office-gobmx/vcl/win/source/gdi/salgdi.cxx
Marcos Paulo de Souza 0f200cc30e fdo#63154: Change Min/Max/Abs for std::min/max/abs
Now all these usages were removed from LO.

Change-Id: I8a7233db20abdcdbb18428ad4004c78cc516a0e6
Reviewed-on: https://gerrit.libreoffice.org/3326
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>
2013-04-20 11:09:54 +00:00

1843 lines
60 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <stdio.h>
#include <string.h>
#include <svsys.h>
#include <rtl/strbuf.hxx>
#include <tools/debug.hxx>
#include <tools/poly.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <win/wincomp.hxx>
#include <win/saldata.hxx>
#include <win/salgdi.h>
#include <win/salframe.h>
#include <region.h>
// =======================================================================
// comment out to prevent use of beziers on GDI functions
#define USE_GDI_BEZIERS
// =======================================================================
#define DITHER_PAL_DELTA 51
#define DITHER_PAL_STEPS 6
#define DITHER_PAL_COUNT (DITHER_PAL_STEPS*DITHER_PAL_STEPS*DITHER_PAL_STEPS)
#define DITHER_MAX_SYSCOLOR 16
#define DITHER_EXTRA_COLORS 1
#define DMAP( _def_nVal, _def_nThres ) ((pDitherDiff[_def_nVal]>(_def_nThres))?pDitherHigh[_def_nVal]:pDitherLow[_def_nVal])
// =======================================================================
struct SysColorEntry
{
DWORD nRGB;
SysColorEntry* pNext;
};
// =======================================================================
static SysColorEntry* pFirstSysColor = NULL;
static SysColorEntry* pActSysColor = NULL;
// -----------------------------------------------------------------------------
// Blue7
static PALETTEENTRY aImplExtraColor1 =
{
0, 184, 255, 0
};
// -----------------------------------------------------------------------------
static PALETTEENTRY aImplSalSysPalEntryAry[ DITHER_MAX_SYSCOLOR ] =
{
{ 0, 0, 0, 0 },
{ 0, 0, 0x80, 0 },
{ 0, 0x80, 0, 0 },
{ 0, 0x80, 0x80, 0 },
{ 0x80, 0, 0, 0 },
{ 0x80, 0, 0x80, 0 },
{ 0x80, 0x80, 0, 0 },
{ 0x80, 0x80, 0x80, 0 },
{ 0xC0, 0xC0, 0xC0, 0 },
{ 0, 0, 0xFF, 0 },
{ 0, 0xFF, 0, 0 },
{ 0, 0xFF, 0xFF, 0 },
{ 0xFF, 0, 0, 0 },
{ 0xFF, 0, 0xFF, 0 },
{ 0xFF, 0xFF, 0, 0 },
{ 0xFF, 0xFF, 0xFF, 0 }
};
// -----------------------------------------------------------------------------
static BYTE aOrdDither8Bit[8][8] =
{
{ 0, 38, 9, 48, 2, 40, 12, 50 },
{ 25, 12, 35, 22, 28, 15, 37, 24 },
{ 6, 44, 3, 41, 8, 47, 5, 44 },
{ 32, 19, 28, 16, 34, 21, 31, 18 },
{ 1, 40, 11, 49, 0, 39, 10, 48 },
{ 27, 14, 36, 24, 26, 13, 36, 23 },
{ 8, 46, 4, 43, 7, 45, 4, 42 },
{ 33, 20, 30, 17, 32, 20, 29, 16 }
};
// -----------------------------------------------------------------------------
static BYTE aOrdDither16Bit[8][8] =
{
{ 0, 6, 1, 7, 0, 6, 1, 7 },
{ 4, 2, 5, 3, 4, 2, 5, 3 },
{ 1, 7, 0, 6, 1, 7, 0, 6 },
{ 5, 3, 4, 2, 5, 3, 4, 2 },
{ 0, 6, 1, 7, 0, 6, 1, 7 },
{ 4, 2, 5, 3, 4, 2, 5, 3 },
{ 1, 7, 0, 6, 1, 7, 0, 6 },
{ 5, 3, 4, 2, 5, 3, 4, 2 }
};
// =======================================================================
// we must create pens with 1-pixel width; otherwise the S3-graphics card
// map has many paint problems when drawing polygons/polyLines and a
// complex is set
#define GSL_PEN_WIDTH 1
// =======================================================================
#define SAL_POLYPOLYCOUNT_STACKBUF 8
#define SAL_POLYPOLYPOINTS_STACKBUF 64
// =======================================================================
void ImplInitSalGDI()
{
SalData* pSalData = GetSalData();
// init stock brushes
pSalData->maStockPenColorAry[0] = PALETTERGB( 0, 0, 0 );
pSalData->maStockPenColorAry[1] = PALETTERGB( 0xFF, 0xFF, 0xFF );
pSalData->maStockPenColorAry[2] = PALETTERGB( 0xC0, 0xC0, 0xC0 );
pSalData->maStockPenColorAry[3] = PALETTERGB( 0x80, 0x80, 0x80 );
pSalData->mhStockPenAry[0] = CreatePen( PS_SOLID, GSL_PEN_WIDTH, pSalData->maStockPenColorAry[0] );
pSalData->mhStockPenAry[1] = CreatePen( PS_SOLID, GSL_PEN_WIDTH, pSalData->maStockPenColorAry[1] );
pSalData->mhStockPenAry[2] = CreatePen( PS_SOLID, GSL_PEN_WIDTH, pSalData->maStockPenColorAry[2] );
pSalData->mhStockPenAry[3] = CreatePen( PS_SOLID, GSL_PEN_WIDTH, pSalData->maStockPenColorAry[3] );
pSalData->mnStockPenCount = 4;
pSalData->maStockBrushColorAry[0] = PALETTERGB( 0, 0, 0 );
pSalData->maStockBrushColorAry[1] = PALETTERGB( 0xFF, 0xFF, 0xFF );
pSalData->maStockBrushColorAry[2] = PALETTERGB( 0xC0, 0xC0, 0xC0 );
pSalData->maStockBrushColorAry[3] = PALETTERGB( 0x80, 0x80, 0x80 );
pSalData->mhStockBrushAry[0] = CreateSolidBrush( pSalData->maStockBrushColorAry[0] );
pSalData->mhStockBrushAry[1] = CreateSolidBrush( pSalData->maStockBrushColorAry[1] );
pSalData->mhStockBrushAry[2] = CreateSolidBrush( pSalData->maStockBrushColorAry[2] );
pSalData->mhStockBrushAry[3] = CreateSolidBrush( pSalData->maStockBrushColorAry[3] );
pSalData->mnStockBrushCount = 4;
// initialize cache of device contexts
pSalData->mpHDCCache = new HDCCache[ CACHESIZE_HDC ];
memset( pSalData->mpHDCCache, 0, CACHESIZE_HDC * sizeof( HDCCache ) );
// initialize temporary font list
pSalData->mpTempFontItem = NULL;
// support palettes for 256 color displays
HDC hDC = GetDC( 0 );
int nBitsPixel = GetDeviceCaps( hDC, BITSPIXEL );
int nPlanes = GetDeviceCaps( hDC, PLANES );
int nRasterCaps = GetDeviceCaps( hDC, RASTERCAPS );
int nBitCount = nBitsPixel * nPlanes;
if ( (nBitCount > 8) && (nBitCount < 24) )
{
// test, if we have to dither
HDC hMemDC = ::CreateCompatibleDC( hDC );
HBITMAP hMemBmp = ::CreateCompatibleBitmap( hDC, 8, 8 );
HBITMAP hBmpOld = (HBITMAP) ::SelectObject( hMemDC, hMemBmp );
HBRUSH hMemBrush = ::CreateSolidBrush( PALETTERGB( 175, 171, 169 ) );
