|
*/
|
|
INT WINAPI GetStretchBltMode( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->stretchBltMode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetStretchBltMode (GDI32.@)
|
|
*/
|
|
INT WINAPI SetStretchBltMode( HDC hdc, INT mode )
|
|
{
|
|
INT ret;
|
|
DC *dc;
|
|
if ((mode <= 0) || (mode > MAXSTRETCHBLTMODE))
|
|
{
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
if (!(dc = DC_GetDCPtr( hdc ))) return 0;
|
|
if (dc->funcs->pSetStretchBltMode)
|
|
ret = dc->funcs->pSetStretchBltMode( dc->physDev, mode );
|
|
else
|
|
{
|
|
ret = dc->stretchBltMode;
|
|
dc->stretchBltMode = mode;
|
|
}
|
|
GDI_ReleaseObj( hdc );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetMapMode (GDI32.@)
|
|
*/
|
|
INT WINAPI GetMapMode( HDC hdc )
|
|
{
|
|
INT ret = 0;
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
ret = dc->MapMode;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetBrushOrgEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetBrushOrgEx( HDC hdc, LPPOINT pt )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
pt->x = dc->brushOrgX;
|
|
pt->y = dc->brushOrgY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetCurrentPositionEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetCurrentPositionEx( HDC hdc, LPPOINT pt )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
pt->x = dc->CursPosX;
|
|
pt->y = dc->CursPosY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetViewportExtEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetViewportExtEx( HDC hdc, LPSIZE size )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
size->cx = dc->vportExtX;
|
|
size->cy = dc->vportExtY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetViewportOrgEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetViewportOrgEx( HDC hdc, LPPOINT pt )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
pt->x = dc->vportOrgX;
|
|
pt->y = dc->vportOrgY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWindowExtEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetWindowExtEx( HDC hdc, LPSIZE size )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
size->cx = dc->wndExtX;
|
|
size->cy = dc->wndExtY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetWindowOrgEx (GDI32.@)
|
|
*/
|
|
BOOL WINAPI GetWindowOrgEx( HDC hdc, LPPOINT pt )
|
|
{
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (!dc) return FALSE;
|
|
pt->x = dc->wndOrgX;
|
|
pt->y = dc->wndOrgY;
|
|
GDI_ReleaseObj( hdc );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* InquireVisRgn (GDI.131)
|
|
*/
|
|
HRGN16 WINAPI InquireVisRgn16( HDC16 hdc )
|
|
{
|
|
HRGN16 ret = 0;
|
|
DC * dc = DC_GetDCPtr( HDC_32(hdc) );
|
|
if (dc)
|
|
{
|
|
ret = HRGN_16(dc->hVisRgn);
|
|
GDI_ReleaseObj( HDC_32(hdc) );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetClipRgn (GDI.173)
|
|
*/
|
|
HRGN16 WINAPI GetClipRgn16( HDC16 hdc )
|
|
{
|
|
HRGN16 ret = 0;
|
|
DC * dc = DC_GetDCPtr( HDC_32(hdc) );
|
|
if (dc)
|
|
{
|
|
ret = HRGN_16(dc->hClipRgn);
|
|
GDI_ReleaseObj( HDC_32(hdc) );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetLayout (GDI32.@)
|
|
*
|
|
* Gets left->right or right->left text layout flags of a dc.
|
|
*
|
|
*/
|
|
DWORD WINAPI GetLayout(HDC hdc)
|
|
{
|
|
DWORD layout = GDI_ERROR;
|
|
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
layout = dc->layout;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
TRACE("hdc : %p, layout : %08lx\n", hdc, layout);
|
|
|
|
return layout;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetLayout (GDI32.@)
|
|
*
|
|
* Sets left->right or right->left text layout flags of a dc.
|
|
*
|
|
*/
|
|
DWORD WINAPI SetLayout(HDC hdc, DWORD layout)
|
|
{
|
|
DWORD oldlayout = GDI_ERROR;
|
|
|
|
DC * dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
oldlayout = dc->layout;
|
|
dc->layout = layout;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
TRACE("hdc : %p, old layout : %08lx, new layout : %08lx\n", hdc, oldlayout, layout);
|
|
|
|
return oldlayout;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetDCBrushColor (GDI32.@)
|
|
*
|
|
* Retrieves the current brush color for the specified device
|
|
* context (DC).
|
|
*
|
|
*/
|
|
COLORREF WINAPI GetDCBrushColor(HDC hdc)
|
|
{
|
|
DC *dc;
|
|
COLORREF dcBrushColor = CLR_INVALID;
|
|
|
|
TRACE("hdc(%p)\n", hdc);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
dcBrushColor = dc->dcBrushColor;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
return dcBrushColor;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetDCBrushColor (GDI32.@)
|
|
*
|
|
* Sets the current device context (DC) brush color to the specified
|
|
* color value. If the device cannot represent the specified color
|
|
* value, the color is set to the nearest physical color.
