/* -*- 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "gdiimpl.hxx" #include #include #include #include #if HAVE_FEATURE_SKIA #include #endif #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 namespace { struct SysColorEntry { DWORD nRGB; SysColorEntry* pNext; }; SysColorEntry* pFirstSysColor = nullptr; SysColorEntry* pActSysColor = nullptr; void DeleteSysColorList() { SysColorEntry* pEntry = pFirstSysColor; pActSysColor = pFirstSysColor = nullptr; while( pEntry ) { SysColorEntry* pTmp = pEntry->pNext; delete pEntry; pEntry = pTmp; } } } // namespace // 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 } }; // 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 void ImplInitSalGDI() { SalData* pSalData = GetSalData(); pSalData->mbResourcesAlreadyFreed = false; // 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 lists pSalData->mpSharedTempFontItem = nullptr; pSalData->mpOtherTempFontItem = nullptr; // support palettes for 256 color displays HDC hDC = GetDC( nullptr ); 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 = static_cast(::SelectObject( hMemDC, hMemBmp )); HBRUSH hMemBrush = ::CreateSolidBrush( PALETTERGB( 175, 171, 169 ) ); HBRUSH hBrushOld = static_cast(::SelectObject( hMemDC, hMemBrush )); 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 = static_cast(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 = reinterpret_cast(pSalData->mpDitherDIB); pBIH->biSize = sizeof( BITMAPINFOHEADER ); pBIH->biWidth = 8; pBIH->biHeight = 8; pBIH->biPlanes = 1; pBIH->biBitCount = 24; for( n = 0; n < 256; n++ ) pSalData->mpDitherDiff[ n ] = n - ( n & 248L ); for( n = 0; n < 256; n++ ) pSalData->mpDitherLow[ n ] = static_cast( n & 248 ); for( n = 0; n < 256; n++ ) pSalData->mpDitherHigh[ n ] = static_cast(std::min( pSalData->mpDitherLow[ n ] + 8, 255 )); } } 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 = reinterpret_cast(new char[ sizeof( LOGPALETTE ) + ( nTotalCount * sizeof( PALETTEENTRY ) ) ]); pLogPal->palVersion = 0x0300; pLogPal->palNumEntries = static_cast(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[] reinterpret_cast(pLogPal); if( pSalData->mhDitherPal ) { // create DIBPattern for 8Bit dithering long const nSize = sizeof( BITMAPINFOHEADER ) + ( 256 * sizeof( short ) ) + 64; long n; pSalData->mhDitherDIB = GlobalAlloc( GMEM_FIXED, nSize ); pSalData->mpDitherDIB = static_cast(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 = reinterpret_cast(pSalData->mpDitherDIB); short* pColors = reinterpret_cast( 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 ] = static_cast( n + DITHER_MAX_SYSCOLOR ); for( n = 0; n < 256; n++ ) pSalData->mpDitherDiff[ n ] = n % 51; for( n = 0; n < 256; n++ ) pSalData->mpDitherLow[ n ] = static_cast( n / 51 ); for( n = 0; n < 256; n++ ) pSalData->mpDitherHigh[ n ] = static_cast(std::min( pSalData->mpDitherLow[ n ] + 1, 5 )); } // get system color entries ImplUpdateSysColorEntries(); } ReleaseDC( nullptr, hDC ); } void ImplFreeSalGDI() { SalData* pSalData = GetSalData(); if (pSalData->mbResourcesAlreadyFreed) return; // 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 = nullptr; } // delete 50% Bitmap if ( pSalData->mh50Bmp ) { DeleteBitmap( pSalData->mh50Bmp ); pSalData->mh50Bmp = nullptr; } ImplClearHDCCache( pSalData ); delete[] pSalData->mpHDCCache; // delete Ditherpalette, if existing if ( pSalData->mhDitherPal ) { DeleteObject( pSalData->mhDitherPal ); pSalData->mhDitherPal = nullptr; } // delete