HBRUSH hBrushOld = (HBRUSH) ::SelectObject( hMemDC, hMemBrush );
sal_Bool bDither16 = TRUE;
::PatBlt( hMemDC, 0, 0, 8, 8, PATCOPY );
const COLORREF aCol( ::GetPixel( hMemDC, 0, 0 ) );
for( int nY = 0; ( nY < 8 ) && bDither16; nY++ )
for( int nX = 0; ( nX < 8 ) && bDither16; nX++ )
if( ::GetPixel( hMemDC, nX, nY ) != aCol )
bDither16 = FALSE;
::SelectObject( hMemDC, hBrushOld ), ::DeleteObject( hMemBrush );
::SelectObject( hMemDC, hBmpOld ), ::DeleteObject( hMemBmp );
::DeleteDC( hMemDC );
if( bDither16 )
{
// create DIBPattern for 16Bit dithering
long n;
pSalData->mhDitherDIB = GlobalAlloc( GMEM_FIXED, sizeof( BITMAPINFOHEADER ) + 192 );
pSalData->mpDitherDIB = (BYTE*) GlobalLock( pSalData->mhDitherDIB );
pSalData->mpDitherDiff = new long[ 256 ];
pSalData->mpDitherLow = new BYTE[ 256 ];
pSalData->mpDitherHigh = new BYTE[ 256 ];
pSalData->mpDitherDIBData = pSalData->mpDitherDIB + sizeof( BITMAPINFOHEADER );
memset( pSalData->mpDitherDIB, 0, sizeof( BITMAPINFOHEADER ) );
BITMAPINFOHEADER* pBIH = (BITMAPINFOHEADER*) pSalData->mpDitherDIB;
pBIH->biSize = sizeof( BITMAPINFOHEADER );
pBIH->biWidth = 8;
pBIH->biHeight = 8;
pBIH->biPlanes = 1;
pBIH->biBitCount = 24;
for( n = 0; n < 256L; n++ )
pSalData->mpDitherDiff[ n ] = n - ( n & 248L );
for( n = 0; n < 256L; n++ )
pSalData->mpDitherLow[ n ] = (BYTE) ( n & 248 );
for( n = 0; n < 256L; n++ )
pSalData->mpDitherHigh[ n ] = (BYTE) std::min( pSalData->mpDitherLow[ n ] + 8L, 255L );
}
}
else if ( (nRasterCaps & RC_PALETTE) && (nBitCount == 8) )
{
BYTE nRed, nGreen, nBlue;
BYTE nR, nG, nB;
PALETTEENTRY* pPalEntry;
LOGPALETTE* pLogPal;
const sal_uInt16 nDitherPalCount = DITHER_PAL_COUNT;
sal_uLong nTotalCount = DITHER_MAX_SYSCOLOR + nDitherPalCount + DITHER_EXTRA_COLORS;
// create logical palette
pLogPal = (LOGPALETTE*) new char[ sizeof( LOGPALETTE ) + ( nTotalCount * sizeof( PALETTEENTRY ) ) ];
pLogPal->palVersion = 0x0300;
pLogPal->palNumEntries = (sal_uInt16) nTotalCount;
pPalEntry = pLogPal->palPalEntry;
// Standard colors
memcpy( pPalEntry, aImplSalSysPalEntryAry, DITHER_MAX_SYSCOLOR * sizeof( PALETTEENTRY ) );
pPalEntry += DITHER_MAX_SYSCOLOR;
// own palette (6/6/6)
for( nB=0, nBlue=0; nB < DITHER_PAL_STEPS; nB++, nBlue += DITHER_PAL_DELTA )
{
for( nG=0, nGreen=0; nG < DITHER_PAL_STEPS; nG++, nGreen += DITHER_PAL_DELTA )
{
for( nR=0, nRed=0; nR < DITHER_PAL_STEPS; nR++, nRed += DITHER_PAL_DELTA )
{
pPalEntry->peRed = nRed;
pPalEntry->peGreen = nGreen;
pPalEntry->peBlue = nBlue;
pPalEntry->peFlags = 0;
pPalEntry++;
}
}
}
// insert special 'Blue' as standard drawing color
*pPalEntry++ = aImplExtraColor1;
// create palette
pSalData->mhDitherPal = CreatePalette( pLogPal );
delete[] (char*) pLogPal;
if( pSalData->mhDitherPal )
{
// create DIBPattern for 8Bit dithering
long nSize = sizeof( BITMAPINFOHEADER ) + ( 256 * sizeof( short ) ) + 64;
long n;
pSalData->mhDitherDIB = GlobalAlloc( GMEM_FIXED, nSize );
pSalData->mpDitherDIB = (BYTE*) GlobalLock( pSalData->mhDitherDIB );
pSalData->mpDitherDiff = new long[ 256 ];
pSalData->mpDitherLow = new BYTE[ 256 ];
pSalData->mpDitherHigh = new BYTE[ 256 ];
pSalData->mpDitherDIBData = pSalData->mpDitherDIB + sizeof( BITMAPINFOHEADER ) + ( 256 * sizeof( short ) );
memset( pSalData->mpDitherDIB, 0, sizeof( BITMAPINFOHEADER ) );
BITMAPINFOHEADER* pBIH = (BITMAPINFOHEADER*) pSalData->mpDitherDIB;
short* pColors = (short*) ( pSalData->mpDitherDIB + sizeof( BITMAPINFOHEADER ) );
pBIH->biSize = sizeof( BITMAPINFOHEADER );
pBIH->biWidth = 8;
pBIH->biHeight = 8;
pBIH->biPlanes = 1;
pBIH->biBitCount = 8;
for( n = 0; n < nDitherPalCount; n++ )
pColors[ n ] = (short)( n + DITHER_MAX_SYSCOLOR );
for( n = 0; n < 256L; n++ )
pSalData->mpDitherDiff[ n ] = n % 51L;
for( n = 0; n < 256L; n++ )
pSalData->mpDitherLow[ n ] = (BYTE) ( n / 51L );
for( n = 0; n < 256L; n++ )
pSalData->mpDitherHigh[ n ] = (BYTE)std::min( pSalData->mpDitherLow[ n ] + 1, 5 );
}
// get system color entries
ImplUpdateSysColorEntries();
}
ReleaseDC( 0, hDC );
}
// -----------------------------------------------------------------------
void ImplFreeSalGDI()
{
SalData* pSalData = GetSalData();
// destroy stock objects
int i;
for ( i = 0; i < pSalData->mnStockPenCount; i++ )
DeletePen( pSalData->mhStockPenAry[i] );
for ( i = 0; i < pSalData->mnStockBrushCount; i++ )
DeleteBrush( pSalData->mhStockBrushAry[i] );
// delete 50% Brush
if ( pSalData->mh50Brush )
{
DeleteBrush( pSalData->mh50Brush );
pSalData->mh50Brush = 0;
}
// delete 50% Bitmap
if ( pSalData->mh50Bmp )
{
DeleteBitmap( pSalData->mh50Bmp );
pSalData->mh50Bmp = 0;
}
ImplClearHDCCache( pSalData );
delete[] pSalData->mpHDCCache;
// delete Ditherpalette, if existing
if ( pSalData->mhDitherPal )
{
DeleteObject( pSalData->mhDitherPal );
pSalData->mhDitherPal = 0;
}
// delete buffers for dithering DIB patterns, if necessary
if ( pSalData->mhDitherDIB )
{
GlobalUnlock( pSalData->mhDitherDIB );
GlobalFree( pSalData->mhDitherDIB );
pSalData->mhDitherDIB = 0;
delete[] pSalData->mpDitherDiff;
delete[] pSalData->mpDitherLow;
delete[] pSalData->mpDitherHigh;
}
// delete SysColorList
SysColorEntry* pEntry = pFirstSysColor;
while( pEntry )
{
SysColorEntry* pTmp = pEntry->pNext;
delete pEntry;
pEntry = pTmp;
}
pFirstSysColor = NULL;
// delete icon cache
SalIcon* pIcon = pSalData->mpFirstIcon;
pSalData->mpFirstIcon = NULL;
while( pIcon )
{
SalIcon* pTmp = pIcon->pNext;
DestroyIcon( pIcon->hIcon );
DestroyIcon( pIcon->hSmallIcon );
delete pIcon;
pIcon = pTmp;
}
// delete temporary font list
ImplReleaseTempFonts( *pSalData );
}
// -----------------------------------------------------------------------
static int ImplIsPaletteEntry( BYTE nRed, BYTE nGreen, BYTE nBlue )
{
// dither color?
