diff options
Diffstat (limited to 'vcl/win/source/gdi/salgdi_gdiplus.cxx')
| -rw-r--r-- | vcl/win/source/gdi/salgdi_gdiplus.cxx | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/vcl/win/source/gdi/salgdi_gdiplus.cxx b/vcl/win/source/gdi/salgdi_gdiplus.cxx new file mode 100644 index 000000000000..5c00c786e22d --- /dev/null +++ b/vcl/win/source/gdi/salgdi_gdiplus.cxx @@ -0,0 +1,205 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: salgdi.cxx,v $ + * $Revision: 1.36 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_vcl.hxx" + +#include <stdio.h> +#include <string.h> +#include <tools/svwin.h> +#include <wincomp.hxx> +#include <saldata.hxx> +#include <salgdi.h> +#include <tools/debug.hxx> + +#ifndef min +#define min(a,b) (((a) < (b)) ? (a) : (b)) +#endif +#ifndef max +#define max(a,b) (((a) > (b)) ? (a) : (b)) +#endif + +#if defined _MSC_VER +#pragma warning(push, 1) +#endif + +#include <GdiPlus.h> +#include <GdiPlusEnums.h> +#include <GdiPlusColor.h> + +#if defined _MSC_VER +#pragma warning(pop) +#endif + +#include <basegfx/polygon/b2dpolygon.hxx> + +// ----------------------------------------------------------------------- + +void impAddB2DPolygonToGDIPlusGraphicsPath(Gdiplus::GraphicsPath& rPath, const basegfx::B2DPolygon& rPolygon) +{ + const sal_uInt32 nCount(rPolygon.count()); + + if(nCount) + { + const sal_uInt32 nEdgeCount(rPolygon.isClosed() ? nCount : nCount - 1); + const bool bControls(rPolygon.areControlPointsUsed()); + basegfx::B2DPoint aCurr(rPolygon.getB2DPoint(0)); + Gdiplus::PointF aFCurr(Gdiplus::REAL(aCurr.getX()), Gdiplus::REAL(aCurr.getY())); + + for(sal_uInt32 a(0); a < nEdgeCount; a++) + { + const sal_uInt32 nNextIndex((a + 1) % nCount); + const basegfx::B2DPoint aNext(rPolygon.getB2DPoint(nNextIndex)); + const Gdiplus::PointF aFNext(Gdiplus::REAL(aNext.getX()), Gdiplus::REAL(aNext.getY())); + + if(bControls && (rPolygon.isNextControlPointUsed(a) || rPolygon.isPrevControlPointUsed(nNextIndex))) + { + const basegfx::B2DPoint aCa(rPolygon.getNextControlPoint(a)); + const basegfx::B2DPoint aCb(rPolygon.getPrevControlPoint(nNextIndex)); + + rPath.AddBezier( + aFCurr, + Gdiplus::PointF(Gdiplus::REAL(aCa.getX()), Gdiplus::REAL(aCa.getY())), + Gdiplus::PointF(Gdiplus::REAL(aCb.getX()), Gdiplus::REAL(aCb.getY())), + aFNext); + } + else + { + rPath.AddLine(aFCurr, aFNext); + } + + if(a + 1 < nEdgeCount) + { + aCurr = aNext; + aFCurr = aFNext; + } + } + } +} + +bool WinSalGraphics::drawPolyPolygon( const ::basegfx::B2DPolyPolygon& rPolyPolygon, double fTransparency) +{ + const sal_uInt32 nCount(rPolyPolygon.count()); + + if(mbBrush && nCount && (fTransparency >= 0.0 && fTransparency < 1.0)) + { + Gdiplus::Graphics aGraphics(mhDC); + const sal_uInt8 aTrans((sal_uInt8)255 - (sal_uInt8)basegfx::fround(fTransparency * 255.0)); + Gdiplus::Color aTestColor(aTrans, SALCOLOR_RED(maFillColor), SALCOLOR_GREEN(maFillColor), SALCOLOR_BLUE(maFillColor)); + Gdiplus::SolidBrush aTestBrush(aTestColor); + Gdiplus::GraphicsPath aPath; + + for(sal_uInt32 a(0); a < nCount; a++) + { + if(0 != a) + { + aPath.StartFigure(); // #i101491# not needed for first run + } + + impAddB2DPolygonToGDIPlusGraphicsPath(aPath, rPolyPolygon.getB2DPolygon(a)); + aPath.CloseFigure(); + } + + if(getAntiAliasB2DDraw()) + { + aGraphics.SetSmoothingMode(Gdiplus::SmoothingModeAntiAlias); + } + else + { + aGraphics.SetSmoothingMode(Gdiplus::SmoothingModeNone); + } + + aGraphics.FillPath(&aTestBrush, &aPath); + } + + return true; +} + +bool WinSalGraphics::drawPolyLine(const basegfx::B2DPolygon& rPolygon, const basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin eLineJoin) +{ + const sal_uInt32 nCount(rPolygon.count()); + + if(mbPen && nCount) + { + Gdiplus::Graphics aGraphics(mhDC); + Gdiplus::Color aTestColor(255, SALCOLOR_RED(maLineColor), SALCOLOR_GREEN(maLineColor), SALCOLOR_BLUE(maLineColor)); + Gdiplus::Pen aTestPen(aTestColor, Gdiplus::REAL(rLineWidths.getX())); + Gdiplus::GraphicsPath aPath; + + switch(eLineJoin) + { + default : // basegfx::B2DLINEJOIN_NONE : + { + break; + } + case basegfx::B2DLINEJOIN_BEVEL : + { + aTestPen.SetLineJoin(Gdiplus::LineJoinBevel); + break; + } + case basegfx::B2DLINEJOIN_MIDDLE : + case basegfx::B2DLINEJOIN_MITER : + { + const Gdiplus::REAL aMiterLimit(15.0); + aTestPen.SetMiterLimit(aMiterLimit); + aTestPen.SetLineJoin(Gdiplus::LineJoinMiter); + break; + } + case basegfx::B2DLINEJOIN_ROUND : + { + aTestPen.SetLineJoin(Gdiplus::LineJoinRound); + break; + } + } + + impAddB2DPolygonToGDIPlusGraphicsPath(aPath, rPolygon); + + if(rPolygon.isClosed()) + { + // #i101491# needed to create the correct line joins + aPath.CloseFigure(); + } + + if(getAntiAliasB2DDraw()) + { + aGraphics.SetSmoothingMode(Gdiplus::SmoothingModeAntiAlias); + } + else + { + aGraphics.SetSmoothingMode(Gdiplus::SmoothingModeNone); + } + + aGraphics.DrawPath(&aTestPen, &aPath); + } + + return true; +} + +// ----------------------------------------------------------------------- |