mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 10:04:49 +00:00
405ce53211
Use FLOATOBJs to perform device<->world transformations, avoiding use of XFORMOBJ all the time Remove unused macros & functions
943 lines
21 KiB
C
943 lines
21 KiB
C
#include <win32k.h>
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#define NDEBUG
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#include <debug.h>
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BOOL FASTCALL
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GreDPtoLP(HDC hdc, LPPOINT lpPoints, INT nCount)
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{
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PDC dc;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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IntDPtoLP(dc, lpPoints, nCount);
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DC_UnlockDc(dc);
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return TRUE;
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}
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BOOL FASTCALL
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GreLPtoDP(HDC hdc, LPPOINT lpPoints, INT nCount)
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{
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PDC dc;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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IntLPtoDP(dc, lpPoints, nCount);
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DC_UnlockDc(dc);
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return TRUE;
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}
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int FASTCALL
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GreGetBkMode(HDC hdc)
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{
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PDC dc;
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LONG lBkMode;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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lBkMode = dc->pdcattr->lBkMode;
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DC_UnlockDc(dc);
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return lBkMode;
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}
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COLORREF FASTCALL
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GreGetBkColor(HDC hdc)
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{
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PDC dc;
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COLORREF crBk;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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crBk = dc->pdcattr->ulBackgroundClr;
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DC_UnlockDc(dc);
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return crBk;
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}
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int FASTCALL
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GreGetMapMode(HDC hdc)
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{
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PDC dc;
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INT iMapMode;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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iMapMode = dc->pdcattr->iMapMode;
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DC_UnlockDc(dc);
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return iMapMode;
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}
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COLORREF FASTCALL
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GreGetTextColor(HDC hdc)
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{
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PDC dc;
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ULONG ulForegroundClr;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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ulForegroundClr = dc->pdcattr->ulForegroundClr;
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DC_UnlockDc(dc);
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return ulForegroundClr;
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}
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COLORREF FASTCALL
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IntGdiSetBkColor(HDC hDC, COLORREF color)
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{
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COLORREF oldColor;
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PDC dc;
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PDC_ATTR pdcattr;
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HBRUSH hBrush;
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if (!(dc = DC_LockDc(hDC)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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pdcattr = dc->pdcattr;
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oldColor = pdcattr->ulBackgroundClr;
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pdcattr->ulBackgroundClr = color;
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if (pdcattr->crBackgroundClr != color)
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{
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pdcattr->ulDirty_ |= (DIRTY_BACKGROUND|DIRTY_LINE|DIRTY_FILL); // Clear Flag if set.
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pdcattr->crBackgroundClr = color;
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}
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hBrush = pdcattr->hbrush;
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DC_UnlockDc(dc);
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NtGdiSelectBrush(hDC, hBrush);
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return oldColor;
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}
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INT FASTCALL
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IntGdiSetBkMode(HDC hDC, INT Mode)
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{
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COLORREF oldMode;
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PDC dc;
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PDC_ATTR pdcattr;
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if (!(dc = DC_LockDc(hDC)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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pdcattr = dc->pdcattr;
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oldMode = pdcattr->lBkMode;
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pdcattr->jBkMode = Mode;
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pdcattr->lBkMode = Mode;
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DC_UnlockDc(dc);
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return oldMode;
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}
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UINT
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FASTCALL
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IntGdiSetTextAlign(HDC hDC,
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UINT Mode)
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{
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UINT prevAlign;
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DC *dc;
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PDC_ATTR pdcattr;
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dc = DC_LockDc(hDC);
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if (!dc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return GDI_ERROR;
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}
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pdcattr = dc->pdcattr;
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prevAlign = pdcattr->lTextAlign;
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pdcattr->lTextAlign = Mode;
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if (pdcattr->dwLayout & LAYOUT_RTL)
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{
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if ((Mode & TA_CENTER) != TA_CENTER) Mode ^= TA_RIGHT;
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}
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pdcattr->flTextAlign = Mode & TA_MASK;
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DC_UnlockDc(dc);
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return prevAlign;
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}
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COLORREF
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FASTCALL
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IntGdiSetTextColor(HDC hDC,
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COLORREF color)
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{
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COLORREF crOldColor;
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PDC pdc;
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PDC_ATTR pdcattr;
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pdc = DC_LockDc(hDC);
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if (!pdc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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pdcattr = pdc->pdcattr;
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crOldColor = (COLORREF) pdcattr->ulForegroundClr;
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pdcattr->ulForegroundClr = (ULONG)color;
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if (pdcattr->crForegroundClr != color)
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{
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pdcattr->ulDirty_ |= (DIRTY_TEXT|DIRTY_LINE|DIRTY_FILL);
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pdcattr->crForegroundClr = color;
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}
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DC_vUpdateTextBrush(pdc);
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DC_vUpdateLineBrush(pdc);
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DC_vUpdateFillBrush(pdc);
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DC_UnlockDc(pdc);
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return crOldColor;
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}
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COLORREF FASTCALL
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IntSetDCBrushColor(HDC hdc, COLORREF crColor)
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{
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COLORREF OldColor = CLR_INVALID;
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PDC dc;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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else
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{
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OldColor = (COLORREF) dc->pdcattr->ulBrushClr;
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dc->pdcattr->ulBrushClr = (ULONG) crColor;
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if ( dc->pdcattr->crBrushClr != crColor )
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{
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dc->pdcattr->ulDirty_ |= DIRTY_FILL;
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dc->pdcattr->crBrushClr = crColor;
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}
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}
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DC_UnlockDc(dc);
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return OldColor;
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}
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BOOL FASTCALL
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GreSetBrushOrg(
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HDC hdc,
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INT x,
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INT y,
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LPPOINT pptOut)
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{
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PDC pdc = DC_LockDc(hdc);
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if (pdc == NULL)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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if (pptOut != NULL)
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{
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*pptOut = pdc->pdcattr->ptlBrushOrigin;
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}
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pdc->pdcattr->ptlBrushOrigin.x = x;
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pdc->pdcattr->ptlBrushOrigin.y = y;
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DC_vSetBrushOrigin(pdc, x, y);
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DC_UnlockDc(pdc);
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return TRUE;
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}
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COLORREF FASTCALL
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IntSetDCPenColor(HDC hdc, COLORREF crColor)
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{
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COLORREF OldColor;
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PDC dc;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_PARAMETER);
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return CLR_INVALID;
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}
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OldColor = (COLORREF)dc->pdcattr->ulPenClr;
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dc->pdcattr->ulPenClr = (ULONG)crColor;
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if (dc->pdcattr->crPenClr != crColor)
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{
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dc->pdcattr->ulDirty_ |= DIRTY_LINE;
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dc->pdcattr->crPenClr = crColor;
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}
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DC_UnlockDc(dc);
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return OldColor;
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}
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int
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FASTCALL
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GreSetStretchBltMode(HDC hDC, int iStretchMode)
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{
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PDC pdc;
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PDC_ATTR pdcattr;
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INT oSMode = 0;
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pdc = DC_LockDc(hDC);
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if (pdc)
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{
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pdcattr = pdc->pdcattr;
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oSMode = pdcattr->lStretchBltMode;
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pdcattr->lStretchBltMode = iStretchMode;
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// Wine returns an error here. We set the default.
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if ((iStretchMode <= 0) || (iStretchMode > MAXSTRETCHBLTMODE)) iStretchMode = WHITEONBLACK;
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pdcattr->jStretchBltMode = iStretchMode;
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DC_UnlockDc(pdc);
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}
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return oSMode;
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}
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int FASTCALL
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GreGetGraphicsMode(HDC hdc)
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{
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PDC dc;
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int GraphicsMode;
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if (!(dc = DC_LockDc(hdc)))
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return CLR_INVALID;
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}
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GraphicsMode = dc->pdcattr->iGraphicsMode;
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DC_UnlockDc(dc);
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return GraphicsMode;
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}
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VOID
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FASTCALL
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DCU_SetDcUndeletable(HDC hDC)
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{
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PDC dc = DC_LockDc(hDC);
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if (!dc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return;
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}
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dc->fs |= DC_FLAG_PERMANENT;
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DC_UnlockDc(dc);
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return;
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}
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#if 0
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BOOL FASTCALL
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IntIsPrimarySurface(SURFOBJ *SurfObj)
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{
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if (PrimarySurface.pSurface == NULL)
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{
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return FALSE;
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}
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return SurfObj->hsurf == PrimarySurface.pSurface; // <- FIXME: WTF?
