diff options
Diffstat (limited to 'drawinglayer/source/processor2d/vclprocessor2d.cxx')
| -rw-r--r-- | drawinglayer/source/processor2d/vclprocessor2d.cxx | 1718 |
1 files changed, 1718 insertions, 0 deletions
diff --git a/drawinglayer/source/processor2d/vclprocessor2d.cxx b/drawinglayer/source/processor2d/vclprocessor2d.cxx new file mode 100644 index 000000000000..b45f0146f99b --- /dev/null +++ b/drawinglayer/source/processor2d/vclprocessor2d.cxx @@ -0,0 +1,1718 @@ +/************************************************************************* + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: vclprocessor2d.cxx,v $ + * + * $Revision: 1.1 $ + * + * last change: $Author: aw $ $Date: 2006-10-19 10:35:37 $ + * + * 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 + * + ************************************************************************/ + +#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR2D_VCLPROCESSOR2D_HXX +#include <drawinglayer/processor2d/vclprocessor2d.hxx> +#endif + +#ifndef _SV_OUTDEV_HXX +#include <vcl/outdev.hxx> +#endif + +#ifndef _BGFX_POLYGON_B2DPOLYGON_HXX +#include <basegfx/polygon/b2dpolygon.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_ATTRIBUTE_FILLATTRIBUTE_HXX +#include <drawinglayer/attribute/fillattribute.hxx> +#endif + +#ifndef _BGFX_POLYPOLYGON_B2DPOLYGONTOOLS_HXX +#include <basegfx/polygon/b2dpolypolygontools.hxx> +#endif + +#ifndef _BGFX_POLYGON_B2DPOLYGONTOOLS_HXX +#include <basegfx/polygon/b2dpolygontools.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_TEXTURE_TEXTURE_HXX +#include <drawinglayer/texture/texture.hxx> +#endif + +#ifndef _SV_BMPACC_HXX +#include <vcl/bmpacc.hxx> +#endif + +#ifndef _SV_BITMAPEX_HXX +#include <vcl/bitmapex.hxx> +#endif + +#ifndef _SV_VIRDEV_HXX +#include <vcl/virdev.hxx> +#endif + +#ifndef _GRFMGR_HXX +#include <goodies/grfmgr.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE_TEXTPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/textprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_POLYGONPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/polygonprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_BITMAPPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_ATTRIBUTE_SDRFILLBITMAPATTRIBUTE_HXX +#include <drawinglayer/attribute/sdrfillbitmapattribute.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_FILLBITMAPPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/fillbitmapprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_POLYPOLYGONPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_METAFILEPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/metafileprimitive2d.hxx> +#endif + +#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX +#include <basegfx/tools/canvastools.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_MASKPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/maskprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_ALPHAPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/alphaprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_TRANSFORMPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/transformprimitive2d.hxx> +#endif + +#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_MARKERPRIMITIVE2D_HXX +#include <drawinglayer/primitive2d/markerprimitive2d.hxx> +#endif + +////////////////////////////////////////////////////////////////////////////// + +using namespace com::sun::star; + +////////////////////////////////////////////////////////////////////////////// +// support methods for vcl direct gradeint renderering + +namespace drawinglayer +{ + namespace + { + sal_uInt32 impCalcGradientSteps(OutputDevice& rOutDev, sal_uInt32 nSteps, const basegfx::B2DRange& rRange, sal_uInt32 nMaxDist) + { + if(nSteps == 0L) + { + const Size aSize(rOutDev.LogicToPixel(Size(basegfx::fround(rRange.getWidth()), basegfx::fround(rRange.getHeight())))); + nSteps = (aSize.getWidth() + aSize.getHeight()) >> 3L; + } + + if(nSteps < 2L) + { + nSteps = 2L; + } + + if(nSteps > nMaxDist) + { + nSteps = nMaxDist; + } + + return nSteps; + } + + void impDrawGradientToOutDevSimple( + OutputDevice& rOutDev, + const basegfx::B2DPolyPolygon& rTargetForm, + const ::std::vector< basegfx::B2DHomMatrix >& rMatrices, + const ::std::vector< basegfx::BColor >& rColors, + const basegfx::B2DPolygon& rUnitPolygon) + { + rOutDev.SetLineColor(); + + for(sal_uInt32 a(0L); a < rColors.size(); a++) + { + // set correct color + const basegfx::BColor aFillColor(rColors[a]); + rOutDev.SetFillColor(Color(aFillColor)); + + if(a) + { + if(a - 1L < rMatrices.size()) + { + basegfx::B2DPolygon aNewPoly(rUnitPolygon); + aNewPoly.transform(rMatrices[a - 1L]); + rOutDev.DrawPolygon(Polygon(aNewPoly)); + } + } + else + { + rOutDev.DrawPolyPolygon(PolyPolygon(rTargetForm)); + } + } + } + + void impDrawGradientToOutDevComplex( + OutputDevice& rOutDev, + const basegfx::B2DPolyPolygon& rTargetForm, + const ::std::vector< basegfx::B2DHomMatrix >& rMatrices, + const ::std::vector< basegfx::BColor >& rColors, + const basegfx::B2DPolygon& rUnitPolygon) + { + PolyPolygon aVclTargetForm(rTargetForm); + ::std::vector< Polygon > aVclPolygons; + sal_uInt32 a; + + // remember and set to XOR + rOutDev.SetLineColor(); + rOutDev.Push(PUSH_RASTEROP); + rOutDev.SetRasterOp(ROP_XOR); + + // draw gradient PolyPolygons + for(a = 0L; a < rMatrices.size(); a++) + { + // create polygon and remember + basegfx::B2DPolygon aNewPoly(rUnitPolygon); + aNewPoly.transform(rMatrices[a]); + aVclPolygons.push_back(Polygon(aNewPoly)); + + // set correct color + if(rColors.size() > a) + { + const basegfx::BColor aFillColor(rColors[a]); + rOutDev.SetFillColor(Color(aFillColor)); + } + + // create vcl PolyPolygon and draw it + if(a) + { + PolyPolygon aVclPolyPoly(aVclPolygons[a - 1L]); + aVclPolyPoly.Insert(aVclPolygons[a]); + rOutDev.DrawPolyPolygon(aVclPolyPoly); + } + else + { + PolyPolygon aVclPolyPoly(aVclTargetForm); + aVclPolyPoly.Insert(aVclPolygons[0L]); + rOutDev.DrawPolyPolygon(aVclPolyPoly); + } + } + + // draw last poly in last color + if(rColors.size()) + { + const basegfx::BColor aFillColor(rColors[rColors.size() - 1L]); + rOutDev.SetFillColor(Color(aFillColor)); + rOutDev.DrawPolygon(aVclPolygons[aVclPolygons.size() - 1L]); + } + + // draw object form in black and go back to XOR + rOutDev.SetFillColor(COL_BLACK); + rOutDev.SetRasterOp(ROP_0); + rOutDev.DrawPolyPolygon(aVclTargetForm); + rOutDev.SetRasterOp(ROP_XOR); + + // draw gradient PolyPolygons again + for(a = 0L; a < rMatrices.size(); a++) + { + // set correct color + if(rColors.size() > a) + { + const basegfx::BColor aFillColor(rColors[a]); + rOutDev.SetFillColor(Color(aFillColor)); + } + + // create vcl PolyPolygon and draw it + if(a) + { + PolyPolygon aVclPolyPoly(aVclPolygons[a - 1L]); + aVclPolyPoly.Insert(aVclPolygons[a]); + rOutDev.DrawPolyPolygon(aVclPolyPoly); + } + else + { + PolyPolygon aVclPolyPoly(aVclTargetForm); + aVclPolyPoly.Insert(aVclPolygons[0L]); + rOutDev.DrawPolyPolygon(aVclPolyPoly); + } + } + + // draw last poly in last color + if(rColors.size()) + { + const basegfx::BColor aFillColor(rColors[rColors.size() - 1L]); + rOutDev.SetFillColor(Color(aFillColor)); + rOutDev.DrawPolygon(aVclPolygons[aVclPolygons.size() - 1L]); + } + + // reset drawmode + rOutDev.Pop(); + } + + void impDrawGradientToOutDev( + OutputDevice& rOutDev, + const basegfx::B2DPolyPolygon& rTargetForm, + attribute::GradientStyle eGradientStyle, + sal_uInt32 nSteps, + const basegfx::BColor& rStart, + const basegfx::BColor& rEnd, + double fBorder, double fAngle, double fOffsetX, double fOffsetY, bool bSimple) + { + const basegfx::B2DRange aOutlineRange(basegfx::tools::getRange(rTargetForm)); + ::std::vector< basegfx::B2DHomMatrix > aMatrices; + ::std::vector< basegfx::BColor > aColors; + basegfx::B2DPolygon aUnitPolygon; + + if(attribute::GRADIENTSTYLE_RADIAL == eGradientStyle || attribute::GRADIENTSTYLE_ELLIPTICAL == eGradientStyle) + { + const basegfx::B2DPoint aCircleCenter(0.5, 0.5); + aUnitPolygon = basegfx::tools::createPolygonFromEllipse(aCircleCenter, 0.5, 0.5); + // aUnitPolygon = basegfx::tools::adaptiveSubdivideByAngle(aUnitPolygon); + } + else + { + aUnitPolygon = basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0)); + } + + // make sure steps is not too high/low + nSteps = impCalcGradientSteps(rOutDev, nSteps, aOutlineRange, sal_uInt32((rStart.getMaximumDistance(rEnd) * 127.5) + 0.5)); + + // create geometries + switch(eGradientStyle) + { + case attribute::GRADIENTSTYLE_LINEAR: + { + texture::GeoTexSvxGradientLinear aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fAngle); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + case attribute::GRADIENTSTYLE_AXIAL: + { + texture::GeoTexSvxGradientAxial aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fAngle); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + case attribute::GRADIENTSTYLE_RADIAL: + { + texture::GeoTexSvxGradientRadial aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fOffsetX, fOffsetY); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + case attribute::GRADIENTSTYLE_ELLIPTICAL: + { + texture::GeoTexSvxGradientElliptical aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fOffsetX, fOffsetX, fAngle); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + case attribute::GRADIENTSTYLE_SQUARE: + { + texture::GeoTexSvxGradientSquare aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fOffsetX, fOffsetX, fAngle); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + case attribute::GRADIENTSTYLE_RECT: + { + texture::GeoTexSvxGradientRect aGradient(aOutlineRange, rStart, rEnd, nSteps, fBorder, fOffsetX, fOffsetX, fAngle); + aGradient.appendTransformations(aMatrices); + aGradient.appendColors(aColors); + break; + } + } + + // paint them with mask using the XOR method + if(aMatrices.size()) + { + if(bSimple) + { + impDrawGradientToOutDevSimple(rOutDev, rTargetForm, aMatrices, aColors, aUnitPolygon); + } + else + { + impDrawGradientToOutDevComplex(rOutDev, rTargetForm, aMatrices, aColors, aUnitPolygon); + } + } + } + } // end of anonymous namespace +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// support for rendering Bitmap and BitmapEx contents + +namespace drawinglayer +{ + namespace + { + void impSmoothPoint(BitmapColor& rValue, const basegfx::B2DPoint& rSource, sal_Int32 nIntX, sal_Int32 nIntY, BitmapReadAccess& rRead) + { + double fDeltaX(rSource.getX() - nIntX); + double fDeltaY(rSource.getY() - nIntY); + sal_Int32 nIndX(0L); + sal_Int32 nIndY(0L); + + if(fDeltaX > 0.0 && nIntX + 1L < rRead.Width()) + { + nIndX++; + } + else if(fDeltaX < 0.0 && nIntX >= 1L) + { + fDeltaX = -fDeltaX; + nIndX--; + } + + if(fDeltaY > 0.0 && nIntY + 1L < rRead.Height()) + { + nIndY++; + } + else if(fDeltaY < 0.0 && nIntY >= 1L) + { + fDeltaY = -fDeltaY; + nIndY--; + } + + if(nIndX || nIndY) + { + const double fColorToReal(1.0 / 255.0); + double fR(rValue.GetRed() * fColorToReal); + double fG(rValue.GetGreen() * fColorToReal); + double fB(rValue.GetBlue() * fColorToReal); + double fRBottom(0.0), fGBottom(0.0), fBBottom(0.0); + + if(nIndX) + { + const double fMulA(fDeltaX * fColorToReal); + double fMulB(1.0 - fDeltaX); + const BitmapColor aTopPartner(rRead.GetColor(nIntY, nIntX + nIndX)); + + fR = (fR * fMulB) + (aTopPartner.GetRed() * fMulA); + fG = (fG * fMulB) + (aTopPartner.GetGreen() * fMulA); + fB = (fB * fMulB) + (aTopPartner.GetBlue() * fMulA); + + if(nIndY) + { + fMulB *= fColorToReal; + const BitmapColor aBottom(rRead.GetColor(nIntY + nIndY, nIntX)); + const BitmapColor aBottomPartner(rRead.GetColor(nIntY + nIndY, nIntX + nIndX)); + + fRBottom = (aBottom.GetRed() * fMulB) + (aBottomPartner.GetRed() * fMulA); + fGBottom = (aBottom.GetGreen() * fMulB) + (aBottomPartner.GetGreen() * fMulA); + fBBottom = (aBottom.GetBlue() * fMulB) + (aBottomPartner.GetBlue() * fMulA); + } + } + + if(nIndY) + { + if(!nIndX) + { + const BitmapColor aBottom(rRead.GetColor(nIntY + nIndY, nIntX)); + + fRBottom = aBottom.GetRed() * fColorToReal; + fGBottom = aBottom.GetGreen() * fColorToReal; + fBBottom = aBottom.GetBlue() * fColorToReal; + } + + const double fMulB(1.0 - fDeltaY); + + fR = (fR * fMulB) + (fRBottom * fDeltaY); + fG = (fG * fMulB) + (fGBottom * fDeltaY); + fB = (fB * fMulB) + (fBBottom * fDeltaY); + } + + rValue.SetRed((sal_uInt8)(fR * 255.0)); + rValue.SetGreen((sal_uInt8)(fG * 255.0)); + rValue.SetBlue((sal_uInt8)(fB * 255.0)); + } + } + + void impSmoothIndex(BitmapColor& rValue, const basegfx::B2DPoint& rSource, sal_Int32 nIntX, sal_Int32 nIntY, BitmapReadAccess& rRead) + { + double fDeltaX(rSource.getX() - nIntX); + double fDeltaY(rSource.getY() - nIntY); + sal_Int32 nIndX(0L); + sal_Int32 nIndY(0L); + + if(fDeltaX > 0.0 && nIntX + 1L < rRead.Width()) + { + nIndX++; + } + else if(fDeltaX < 0.0 && nIntX >= 1L) + { + fDeltaX = -fDeltaX; + nIndX--; + } + + if(fDeltaY > 0.0 && nIntY + 1L < rRead.Height()) + { + nIndY++; + } + else if(fDeltaY < 0.0 && nIntY >= 1L) + { + fDeltaY = -fDeltaY; + nIndY--; + } + + if(nIndX || nIndY) + { + const double fColorToReal(1.0 / 255.0); + double fVal(rValue.GetIndex() * fColorToReal); + double fValBottom(0.0); + + if(nIndX) + { + const double fMulA(fDeltaX * fColorToReal); + double fMulB(1.0 - fDeltaX); + const BitmapColor aTopPartner(rRead.GetPixel(nIntY, nIntX + nIndX)); + + fVal = (fVal * fMulB) + (aTopPartner.GetIndex() * fMulA); + + if(nIndY) + { + fMulB *= fColorToReal; + const BitmapColor aBottom(rRead.GetPixel(nIntY + nIndY, nIntX)); + const BitmapColor aBottomPartner(rRead.GetPixel(nIntY + nIndY, nIntX + nIndX)); + + fValBottom = (aBottom.GetIndex() * fMulB) + (aBottomPartner.GetIndex() * fMulA); + } + } + + if(nIndY) + { + if(!nIndX) + { + const BitmapColor aBottom(rRead.GetPixel(nIntY + nIndY, nIntX)); + + fValBottom = aBottom.GetIndex() * fColorToReal; + } + + const double fMulB(1.0 - fDeltaY); + + fVal = (fVal * fMulB) + (fValBottom * fDeltaY); + } + + rValue.SetIndex((sal_uInt8)(fVal * 255.0)); + } + } + + void impTransformBitmap(const Bitmap& rSource, Bitmap& rDestination, const basegfx::B2DHomMatrix& rTransform, bool bSmooth) + { + BitmapWriteAccess* pWrite = rDestination.AcquireWriteAccess(); + + if(pWrite) + { + const Size aContentSizePixel(rSource.GetSizePixel()); + BitmapReadAccess* pRead = (const_cast< Bitmap& >(rSource)).AcquireReadAccess(); + + if(pRead) + { + const Size aDestinationSizePixel(rDestination.GetSizePixel()); + bool bWorkWithIndex(rDestination.GetBitCount() <= 8); + BitmapColor aOutside(pRead->GetBestMatchingColor(BitmapColor(0xff, 0xff, 0xff))); + + for(sal_Int32 y(0L); y < aDestinationSizePixel.getHeight(); y++) + { + for(sal_Int32 x(0L); x < aDestinationSizePixel.getWidth(); x++) + { + const basegfx::B2DPoint aSourceCoor(rTransform * basegfx::B2DPoint(x, y)); + const sal_Int32 nIntX(basegfx::fround(aSourceCoor.getX())); + + if(nIntX >= 0L && nIntX < aContentSizePixel.getWidth()) + { + const sal_Int32 nIntY(basegfx::fround(aSourceCoor.getY())); + + if(nIntY >= 0L && nIntY < aContentSizePixel.getHeight()) + { + if(bWorkWithIndex) + { + BitmapColor aValue(pRead->GetPixel(nIntY, nIntX)); + + if(bSmooth) + { + impSmoothIndex(aValue, aSourceCoor, nIntX, nIntY, *pRead); + } + + pWrite->SetPixel(y, x, aValue); + } + else + { + BitmapColor aValue(pRead->GetColor(nIntY, nIntX)); + + if(bSmooth) + { + impSmoothPoint(aValue, aSourceCoor, nIntX, nIntY, *pRead); + } + + pWrite->SetPixel(y, x, aValue.IsIndex() ? aValue : pWrite->GetBestMatchingColor(aValue)); + } + + continue; + } + } + + // here are outside pixels. Complete mask + if(bWorkWithIndex) + { + pWrite->SetPixel(y, x, aOutside); + } + } + } + + delete pRead; + } + + delete pWrite; + } + } + + Bitmap impCreateEmptyBitmapWithPattern(const Bitmap& rSource, const Size& aTargetSizePixel) + { + Bitmap aRetval; + BitmapReadAccess* pReadAccess = (const_cast< Bitmap& >(rSource)).AcquireReadAccess(); + + if(pReadAccess) + { + if(rSource.GetBitCount() <= 8) + { + BitmapPalette aPalette(pReadAccess->GetPalette()); + aRetval = Bitmap(aTargetSizePixel, rSource.GetBitCount(), &aPalette); + } + else + { + aRetval = Bitmap(aTargetSizePixel, rSource.GetBitCount()); + } + + delete pReadAccess; + } + + return aRetval; + } + + BitmapEx impTransformBitmapEx(const BitmapEx& rSource, const Rectangle &rCroppedRectPixel, const basegfx::B2DHomMatrix& rTransform) + { + // force destination to 24 bit, we want to smooth output + const Size aDestinationSize(rCroppedRectPixel.GetSize()); + Bitmap aDestination(impCreateEmptyBitmapWithPattern(rSource.GetBitmap(), aDestinationSize)); + static bool bDoSmoothAtAll(true); + impTransformBitmap(rSource.GetBitmap(), aDestination, rTransform, bDoSmoothAtAll); + + // create mask + if(rSource.IsTransparent()) + { + if(rSource.IsAlpha()) + { + Bitmap aAlpha(impCreateEmptyBitmapWithPattern(rSource.GetAlpha().GetBitmap(), aDestinationSize)); + impTransformBitmap(rSource.GetAlpha().GetBitmap(), aAlpha, rTransform, bDoSmoothAtAll); + return BitmapEx(aDestination, AlphaMask(aAlpha)); + } + else + { + Bitmap aMask(impCreateEmptyBitmapWithPattern(rSource.GetMask(), aDestinationSize)); + impTransformBitmap(rSource.GetMask(), aMask, rTransform, false); + return BitmapEx(aDestination, aMask); + } + } + + return BitmapEx(aDestination); + } + + } // end of anonymous namespace +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// support class for OutputDevice output with mask + +namespace drawinglayer +{ + namespace + { + class impBufferDevice + { + OutputDevice& mrOutDev; + VirtualDevice maContent; + VirtualDevice* mpMask; + VirtualDevice* mpAlpha; + Rectangle maDestPixel; + + public: + impBufferDevice(OutputDevice& rOutDev, const basegfx::B2DRange& rRange); + ~impBufferDevice(); + + void paint(double fTrans = 0.0); + bool isVisible() const { return !maDestPixel.IsEmpty(); } + VirtualDevice& getContent() { return maContent; } + VirtualDevice& getMask(); + VirtualDevice& getAlpha(); + }; + + impBufferDevice::impBufferDevice(OutputDevice& rOutDev, const basegfx::B2DRange& rRange) + : mrOutDev(rOutDev), + maContent(rOutDev), + mpMask(0L), + mpAlpha(0L) + { + const Rectangle aRectLogic( + (sal_Int32)floor(rRange.getMinX()), (sal_Int32)floor(rRange.getMinY()), + (sal_Int32)floor(rRange.getMaxX()) + 1L, (sal_Int32)floor(rRange.getMaxY()) + 1L); + const Rectangle aRectPixel(rOutDev.LogicToPixel(aRectLogic)); + const Point aEmptyPoint; + maDestPixel = Rectangle(aEmptyPoint, rOutDev.GetOutputSizePixel()); + maDestPixel.Intersection(aRectPixel); + + if(isVisible()) + { + maContent.SetOutputSizePixel(maDestPixel.GetSize(), false); + + const bool bWasEnabledSrc(rOutDev.IsMapModeEnabled()); + rOutDev.EnableMapMode(false); + maContent.DrawOutDev(aEmptyPoint, maDestPixel.GetSize(), maDestPixel.TopLeft(), maDestPixel.GetSize(), rOutDev); + rOutDev.EnableMapMode(bWasEnabledSrc); + + MapMode aNewMapMode(rOutDev.GetMapMode()); + const Point aLogicTopLeft(rOutDev.PixelToLogic(maDestPixel.TopLeft())); + aNewMapMode.SetOrigin(Point(-aLogicTopLeft.X(), -aLogicTopLeft.Y())); + + maContent.SetMapMode(aNewMapMode); + } + } + + impBufferDevice::~impBufferDevice() + { + delete