if ( !(nRed % DITHER_PAL_DELTA) && !(nGreen % DITHER_PAL_DELTA) && !(nBlue % DITHER_PAL_DELTA) )
return TRUE;
PALETTEENTRY* pPalEntry = aImplSalSysPalEntryAry;
// standard palette color?
for ( sal_uInt16 i = 0; i < DITHER_MAX_SYSCOLOR; i++, pPalEntry++ )
{
if( pPalEntry->peRed == nRed && pPalEntry->peGreen == nGreen && pPalEntry->peBlue == nBlue )
return TRUE;
}
// extra color?
if ( aImplExtraColor1.peRed == nRed &&
aImplExtraColor1.peGreen == nGreen &&
aImplExtraColor1.peBlue == nBlue )
{
return TRUE;
}
return FALSE;
}
// =======================================================================
int ImplIsSysColorEntry( SalColor nSalColor )
{
SysColorEntry* pEntry = pFirstSysColor;
const DWORD nTestRGB = (DWORD)RGB( SALCOLOR_RED( nSalColor ),
SALCOLOR_GREEN( nSalColor ),
SALCOLOR_BLUE( nSalColor ) );
while ( pEntry )
{
if ( pEntry->nRGB == nTestRGB )
return TRUE;
pEntry = pEntry->pNext;
}
return FALSE;
}
// =======================================================================
static void ImplInsertSysColorEntry( int nSysIndex )
{
const DWORD nRGB = GetSysColor( nSysIndex );
if ( !ImplIsPaletteEntry( GetRValue( nRGB ), GetGValue( nRGB ), GetBValue( nRGB ) ) )
{
if ( !pFirstSysColor )
{
pActSysColor = pFirstSysColor = new SysColorEntry;
pFirstSysColor->nRGB = nRGB;
pFirstSysColor->pNext = NULL;
}
else
{
pActSysColor = pActSysColor->pNext = new SysColorEntry;
pActSysColor->nRGB = nRGB;
pActSysColor->pNext = NULL;
}
}
}
// =======================================================================
void ImplUpdateSysColorEntries()
{
// delete old SysColorList
SysColorEntry* pEntry = pFirstSysColor;
while( pEntry )
{
SysColorEntry* pTmp = pEntry->pNext;
delete pEntry;
pEntry = pTmp;
}
pActSysColor = pFirstSysColor = NULL;
// create new sys color list
ImplInsertSysColorEntry( COLOR_ACTIVEBORDER );
ImplInsertSysColorEntry( COLOR_INACTIVEBORDER );
ImplInsertSysColorEntry( COLOR_GRADIENTACTIVECAPTION );
ImplInsertSysColorEntry( COLOR_GRADIENTINACTIVECAPTION );
ImplInsertSysColorEntry( COLOR_3DFACE );
ImplInsertSysColorEntry( COLOR_3DHILIGHT );
ImplInsertSysColorEntry( COLOR_3DLIGHT );
ImplInsertSysColorEntry( COLOR_3DSHADOW );
ImplInsertSysColorEntry( COLOR_3DDKSHADOW );
ImplInsertSysColorEntry( COLOR_INFOBK );
ImplInsertSysColorEntry( COLOR_INFOTEXT );
ImplInsertSysColorEntry( COLOR_BTNTEXT );
ImplInsertSysColorEntry( COLOR_WINDOW );
ImplInsertSysColorEntry( COLOR_WINDOWTEXT );
ImplInsertSysColorEntry( COLOR_HIGHLIGHT );
ImplInsertSysColorEntry( COLOR_HIGHLIGHTTEXT );
ImplInsertSysColorEntry( COLOR_MENU );
ImplInsertSysColorEntry( COLOR_MENUTEXT );
ImplInsertSysColorEntry( COLOR_ACTIVECAPTION );
ImplInsertSysColorEntry( COLOR_CAPTIONTEXT );
ImplInsertSysColorEntry( COLOR_INACTIVECAPTION );
ImplInsertSysColorEntry( COLOR_INACTIVECAPTIONTEXT );
}
// -----------------------------------------------------------------------
static SalColor ImplGetROPSalColor( SalROPColor nROPColor )
{
SalColor nSalColor;
if ( nROPColor == SAL_ROP_0 )
nSalColor = MAKE_SALCOLOR( 0, 0, 0 );
else
nSalColor = MAKE_SALCOLOR( 255, 255, 255 );
return nSalColor;
}
// =======================================================================
void ImplSalInitGraphics( WinSalGraphics* pData )
{
// calculate the minimal line width for the printer
if ( pData->mbPrinter )
{
int nDPIX = GetDeviceCaps( pData->mhDC, LOGPIXELSX );
if ( nDPIX <= 300 )
pData->mnPenWidth = 0;
else
pData->mnPenWidth = nDPIX/300;
}
::SetTextAlign( pData->mhDC, TA_BASELINE | TA_LEFT | TA_NOUPDATECP );
::SetBkMode( pData->mhDC, TRANSPARENT );
::SetROP2( pData->mhDC, R2_COPYPEN );
}
// -----------------------------------------------------------------------
void ImplSalDeInitGraphics( WinSalGraphics* pData )
{
// clear clip region
SelectClipRgn( pData->mhDC, 0 );
// select default objects
if ( pData->mhDefPen )
SelectPen( pData->mhDC, pData->mhDefPen );
if ( pData->mhDefBrush )
SelectBrush( pData->mhDC, pData->mhDefBrush );
if ( pData->mhDefFont )
SelectFont( pData->mhDC, pData->mhDefFont );
}
// =======================================================================
HDC ImplGetCachedDC( sal_uLong nID, HBITMAP hBmp )
{
SalData* pSalData = GetSalData();
HDCCache* pC = &pSalData->mpHDCCache[ nID ];
if( !pC->mhDC )
{
HDC hDC = GetDC( 0 );
// create new DC sith DefaultBitmap
pC->mhDC = CreateCompatibleDC( hDC );
if( pSalData->mhDitherPal )
{
pC->mhDefPal = SelectPalette( pC->mhDC, pSalData->mhDitherPal, TRUE );
RealizePalette( pC->mhDC );
}
pC->mhSelBmp = CreateCompatibleBitmap( hDC, CACHED_HDC_DEFEXT, CACHED_HDC_DEFEXT );
pC->mhDefBmp = (HBITMAP) SelectObject( pC->mhDC, pC->mhSelBmp );
ReleaseDC( 0, hDC );
}
if ( hBmp )
SelectObject( pC->mhDC, pC->mhActBmp = hBmp );
else
pC->mhActBmp = 0;
return pC->mhDC;
}
// =======================================================================
void ImplReleaseCachedDC( sal_uLong nID )
{
SalData* pSalData = GetSalData();
HDCCache* pC = &pSalData->mpHDCCache[ nID ];
if ( pC->mhActBmp )
SelectObject( pC->mhDC, pC->mhSelBmp );
}
// =======================================================================
void ImplClearHDCCache( SalData* pData )
{
for( sal_uLong i = 0; i < CACHESIZE_HDC; i++ )
{
HDCCache* pC = &pData->mpHDCCache[ i ];
if( pC->mhDC )
{
SelectObject( pC->mhDC, pC->mhDefBmp );
if( pC->mhDefPal )
SelectPalette( pC->mhDC, pC->mhDefPal, TRUE );
DeleteDC( pC->mhDC );
DeleteObject( pC->mhSelBmp );
}
}
}
// =======================================================================
// #100127# Fill point and flag memory from array of points which
// might also contain bezier control points for the PolyDraw() GDI method
// Make sure pWinPointAry and pWinFlagAry are big enough
void ImplPreparePolyDraw( bool bCloseFigures,
sal_uLong nPoly,
const sal_uInt32* pPoints,
const SalPoint* const* pPtAry,
const BYTE* const* pFlgAry,
POINT* pWinPointAry,
BYTE* pWinFlagAry )
{
sal_uLong nCurrPoly;
for( nCurrPoly=0; nCurrPoly<nPoly; ++nCurrPoly )
{
const POINT* pCurrPoint = reinterpret_cast<const POINT*>( *pPtAry++ );
const BYTE* pCurrFlag = *pFlgAry++;
const sal_uInt32 nCurrPoints = *pPoints++;
const bool bHaveFlagArray( pCurrFlag );
sal_uLong nCurrPoint;
if( nCurrPoints )
{
// start figure
*pWinPointAry++ = *pCurrPoint++;
*pWinFlagAry++ = PT_MOVETO;
++pCurrFlag;
for( nCurrPoint=1; nCurrPoint<nCurrPoints; )
{
// #102067# Check existence of flag array
if( bHaveFlagArray &&
( nCurrPoint + 2 ) < nCurrPoints )
{
BYTE P4( pCurrFlag[ 2 ] );
if( ( POLY_CONTROL == pCurrFlag[ 0 ] ) &&
( POLY_CONTROL == pCurrFlag[ 1 ] ) &&
( POLY_NORMAL == P4 || POLY_SMOOTH == P4 || POLY_SYMMTR == P4 ) )
{
// control point one
*pWinPointAry++ = *pCurrPoint++;
*pWinFlagAry++ = PT_BEZIERTO;
// control point two
*pWinPointAry++ = *pCurrPoint++;
*pWinFlagAry++ = PT_BEZIERTO;
// end point
*pWinPointAry++ = *pCurrPoint++;
*pWinFlagAry++ = PT_BEZIERTO;
nCurrPoint += 3;
pCurrFlag += 3;
continue;
}
}
// regular line point
*pWinPointAry++ = *pCurrPoint++;
*pWinFlagAry++ = PT_LINETO;
++pCurrFlag;
++nCurrPoint;
}
// end figure?
if( bCloseFigures )
pWinFlagAry[-1] |= PT_CLOSEFIGURE;
}
}
}
// =======================================================================
// #100127# draw an array of points which might also contain bezier control points
void ImplRenderPath( HDC hdc, sal_uLong nPoints, const SalPoint* pPtAry, const BYTE* pFlgAry )
{
if( nPoints )
{
sal_uInt16 i;
// TODO: profile whether the following options are faster:
// a) look ahead and draw consecutive bezier or line segments by PolyBezierTo/PolyLineTo resp.
// b) convert our flag array to window's and use PolyDraw
MoveToEx( hdc, pPtAry->mnX, pPtAry->mnY, NULL );
++pPtAry; ++pFlgAry;
for( i=1; i<nPoints; ++i, ++pPtAry, ++pFlgAry )
{
if( *pFlgAry != POLY_CONTROL )
{
LineTo( hdc, pPtAry->mnX, pPtAry->mnY );
}
else if( nPoints - i > 2 )
{
PolyBezierTo( hdc, reinterpret_cast<const POINT*>(pPtAry), 3 );
i += 2; pPtAry += 2; pFlgAry += 2;
}
}
}
}
// =======================================================================
WinSalGraphics::WinSalGraphics()
{
for( int i = 0; i < MAX_FALLBACK; ++i )
{
mhFonts[ i ] = 0;
mpWinFontData[ i ] = NULL;
mpWinFontEntry[ i ] = NULL;
mfFontScale[ i ] = 1.0;
}
mfCurrentFontScale = 1.0;
mhDC = 0;
mhPen = 0;
mhBrush = 0;
mhRegion = 0;
mhDefPen = 0;
mhDefBrush = 0;
mhDefFont = 0;
mhDefPal = 0;
mpStdClipRgnData = NULL;
mpLogFont = NULL;
mpFontCharSets = NULL;
mpFontAttrCache = NULL;
mnFontCharSetCount = 0;
mpFontKernPairs = NULL;
mnFontKernPairCount = 0;
mbFontKernInit = FALSE;
mbXORMode = FALSE;
mnPenWidth = GSL_PEN_WIDTH;
}
// -----------------------------------------------------------------------
WinSalGraphics::~WinSalGraphics()
{
// free obsolete GDI objects
ReleaseFonts();
if ( mhPen )
{
if ( !mbStockPen )
DeletePen( mhPen );
}
if ( mhBrush )
{
if ( !mbStockBrush )
DeleteBrush( mhBrush );
}
if ( mhRegion )
{
DeleteRegion( mhRegion );
mhRegion = 0;
}
// delete cache data
if ( mpStdClipRgnData )
delete [] mpStdClipRgnData;
delete mpLogFont;
delete mpFontCharSets;
delete mpFontKernPairs;
}
// -----------------------------------------------------------------------
void WinSalGraphics::GetResolution( long& rDPIX, long& rDPIY )
{
rDPIX = GetDeviceCaps( mhDC, LOGPIXELSX );
rDPIY = GetDeviceCaps( mhDC, LOGPIXELSY );
// #111139# this fixes the symptom of div by zero on startup
// however, printing will fail most likely as communication with
// the printer seems not to work in this case
if( !rDPIX || !rDPIY )
rDPIX = rDPIY = 600;
}
// -----------------------------------------------------------------------
sal_uInt16 WinSalGraphics::GetBitCount() const
{
return (sal_uInt16)GetDeviceCaps( mhDC, BITSPIXEL );
}
// -----------------------------------------------------------------------
long WinSalGraphics::GetGraphicsWidth() const
{
if( mhWnd && IsWindow( mhWnd ) )
{
WinSalFrame* pFrame = GetWindowPtr( mhWnd );
if( pFrame )
{
if( pFrame->maGeometry.nWidth )
return pFrame->maGeometry.nWidth;
else
{
// TODO: perhaps not needed, maGeometry should always be up-to-date
RECT aRect;
GetClientRect( mhWnd, &aRect );
return aRect.right;
}
}
}
return 0;
}
// -----------------------------------------------------------------------
void WinSalGraphics::ResetClipRegion()
{
if ( mhRegion )
{
DeleteRegion( mhRegion );
mhRegion = 0;
}
SelectClipRgn( mhDC, 0 );
}
// -----------------------------------------------------------------------
bool WinSalGraphics::setClipRegion( const Region& i_rClip )
{
if ( mhRegion )
{
DeleteRegion( mhRegion );
mhRegion = 0;
}
if( i_rClip.HasPolyPolygon() )
{
// TODO: ConvertToB2DPolyPolygon actually is kind of const, just it does not advertise it in the header
basegfx::B2DPolyPolygon aPolyPolygon( const_cast<Region&>(i_rClip).ConvertToB2DPolyPolygon() );
const sal_uInt32 nCount(aPolyPolygon.count());
if( nCount )
{
std::vector< POINT > aPolyPoints;
aPolyPoints.reserve( 1024 );
std::vector< INT > aPolyCounts( nCount, 0 );
for(sal_uInt32 a(0); a < nCount; a++)
{
basegfx::B2DPolygon aPoly( aPolyPolygon.getB2DPolygon(a) );
aPoly = basegfx::tools::adaptiveSubdivideByDistance( aPoly, 1 );
const sal_uInt32 nPoints = aPoly.count();
aPolyCounts[a] = nPoints;
for( sal_uInt32 b = 0; b < nPoints; b++ )
{
basegfx::B2DPoint aPt( aPoly.getB2DPoint( b ) );
POINT aPOINT;
aPOINT.x = (LONG)aPt.getX();
aPOINT.y = (LONG)aPt.getY();
aPolyPoints.push_back( aPOINT );
}
}
mhRegion = CreatePolyPolygonRgn( &aPolyPoints[0], &aPolyCounts[0], nCount, ALTERNATE );
}
}
else
{
sal_uLong nRectCount = i_rClip.GetRectCount();
sal_uLong nRectBufSize = sizeof(RECT)*nRectCount;
if ( nRectCount < SAL_CLIPRECT_COUNT )
{
if ( !mpStdClipRgnData )
mpStdClipRgnData = (RGNDATA*)new BYTE[sizeof(RGNDATA)-1+(SAL_CLIPRECT_COUNT*sizeof(RECT))];
mpClipRgnData = mpStdClipRgnData;
}
else
mpClipRgnData = (RGNDATA*)new BYTE[sizeof(RGNDATA)-1+nRectBufSize];
mpClipRgnData->rdh.dwSize = sizeof( RGNDATAHEADER );
mpClipRgnData->rdh.iType = RDH_RECTANGLES;
mpClipRgnData->rdh.nCount = nRectCount;
mpClipRgnData->rdh.nRgnSize = nRectBufSize;
RECT* pBoundRect = &(mpClipRgnData->rdh.rcBound);
SetRectEmpty( pBoundRect );
RECT* pNextClipRect = (RECT*)(&(mpClipRgnData->Buffer));
bool bFirstClipRect = true;
ImplRegionInfo aInfo;
long nX, nY, nW, nH;
bool bRegionRect = i_rClip.ImplGetFirstRect(aInfo, nX, nY, nW, nH );
while( bRegionRect )
{
if ( nW && nH )
{
long nRight = nX + nW;
long nBottom = nY + nH;
if ( bFirstClipRect )
{
pBoundRect->left = nX;
pBoundRect->top = nY;
pBoundRect->right = nRight;
pBoundRect->bottom = nBottom;