|
|
*
|
|
*/
|
|
COLORREF WINAPI SetDCBrushColor(HDC hdc, COLORREF crColor)
|
|
{
|
|
DC *dc;
|
|
COLORREF oldClr = CLR_INVALID;
|
|
|
|
TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
if (dc->funcs->pSetDCBrushColor)
|
|
crColor = dc->funcs->pSetDCBrushColor( dc->physDev, crColor );
|
|
else if (dc->hBrush == GetStockObject( DC_BRUSH ))
|
|
{
|
|
/* If DC_BRUSH is selected, update driver pen color */
|
|
HBRUSH hBrush = CreateSolidBrush( crColor );
|
|
dc->funcs->pSelectBrush( dc->physDev, hBrush );
|
|
DeleteObject( hBrush );
|
|
}
|
|
|
|
if (crColor != CLR_INVALID)
|
|
{
|
|
oldClr = dc->dcBrushColor;
|
|
dc->dcBrushColor = crColor;
|
|
}
|
|
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
return oldClr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetDCPenColor (GDI32.@)
|
|
*
|
|
* Retrieves the current pen color for the specified device
|
|
* context (DC).
|
|
*
|
|
*/
|
|
COLORREF WINAPI GetDCPenColor(HDC hdc)
|
|
{
|
|
DC *dc;
|
|
COLORREF dcPenColor = CLR_INVALID;
|
|
|
|
TRACE("hdc(%p)\n", hdc);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
dcPenColor = dc->dcPenColor;
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
return dcPenColor;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetDCPenColor (GDI32.@)
|
|
*
|
|
* Sets the current device context (DC) pen color to the specified
|
|
* color value. If the device cannot represent the specified color
|
|
* value, the color is set to the nearest physical color.
|
|
*
|
|
*/
|
|
COLORREF WINAPI SetDCPenColor(HDC hdc, COLORREF crColor)
|
|
{
|
|
DC *dc;
|
|
COLORREF oldClr = CLR_INVALID;
|
|
|
|
TRACE("hdc(%p) crColor(%08lx)\n", hdc, crColor);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
if (dc->funcs->pSetDCPenColor)
|
|
crColor = dc->funcs->pSetDCPenColor( dc->physDev, crColor );
|
|
else if (dc->hPen == GetStockObject( DC_PEN ))
|
|
{
|
|
/* If DC_PEN is selected, update the driver pen color */
|
|
LOGPEN logpen = { PS_SOLID, { 0, 0 }, crColor };
|
|
HPEN hPen = CreatePenIndirect( &logpen );
|
|
dc->funcs->pSelectPen( dc->physDev, hPen );
|
|
DeleteObject( hPen );
|
|
}
|
|
|
|
if (crColor != CLR_INVALID)
|
|
{
|
|
oldClr = dc->dcPenColor;
|
|
dc->dcPenColor = crColor;
|
|
}
|
|
|
|
GDI_ReleaseObj( hdc );
|
|
}
|
|
|
|
return oldClr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetVirtualResolution (GDI32.@)
|
|
*
|
|
* Undocumented on msdn. Called when PowerPoint XP saves a file.
|
|
*/
|
|
DWORD WINAPI SetVirtualResolution(HDC hdc, DWORD dw2, DWORD dw3, DWORD dw4, DWORD dw5)
|
|
{
|
|
FIXME("(%p %08lx %08lx %08lx %08lx): stub!\n", hdc, dw2, dw3, dw4, dw5);
|
|
return FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* GetMiterLimit [GDI32.@]
|
|
*
|
|
*
|
|
*/
|
|
BOOL WINAPI GetMiterLimit(HDC hdc, PFLOAT peLimit)
|
|
{
|
|
BOOL bRet = FALSE;
|
|
DC *dc;
|
|
|
|
TRACE("(%p,%p)\n", hdc, peLimit);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
if (peLimit)
|
|
*peLimit = dc->miterLimit;
|
|
|
|
GDI_ReleaseObj( hdc );
|
|
bRet = TRUE;
|
|
}
|
|
return bRet;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* SetMiterLimit [GDI32.@]
|
|
*
|
|
*
|
|
*/
|
|
BOOL WINAPI SetMiterLimit(HDC hdc, FLOAT eNewLimit, PFLOAT peOldLimit)
|
|
{
|
|
BOOL bRet = FALSE;
|
|
DC *dc;
|
|
|
|
TRACE("(%p,%f,%p)\n", hdc, eNewLimit, peOldLimit);
|
|
|
|
dc = DC_GetDCPtr( hdc );
|
|
if (dc)
|
|
{
|
|
if (peOldLimit)
|
|
*peOldLimit = dc->miterLimit;
|
|
dc->miterLimit = eNewLimit;
|
|
GDI_ReleaseObj( hdc );
|
|
bRet = TRUE;
|
|
}
|
|
return bRet;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* GdiIsMetaPrintDC [GDI32.@]
|
|
*/
|
|
BOOL WINAPI GdiIsMetaPrintDC(HDC hdc)
|
|
{
|
|
FIXME("%p\n", hdc);
|
|
return FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* GdiIsMetaFileDC [GDI32.@]
|
|
*/
|
|
BOOL WINAPI GdiIsMetaFileDC(HDC hdc)
|
|
{
|
|
TRACE("%p\n", hdc);
|
|
|
|
switch( GetObjectType( hdc ) )
|
|
{
|
|
case OBJ_METADC:
|
|
case OBJ_ENHMETADC:
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*******************************************************************
|
|
* GdiIsPlayMetafileDC [GDI32.@]
|
|
*/
|
|
BOOL WINAPI GdiIsPlayMetafileDC(HDC hdc)
|
|
{
|
|
FIXME("%p\n", hdc);
|
|
return FALSE;
|
|
}
|