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}
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#endif
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BOOL
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FASTCALL
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IntSetDefaultRegion(PDC pdc)
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{
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PSURFACE pSurface;
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PREGION prgn;
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RECTL rclWnd, rclClip;
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IntGdiReleaseRaoRgn(pdc);
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rclWnd.left = 0;
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rclWnd.top = 0;
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rclWnd.right = pdc->dclevel.sizl.cx;
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rclWnd.bottom = pdc->dclevel.sizl.cy;
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rclClip = rclWnd;
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//EngAcquireSemaphoreShared(pdc->ppdev->hsemDevLock);
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if (pdc->ppdev->flFlags & PDEV_META_DEVICE)
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{
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pSurface = pdc->dclevel.pSurface;
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if (pSurface && pSurface->flags & PDEV_SURFACE)
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{
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rclClip.left += pdc->ppdev->ptlOrigion.x;
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rclClip.top += pdc->ppdev->ptlOrigion.y;
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rclClip.right += pdc->ppdev->ptlOrigion.x;
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rclClip.bottom += pdc->ppdev->ptlOrigion.y;
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}
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}
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//EngReleaseSemaphore(pdc->ppdev->hsemDevLock);
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prgn = pdc->prgnVis;
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if (prgn && prgn != prgnDefault)
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{
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REGION_SetRectRgn( prgn,
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rclClip.left,
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rclClip.top,
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rclClip.right ,
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rclClip.bottom );
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}
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else
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{
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prgn = IntSysCreateRectpRgn( rclClip.left,
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rclClip.top,
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rclClip.right ,
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rclClip.bottom );
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pdc->prgnVis = prgn;
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}
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if (prgn)
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{
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pdc->ptlDCOrig.x = 0;
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pdc->ptlDCOrig.y = 0;
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pdc->erclWindow = rclWnd;
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pdc->erclClip = rclClip;
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/* Might be an InitDC or DCE... */
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pdc->ptlFillOrigin = pdc->dcattr.ptlBrushOrigin;
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return TRUE;
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}
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// No Vis use the Default System Region.
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pdc->prgnVis = prgnDefault;
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return FALSE;
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}
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BOOL APIENTRY
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NtGdiCancelDC(HDC hDC)
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{
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UNIMPLEMENTED;
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return FALSE;
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}
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WORD APIENTRY
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IntGdiSetHookFlags(HDC hDC, WORD Flags)
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{
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WORD wRet;
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DC *dc = DC_LockDc(hDC);
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if (NULL == dc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return 0;
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}
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wRet = dc->fs & DC_FLAG_DIRTY_RAO; // FIXME: Wrong flag!
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/* Info in "Undocumented Windows" is slightly confusing. */
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DPRINT("DC %p, Flags %04x\n", hDC, Flags);
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if (Flags & DCHF_INVALIDATEVISRGN)
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{
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/* hVisRgn has to be updated */
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dc->fs |= DC_FLAG_DIRTY_RAO;
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}
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else if (Flags & DCHF_VALIDATEVISRGN || 0 == Flags)
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{
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//dc->fs &= ~DC_FLAG_DIRTY_RAO;
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}
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DC_UnlockDc(dc);
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return wRet;
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}
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BOOL
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APIENTRY
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NtGdiGetDCDword(
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HDC hDC,
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UINT u,
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DWORD *Result)
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{
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BOOL Ret = TRUE;
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PDC pdc;
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PDC_ATTR pdcattr;
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DWORD SafeResult = 0;