bFirstClipRect = false;
}
else
{
if ( nX < pBoundRect->left )
pBoundRect->left = (int)nX;
if ( nY < pBoundRect->top )
pBoundRect->top = (int)nY;
if ( nRight > pBoundRect->right )
pBoundRect->right = (int)nRight;
if ( nBottom > pBoundRect->bottom )
pBoundRect->bottom = (int)nBottom;
}
pNextClipRect->left = (int)nX;
pNextClipRect->top = (int)nY;
pNextClipRect->right = (int)nRight;
pNextClipRect->bottom = (int)nBottom;
pNextClipRect++;
}
else
{
mpClipRgnData->rdh.nCount--;
mpClipRgnData->rdh.nRgnSize -= sizeof( RECT );
}
bRegionRect = i_rClip.ImplGetNextRect( aInfo, nX, nY, nW, nH );
}
// create clip region from ClipRgnData
if ( mpClipRgnData->rdh.nCount == 1 )
{
RECT* pRect = &(mpClipRgnData->rdh.rcBound);
mhRegion = CreateRectRgn( pRect->left, pRect->top,
pRect->right, pRect->bottom );
}
else if( mpClipRgnData->rdh.nCount > 1 )
{
sal_uLong nSize = mpClipRgnData->rdh.nRgnSize+sizeof(RGNDATAHEADER);
mhRegion = ExtCreateRegion( NULL, nSize, mpClipRgnData );
// if ExtCreateRegion(...) is not supported
if( !mhRegion )
{
RGNDATAHEADER* pHeader = (RGNDATAHEADER*) mpClipRgnData;
if( pHeader->nCount )
{
RECT* pRect = (RECT*) mpClipRgnData->Buffer;
mhRegion = CreateRectRgn( pRect->left, pRect->top, pRect->right, pRect->bottom );
pRect++;
for( sal_uLong n = 1; n < pHeader->nCount; n++, pRect++ )
{
HRGN hRgn = CreateRectRgn( pRect->left, pRect->top, pRect->right, pRect->bottom );
CombineRgn( mhRegion, mhRegion, hRgn, RGN_OR );
DeleteRegion( hRgn );
}
}
}
if ( mpClipRgnData != mpStdClipRgnData )
delete [] mpClipRgnData;
}
}
if( mhRegion )
SelectClipRgn( mhDC, mhRegion );
return mhRegion != 0;
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetLineColor()
{
// create and select new pen
HPEN hNewPen = GetStockPen( NULL_PEN );
HPEN hOldPen = SelectPen( mhDC, hNewPen );
// destroy or save old pen
if ( mhPen )
{
if ( !mbStockPen )
DeletePen( mhPen );
}
else
mhDefPen = hOldPen;
// set new data
mhPen = hNewPen;
mbPen = FALSE;
mbStockPen = TRUE;
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetLineColor( SalColor nSalColor )
{
maLineColor = nSalColor;
COLORREF nPenColor = PALETTERGB( SALCOLOR_RED( nSalColor ),
SALCOLOR_GREEN( nSalColor ),
SALCOLOR_BLUE( nSalColor ) );
HPEN hNewPen = 0;
sal_Bool bStockPen = FALSE;
// search for stock pen (only screen, because printer have problems,
// when we use stock objects)
if ( !mbPrinter )
{
SalData* pSalData = GetSalData();
for ( sal_uInt16 i = 0; i < pSalData->mnStockPenCount; i++ )
{
if ( nPenColor == pSalData->maStockPenColorAry[i] )
{
hNewPen = pSalData->mhStockPenAry[i];
bStockPen = TRUE;
break;
}
}
}
// create new pen
if ( !hNewPen )
{
if ( !mbPrinter )
{
if ( GetSalData()->mhDitherPal && ImplIsSysColorEntry( nSalColor ) )
nPenColor = PALRGB_TO_RGB( nPenColor );
}
hNewPen = CreatePen( PS_SOLID, mnPenWidth, nPenColor );
bStockPen = FALSE;
}
// select new pen
HPEN hOldPen = SelectPen( mhDC, hNewPen );
// destroy or save old pen
if ( mhPen )
{
if ( !mbStockPen )
DeletePen( mhPen );
}
else
mhDefPen = hOldPen;
// set new data
mnPenColor = nPenColor;
mhPen = hNewPen;
mbPen = TRUE;
mbStockPen = bStockPen;
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetFillColor()
{
// create and select new brush
HBRUSH hNewBrush = GetStockBrush( NULL_BRUSH );
HBRUSH hOldBrush = SelectBrush( mhDC, hNewBrush );
// destroy or save old brush
if ( mhBrush )
{
if ( !mbStockBrush )
DeleteBrush( mhBrush );
}
else
mhDefBrush = hOldBrush;
// set new data
mhBrush = hNewBrush;
mbBrush = FALSE;
mbStockBrush = TRUE;
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetFillColor( SalColor nSalColor )
{
maFillColor = nSalColor;
SalData* pSalData = GetSalData();
BYTE nRed = SALCOLOR_RED( nSalColor );
BYTE nGreen = SALCOLOR_GREEN( nSalColor );
BYTE nBlue = SALCOLOR_BLUE( nSalColor );
COLORREF nBrushColor = PALETTERGB( nRed, nGreen, nBlue );
HBRUSH hNewBrush = 0;
sal_Bool bStockBrush = FALSE;
// search for stock brush (only screen, because printer have problems,
// when we use stock objects)
if ( !mbPrinter )
{
for ( sal_uInt16 i = 0; i < pSalData->mnStockBrushCount; i++ )
{
if ( nBrushColor == pSalData->maStockBrushColorAry[ i ] )
{
hNewBrush = pSalData->mhStockBrushAry[i];
bStockBrush = TRUE;
break;
}
}
}
// create new brush
if ( !hNewBrush )
{
if ( mbPrinter || !pSalData->mhDitherDIB )
hNewBrush = CreateSolidBrush( nBrushColor );
else
{
if ( 24 == ((BITMAPINFOHEADER*)pSalData->mpDitherDIB)->biBitCount )
{
BYTE* pTmp = pSalData->mpDitherDIBData;
long* pDitherDiff = pSalData->mpDitherDiff;
BYTE* pDitherLow = pSalData->mpDitherLow;
BYTE* pDitherHigh = pSalData->mpDitherHigh;
for( long nY = 0L; nY < 8L; nY++ )
{
for( long nX = 0L; nX < 8L; nX++ )
{
const long nThres = aOrdDither16Bit[ nY ][ nX ];
*pTmp++ = DMAP( nBlue, nThres );
*pTmp++ = DMAP( nGreen, nThres );
*pTmp++ = DMAP( nRed, nThres );
}
}
hNewBrush = CreateDIBPatternBrush( pSalData->mhDitherDIB, DIB_RGB_COLORS );
}
else if ( ImplIsSysColorEntry( nSalColor ) )
{
nBrushColor = PALRGB_TO_RGB( nBrushColor );
hNewBrush = CreateSolidBrush( nBrushColor );
}
else if ( ImplIsPaletteEntry( nRed, nGreen, nBlue ) )
hNewBrush = CreateSolidBrush( nBrushColor );
else
{
BYTE* pTmp = pSalData->mpDitherDIBData;
long* pDitherDiff = pSalData->mpDitherDiff;
BYTE* pDitherLow = pSalData->mpDitherLow;
BYTE* pDitherHigh = pSalData->mpDitherHigh;
for ( long nY = 0L; nY < 8L; nY++ )
{
for ( long nX = 0L; nX < 8L; nX++ )
{
const long nThres = aOrdDither8Bit[ nY ][ nX ];
*pTmp = DMAP( nRed, nThres ) + DMAP( nGreen, nThres ) * 6 + DMAP( nBlue, nThres ) * 36;
pTmp++;
}
}
hNewBrush = CreateDIBPatternBrush( pSalData->mhDitherDIB, DIB_PAL_COLORS );
}
}
bStockBrush = FALSE;
}
// select new brush
HBRUSH hOldBrush = SelectBrush( mhDC, hNewBrush );
// destroy or save old brush
if ( mhBrush )
{
if ( !mbStockBrush )
DeleteBrush( mhBrush );
}
else
mhDefBrush = hOldBrush;
// set new data
mnBrushColor = nBrushColor;
mhBrush = hNewBrush;
mbBrush = TRUE;
mbStockBrush = bStockBrush;
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetXORMode( bool bSet, bool )
{
mbXORMode = bSet;
::SetROP2( mhDC, bSet ? R2_XORPEN : R2_COPYPEN );
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetROPLineColor( SalROPColor nROPColor )
{
SetLineColor( ImplGetROPSalColor( nROPColor ) );
}
// -----------------------------------------------------------------------
void WinSalGraphics::SetROPFillColor( SalROPColor nROPColor )
{
SetFillColor( ImplGetROPSalColor( nROPColor ) );
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawPixel( long nX, long nY )
{
if ( mbXORMode )
{
HBRUSH hBrush = CreateSolidBrush( mnPenColor );
HBRUSH hOldBrush = SelectBrush( mhDC, hBrush );
PatBlt( mhDC, (int)nX, (int)nY, (int)1, (int)1, PATINVERT );
SelectBrush( mhDC, hOldBrush );
DeleteBrush( hBrush );
}
else
SetPixel( mhDC, (int)nX, (int)nY, mnPenColor );
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawPixel( long nX, long nY, SalColor nSalColor )
{
COLORREF nCol = PALETTERGB( SALCOLOR_RED( nSalColor ),
SALCOLOR_GREEN( nSalColor ),
SALCOLOR_BLUE( nSalColor ) );
if ( !mbPrinter &&
GetSalData()->mhDitherPal &&
ImplIsSysColorEntry( nSalColor ) )
nCol = PALRGB_TO_RGB( nCol );
if ( mbXORMode )
{
HBRUSH hBrush = CreateSolidBrush( nCol );
HBRUSH hOldBrush = SelectBrush( mhDC, hBrush );
PatBlt( mhDC, (int)nX, (int)nY, (int)1, (int)1, PATINVERT );
SelectBrush( mhDC, hOldBrush );
DeleteBrush( hBrush );
}
else
::SetPixel( mhDC, (int)nX, (int)nY, nCol );
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawLine( long nX1, long nY1, long nX2, long nY2 )
{
MoveToEx( mhDC, (int)nX1, (int)nY1, NULL );
// we must paint the endpoint
int bPaintEnd = TRUE;
if ( nX1 == nX2 )
{
bPaintEnd = FALSE;
if ( nY1 <= nY2 )
nY2++;
else
nY2--;
}
if ( nY1 == nY2 )
{
bPaintEnd = FALSE;
if ( nX1 <= nX2 )
nX2++;
else
nX2--;
}
LineTo( mhDC, (int)nX2, (int)nY2 );
if ( bPaintEnd && !mbPrinter )
{
if ( mbXORMode )
{
HBRUSH hBrush = CreateSolidBrush( mnPenColor );
HBRUSH hOldBrush = SelectBrush( mhDC, hBrush );
PatBlt( mhDC, (int)nX2, (int)nY2, (int)1, (int)1, PATINVERT );
SelectBrush( mhDC, hOldBrush );
DeleteBrush( hBrush );
}
else
SetPixel( mhDC, (int)nX2, (int)nY2, mnPenColor );
}
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawRect( long nX, long nY, long nWidth, long nHeight )
{
if ( !mbPen )
{
if ( !mbPrinter )
{
PatBlt( mhDC, (int)nX, (int)nY, (int)nWidth, (int)nHeight,
mbXORMode ? PATINVERT : PATCOPY );
}
else
{
RECT aWinRect;
aWinRect.left = nX;
aWinRect.top = nY;
aWinRect.right = nX+nWidth;
aWinRect.bottom = nY+nHeight;
::FillRect( mhDC, &aWinRect, mhBrush );
}
}
else
WIN_Rectangle( mhDC, (int)nX, (int)nY, (int)(nX+nWidth), (int)(nY+nHeight) );
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawPolyLine( sal_uLong nPoints, const SalPoint* pPtAry )
{
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolyLine(): POINT != SalPoint" );
POINT* pWinPtAry = (POINT*)pPtAry;
// we assume there are at least 2 points (Polyline requres at least 2 point, see MSDN)
// we must paint the endpoint for last line
BOOL bPaintEnd = TRUE;
if ( pWinPtAry[nPoints-2].x == pWinPtAry[nPoints-1].x )
{
bPaintEnd = FALSE;
if ( pWinPtAry[nPoints-2].y <= pWinPtAry[nPoints-1].y )
pWinPtAry[nPoints-1].y++;
else
pWinPtAry[nPoints-1].y--;
}
if ( pWinPtAry[nPoints-2].y == pWinPtAry[nPoints-1].y )
{
bPaintEnd = FALSE;
if ( pWinPtAry[nPoints-2].x <= pWinPtAry[nPoints-1].x )
pWinPtAry[nPoints-1].x++;
else
pWinPtAry[nPoints-1].x--;
}
// for Windows 95 and its maximum number of points
if ( !Polyline( mhDC, pWinPtAry, (int)nPoints ) && (nPoints > MAX_64KSALPOINTS) )
Polyline( mhDC, pWinPtAry, MAX_64KSALPOINTS );
if ( bPaintEnd && !mbPrinter )
{
if ( mbXORMode )
{
HBRUSH hBrush = CreateSolidBrush( mnPenColor );
HBRUSH hOldBrush = SelectBrush( mhDC, hBrush );
PatBlt( mhDC, (int)(pWinPtAry[nPoints-1].x), (int)(pWinPtAry[nPoints-1].y), (int)1, (int)1, PATINVERT );
SelectBrush( mhDC, hOldBrush );
DeleteBrush( hBrush );
}
else
SetPixel( mhDC, (int)(pWinPtAry[nPoints-1].x), (int)(pWinPtAry[nPoints-1].y), mnPenColor );
}
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawPolygon( sal_uLong nPoints, const SalPoint* pPtAry )
{
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolygon(): POINT != SalPoint" );
POINT* pWinPtAry = (POINT*)pPtAry;
// for Windows 95 and its maximum number of points
if ( !WIN_Polygon( mhDC, pWinPtAry, (int)nPoints ) && (nPoints > MAX_64KSALPOINTS) )
WIN_Polygon( mhDC, pWinPtAry, MAX_64KSALPOINTS );
}
// -----------------------------------------------------------------------
void WinSalGraphics::drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints,
PCONSTSALPOINT* pPtAry )
{
UINT aWinPointAry[SAL_POLYPOLYCOUNT_STACKBUF];
UINT* pWinPointAry;
UINT nPolyPolyPoints = 0;
UINT nPoints;
UINT i;
if ( nPoly <= SAL_POLYPOLYCOUNT_STACKBUF )
pWinPointAry = aWinPointAry;
else
pWinPointAry = new UINT[nPoly];
for ( i = 0; i < (UINT)nPoly; i++ )
{
nPoints = (UINT)pPoints[i]+1;
pWinPointAry[i] = nPoints;
