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| -rw-r--r-- | drawinglayer/source/attribute/sdrfillgraphicattribute.cxx | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx b/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx new file mode 100644 index 000000000..a00c45521 --- /dev/null +++ b/drawinglayer/source/attribute/sdrfillgraphicattribute.cxx @@ -0,0 +1,308 @@ +/* -*- 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 <sal/config.h> + +#include <algorithm> + +#include <drawinglayer/attribute/sdrfillgraphicattribute.hxx> +#include <drawinglayer/attribute/fillgraphicattribute.hxx> +#include <rtl/instance.hxx> +#include <vcl/graph.hxx> + + +namespace drawinglayer::attribute +{ + class ImpSdrFillGraphicAttribute + { + public: + // data definitions + Graphic maFillGraphic; + basegfx::B2DVector maGraphicLogicSize; + basegfx::B2DVector maSize; + basegfx::B2DVector maOffset; + basegfx::B2DVector maOffsetPosition; + basegfx::B2DVector maRectPoint; + + bool mbTiling : 1; + bool mbStretch : 1; + bool mbLogSize : 1; + + ImpSdrFillGraphicAttribute( + const Graphic& rFillGraphic, + const basegfx::B2DVector& rGraphicLogicSize, + const basegfx::B2DVector& rSize, + const basegfx::B2DVector& rOffset, + const basegfx::B2DVector& rOffsetPosition, + const basegfx::B2DVector& rRectPoint, + bool bTiling, + bool bStretch, + bool bLogSize) + : maFillGraphic(rFillGraphic), + maGraphicLogicSize(rGraphicLogicSize), + maSize(rSize), + maOffset(rOffset), + maOffsetPosition(rOffsetPosition), + maRectPoint(rRectPoint), + mbTiling(bTiling), + mbStretch(bStretch), + mbLogSize(bLogSize) + { + } + + ImpSdrFillGraphicAttribute() + : maFillGraphic(Graphic()), + maGraphicLogicSize(basegfx::B2DVector()), + maSize(basegfx::B2DVector()), + maOffset(basegfx::B2DVector()), + maOffsetPosition(basegfx::B2DVector()), + maRectPoint(basegfx::B2DVector()), + mbTiling(false), + mbStretch(false), + mbLogSize(false) + { + } + + // data read access + const Graphic& getFillGraphic() const { return maFillGraphic; } + const basegfx::B2DVector& getGraphicLogicSize() const { return maGraphicLogicSize; } + const basegfx::B2DVector& getSize() const { return maSize; } + const basegfx::B2DVector& getOffset() const { return maOffset; } + const basegfx::B2DVector& getOffsetPosition() const { return maOffsetPosition; } + const basegfx::B2DVector& getRectPoint() const { return maRectPoint; } + bool getTiling() const { return mbTiling; } + bool getStretch() const { return mbStretch; } + + bool operator==(const ImpSdrFillGraphicAttribute& rCandidate) const + { + return (getFillGraphic() == rCandidate.getFillGraphic() + && getGraphicLogicSize() == rCandidate.getGraphicLogicSize() + && getSize() == rCandidate.getSize() + && getOffset() == rCandidate.getOffset() + && getOffsetPosition() == rCandidate.getOffsetPosition() + && getRectPoint() == rCandidate.getRectPoint() + && getTiling() == rCandidate.getTiling() + && getStretch() == rCandidate.getStretch() + && mbLogSize == rCandidate.mbLogSize); + } + }; + + namespace + { + struct theGlobalDefault : + public rtl::Static< SdrFillGraphicAttribute::ImplType, theGlobalDefault > {}; + } + + SdrFillGraphicAttribute::SdrFillGraphicAttribute( + const Graphic& rFillGraphic, + const basegfx::B2DVector& rGraphicLogicSize, + const basegfx::B2DVector& rSize, + const basegfx::B2DVector& rOffset, + const basegfx::B2DVector& rOffsetPosition, + const basegfx::B2DVector& rRectPoint, + bool bTiling, + bool bStretch, + bool bLogSize) + : mpSdrFillGraphicAttribute( + ImpSdrFillGraphicAttribute( + rFillGraphic, + rGraphicLogicSize, + rSize, + rOffset, + rOffsetPosition, + rRectPoint, + bTiling, + bStretch, + bLogSize)) + { + } + + SdrFillGraphicAttribute::SdrFillGraphicAttribute() + : mpSdrFillGraphicAttribute(theGlobalDefault::get()) + { + } + + SdrFillGraphicAttribute::SdrFillGraphicAttribute(const SdrFillGraphicAttribute&) = default; + + SdrFillGraphicAttribute::SdrFillGraphicAttribute(SdrFillGraphicAttribute&&) = default; + + SdrFillGraphicAttribute::~SdrFillGraphicAttribute() = default; + + bool SdrFillGraphicAttribute::isDefault() const + { + return mpSdrFillGraphicAttribute.same_object(theGlobalDefault::get()); + } + + SdrFillGraphicAttribute& SdrFillGraphicAttribute::operator=(const SdrFillGraphicAttribute&) = default; + + SdrFillGraphicAttribute& SdrFillGraphicAttribute::operator=(SdrFillGraphicAttribute&&) = default; + + bool SdrFillGraphicAttribute::operator==(const SdrFillGraphicAttribute& rCandidate) const + { + // tdf#87509 default attr is always != non-default attr, even with same values + if(rCandidate.isDefault() != isDefault()) + return false; + + return rCandidate.mpSdrFillGraphicAttribute == mpSdrFillGraphicAttribute; + } + + const Graphic& SdrFillGraphicAttribute::getFillGraphic() const + { + return mpSdrFillGraphicAttribute->getFillGraphic(); + } + + const basegfx::B2DVector& SdrFillGraphicAttribute::getGraphicLogicSize() const + { + return mpSdrFillGraphicAttribute->getGraphicLogicSize(); + } + + const basegfx::B2DVector& SdrFillGraphicAttribute::getSize() const + { + return mpSdrFillGraphicAttribute->getSize(); + } + + const basegfx::B2DVector& SdrFillGraphicAttribute::getOffset() const + { + return mpSdrFillGraphicAttribute->getOffset(); + } + + const basegfx::B2DVector& SdrFillGraphicAttribute::getOffsetPosition() const + { + return mpSdrFillGraphicAttribute->getOffsetPosition(); + } + + const basegfx::B2DVector& SdrFillGraphicAttribute::getRectPoint() const + { + return mpSdrFillGraphicAttribute->getRectPoint(); + } + + bool SdrFillGraphicAttribute::getTiling() const + { + return mpSdrFillGraphicAttribute->getTiling(); + } + + FillGraphicAttribute SdrFillGraphicAttribute::createFillGraphicAttribute(const basegfx::B2DRange& rRange) const + { + // get logical size of bitmap (before possibly expanding it) + Graphic aGraphic(getFillGraphic()); + + // init values with defaults for stretched + basegfx::B2DPoint aBitmapSize(1.0, 1.0); + basegfx::B2DVector aBitmapTopLeft(0.0, 0.0); + + // are changes needed? When stretched we are already done, all other values will have no influence + if(getTiling() || !mpSdrFillGraphicAttribute->getStretch()) + { + // init values with range sizes + const double fRangeWidth(0.0 != rRange.getWidth() ? rRange.getWidth() : 1.0); + const double fRangeHeight(0.0 != rRange.getHeight() ? rRange.getHeight() : 1.0); + aBitmapSize = basegfx::B2DPoint(fRangeWidth, fRangeHeight); + + // size changes + if(0.0 != getSize().getX()) + { + if(getSize().getX() < 0.0) + { + aBitmapSize.setX(aBitmapSize.getX() * (getSize().getX() * -0.01)); + } + else + { + aBitmapSize.setX(getSize().getX()); + } + } + else + { + // #i124002# use GraphicLogicSize directly, do not try to use GetPrefSize + // of the graphic, that may not be adapted to the MapMode of the target + aBitmapSize.setX(getGraphicLogicSize().getX()); + } + + if(0.0 != getSize().getY()) + { + if(getSize().getY() < 0.0) + { + aBitmapSize.setY(aBitmapSize.getY() * (getSize().getY() * -0.01)); + } + else + { + aBitmapSize.setY(getSize().getY()); + } + } + else + { + // #i124002# use GraphicLogicSize directly, do not try to use GetPrefSize + // of the graphic, that may not be adapted to the MapMode of the target + aBitmapSize.setY(getGraphicLogicSize().getY()); + } + + // position changes X + if(0.0 == getRectPoint().getX()) + { + aBitmapTopLeft.setX((fRangeWidth - aBitmapSize.getX()) * 0.5); + } + else if(1.0 == getRectPoint().getX()) + { + aBitmapTopLeft.setX(fRangeWidth - aBitmapSize.getX()); + } + + // offset positions are only meaningful when tiled + if(getTiling() && 0.0 != getOffsetPosition().getX()) + { + aBitmapTopLeft.setX(aBitmapTopLeft.getX() + (aBitmapSize.getX() * (getOffsetPosition().getX() * 0.01))); + } + + // position changes Y + if(0.0 == getRectPoint().getY()) + { + aBitmapTopLeft.setY((fRangeHeight - aBitmapSize.getY()) * 0.5); + } + else if(1.0 == getRectPoint().getY()) + { + aBitmapTopLeft.setY(fRangeHeight - aBitmapSize.getY()); + } + + // offset positions are only meaningful when tiled + if(getTiling() && 0.0 != getOffsetPosition().getY()) + { + aBitmapTopLeft.setY(aBitmapTopLeft.getY() + (aBitmapSize.getY() * (getOffsetPosition().getY() * 0.01))); + } + + // apply bitmap size scaling to unit rectangle + aBitmapTopLeft.setX(aBitmapTopLeft.getX() / fRangeWidth); + aBitmapTopLeft.setY(aBitmapTopLeft.getY() / fRangeHeight); + aBitmapSize.setX(aBitmapSize.getX() / fRangeWidth); + aBitmapSize.setY(aBitmapSize.getY() / fRangeHeight); + } + + // get offset in percent + const double fOffsetX(std::clamp(getOffset().getX() * 0.01, 0.0, 1.0)); + const double fOffsetY(std::clamp(getOffset().getY() * 0.01, 0.0, 1.0)); + + // create FillGraphicAttribute + return FillGraphicAttribute( + aGraphic, + basegfx::B2DRange(aBitmapTopLeft, aBitmapTopLeft + aBitmapSize), + getTiling(), + fOffsetX, + fOffsetY); + } + +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |