diff options
Diffstat (limited to 'drawinglayer/source/processor2d/vclprocessor2d.cxx')
| -rw-r--r-- | drawinglayer/source/processor2d/vclprocessor2d.cxx | 352 |
1 files changed, 213 insertions, 139 deletions
diff --git a/drawinglayer/source/processor2d/vclprocessor2d.cxx b/drawinglayer/source/processor2d/vclprocessor2d.cxx index b82235b28882..b583d82193b8 100644 --- a/drawinglayer/source/processor2d/vclprocessor2d.cxx +++ b/drawinglayer/source/processor2d/vclprocessor2d.cxx @@ -1,30 +1,21 @@ /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* +/* + * This file is part of the LibreOffice project. * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. * - * Copyright 2000, 2010 Oracle and/or its affiliates. + * This file incorporates work covered by the following license notice: * - * OpenOffice.org - a multi-platform office productivity suite - * - * 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. - * - ************************************************************************/ + * 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 . + */ #include <comphelper/string.hxx> #include <drawinglayer/processor2d/vclprocessor2d.hxx> @@ -34,7 +25,6 @@ #include <vcl/outdev.hxx> #include <drawinglayer/primitive2d/polygonprimitive2d.hxx> #include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> -#include <drawinglayer/primitive2d/rendergraphicprimitive2d.hxx> #include <vclhelperbitmaptransform.hxx> #include <basegfx/polygon/b2dpolygontools.hxx> #include <vclhelperbitmaprender.hxx> @@ -59,7 +49,9 @@ #include <vcl/metric.hxx> #include <drawinglayer/primitive2d/textenumsprimitive2d.hxx> #include <drawinglayer/primitive2d/epsprimitive2d.hxx> -#include <vcl/rendergraphicrasterizer.hxx> +#include <drawinglayer/primitive2d/svggradientprimitive2d.hxx> +#include <basegfx/color/bcolor.hxx> +#include <basegfx/matrix/b2dhommatrixtools.hxx> #include "getdigitlanguage.hxx" @@ -84,6 +76,34 @@ using namespace com::sun::star; ////////////////////////////////////////////////////////////////////////////// +namespace +{ + sal_uInt32 calculateStepsForSvgGradient(const basegfx::BColor& rColorA, const basegfx::BColor& rColorB, double fDelta, double fDiscreteUnit) + { + // use color distance, assume to do every color step + sal_uInt32 nSteps(basegfx::fround(rColorA.getDistance(rColorB) * 255.0)); + + if(nSteps) + { + // calc discrete length to change color each disctete unit (pixel) + const sal_uInt32 nDistSteps(basegfx::fround(fDelta / fDiscreteUnit)); + + nSteps = std::min(nSteps, nDistSteps); + } + + // reduce quality to 3 discrete units or every 3rd color step for rendering + nSteps /= 2; + + // roughly cut when too big or too small (not full quality, reduce complexity) + nSteps = std::min(nSteps, sal_uInt32(255)); + nSteps = std::max(nSteps, sal_uInt32(1)); + + return nSteps; + } +} // end of anonymous namespace + +////////////////////////////////////////////////////////////////////////////// + namespace drawinglayer { namespace processor2d @@ -450,75 +470,6 @@ namespace drawinglayer } } - void VclProcessor2D::RenderRenderGraphicPrimitive2D(const primitive2d::RenderGraphicPrimitive2D& rRenderGraphicCandidate) - { - // create local transform - basegfx::B2DHomMatrix aLocalTransform(maCurrentTransformation * rRenderGraphicCandidate.getTransform()); - vcl::RenderGraphic aRenderGraphic(rRenderGraphicCandidate.getRenderGraphic()); - bool bPainted(false); - - if(maBColorModifierStack.count()) - { - // !!! TODO - // aRenderGraphic = impModifyRenderGraphic(maBColorModifierStack, aRenderGraphic); - - if(aRenderGraphic.IsEmpty()) - { - // color gets completely replaced, get it - const basegfx::BColor aModifiedColor(maBColorModifierStack.getModifiedColor(basegfx::BColor())); - basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon()); - aPolygon.transform(aLocalTransform); - - mpOutputDevice->SetFillColor(Color(aModifiedColor)); - mpOutputDevice->SetLineColor(); - mpOutputDevice->DrawPolygon(aPolygon); - - bPainted = true; - } - } - - if(!bPainted) - { - // decompose matrix to check for shear, rotate and mirroring - basegfx::B2DVector aScale, aTranslate; - double fRotate, fShearX; - aLocalTransform.decompose(aScale, aTranslate, fRotate, fShearX); - - basegfx::B2DRange aOutlineRange(0.0, 0.0, 1.0, 1.0); - - if( basegfx::fTools::equalZero( fRotate ) ) - { - aOutlineRange.transform( aLocalTransform ); - } - else - { - // !!! TODO - // if rotated, create the unrotated output rectangle for the GraphicManager paint - /* - const basegfx::B2DHomMatrix aSimpleObjectMatrix(basegfx::tools::createScaleTranslateB2DHomMatrix( - fabs(aScale.getX()), fabs(aScale.getY()), - aTranslate.getX(), aTranslate.getY())); - - aOutlineRange.transform(aSimpleObjectMatrix); - */ - } - - // prepare dest coordinates - const Point aPoint( basegfx::fround(aOutlineRange.getMinX() ), - basegfx::fround(aOutlineRange.getMinY() ) ); - const Size aSize( basegfx::fround(aOutlineRange.getWidth() ), - basegfx::fround(aOutlineRange.getHeight() ) ); - const Size aSizePixel( mpOutputDevice->LogicToPixel( aSize ) ); - const vcl::RenderGraphicRasterizer aRasterizer( aRenderGraphic ); - const BitmapEx aBitmapEx( aRasterizer.Rasterize( aSizePixel, fRotate, fShearX ) ); - - if( !aBitmapEx.IsEmpty() ) - { - mpOutputDevice->DrawBitmapEx( aPoint, aSize, aBitmapEx ); - } - } - } - void VclProcessor2D::RenderFillBitmapPrimitive2D(const primitive2d::FillBitmapPrimitive2D& rFillBitmapCandidate) { const attribute::FillBitmapAttribute& rFillBitmapAttribute(rFillBitmapCandidate.getFillBitmap()); @@ -1259,26 +1210,30 @@ namespace drawinglayer const bool bAntiAliased(getOptionsDrawinglayer().IsAntiAliasing()); aHairlinePolyPolygon.transform(maCurrentTransformation); - for(sal_uInt32 a(0); a < nCount; a++) + if(bAntiAliased) { - basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); - - if(bAntiAliased) + if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.0)) { - if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.0)) + // line in range ]0.0 .. 1.0[ + // paint as simple hairline + for(sal_uInt32 a(0); a < nCount; a++) { - // line in range ]0.0 .. 1.0[ - // paint as simple hairline - mpOutputDevice->DrawPolyLine(aCandidate, 0.0); - bDone = true; + mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); } - else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.0)) + + bDone = true; + } + else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.0)) + { + // line in range [1.0 .. 2.0[ + // paint as 2x2 with dynamic line distance + basegfx::B2DHomMatrix aMat; + const double fDistance(fDiscreteLineWidth - 1.0); + const double fHalfDistance(fDistance * 0.5); + + for(sal_uInt32 a(0); a < nCount; a++) { - // line in range [1.0 .. 2.0[ - // paint as 2x2 with dynamic line distance - basegfx::B2DHomMatrix aMat; - const double fDistance(fDiscreteLineWidth - 1.0); - const double fHalfDistance(fDistance * 0.5); + basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); aMat.set(0, 2, -fHalfDistance); aMat.set(1, 2, -fHalfDistance); @@ -1299,14 +1254,20 @@ namespace drawinglayer aMat.set(1, 2, 0.0); aCandidate.transform(aMat); mpOutputDevice->DrawPolyLine(aCandidate, 0.0); - bDone = true; } - else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 3.0)) + + bDone = true; + } + else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 3.0)) + { + // line in range [2.0 .. 3.0] + // paint as cross in a 3x3 with dynamic line distance + basegfx::B2DHomMatrix aMat; + const double fDistance((fDiscreteLineWidth - 1.0) * 0.5); + + for(sal_uInt32 a(0); a < nCount; a++) { - // line in range [2.0 .. 3.0] - // paint as cross in a 3x3 with dynamic line distance - basegfx::B2DHomMatrix aMat; - const double fDistance((fDiscreteLineWidth - 1.0) * 0.5); + basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); mpOutputDevice->DrawPolyLine(aCandidate, 0.0); @@ -1329,26 +1290,36 @@ namespace drawinglayer aMat.set(1, 2, fDistance); aCandidate.transform(aMat); mpOutputDevice->DrawPolyLine(aCandidate, 0.0); - bDone = true; - } - else - { - // #i101491# line width above 3.0 } + + bDone = true; } else { - if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.5)) + // #i101491# line width above 3.0 + } + } + else + { + if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 1.5)) + { + // line width below 1.5, draw the basic hairline polygon + for(sal_uInt32 a(0); a < nCount; a++) { - // line width below 1.5, draw the basic hairline polygon - mpOutputDevice->DrawPolyLine(aCandidate, 0.0); - bDone = true; + mpOutputDevice->DrawPolyLine(aHairlinePolyPolygon.getB2DPolygon(a), 0.0); } - else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5)) + + bDone = true; + } + else if(basegfx::fTools::lessOrEqual(fDiscreteLineWidth, 2.5)) + { + // line width is in range ]1.5 .. 2.5], use four hairlines + // drawn in a square + for(sal_uInt32 a(0); a < nCount; a++) { - // line width is in range ]1.5 .. 2.5], use four hairlines - // drawn in a square + basegfx::B2DPolygon aCandidate(aHairlinePolyPolygon.getB2DPolygon(a)); basegfx::B2DHomMatrix aMat; + mpOutputDevice->DrawPolyLine(aCandidate, 0.0); aMat.set(0, 2, 1.0); @@ -1368,23 +1339,32 @@ namespace drawinglayer aCandidate.transform(aMat); mpOutputDevice->DrawPolyLine(aCandidate, 0.0); - bDone = true; - } - else - { - // #i101491# line width is above 2.5 } + + bDone = true; + } + else + { + // #i101491# line width is above 2.5 } + } - if(!bDone && rPolygonStrokeCandidate.getB2DPolygon().count() > 1000) + if(!bDone && rPolygonStrokeCandidate.getB2DPolygon().count() > 1000) + { + // #i101491# If the polygon complexity uses more than a given amount, do + // use OuputDevice::DrawPolyLine directly; this will avoid buffering all + // decompositions in primtives (memory) and fallback to old line painting + // for very complex polygons, too + for(sal_uInt32 a(0); a < nCount; a++) { - // #i101491# If the polygon complexity uses more than a given amount, do - // use OuputDevice::DrawPolyLine directly; this will avoid buffering all - // decompositions in primtives (memory) and fallback to old line painting - // for very complex polygons, too - mpOutputDevice->DrawPolyLine(aCandidate, fDiscreteLineWidth, rLineAttribute.getLineJoin()); - bDone = true; + mpOutputDevice->DrawPolyLine( + aHairlinePolyPolygon.getB2DPolygon(a), + fDiscreteLineWidth, + rLineAttribute.getLineJoin(), + rLineAttribute.getLineCap()); } + + bDone = true; } } } @@ -1440,6 +1420,100 @@ namespace drawinglayer } } + void VclProcessor2D::RenderSvgLinearAtomPrimitive2D(const primitive2d::SvgLinearAtomPrimitive2D& rCandidate) + { + const double fDelta(rCandidate.getOffsetB() - rCandidate.getOffsetA()); + + if(basegfx::fTools::more(fDelta, 0.0)) + { + const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); + const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); + const double fDiscreteUnit((getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength()); + + // use color distance and discrete lengths to calculate step count + const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDelta, fDiscreteUnit)); + + // prepare loop and polygon + double fStart(0.0); + double fStep(fDelta / nSteps); + const basegfx::B2DPolygon aPolygon( + basegfx::tools::createPolygonFromRect( + basegfx::B2DRange( + rCandidate.getOffsetA() - fDiscreteUnit, + 0.0, + rCandidate.getOffsetA() + fStep + fDiscreteUnit, + 1.0))); + + // switch off line painting + mpOutputDevice->SetLineColor(); + + // loop and paint + for(sal_uInt32 a(0); a < nSteps; a++, fStart += fStep) + { + basegfx::B2DPolygon aNew(aPolygon); + + aNew.transform(maCurrentTransformation * basegfx::tools::createTranslateB2DHomMatrix(fStart, 0.0)); + mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorA, aColorB, fStart/fDelta))); + mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); + } + } + } + + void VclProcessor2D::RenderSvgRadialAtomPrimitive2D(const primitive2d::SvgRadialAtomPrimitive2D& rCandidate) + { + const double fDeltaScale(rCandidate.getScaleB() - rCandidate.getScaleA()); + + if(basegfx::fTools::more(fDeltaScale, 0.0)) + { + const basegfx::BColor aColorA(maBColorModifierStack.getModifiedColor(rCandidate.getColorA())); + const basegfx::BColor aColorB(maBColorModifierStack.getModifiedColor(rCandidate.getColorB())); + const double fDiscreteUnit((getViewInformation2D().getInverseObjectToViewTransformation() * basegfx::B2DVector(1.0, 0.0)).getLength()); + + // use color distance and discrete lengths to calculate step count + const sal_uInt32 nSteps(calculateStepsForSvgGradient(aColorA, aColorB, fDeltaScale, fDiscreteUnit)); + + // switch off line painting + mpOutputDevice->SetLineColor(); + + // prepare loop (outside to inside) + double fEndScale(rCandidate.getScaleB()); + double fStepScale(fDeltaScale / nSteps); + + for(sal_uInt32 a(0); a < nSteps; a++, fEndScale -= fStepScale) + { + const double fUnitScale(fEndScale/fDeltaScale); + basegfx::B2DHomMatrix aTransform; + + if(rCandidate.isTranslateSet()) + { + const basegfx::B2DVector aTranslate( + basegfx::interpolate( + rCandidate.getTranslateA(), + rCandidate.getTranslateB(), + fUnitScale)); + + aTransform = basegfx::tools::createScaleTranslateB2DHomMatrix( + fEndScale, + fEndScale, + aTranslate.getX(), + aTranslate.getY()); + } + else + { + aTransform = basegfx::tools::createScaleB2DHomMatrix( + fEndScale, + fEndScale); + } + + basegfx::B2DPolygon aNew(basegfx::tools::createPolygonFromUnitCircle()); + + aNew.transform(maCurrentTransformation * aTransform); + mpOutputDevice->SetFillColor(Color(basegfx::interpolate(aColorA, aColorB, fUnitScale))); + mpOutputDevice->DrawPolyPolygon(basegfx::B2DPolyPolygon(aNew)); + } + } + } + void VclProcessor2D::adaptLineToFillDrawMode() const { const sal_uInt32 nOriginalDrawMode(mpOutputDevice->GetDrawMode()); 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