/************************************************************************* * * OpenOffice.org - a multi-platform office productivity suite * * $RCSfile: outdev2.cxx,v $ * * $Revision: 1.39 $ * * last change: $Author: vg $ $Date: 2008-01-29 08:04:20 $ * * The Contents of this file are made available subject to * the terms of GNU Lesser General Public License Version 2.1. * * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2005 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * ************************************************************************/ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_vcl.hxx" #ifndef _SV_SVSYS_HXX #include #endif #ifndef _SV_SALBMP_HXX #include #endif #ifndef _SV_SALGDI_HXX #include #endif #ifndef _SV_IMPBMP_HXX #include #endif #ifndef _DEBUG_HXX #include #endif #ifndef _SV_BITMAP_HXX #include #endif #ifndef _SV_BITMAPEX_HXX #include #endif #ifndef _SV_WINDOW_HXX #include #endif #ifndef _SV_METAACT_HXX #include #endif #ifndef _SV_GDIMTF_HXX #include #endif #ifndef _SV_VIRDEV_HXX #include #endif #ifndef _SV_OUTDATA_HXX #include #endif #ifndef _SV_OUTDEV_H #include #endif #ifndef _SV_BMPACC_HXX #include #endif #ifndef _SV_REGION_H #include #endif #ifndef _SV_OUTDEV_HXX #include #endif #ifndef _SV_WINDOW_HXX #include #endif #ifndef _SV_WINDOW_H #include #endif #ifndef _SV_SALLAYOUT_HXX #include #endif #ifndef _SV_IMAGE_H #include #endif #ifndef _SV_IMAGE_HXX #include #endif #ifndef _SV_BMPFAST_HXX #include #endif #define BAND_MAX_SIZE 512000 // ======================================================================= DBG_NAMEEX( OutputDevice ) // ======================================================================= // ----------- // - Defines - // ----------- #define OUTDEV_INIT() \ { \ if ( !IsDeviceOutputNecessary() ) \ return; \ \ if ( !mpGraphics ) \ if ( !ImplGetGraphics() ) \ return; \ \ if ( mbInitClipRegion ) \ ImplInitClipRegion(); \ \ if ( mbOutputClipped ) \ return; \ } #define TwoRect SalTwoRect // ------------- // - externals - // ------------- extern ULONG nVCLRLut[ 6 ]; extern ULONG nVCLGLut[ 6 ]; extern ULONG nVCLBLut[ 6 ]; extern ULONG nVCLDitherLut[ 256 ]; extern ULONG nVCLLut[ 256 ]; // ======================================================================= ULONG ImplAdjustTwoRect( TwoRect& rTwoRect, const Size& rSizePix ) { ULONG nMirrFlags = 0; if ( rTwoRect.mnDestWidth < 0 ) { rTwoRect.mnSrcX = rSizePix.Width() - rTwoRect.mnSrcX - rTwoRect.mnSrcWidth; rTwoRect.mnDestWidth = -rTwoRect.mnDestWidth; rTwoRect.mnDestX -= rTwoRect.mnDestWidth-1; nMirrFlags |= BMP_MIRROR_HORZ; } if ( rTwoRect.mnDestHeight < 0 ) { rTwoRect.mnSrcY = rSizePix.Height() - rTwoRect.mnSrcY - rTwoRect.mnSrcHeight; rTwoRect.mnDestHeight = -rTwoRect.mnDestHeight; rTwoRect.mnDestY -= rTwoRect.mnDestHeight-1; nMirrFlags |= BMP_MIRROR_VERT; } if( ( rTwoRect.mnSrcX < 0 ) || ( rTwoRect.mnSrcX >= rSizePix.Width() ) || ( rTwoRect.mnSrcY < 0 ) || ( rTwoRect.mnSrcY >= rSizePix.Height() ) || ( ( rTwoRect.mnSrcX + rTwoRect.mnSrcWidth ) > rSizePix.Width() ) || ( ( rTwoRect.mnSrcY + rTwoRect.mnSrcHeight ) > rSizePix.Height() ) ) { const Rectangle aSourceRect( Point( rTwoRect.mnSrcX, rTwoRect.mnSrcY ), Size( rTwoRect.mnSrcWidth, rTwoRect.mnSrcHeight ) ); Rectangle aCropRect( aSourceRect ); aCropRect.Intersection( Rectangle( Point(), rSizePix ) ); if( aCropRect.IsEmpty() ) rTwoRect.mnSrcWidth = rTwoRect.mnSrcHeight = rTwoRect.mnDestWidth = rTwoRect.mnDestHeight = 0; else { const double fFactorX = ( rTwoRect.mnSrcWidth > 1 ) ? (double) ( rTwoRect.mnDestWidth - 1 ) / ( rTwoRect.mnSrcWidth - 1 ) : 0.0; const double fFactorY = ( rTwoRect.mnSrcHeight > 1 ) ? (double) ( rTwoRect.mnDestHeight - 1 ) / ( rTwoRect.mnSrcHeight - 1 ) : 0.0; const long nDstX1 = rTwoRect.mnDestX + FRound( fFactorX * ( aCropRect.Left() - rTwoRect.mnSrcX ) ); const long nDstY1 = rTwoRect.mnDestY + FRound( fFactorY * ( aCropRect.Top() - rTwoRect.mnSrcY ) ); const long nDstX2 = rTwoRect.mnDestX + FRound( fFactorX * ( aCropRect.Right() - rTwoRect.mnSrcX ) ); const long nDstY2 = rTwoRect.mnDestY + FRound( fFactorY * ( aCropRect.Bottom() - rTwoRect.mnSrcY ) ); rTwoRect.mnSrcX = aCropRect.Left(); rTwoRect.mnSrcY = aCropRect.Top(); rTwoRect.mnSrcWidth = aCropRect.GetWidth(); rTwoRect.mnSrcHeight = aCropRect.GetHeight(); rTwoRect.mnDestX = nDstX1; rTwoRect.mnDestY = nDstY1; rTwoRect.mnDestWidth = nDstX2 - nDstX1 + 1; rTwoRect.mnDestHeight = nDstY2 - nDstY1 + 1; } } return nMirrFlags; } // ======================================================================= void OutputDevice::ImplDrawOutDevDirect( const OutputDevice* pSrcDev, void* pVoidPosAry ) { TwoRect* pPosAry = (TwoRect*)pVoidPosAry; SalGraphics* pGraphics2; if ( pPosAry->mnSrcWidth && pPosAry->mnSrcHeight && pPosAry->mnDestWidth && pPosAry->mnDestHeight ) { if ( this == pSrcDev ) pGraphics2 = NULL; else { if ( (GetOutDevType() != pSrcDev->GetOutDevType()) || (GetOutDevType() != OUTDEV_WINDOW) ) { if ( !pSrcDev->mpGraphics ) { if ( !((OutputDevice*)pSrcDev)->ImplGetGraphics() ) return; } pGraphics2 = pSrcDev->mpGraphics; } else { if ( ((Window*)this)->mpWindowImpl->mpFrameWindow == ((Window*)pSrcDev)->mpWindowImpl->mpFrameWindow ) pGraphics2 = NULL; else { if ( !pSrcDev->mpGraphics ) { if ( !((OutputDevice*)pSrcDev)->ImplGetGraphics() ) return; } pGraphics2 = pSrcDev->mpGraphics; if ( !mpGraphics ) { if ( !ImplGetGraphics() ) return; } DBG_ASSERT( mpGraphics && pSrcDev->mpGraphics, "OutputDevice::DrawOutDev(): We need more than one Graphics" ); } } } // #102532# Offset only has to be pseudo window offset Rectangle aSrcOutRect( Point( pSrcDev->mnOutOffX, pSrcDev->mnOutOffY ), Size( pSrcDev->mnOutWidth, pSrcDev->mnOutHeight ) ); Rectangle aSrcRect( Point( pPosAry->mnSrcX, pPosAry->mnSrcY ), Size( pPosAry->mnSrcWidth, pPosAry->mnSrcHeight ) ); const long nOldRight = aSrcRect.Right(); const long nOldBottom = aSrcRect.Bottom(); if ( !aSrcRect.Intersection( aSrcOutRect ).IsEmpty() ) { if ( (pPosAry->mnSrcX+pPosAry->mnSrcWidth-1) > aSrcOutRect.Right() ) { const long nOldWidth = pPosAry->mnSrcWidth; pPosAry->mnSrcWidth -= (nOldRight - aSrcRect.Right()); pPosAry->mnDestWidth = pPosAry->mnDestWidth * pPosAry->mnSrcWidth / nOldWidth; } if ( (pPosAry->mnSrcY+pPosAry->mnSrcHeight-1) > aSrcOutRect.Bottom() ) { const long nOldHeight = pPosAry->mnSrcHeight; pPosAry->mnSrcHeight -= (nOldBottom - aSrcRect.Bottom()); pPosAry->mnDestHeight = pPosAry->mnDestHeight * pPosAry->mnSrcHeight / nOldHeight; } // --- RTL --- if this is no window, but pSrcDev is a window // mirroring may be required // because only windows have a SalGraphicsLayout // mirroring is performed here if( (GetOutDevType() != OUTDEV_WINDOW) && pGraphics2 && (pGraphics2->GetLayout() & SAL_LAYOUT_BIDI_RTL) ) { SalTwoRect pPosAry2 = *pPosAry; pGraphics2->mirror( pPosAry2.mnSrcX, pPosAry2.mnSrcWidth, pSrcDev ); mpGraphics->CopyBits( &pPosAry2, pGraphics2, this, pSrcDev ); } else mpGraphics->CopyBits( pPosAry, pGraphics2, this, pSrcDev ); } } } // ------------------------------------------------------------------ void OutputDevice::DrawOutDev( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPt, const Size& rSrcSize ) { DBG_TRACE( "OutputDevice::DrawOutDev()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); DBG_ASSERT( meOutDevType != OUTDEV_PRINTER, "Don't use OutputDevice::DrawOutDev(...) with printer devices!" ); if( ImplIsRecordLayout() ) return; if ( meOutDevType == OUTDEV_PRINTER ) return; if ( ROP_INVERT == meRasterOp ) { DrawRect( Rectangle( rDestPt, rDestSize ) ); return; } if ( mpMetaFile ) { const Bitmap aBmp( GetBitmap( rSrcPt, rSrcSize ) ); mpMetaFile->AddAction( new MetaBmpScaleAction( rDestPt, rDestSize, aBmp ) ); } OUTDEV_INIT(); TwoRect aPosAry; aPosAry.mnSrcWidth = ImplLogicWidthToDevicePixel( rSrcSize.Width() ); aPosAry.mnSrcHeight = ImplLogicHeightToDevicePixel( rSrcSize.Height() ); aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() ); if ( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight ) { aPosAry.mnSrcX = ImplLogicXToDevicePixel( rSrcPt.X() ); aPosAry.mnSrcY = ImplLogicYToDevicePixel( rSrcPt.Y() ); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); Rectangle aSrcOutRect( Point( mnOutOffX, mnOutOffY ), Size( mnOutWidth, mnOutHeight ) ); Rectangle aSrcRect( Point( aPosAry.mnSrcX, aPosAry.mnSrcY ), Size( aPosAry.mnSrcWidth, aPosAry.mnSrcHeight ) ); long nOldRight = aSrcRect.Right(); long nOldBottom = aSrcRect.Bottom(); if ( !aSrcRect.Intersection( aSrcOutRect ).IsEmpty() ) { if ( (aPosAry.mnSrcX+aPosAry.mnSrcWidth-1) > aSrcOutRect.Right() ) { long nOldWidth = aPosAry.mnSrcWidth; aPosAry.mnSrcWidth -= nOldRight-aSrcRect.Right(); aPosAry.mnDestWidth = aPosAry.mnDestWidth*aPosAry.mnSrcWidth/nOldWidth; } if ( (aPosAry.mnSrcY+aPosAry.mnSrcHeight-1) > aSrcOutRect.Bottom() ) { long nOldHeight = aPosAry.mnSrcHeight; aPosAry.mnSrcHeight -= nOldBottom-aSrcRect.Bottom(); aPosAry.mnDestHeight = aPosAry.mnDestHeight*aPosAry.mnSrcHeight/nOldHeight; } mpGraphics->CopyBits( &aPosAry, NULL, this, NULL ); } } if( mpAlphaVDev ) mpAlphaVDev->DrawOutDev( rDestPt, rDestSize, rSrcPt, rSrcSize ); } // ------------------------------------------------------------------ void OutputDevice::DrawOutDev( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPt, const Size& rSrcSize, const OutputDevice& rOutDev ) { DBG_TRACE( "OutputDevice::DrawOutDev()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); DBG_CHKOBJ( &rOutDev, OutputDevice, ImplDbgCheckOutputDevice ); DBG_ASSERT( meOutDevType != OUTDEV_PRINTER, "Don't use OutputDevice::DrawOutDev(...) with printer devices!" ); DBG_ASSERT( rOutDev.meOutDevType != OUTDEV_PRINTER, "Don't use OutputDevice::DrawOutDev(...) with printer devices!" ); if ( (meOutDevType == OUTDEV_PRINTER) || (rOutDev.meOutDevType == OUTDEV_PRINTER) || ImplIsRecordLayout() ) return; if ( ROP_INVERT == meRasterOp ) { DrawRect( Rectangle( rDestPt, rDestSize ) ); return; } if ( mpMetaFile ) { const Bitmap aBmp( rOutDev.GetBitmap( rSrcPt, rSrcSize ) ); mpMetaFile->AddAction( new MetaBmpScaleAction( rDestPt, rDestSize, aBmp ) ); } OUTDEV_INIT(); TwoRect aPosAry; aPosAry.mnSrcX = rOutDev.ImplLogicXToDevicePixel( rSrcPt.X() ); aPosAry.mnSrcY = rOutDev.ImplLogicYToDevicePixel( rSrcPt.Y() ); aPosAry.mnSrcWidth = rOutDev.ImplLogicWidthToDevicePixel( rSrcSize.Width() ); aPosAry.mnSrcHeight = rOutDev.ImplLogicHeightToDevicePixel( rSrcSize.Height() ); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() ); if( mpAlphaVDev ) { if( rOutDev.mpAlphaVDev ) { // alpha-blend source over destination DrawBitmapEx( rDestPt, rDestSize, rOutDev.GetBitmapEx(rSrcPt, rSrcSize) ); // This would be mode SOURCE: // copy source alpha channel to our alpha channel //mpAlphaVDev->DrawOutDev( rDestPt, rDestSize, rSrcPt, rSrcSize, *rOutDev.mpAlphaVDev ); } else { ImplDrawOutDevDirect( &rOutDev, &aPosAry ); // #i32109#: make destination rectangle opaque - source has no alpha mpAlphaVDev->ImplFillOpaqueRectangle( Rectangle(rDestPt, rDestSize) ); } } else { if( rOutDev.mpAlphaVDev ) { // alpha-blend source over destination DrawBitmapEx( rDestPt, rDestSize, rOutDev.GetBitmapEx(rSrcPt, rSrcSize) ); } else { // no alpha at all, neither in source nor destination device ImplDrawOutDevDirect( &rOutDev, &aPosAry ); } } } // ------------------------------------------------------------------ void OutputDevice::CopyArea( const Point& rDestPt, const Point& rSrcPt, const Size& rSrcSize, USHORT nFlags ) { DBG_TRACE( "OutputDevice::CopyArea()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); DBG_ASSERT( meOutDevType != OUTDEV_PRINTER, "Don't use OutputDevice::CopyArea(...) with printer devices!" ); if ( meOutDevType == OUTDEV_PRINTER || ImplIsRecordLayout() ) return; RasterOp eOldRop = GetRasterOp(); SetRasterOp( ROP_OVERPAINT ); OUTDEV_INIT(); TwoRect aPosAry; aPosAry.mnSrcWidth = ImplLogicWidthToDevicePixel( rSrcSize.Width() ); aPosAry.mnSrcHeight = ImplLogicHeightToDevicePixel( rSrcSize.Height() ); if ( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight ) { aPosAry.mnSrcX = ImplLogicXToDevicePixel( rSrcPt.X() ); aPosAry.mnSrcY = ImplLogicYToDevicePixel( rSrcPt.Y() ); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); Rectangle aSrcOutRect( Point( mnOutOffX, mnOutOffY ), Size( mnOutWidth, mnOutHeight ) ); Rectangle aSrcRect( Point( aPosAry.mnSrcX, aPosAry.mnSrcY ), Size( aPosAry.mnSrcWidth, aPosAry.mnSrcHeight ) ); long nOldRight = aSrcRect.Right(); long nOldBottom = aSrcRect.Bottom(); if ( !aSrcRect.Intersection( aSrcOutRect ).IsEmpty() ) { if ( (aPosAry.mnSrcX+aPosAry.mnSrcWidth-1) > aSrcOutRect.Right() ) aPosAry.mnSrcWidth -= nOldRight-aSrcRect.Right(); if ( (aPosAry.mnSrcY+aPosAry.mnSrcHeight-1) > aSrcOutRect.Bottom() ) aPosAry.mnSrcHeight -= nOldBottom-aSrcRect.Bottom(); if ( (meOutDevType == OUTDEV_WINDOW) && (nFlags & COPYAREA_WINDOWINVALIDATE) ) { ((Window*)this)->ImplMoveAllInvalidateRegions( aSrcRect, aPosAry.mnDestX-aPosAry.mnSrcX, aPosAry.mnDestY-aPosAry.mnSrcY, FALSE ); mpGraphics->CopyArea( aPosAry.mnDestX, aPosAry.mnDestY, aPosAry.mnSrcX, aPosAry.mnSrcY, aPosAry.mnSrcWidth, aPosAry.mnSrcHeight, SAL_COPYAREA_WINDOWINVALIDATE, this ); } else { aPosAry.mnDestWidth = aPosAry.mnSrcWidth; aPosAry.mnDestHeight = aPosAry.mnSrcHeight; mpGraphics->CopyBits( &aPosAry, NULL, this, NULL ); } } } SetRasterOp( eOldRop ); if( mpAlphaVDev ) mpAlphaVDev->CopyArea( rDestPt, rSrcPt, rSrcSize, nFlags ); } // ------------------------------------------------------------------ void OutputDevice::ImplDrawFrameDev( const Point& rPt, const Point& rDevPt, const Size& rDevSize, const OutputDevice& rOutDev, const Region& rRegion ) { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); GDIMetaFile* pOldMetaFile = mpMetaFile; BOOL bOldMap = mbMap; RasterOp eOldROP = GetRasterOp(); mpMetaFile = NULL; mbMap = FALSE; SetRasterOp( ROP_OVERPAINT ); if ( !IsDeviceOutputNecessary() ) return; if ( !mpGraphics ) { if ( !ImplGetGraphics() ) return; } // ClipRegion zuruecksetzen if ( rRegion.IsNull() ) mpGraphics->ResetClipRegion(); else ImplSelectClipRegion( mpGraphics, rRegion, this ); TwoRect aPosAry; aPosAry.mnSrcX = rDevPt.X(); aPosAry.mnSrcY = rDevPt.Y(); aPosAry.mnSrcWidth = rDevSize.Width(); aPosAry.mnSrcHeight = rDevSize.Height(); aPosAry.mnDestX = rPt.X(); aPosAry.mnDestY = rPt.Y(); aPosAry.mnDestWidth = rDevSize.Width(); aPosAry.mnDestHeight = rDevSize.Height(); ImplDrawOutDevDirect( &rOutDev, &aPosAry ); // Dafuer sorgen, das ClipRegion neu berechnet und gesetzt wird mbInitClipRegion = TRUE; SetRasterOp( eOldROP ); mbMap = bOldMap; mpMetaFile = pOldMetaFile; } // ------------------------------------------------------------------ void OutputDevice::ImplGetFrameDev( const Point& rPt, const Point& rDevPt, const Size& rDevSize, OutputDevice& rDev ) { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); BOOL bOldMap = mbMap; mbMap = FALSE; rDev.DrawOutDev( rDevPt, rDevSize, rPt, rDevSize, *this ); mbMap = bOldMap; } // ------------------------------------------------------------------ void OutputDevice::DrawBitmap( const Point& rDestPt, const Bitmap& rBitmap ) { DBG_TRACE( "OutputDevice::DrawBitmap()" ); if( ImplIsRecordLayout() ) return; const Size aSizePix( rBitmap.GetSizePixel() ); ImplDrawBitmap( rDestPt, PixelToLogic( aSizePix ), Point(), aSizePix, rBitmap, META_BMP_ACTION ); if( mpAlphaVDev ) { // #i32109#: Make bitmap area opaque mpAlphaVDev->ImplFillOpaqueRectangle( Rectangle(rDestPt, PixelToLogic( aSizePix )) ); } } // ------------------------------------------------------------------ void OutputDevice::DrawBitmap( const Point& rDestPt, const Size& rDestSize, const Bitmap& rBitmap ) { DBG_TRACE( "OutputDevice::DrawBitmap( Size )" ); if( ImplIsRecordLayout() ) return; ImplDrawBitmap( rDestPt, rDestSize, Point(), rBitmap.GetSizePixel(), rBitmap, META_BMPSCALE_ACTION ); if( mpAlphaVDev ) { // #i32109#: Make bitmap area opaque mpAlphaVDev->ImplFillOpaqueRectangle( Rectangle(rDestPt, rDestSize) ); } } // ------------------------------------------------------------------ void OutputDevice::DrawBitmap( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const Bitmap& rBitmap ) { DBG_TRACE( "OutputDevice::DrawBitmap( Point, Size )" ); if( ImplIsRecordLayout() ) return; ImplDrawBitmap( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, rBitmap, META_BMPSCALEPART_ACTION ); if( mpAlphaVDev ) { // #i32109#: Make bitmap area opaque mpAlphaVDev->ImplFillOpaqueRectangle( Rectangle(rDestPt, rDestSize) ); } } // ----------------------------------------------------------------------------- void OutputDevice::ImplDrawBitmap( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const Bitmap& rBitmap, const ULONG nAction ) { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); Bitmap aBmp( rBitmap ); if ( ( mnDrawMode & DRAWMODE_NOBITMAP ) ) return; else if ( ROP_INVERT == meRasterOp ) { DrawRect( Rectangle( rDestPt, rDestSize ) ); return; } else if ( mnDrawMode & ( DRAWMODE_BLACKBITMAP | DRAWMODE_WHITEBITMAP | DRAWMODE_GRAYBITMAP | DRAWMODE_GHOSTEDBITMAP ) ) { if ( mnDrawMode & ( DRAWMODE_BLACKBITMAP | DRAWMODE_WHITEBITMAP ) ) { BYTE cCmpVal; if ( mnDrawMode & DRAWMODE_BLACKBITMAP ) cCmpVal = ( mnDrawMode & DRAWMODE_GHOSTEDBITMAP ) ? 0x80 : 0; else cCmpVal = 255; Color aCol( cCmpVal, cCmpVal, cCmpVal ); Push( PUSH_LINECOLOR | PUSH_FILLCOLOR ); SetLineColor( aCol ); SetFillColor( aCol ); DrawRect( Rectangle( rDestPt, rDestSize ) ); Pop(); return; } else if( !!aBmp ) { if ( mnDrawMode & DRAWMODE_GRAYBITMAP ) aBmp.Convert( BMP_CONVERSION_8BIT_GREYS ); if ( mnDrawMode & DRAWMODE_GHOSTEDBITMAP ) aBmp.Convert( BMP_CONVERSION_GHOSTED ); } } if ( mpMetaFile ) { switch( nAction ) { case( META_BMP_ACTION ): mpMetaFile->AddAction( new MetaBmpAction( rDestPt, aBmp ) ); break; case( META_BMPSCALE_ACTION ): mpMetaFile->AddAction( new MetaBmpScaleAction( rDestPt, rDestSize, aBmp ) ); break; case( META_BMPSCALEPART_ACTION ): mpMetaFile->AddAction( new MetaBmpScalePartAction( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, aBmp ) ); break; } } OUTDEV_INIT(); if( !aBmp.IsEmpty() ) { TwoRect aPosAry; aPosAry.mnSrcX = rSrcPtPixel.X(); aPosAry.mnSrcY = rSrcPtPixel.Y(); aPosAry.mnSrcWidth = rSrcSizePixel.Width(); aPosAry.mnSrcHeight = rSrcSizePixel.Height(); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() ); const ULONG nMirrFlags = ImplAdjustTwoRect( aPosAry, aBmp.GetSizePixel() ); if ( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight ) { if ( nMirrFlags ) aBmp.Mirror( nMirrFlags ); /* #i75264# (corrected with #i81576#) * sometimes a bitmap is scaled to a ridiculous size and drawn * to a quite normal VDev, so only a very small part of * the scaled bitmap will be visible. However actually scaling * the bitmap will use so much memory that we end with a crash. * Workaround: since only a small part of the scaled bitmap will * be actually drawn anyway (because of clipping on the device * boundary), limit the destination and source rectangles so * that the destination rectangle will overlap the device but only * be reasonably (say factor 2) larger than the device itself. */ if( aPosAry.mnDestWidth > 2048 || aPosAry.mnDestHeight > 2048 ) { if( meOutDevType == OUTDEV_WINDOW || (meOutDevType == OUTDEV_VIRDEV && mpPDFWriter == 0 ) ) { // reduce scaling to something reasonable taking into account the output size if( aPosAry.mnDestWidth > 3*mnOutWidth && aPosAry.mnSrcWidth ) { const double nScaleX = aPosAry.mnDestWidth/double(aPosAry.mnSrcWidth); if( aPosAry.mnDestX + aPosAry.mnDestWidth > mnOutWidth ) { aPosAry.mnDestWidth = Max(long(0),mnOutWidth-aPosAry.mnDestX); } if( aPosAry.mnDestX < 0 ) { aPosAry.mnDestWidth += aPosAry.mnDestX; aPosAry.mnSrcX -= sal::static_int_cast(aPosAry.mnDestX / nScaleX); aPosAry.mnDestX = 0; } aPosAry.mnSrcWidth = sal::static_int_cast(aPosAry.mnDestWidth / nScaleX); } if( aPosAry.mnDestHeight > 3*mnOutHeight && aPosAry.mnSrcHeight != 0 ) { const double nScaleY = aPosAry.mnDestHeight/double(aPosAry.mnSrcHeight); if( aPosAry.mnDestY + aPosAry.mnDestHeight > mnOutHeight ) { aPosAry.mnDestHeight = Max(long(0),mnOutHeight-aPosAry.mnDestY); } if( aPosAry.mnDestY < 0 ) { aPosAry.mnDestHeight += aPosAry.mnDestY; aPosAry.mnSrcY -= sal::static_int_cast(aPosAry.mnDestY / nScaleY); aPosAry.mnDestY = 0; } aPosAry.mnSrcHeight = sal::static_int_cast(aPosAry.mnDestHeight / nScaleY); } } } mpGraphics->DrawBitmap( &aPosAry, *aBmp.ImplGetImpBitmap()->ImplGetSalBitmap(), this ); } } } // ------------------------------------------------------------------ void OutputDevice::DrawBitmapEx( const Point& rDestPt, const BitmapEx& rBitmapEx ) { DBG_TRACE( "OutputDevice::DrawBitmapEx()" ); if( ImplIsRecordLayout() ) return; if( TRANSPARENT_NONE == rBitmapEx.GetTransparentType() ) DrawBitmap( rDestPt, rBitmapEx.GetBitmap() ); else { const Size aSizePix( rBitmapEx.GetSizePixel() ); ImplDrawBitmapEx( rDestPt, PixelToLogic( aSizePix ), Point(), aSizePix, rBitmapEx, META_BMPEX_ACTION ); } } // ------------------------------------------------------------------ void OutputDevice::DrawBitmapEx( const Point& rDestPt, const Size& rDestSize, const BitmapEx& rBitmapEx ) { DBG_TRACE( "OutputDevice::DrawBitmapEx( Size )" ); if( ImplIsRecordLayout() ) return; if ( TRANSPARENT_NONE == rBitmapEx.GetTransparentType() ) DrawBitmap( rDestPt, rDestSize, rBitmapEx.GetBitmap() ); else ImplDrawBitmapEx( rDestPt, rDestSize, Point(), rBitmapEx.GetSizePixel(), rBitmapEx, META_BMPEXSCALE_ACTION ); } // ------------------------------------------------------------------ void OutputDevice::DrawBitmapEx( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const BitmapEx& rBitmapEx ) { DBG_TRACE( "OutputDevice::DrawBitmapEx( Point, Size )" ); if( ImplIsRecordLayout() ) return; if( TRANSPARENT_NONE == rBitmapEx.GetTransparentType() ) DrawBitmap( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, rBitmapEx.GetBitmap() ); else ImplDrawBitmapEx( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, rBitmapEx, META_BMPEXSCALEPART_ACTION ); } // ------------------------------------------------------------------ void OutputDevice::ImplDrawBitmapEx( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const BitmapEx& rBitmapEx, const ULONG nAction ) { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); BitmapEx aBmpEx( rBitmapEx ); if ( mnDrawMode & DRAWMODE_NOBITMAP ) return; else if ( ROP_INVERT == meRasterOp ) { DrawRect( Rectangle( rDestPt, rDestSize ) ); return; } else if ( mnDrawMode & ( DRAWMODE_BLACKBITMAP | DRAWMODE_WHITEBITMAP | DRAWMODE_GRAYBITMAP | DRAWMODE_GHOSTEDBITMAP ) ) { if ( mnDrawMode & ( DRAWMODE_BLACKBITMAP | DRAWMODE_WHITEBITMAP ) ) { Bitmap aColorBmp( aBmpEx.GetSizePixel(), ( mnDrawMode & DRAWMODE_GHOSTEDBITMAP ) ? 4 : 1 ); BYTE cCmpVal; if ( mnDrawMode & DRAWMODE_BLACKBITMAP ) cCmpVal = ( mnDrawMode & DRAWMODE_GHOSTEDBITMAP ) ? 0x80 : 0; else cCmpVal = 255; aColorBmp.Erase( Color( cCmpVal, cCmpVal, cCmpVal ) ); if( aBmpEx.IsAlpha() ) { // Create one-bit mask out of alpha channel, by // thresholding it at alpha=0.5. As // DRAWMODE_BLACK/WHITEBITMAP requires monochrome // output, having alpha-induced grey levels is not // acceptable. Bitmap aMask( aBmpEx.GetAlpha().GetBitmap() ); aMask.MakeMono( 128 ); aBmpEx = BitmapEx( aColorBmp, aMask ); } else { aBmpEx = BitmapEx( aColorBmp, aBmpEx.GetMask() ); } } else if( !!aBmpEx ) { if ( mnDrawMode & DRAWMODE_GRAYBITMAP ) aBmpEx.Convert( BMP_CONVERSION_8BIT_GREYS ); if ( mnDrawMode & DRAWMODE_GHOSTEDBITMAP ) aBmpEx.Convert( BMP_CONVERSION_GHOSTED ); } } if ( mpMetaFile ) { switch( nAction ) { case( META_BMPEX_ACTION ): mpMetaFile->AddAction( new MetaBmpExAction( rDestPt, aBmpEx ) ); break; case( META_BMPEXSCALE_ACTION ): mpMetaFile->AddAction( new MetaBmpExScaleAction( rDestPt, rDestSize, aBmpEx ) ); break; case( META_BMPEXSCALEPART_ACTION ): mpMetaFile->AddAction( new MetaBmpExScalePartAction( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, aBmpEx ) ); break; } } OUTDEV_INIT(); if( OUTDEV_PRINTER == meOutDevType ) { if( aBmpEx.IsAlpha() ) { // #107169# For true alpha bitmaps, no longer masking the // bitmap, but perform a full alpha blend against a white // background here. Bitmap aBmp( aBmpEx.GetBitmap() ); aBmp.Blend( aBmpEx.GetAlpha(), Color( COL_WHITE) ); DrawBitmap( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, aBmp ); } else { Bitmap aBmp( aBmpEx.GetBitmap() ), aMask( aBmpEx.GetMask() ); aBmp.Replace( aMask, Color( COL_WHITE ) ); ImplPrintTransparent( aBmp, aMask, rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel ); } return; } else if( aBmpEx.IsAlpha() ) { ImplDrawAlpha( aBmpEx.GetBitmap(), aBmpEx.GetAlpha(), rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel ); return; } if( !( !aBmpEx ) ) { TwoRect aPosAry; aPosAry.mnSrcX = rSrcPtPixel.X(); aPosAry.mnSrcY = rSrcPtPixel.Y(); aPosAry.mnSrcWidth = rSrcSizePixel.Width(); aPosAry.mnSrcHeight = rSrcSizePixel.Height(); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() ); const ULONG nMirrFlags = ImplAdjustTwoRect( aPosAry, aBmpEx.GetSizePixel() ); if( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight ) { if( nMirrFlags ) aBmpEx.Mirror( nMirrFlags ); const ImpBitmap* pImpBmp = aBmpEx.ImplGetBitmapImpBitmap(); const ImpBitmap* pMaskBmp = aBmpEx.ImplGetMaskImpBitmap(); if ( pMaskBmp ) { // #4919452# reduce operation area to bounds of // cliprect. since masked transparency involves // creation of a large vdev and copying the screen // content into that (slooow read from framebuffer), // that should considerably increase performance for // large bitmaps and small clippings. // Note that this optimisation is a workaround for a // Writer peculiarity, namely, to decompose background // graphics into myriads of disjunct, tiny // rectangles. That otherwise kills us here, since for // transparent output, SAL always prepares the whole // bitmap, if aPosAry contains the whole bitmap (and // it's _not_ to blame for that). // Note the call to ImplPixelToDevicePixel(), since // aPosAry already contains the mnOutOff-offsets, they // also have to be applied to the region Rectangle aClipRegionBounds( ImplPixelToDevicePixel(maRegion).GetBoundRect() ); // TODO: Also respect scaling (that's a bit tricky, // since the source points have to move fractional // amounts (which is not possible, thus has to be // emulated by increases copy area) // const double nScaleX( aPosAry.mnDestWidth / aPosAry.mnSrcWidth ); // const double nScaleY( aPosAry.mnDestHeight / aPosAry.mnSrcHeight ); // for now, only identity scales allowed if( !aClipRegionBounds.IsEmpty() && aPosAry.mnDestWidth == aPosAry.mnSrcWidth && aPosAry.mnDestHeight == aPosAry.mnSrcHeight ) { // now intersect dest rect with clip region aClipRegionBounds.Intersection( Rectangle( aPosAry.mnDestX, aPosAry.mnDestY, aPosAry.mnDestX + aPosAry.mnDestWidth - 1, aPosAry.mnDestY + aPosAry.mnDestHeight - 1 ) ); // Note: I could theoretically optimize away the // DrawBitmap below, if the region is empty // here. Unfortunately, cannot rule out that // somebody relies on the side effects. if( !aClipRegionBounds.IsEmpty() ) { aPosAry.mnSrcX += aClipRegionBounds.Left() - aPosAry.mnDestX; aPosAry.mnSrcY += aClipRegionBounds.Top() - aPosAry.mnDestY; aPosAry.mnSrcWidth = aClipRegionBounds.GetWidth(); aPosAry.mnSrcHeight = aClipRegionBounds.GetHeight(); aPosAry.mnDestX = aClipRegionBounds.Left(); aPosAry.mnDestY = aClipRegionBounds.Top(); aPosAry.mnDestWidth = aClipRegionBounds.GetWidth(); aPosAry.mnDestHeight = aClipRegionBounds.GetHeight(); } } mpGraphics->DrawBitmap( &aPosAry, *pImpBmp->ImplGetSalBitmap(), *pMaskBmp->ImplGetSalBitmap(), this ); // #110958# Paint mask to alpha channel. Luckily, the // black and white representation of the mask maps to // the alpha channel // #i25167# Restrict mask painting to _opaque_ areas // of the mask, otherwise we spoil areas where no // bitmap content was ever visible. Interestingly // enough, this can be achieved by taking the mask as // the transparency mask of itself if( mpAlphaVDev ) mpAlphaVDev->DrawBitmapEx( rDestPt, rDestSize, BitmapEx( aBmpEx.GetMask(), aBmpEx.GetMask() ) ); } else { mpGraphics->DrawBitmap( &aPosAry, *pImpBmp->ImplGetSalBitmap(), this ); if( mpAlphaVDev ) { // #i32109#: Make bitmap area opaque mpAlphaVDev->ImplFillOpaqueRectangle( Rectangle(rDestPt, rDestSize) ); } } } } } // ------------------------------------------------------------------ void OutputDevice::DrawMask( const Point& rDestPt, const Bitmap& rBitmap, const Color& rMaskColor ) { DBG_TRACE( "OutputDevice::DrawMask()" ); if( ImplIsRecordLayout() ) return; const Size aSizePix( rBitmap.GetSizePixel() ); ImplDrawMask( rDestPt, PixelToLogic( aSizePix ), Point(), aSizePix, rBitmap, rMaskColor, META_MASK_ACTION ); if( mpAlphaVDev ) { const Bitmap& rMask( rBitmap.CreateMask( rMaskColor ) ); // #i25167# Restrict mask painting to _opaque_ areas // of the mask, otherwise we spoil areas where no // bitmap content was ever visible. Interestingly // enough, this can be achieved by taking the mask as // the transparency mask of itself mpAlphaVDev->DrawBitmapEx( rDestPt, PixelToLogic( aSizePix ), BitmapEx( rMask, rMask ) ); } } // ------------------------------------------------------------------ void OutputDevice::DrawMask( const Point& rDestPt, const Size& rDestSize, const Bitmap& rBitmap, const Color& rMaskColor ) { DBG_TRACE( "OutputDevice::DrawMask( Size )" ); if( ImplIsRecordLayout() ) return; ImplDrawMask( rDestPt, rDestSize, Point(), rBitmap.GetSizePixel(), rBitmap, rMaskColor, META_MASKSCALE_ACTION ); // TODO: Use mask here if( mpAlphaVDev ) { const Bitmap& rMask( rBitmap.CreateMask( rMaskColor ) ); // #i25167# Restrict mask painting to _opaque_ areas // of the mask, otherwise we spoil areas where no // bitmap content was ever visible. Interestingly // enough, this can be achieved by taking the mask as // the transparency mask of itself mpAlphaVDev->DrawBitmapEx( rDestPt, rDestSize, BitmapEx( rMask, rMask ) ); } } // ------------------------------------------------------------------ void OutputDevice::DrawMask( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const Bitmap& rBitmap, const Color& rMaskColor ) { DBG_TRACE( "OutputDevice::DrawMask( Point, Size )" ); if( ImplIsRecordLayout() ) return; ImplDrawMask( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, rBitmap, rMaskColor, META_MASKSCALEPART_ACTION ); // TODO: Use mask here if( mpAlphaVDev ) { const Bitmap& rMask( rBitmap.CreateMask( rMaskColor ) ); // #i25167# Restrict mask painting to _opaque_ areas // of the mask, otherwise we spoil areas where no // bitmap content was ever visible. Interestingly // enough, this can be achieved by taking the mask as // the transparency mask of itself mpAlphaVDev->DrawBitmapEx( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, BitmapEx( rMask, rMask ) ); } } // ------------------------------------------------------------------ void OutputDevice::ImplDrawMask( const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel, const Bitmap& rBitmap, const Color& rMaskColor, const ULONG nAction ) { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); if( ROP_INVERT == meRasterOp ) { DrawRect( Rectangle( rDestPt, rDestSize ) ); return; } if ( mpMetaFile ) { switch( nAction ) { case( META_MASK_ACTION ): mpMetaFile->AddAction( new MetaMaskAction( rDestPt, rBitmap, rMaskColor ) ); break; case( META_MASKSCALE_ACTION ): mpMetaFile->AddAction( new MetaMaskScaleAction( rDestPt, rDestSize, rBitmap, rMaskColor ) ); break; case( META_MASKSCALEPART_ACTION ): mpMetaFile->AddAction( new MetaMaskScalePartAction( rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel, rBitmap, rMaskColor ) ); break; } } OUTDEV_INIT(); if ( OUTDEV_PRINTER == meOutDevType ) { ImplPrintMask( rBitmap, rMaskColor, rDestPt, rDestSize, rSrcPtPixel, rSrcSizePixel ); return; } const ImpBitmap* pImpBmp = rBitmap.ImplGetImpBitmap(); if ( pImpBmp ) { TwoRect aPosAry; aPosAry.mnSrcX = rSrcPtPixel.X(); aPosAry.mnSrcY = rSrcPtPixel.Y(); aPosAry.mnSrcWidth = rSrcSizePixel.Width(); aPosAry.mnSrcHeight = rSrcSizePixel.Height(); aPosAry.mnDestX = ImplLogicXToDevicePixel( rDestPt.X() ); aPosAry.mnDestY = ImplLogicYToDevicePixel( rDestPt.Y() ); aPosAry.mnDestWidth = ImplLogicWidthToDevicePixel( rDestSize.Width() ); aPosAry.mnDestHeight = ImplLogicHeightToDevicePixel( rDestSize.Height() ); // spiegeln via Koordinaten wollen wir nicht const ULONG nMirrFlags = ImplAdjustTwoRect( aPosAry, pImpBmp->ImplGetSize() ); // check if output is necessary if( aPosAry.mnSrcWidth && aPosAry.mnSrcHeight && aPosAry.mnDestWidth && aPosAry.mnDestHeight ) { if( nMirrFlags ) { Bitmap aTmp( rBitmap ); aTmp.Mirror( nMirrFlags ); mpGraphics->DrawMask( &aPosAry, *aTmp.ImplGetImpBitmap()->ImplGetSalBitmap(), ImplColorToSal( rMaskColor ) , this); } else mpGraphics->DrawMask( &aPosAry, *pImpBmp->ImplGetSalBitmap(), ImplColorToSal( rMaskColor ), this ); } } } // ------------------------------------------------------------------ void OutputDevice::DrawImage( const Point& rPos, const Image& rImage, USHORT nStyle ) { DBG_ASSERT( GetOutDevType() != OUTDEV_PRINTER, "DrawImage(): Images can't be drawn on any mprinter" ); if( !rImage.mpImplData || ImplIsRecordLayout() ) return; switch( rImage.mpImplData->meType ) { case IMAGETYPE_BITMAP: DrawBitmap( rPos, *static_cast< Bitmap* >( rImage.mpImplData->mpData ) ); break; case IMAGETYPE_IMAGE: { ImplImageData* pData = static_cast< ImplImageData* >( rImage.mpImplData->mpData ); if( !pData->mpImageBitmap ) { const Size aSize( pData->maBmpEx.GetSizePixel() ); pData->mpImageBitmap = new ImplImageBmp; pData->mpImageBitmap->Create( pData->maBmpEx, aSize.Width(), aSize.Height(), 1 ); } pData->mpImageBitmap->Draw( 0, this, rPos, nStyle ); } break; default: break; } } // ------------------------------------------------------------------ void OutputDevice::DrawImage( const Point& rPos, const Size& rSize, const Image& rImage, USHORT nStyle ) { DBG_ASSERT( GetOutDevType() != OUTDEV_PRINTER, "DrawImage(): Images can't be drawn on any mprinter" ); if( rImage.mpImplData && !ImplIsRecordLayout() ) { switch( rImage.mpImplData->meType ) { case IMAGETYPE_BITMAP: DrawBitmap( rPos, rSize, *static_cast< Bitmap* >( rImage.mpImplData->mpData ) ); break; case IMAGETYPE_IMAGE: { ImplImageData* pData = static_cast< ImplImageData* >( rImage.mpImplData->mpData ); if ( !pData->mpImageBitmap ) { const Size aSize( pData->maBmpEx.GetSizePixel() ); pData->mpImageBitmap = new ImplImageBmp; pData->mpImageBitmap->Create( pData->maBmpEx, aSize.Width(), aSize.Height(), 1 ); } pData->mpImageBitmap->Draw( 0, this, rPos, nStyle, &rSize ); } break; default: break; } } } // ------------------------------------------------------------------ Bitmap OutputDevice::GetBitmap( const Point& rSrcPt, const Size& rSize ) const { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); Bitmap aBmp; long nX = ImplLogicXToDevicePixel( rSrcPt.X() ); long nY = ImplLogicYToDevicePixel( rSrcPt.Y() ); long nWidth = ImplLogicWidthToDevicePixel( rSize.Width() ); long nHeight = ImplLogicHeightToDevicePixel( rSize.Height() ); if ( mpGraphics || ( (OutputDevice*) this )->ImplGetGraphics() ) { if ( nWidth && nHeight ) { Rectangle aRect( Point( nX, nY ), Size( nWidth, nHeight ) ); BOOL bClipped = FALSE; // X-Koordinate ausserhalb des Bereichs? if ( nX < mnOutOffX ) { nWidth -= ( mnOutOffX - nX ); nX = mnOutOffX; bClipped = TRUE; } // Y-Koordinate ausserhalb des Bereichs? if ( nY < mnOutOffY ) { nHeight -= ( mnOutOffY - nY ); nY = mnOutOffY; bClipped = TRUE; } // Breite ausserhalb des Bereichs? if ( (nWidth + nX) > (mnOutWidth + mnOutOffX) ) { nWidth = mnOutOffX + mnOutWidth - nX; bClipped = TRUE; } // Hoehe ausserhalb des Bereichs? if ( (nHeight + nY) > (mnOutHeight + mnOutOffY) ) { nHeight = mnOutOffY + mnOutHeight - nY; bClipped = TRUE; } if ( bClipped ) { // Falls auf den sichtbaren Bereich geclipped wurde, // muessen wir eine Bitmap in der rchtigen Groesse // erzeugen, in die die geclippte Bitmap an die angepasste // Position kopiert wird VirtualDevice aVDev( *this ); if ( aVDev.SetOutputSizePixel( aRect.GetSize() ) ) { if ( ((OutputDevice*)&aVDev)->mpGraphics || ((OutputDevice*)&aVDev)->ImplGetGraphics() ) { TwoRect aPosAry; aPosAry.mnSrcX = nX; aPosAry.mnSrcY = nY; aPosAry.mnSrcWidth = nWidth; aPosAry.mnSrcHeight = nHeight; aPosAry.mnDestX = ( aRect.Left() < mnOutOffX ) ? ( mnOutOffX - aRect.Left() ) : 0L; aPosAry.mnDestY = ( aRect.Top() < mnOutOffY ) ? ( mnOutOffY - aRect.Top() ) : 0L; aPosAry.mnDestWidth = nWidth; aPosAry.mnDestHeight = nHeight; if ( (nWidth > 0) && (nHeight > 0) ) (((OutputDevice*)&aVDev)->mpGraphics)->CopyBits( &aPosAry, mpGraphics, this, this ); aBmp = aVDev.GetBitmap( Point(), aVDev.GetOutputSizePixel() ); } else bClipped = FALSE; } else bClipped = FALSE; } if ( !bClipped ) { SalBitmap* pSalBmp = mpGraphics->GetBitmap( nX, nY, nWidth, nHeight, this ); if( pSalBmp ) { ImpBitmap* pImpBmp = new ImpBitmap; pImpBmp->ImplSetSalBitmap( pSalBmp ); aBmp.ImplSetImpBitmap( pImpBmp ); } } } } return aBmp; } // ------------------------------------------------------------------ BitmapEx OutputDevice::GetBitmapEx( const Point& rSrcPt, const Size& rSize ) const { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); // #110958# Extract alpha value from VDev, if any if( mpAlphaVDev ) { Bitmap aAlphaBitmap( mpAlphaVDev->GetBitmap( rSrcPt, rSize ) ); // ensure 8 bit alpha if( aAlphaBitmap.GetBitCount() > 8 ) aAlphaBitmap.Convert( BMP_CONVERSION_8BIT_GREYS ); return BitmapEx(GetBitmap( rSrcPt, rSize ), AlphaMask( aAlphaBitmap ) ); } else return GetBitmap( rSrcPt, rSize ); } // ------------------------------------------------------------------ void OutputDevice::ImplGetFrameBitmap( const Point& rDestPt, const Size& rSize, Bitmap& rBitmap ) const { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); BOOL bOldMap = mbMap; ((OutputDevice*)this)->mbMap = FALSE; rBitmap = GetBitmap( rDestPt, rSize ); ((OutputDevice*)this)->mbMap = bOldMap; } // ------------------------------------------------------------------ Color OutputDevice::GetPixel( const Point& rPt ) const { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); Color aColor; if ( mpGraphics || ((OutputDevice*)this)->ImplGetGraphics() ) { if ( mbInitClipRegion ) ((OutputDevice*)this)->ImplInitClipRegion(); if ( !mbOutputClipped ) { const long nX = ImplLogicXToDevicePixel( rPt.X() ); const long nY = ImplLogicYToDevicePixel( rPt.Y() ); const SalColor aSalCol = mpGraphics->GetPixel( nX, nY, this ); aColor.SetRed( SALCOLOR_RED( aSalCol ) ); aColor.SetGreen( SALCOLOR_GREEN( aSalCol ) ); aColor.SetBlue( SALCOLOR_BLUE( aSalCol ) ); } } return aColor; } // ------------------------------------------------------------------ Color* OutputDevice::GetPixel( const Polygon& rPts ) const { DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); Color* pColors = NULL; const USHORT nSize = rPts.GetSize(); if( nSize ) { if ( mpGraphics || ((OutputDevice*)this)->ImplGetGraphics() ) { if ( mbInitClipRegion ) ((OutputDevice*)this)->ImplInitClipRegion(); if ( !mbOutputClipped ) { pColors = new Color[ nSize ]; for( USHORT i = 0; i < nSize; i++ ) { Color& rCol = pColors[ i ]; const Point& rPt = rPts[ i ]; const SalColor aSalCol( mpGraphics->GetPixel( ImplLogicXToDevicePixel( rPt.X() ), ImplLogicYToDevicePixel( rPt.Y() ) , this) ); rCol.SetRed( SALCOLOR_RED( aSalCol ) ); rCol.SetGreen( SALCOLOR_GREEN( aSalCol ) ); rCol.SetBlue( SALCOLOR_BLUE( aSalCol ) ); } } } } return pColors; } // ----------------------------------------------------------------------- void OutputDevice::DrawPixel( const Point& rPt ) { DBG_TRACE( "OutputDevice::DrawPixel()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); if ( mpMetaFile ) mpMetaFile->AddAction( new MetaPointAction( rPt ) ); if ( !IsDeviceOutputNecessary() || !mbLineColor || ImplIsRecordLayout() ) return; Point aPt = ImplLogicToDevicePixel( rPt ); // we need a graphics if ( !mpGraphics ) { if ( !ImplGetGraphics() ) return; } if ( mbInitClipRegion ) ImplInitClipRegion(); if ( mbOutputClipped ) return; if ( mbInitLineColor ) ImplInitLineColor(); mpGraphics->DrawPixel( aPt.X(), aPt.Y(), this ); if( mpAlphaVDev ) mpAlphaVDev->DrawPixel( rPt ); } // ----------------------------------------------------------------------- void OutputDevice::DrawPixel( const Point& rPt, const Color& rColor ) { DBG_TRACE( "OutputDevice::DrawPixel()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); Color aColor( rColor ); if( mnDrawMode & ( DRAWMODE_BLACKLINE | DRAWMODE_WHITELINE | DRAWMODE_GRAYLINE | DRAWMODE_GHOSTEDLINE | DRAWMODE_SETTINGSLINE ) ) { if( !ImplIsColorTransparent( aColor ) ) { if( mnDrawMode & DRAWMODE_BLACKLINE ) { aColor = Color( COL_BLACK ); } else if( mnDrawMode & DRAWMODE_WHITELINE ) { aColor = Color( COL_WHITE ); } else if( mnDrawMode & DRAWMODE_GRAYLINE ) { const UINT8 cLum = aColor.GetLuminance(); aColor = Color( cLum, cLum, cLum ); } else if( mnDrawMode & DRAWMODE_SETTINGSLINE ) { aColor = GetSettings().GetStyleSettings().GetFontColor(); } if( mnDrawMode & DRAWMODE_GHOSTEDLINE ) { aColor = Color( ( aColor.GetRed() >> 1 ) | 0x80, ( aColor.GetGreen() >> 1 ) | 0x80, ( aColor.GetBlue() >> 1 ) | 0x80 ); } } } if ( mpMetaFile ) mpMetaFile->AddAction( new MetaPixelAction( rPt, aColor ) ); if ( !IsDeviceOutputNecessary() || ImplIsColorTransparent( aColor ) || ImplIsRecordLayout() ) return; Point aPt = ImplLogicToDevicePixel( rPt ); // we need a graphics if ( !mpGraphics ) { if ( !ImplGetGraphics() ) return; } if ( mbInitClipRegion ) ImplInitClipRegion(); if ( mbOutputClipped ) return; mpGraphics->DrawPixel( aPt.X(), aPt.Y(), ImplColorToSal( aColor ), this ); if( mpAlphaVDev ) mpAlphaVDev->DrawPixel( rPt ); } // ----------------------------------------------------------------------- void OutputDevice::DrawPixel( const Polygon& rPts, const Color* pColors ) { if ( !pColors ) DrawPixel( rPts, GetLineColor() ); else { DBG_TRACE( "OutputDevice::DrawPixel()" ); DBG_CHKTHIS( OutputDevice, ImplDbgCheckOutputDevice ); DBG_ASSERT( pColors, "OutputDevice::DrawPixel: No color array specified" ); const USHORT nSize = rPts.GetSize(); if ( nSize ) { if ( mpMetaFile ) for ( USHORT i = 0; i < nSize; i++ ) mpMetaFile->AddAction( new MetaPixelAction( rPts[ i ], pColors[ i ] ) ); if ( !IsDeviceOutputNecessary() || ImplIsRecordLayout() ) return; // we need a graphics if ( mpGraphics || ImplGetGraphics() ) { if ( mbInitClipRegion ) ImplInitClipRegion(); if ( mbOutputClipped ) return; for ( USHORT i = 0; i < nSize; i++ ) { const Point aPt( ImplLogicToDevicePixel( rPts[ i ] ) ); mpGraphics->DrawPixel( aPt.X(), aPt.Y(), ImplColorToSal( pColors[ i ] ), this ); } } } } if( mpAlphaVDev ) mpAlphaVDev->DrawPixel( rPts, pColors ); } // ----------------------------------------------------------------------- void OutputDevice::DrawPixel( const Polygon& rPts, const Color& rColor ) { if( rColor != COL_TRANSPARENT && ! ImplIsRecordLayout() ) { const USHORT nSize = rPts.GetSize(); Color* pColArray = new Color[ nSize ]; for( USHORT i = 0; i < nSize; i++ ) pColArray[ i ] = rColor; DrawPixel( rPts, pColArray ); delete[] pColArray; } if( mpAlphaVDev ) mpAlphaVDev->DrawPixel( rPts, rColor ); } // ------------------------------------------------------------------------ Bitmap OutputDevice::ImplBlendWithAlpha( Bitmap aBmp, BitmapReadAccess* pP, BitmapReadAccess* pA, const Rectangle& aDstRect, const sal_Int32 nOffY, const sal_Int32 nDstHeight, const sal_Int32 nOffX, const sal_Int32 nDstWidth, const long* pMapX, const long* pMapY ) { BitmapColor aDstCol,aSrcCol; BYTE nSrcAlpha, nDstAlpha; Bitmap res; int nX, nOutX, nY, nOutY; OSL_ENSURE(mpAlphaVDev, "ImplBlendWithAlpha(): call me only with valid alpha VDev!" ); BOOL bOldMapMode( mpAlphaVDev->IsMapModeEnabled() ); mpAlphaVDev->EnableMapMode(FALSE); Bitmap aAlphaBitmap( mpAlphaVDev->GetBitmap( aDstRect.TopLeft(), aDstRect.GetSize() ) ); BitmapWriteAccess* pAlphaW = aAlphaBitmap.AcquireWriteAccess(); if( GetBitCount() <= 8 ) { Bitmap aDither( aBmp.GetSizePixel(), 8 ); BitmapColor aIndex( 0 ); BitmapReadAccess* pB = aBmp.AcquireReadAccess(); BitmapWriteAccess* pW = aDither.AcquireWriteAccess(); if( pB && pP && pA && pW && pAlphaW ) { for( nY = 0, nOutY = nOffY; nY < nDstHeight; nY++, nOutY++ ) { const long nMapY = pMapY[ nY ]; const long nModY = ( nOutY & 0x0FL ) << 4L; for( nX = 0, nOutX = nOffX; nX < nDstWidth; nX++, nOutX++ ) { const long nMapX = pMapX[ nX ]; const ULONG nD = nVCLDitherLut[ nModY | ( nOutX & 0x0FL ) ]; aSrcCol = pP->GetColor( nMapY, nMapX ); aDstCol = pB->GetColor( nY, nX ); nSrcAlpha = 255 - pA->GetPixel( nMapY, nMapX ).GetBlueOrIndex(); nDstAlpha = 255 - pAlphaW->GetPixel( nY, nX ).GetBlueOrIndex(); if( nSrcAlpha + nDstAlpha == 0 ) { // #i70653# zero alpha -> zero color values aIndex.SetIndex( (BYTE) ( nVCLRLut[ ( nVCLLut[ 0 ] + nD ) >> 16UL ] + nVCLGLut[ ( nVCLLut[ 0 ] + nD ) >> 16UL ] + nVCLBLut[ ( nVCLLut[ 0 ] + nD ) >> 16UL ] ) ); } else { aDstCol.SetRed( (BYTE)(((int)(aSrcCol.GetRed())*nSrcAlpha + (int)(aDstCol.GetRed())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); aDstCol.SetGreen( (BYTE)(((int)(aSrcCol.GetGreen())*nSrcAlpha + (int)(aDstCol.GetGreen())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); aDstCol.SetBlue( (BYTE)(((int)(aSrcCol.GetBlue())*nSrcAlpha + (int)(aDstCol.GetBlue())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); aIndex.SetIndex( (BYTE) ( nVCLRLut[ ( nVCLLut[ aDstCol.GetRed() ] + nD ) >> 16UL ] + nVCLGLut[ ( nVCLLut[ aDstCol.GetGreen() ] + nD ) >> 16UL ] + nVCLBLut[ ( nVCLLut[ aDstCol.GetBlue() ] + nD ) >> 16UL ] ) ); } pW->SetPixel( nY, nX, aIndex ); // Have to perform the compositing 'algebra' in // the inverse alpha space (with 255 meaning // opaque), otherwise, transitivity is not // achieved. nSrcAlpha = 255-COLOR_CHANNEL_MERGE( 255, (BYTE)nDstAlpha, nSrcAlpha ); aIndex.SetIndex( (BYTE) ( nVCLRLut[ ( nVCLLut[ nSrcAlpha ] + nD ) >> 16UL ] + nVCLGLut[ ( nVCLLut[ nSrcAlpha ] + nD ) >> 16UL ] + nVCLBLut[ ( nVCLLut[ nSrcAlpha ] + nD ) >> 16UL ] ) ); pAlphaW->SetPixel( nY, nX, aIndex ); } } } aBmp.ReleaseAccess( pB ); aDither.ReleaseAccess( pW ); res = aDither; } else { BitmapWriteAccess* pB = aBmp.AcquireWriteAccess(); if( pP && pA && pB ) { for( nY = 0; nY < nDstHeight; nY++ ) { const long nMapY = pMapY[ nY ]; for( nX = 0; nX < nDstWidth; nX++ ) { const long nMapX = pMapX[ nX ]; aSrcCol = pP->GetColor( nMapY, nMapX ); aDstCol = pB->GetColor( nY, nX ); nSrcAlpha = 255 - pA->GetPixel( nMapY, nMapX ).GetBlueOrIndex(); nDstAlpha = 255 - pAlphaW->GetPixel( nY, nX ).GetBlueOrIndex(); if( nSrcAlpha + nDstAlpha == 0 ) { // #i70653# zero alpha -> zero color values aDstCol.SetRed(0); aDstCol.SetGreen(0); aDstCol.SetBlue(0); } else { aDstCol.SetRed( (BYTE)(((int)(aSrcCol.GetRed())*nSrcAlpha + (int)(aDstCol.GetRed())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); aDstCol.SetGreen( (BYTE)(((int)(aSrcCol.GetGreen())*nSrcAlpha + (int)(aDstCol.GetGreen())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); aDstCol.SetBlue( (BYTE)(((int)(aSrcCol.GetBlue())*nSrcAlpha + (int)(aDstCol.GetBlue())*nDstAlpha) / (nSrcAlpha+nDstAlpha)) ); } pB->SetPixel( nY, nX, aDstCol ); // Have to perform the compositing 'algebra' in // the inverse alpha space (with 255 meaning // opaque), otherwise, transitivity is not // achieved. nSrcAlpha = 255-COLOR_CHANNEL_MERGE( 255, (BYTE)nDstAlpha, nSrcAlpha ); pAlphaW->SetPixel( nY, nX, Color(nSrcAlpha, nSrcAlpha, nSrcAlpha) ); } } } aBmp.ReleaseAccess( pB ); res = aBmp; } aAlphaBitmap.ReleaseAccess( pAlphaW ); mpAlphaVDev->DrawBitmap( aDstRect.TopLeft(), aAlphaBitmap ); mpAlphaVDev->EnableMapMode( bOldMapMode ); return res; } // ------------------------------------------------------------------------ Bitmap OutputDevice::ImplBlend( Bitmap aBmp, BitmapReadAccess* pP, BitmapReadAccess* pA, const sal_Int32 nOffY, const sal_Int32 nDstHeight, const sal_Int32 nOffX, const sal_Int32 nDstWidth, const Rectangle& aBmpRect, const Size& aOutSz, const bool bHMirr, const bool bVMirr, const long* pMapX, const long* pMapY ) { BitmapColor aDstCol; Bitmap res; int nX, nOutX, nY, nOutY; if( GetBitCount() <= 8 ) { Bitmap aDither( aBmp.GetSizePixel(), 8 ); BitmapColor aIndex( 0 ); BitmapReadAccess* pB = aBmp.AcquireReadAccess(); BitmapWriteAccess* pW = aDither.AcquireWriteAccess(); if( pB && pP && pA && pW ) { for( nY = 0, nOutY = nOffY; nY < nDstHeight; nY++, nOutY++ ) { const long nMapY = pMapY[ nY ]; const long nModY = ( nOutY & 0x0FL ) << 4L; for( nX = 0, nOutX = nOffX; nX < nDstWidth; nX++, nOutX++ ) { const long nMapX = pMapX[ nX ]; const ULONG nD = nVCLDitherLut[ nModY | ( nOutX & 0x0FL ) ]; aDstCol = pB->GetColor( nY, nX ); aDstCol.Merge( pP->GetColor( nMapY, nMapX ), (BYTE) pA->GetPixel( nMapY, nMapX ) ); aIndex.SetIndex( (BYTE) ( nVCLRLut[ ( nVCLLut[ aDstCol.GetRed() ] + nD ) >> 16UL ] + nVCLGLut[ ( nVCLLut[ aDstCol.GetGreen() ] + nD ) >> 16UL ] + nVCLBLut[ ( nVCLLut[ aDstCol.GetBlue() ] + nD ) >> 16UL ] ) ); pW->SetPixel( nY, nX, aIndex ); } } } aBmp.ReleaseAccess( pB ); aDither.ReleaseAccess( pW ); res = aDither; } else { BitmapWriteAccess* pB = aBmp.AcquireWriteAccess(); bool bFastBlend = false; if( pP && pA && pB ) { SalTwoRect aTR; aTR.mnSrcX = aBmpRect.Left(); aTR.mnSrcY = aBmpRect.Top(); aTR.mnSrcWidth = aBmpRect.GetWidth(); aTR.mnSrcHeight = aBmpRect.GetHeight(); aTR.mnDestX = nOffX; aTR.mnDestY = nOffY; aTR.mnDestWidth = aOutSz.Width(); aTR.mnDestHeight= aOutSz.Height(); if( !bHMirr || !bVMirr ) bFastBlend = ImplFastBitmapBlending( *pB,*pP,*pA, aTR ); } if( pP && pA && pB && !bFastBlend ) { switch( pP->GetScanlineFormat() ) { case( BMP_FORMAT_8BIT_PAL ): { for( nY = 0; nY < nDstHeight; nY++ ) { const long nMapY = pMapY[ nY ]; Scanline pPScan = pP->GetScanline( nMapY ); Scanline pAScan = pA->GetScanline( nMapY ); for( nX = 0; nX < nDstWidth; nX++ ) { const long nMapX = pMapX[ nX ]; aDstCol = pB->GetPixel( nY, nX ); pB->SetPixel( nY, nX, aDstCol.Merge( pP->GetPaletteColor( pPScan[ nMapX ] ), pAScan[ nMapX ] ) ); } } } break; case( BMP_FORMAT_24BIT_TC_BGR ): { for( nY = 0; nY < nDstHeight; nY++ ) { const long nMapY = pMapY[ nY ]; Scanline pPScan = pP->GetScanline( nMapY ); Scanline pAScan = pA->GetScanline( nMapY ); for( nX = 0; nX < nDstWidth; nX++ ) { const long nMapX = pMapX[ nX ]; Scanline pTmp = pPScan + nMapX * 3; aDstCol = pB->GetPixel( nY, nX ); pB->SetPixel( nY, nX, aDstCol.Merge( pTmp[ 2 ], pTmp[ 1 ], pTmp[ 0 ], pAScan[ nMapX ] ) ); } } } break; case( BMP_FORMAT_24BIT_TC_RGB ): { for( nY = 0; nY < nDstHeight; nY++ ) { const long nMapY = pMapY[ nY ]; Scanline pPScan = pP->GetScanline( nMapY ); Scanline pAScan = pA->GetScanline( nMapY ); for( nX = 0; nX < nDstWidth; nX++ ) { const long nMapX = pMapX[ nX ]; Scanline pTmp = pPScan + nMapX * 3; aDstCol = pB->GetPixel( nY, nX ); pB->SetPixel( nY, nX, aDstCol.Merge( pTmp[ 0 ], pTmp[ 1 ], pTmp[ 2 ], pAScan[ nMapX ] ) ); } } } break; default: { for( nY = 0; nY < nDstHeight; nY++ ) { const long nMapY = pMapY[ nY ]; Scanline pAScan = pA->GetScanline( nMapY ); for( nX = 0; nX < nDstWidth; nX++ ) { const long nMapX = pMapX[ nX ]; aDstCol = pB->GetPixel( nY, nX ); pB->SetPixel( nY, nX, aDstCol.Merge( pP->GetColor( nMapY, nMapX ), pAScan[ nMapX ] ) ); } } } break; } } aBmp.ReleaseAccess( pB ); res = aBmp; } return res; } // ------------------------------------------------------------------------ void OutputDevice::ImplDrawAlpha( const Bitmap& rBmp, const AlphaMask& rAlpha, const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel ) { const Point aNullPt; Point aOutPt( LogicToPixel( rDestPt ) ); Size aOutSz( LogicToPixel( rDestSize ) ); Rectangle aDstRect( aNullPt, GetOutputSizePixel() ); const BOOL bHMirr = aOutSz.Width() < 0, bVMirr = aOutSz.Height() < 0; if( OUTDEV_WINDOW == meOutDevType ) { const Region aPaintRgn( ( (Window*) this )->GetPaintRegion() ); if( !aPaintRgn.IsNull() ) aDstRect.Intersection( LogicToPixel( aPaintRgn.GetBoundRect() ) ); } if( bHMirr ) { aOutSz.Width() = -aOutSz.Width(); aOutPt.X() -= ( aOutSz.Width() - 1L ); } if( bVMirr ) { aOutSz.Height() = -aOutSz.Height(); aOutPt.Y() -= ( aOutSz.Height() - 1L ); } if( !aDstRect.Intersection( Rectangle( aOutPt, aOutSz ) ).IsEmpty() ) { bool bNativeAlpha = false; static const char* pDisableNative = getenv( "SAL_DISABLE_NATIVE_ALPHA"); // #i83087# Naturally, system alpha blending cannot work with // separate alpha VDev if( !mpAlphaVDev && !pDisableNative && !bHMirr && !bVMirr ) { Point aRelPt = aOutPt + Point( mnOutOffX, mnOutOffY ); SalTwoRect aTR = { rSrcPtPixel.X(), rSrcPtPixel.Y(), rSrcSizePixel.Width(), rSrcSizePixel.Height(), aRelPt.X(), aRelPt.Y(), aOutSz.Width(), aOutSz.Height() }; SalBitmap* pSalSrcBmp = rBmp.ImplGetImpBitmap()->ImplGetSalBitmap(); SalBitmap* pSalAlphaBmp = rAlpha.ImplGetImpBitmap()->ImplGetSalBitmap(); bNativeAlpha = mpGraphics->DrawAlphaBitmap( aTR, *pSalSrcBmp, *pSalAlphaBmp, this ); } VirtualDevice* pOldVDev = mpAlphaVDev; Rectangle aBmpRect( aNullPt, rBmp.GetSizePixel() ); if( !bNativeAlpha && !aBmpRect.Intersection( Rectangle( rSrcPtPixel, rSrcSizePixel ) ).IsEmpty() ) { GDIMetaFile* pOldMetaFile = mpMetaFile; mpMetaFile = NULL; const BOOL bOldMap = mbMap; mbMap = FALSE; Bitmap aBmp( GetBitmap( aDstRect.TopLeft(), aDstRect.GetSize() ) ); // #109044# The generated bitmap need not necessarily be // of aDstRect dimensions, it's internally clipped to // window bounds. Thus, we