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NTSTATUS Status = STATUS_SUCCESS;
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if (!Result)
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{
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EngSetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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pdc = DC_LockDc(hDC);
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if (!pdc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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pdcattr = pdc->pdcattr;
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switch (u)
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{
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case GdiGetJournal:
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break;
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case GdiGetRelAbs:
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SafeResult = pdcattr->lRelAbs;
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break;
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case GdiGetBreakExtra:
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SafeResult = pdcattr->lBreakExtra;
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break;
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case GdiGerCharBreak:
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SafeResult = pdcattr->cBreak;
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break;
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case GdiGetArcDirection:
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if (pdcattr->dwLayout & LAYOUT_RTL)
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SafeResult = AD_CLOCKWISE - ((pdc->dclevel.flPath & DCPATH_CLOCKWISE) != 0);
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else
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SafeResult = ((pdc->dclevel.flPath & DCPATH_CLOCKWISE) != 0) + AD_COUNTERCLOCKWISE;
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break;
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case GdiGetEMFRestorDc:
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SafeResult = pdc->dclevel.lSaveDepth;
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break;
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case GdiGetFontLanguageInfo:
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SafeResult = IntGetFontLanguageInfo(pdc);
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break;
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case GdiGetIsMemDc:
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SafeResult = pdc->dctype;
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break;
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case GdiGetMapMode:
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SafeResult = pdcattr->iMapMode;
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break;
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case GdiGetTextCharExtra:
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SafeResult = pdcattr->lTextExtra;
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break;
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default:
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EngSetLastError(ERROR_INVALID_PARAMETER);
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Ret = FALSE;
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break;
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}
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if (Ret)
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{
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_SEH2_TRY
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{
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ProbeForWrite(Result, sizeof(DWORD), 1);
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*Result = SafeResult;
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}
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_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
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{
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Status = _SEH2_GetExceptionCode();
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}
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_SEH2_END;
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if (!NT_SUCCESS(Status))
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{
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SetLastNtError(Status);
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Ret = FALSE;
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}
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}
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DC_UnlockDc(pdc);
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return Ret;
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}
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_Success_(return != FALSE)
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BOOL
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APIENTRY
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NtGdiGetAndSetDCDword(
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_In_ HDC hdc,
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_In_ UINT u,
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_In_ DWORD dwIn,
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_Out_ DWORD *pdwResult)
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|
{
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BOOL Ret = TRUE;
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PDC pdc;
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PDC_ATTR pdcattr;
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DWORD SafeResult = 0;
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NTSTATUS Status = STATUS_SUCCESS;
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if (!pdwResult)
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{
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EngSetLastError(ERROR_INVALID_PARAMETER);
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return FALSE;
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}
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pdc = DC_LockDc(hdc);
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if (!pdc)
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{
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EngSetLastError(ERROR_INVALID_HANDLE);
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return FALSE;
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}
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pdcattr = pdc->pdcattr;
|
|
|
|
switch (u)
|
|
{
|
|
case GdiGetSetEPSPrintingEscape:
|
|
SafeResult = pdc->fs & DC_EPSPRINTINGESCAPE;
|
|
pdc->fs &= ~DC_EPSPRINTINGESCAPE;
|
|
break;
|
|
|
|
case GdiGetSetCopyCount:
|
|
SafeResult = pdc->ulCopyCount;
|
|
pdc->ulCopyCount = dwIn;
|
|
break;
|
|
|
|
case GdiGetSetTextAlign:
|
|
SafeResult = pdcattr->lTextAlign;
|
|
pdcattr->lTextAlign = dwIn;
|
|
// pdcattr->flTextAlign = dwIn; // Flags!
