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reactos/win32ss/gdi/gdi32/misc/misc.c
Thamatip Chitpong dd75ae8eca
[WIN32SS] Use GDI_HANDLE_* macros for readability (#4797)
2022-10-26 02:17:01 +02:00

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/*
* ReactOS GDI lib
* Copyright (C) 2003 ReactOS Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* PROJECT: ReactOS gdi32.dll
* FILE: win32ss/gdi/gdi32/misc/misc.c
* PURPOSE: Miscellaneous functions
* PROGRAMMER: Thomas Weidenmueller <w3seek@reactos.com>
* UPDATE HISTORY:
* 2004/09/04 Created
*/
#include <precomp.h>
#define NDEBUG
#include <debug.h>
PGDI_TABLE_ENTRY GdiHandleTable = NULL;
PGDI_SHARED_HANDLE_TABLE GdiSharedHandleTable = NULL;
HANDLE CurrentProcessId = NULL;
DWORD GDI_BatchLimit = 1;
extern PGDIHANDLECACHE GdiHandleCache;
/*
* @implemented
*/
BOOL
WINAPI
GdiFlush(VOID)
{
NtGdiFlush();
return TRUE;
}
/*
* @unimplemented
*/
INT
WINAPI
Escape(
_In_ HDC hdc,
_In_ INT nEscape,
_In_ INT cbInput,
_In_ LPCSTR lpvInData,
_Out_ LPVOID lpvOutData)
{
INT retValue = SP_ERROR;
ULONG ulObjType;
ulObjType = GDI_HANDLE_GET_TYPE(hdc);
if (ulObjType == GDILoObjType_LO_METADC16_TYPE)
{
return METADC_ExtEscape(hdc, nEscape, cbInput, lpvInData, 0, lpvOutData);
}
switch (nEscape)
{
case ABORTDOC:
/* Note: Windows checks if the handle has any user data for the ABORTDOC command
* ReactOS copies this behavior to be compatible with windows 2003
*/
if (GdiGetDcAttr(hdc) == NULL)
{
GdiSetLastError(ERROR_INVALID_HANDLE);
retValue = FALSE;
}
else
{
retValue = AbortDoc(hdc);
}
break;
case DRAFTMODE:
case FLUSHOUTPUT:
case SETCOLORTABLE:
/* Note 1: DRAFTMODE, FLUSHOUTPUT, SETCOLORTABLE are outdated */
/* Note 2: Windows checks if the handle has any user data for the DRAFTMODE, FLUSHOUTPUT, SETCOLORTABLE commands
* ReactOS copies this behavior to be compatible with windows 2003
*/
if (GdiGetDcAttr(hdc) == NULL)
{
GdiSetLastError(ERROR_INVALID_HANDLE);
}
retValue = FALSE;
break;
case SETABORTPROC:
/* Note: Windows checks if the handle has any user data for the SETABORTPROC command
* ReactOS copies this behavior to be compatible with windows 2003
*/
if (GdiGetDcAttr(hdc) == NULL)
{
GdiSetLastError(ERROR_INVALID_HANDLE);
retValue = FALSE;
}
retValue = SetAbortProc(hdc, (ABORTPROC)lpvInData);
break;
case GETCOLORTABLE:
retValue = GetSystemPaletteEntries(hdc, (UINT)*lpvInData, 1, (LPPALETTEENTRY)lpvOutData);
if (!retValue)
{
retValue = SP_ERROR;
}
break;
case ENDDOC:
/* Note: Windows checks if the handle has any user data for the ENDDOC command
* ReactOS copies this behavior to be compatible with windows 2003
*/
if (GdiGetDcAttr(hdc) == NULL)
{
GdiSetLastError(ERROR_INVALID_HANDLE);
retValue = FALSE;
}
retValue = EndDoc(hdc);
break;
case GETSCALINGFACTOR:
/* Note GETSCALINGFACTOR is outdated have been replace by GetDeviceCaps */
if (ulObjType == GDI_OBJECT_TYPE_DC)
{
if (lpvOutData)
{
PPOINT ptr = (PPOINT)lpvOutData;
ptr->x = 0;
ptr->y = 0;
}
}
retValue = FALSE;
break;
case GETEXTENDEDTEXTMETRICS:
retValue = GetETM(hdc, (EXTTEXTMETRIC *)lpvOutData) != 0;
break;
case STARTDOC:
{
DOCINFOA di;
/* Note: Windows checks if the handle has any user data for the STARTDOC command
* ReactOS copies this behavior to be compatible with windows 2003
*/
if (GdiGetDcAttr(hdc) == NULL)
{
GdiSetLastError(ERROR_INVALID_HANDLE);
retValue = FALSE;
}
di.cbSize = sizeof(DOCINFOA);
di.lpszOutput = 0;
di.lpszDatatype = 0;
di.fwType = 0;
di.lpszDocName = lpvInData;
/* NOTE : doc for StartDocA/W at msdn http://msdn2.microsoft.com/en-us/library/ms535793(VS.85).aspx */
retValue = StartDocA(hdc, &di);
/* Check if StartDocA failed */
if (retValue < 0)
{
{
retValue = GetLastError();
/* Translate StartDocA error code to STARTDOC error code
* see msdn http://msdn2.microsoft.com/en-us/library/ms535472.aspx
*/
switch(retValue)
{
case ERROR_NOT_ENOUGH_MEMORY:
retValue = SP_OUTOFMEMORY;
break;
case ERROR_PRINT_CANCELLED:
retValue = SP_USERABORT;
break;
case ERROR_DISK_FULL:
retValue = SP_OUTOFDISK;
break;
default:
retValue = SP_ERROR;
break;
}
}
}
}
break;
default:
UNIMPLEMENTED;
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
}
return retValue;
}
INT
WINAPI
ExtEscape(HDC hDC,
int nEscape,
int cbInput,
LPCSTR lpszInData,
int cbOutput,
LPSTR lpszOutData)
{
return NtGdiExtEscape(hDC, NULL, 0, nEscape, cbInput, (LPSTR)lpszInData, cbOutput, lpszOutData);
}
INT
WINAPI
NamedEscape(HDC hdc,
PWCHAR pDriver,
INT iEsc,
INT cjIn,
LPSTR pjIn,
INT cjOut,
LPSTR pjOut)
{
/* FIXME metadc, metadc are done most in user mode, and we do not support it
* Windows 2000/XP/Vista ignore the current hdc, that are being pass and always set hdc to NULL
* when it calls to NtGdiExtEscape from NamedEscape
*/
return NtGdiExtEscape(NULL,pDriver,wcslen(pDriver),iEsc,cjIn,pjIn,cjOut,pjOut);
}
/*
* @implemented
*/
int
WINAPI
DrawEscape(HDC hDC,
INT nEscape,
INT cbInput,
LPCSTR lpszInData)
{
if (GDI_HANDLE_GET_TYPE(hDC) == GDI_OBJECT_TYPE_DC)
return NtGdiDrawEscape(hDC, nEscape, cbInput, (LPSTR) lpszInData);
if (GDI_HANDLE_GET_TYPE(hDC) != GDI_OBJECT_TYPE_METADC)
{
PLDC pLDC = GdiGetLDC(hDC);
if ( pLDC )
{
if (pLDC->Flags & LDC_META_PRINT)
{
// if (nEscape != QUERYESCSUPPORT)
// return EMFDRV_WriteEscape(hDC, nEscape, cbInput, lpszInData, EMR_DRAWESCAPE);
return NtGdiDrawEscape(hDC, nEscape, cbInput, (LPSTR) lpszInData);
}
}
SetLastError(ERROR_INVALID_HANDLE);
}
return 0;
}
#define ALPHABLEND_NONE 0
#define ALPHABLEND_BINARY 1
#define ALPHABLEND_FULL 2
typedef struct _MARGINS {
int cxLeftWidth;
int cxRightWidth;
int cyTopHeight;
int cyBottomHeight;
} MARGINS, *PMARGINS;
enum SIZINGTYPE {
ST_TRUESIZE = 0,
ST_STRETCH = 1,
ST_TILE = 2,
};
#define TransparentBlt GdiTransparentBlt
#define AlphaBlend GdiAlphaBlend
/***********************************************************************
* UXTHEME_StretchBlt
*
* Pseudo TransparentBlt/StretchBlt
*/
static inline BOOL UXTHEME_StretchBlt(HDC hdcDst, int nXOriginDst, int nYOriginDst, int nWidthDst, int nHeightDst,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc, int nWidthSrc, int nHeightSrc,
INT transparent, COLORREF transcolor)
{
static const BLENDFUNCTION blendFunc =
{
AC_SRC_OVER, /* BlendOp */
0, /* BlendFlag */
255, /* SourceConstantAlpha */
AC_SRC_ALPHA /* AlphaFormat */
};
BOOL ret = TRUE;
int old_stretch_mode;
POINT old_brush_org;
old_stretch_mode = SetStretchBltMode(hdcDst, HALFTONE);
SetBrushOrgEx(hdcDst, nXOriginDst, nYOriginDst, &old_brush_org);
if (transparent == ALPHABLEND_BINARY) {
/* Ensure we don't pass any negative values to TransparentBlt */
ret = TransparentBlt(hdcDst, nXOriginDst, nYOriginDst, abs(nWidthDst), abs(nHeightDst),
hdcSrc, nXOriginSrc, nYOriginSrc, abs(nWidthSrc), abs(nHeightSrc),
transcolor);
} else if ((transparent == ALPHABLEND_NONE) ||
!AlphaBlend(hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc,
blendFunc))
{
ret = StretchBlt(hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc,
SRCCOPY);
}
SetBrushOrgEx(hdcDst, old_brush_org.x, old_brush_org.y, NULL);
SetStretchBltMode(hdcDst, old_stretch_mode);
return ret;
}
/***********************************************************************
* UXTHEME_Blt
*
* Simplify sending same width/height for both source and dest
*/
static inline BOOL UXTHEME_Blt(HDC hdcDest, int nXOriginDest, int nYOriginDest, int nWidthDest, int nHeightDest,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc,
INT transparent, COLORREF transcolor)
{
return UXTHEME_StretchBlt(hdcDest, nXOriginDest, nYOriginDest, nWidthDest, nHeightDest,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthDest, nHeightDest,
transparent, transcolor);
}
/***********************************************************************
* UXTHEME_SizedBlt
*
* Stretches or tiles, depending on sizingtype.
*/
static inline BOOL UXTHEME_SizedBlt (HDC hdcDst, int nXOriginDst, int nYOriginDst,
int nWidthDst, int nHeightDst,
HDC hdcSrc, int nXOriginSrc, int nYOriginSrc,
int nWidthSrc, int nHeightSrc,
int sizingtype,
INT transparent, COLORREF transcolor)
{
if (sizingtype == ST_TILE)
{
HDC hdcTemp;
BOOL result = FALSE;
if (!nWidthSrc || !nHeightSrc) return TRUE;
/* For destination width/height less than or equal to source
width/height, do not bother with memory bitmap optimization */
if (nWidthSrc >= nWidthDst && nHeightSrc >= nHeightDst)
{
int bltWidth = min (nWidthDst, nWidthSrc);
int bltHeight = min (nHeightDst, nHeightSrc);
return UXTHEME_Blt (hdcDst, nXOriginDst, nYOriginDst, bltWidth, bltHeight,
hdcSrc, nXOriginSrc, nYOriginSrc,
transparent, transcolor);
}
/* Create a DC with a bitmap consisting of a tiling of the source
bitmap, with standard GDI functions. This is faster than an
iteration with UXTHEME_Blt(). */
hdcTemp = CreateCompatibleDC(hdcSrc);
if (hdcTemp != 0)
{
HBITMAP bitmapTemp;
HBITMAP bitmapOrig;
int nWidthTemp, nHeightTemp;
int xOfs, xRemaining;
int yOfs, yRemaining;
int growSize;
/* Calculate temp dimensions of integer multiples of source dimensions */
nWidthTemp = ((nWidthDst + nWidthSrc - 1) / nWidthSrc) * nWidthSrc;
nHeightTemp = ((nHeightDst + nHeightSrc - 1) / nHeightSrc) * nHeightSrc;
bitmapTemp = CreateCompatibleBitmap(hdcSrc, nWidthTemp, nHeightTemp);
bitmapOrig = SelectObject(hdcTemp, bitmapTemp);
/* Initial copy of bitmap */
BitBlt(hdcTemp, 0, 0, nWidthSrc, nHeightSrc, hdcSrc, nXOriginSrc, nYOriginSrc, SRCCOPY);
/* Extend bitmap in the X direction. Growth of width is exponential */
xOfs = nWidthSrc;
xRemaining = nWidthTemp - nWidthSrc;
growSize = nWidthSrc;
while (xRemaining > 0)
{
growSize = min(growSize, xRemaining);
BitBlt(hdcTemp, xOfs, 0, growSize, nHeightSrc, hdcTemp, 0, 0, SRCCOPY);
xOfs += growSize;
xRemaining -= growSize;
growSize *= 2;
}
/* Extend bitmap in the Y direction. Growth of height is exponential */
yOfs = nHeightSrc;
yRemaining = nHeightTemp - nHeightSrc;
growSize = nHeightSrc;
while (yRemaining > 0)
{
growSize = min(growSize, yRemaining);
BitBlt(hdcTemp, 0, yOfs, nWidthTemp, growSize, hdcTemp, 0, 0, SRCCOPY);
yOfs += growSize;
yRemaining -= growSize;
growSize *= 2;
}
/* Use temporary hdc for source */
result = UXTHEME_Blt (hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcTemp, 0, 0,
transparent, transcolor);
SelectObject(hdcTemp, bitmapOrig);
DeleteObject(bitmapTemp);
}
DeleteDC(hdcTemp);
return result;
}
else
{
return UXTHEME_StretchBlt (hdcDst, nXOriginDst, nYOriginDst, nWidthDst, nHeightDst,
hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc,
transparent, transcolor);
}
}
/***********************************************************************
* UXTHEME_DrawImageBackground
*
* Draw an imagefile background
*/
static HRESULT UXTHEME_DrawImageBackground(HDC hdc, HBITMAP bmpSrc, RECT *prcSrc, INT transparent,
COLORREF transparentcolor, BOOL borderonly, int sizingtype, MARGINS *psm, RECT *pRect)
{
HRESULT hr = S_OK;
HBITMAP bmpSrcResized = NULL;
HGDIOBJ oldSrc;
HDC hdcSrc, hdcOrigSrc = NULL;
RECT rcDst;
POINT dstSize;
POINT srcSize;
RECT rcSrc;
MARGINS sm;
rcDst = *pRect;
rcSrc = *prcSrc;
sm = *psm;
hdcSrc = CreateCompatibleDC(hdc);
if(!hdcSrc) {
hr = HRESULT_FROM_WIN32(GetLastError());
return hr;
}
oldSrc = SelectObject(hdcSrc, bmpSrc);
dstSize.x = rcDst.right-rcDst.left;
dstSize.y = rcDst.bottom-rcDst.top;
srcSize.x = rcSrc.right-rcSrc.left;
srcSize.y = rcSrc.bottom-rcSrc.top;
if(sizingtype == ST_TRUESIZE) {
if(!UXTHEME_StretchBlt(hdc, rcDst.left, rcDst.top, dstSize.x, dstSize.y,
hdcSrc, rcSrc.left, rcSrc.top, srcSize.x, srcSize.y,
transparent, transparentcolor))
hr = HRESULT_FROM_WIN32(GetLastError());
}
else {
HDC hdcDst = NULL;
POINT org;
dstSize.x = abs(dstSize.x);
dstSize.y = abs(dstSize.y);
/* Resize source image if destination smaller than margins */
#ifndef __REACTOS__
/* Revert Wine Commit 2b650fa as it breaks themed Explorer Toolbar Separators
FIXME: Revisit this when the bug is fixed. CORE-9636 and Wine Bug #38538 */
if (sm.cyTopHeight + sm.cyBottomHeight > dstSize.y || sm.cxLeftWidth + sm.cxRightWidth > dstSize.x) {
if (sm.cyTopHeight + sm.cyBottomHeight > dstSize.y) {
sm.cyTopHeight = MulDiv(sm.cyTopHeight, dstSize.y, srcSize.y);
