/************************************************************** * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * *************************************************************/ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_vcl.hxx" #include #include #include #include #include #include #include #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 #include #include #if defined _MSC_VER #pragma warning(pop) #endif #include // ----------------------------------------------------------------------- void impAddB2DPolygonToGDIPlusGraphicsPathReal(Gdiplus::GraphicsPath& rPath, const basegfx::B2DPolygon& rPolygon, bool bNoLineJoin) { 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) { aFCurr = aFNext; if(bNoLineJoin) { rPath.StartFigure(); } } } } } void impAddB2DPolygonToGDIPlusGraphicsPathInteger(Gdiplus::GraphicsPath& rPath, const basegfx::B2DPolygon& rPolygon, bool bNoLineJoin) { 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::Point aICurr(INT(aCurr.getX()), INT(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::Point aINext(INT(aNext.getX()), INT(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( aICurr, Gdiplus::Point(INT(aCa.getX()), INT(aCa.getY())), Gdiplus::Point(INT(aCb.getX()), INT(aCb.getY())), aINext); } else { rPath.AddLine(aICurr, aINext); } if(a + 1 < nEdgeCount) { aICurr = aINext; if(bNoLineJoin) { rPath.StartFigure(); } } } } } 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 } impAddB2DPolygonToGDIPlusGraphicsPathReal(aPath, rPolyPolygon.getB2DPolygon(a), false); 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, double fTransparency, const basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin eLineJoin, com::sun::star::drawing::LineCap eLineCap) { const sal_uInt32 nCount(rPolygon.count()); if(mbPen && nCount) { Gdiplus::Graphics aGraphics(mhDC); const sal_uInt8 aTrans = (sal_uInt8)basegfx::fround( 255 * (1.0 - fTransparency) ); Gdiplus::Color aTestColor(aTrans, SALCOLOR_RED(maLineColor), SALCOLOR_GREEN(maLineColor), SALCOLOR_BLUE(maLineColor)); Gdiplus::Pen aTestPen(aTestColor, Gdiplus::REAL(rLineWidths.getX())); Gdiplus::GraphicsPath aPath; bool bNoLineJoin(false); switch(eLineJoin) { default : // basegfx::B2DLINEJOIN_NONE : { if(basegfx::fTools::more(rLineWidths.getX(), 0.0)) { bNoLineJoin = true; } 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; } } switch(eLineCap) { default: /*com::sun::star::drawing::LineCap_BUTT*/ { // nothing to do break; } case com::sun::star::drawing::LineCap_ROUND: { aTestPen.SetStartCap(Gdiplus::LineCapRound); aTestPen.SetEndCap(Gdiplus::LineCapRound); break; } case com::sun::star::drawing::LineCap_SQUARE: { aTestPen.SetStartCap(Gdiplus::LineCapSquare); aTestPen.SetEndCap(Gdiplus::LineCapSquare); break; } } if(nCount > 250 && basegfx::fTools::more(rLineWidths.getX(), 1.5)) { impAddB2DPolygonToGDIPlusGraphicsPathInteger(aPath, rPolygon, bNoLineJoin); } else { impAddB2DPolygonToGDIPlusGraphicsPathReal(aPath, rPolygon, bNoLineJoin); } if(rPolygon.isClosed() && !bNoLineJoin) { // #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; } // -----------------------------------------------------------------------