correct the dest size here, // since we later use it (in nDstWidth/Height) for pixel // access) // #i38887# reading from screen may sometimes fail if( aBmp.ImplGetImpBitmap() ) aDstRect.SetSize( aBmp.GetSizePixel() ); BitmapColor aDstCol; const long nSrcWidth = aBmpRect.GetWidth(), nSrcHeight = aBmpRect.GetHeight(); const long nDstWidth = aDstRect.GetWidth(), nDstHeight = aDstRect.GetHeight(); const long nOutWidth = aOutSz.Width(), nOutHeight = aOutSz.Height(); const long nOffX = aDstRect.Left() - aOutPt.X(), nOffY = aDstRect.Top() - aOutPt.Y(); long nX, nOutX, nY, nOutY; long nMirrOffX = 0; long nMirrOffY = 0; long* pMapX = new long[ nDstWidth ]; long* pMapY = new long[ nDstHeight ]; // create horizontal mapping table if( bHMirr ) nMirrOffX = ( aBmpRect.Left() << 1 ) + nSrcWidth - 1; for( nX = 0L, nOutX = nOffX; nX < nDstWidth; nX++, nOutX++ ) { pMapX[ nX ] = aBmpRect.Left() + nOutX * nSrcWidth / nOutWidth; if( bHMirr ) pMapX[ nX ] = nMirrOffX - pMapX[ nX ]; } // create vertical mapping table if( bVMirr ) nMirrOffY = ( aBmpRect.Top() << 1 ) + nSrcHeight - 1; for( nY = 0L, nOutY = nOffY; nY < nDstHeight; nY++, nOutY++ ) { pMapY[ nY ] = aBmpRect.Top() + nOutY * nSrcHeight / nOutHeight; if( bVMirr ) pMapY[ nY ] = nMirrOffY - pMapY[ nY ]; } BitmapReadAccess* pP = ( (Bitmap&) rBmp ).AcquireReadAccess(); BitmapReadAccess* pA = ( (AlphaMask&) rAlpha ).AcquireReadAccess(); DBG_ASSERT( pA->GetScanlineFormat() == BMP_FORMAT_8BIT_PAL || pA->GetScanlineFormat() == BMP_FORMAT_8BIT_TC_MASK, "OutputDevice::ImplDrawAlpha(): non-8bit alpha no longer supported!" ); // #i38887# reading from screen may sometimes fail if( aBmp.ImplGetImpBitmap() ) { Bitmap aTmp; if( mpAlphaVDev ) { aTmp = ImplBlendWithAlpha( aBmp,pP,pA, aDstRect, nOffY,nDstHeight, nOffX,nDstWidth, pMapX,pMapY ); } else { aTmp = ImplBlend( aBmp,pP,pA, nOffY,nDstHeight, nOffX,nDstWidth, aBmpRect,aOutSz, bHMirr,bVMirr, pMapX,pMapY ); } // #110958# Disable alpha VDev, we're doing the necessary // stuff explicitely furher below if( mpAlphaVDev ) mpAlphaVDev = NULL; DrawBitmap( aDstRect.TopLeft(), aTmp ); // #110958# Enable alpha VDev again mpAlphaVDev = pOldVDev; } ( (Bitmap&) rBmp ).ReleaseAccess( pP ); ( (AlphaMask&) rAlpha ).ReleaseAccess( pA ); delete[] pMapX; delete[] pMapY; mbMap = bOldMap; mpMetaFile = pOldMetaFile; } } } // ------------------------------------------------------------------------ void OutputDevice::ImplPrintTransparent( const Bitmap& rBmp, const Bitmap& rMask, const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel ) { Point aPt; Point aDestPt( LogicToPixel( rDestPt ) ); Size aDestSz( LogicToPixel( rDestSize ) ); Rectangle aSrcRect( rSrcPtPixel, rSrcSizePixel ); aSrcRect.Justify(); if( !rBmp.IsEmpty() && aSrcRect.GetWidth() && aSrcRect.GetHeight() && aDestSz.Width() && aDestSz.Height() ) { Bitmap aPaint( rBmp ), aMask( rMask ); ULONG nMirrFlags = 0UL; if( aMask.GetBitCount() > 1 ) aMask.Convert( BMP_CONVERSION_1BIT_THRESHOLD ); // mirrored horizontically if( aDestSz.Width() < 0L ) { aDestSz.Width() = -aDestSz.Width(); aDestPt.X() -= ( aDestSz.Width() - 1L ); nMirrFlags |= BMP_MIRROR_HORZ; } // mirrored vertically if( aDestSz.Height() < 0L ) { aDestSz.Height() = -aDestSz.Height(); aDestPt.Y() -= ( aDestSz.Height() - 1L ); nMirrFlags |= BMP_MIRROR_VERT; } // source cropped? if( aSrcRect != Rectangle( aPt, aPaint.GetSizePixel() ) ) { aPaint.Crop( aSrcRect ); aMask.Crop( aSrcRect ); } // destination mirrored if( nMirrFlags ) { aPaint.Mirror( nMirrFlags ); aMask.Mirror( nMirrFlags ); } // we always want to have a mask if( aMask.IsEmpty() ) { aMask = Bitmap( aSrcRect.GetSize(), 1 ); aMask.Erase( Color( COL_BLACK ) ); } // do painting const long nSrcWidth = aSrcRect.GetWidth(), nSrcHeight = aSrcRect.GetHeight(); long nX, nY, nWorkX, nWorkY, nWorkWidth, nWorkHeight; long* pMapX = new long[ nSrcWidth + 1 ]; long* pMapY = new long[ nSrcHeight + 1 ]; const BOOL bOldMap = mbMap; mbMap = FALSE; // create forward mapping tables for( nX = 0L; nX <= nSrcWidth; nX++ ) pMapX[ nX ] = aDestPt.X() + FRound( (double) aDestSz.Width() * nX / nSrcWidth ); for( nY = 0L; nY <= nSrcHeight; nY++ ) pMapY[ nY ] = aDestPt.Y() + FRound( (double) aDestSz.Height() * nY / nSrcHeight ); // walk through all rectangles of mask Region aWorkRgn( aMask.CreateRegion( COL_BLACK, Rectangle( Point(), aMask.GetSizePixel() ) ) ); ImplRegionInfo aInfo; BOOL bRgnRect = aWorkRgn.ImplGetFirstRect( aInfo, nWorkX, nWorkY, nWorkWidth, nWorkHeight ); while( bRgnRect ) { Bitmap aBandBmp( aPaint ); const Rectangle aBandRect( Point( nWorkX, nWorkY ), Size( nWorkWidth, nWorkHeight ) ); const Point aMapPt( pMapX[ nWorkX ], pMapY[ nWorkY ] ); const Size aMapSz( pMapX[ nWorkX + nWorkWidth ] - aMapPt.X(), pMapY[ nWorkY + nWorkHeight ] - aMapPt.Y() ); aBandBmp.Crop( aBandRect ); ImplDrawBitmap( aMapPt, aMapSz, Point(), aBandBmp.GetSizePixel(), aBandBmp, META_BMPSCALEPART_ACTION ); bRgnRect = aWorkRgn.ImplGetNextRect( aInfo, nWorkX, nWorkY, nWorkWidth, nWorkHeight ); } mbMap = bOldMap; delete[] pMapX; delete[] pMapY; } } // ------------------------------------------------------------------------ void OutputDevice::ImplPrintMask( const Bitmap& rMask, const Color& rMaskColor, const Point& rDestPt, const Size& rDestSize, const Point& rSrcPtPixel, const Size& rSrcSizePixel ) { Point aPt; Point aDestPt( LogicToPixel( rDestPt ) ); Size aDestSz( LogicToPixel( rDestSize ) ); Rectangle aSrcRect( rSrcPtPixel, rSrcSizePixel ); aSrcRect.Justify(); if( !rMask.IsEmpty() && aSrcRect.GetWidth() && aSrcRect.GetHeight() && aDestSz.Width() && aDestSz.Height() ) { Bitmap aMask( rMask ); ULONG nMirrFlags = 0UL; if( aMask.GetBitCount() > 1 ) aMask.Convert( BMP_CONVERSION_1BIT_THRESHOLD ); // mirrored horizontically if( aDestSz.Width() < 0L ) { aDestSz.Width() = -aDestSz.Width(); aDestPt.X() -= ( aDestSz.Width() - 1L ); nMirrFlags |= BMP_MIRROR_HORZ; } // mirrored vertically if( aDestSz.Height() < 0L ) { aDestSz.Height() = -aDestSz.Height(); aDestPt.Y() -= ( aDestSz.Height() - 1L ); nMirrFlags |= BMP_MIRROR_VERT; } // source cropped? if( aSrcRect != Rectangle( aPt, aMask.GetSizePixel() ) ) aMask.Crop( aSrcRect ); // destination mirrored if( nMirrFlags ) aMask.Mirror( nMirrFlags ); // do painting const long nSrcWidth = aSrcRect.GetWidth(), nSrcHeight = aSrcRect.GetHeight(); long nX, nY, nWorkX, nWorkY, nWorkWidth, nWorkHeight; long* pMapX = new long[ nSrcWidth + 1 ]; long* pMapY = new long[ nSrcHeight + 1 ]; GDIMetaFile* pOldMetaFile = mpMetaFile; const BOOL bOldMap = mbMap; mpMetaFile = NULL; mbMap = FALSE; Push( PUSH_FILLCOLOR | PUSH_LINECOLOR ); SetLineColor( rMaskColor ); SetFillColor( rMaskColor ); ImplInitLineColor(); ImplInitFillColor(); // create forward mapping tables for( nX = 0L; nX <= nSrcWidth; nX++ ) pMapX[ nX ] = aDestPt.X() + FRound( (double) aDestSz.Width() * nX / nSrcWidth ); for( nY = 0L; nY <= nSrcHeight; nY++ ) pMapY[ nY ] = aDestPt.Y() + FRound( (double) aDestSz.Height() * nY / nSrcHeight ); // walk through all rectangles of mask Region aWorkRgn( aMask.CreateRegion( COL_BLACK, Rectangle( Point(), aMask.GetSizePixel() ) ) ); ImplRegionInfo aInfo; BOOL bRgnRect = aWorkRgn.ImplGetFirstRect( aInfo, nWorkX, nWorkY, nWorkWidth, nWorkHeight ); while( bRgnRect ) { const Point aMapPt( pMapX[ nWorkX ], pMapY[ nWorkY ] ); const Size aMapSz( pMapX[ nWorkX + nWorkWidth ] - aMapPt.X(), pMapY[ nWorkY + nWorkHeight ] - aMapPt.Y() ); DrawRect( Rectangle( aMapPt, aMapSz ) ); bRgnRect = aWorkRgn.ImplGetNextRect( aInfo, nWorkX, nWorkY, nWorkWidth, nWorkHeight ); } Pop(); delete[] pMapX; delete[] pMapY; mbMap = bOldMap; mpMetaFile = pOldMetaFile; } }