mpMask; + delete mpAlpha; + } + + void impBufferDevice::paint(double fTrans) + { + const Point aEmptyPoint; + const Size aSizePixel(maContent.GetOutputSizePixel()); + const bool bWasEnabledDst(mrOutDev.IsMapModeEnabled()); + + mrOutDev.EnableMapMode(false); + maContent.EnableMapMode(false); + Bitmap aContent(maContent.GetBitmap(aEmptyPoint, aSizePixel)); + + if(mpAlpha) + { + mpAlpha->EnableMapMode(false); + AlphaMask aAlphaMask(mpAlpha->GetBitmap(aEmptyPoint, aSizePixel)); + mrOutDev.DrawBitmapEx(maDestPixel.TopLeft(), BitmapEx(aContent, aAlphaMask)); + } + else if(mpMask) + { + mpMask->EnableMapMode(false); + Bitmap aMask(mpMask->GetBitmap(aEmptyPoint, aSizePixel)); + mrOutDev.DrawBitmapEx(maDestPixel.TopLeft(), BitmapEx(aContent, aMask)); + } + else if(0.0 != fTrans) + { + sal_uInt8 nMaskValue((sal_uInt8)basegfx::fround(fTrans * 255.0)); + AlphaMask aAlphaMask(aSizePixel, &nMaskValue); + mrOutDev.DrawBitmapEx(maDestPixel.TopLeft(), BitmapEx(aContent, aAlphaMask)); + } + else + { + mrOutDev.DrawBitmap(maDestPixel.TopLeft(), aContent); + } + + mrOutDev.EnableMapMode(bWasEnabledDst); + } + + VirtualDevice& impBufferDevice::getMask() + { + if(!mpMask) + { + mpMask = new VirtualDevice(mrOutDev, 1); + mpMask->SetOutputSizePixel(maDestPixel.GetSize(), true); + mpMask->SetMapMode(maContent.GetMapMode()); + } + + return *mpMask; + } + + VirtualDevice& impBufferDevice::getAlpha() + { + if(!mpAlpha) + { + mpAlpha = new VirtualDevice(); + mpAlpha->SetOutputSizePixel(maDestPixel.GetSize(), true); + mpAlpha->SetMapMode(maContent.GetMapMode()); + } + + return *mpAlpha; + } + } // end of anonymous namespace +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// support for different kinds of bitmap rendering using vcl + +namespace drawinglayer +{ + namespace + { + void RenderBitmapPrimitive2D_GraphicManager(OutputDevice& rOutDev, const BitmapEx& rBitmapEx, const basegfx::B2DHomMatrix& rTransform) + { + // prepare attributes + GraphicAttr aAttributes; + + // decompose matrix to check for shear, rotate and mirroring + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // mirror flags + aAttributes.SetMirrorFlags( + (basegfx::fTools::less(aScale.getX(), 0.0) ? BMP_MIRROR_HORZ : 0)| + (basegfx::fTools::less(aScale.getY(), 0.0) ? BMP_MIRROR_VERT : 0)); + + // rotation + if(!basegfx::fTools::equalZero(fRotate)) + { + double fRotation(fmod(3600.0 - (fRotate * (10.0 / F_PI180)), 3600.0)); + aAttributes.SetRotation((sal_uInt16)(fRotation)); + } + + // prepare Bitmap + basegfx::B2DRange aOutlineRange(0.0, 0.0, 1.0, 1.0); + + if(basegfx::fTools::equalZero(fRotate)) + { + aOutlineRange.transform(rTransform); + } + else + { + // if rotated, create the unrotated output rectangle for the GraphicManager paint + basegfx::B2DHomMatrix aSimpleObjectMatrix; + + aSimpleObjectMatrix.scale(fabs(aScale.getX()), fabs(aScale.getY())); + aSimpleObjectMatrix.translate(aTranslate.getX(), aTranslate.getY()); + + aOutlineRange.transform(aSimpleObjectMatrix); + } + + // prepare dest coor + const Rectangle aDestRectPixel( + basegfx::fround(aOutlineRange.getMinX()), basegfx::fround(aOutlineRange.getMinY()), + basegfx::fround(aOutlineRange.getMaxX()), basegfx::fround(aOutlineRange.getMaxY())); + + // paint it using GraphicManager + Graphic aGraphic(rBitmapEx); + GraphicObject aGraphicObject(aGraphic); + aGraphicObject.Draw(&rOutDev, aDestRectPixel.TopLeft(), aDestRectPixel.GetSize(), &aAttributes); + } + + void RenderBitmapPrimitive2D_BitmapEx(OutputDevice& rOutDev, const BitmapEx& rBitmapEx, const basegfx::B2DHomMatrix& rTransform) + { + // only translate and scale, use vcl's DrawBitmapEx(). + BitmapEx aContent(rBitmapEx); + + // prepare dest coor. Necessary to expand since vcl's DrawBitmapEx draws one pix less + basegfx::B2DRange aOutlineRange(0.0, 0.0, 1.0, 1.0); + aOutlineRange.transform(rTransform); + const Rectangle aDestRectPixel( + basegfx::fround(aOutlineRange.getMinX()), basegfx::fround(aOutlineRange.getMinY()), + basegfx::fround(aOutlineRange.getMaxX()), basegfx::fround(aOutlineRange.getMaxY())); + + // decompose matrix to check for shear, rotate and mirroring + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // Check mirroring. + sal_uInt32 nMirrorFlags(BMP_MIRROR_NONE); + + if(basegfx::fTools::less(aScale.getX(), 0.0)) + { + nMirrorFlags |= BMP_MIRROR_HORZ; + } + + if(basegfx::fTools::less(aScale.getY(), 0.0)) + { + nMirrorFlags |= BMP_MIRROR_VERT; + } + + if(BMP_MIRROR_NONE != nMirrorFlags) + { + aContent.Mirror(nMirrorFlags); + } + + // draw bitmap + rOutDev.DrawBitmapEx(aDestRectPixel.TopLeft(), aDestRectPixel.GetSize(), aContent); + } + + void RenderBitmapPrimitive2D_self(OutputDevice& rOutDev, const BitmapEx& rBitmapEx, const basegfx::B2DHomMatrix& rTransform) + { + // process self with free transformation (containing shear and rotate). Get dest rect in pixels. + basegfx::B2DRange aOutlineRange(0.0, 0.0, 1.0, 1.0); + aOutlineRange.transform(rTransform); + const Rectangle aDestRectLogic( + basegfx::fround(aOutlineRange.getMinX()), basegfx::fround(aOutlineRange.getMinY()), + basegfx::fround(aOutlineRange.getMaxX()), basegfx::fround(aOutlineRange.getMaxY())); + const Rectangle aDestRectPixel(rOutDev.LogicToPixel(aDestRectLogic)); + + // intersect with output pixel size + const Rectangle aOutputRectPixel(Point(), rOutDev.GetOutputSizePixel()); + const Rectangle aCroppedRectPixel(aDestRectPixel.GetIntersection(aOutputRectPixel)); + + if(!aCroppedRectPixel.IsEmpty()) + { + // build transform from pixel in aDestination to pixel in rBitmapEx + basegfx::B2DHomMatrix aTransform; + + // from relative in aCroppedRectPixel to relative in aDestRectPixel + aTransform.translate(aCroppedRectPixel.Left() - aDestRectPixel.Left(), aCroppedRectPixel.Top() - aDestRectPixel.Top()); + + // from relative in aDestRectPixel to absolute Logic + aTransform.scale((double)aDestRectLogic.getWidth() / (double)aDestRectPixel.getWidth(), (double)aDestRectLogic.getHeight() / (double)aDestRectPixel.getHeight()); + aTransform.translate(aDestRectLogic.Left(), aDestRectLogic.Top()); + + // from absolute in Logic to unified object coordinates (0.0 .. 