sm.cyBottomHeight = dstSize.y - sm.cyTopHeight;
srcSize.y = dstSize.y;
}
if (sm.cxLeftWidth + sm.cxRightWidth > dstSize.x) {
sm.cxLeftWidth = MulDiv(sm.cxLeftWidth, dstSize.x, srcSize.x);
sm.cxRightWidth = dstSize.x - sm.cxLeftWidth;
srcSize.x = dstSize.x;
}
hdcOrigSrc = hdcSrc;
hdcSrc = CreateCompatibleDC(NULL);
bmpSrcResized = CreateBitmap(srcSize.x, srcSize.y, 1, 32, NULL);
SelectObject(hdcSrc, bmpSrcResized);
UXTHEME_StretchBlt(hdcSrc, 0, 0, srcSize.x, srcSize.y, hdcOrigSrc, rcSrc.left, rcSrc.top,
rcSrc.right - rcSrc.left, rcSrc.bottom - rcSrc.top, transparent, transparentcolor);
rcSrc.left = 0;
rcSrc.top = 0;
rcSrc.right = srcSize.x;
rcSrc.bottom = srcSize.y;
}
#endif /* __REACTOS__ */
hdcDst = hdc;
OffsetViewportOrgEx(hdcDst, rcDst.left, rcDst.top, &org);
/* Upper left corner */
if(!UXTHEME_Blt(hdcDst, 0, 0, sm.cxLeftWidth, sm.cyTopHeight,
hdcSrc, rcSrc.left, rcSrc.top,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Upper right corner */
if(!UXTHEME_Blt (hdcDst, dstSize.x-sm.cxRightWidth, 0,
sm.cxRightWidth, sm.cyTopHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.top,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Lower left corner */
if(!UXTHEME_Blt (hdcDst, 0, dstSize.y-sm.cyBottomHeight,
sm.cxLeftWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.left, rcSrc.bottom-sm.cyBottomHeight,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Lower right corner */
if(!UXTHEME_Blt (hdcDst, dstSize.x-sm.cxRightWidth, dstSize.y-sm.cyBottomHeight,
sm.cxRightWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.bottom-sm.cyBottomHeight,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
if ((sizingtype == ST_STRETCH) || (sizingtype == ST_TILE)) {
int destCenterWidth = dstSize.x - (sm.cxLeftWidth + sm.cxRightWidth);
int srcCenterWidth = srcSize.x - (sm.cxLeftWidth + sm.cxRightWidth);
int destCenterHeight = dstSize.y - (sm.cyTopHeight + sm.cyBottomHeight);
int srcCenterHeight = srcSize.y - (sm.cyTopHeight + sm.cyBottomHeight);
if(destCenterWidth > 0) {
/* Center top */
if(!UXTHEME_SizedBlt (hdcDst, sm.cxLeftWidth, 0,
destCenterWidth, sm.cyTopHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.top,
srcCenterWidth, sm.cyTopHeight,
sizingtype, transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Center bottom */
if(!UXTHEME_SizedBlt (hdcDst, sm.cxLeftWidth, dstSize.y-sm.cyBottomHeight,
destCenterWidth, sm.cyBottomHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.bottom-sm.cyBottomHeight,
srcCenterWidth, sm.cyBottomHeight,
sizingtype, transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
if(destCenterHeight > 0) {
/* Left center */
if(!UXTHEME_SizedBlt (hdcDst, 0, sm.cyTopHeight,
sm.cxLeftWidth, destCenterHeight,
hdcSrc, rcSrc.left, rcSrc.top+sm.cyTopHeight,
sm.cxLeftWidth, srcCenterHeight,
sizingtype,
transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
/* Right center */
if(!UXTHEME_SizedBlt (hdcDst, dstSize.x-sm.cxRightWidth, sm.cyTopHeight,
sm.cxRightWidth, destCenterHeight,
hdcSrc, rcSrc.right-sm.cxRightWidth, rcSrc.top+sm.cyTopHeight,
sm.cxRightWidth, srcCenterHeight,
sizingtype, transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
if(destCenterHeight > 0 && destCenterWidth > 0) {
if(!borderonly) {
/* Center */
if(!UXTHEME_SizedBlt (hdcDst, sm.cxLeftWidth, sm.cyTopHeight,
destCenterWidth, destCenterHeight,
hdcSrc, rcSrc.left+sm.cxLeftWidth, rcSrc.top+sm.cyTopHeight,
srcCenterWidth, srcCenterHeight,
sizingtype, transparent, transparentcolor)) {
hr = HRESULT_FROM_WIN32(GetLastError());
goto draw_error;
}
}
}
}
draw_error:
SetViewportOrgEx (hdcDst, org.x, org.y, NULL);
}
SelectObject(hdcSrc, oldSrc);
DeleteDC(hdcSrc);
if (bmpSrcResized) DeleteObject(bmpSrcResized);
if (hdcOrigSrc) DeleteDC(hdcOrigSrc);
*pRect = rcDst;
return hr;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GdiDrawStream(HDC dc, ULONG l, PGDI_DRAW_STREAM pDS)
{
if (!pDS || l != sizeof(*pDS))
{
DPRINT1("GdiDrawStream: Invalid params\n");
return 0;
}
if (pDS->signature != 0x44727753 ||
pDS->reserved != 0 ||
pDS->unknown1 != 1 ||
pDS->unknown2 != 9)
{
DPRINT1("GdiDrawStream: Got unknown pDS data\n");
return 0;
}
{
MARGINS sm = {pDS->leftSizingMargin, pDS->rightSizingMargin, pDS->topSizingMargin, pDS->bottomSizingMargin};
INT transparent = 0;
int sizingtype;
if (pDS->drawOption & DS_TRANSPARENTALPHA)
transparent = ALPHABLEND_FULL;
else if (pDS->drawOption & DS_TRANSPARENTCLR)
transparent = ALPHABLEND_BINARY;
else
transparent = ALPHABLEND_NONE;
if (pDS->drawOption & DS_TILE)
sizingtype = ST_TILE;
else if (pDS->drawOption & DS_TRUESIZE)
sizingtype = ST_TRUESIZE;
else
sizingtype = ST_STRETCH;
if (pDS->rcDest.right < pDS->rcDest.left || pDS->rcDest.bottom < pDS->rcDest.top)
return 0;
if (sm.cxLeftWidth + sm.cxRightWidth > pDS->rcDest.right - pDS->rcDest.left)
{
sm.cxLeftWidth = sm.cxRightWidth = 0;
}
if (sm.cyTopHeight + sm.cyBottomHeight > pDS->rcDest.bottom - pDS->rcDest.top)
{
sm.cyTopHeight = sm.cyBottomHeight = 0;
}
UXTHEME_DrawImageBackground(pDS->hDC,
pDS->hImage,
&pDS->rcSrc,
transparent,
pDS->crTransparent,
FALSE,
sizingtype,
&sm,
&pDS->rcDest);
}
return 0;
}
/*
* @implemented
*/
BOOL
WINAPI
GdiValidateHandle(HGDIOBJ hobj)
{
PGDI_TABLE_ENTRY Entry = GdiHandleTable + GDI_HANDLE_GET_INDEX(hobj);
if ( (Entry->Type & GDI_ENTRY_BASETYPE_MASK) != 0 &&
( (Entry->Type << GDI_ENTRY_UPPER_SHIFT) & GDI_HANDLE_TYPE_MASK ) ==
GDI_HANDLE_GET_TYPE(hobj) )
{
HANDLE pid = (HANDLE)((ULONG_PTR)Entry->ProcessId & ~0x1);
if(pid == NULL || pid == CurrentProcessId)
{
return TRUE;
}
}
return FALSE;
}
/*
* @implemented
*/
HGDIOBJ
WINAPI
GdiFixUpHandle(HGDIOBJ hGdiObj)
{
PGDI_TABLE_ENTRY Entry;
if (GDI_HANDLE_GET_UPPER(hGdiObj))
{
return hGdiObj;
}
/* FIXME is this right ?? */
Entry = GdiHandleTable + GDI_HANDLE_GET_INDEX(hGdiObj);
/* Rebuild handle for Object */
return (HGDIOBJ)(((ULONG_PTR)(hGdiObj)) | (Entry->Type << GDI_ENTRY_UPPER_SHIFT));
}
/*
* @implemented
*/
PVOID
WINAPI
GdiQueryTable(VOID)
{
return (PVOID)GdiHandleTable;
}
BOOL GdiGetHandleUserData(HGDIOBJ hGdiObj, DWORD ObjectType, PVOID *UserData)
{
PGDI_TABLE_ENTRY Entry = GdiHandleTable + GDI_HANDLE_GET_INDEX(hGdiObj);
/* Check if twe have the correct type */
if (GDI_HANDLE_GET_TYPE(hGdiObj) != ObjectType ||
((Entry->Type << GDI_ENTRY_UPPER_SHIFT) & GDI_HANDLE_TYPE_MASK) != ObjectType ||
(Entry->Type & GDI_ENTRY_BASETYPE_MASK) != (ObjectType & GDI_ENTRY_BASETYPE_MASK))
{
return FALSE;
}
/* Check if we are the owner */
if ((HANDLE)((ULONG_PTR)Entry->ProcessId & ~0x1) != CurrentProcessId)
{
return FALSE;
}
*UserData = Entry->UserData;
return TRUE;
}
PLDC
FASTCALL
GdiGetLDC(HDC hdc)
{
PDC_ATTR pdcattr;
/* Get the DC attribute */
pdcattr = GdiGetDcAttr(hdc);
if (pdcattr == NULL)
{
return NULL;
}
/* Return the LDC pointer */
return pdcattr->pvLDC;
}
BOOL
FASTCALL
GdiSetLDC(HDC hdc, PVOID pvLDC)
{
PDC_ATTR pdcattr;
/* Get the DC attribute */
pdcattr = GdiGetDcAttr(hdc);
if (pdcattr == NULL)
{
return FALSE;
}
/* Set the LDC pointer */
pdcattr->pvLDC = pvLDC;
return TRUE;
}
VOID GdiSAPCallback(PLDC pldc)
{
DWORD Time, NewTime = GetTickCount();
Time = NewTime - pldc->CallBackTick;
if ( Time < SAPCALLBACKDELAY) return;
pldc->CallBackTick = NewTime;
if ( !pldc->pAbortProc(pldc->hDC, 0) )
{
CancelDC(pldc->hDC);
AbortDoc(pldc->hDC);
}
}
/*
* @implemented
*/
DWORD
WINAPI
GdiSetBatchLimit(DWORD Limit)
{
DWORD OldLimit = GDI_BatchLimit;
if ( (!Limit) ||
(Limit >= GDI_BATCH_LIMIT))
{
return Limit;
}
GdiFlush();
GDI_BatchLimit = Limit;
return OldLimit;
}
/*
* @implemented
*/
DWORD
WINAPI
GdiGetBatchLimit(VOID)
{
return GDI_BatchLimit;
}
/*
* @implemented
*/
VOID
WINAPI
GdiSetLastError(DWORD dwErrCode)
{
NtCurrentTeb()->LastErrorValue = (ULONG) dwErrCode;
}
HGDIOBJ
FASTCALL
hGetPEBHandle(HANDLECACHETYPE Type, COLORREF cr)
{
int Number, Offset, MaxNum, GdiType;
HANDLE Lock;
HGDIOBJ Handle = NULL;
Lock = InterlockedCompareExchangePointer( (PVOID*)&GdiHandleCache->ulLock,
NtCurrentTeb(),
NULL );
if (Lock) return Handle;
Number = GdiHandleCache->ulNumHandles[Type];
if (Type == hctBrushHandle)
{
Offset = 0;
MaxNum = CACHE_BRUSH_ENTRIES;
GdiType = GDILoObjType_LO_BRUSH_TYPE;
}
else if (Type == hctPenHandle)
{
Offset = CACHE_BRUSH_ENTRIES;
MaxNum = CACHE_PEN_ENTRIES;
GdiType = GDILoObjType_LO_PEN_TYPE;
}
else if (Type == hctRegionHandle)
{
Offset = CACHE_BRUSH_ENTRIES+CACHE_PEN_ENTRIES;
MaxNum = CACHE_REGION_ENTRIES;
GdiType = GDILoObjType_LO_REGION_TYPE;
}
else // Font is not supported here.
{
return Handle;
}
if ( Number && Number <= MaxNum )
{
PBRUSH_ATTR pBrush_Attr;
HGDIOBJ *hPtr;
hPtr = GdiHandleCache->Handle + Offset;
Handle = hPtr[Number - 1];
if (GdiGetHandleUserData( Handle, GdiType, (PVOID) &pBrush_Attr))
{
if (pBrush_Attr->AttrFlags & ATTR_CACHED)
{
DPRINT("Get Handle! Type %d Count %lu PEB 0x%p\n", Type, GdiHandleCache->ulNumHandles[Type], NtCurrentTeb()->ProcessEnvironmentBlock);
pBrush_Attr->AttrFlags &= ~ATTR_CACHED;
hPtr[Number - 1] = NULL;
GdiHandleCache->ulNumHandles[Type]--;
if ( Type == hctBrushHandle ) // Handle only brush.
{
if ( pBrush_Attr->lbColor != cr )
{
pBrush_Attr->lbColor = cr ;
pBrush_Attr->AttrFlags |= ATTR_NEW_COLOR;
}
}
}
}
else
{
Handle = NULL;
}
}
(void)InterlockedExchangePointer((PVOID*)&GdiHandleCache->ulLock, Lock);
return Handle;
}
/*
* @unimplemented
*/
BOOL
WINAPI
bMakePathNameW(LPWSTR lpBuffer,LPCWSTR lpFileName,LPWSTR *lpFilePart,DWORD unknown)
{
UNIMPLEMENTED;
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
/*
* @implemented
* Synchronized with WINE dlls/gdi32/driver.c
*/
DEVMODEW *
WINAPI
GdiConvertToDevmodeW(const DEVMODEA *dmA)
{
DEVMODEW *dmW;
WORD dmW_size, dmA_size;
dmA_size = dmA->dmSize;
/* this is the minimal dmSize that XP accepts */
if (dmA_size < FIELD_OFFSET(DEVMODEA, dmFields))
return NULL;
if (dmA_size > sizeof(DEVMODEA))
dmA_size = sizeof(DEVMODEA);
dmW_size = dmA_size + CCHDEVICENAME;
if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
dmW_size += CCHFORMNAME;
dmW = HeapAlloc(GetProcessHeap(), 0, dmW_size + dmA->dmDriverExtra);
if (!dmW) return NULL;
MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmDeviceName, -1,
dmW->dmDeviceName, CCHDEVICENAME);
/* copy slightly more, to avoid long computations */
memcpy(&dmW->dmSpecVersion, &dmA->dmSpecVersion, dmA_size - CCHDEVICENAME);
if (dmA_size >= FIELD_OFFSET(DEVMODEA, dmFormName) + CCHFORMNAME)
{
if (dmA->dmFields & DM_FORMNAME)
MultiByteToWideChar(CP_ACP, 0, (const char*) dmA->dmFormName, -1,
dmW->dmFormName, CCHFORMNAME);
else
dmW->dmFormName[0] = 0;
if (dmA_size > FIELD_OFFSET(DEVMODEA, dmLogPixels))
memcpy(&dmW->dmLogPixels, &dmA->dmLogPixels, dmA_size - FIELD_OFFSET(DEVMODEA, dmLogPixels));
}
if (dmA->dmDriverExtra)
memcpy((char *)dmW + dmW_size, (const char *)dmA + dmA_size, dmA->dmDriverExtra);
dmW->dmSize = dmW_size;
return dmW;
}
/*
* @unimplemented
*/
BOOL
WINAPI
GdiRealizationInfo(HDC hdc,
PREALIZATION_INFO pri)
{
// ATM we do not support local font data and Language Pack.
return NtGdiGetRealizationInfo(hdc, pri, (HFONT) NULL);
}
/*
* @halfplemented
*/
VOID WINAPI GdiInitializeLanguagePack(DWORD InitParam)
{
/* Lpk function pointers to be passed to user32 */
#if 0
FARPROC hookfuncs[4];
#endif
#ifdef LANGPACK
if (!LoadLPK(LPK_INIT)) // no lpk found!
#endif
return;
/* Call InitializeLpkHooks with 4 procedure addresses
loaded from lpk.dll but currently only one of them is currently implemented.
Then InitializeLpkHooks (in user32) uses these to replace certain internal functions
and ORs a DWORD being used also by ClientThreadSetup and calls
NtUserOneParam with parameter 54 which is ONEPARAM_ROUTINE_REGISTERLPK
which most likely changes the value of dwLpkEntryPoints in the
PROCESSINFO struct */
#if 0
hookfuncs[0] = GetProcAddress(hLpk, "LpkPSMTextOut");
InitializeLpkHooks(hookfuncs);
#endif
gbLpk = TRUE;
}
BOOL
WINAPI
GdiAddGlsBounds(HDC hdc,LPRECT prc)
{
return NtGdiSetBoundsRect(hdc, prc, DCB_WINDOWMGR|DCB_ACCUMULATE ) ? TRUE : FALSE;
}
BOOL
WINAPI
GetBoundsRectAlt(HDC hdc,LPRECT prc,UINT flags)
{
return NtGdiGetBoundsRect(hdc, prc, flags);
}
BOOL
WINAPI
SetBoundsRectAlt(HDC hdc,LPRECT prc,UINT flags)
{
return NtGdiSetBoundsRect(hdc, prc, flags );
}
/*
* @unimplemented
*/
BOOL
WINAPI
GdiAddGlsRecord(HDC hdc,
DWORD unknown1,
LPCSTR unknown2,
LPRECT unknown3)
{
UNIMPLEMENTED;
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return 0;
}
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