nPolyPolyPoints += nPoints;
}
POINT aWinPointAryAry[SAL_POLYPOLYPOINTS_STACKBUF];
POINT* pWinPointAryAry;
if ( nPolyPolyPoints <= SAL_POLYPOLYPOINTS_STACKBUF )
pWinPointAryAry = aWinPointAryAry;
else
pWinPointAryAry = new POINT[nPolyPolyPoints];
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolyPolygon(): POINT != SalPoint" );
const SalPoint* pPolyAry;
UINT n = 0;
for ( i = 0; i < (UINT)nPoly; i++ )
{
nPoints = pWinPointAry[i];
pPolyAry = pPtAry[i];
memcpy( pWinPointAryAry+n, pPolyAry, (nPoints-1)*sizeof(POINT) );
pWinPointAryAry[n+nPoints-1] = pWinPointAryAry[n];
n += nPoints;
}
if ( !WIN_PolyPolygon( mhDC, pWinPointAryAry, (int*)pWinPointAry, (UINT)nPoly ) &&
(nPolyPolyPoints > MAX_64KSALPOINTS) )
{
nPolyPolyPoints = 0;
nPoly = 0;
do
{
nPolyPolyPoints += pWinPointAry[(UINT)nPoly];
nPoly++;
}
while ( nPolyPolyPoints < MAX_64KSALPOINTS );
nPoly--;
if ( pWinPointAry[(UINT)nPoly] > MAX_64KSALPOINTS )
pWinPointAry[(UINT)nPoly] = MAX_64KSALPOINTS;
if ( nPoly == 1 )
WIN_Polygon( mhDC, pWinPointAryAry, *pWinPointAry );
else
WIN_PolyPolygon( mhDC, pWinPointAryAry, (int*)pWinPointAry, nPoly );
}
if ( pWinPointAry != aWinPointAry )
delete [] pWinPointAry;
if ( pWinPointAryAry != aWinPointAryAry )
delete [] pWinPointAryAry;
}
// -----------------------------------------------------------------------
#define SAL_POLY_STACKBUF 32
// -----------------------------------------------------------------------
sal_Bool WinSalGraphics::drawPolyLineBezier( sal_uLong nPoints, const SalPoint* pPtAry, const BYTE* pFlgAry )
{
#ifdef USE_GDI_BEZIERS
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolyLineBezier(): POINT != SalPoint" );
ImplRenderPath( mhDC, nPoints, pPtAry, pFlgAry );
return sal_True;
#else
return sal_False;
#endif
}
// -----------------------------------------------------------------------
sal_Bool WinSalGraphics::drawPolygonBezier( sal_uLong nPoints, const SalPoint* pPtAry, const BYTE* pFlgAry )
{
#ifdef USE_GDI_BEZIERS
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolygonBezier(): POINT != SalPoint" );
POINT aStackAry1[SAL_POLY_STACKBUF];
BYTE aStackAry2[SAL_POLY_STACKBUF];
POINT* pWinPointAry;
BYTE* pWinFlagAry;
if( nPoints > SAL_POLY_STACKBUF )
{
pWinPointAry = new POINT[ nPoints ];
pWinFlagAry = new BYTE[ nPoints ];
}
else
{
pWinPointAry = aStackAry1;
pWinFlagAry = aStackAry2;
}
sal_uInt32 nPoints_i32(nPoints);
ImplPreparePolyDraw(true, 1, &nPoints_i32, &pPtAry, &pFlgAry, pWinPointAry, pWinFlagAry);
sal_Bool bRet( sal_False );
if( BeginPath( mhDC ) )
{
PolyDraw(mhDC, pWinPointAry, pWinFlagAry, nPoints);
if( EndPath( mhDC ) )
{
if( StrokeAndFillPath( mhDC ) )
bRet = sal_True;
}
}
if( pWinPointAry != aStackAry1 )
{
delete [] pWinPointAry;
delete [] pWinFlagAry;
}
return bRet;
#else
return sal_False;
#endif
}
// -----------------------------------------------------------------------
sal_Bool WinSalGraphics::drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints,
const SalPoint* const* pPtAry, const BYTE* const* pFlgAry )
{
#ifdef USE_GDI_BEZIERS
// for NT, we can handover the array directly
DBG_ASSERT( sizeof( POINT ) == sizeof( SalPoint ),
"WinSalGraphics::DrawPolyPolygonBezier(): POINT != SalPoint" );
sal_uLong nCurrPoly, nTotalPoints;
const sal_uInt32* pCurrPoints = pPoints;
for( nCurrPoly=0, nTotalPoints=0; nCurrPoly<nPoly; ++nCurrPoly )
nTotalPoints += *pCurrPoints++;
POINT aStackAry1[SAL_POLY_STACKBUF];
BYTE aStackAry2[SAL_POLY_STACKBUF];
POINT* pWinPointAry;
BYTE* pWinFlagAry;
if( nTotalPoints > SAL_POLY_STACKBUF )
{
pWinPointAry = new POINT[ nTotalPoints ];
pWinFlagAry = new BYTE[ nTotalPoints ];
}
else
{
pWinPointAry = aStackAry1;
pWinFlagAry = aStackAry2;
}
ImplPreparePolyDraw(true, nPoly, pPoints, pPtAry, pFlgAry, pWinPointAry, pWinFlagAry);
sal_Bool bRet( sal_False );
if( BeginPath( mhDC ) )
{
PolyDraw(mhDC, pWinPointAry, pWinFlagAry, nTotalPoints);
if( EndPath( mhDC ) )
{
if( StrokeAndFillPath( mhDC ) )
bRet = sal_True;
}
}
if( pWinPointAry != aStackAry1 )
{
delete [] pWinPointAry;
delete [] pWinFlagAry;
}
return bRet;
#else
return sal_False;
#endif
}
// -----------------------------------------------------------------------
#define POSTSCRIPT_BUFSIZE 0x4000 // MAXIMUM BUFSIZE EQ 0xFFFF
static BYTE* ImplSearchEntry( BYTE* pSource, BYTE* pDest, sal_uLong nComp, sal_uLong nSize )
{
while ( nComp-- >= nSize )
{
sal_uLong i;
for ( i = 0; i < nSize; i++ )
{
if ( ( pSource[i]&~0x20 ) != ( pDest[i]&~0x20 ) )
break;
}
if ( i == nSize )
return pSource;
pSource++;
}
return NULL;
}
static sal_Bool ImplGetBoundingBox( double* nNumb, BYTE* pSource, sal_uLong nSize )
{
sal_Bool bRetValue = FALSE;
BYTE* pDest = ImplSearchEntry( pSource, (BYTE*)"%%BoundingBox:", nSize, 14 );
if ( pDest )
{
nNumb[0] = nNumb[1] = nNumb[2] = nNumb[3] = 0;
pDest += 14;
int nSizeLeft = nSize - ( pDest - pSource );
if ( nSizeLeft > 100 )
nSizeLeft = 100; // only 100 bytes following the bounding box will be checked
int i;
for ( i = 0; ( i < 4 ) && nSizeLeft; i++ )
{
int nDivision = 1;
sal_Bool bDivision = FALSE;
sal_Bool bNegative = FALSE;
sal_Bool bValid = TRUE;
while ( ( --nSizeLeft ) && ( ( *pDest == ' ' ) || ( *pDest == 0x9 ) ) ) pDest++;
BYTE nByte = *pDest;
while ( nSizeLeft && ( nByte != ' ' ) && ( nByte != 0x9 ) && ( nByte != 0xd ) && ( nByte != 0xa ) )
{
switch ( nByte )
{
case '.' :
if ( bDivision )
bValid = FALSE;
else
bDivision = TRUE;
break;
case '-' :
bNegative = TRUE;
break;
default :
if ( ( nByte < '0' ) || ( nByte > '9' ) )
nSizeLeft = 1; // error parsing the bounding box values
else if ( bValid )
{
if ( bDivision )
nDivision*=10;
nNumb[i] *= 10;
nNumb[i] += nByte - '0';
}
break;
}
nSizeLeft--;
nByte = *(++pDest);
}
if ( bNegative )
nNumb[i] = -nNumb[i];
if ( bDivision && ( nDivision != 1 ) )
nNumb[i] /= nDivision;
}
if ( i == 4 )
bRetValue = TRUE;
}
return bRetValue;
}
sal_Bool WinSalGraphics::drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize )
{
sal_Bool bRetValue = FALSE;
if ( mbPrinter )
{
int nEscape = POSTSCRIPT_PASSTHROUGH;
if ( Escape( mhDC, QUERYESCSUPPORT, sizeof( int ), ( LPSTR )&nEscape, 0 ) )
{
double nBoundingBox[4];
if ( ImplGetBoundingBox( nBoundingBox, (BYTE*)pPtr, nSize ) )
{
OStringBuffer aBuf( POSTSCRIPT_BUFSIZE );
// reserve place for a sal_uInt16
aBuf.append( "aa" );
// #107797# Write out EPS encapsulation header
// ----------------------------------------------------------------------------------
// directly taken from the PLRM 3.0, p. 726. Note:
// this will definitely cause problems when
// recursively creating and embedding PostScript files
// in OOo, since we use statically-named variables
// here (namely, b4_Inc_state_salWin, dict_count_salWin and
// op_count_salWin). Currently, I have no idea on how to
// work around that, except from scanning and
// interpreting the EPS for unused identifiers.
// append the real text
aBuf.append( "\n\n/b4_Inc_state_salWin save def\n"
"/dict_count_salWin countdictstack def\n"
"/op_count_salWin count 1 sub def\n"
"userdict begin\n"
"/showpage {} def\n"
"0 setgray 0 setlinecap\n"
"1 setlinewidth 0 setlinejoin\n"
"10 setmiterlimit [] 0 setdash newpath\n"
"/languagelevel where\n"
"{\n"
" pop languagelevel\n"
" 1 ne\n"
" {\n"
" false setstrokeadjust false setoverprint\n"
" } if\n"
"} if\n\n" );
// #i10737# Apply clipping manually
// ----------------------------------------------------------------------------------
// Windows seems to ignore any clipping at the HDC,
// when followed by a POSTSCRIPT_PASSTHROUGH
// Check whether we've got a clipping, consisting of
// exactly one rect (other cases should be, but aren't
// handled currently)
// TODO: Handle more than one rectangle here (take
// care, the buffer can handle only POSTSCRIPT_BUFSIZE
// characters!)
if ( mhRegion != 0 &&
mpStdClipRgnData != NULL &&
mpClipRgnData == mpStdClipRgnData &&
mpClipRgnData->rdh.nCount == 1 )
{
RECT* pRect = &(mpClipRgnData->rdh.rcBound);
aBuf.append( "\nnewpath\n" );
aBuf.append( pRect->left );
aBuf.append( " " );
aBuf.append( pRect->top );
aBuf.append( " moveto\n" );
aBuf.append( pRect->right );
aBuf.append( " " );
aBuf.append( pRect->top );
aBuf.append( " lineto\n" );
aBuf.append( pRect->right );
aBuf.append( " " );
aBuf.append( pRect->bottom );
aBuf.append( " lineto\n" );
aBuf.append( pRect->left );
aBuf.append( " " );
aBuf.append( pRect->bottom );
aBuf.append( " lineto\n"
"closepath\n"
"clip\n"
"newpath\n" );
}
// #107797# Write out buffer
// ----------------------------------------------------------------------------------
*((sal_uInt16*)aBuf.getStr()) = (sal_uInt16)( aBuf.getLength() - 2 );
Escape ( mhDC, nEscape, aBuf.getLength(), (LPTSTR)aBuf.getStr(), 0 );
// #107797# Write out EPS transformation code
// ----------------------------------------------------------------------------------
double dM11 = nWidth / ( nBoundingBox[2] - nBoundingBox[0] );
double dM22 = nHeight / (nBoundingBox[1] - nBoundingBox[3] );
// reserve a sal_uInt16 again
aBuf.setLength( 2 );
aBuf.append( "\n\n[" );
aBuf.append( dM11 );
aBuf.append( " 0 0 " );
aBuf.append( dM22 );
aBuf.append( ' ' );
aBuf.append( nX - ( dM11 * nBoundingBox[0] ) );
aBuf.append( ' ' );
aBuf.append( nY - ( dM22 * nBoundingBox[3] ) );
aBuf.append( "] concat\n"
"%%BeginDocument:\n" );
*((sal_uInt16*)aBuf.getStr()) = (sal_uInt16)( aBuf.getLength() - 2 );
Escape ( mhDC, nEscape, aBuf.getLength(), (LPTSTR)aBuf.getStr(), 0 );
// #107797# Write out actual EPS content
// ----------------------------------------------------------------------------------
sal_uLong nToDo = nSize;
sal_uLong nDoNow;
while ( nToDo )
{
nDoNow = nToDo;
if ( nToDo > POSTSCRIPT_BUFSIZE - 2 )
nDoNow = POSTSCRIPT_BUFSIZE - 2;
// the following is based on the string buffer allocation
// of size POSTSCRIPT_BUFSIZE at construction time of aBuf
*((sal_uInt16*)aBuf.getStr()) = (sal_uInt16)nDoNow;
memcpy( (void*)(aBuf.getStr() + 2), (BYTE*)pPtr + nSize - nToDo, nDoNow );
sal_uLong nResult = Escape ( mhDC, nEscape, nDoNow + 2, (LPTSTR)aBuf.getStr(), 0 );
if (!nResult )
break;
nToDo -= nResult;
}
// #107797# Write out EPS encapsulation footer
// ----------------------------------------------------------------------------------
// reserve a sal_uInt16 again
aBuf.setLength( 2 );
aBuf.append( "%%EndDocument\n"
"count op_count_salWin sub {pop} repeat\n"
"countdictstack dict_count_salWin sub {end} repeat\n"
"b4_Inc_state_salWin restore\n\n" );
*((sal_uInt16*)aBuf.getStr()) = (sal_uInt16)( aBuf.getLength() - 2 );
Escape ( mhDC, nEscape, aBuf.getLength(), (LPTSTR)aBuf.getStr(), 0 );
bRetValue = TRUE;
}
}
}
return bRetValue;
}
// -----------------------------------------------------------------------
SystemGraphicsData WinSalGraphics::GetGraphicsData() const
{
SystemGraphicsData aRes;
aRes.nSize = sizeof(aRes);
aRes.hDC = mhDC;
return aRes;
}
// -----------------------------------------------------------------------
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */