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Diffstat (limited to 'svx/source/sdr/primitive2d/sdrdecompositiontools.cxx')
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1 files changed, 574 insertions, 0 deletions
diff --git a/svx/source/sdr/primitive2d/sdrdecompositiontools.cxx b/svx/source/sdr/primitive2d/sdrdecompositiontools.cxx new file mode 100644 index 000000000..59b38300d --- /dev/null +++ b/svx/source/sdr/primitive2d/sdrdecompositiontools.cxx @@ -0,0 +1,574 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * 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 <sdr/primitive2d/sdrdecompositiontools.hxx> +#include <drawinglayer/primitive2d/baseprimitive2d.hxx> +#include <drawinglayer/primitive2d/PolyPolygonGradientPrimitive2D.hxx> +#include <drawinglayer/primitive2d/PolyPolygonHatchPrimitive2D.hxx> +#include <drawinglayer/primitive2d/PolyPolygonGraphicPrimitive2D.hxx> +#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx> +#include <drawinglayer/primitive2d/softedgeprimitive2d.hxx> +#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx> +#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx> +#include <basegfx/polygon/b2dpolypolygontools.hxx> +#include <drawinglayer/primitive2d/fillgradientprimitive2d.hxx> +#include <drawinglayer/attribute/strokeattribute.hxx> +#include <drawinglayer/attribute/linestartendattribute.hxx> +#include <drawinglayer/primitive2d/polygonprimitive2d.hxx> +#include <drawinglayer/attribute/sdrfillgraphicattribute.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> +#include <drawinglayer/primitive2d/shadowprimitive2d.hxx> +#include <sdr/attribute/sdrtextattribute.hxx> +#include <drawinglayer/primitive2d/glowprimitive2d.hxx> +#include <sdr/primitive2d/sdrtextprimitive2d.hxx> +#include <svx/svdotext.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <drawinglayer/primitive2d/animatedprimitive2d.hxx> +#include <drawinglayer/animation/animationtiming.hxx> +#include <drawinglayer/primitive2d/maskprimitive2d.hxx> +#include <drawinglayer/geometry/viewinformation2d.hxx> +#include <drawinglayer/primitive2d/texthierarchyprimitive2d.hxx> +#include <drawinglayer/attribute/sdrfillattribute.hxx> +#include <drawinglayer/attribute/sdrlineattribute.hxx> +#include <drawinglayer/attribute/sdrlinestartendattribute.hxx> +#include <drawinglayer/attribute/sdrshadowattribute.hxx> +#include <drawinglayer/attribute/sdrglowattribute.hxx> +#include <sal/log.hxx> + + +using namespace com::sun::star; + + +namespace drawinglayer::primitive2d +{ + + class TransparencePrimitive2D; + + Primitive2DReference createPolyPolygonFillPrimitive( + const basegfx::B2DPolyPolygon& rPolyPolygon, + const attribute::SdrFillAttribute& rFill, + const attribute::FillGradientAttribute& rFillGradient) + { + // when we have no given definition range, use the range of the given geometry + // also for definition (simplest case) + const basegfx::B2DRange aRange(basegfx::utils::getRange(rPolyPolygon)); + + return createPolyPolygonFillPrimitive( + rPolyPolygon, + aRange, + rFill, + rFillGradient); + } + + Primitive2DReference createPolyPolygonFillPrimitive( + const basegfx::B2DPolyPolygon& rPolyPolygon, + const basegfx::B2DRange& rDefinitionRange, + const attribute::SdrFillAttribute& rFill, + const attribute::FillGradientAttribute& rFillGradient) + { + if(basegfx::fTools::moreOrEqual(rFill.getTransparence(), 1.0)) + { + return Primitive2DReference(); + } + + // prepare fully scaled polygon + BasePrimitive2D* pNewFillPrimitive = nullptr; + + if(!rFill.getGradient().isDefault()) + { + pNewFillPrimitive = new PolyPolygonGradientPrimitive2D( + rPolyPolygon, + rDefinitionRange, + rFill.getGradient()); + } + else if(!rFill.getHatch().isDefault()) + { + pNewFillPrimitive = new PolyPolygonHatchPrimitive2D( + rPolyPolygon, + rDefinitionRange, + rFill.getColor(), + rFill.getHatch()); + } + else if(!rFill.getFillGraphic().isDefault()) + { + pNewFillPrimitive = new PolyPolygonGraphicPrimitive2D( + rPolyPolygon, + rDefinitionRange, + rFill.getFillGraphic().createFillGraphicAttribute(rDefinitionRange)); + } + else + { + pNewFillPrimitive = new PolyPolygonColorPrimitive2D( + rPolyPolygon, + rFill.getColor()); + } + + if(0.0 != rFill.getTransparence()) + { + // create simpleTransparencePrimitive, add created fill primitive + const Primitive2DReference xRefA(pNewFillPrimitive); + const Primitive2DContainer aContent { xRefA }; + return Primitive2DReference(new UnifiedTransparencePrimitive2D(aContent, rFill.getTransparence())); + } + else if(!rFillGradient.isDefault()) + { + // create sequence with created fill primitive + const Primitive2DReference xRefA(pNewFillPrimitive); + const Primitive2DContainer aContent { xRefA }; + + // create FillGradientPrimitive2D for transparence and add to new sequence + // fillGradientPrimitive is enough here (compared to PolyPolygonGradientPrimitive2D) since float transparence will be masked anyways + const basegfx::B2DRange aRange(basegfx::utils::getRange(rPolyPolygon)); + const Primitive2DReference xRefB( + new FillGradientPrimitive2D( + aRange, + rDefinitionRange, + rFillGradient)); + const Primitive2DContainer aAlpha { xRefB }; + + // create TransparencePrimitive2D using alpha and content + return Primitive2DReference(new TransparencePrimitive2D(aContent, aAlpha)); + } + else + { + // add to decomposition + return Primitive2DReference(pNewFillPrimitive); + } + } + + Primitive2DReference createPolygonLinePrimitive( + const basegfx::B2DPolygon& rPolygon, + const attribute::SdrLineAttribute& rLine, + const attribute::SdrLineStartEndAttribute& rStroke) + { + // create line and stroke attribute + const attribute::LineAttribute aLineAttribute(rLine.getColor(), rLine.getWidth(), rLine.getJoin(), rLine.getCap()); + const attribute::StrokeAttribute aStrokeAttribute(rLine.getDotDashArray(), rLine.getFullDotDashLen()); + BasePrimitive2D* pNewLinePrimitive = nullptr; + + if(!rPolygon.isClosed() && !rStroke.isDefault()) + { + attribute::LineStartEndAttribute aStart(rStroke.getStartWidth(), rStroke.getStartPolyPolygon(), rStroke.isStartCentered()); + attribute::LineStartEndAttribute aEnd(rStroke.getEndWidth(), rStroke.getEndPolyPolygon(), rStroke.isEndCentered()); + + // create data + pNewLinePrimitive = new PolygonStrokeArrowPrimitive2D(rPolygon, aLineAttribute, aStrokeAttribute, aStart, aEnd); + } + else + { + // create data + pNewLinePrimitive = new PolygonStrokePrimitive2D(rPolygon, aLineAttribute, aStrokeAttribute); + } + + if(0.0 != rLine.getTransparence()) + { + // create simpleTransparencePrimitive, add created fill primitive + const Primitive2DReference xRefA(pNewLinePrimitive); + const Primitive2DContainer aContent { xRefA }; + return Primitive2DReference(new UnifiedTransparencePrimitive2D(aContent, rLine.getTransparence())); + } + else + { + // add to decomposition + return Primitive2DReference(pNewLinePrimitive); + } + } + + Primitive2DReference createTextPrimitive( + const basegfx::B2DPolyPolygon& rUnitPolyPolygon, + const basegfx::B2DHomMatrix& rObjectTransform, + const attribute::SdrTextAttribute& rText, + const attribute::SdrLineAttribute& rStroke, + bool bCellText, + bool bWordWrap) + { + basegfx::B2DHomMatrix aAnchorTransform(rObjectTransform); + std::unique_ptr<SdrTextPrimitive2D> pNew; + + if(rText.isContour()) + { + // contour text + if(!rStroke.isDefault() && 0.0 != rStroke.getWidth()) + { + // take line width into account and shrink contour polygon accordingly + // decompose to get scale + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rObjectTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // scale outline to object's size to allow growing with value relative to that size + // and also to keep aspect ratio + basegfx::B2DPolyPolygon aScaledUnitPolyPolygon(rUnitPolyPolygon); + aScaledUnitPolyPolygon.transform(basegfx::utils::createScaleB2DHomMatrix( + fabs(aScale.getX()), fabs(aScale.getY()))); + + // grow the polygon. To shrink, use negative value (half width) + aScaledUnitPolyPolygon = basegfx::utils::growInNormalDirection(aScaledUnitPolyPolygon, -(rStroke.getWidth() * 0.5)); + + // scale back to unit polygon + aScaledUnitPolyPolygon.transform(basegfx::utils::createScaleB2DHomMatrix( + 0.0 != aScale.getX() ? 1.0 / aScale.getX() : 1.0, + 0.0 != aScale.getY() ? 1.0 / aScale.getY() : 1.0)); + + // create with unit polygon + pNew.reset(new SdrContourTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aScaledUnitPolyPolygon, + rObjectTransform)); + } + else + { + // create with unit polygon + pNew.reset(new SdrContourTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + rUnitPolyPolygon, + rObjectTransform)); + } + } + else if(!rText.getSdrFormTextAttribute().isDefault()) + { + // text on path, use scaled polygon + basegfx::B2DPolyPolygon aScaledPolyPolygon(rUnitPolyPolygon); + aScaledPolyPolygon.transform(rObjectTransform); + pNew.reset(new SdrPathTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aScaledPolyPolygon, + rText.getSdrFormTextAttribute())); + } + else + { + // rObjectTransform is the whole SdrObject transformation from unit rectangle + // to its size and position. Decompose to allow working with single values. + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + rObjectTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // extract mirroring + const bool bMirrorX(basegfx::fTools::less(aScale.getX(), 0.0)); + const bool bMirrorY(basegfx::fTools::less(aScale.getY(), 0.0)); + aScale = basegfx::absolute(aScale); + + // Get the real size, since polygon outline and scale + // from the object transformation may vary (e.g. ellipse segments) + basegfx::B2DHomMatrix aJustScaleTransform; + aJustScaleTransform.set(0, 0, aScale.getX()); + aJustScaleTransform.set(1, 1, aScale.getY()); + basegfx::B2DPolyPolygon aScaledUnitPolyPolygon(rUnitPolyPolygon); + aScaledUnitPolyPolygon.transform(aJustScaleTransform); + const basegfx::B2DRange aSnapRange(basegfx::utils::getRange(aScaledUnitPolyPolygon)); + + // create a range describing the wanted text position and size (aTextAnchorRange). This + // means to use the text distance values here + const basegfx::B2DPoint aTopLeft(aSnapRange.getMinX() + rText.getTextLeftDistance(), aSnapRange.getMinY() + rText.getTextUpperDistance()); + const basegfx::B2DPoint aBottomRight(aSnapRange.getMaxX() - rText.getTextRightDistance(), aSnapRange.getMaxY() - rText.getTextLowerDistance()); + basegfx::B2DRange aTextAnchorRange; + aTextAnchorRange.expand(aTopLeft); + aTextAnchorRange.expand(aBottomRight); + + // now create a transformation from this basic range (aTextAnchorRange) + // #i121494# if we have no scale use at least 1.0 to have a carrier e.g. for + // mirror values, else these will get lost + aAnchorTransform = basegfx::utils::createScaleTranslateB2DHomMatrix( + basegfx::fTools::equalZero(aTextAnchorRange.getWidth()) ? 1.0 : aTextAnchorRange.getWidth(), + basegfx::fTools::equalZero(aTextAnchorRange.getHeight()) ? 1.0 : aTextAnchorRange.getHeight(), + aTextAnchorRange.getMinX(), aTextAnchorRange.getMinY()); + + // apply mirroring + aAnchorTransform.scale(bMirrorX ? -1.0 : 1.0, bMirrorY ? -1.0 : 1.0); + + // apply object's other transforms + aAnchorTransform = basegfx::utils::createShearXRotateTranslateB2DHomMatrix(fShearX, fRotate, aTranslate) + * aAnchorTransform; + + if(rText.isFitToSize()) + { + // stretched text in range + pNew.reset(new SdrStretchTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aAnchorTransform, + rText.isFixedCellHeight())); + } + else if(rText.isAutoFit()) + { + // isotropically scaled text in range + pNew.reset(new SdrAutoFitTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aAnchorTransform, + bWordWrap)); + } + else if( rText.isChainable() && !rText.isInEditMode() ) + { + pNew.reset(new SdrChainedTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aAnchorTransform )); + } + else // text in range + { + // build new primitive + pNew.reset(new SdrBlockTextPrimitive2D( + &rText.getSdrText(), + rText.getOutlinerParaObject(), + aAnchorTransform, + rText.getSdrTextHorzAdjust(), + rText.getSdrTextVertAdjust(), + rText.isFixedCellHeight(), + rText.isScroll(), + bCellText, + bWordWrap)); + } + } + + OSL_ENSURE(pNew != nullptr, "createTextPrimitive: no text primitive created (!)"); + + if(rText.isBlink()) + { + // prepare animation and primitive list + drawinglayer::animation::AnimationEntryList aAnimationList; + rText.getBlinkTextTiming(aAnimationList); + + if(0.0 != aAnimationList.getDuration()) + { + // create content sequence + const Primitive2DReference xRefA(pNew.release()); + const Primitive2DContainer aContent { xRefA }; + + // create and add animated switch primitive + return Primitive2DReference(new AnimatedBlinkPrimitive2D(aAnimationList, aContent)); + } + else + { + // add to decomposition + return Primitive2DReference(pNew.release()); + } + } + + if(rText.isScroll()) + { + // suppress scroll when FontWork + if(rText.getSdrFormTextAttribute().isDefault()) + { + // get scroll direction + const SdrTextAniDirection eDirection(rText.getSdrText().GetObject().GetTextAniDirection()); + const bool bHorizontal(SdrTextAniDirection::Left == eDirection || SdrTextAniDirection::Right == eDirection); + + // decompose to get separated values for the scroll box + basegfx::B2DVector aScale, aTranslate; + double fRotate, fShearX; + aAnchorTransform.decompose(aScale, aTranslate, fRotate, fShearX); + + // build transform from scaled only to full AnchorTransform and inverse + const basegfx::B2DHomMatrix aSRT(basegfx::utils::createShearXRotateTranslateB2DHomMatrix( + fShearX, fRotate, aTranslate)); + basegfx::B2DHomMatrix aISRT(aSRT); + aISRT.invert(); + + // bring the primitive back to scaled only and get scaled range, create new clone for this + std::unique_ptr<SdrTextPrimitive2D> pNew2 = pNew->createTransformedClone(aISRT); + OSL_ENSURE(pNew2, "createTextPrimitive: Could not create transformed clone of text primitive (!)"); + pNew = std::move(pNew2); + + // create neutral geometry::ViewInformation2D for local range and decompose calls. This is okay + // since the decompose is view-independent + const uno::Sequence< beans::PropertyValue > xViewParameters; + geometry::ViewInformation2D aViewInformation2D(xViewParameters); + + // get range + const basegfx::B2DRange aScaledRange(pNew->getB2DRange(aViewInformation2D)); + + // create left outside and right outside transformations. Also take care + // of the clip rectangle + basegfx::B2DHomMatrix aLeft, aRight; + basegfx::B2DPoint aClipTopLeft(0.0, 0.0); + basegfx::B2DPoint aClipBottomRight(aScale.getX(), aScale.getY()); + + if(bHorizontal) + { + aClipTopLeft.setY(aScaledRange.getMinY()); + aClipBottomRight.setY(aScaledRange.getMaxY()); + aLeft.translate(-aScaledRange.getMaxX(), 0.0); + aRight.translate(aScale.getX() - aScaledRange.getMinX(), 0.0); + } + else + { + aClipTopLeft.setX(aScaledRange.getMinX()); + aClipBottomRight.setX(aScaledRange.getMaxX()); + aLeft.translate(0.0, -aScaledRange.getMaxY()); + aRight.translate(0.0, aScale.getY() - aScaledRange.getMinY()); + } + + aLeft *= aSRT; + aRight *= aSRT; + + // prepare animation list + drawinglayer::animation::AnimationEntryList aAnimationList; + + if(bHorizontal) + { + rText.getScrollTextTiming(aAnimationList, aScale.getX(), aScaledRange.getWidth()); + } + else + { + rText.getScrollTextTiming(aAnimationList, aScale.getY(), aScaledRange.getHeight()); + } + + if(0.0 != aAnimationList.getDuration()) + { + // create a new Primitive2DContainer containing the animated text in its scaled only state. + // use the decomposition to force to simple text primitives, those will no longer + // need the outliner for formatting (alternatively it is also possible to just add + // pNew to aNewPrimitiveSequence) + Primitive2DContainer aAnimSequence; + pNew->get2DDecomposition(aAnimSequence, aViewInformation2D); + pNew.reset(); + + // create a new animatedInterpolatePrimitive and add it + std::vector< basegfx::B2DHomMatrix > aMatrixStack; + aMatrixStack.push_back(aLeft); + aMatrixStack.push_back(aRight); + const Primitive2DReference xRefA(new AnimatedInterpolatePrimitive2D(aMatrixStack, aAnimationList, aAnimSequence)); + const Primitive2DContainer aContent { xRefA }; + + // scrolling needs an encapsulating clipping primitive + const basegfx::B2DRange aClipRange(aClipTopLeft, aClipBottomRight); + basegfx::B2DPolygon aClipPolygon(basegfx::utils::createPolygonFromRect(aClipRange)); + aClipPolygon.transform(aSRT); + return Primitive2DReference(new MaskPrimitive2D(basegfx::B2DPolyPolygon(aClipPolygon), aContent)); + } + else + { + // add to decomposition + return Primitive2DReference(pNew.release()); + } + } + } + + if(rText.isInEditMode()) + { + // #i97628# + // encapsulate with TextHierarchyEditPrimitive2D to allow renderers + // to suppress actively edited content if needed + const Primitive2DReference xRefA(pNew.release()); + const Primitive2DContainer aContent { xRefA }; + + // create and add TextHierarchyEditPrimitive2D primitive + return Primitive2DReference(new TextHierarchyEditPrimitive2D(aContent)); + } + else + { + // add to decomposition + return Primitive2DReference(pNew.release()); + } + } + + Primitive2DContainer createEmbeddedShadowPrimitive( + const Primitive2DContainer& rContent, + const attribute::SdrShadowAttribute& rShadow, + const basegfx::B2DHomMatrix& rObjectMatrix) + { + if(!rContent.empty()) + { + Primitive2DContainer aRetval(2); + basegfx::B2DHomMatrix aShadowOffset; + + { + if(rShadow.getSize().getX() != 100000) + { + basegfx::B2DTuple aScale; + basegfx::B2DTuple aTranslate; + double fRotate = 0; + double fShearX = 0; + rObjectMatrix.decompose(aScale, aTranslate, fRotate, fShearX); + // Scale the shadow + double nTranslateX = aTranslate.getX(); + double nTranslateY = aTranslate.getY(); + + // The origin for scaling is the top left corner by default. A negative + // shadow offset changes the origin. + if (rShadow.getOffset().getX() < 0) + nTranslateX += aScale.getX(); + if (rShadow.getOffset().getY() < 0) + nTranslateY += aScale.getY(); + + aShadowOffset.translate(-nTranslateX, -nTranslateY); + aShadowOffset.scale(rShadow.getSize().getX() * 0.00001, rShadow.getSize().getY() * 0.00001); + aShadowOffset.translate(nTranslateX, nTranslateY); + } + + aShadowOffset.translate(rShadow.getOffset().getX(), rShadow.getOffset().getY()); + } + + // create shadow primitive and add content + aRetval[0] = Primitive2DReference( + new ShadowPrimitive2D( + aShadowOffset, + rShadow.getColor(), + rContent)); + + if(0.0 != rShadow.getTransparence()) + { + // create SimpleTransparencePrimitive2D + const Primitive2DContainer aTempContent { aRetval[0] }; + + aRetval[0] = Primitive2DReference( + new UnifiedTransparencePrimitive2D( + aTempContent, + rShadow.getTransparence())); + } + + aRetval[1] = Primitive2DReference(new GroupPrimitive2D(rContent)); + return aRetval; + } + else + { + return rContent; + } + } + + Primitive2DContainer createEmbeddedGlowPrimitive( + const Primitive2DContainer& rContent, + const attribute::SdrGlowAttribute& rGlow) + { + if(rContent.empty()) + return rContent; + Primitive2DContainer aRetval(2); + aRetval[0] = Primitive2DReference( + new GlowPrimitive2D(rGlow.getColor(), rGlow.getRadius(), rContent)); + aRetval[1] = Primitive2DReference(new GroupPrimitive2D(rContent)); + return aRetval; + } + + Primitive2DContainer createEmbeddedSoftEdgePrimitive(const Primitive2DContainer& rContent, + sal_Int32 nRadius) + { + if (rContent.empty() || !nRadius) + return rContent; + Primitive2DContainer aRetval(1); + aRetval[0] = Primitive2DReference(new SoftEdgePrimitive2D(nRadius, rContent)); + return aRetval; + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |