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Diffstat (limited to 'vcl/source/gdi/virdev.cxx')
| -rw-r--r-- | vcl/source/gdi/virdev.cxx | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/vcl/source/gdi/virdev.cxx b/vcl/source/gdi/virdev.cxx new file mode 100644 index 000000000000..a13e272e368b --- /dev/null +++ b/vcl/source/gdi/virdev.cxx @@ -0,0 +1,452 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: virdev.cxx,v $ + * $Revision: 1.33 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_vcl.hxx" + +#ifndef _SV_SVSYS_HXX +#include <svsys.h> +#endif +#include <vcl/salinst.hxx> +#include <vcl/salgdi.hxx> +#include <vcl/salframe.hxx> +#include <vcl/salvd.hxx> +#include <tools/debug.hxx> +#include <vcl/svdata.hxx> +#include <vcl/settings.hxx> +#include <vcl/svapp.hxx> +#include <vcl/wrkwin.hxx> +#include <vcl/outdev.h> +#include <vcl/virdev.hxx> + +using namespace ::com::sun::star::uno; + +// ======================================================================= + +void VirtualDevice::ImplInitVirDev( const OutputDevice* pOutDev, + long nDX, long nDY, USHORT nBitCount, const SystemGraphicsData *pData ) +{ + DBG_ASSERT( nBitCount <= 1, + "VirtualDevice::VirtualDevice(): Only 0 or 1 is for BitCount allowed" ); + + if ( nDX < 1 ) + nDX = 1; + + if ( nDY < 1 ) + nDY = 1; + + ImplSVData* pSVData = ImplGetSVData(); + + if ( !pOutDev ) + pOutDev = ImplGetDefaultWindow(); + if( !pOutDev ) + return; + + SalGraphics* pGraphics; + if ( !pOutDev->mpGraphics ) + ((OutputDevice*)pOutDev)->ImplGetGraphics(); + pGraphics = pOutDev->mpGraphics; + if ( pGraphics ) + mpVirDev = pSVData->mpDefInst->CreateVirtualDevice( pGraphics, nDX, nDY, nBitCount, pData ); + else + mpVirDev = NULL; + if ( !mpVirDev ) + { + // do not abort but throw an exception, may be the current thread terminates anyway (plugin-scenario) + throw ::com::sun::star::uno::RuntimeException( + OUString( RTL_CONSTASCII_USTRINGPARAM( "Could not create system bitmap!" ) ), + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >() ); + //GetpApp()->Exception( EXC_SYSOBJNOTCREATED ); + } + + mnBitCount = ( nBitCount ? nBitCount : pOutDev->GetBitCount() ); + mnOutWidth = nDX; + mnOutHeight = nDY; + mbScreenComp = TRUE; + mnAlphaDepth = -1; + + // #i59315# init vdev size from system object, when passed a + // SystemGraphicsData. Otherwise, output size will always + // incorrectly stay at (1,1) + if( pData && mpVirDev ) + mpVirDev->GetSize(mnOutWidth,mnOutHeight); + + if( mnBitCount < 8 ) + SetAntialiasing( ANTIALIASING_DISABLE_TEXT ); + + if ( pOutDev->GetOutDevType() == OUTDEV_PRINTER ) + mbScreenComp = FALSE; + else if ( pOutDev->GetOutDevType() == OUTDEV_VIRDEV ) + mbScreenComp = ((VirtualDevice*)pOutDev)->mbScreenComp; + + meOutDevType = OUTDEV_VIRDEV; + mbDevOutput = TRUE; + mpFontList = pSVData->maGDIData.mpScreenFontList; + mpFontCache = pSVData->maGDIData.mpScreenFontCache; + mnDPIX = pOutDev->mnDPIX; + mnDPIY = pOutDev->mnDPIY; + maFont = pOutDev->maFont; + + if( maTextColor != pOutDev->maTextColor ) + { + maTextColor = pOutDev->maTextColor; + mbInitTextColor = true; + } + + // Virtuelle Devices haben defaultmaessig einen weissen Hintergrund + SetBackground( Wallpaper( Color( COL_WHITE ) ) ); + + // #i59283# don't erase user-provided surface + if( !pData ) + Erase(); + + // VirDev in Liste eintragen + mpNext = pSVData->maGDIData.mpFirstVirDev; + mpPrev = NULL; + if ( mpNext ) + mpNext->mpPrev = this; + else + pSVData->maGDIData.mpLastVirDev = this; + pSVData->maGDIData.mpFirstVirDev = this; +} + +// ----------------------------------------------------------------------- + +VirtualDevice::VirtualDevice( USHORT nBitCount ) +: mpVirDev( NULL ), + meRefDevMode( REFDEV_NONE ) +{ + DBG_TRACE1( "VirtualDevice::VirtualDevice( %hu )", nBitCount ); + + ImplInitVirDev( Application::GetDefaultDevice(), 1, 1, nBitCount ); +} + +// ----------------------------------------------------------------------- + +VirtualDevice::VirtualDevice( const OutputDevice& rCompDev, USHORT nBitCount ) + : mpVirDev( NULL ), + meRefDevMode( REFDEV_NONE ) +{ + DBG_TRACE1( "VirtualDevice::VirtualDevice( %hu )", nBitCount ); + + ImplInitVirDev( &rCompDev, 1, 1, nBitCount ); +} + +// ----------------------------------------------------------------------- + +VirtualDevice::VirtualDevice( const OutputDevice& rCompDev, USHORT nBitCount, USHORT nAlphaBitCount ) + : mpVirDev( NULL ), + meRefDevMode( REFDEV_NONE ) +{ + DBG_TRACE1( "VirtualDevice::VirtualDevice( %hu )", nBitCount ); + + ImplInitVirDev( &rCompDev, 1, 1, nBitCount ); + + // #110958# Enable alpha channel + mnAlphaDepth = sal::static_int_cast<sal_Int8>(nAlphaBitCount); +} + +// ----------------------------------------------------------------------- + +VirtualDevice::VirtualDevice( const SystemGraphicsData *pData, USHORT nBitCount ) +: mpVirDev( NULL ), + meRefDevMode( REFDEV_NONE ) +{ + DBG_TRACE1( "VirtualDevice::VirtualDevice( %hu )", nBitCount ); + + ImplInitVirDev( Application::GetDefaultDevice(), 1, 1, nBitCount, pData ); +} + +// ----------------------------------------------------------------------- + +VirtualDevice::~VirtualDevice() +{ + DBG_TRACE( "VirtualDevice::~VirtualDevice()" ); + + ImplSVData* pSVData = ImplGetSVData(); + + ImplReleaseGraphics(); + + if ( mpVirDev ) + pSVData->mpDefInst->DestroyVirtualDevice( mpVirDev ); + + // remove this VirtualDevice from the double-linked global list + if( mpPrev ) + mpPrev->mpNext = mpNext; + else + pSVData->maGDIData.mpFirstVirDev = mpNext; + + if( mpNext ) + mpNext->mpPrev = mpPrev; + else + pSVData->maGDIData.mpLastVirDev = mpPrev; +} + +// ----------------------------------------------------------------------- + +BOOL VirtualDevice::ImplSetOutputSizePixel( const Size& rNewSize, BOOL bErase ) +{ + DBG_TRACE3( "VirtualDevice::ImplSetOutputSizePixel( %ld, %ld, %d )", rNewSize.Width(), rNewSize.Height(), (int)bErase ); + + if ( !mpVirDev ) + return FALSE; + else if ( rNewSize == GetOutputSizePixel() ) + { + if ( bErase ) + Erase(); + return TRUE; + } + + BOOL bRet; + long nNewWidth = rNewSize.Width(), nNewHeight = rNewSize.Height(); + + if ( nNewWidth < 1 ) + nNewWidth = 1; + + if ( nNewHeight < 1 ) + nNewHeight = 1; + + if ( bErase ) + { + bRet = mpVirDev->SetSize( nNewWidth, nNewHeight ); + + if ( bRet ) + { + mnOutWidth = rNewSize.Width(); + mnOutHeight = rNewSize.Height(); + Erase(); + } + } + else + { + SalVirtualDevice* pNewVirDev; + ImplSVData* pSVData = ImplGetSVData(); + + // we need a graphics + if ( !mpGraphics ) + { + if ( !ImplGetGraphics() ) + return FALSE; + } + + pNewVirDev = pSVData->mpDefInst->CreateVirtualDevice( mpGraphics, nNewWidth, nNewHeight, mnBitCount ); + if ( pNewVirDev ) + { + SalGraphics* pGraphics = pNewVirDev->GetGraphics(); + if ( pGraphics ) + { + SalTwoRect aPosAry; + long nWidth; + long nHeight; + if ( mnOutWidth < nNewWidth ) + nWidth = mnOutWidth; + else + nWidth = nNewWidth; + if ( mnOutHeight < nNewHeight ) + nHeight = mnOutHeight; + else + nHeight = nNewHeight; + aPosAry.mnSrcX = 0; + aPosAry.mnSrcY = 0; + aPosAry.mnSrcWidth = nWidth; + aPosAry.mnSrcHeight = nHeight; + aPosAry.mnDestX = 0; + aPosAry.mnDestY = 0; + aPosAry.mnDestWidth = nWidth; + aPosAry.mnDestHeight = nHeight; + + pGraphics->CopyBits( &aPosAry, mpGraphics, this, this ); + pNewVirDev->ReleaseGraphics( pGraphics ); + ImplReleaseGraphics(); + pSVData->mpDefInst->DestroyVirtualDevice( mpVirDev ); + mpVirDev = pNewVirDev; + mnOutWidth = rNewSize.Width(); + mnOutHeight = rNewSize.Height(); + bRet = TRUE; + } + else + { + bRet = FALSE; + pSVData->mpDefInst->DestroyVirtualDevice( pNewVirDev ); + } + } + else + bRet = FALSE; + } + + return bRet; +} + +// ----------------------------------------------------------------------- + +// #i32109#: Fill opaque areas correctly (without relying on +// fill/linecolor state) +void VirtualDevice::ImplFillOpaqueRectangle( const Rectangle& rRect ) +{ + // Set line and fill color to black (->opaque), + // fill rect with that (linecolor, too, because of + // those pesky missing pixel problems) + Push( PUSH_LINECOLOR | PUSH_FILLCOLOR ); + SetLineColor( COL_BLACK ); + SetFillColor( COL_BLACK ); + DrawRect( rRect ); + Pop(); +} + +// ----------------------------------------------------------------------- + +BOOL VirtualDevice::SetOutputSizePixel( const Size& rNewSize, BOOL bErase ) +{ + if( ImplSetOutputSizePixel(rNewSize, bErase) ) + { + if( mnAlphaDepth != -1 ) + { + // #110958# Setup alpha bitmap + if(mpAlphaVDev && mpAlphaVDev->GetOutputSizePixel() != rNewSize) + { + delete mpAlphaVDev; + mpAlphaVDev = 0L; + } + + if( !mpAlphaVDev ) + { + mpAlphaVDev = new VirtualDevice( *this, mnAlphaDepth ); + mpAlphaVDev->ImplSetOutputSizePixel(rNewSize, bErase); + } + + // TODO: copy full outdev state to new one, here. Also needed in outdev2.cxx:DrawOutDev + if( GetLineColor() != Color( COL_TRANSPARENT ) ) + mpAlphaVDev->SetLineColor( COL_BLACK ); + + if( GetFillColor() != Color( COL_TRANSPARENT ) ) + mpAlphaVDev->SetFillColor( COL_BLACK ); + + mpAlphaVDev->SetMapMode( GetMapMode() ); + } + + return TRUE; + } + + return FALSE; +} + +// ----------------------------------------------------------------------- + +void VirtualDevice::SetReferenceDevice( RefDevMode i_eRefDevMode ) +{ + sal_Int32 nDPIX = 600, nDPIY = 600; + switch( i_eRefDevMode ) + { + case REFDEV_NONE: + default: + DBG_ASSERT( FALSE, "VDev::SetRefDev illegal argument!" ); + break; + case REFDEV_MODE06: + nDPIX = nDPIY = 600; + break; + case REFDEV_MODE48: + nDPIX = nDPIY = 4800; + break; + case REFDEV_MODE_MSO1: + nDPIX = nDPIY = 6*1440; + break; + case REFDEV_MODE_PDF1: + nDPIX = nDPIY = 720; + break; + } + ImplSetReferenceDevice( i_eRefDevMode, nDPIX, nDPIY ); +} + +void VirtualDevice::SetReferenceDevice( sal_Int32 i_nDPIX, sal_Int32 i_nDPIY ) +{ + ImplSetReferenceDevice( REFDEV_CUSTOM, i_nDPIX, i_nDPIY ); +} + +void VirtualDevice::ImplSetReferenceDevice( RefDevMode i_eRefDevMode, sal_Int32 i_nDPIX, sal_Int32 i_nDPIY ) +{ + mnDPIX = i_nDPIX; + mnDPIY = i_nDPIY; + + EnableOutput( FALSE ); // prevent output on reference device + mbScreenComp = FALSE; + + // invalidate currently selected fonts + mbInitFont = TRUE; + mbNewFont = TRUE; + + // avoid adjusting font lists when already in refdev mode + BYTE nOldRefDevMode = meRefDevMode; + BYTE nOldCompatFlag = (BYTE)meRefDevMode & REFDEV_FORCE_ZERO_EXTLEAD; + meRefDevMode = (BYTE)(i_eRefDevMode | nOldCompatFlag); + if( (nOldRefDevMode ^ nOldCompatFlag) != REFDEV_NONE ) + return; + + // the reference device should have only scalable fonts + // => clean up the original font lists before getting new ones + if ( mpFontEntry ) + { + mpFontCache->Release( mpFontEntry ); + mpFontEntry = NULL; + } + if ( mpGetDevFontList ) + { + delete mpGetDevFontList; + mpGetDevFontList = NULL; + } + if ( mpGetDevSizeList ) + { + delete mpGetDevSizeList; + mpGetDevSizeList = NULL; + } + + // preserve global font lists + ImplSVData* pSVData = ImplGetSVData(); + if( mpFontList && (mpFontList != pSVData->maGDIData.mpScreenFontList) ) + delete mpFontList; + if( mpFontCache && (mpFontCache != pSVData->maGDIData.mpScreenFontCache) ) + delete mpFontCache; + + // get font list with scalable fonts only + ImplGetGraphics(); + mpFontList = pSVData->maGDIData.mpScreenFontList->Clone( true, false ); + + // prepare to use new font lists + mpFontCache = new ImplFontCache( false ); +} + +// ----------------------------------------------------------------------- + +void VirtualDevice::Compat_ZeroExtleadBug() +{ + meRefDevMode = (BYTE)meRefDevMode | REFDEV_FORCE_ZERO_EXTLEAD; +} + +// ----------------------------------------------------------------------- + |