1.0 in x and y) + basegfx::B2DHomMatrix aInvBitmapTransform(rTransform); + aInvBitmapTransform.invert(); + aTransform = aInvBitmapTransform * aTransform; + + // from unit object coordinates to rBitmapEx pixel coordintes + const Size aSourceSizePixel(rBitmapEx.GetSizePixel()); + aTransform.scale(aSourceSizePixel.getWidth() - 1L, aSourceSizePixel.getHeight() - 1L); + + // create bitmap using source, destination and linear back-transformation + BitmapEx aDestination = impTransformBitmapEx(rBitmapEx, aCroppedRectPixel, aTransform); + + // paint + const bool bWasEnabled(rOutDev.IsMapModeEnabled()); + rOutDev.EnableMapMode(false); + rOutDev.DrawBitmapEx(aCroppedRectPixel.TopLeft(), aDestination); + rOutDev.EnableMapMode(bWasEnabled); + } + } + + BitmapEx impModifyBitmapEx(const basegfx::BColorModifierStack& rBColorModifierStack, const BitmapEx& rSource) + { + Bitmap aChangedBitmap(rSource.GetBitmap()); + bool bDone(false); + + for(sal_uInt32 a(rBColorModifierStack.count()); a && !bDone; ) + { + const basegfx::BColorModifier& rModifier = rBColorModifierStack.getBColorModifier(--a); + + switch(rModifier.getMode()) + { + case basegfx::BCOLORMODIFYMODE_REPLACE : + { + // complete replace + if(rSource.IsTransparent()) + { + // clear bitmap with dest color + aChangedBitmap.Erase(Color(rModifier.getBColor())); + } + else + { + // erase bitmap, caller will know to paint direct + aChangedBitmap.SetEmpty(); + } + + bDone = true; + break; + } + + default : // BCOLORMODIFYMODE_INTERPOLATE, BCOLORMODIFYMODE_GRAY, BCOLORMODIFYMODE_BLACKANDWHITE + { + BitmapWriteAccess* pContent = aChangedBitmap.AcquireWriteAccess(); + + if(pContent) + { + for(sal_uInt32 y(0L); y < (sal_uInt32)pContent->Height(); y++) + { + for(sal_uInt32 x(0L); x < (sal_uInt32)pContent->Width(); x++) + { + const basegfx::BColor aBColor(rModifier.getModifiedColor(Color(pContent->GetPixel(y, x)).getBColor())); + pContent->SetPixel(y, x, BitmapColor(Color(aBColor))); + } + } + + delete pContent; + } + + break; + } + } + } + + if(aChangedBitmap.IsEmpty()) + { + return BitmapEx(); + } + else + { + if(rSource.IsTransparent()) + { + if(rSource.IsAlpha()) + { + return BitmapEx(aChangedBitmap, rSource.GetAlpha()); + } + else + { + return BitmapEx(aChangedBitmap, rSource.GetMask()); + } + } + else + { + return BitmapEx(aChangedBitmap); + } + } + } + } // end of anonymous namespace +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// + +namespace drawinglayer +{ + namespace processor2d + { + ////////////////////////////////////////////////////////////////////////////// + // rendering support + + // directdraw of text simple portion + void VclProcessor2D::RenderTextSimplePortionPrimitive2D(const primitive2d::TextSimplePortionPrimitive2D& rTextCandidate) + { + // decompose matrix to have position and size of text + basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rTextCandidate.getTextTransform()); + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); + bool bPrimitiveAccepted(false); + + if(basegfx::fTools::equalZero(fShearX)) + { + if(basegfx::fTools::less(aScale.getX(), 0.0) && basegfx::fTools::less(aScale.getY(), 0.0)) + { + // handle special case: If scale is negative in (x,y) (3rd quadrant), it can + // be expressed as rotation by PI + aScale = basegfx::absolute(aScale); + fRotate += (180.0 * F_PI180); + } + + if(basegfx::fTools::more(aScale.getX(), 0.0) && basegfx::fTools::more(aScale.getY(), 0.0)) + { + // handle, there is no shear and no mirror + bPrimitiveAccepted = true; + const Font aFont(getVclFontFromFontAttributes(rTextCandidate.getFontAttributes(), aScale, fRotate)); + const basegfx::B2DPoint aPoint(aLocalTransform * basegfx::B2DPoint(0.0, 0.0)); + const Point aStartPoint(basegfx::fround(aPoint.getX()), basegfx::fround(aPoint.getY())); + + // create transformed integer DXArray in view coordinate system + ::std::vector< sal_Int32 > aTransformedDXArray; + + if(rTextCandidate.getDXArray().size()) + { + aTransformedDXArray.reserve(rTextCandidate.getDXArray().size()); + const basegfx::B2DVector aPixelVector(aLocalTransform * basegfx::B2DVector(1.0, 0.0)); + const double fPixelVectorLength(aPixelVector.getLength()); + + for(::std::vector< double >::const_iterator aStart(rTextCandidate.getDXArray().begin()); aStart != rTextCandidate.getDXArray().end(); aStart++) + { + aTransformedDXArray.push_back(basegfx::fround((*aStart) * fPixelVectorLength)); + } + } + + // set parameters and paint + const basegfx::BColor aRGBFontColor(maBColorModifierStack.getModifiedColor(rTextCandidate.getFontColor())); + mpOutputDevice->SetFont(aFont); + mpOutputDevice->SetTextColor(Color(aRGBFontColor)); + mpOutputDevice->DrawTextArray(aStartPoint, rTextCandidate.getText(), &(aTransformedDXArray[0])); + } + } + + if(!bPrimitiveAccepted) + { + // let break down + process(rTextCandidate.get2DDecomposition(getViewInformation2D())); + } + } + + // direct draw of hairline + void VclProcessor2D::RenderPolygonHairlinePrimitive2D(const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate) + { + const basegfx::BColor aHairlineColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor())); + mpOutputDevice->SetLineColor(Color(aHairlineColor)); + mpOutputDevice->SetFillColor(); + + basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon()); + aLocalPolygon.transform(maCurrentTransformation); + + mpOutputDevice->DrawPolyLine(Polygon(aLocalPolygon)); + } + + // direct draw of transformed BitmapEx primitive + void VclProcessor2D::RenderBitmapPrimitive2D(const primitive2d::BitmapPrimitive2D& rBitmapCandidate) + { + // decompose matrix to check for shear, rotate and mirroring + basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rBitmapCandidate.getTransform()); + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); + BitmapEx aBitmapEx(rBitmapCandidate.getBitmapEx()); + bool bPainted(false); + + if(maBColorModifierStack.count()) + { + aBitmapEx = impModifyBitmapEx(maBColorModifierStack, aBitmapEx); + + if(aBitmapEx.IsEmpty()) + { + // color gets completely replaced, get it + const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); + basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0))); + aPolygon.transform(aLocalTransform); + + mpOutputDevice->SetFillColor(Color(aModifiedColor)); + mpOutputDevice->SetLineColor(); + mpOutputDevice->DrawPolygon(Polygon(aPolygon)); + + bPainted = true; + } + } + + if(!bPainted) + { + static bool bForceUseOfOwnTransformer(false); + static bool bUseGraphicManager(true); + + if(!bForceUseOfOwnTransformer && basegfx::fTools::equalZero(fShearX)) + { + if(basegfx::fTools::equalZero(fRotate) && !bUseGraphicManager) + { + RenderBitmapPrimitive2D_BitmapEx(*mpOutputDevice, aBitmapEx, aLocalTransform); + } + else + { + RenderBitmapPrimitive2D_GraphicManager(*mpOutputDevice, aBitmapEx, aLocalTransform); + } + } + else + { + if(!aBitmapEx.IsTransparent() && (!basegfx::fTools::equalZero(fShearX) || !basegfx::fTools::equalZero(fRotate))) + { + // parts will be uncovered, extend aBitmapEx with a mask bitmap + const Bitmap aContent(aBitmapEx.GetBitmap()); + aBitmapEx = BitmapEx(aContent, Bitmap(aContent.GetSizePixel(), 1)); + } + + RenderBitmapPrimitive2D_self(*mpOutputDevice, aBitmapEx, aLocalTransform); + } + } + } + + void VclProcessor2D::RenderFillBitmapPrimitive2D(const primitive2d::FillBitmapPrimitive2D& rFillBitmapCandidate) + { + const attribute::FillBitmapAttribute& rFillBitmapAttribute(rFillBitmapCandidate.getFillBitmap()); + bool bPrimitiveAccepted(false); + + if(rFillBitmapAttribute.getTiling()) + { + // decompose matrix to check for shear, rotate and mirroring + basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rFillBitmapCandidate.getTransformation()); + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + if(basegfx::fTools::equalZero(fRotate) && basegfx::fTools::equalZero(fShearX)) + { + // no shear or rotate, draw direct in pixel coordinates + bPrimitiveAccepted = true; + BitmapEx aBitmapEx(rFillBitmapAttribute.getBitmap()); + bool bPainted(false); + + if(maBColorModifierStack.count()) + { + aBitmapEx = impModifyBitmapEx(maBColorModifierStack, aBitmapEx); + + if(aBitmapEx.IsEmpty()) + { + // color gets completely replaced, get it + const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); + basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0))); + aPolygon.transform(aLocalTransform); + + mpOutputDevice->SetFillColor(Color(aModifiedColor)); + mpOutputDevice->SetLineColor(); + mpOutputDevice->DrawPolygon(Polygon(aPolygon)); + + bPainted = true; + } + } + + if(!bPainted) + { + const basegfx::B2DPoint aObjTopLeft(aTranslate.getX(), aTranslate.getY()); + const basegfx::B2DPoint aObjBottomRight(aTranslate.getX() + aScale.getX(), aTranslate.getY() + aScale.getY()); + const Point aObjTL(mpOutputDevice->LogicToPixel(Point((sal_Int32)aObjTopLeft.getX(), (sal_Int32)aObjTopLeft.getY()))); + const Point aObjBR(mpOutputDevice->LogicToPixel(Point((sal_Int32)aObjBottomRight.getX(), (sal_Int32)aObjBottomRight.getY()))); + + const basegfx::B2DPoint aBmpTopLeft(aLocalTransform * rFillBitmapAttribute.getTopLeft()); + const basegfx::B2DPoint aBmpBottomRight(aLocalTransform * basegfx::B2DPoint(rFillBitmapAttribute.getTopLeft() + rFillBitmapAttribute.getSize())); + const Point aBmpTL(mpOutputDevice->LogicToPixel(Point((sal_Int32)aBmpTopLeft.getX(), (sal_Int32)aBmpTopLeft.getY()))); + const Point aBmpBR(mpOutputDevice->LogicToPixel(Point((sal_Int32)aBmpBottomRight.getX(), (sal_Int32)aBmpBottomRight.getY()))); + + sal_Int32 nOWidth(aObjBR.X() - aObjTL.X()); + sal_Int32 nOHeight(aObjBR.Y() - aObjTL.Y()); + + if(nOWidth < 0L) + { + nOWidth = 1L; + } + + if(nOHeight < 0L) + { + nOHeight = 1L; + } + + sal_Int32 nBWidth(aBmpBR.X() - aBmpTL.X()); + sal_Int32 nBHeight(aBmpBR.Y() - aBmpTL.Y()); + + if(nBWidth < 0L) + { + nBWidth = 1L; + } + + if(nBHeight < 0L) + { + nBHeight = 1L; + } + + sal_Int32 nBLeft(aBmpTL.X()); + sal_Int32 nBTop(aBmpTL.Y()); + + if(nBLeft > aObjTL.X()) + { + nBLeft -= ((nBLeft / nBWidth) + 1L) * nBWidth; + } + + if(nBLeft + nBWidth <= aObjTL.X()) + { + nBLeft -= (nBLeft / nBWidth) * nBWidth; + } + + if(nBTop > aObjTL.Y()) + { + nBTop -= ((nBTop / nBHeight) + 1L) * nBHeight; + } + + if(nBTop + nBHeight <= aObjTL.Y()) + { + nBTop -= (nBTop / nBHeight) * nBHeight; + } + + // nBWidth, nBHeight is the pixel size of the neede bitmap. To not need to scale it + // in vcl many times, create a size-optimized version + const Size aNeededBitmapSizePixel(nBWidth, nBHeight); + + if(aNeededBitmapSizePixel != aBitmapEx.GetSizePixel()) + { + aBitmapEx.Scale(aNeededBitmapSizePixel); + } + + // prepare OutDev + const Point aEmptyPoint(0, 0); + const Rectangle aVisiblePixel(aEmptyPoint, mpOutputDevice->GetOutputSizePixel()); + const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); + mpOutputDevice->EnableMapMode(false); + + for(sal_Int32 nXPos(nBLeft); nXPos < aObjTL.X() + nOWidth; nXPos += nBWidth) + { + for(sal_Int32 nYPos(nBTop); nYPos < aObjTL.Y() + nOHeight; nYPos += nBHeight) + { + const Rectangle aOutRectPixel(Point(nXPos, nYPos), aNeededBitmapSizePixel); + + if(aOutRectPixel.IsOver(aVisiblePixel)) + { + mpOutputDevice->DrawBitmapEx(aOutRectPixel.TopLeft(), aBitmapEx); + } + } + } + + // restore OutDev + mpOutputDevice->EnableMapMode(bWasEnabled); + } + } + } + + if(!bPrimitiveAccepted) + { + // do not accept, use decomposition + process(rFillBitmapCandidate.get2DDecomposition(getViewInformation2D())); + } + } + + // direct draw of gradient + void VclProcessor2D::RenderPolyPolygonGradientPrimitive2D(const primitive2d::PolyPolygonGradientPrimitive2D& rPolygonCandidate) + { + const attribute::FillGradientAttribute& rGradient(rPolygonCandidate.getFillGradient()); + basegfx::BColor aStartColor(maBColorModifierStack.getModifiedColor(rGradient.getStartColor())); + basegfx::BColor aEndColor(maBColorModifierStack.getModifiedColor(rGradient.getEndColor())); + basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon()); + aLocalPolyPolygon.transform(maCurrentTransformation); + + if(aStartColor == aEndColor) + { + // no gradient at all, draw as polygon + mpOutputDevice->SetLineColor(); + mpOutputDevice->SetFillColor(Color(aStartColor)); + mpOutputDevice->DrawPolyPolygon(aLocalPolyPolygon); + } + else + { + impDrawGradientToOutDev( + *mpOutputDevice, aLocalPolyPolygon, rGradient.getStyle(), rGradient.getSteps(), + aStartColor, aEndColor, rGradient.getBorder(), + -rGradient.getAngle(), rGradient.getOffsetX(), rGradient.getOffsetY(), false); + } + } + + // direct draw of PolyPolygon with color + void VclProcessor2D::RenderPolyPolygonColorPrimitive2D(const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate) + { + const basegfx::BColor aPolygonColor(maBColorModifierStack.getModifiedColor(rPolygonCandidate.getBColor())); + mpOutputDevice->SetFillColor(Color(aPolygonColor)); + mpOutputDevice->SetLineColor(); + + basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon()); + aLocalPolyPolygon.transform(maCurrentTransformation); + + mpOutputDevice->DrawPolyPolygon(PolyPolygon(aLocalPolyPolygon)); + } + + // direct draw of MetaFile + void VclProcessor2D::RenderMetafilePrimitive2D(const primitive2d::MetafilePrimitive2D& rMetaCandidate) + { + // decompose matrix to check for shear, rotate and mirroring + basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rMetaCandidate.getTransform()); + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // get BoundRect + basegfx::B2DRange aOutlineRange(rMetaCandidate.getB2DRange(getViewInformation2D())); + aOutlineRange.transform(maCurrentTransformation); + const Rectangle aDestRectView( + basegfx::fround(aOutlineRange.getMinX()), basegfx::fround(aOutlineRange.getMinY()), + basegfx::fround(aOutlineRange.getMaxX()), basegfx::fround(aOutlineRange.getMaxY())); + + // get metafile (copy it) + GDIMetaFile aMetaFile; + + if(maBColorModifierStack.count()) + { + const basegfx::BColor aRGBBaseColor(0, 0, 0); + const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(aRGBBaseColor)); + aMetaFile = rMetaCandidate.getMetaFile().GetMonochromeMtf(Color(aRGBColor)); + } + else + { + aMetaFile = rMetaCandidate.getMetaFile(); + } + + // rotation + if(!basegfx::fTools::equalZero(fRotate)) + { + double fRotation((fRotate / F_PI180) * -10.0); + aMetaFile.Rotate((sal_uInt16)(fRotation)); + } + + // paint it + aMetaFile.WindStart(); + aMetaFile.Play(mpOutputDevice, aDestRectView.TopLeft(), aDestRectView.GetSize()); + } + + // mask group. Force output to VDev and create mask from given mask + void VclProcessor2D::RenderMaskPrimitive2D(const primitive2d::MaskPrimitive2D& rMaskCandidate) + { + if(rMaskCandidate.getChildren().hasElements()) + { + basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask()); + aMask.transform(maCurrentTransformation); + const basegfx::B2DRange aRange(basegfx::tools::getRange(aMask)); + impBufferDevice aBufferDevice(*mpOutputDevice, aRange); + + if(aBufferDevice.isVisible()) + { + // remember last OutDev and set to content + OutputDevice* pLastOutputDevice = mpOutputDevice; + mpOutputDevice = &aBufferDevice.getContent(); + + // paint to it + process(rMaskCandidate.getChildren()); + + // back to old OutDev + mpOutputDevice = pLastOutputDevice; + + // draw mask + VirtualDevice& rMask = aBufferDevice.getMask(); + rMask.SetLineColor(); + rMask.SetFillColor(COL_BLACK); + rMask.DrawPolyPolygon(PolyPolygon(aMask)); + + // dump buffer to outdev + aBufferDevice.paint(); + } + } + } + + // modified color group. Force output to unified color. + void VclProcessor2D::RenderModifiedColorPrimitive2D(const primitive2d::ModifiedColorPrimitive2D& rModifiedCandidate) + { + if(rModifiedCandidate.getChildren().hasElements()) + { + maBColorModifierStack.push(rModifiedCandidate.getColorModifier()); + process(rModifiedCandidate.getChildren()); + maBColorModifierStack.pop(); + } + } + + // sub-transparence group. Draw to VDev first. + void VclProcessor2D::RenderAlphaPrimitive2D(const primitive2d::AlphaPrimitive2D& rTransCandidate) + { + if(rTransCandidate.getChildren().hasElements()) + { + basegfx::B2DRange aRange(primitive2d::getB2DRangeFromPrimitive2DSequence(rTransCandidate.getChildren(), getViewInformation2D())); + aRange.transform(maCurrentTransformation); + impBufferDevice aBufferDevice(*mpOutputDevice, aRange); + + if(aBufferDevice.isVisible()) + { + // remember last OutDev and set to content + OutputDevice* pLastOutputDevice = mpOutputDevice; + mpOutputDevice = &aBufferDevice.getContent(); + + // paint content to it + process(rTransCandidate.getChildren()); + + // set to mask + mpOutputDevice = &aBufferDevice.getAlpha(); + + // when painting alpha masks, reset the color stack + basegfx::BColorModifierStack aLastBColorModifierStack(maBColorModifierStack); + maBColorModifierStack = basegfx::BColorModifierStack(); + + // paint mask to it + process(rTransCandidate.getAlpha()); + + // back to old color stack + maBColorModifierStack = aLastBColorModifierStack; + + // back to old OutDev + mpOutputDevice = pLastOutputDevice; + + // dump buffer to outdev + aBufferDevice.paint(); + } + } + } + + // transform group. + void VclProcessor2D::RenderTransformPrimitive2D(const primitive2d::TransformPrimitive2D& rTransformCandidate) + { + // remember current transformation + basegfx::B2DHomMatrix aLastCurrentTransformation(maCurrentTransformation); + + // create new transformations + maCurrentTransformation = maCurrentTransformation * rTransformCandidate.getTransformation(); + + // let break down + process(rTransformCandidate.getChildren()); + + // restore transformations + maCurrentTransformation = aLastCurrentTransformation; + } + + // marker + void VclProcessor2D::RenderMarkerPrimitive2D(const primitive2d::MarkerPrimitive2D& rMarkCandidate) + { + const basegfx::BColor aRGBColor(maBColorModifierStack.getModifiedColor(rMarkCandidate.getRGBColor())); + const Color aColor(aRGBColor); + + // evtl. just test markers + static bool bForceMarkersToRangeTest(false); + + if(bForceMarkersToRangeTest) + { + // ATM just test marker range + const basegfx::B2DRange aRange(rMarkCandidate.getB2DRange(getViewInformation2D())); + basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(aRange)); + aPolygon.transform(maCurrentTransformation); + + mpOutputDevice->SetFillColor(); + mpOutputDevice->SetLineColor(aColor); + mpOutputDevice->DrawPolygon(Polygon(aPolygon)); + } + else + { + const basegfx::B2DPoint aViewPosition(maCurrentTransformation * rMarkCandidate.getPosition()); + Point aPos(basegfx::fround(aViewPosition.getX()), basegfx::fround(aViewPosition.getY())); + + switch(rMarkCandidate.getStyle()) + { + default : // MARKERSTYLE2D_POINT + { + mpOutputDevice->DrawPixel(aPos, aColor); + break; + } + case primitive2d::MARKERSTYLE2D_CROSS : + { + basegfx::B2DRange aRange; + rMarkCandidate.getRealtiveViewRange(aRange); + const basegfx::B2DPoint aCenter(aRange.getCenter()); + + aPos = mpOutputDevice->LogicToPixel(aPos); + aPos.X() += basegfx::fround(aCenter.getX()); + aPos.Y() += basegfx::fround(aCenter.getY()); + + const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); + mpOutputDevice->EnableMapMode(false); + + mpOutputDevice->DrawPixel(aPos, aColor); + mpOutputDevice->DrawPixel(Point(aPos.X() - 1L, aPos.Y()), aColor); + mpOutputDevice->DrawPixel(Point(aPos.X() + 1L, aPos.Y()), aColor); + mpOutputDevice->DrawPixel(Point(aPos.X(), aPos.Y() - 1L), aColor); + mpOutputDevice->DrawPixel(Point(aPos.X(), aPos.Y() + 1L), aColor); + + mpOutputDevice->EnableMapMode(bWasEnabled); + break; + } + case primitive2d::MARKERSTYLE2D_GLUEPOINT : + { + basegfx::B2DRange aRange; + rMarkCandidate.getRealtiveViewRange(aRange); + const basegfx::B2DPoint aCenter(aRange.getCenter()); + + aPos = mpOutputDevice->LogicToPixel(aPos); + aPos.X() += basegfx::fround(aCenter.getX()); + aPos.Y() += basegfx::fround(aCenter.getY()); + + const bool bWasEnabled(mpOutputDevice->IsMapModeEnabled()); + mpOutputDevice->EnableMapMode(false); + + // backpen + mpOutputDevice->SetLineColor(aColor); + mpOutputDevice->DrawLine(aPos + Point(-2, -3), aPos + Point(+3, +2)); + mpOutputDevice->DrawLine(aPos + Point(-3, -2), aPos + Point(+2, +3)); + mpOutputDevice->DrawLine(aPos + Point(-3, +2), aPos + Point(+2, -3)); + mpOutputDevice->DrawLine(aPos + Point(-2, +3), aPos + Point(+3, -2)); + + // frontpen (hard coded) + mpOutputDevice->SetLineColor(COL_LIGHTBLUE); + mpOutputDevice->DrawLine(aPos + Point(-2, -2), aPos + Point(+2, +2)); + mpOutputDevice->DrawLine(aPos + Point(-2, +2), aPos + Point(+2, -2)); + + mpOutputDevice->EnableMapMode(bWasEnabled); + break; + } + } + } + } + + ////////////////////////////////////////////////////////////////////////////// + // internal processing support + + void VclProcessor2D::process(const primitive2d::Primitive2DSequence& rSource) + { + if(rSource.hasElements()) + { + const sal_Int32 nCount(rSource.getLength()); + + for(sal_Int32 a(0L); a < nCount; a++) + { + // get reference + const primitive2d::Primitive2DReference xReference(rSource[a]); + + if(xReference.is()) + { + // try to cast to BasePrimitive2D implementation + const primitive2d::BasePrimitive2D* pBasePrimitive = dynamic_cast< const primitive2d::BasePrimitive2D* >(xReference.get()); + + if(pBasePrimitive) + { + // it is a BasePrimitive2D implementation, use getPrimitiveID() call for switch + switch(pBasePrimitive->getPrimitiveID()) + { + case Create2DPrimitiveID('2','T','S','i') : + { + // directdraw of text simple portion + RenderTextSimplePortionPrimitive2D(static_cast< const primitive2d::TextSimplePortionPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','P','H','a') : + { + // direct draw of hairline + RenderPolygonHairlinePrimitive2D(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','B','i','t') : + { + // direct draw of transformed BitmapEx primitive + RenderBitmapPrimitive2D(static_cast< const primitive2d::BitmapPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','F','B','i') : + { + // direct draw of fillBitmapPrimitive + RenderFillBitmapPrimitive2D(static_cast< const primitive2d::FillBitmapPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','P','P','G') : + { + // direct draw of gradient + RenderPolyPolygonGradientPrimitive2D(static_cast< const primitive2d::PolyPolygonGradientPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','P','P','C') : + { + // direct draw of PolyPolygon with color + RenderPolyPolygonColorPrimitive2D(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','M','e','t') : + { + // direct draw of MetaFile + RenderMetafilePrimitive2D(static_cast< const primitive2d::MetafilePrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','M','a','s') : + { + // mask group. Force output to VDev and create mask from given mask + RenderMaskPrimitive2D(static_cast< const primitive2d::MaskPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','M','C','o') : + { + // modified color group. Force output to unified color. + RenderModifiedColorPrimitive2D(static_cast< const primitive2d::ModifiedColorPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','A','l','p') : + { + // sub-transparence group. Draw to VDev first. + RenderAlphaPrimitive2D(static_cast< const primitive2d::AlphaPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','T','r','a') : + { + // transform group. + RenderTransformPrimitive2D(static_cast< const primitive2d::TransformPrimitive2D& >(*pBasePrimitive)); + break; + } + case Create2DPrimitiveID('2','M','a','r') : + { + // marker + RenderMarkerPrimitive2D(static_cast< const primitive2d::MarkerPrimitive2D& >(*pBasePrimitive)); + break; + } + default : + { + // process recursively + process(pBasePrimitive->get2DDecomposition(getViewInformation2D())); + break; + } + } + } + else + { + // unknown implementation, use UNO API call instead and process recursively + com::sun::star::graphic::Primitive2DParameters aPrimitive2DParameters; + + basegfx::unotools::affineMatrixFromHomMatrix(aPrimitive2DParameters.ViewTransformation, getViewInformation2D().getViewTransformation()); + aPrimitive2DParameters.Viewport = basegfx::unotools::rectangle2DFromB2DRectangle(getViewInformation2D().getViewport()); + aPrimitive2DParameters.Time = getViewInformation2D().getViewTime(); + + process(xReference->getDecomposition(aPrimitive2DParameters)); + } + } + } + } + } + + VclProcessor2D::VclProcessor2D( + const geometry::ViewInformation2D& rViewInformation, + OutputDevice& rOutDev) + : BaseProcessor2D(rViewInformation), + mbOutputToRecordingMetaFile(false) + { + // initialize destination OutDev + mpOutputDevice = &rOutDev; + + // check if output is recorded to metafile + const GDIMetaFile* pMetaFile = mpOutputDevice->GetConnectMetaFile(); + mbOutputToRecordingMetaFile = (pMetaFile && pMetaFile->IsRecord() && !pMetaFile->IsPause()); + + if(mbOutputToRecordingMetaFile) + { + // draw to logic coordinates, do not initialize maCurrentTransformation to viewTransformation, + // do not change MapMode of destination + } + else + { + // prepare maCurrentTransformation matrix with viewTransformation to go directly to pixels + maCurrentTransformation = rViewInformation.getViewTransformation(); + + // prepare output to pixels + mpOutputDevice->Push(PUSH_MAPMODE); + mpOutputDevice->SetMapMode(); + } + } + + VclProcessor2D::~VclProcessor2D() + { + if(mbOutputToRecordingMetaFile) + { + } + else + { + // restore MapMode + mpOutputDevice->Pop(); + } + } + } // end of namespace processor2d +} // end of namespace drawinglayer + +////////////////////////////////////////////////////////////////////////////// +// eof |