|
|
break;
|
|
|
|
case GdiGetSetRelAbs:
|
|
SafeResult = pdcattr->lRelAbs;
|
|
pdcattr->lRelAbs = dwIn;
|
|
break;
|
|
|
|
case GdiGetSetTextCharExtra:
|
|
SafeResult = pdcattr->lTextExtra;
|
|
pdcattr->lTextExtra = dwIn;
|
|
break;
|
|
|
|
case GdiGetSetSelectFont:
|
|
break;
|
|
|
|
case GdiGetSetMapperFlagsInternal:
|
|
if (dwIn & ~1)
|
|
{
|
|
EngSetLastError(ERROR_INVALID_PARAMETER);
|
|
Ret = FALSE;
|
|
break;
|
|
}
|
|
SafeResult = pdcattr->flFontMapper;
|
|
pdcattr->flFontMapper = dwIn;
|
|
break;
|
|
|
|
case GdiGetSetMapMode:
|
|
SafeResult = IntGdiSetMapMode(pdc, dwIn);
|
|
break;
|
|
|
|
case GdiGetSetArcDirection:
|
|
if (dwIn != AD_COUNTERCLOCKWISE && dwIn != AD_CLOCKWISE)
|
|
{
|
|
EngSetLastError(ERROR_INVALID_PARAMETER);
|
|
Ret = FALSE;
|
|
break;
|
|
}
|
|
if (pdcattr->dwLayout & LAYOUT_RTL) // Right to Left
|
|
{
|
|
SafeResult = AD_CLOCKWISE - ((pdc->dclevel.flPath & DCPATH_CLOCKWISE) != 0);
|
|
if (dwIn == AD_CLOCKWISE)
|
|
{
|
|
pdc->dclevel.flPath &= ~DCPATH_CLOCKWISE;
|
|
break;
|
|
}
|
|
pdc->dclevel.flPath |= DCPATH_CLOCKWISE;
|
|
}
|
|
else // Left to Right
|
|
{
|
|
SafeResult = ((pdc->dclevel.flPath & DCPATH_CLOCKWISE) != 0) +
|
|
AD_COUNTERCLOCKWISE;
|
|
if (dwIn == AD_COUNTERCLOCKWISE)
|
|
{
|
|
pdc->dclevel.flPath &= ~DCPATH_CLOCKWISE;
|
|
break;
|
|
}
|
|
pdc->dclevel.flPath |= DCPATH_CLOCKWISE;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
EngSetLastError(ERROR_INVALID_PARAMETER);
|
|
Ret = FALSE;
|
|
break;
|
|
}
|
|
|
|
if (Ret)
|
|
{
|
|
_SEH2_TRY
|
|
{
|
|
ProbeForWrite(pdwResult, sizeof(DWORD), 1);
|
|
*pdwResult = SafeResult;
|
|
}
|
|
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
Status = _SEH2_GetExceptionCode();
|
|
}
|
|
_SEH2_END;
|
|
|
|
if (!NT_SUCCESS(Status))
|
|
{
|
|
SetLastNtError(Status);
|
|
Ret = FALSE;
|
|
}
|
|
}
|
|
|
|
DC_UnlockDc(pdc);
|
|
return Ret;
|
|
}
|
|
|
|
VOID
|
|
FASTCALL
|
|
IntUpdateBoundsRect(PDC pdc, PRECTL pRect)
|
|
{
|
|
if (pdc->fs & DC_ACCUM_APP)
|
|
{
|
|
RECTL_bUnionRect(&pdc->erclBoundsApp, &pdc->erclBoundsApp, pRect);
|
|
}
|
|
if (pdc->fs & DC_ACCUM_WMGR)
|
|
{
|
|
RECTL_bUnionRect(&pdc->erclBounds, &pdc->erclBounds, pRect);
|
|
}
|
|
}
|
|
|
|
DWORD
|
|
APIENTRY
|
|
NtGdiGetBoundsRect(
|
|
IN HDC hdc,
|
|
OUT LPRECT prc,
|
|
IN DWORD flags)
|
|
{
|
|
DWORD ret;
|
|
PDC pdc;
|
|
RECT rc;
|
|
|
|
/* Lock the DC */
|
|
if (!(pdc = DC_LockDc(hdc))) return 0;
|
|
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
{
|
|
rc = pdc->erclBoundsApp;
|
|
|
|
if (RECTL_bIsEmptyRect(&rc))
|
|
{
|
|
rc.left = rc.top = rc.right = rc.bottom = 0;
|
|
ret = DCB_RESET;
|
|
}
|
|
else
|
|
{
|
|
RECTL rcRgn;
|
|
if (pdc->fs & DC_FLAG_DIRTY_RAO) CLIPPING_UpdateGCRegion(pdc);
|
|
if(!REGION_GetRgnBox(pdc->prgnRao, &rcRgn))
|
|
{
|
|
REGION_GetRgnBox(pdc->prgnVis, &rcRgn);
|
|
}
|
|
rc.left = max( rc.left, 0 );
|
|
rc.top = max( rc.top, 0 );
|
|
rc.right = min( rc.right, rcRgn.right - rcRgn.left );
|
|
rc.bottom = min( rc.bottom, rcRgn.bottom - rcRgn.top );
|
|
DPRINT("Rao dc %p r %d b %d\n",pdc,rcRgn.right - rcRgn.left, rcRgn.bottom - rcRgn.top);
|
|
DPRINT("rc l %d t %d\n",rc.left,rc.top);
|
|
DPRINT(" r %d b %d\n",rc.right,rc.bottom);
|
|
ret = DCB_SET;
|
|
}
|
|
IntDPtoLP(pdc, (PPOINTL)&rc, 2);
|
|
DPRINT("rc1 l %d t %d\n",rc.left,rc.top);
|
|
DPRINT(" r %d b %d\n",rc.right,rc.bottom);
|
|
}
|
|
else
|
|
{
|
|
rc = pdc->erclBounds;
|
|
ret = DCB_SET;
|
|
}
|
|
|
|
/* Copy the rect to the caller */
|
|
_SEH2_TRY
|
|
{
|
|
ProbeForWrite(prc, sizeof(RECT), 1);
|
|
*prc = rc;
|
|
}
|
|
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
ret = 0;
|
|
}
|
|
_SEH2_END;
|
|
|
|
if (flags & DCB_RESET)
|
|
{
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
{
|
|
pdc->erclBoundsApp.left = pdc->erclBoundsApp.top = INT_MAX;
|
|
pdc->erclBoundsApp.right = pdc->erclBoundsApp.bottom = INT_MIN;
|
|
}
|
|
else
|
|
{
|
|
pdc->erclBounds.left = pdc->erclBounds.top = INT_MAX;
|
|
pdc->erclBounds.right = pdc->erclBounds.bottom = INT_MIN;
|
|
}
|
|
}
|
|
|
|
DC_UnlockDc(pdc);
|
|
return ret;
|
|
}
|
|
|
|
DWORD
|
|
APIENTRY
|
|
NtGdiSetBoundsRect(
|
|
IN HDC hdc,
|
|
IN LPRECT prc,
|
|
IN DWORD flags)
|
|
{
|
|
DWORD ret;
|
|
PDC pdc;
|
|
RECTL rcl;
|
|
|
|
/* Verify arguments */
|
|
if ((flags & DCB_ENABLE) && (flags & DCB_DISABLE)) return 0;
|
|
|
|
/* Lock the DC */
|
|
if (!(pdc = DC_LockDc(hdc))) return 0;
|
|
|
|
/* Get the return value */
|
|
ret = DCB_RESET; /* we don't have device-specific bounds */
|
|
ret = (pdc->fs & (DC_ACCUM_APP|DC_ACCUM_WMGR) ? DCB_ENABLE : DCB_DISABLE) |
|
|
(RECTL_bIsEmptyRect(&pdc->erclBoundsApp) ? ret & DCB_SET : DCB_SET );
|
|
ret |= (flags & DCB_WINDOWMGR);
|
|
|
|
if (flags & DCB_RESET)
|
|
{
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
{
|
|
pdc->erclBoundsApp.left = pdc->erclBoundsApp.top = INT_MAX;
|
|
pdc->erclBoundsApp.right = pdc->erclBoundsApp.bottom = INT_MIN;
|
|
}
|
|
else
|
|
{
|
|
pdc->erclBounds.left = pdc->erclBounds.top = INT_MAX;
|
|
pdc->erclBounds.right = pdc->erclBounds.bottom = INT_MIN;
|
|
}
|
|
}
|
|
|
|
if (flags & DCB_ACCUMULATE && prc != NULL)
|
|
{
|
|
/* Capture the rect */
|
|
_SEH2_TRY
|
|
{
|
|
ProbeForRead(prc, sizeof(RECT), 1);
|
|
rcl = *prc;
|
|
}
|
|
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
|
|
{
|
|
DC_UnlockDc(pdc);
|
|
_SEH2_YIELD(return 0;)
|
|
}
|
|
_SEH2_END;
|
|
|
|
RECTL_vMakeWellOrdered(&rcl);
|
|
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
{
|
|
IntLPtoDP( pdc, (POINT *)&rcl, 2 );
|
|
RECTL_bUnionRect(&pdc->erclBoundsApp, &pdc->erclBoundsApp, &rcl);
|
|
}
|
|
else
|
|
RECTL_bUnionRect(&pdc->erclBounds, &pdc->erclBounds, &rcl);
|
|
}
|
|
|
|
if (flags & DCB_ENABLE)
|
|
{
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
pdc->fs |= DC_ACCUM_APP;
|
|
else
|
|
pdc->fs |= DC_ACCUM_WMGR;
|
|
}
|
|
if (flags & DCB_DISABLE)
|
|
{
|
|
if (!(flags & DCB_WINDOWMGR))
|
|
pdc->fs &= ~DC_ACCUM_APP;
|
|
else
|
|
pdc->fs &= ~DC_ACCUM_WMGR;
|
|
}
|
|
DC_UnlockDc(pdc);
|
|
return ret;
|
|
}
|
|
|
|
/* Translates a COLORREF to the right color in the specified DC color space */
|
|
ULONG
|
|
TranslateCOLORREF(PDC pdc, COLORREF crColor)
|
|
{
|
|
PSURFACE psurfDC;
|
|
PPALETTE ppalDC;
|
|
ULONG index, ulColor, iBitmapFormat;
|
|
EXLATEOBJ exlo;
|
|
|
|
/* Get the DC surface */
|
|
psurfDC = pdc->dclevel.pSurface;
|
|
|
|
/* If no surface is selected, use the default bitmap */
|
|
if (!psurfDC)
|
|
psurfDC = psurfDefaultBitmap;
|
|
|
|
/* Check what color type this is */
|
|
switch (crColor >> 24)
|
|
{
|
|
case 0x00: /* RGB color */
|
|
break;
|
|
|
|
case 0x01: /* PALETTEINDEX */
|
|
index = crColor & 0xFFFFFF;
|
|
ppalDC = pdc->dclevel.ppal;
|
|
if (index >= ppalDC->NumColors) index = 0;
|
|
|
|
/* Get the RGB value */
|
|
crColor = PALETTE_ulGetRGBColorFromIndex(ppalDC, index);
|
|
break;
|
|
|
|
case 0x02: /* PALETTERGB */
|
|
|
|
if (pdc->dclevel.hpal != StockObjects[DEFAULT_PALETTE])
|
|
{
|
|
/* First find the nearest index in the dc palette */
|
|
ppalDC = pdc->dclevel.ppal;
|
|
index = PALETTE_ulGetNearestIndex(ppalDC, crColor & 0xFFFFFF);
|
|
|
|
/* Get the RGB value */
|
|
crColor = PALETTE_ulGetRGBColorFromIndex(ppalDC, index);
|
|
}
|
|
else
|
|
{
|
|
/* Use the pure color */
|
|
crColor = crColor & 0x00FFFFFF;
|
|
}
|
|
break;
|
|
|
|
case 0x10: /* DIBINDEX */
|
|
/* Mask the value to match the target bpp */
|
|
iBitmapFormat = psurfDC->SurfObj.iBitmapFormat;
|
|
if (iBitmapFormat == BMF_1BPP) index = crColor & 0x1;
|
|
else if (iBitmapFormat == BMF_4BPP) index = crColor & 0xf;
|
|
else if (iBitmapFormat == BMF_8BPP) index = crColor & 0xFF;
|
|
else if (iBitmapFormat == BMF_16BPP) index = crColor & 0xFFFF;
|
|
else index = crColor & 0xFFFFFF;
|
|
return index;
|
|
|
|
default:
|
|
DPRINT("Unsupported color type %u passed\n", crColor >> 24);
|
|
crColor &= 0xFFFFFF;
|
|
}
|
|
|
|
/* Initialize an XLATEOBJ from RGB to the target surface */
|
|
EXLATEOBJ_vInitialize(&exlo, &gpalRGB, psurfDC->ppal, 0xFFFFFF, 0, 0);
|
|
|
|
/* Translate the color to the target format */
|
|
ulColor = XLATEOBJ_iXlate(&exlo.xlo, crColor);
|
|
|
|
/* Cleanup the XLATEOBJ */
|
|
EXLATEOBJ_vCleanup(&exlo);
|
|
|
|
return ulColor;
|
|
}
|
|
|
|
|