buffers for dithering DIB patterns, if necessary if ( pSalData->mhDitherDIB ) { GlobalUnlock( pSalData->mhDitherDIB ); GlobalFree( pSalData->mhDitherDIB ); pSalData->mhDitherDIB = nullptr; delete[] pSalData->mpDitherDiff; delete[] pSalData->mpDitherLow; delete[] pSalData->mpDitherHigh; } DeleteSysColorList(); // delete icon cache SalIcon* pIcon = pSalData->mpFirstIcon; pSalData->mpFirstIcon = nullptr; while( pIcon ) { SalIcon* pTmp = pIcon->pNext; DestroyIcon( pIcon->hIcon ); DestroyIcon( pIcon->hSmallIcon ); delete pIcon; pIcon = pTmp; } // delete temporary font list ImplReleaseTempFonts(*pSalData, true); pSalData->mbResourcesAlreadyFreed = true; } int ImplIsSysColorEntry( Color nColor ) { SysColorEntry* pEntry = pFirstSysColor; const DWORD nTestRGB = static_cast(RGB( nColor.GetRed(), nColor.GetGreen(), nColor.GetBlue() )); while ( pEntry ) { if ( pEntry->nRGB == nTestRGB ) return TRUE; pEntry = pEntry->pNext; } return FALSE; } 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; } 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 = nullptr; } else { pActSysColor = pActSysColor->pNext = new SysColorEntry; pActSysColor->nRGB = nRGB; pActSysColor->pNext = nullptr; } } } void ImplUpdateSysColorEntries() { DeleteSysColorList(); // 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 ); } void WinSalGraphics::InitGraphics() { // calculate the minimal line width for the printer if ( isPrinter() ) { int nDPIX = GetDeviceCaps( getHDC(), LOGPIXELSX ); if ( nDPIX <= 300 ) mnPenWidth = 0; else mnPenWidth = nDPIX/300; } ::SetTextAlign( getHDC(), TA_BASELINE | TA_LEFT | TA_NOUPDATECP ); ::SetBkMode( getHDC(), TRANSPARENT ); ::SetROP2( getHDC(), R2_COPYPEN ); mpImpl->Init(); } void WinSalGraphics::DeInitGraphics() { // clear clip region SelectClipRgn( getHDC(), nullptr ); // select default objects if ( mhDefPen ) SelectPen( getHDC(), mhDefPen ); if ( mhDefBrush ) SelectBrush( getHDC(), mhDefBrush ); if ( mhDefFont ) SelectFont( getHDC(), mhDefFont ); mpImpl->DeInit(); } HDC ImplGetCachedDC( sal_uLong nID, HBITMAP hBmp ) { SalData* pSalData = GetSalData(); HDCCache* pC = &pSalData->mpHDCCache[ nID ]; if( !pC->mhDC ) { HDC hDC = GetDC( nullptr ); // create new DC with 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 = static_cast(SelectObject( pC->mhDC, pC->mhSelBmp )); ReleaseDC( nullptr, hDC ); } if ( hBmp ) SelectObject( pC->mhDC, pC->mhActBmp = hBmp ); else pC->mhActBmp = nullptr; 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 ); } } } std::unique_ptr< CompatibleDC > CompatibleDC::create(SalGraphics &rGraphics, int x, int y, int width, int height) { #if HAVE_FEATURE_SKIA if (SkiaHelper::isVCLSkiaEnabled()) return std::make_unique< SkiaCompatibleDC >( rGraphics, x, y, width, height ); #endif if (OpenGLHelper::isVCLOpenGLEnabled()) return std::make_unique< OpenGLCompatibleDC >( rGraphics, x, y, width, height ); return std::unique_ptr< CompatibleDC >( new CompatibleDC( rGraphics, x, y, width, height )); } CompatibleDC::CompatibleDC(SalGraphics &rGraphics, int x, int y, int width, int height, bool disable) : mhBitmap(nullptr) , mpData(nullptr) , maRects(0, 0, width, height, x, y, width, height) , mpImpl(nullptr) { WinSalGraphics& rWinGraphics = static_cast(rGraphics); if( disable ) { // we avoid the OpenGL drawing, instead we draw directly to the DC mhCompatibleDC = rWinGraphics.getHDC(); return; } mpImpl = dynamic_cast(rWinGraphics.GetImpl()); assert(mpImpl != nullptr); mhCompatibleDC = CreateCompatibleDC(rWinGraphics.getHDC()); // move the origin so that we always paint at 0,0 - to keep the bitmap // small OffsetViewportOrgEx(mhCompatibleDC, -x, -y, nullptr); mhBitmap = WinSalVirtualDevice::ImplCreateVirDevBitmap(mhCompatibleDC, width, height, 32, reinterpret_cast(&mpData)); mhOrigBitmap = static_cast(SelectObject(mhCompatibleDC, mhBitmap)); } CompatibleDC::~CompatibleDC() { if (mpImpl) { SelectObject(mhCompatibleDC, mhOrigBitmap); DeleteObject(mhBitmap); DeleteDC(mhCompatibleDC); } } void CompatibleDC::fill(sal_uInt32 color) { if (!mpData) return; sal_uInt32 *p = mpData; for (int i = maRects.mnSrcWidth * maRects.mnSrcHeight; i > 0; --i) *p++ = color; } WinSalGraphics::WinSalGraphics(WinSalGraphics::Type eType, bool bScreen, HWND hWnd, SalGeometryProvider *pProvider): mhLocalDC(nullptr), mbPrinter(eType == WinSalGraphics::PRINTER), mbVirDev(eType == WinSalGraphics::VIRTUAL_DEVICE), mbWindow(eType == WinSalGraphics::WINDOW), mbScreen(bScreen), mhWnd(hWnd), mhRegion(nullptr), mhDefPen(nullptr), mhDefBrush(nullptr), mhDefFont(nullptr), mhDefPal(nullptr), mpStdClipRgnData(nullptr), mnPenWidth(GSL_PEN_WIDTH) { #if HAVE_FEATURE_SKIA if (SkiaHelper::isVCLSkiaEnabled() && !mbPrinter) mpImpl.reset(new WinSkiaSalGraphicsImpl(*this, pProvider)); else #endif if (OpenGLHelper::isVCLOpenGLEnabled() && !mbPrinter) mpImpl.reset(new WinOpenGLSalGraphicsImpl(*this, pProvider)); else mpImpl.reset(new WinSalGraphicsImpl(*this)); } WinSalGraphics::~WinSalGraphics() { // free obsolete GDI objects ReleaseFonts(); if ( mhRegion ) { DeleteRegion( mhRegion ); mhRegion = nullptr; } // delete cache data delete [] reinterpret_cast(mpStdClipRgnData); } SalGraphicsImpl* WinSalGraphics::GetImpl() const { return mpImpl.get(); } bool WinSalGraphics::isPrinter() const { return mbPrinter; } bool WinSalGraphics::isVirtualDevice() const { return mbVirDev; } bool WinSalGraphics::isWindow() const { return mbWindow; } bool WinSalGraphics::isScreen() const { return mbScreen; } HWND WinSalGraphics::gethWnd() { return mhWnd; } void WinSalGraphics::setHWND(HWND hWnd) { mhWnd = hWnd; } HPALETTE WinSalGraphics::getDefPal() const { return mhDefPal; } void WinSalGraphics::setDefPal(HPALETTE hDefPal) { mhDefPal = hDefPal; } HRGN WinSalGraphics::getRegion() const { return mhRegion; } void WinSalGraphics::GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) { rDPIX = GetDeviceCaps( getHDC(), LOGPIXELSX ); rDPIY = GetDeviceCaps( getHDC(), 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 mpImpl->GetBitCount(); } long WinSalGraphics::GetGraphicsWidth() const { return mpImpl->GetGraphicsWidth(); } void WinSalGraphics::ResetClipRegion() { mpImpl->ResetClipRegion(); } bool WinSalGraphics::setClipRegion( const vcl::Region& i_rClip ) { return mpImpl->setClipRegion( i_rClip ); } void WinSalGraphics::SetLineColor() { mpImpl->SetLineColor(); } void WinSalGraphics::SetLineColor( Color nColor ) { mpImpl->SetLineColor( nColor ); } void WinSalGraphics::SetFillColor() { mpImpl->SetFillColor(); } void WinSalGraphics::SetFillColor( Color nColor ) { mpImpl->SetFillColor( nColor ); } void WinSalGraphics::SetXORMode( bool bSet, bool bInvertOnly ) { mpImpl->SetXORMode( bSet, bInvertOnly ); } void WinSalGraphics::SetROPLineColor( SalROPColor nROPColor ) { mpImpl->SetROPLineColor( nROPColor ); } void WinSalGraphics::SetROPFillColor( SalROPColor nROPColor ) { mpImpl->SetROPFillColor( nROPColor ); } void WinSalGraphics::drawPixel( long nX, long nY ) { mpImpl->drawPixel( nX, nY ); } void WinSalGraphics::drawPixel( long nX, long nY, Color nColor ) { mpImpl->drawPixel( nX, nY, nColor ); } void WinSalGraphics::drawLine( long nX1, long nY1, long nX2, long nY2 ) { mpImpl->drawLine( nX1, nY1, nX2, nY2 ); } void WinSalGraphics::drawRect( long nX, long nY, long nWidth, long nHeight ) { mpImpl->drawRect( nX, nY, nWidth, nHeight ); } void WinSalGraphics::drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) { mpImpl->drawPolyLine( nPoints, pPtAry ); } void WinSalGraphics::drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) { mpImpl->drawPolygon( nPoints, pPtAry ); } void WinSalGraphics::drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) { mpImpl->drawPolyPolygon( nPoly, pPoints, pPtAry ); } bool WinSalGraphics::drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const PolyFlags* pFlgAry ) { return mpImpl->drawPolyLineBezier( nPoints, pPtAry, pFlgAry ); } bool WinSalGraphics::drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const PolyFlags* pFlgAry ) { return mpImpl->drawPolygonBezier( nPoints, pPtAry, pFlgAry ); } bool WinSalGraphics::drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const PolyFlags* const* pFlgAry ) { return mpImpl->drawPolyPolygonBezier( nPoly, pPoints, pPtAry, pFlgAry ); } static BYTE* ImplSearchEntry( BYTE* pSource, BYTE const * 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 nullptr; } static bool ImplGetBoundingBox( double* nNumb, BYTE* pSource, sal_uLong nSize ) { bool bRetValue = false; BYTE* pDest = ImplSearchEntry( pSource, reinterpret_cast("%%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; bool bDivision = false; bool bNegative = false; 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; } #define POSTSCRIPT_BUFSIZE 0x4000 // MAXIMUM BUFSIZE EQ 0xFFFF bool WinSalGraphics::drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uInt32 nSize ) { bool bRetValue = false; if ( mbPrinter ) { int nEscape = POSTSCRIPT_PASSTHROUGH; if ( Escape( getHDC(), QUERYESCSUPPORT, sizeof( int ), reinterpret_cast(&nEscape), nullptr ) ) { double nBoundingBox[4]; if ( ImplGetBoundingBox( nBoundingBox, static_cast(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 != nullptr && mpStdClipRgnData != nullptr && 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 *reinterpret_cast(const_cast(aBuf.getStr())) = static_cast( aBuf.getLength() - 2 ); Escape ( getHDC(), nEscape, aBuf.getLength(), aBuf.getStr(), nullptr ); // #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" ); *reinterpret_cast(const_cast(aBuf.getStr())) = static_cast( aBuf.getLength() - 2 ); Escape ( getHDC(), nEscape, aBuf.getLength(), aBuf.getStr(), nullptr ); // #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 *reinterpret_cast(const_cast(aBuf.getStr())) = static_cast(nDoNow); memcpy( const_cast(aBuf.getStr() + 2), static_cast(pPtr) + nSize - nToDo, nDoNow ); sal_uLong nResult = Escape ( getHDC(), nEscape, nDoNow + 2, aBuf.getStr(), nullptr ); 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" ); *reinterpret_cast(const_cast(aBuf.getStr())) = static_cast( aBuf.getLength() - 2 ); Escape ( getHDC(), nEscape, aBuf.getLength(), aBuf.getStr(), nullptr ); bRetValue = true; } } } return bRetValue; } SystemGraphicsData WinSalGraphics::GetGraphicsData() const { SystemGraphicsData aRes; aRes.nSize = sizeof(aRes); aRes.hDC = getHDC(); return aRes; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */