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/* -*- 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 <drawinglayer/primitive2d/mediaprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
#include <vcl/GraphicObject.hxx>
#include <drawinglayer/primitive2d/graphicprimitive2d.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/hiddengeometryprimitive2d.hxx>
namespace drawinglayer::primitive2d
{
void MediaPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const
{
Primitive2DContainer xRetval;
xRetval.resize(1);
// create background object
basegfx::B2DPolygon aBackgroundPolygon(basegfx::utils::createUnitPolygon());
aBackgroundPolygon.transform(getTransform());
const Primitive2DReference xRefBackground(
new PolyPolygonColorPrimitive2D(
basegfx::B2DPolyPolygon(aBackgroundPolygon),
getBackgroundColor()));
xRetval[0] = xRefBackground;
if(GraphicType::Bitmap == maSnapshot.GetType() || GraphicType::GdiMetafile == maSnapshot.GetType())
{
const GraphicObject aGraphicObject(maSnapshot);
const GraphicAttr aGraphicAttr;
xRetval.resize(2);
xRetval[1] = new GraphicPrimitive2D(getTransform(), aGraphicObject, aGraphicAttr);
}
if(getDiscreteBorder())
{
const basegfx::B2DVector aDiscreteInLogic(rViewInformation.getInverseObjectToViewTransformation() *
basegfx::B2DVector(static_cast<double>(getDiscreteBorder()), static_cast<double>(getDiscreteBorder())));
const double fDiscreteSize(aDiscreteInLogic.getX() + aDiscreteInLogic.getY());
basegfx::B2DRange aSourceRange(0.0, 0.0, 1.0, 1.0);
aSourceRange.transform(getTransform());
basegfx::B2DRange aDestRange(aSourceRange);
aDestRange.grow(-0.5 * fDiscreteSize);
if(basegfx::fTools::equalZero(aDestRange.getWidth()) || basegfx::fTools::equalZero(aDestRange.getHeight()))
{
// shrunk primitive has no content (zero size in X or Y), nothing to display. Still create
// invisible content for HitTest and BoundRect
const Primitive2DReference xHiddenLines(new HiddenGeometryPrimitive2D(std::move(xRetval)));
xRetval = Primitive2DContainer { xHiddenLines, };
}
else
{
// create transformation matrix from original range to shrunk range
basegfx::B2DHomMatrix aTransform;
aTransform.translate(-aSourceRange.getMinX(), -aSourceRange.getMinY());
aTransform.scale(aDestRange.getWidth() / aSourceRange.getWidth(), aDestRange.getHeight() / aSourceRange.getHeight());
aTransform.translate(aDestRange.getMinX(), aDestRange.getMinY());
// add transform primitive
Primitive2DReference aScaled(new TransformPrimitive2D(aTransform, std::move(xRetval)));
xRetval = Primitive2DContainer { aScaled };
}
}
rContainer.append(std::move(xRetval));
}
MediaPrimitive2D::MediaPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const OUString& rURL,
const basegfx::BColor& rBackgroundColor,
sal_uInt32 nDiscreteBorder,
const Graphic &rSnapshot)
: maTransform(rTransform),
maURL(rURL),
maBackgroundColor(rBackgroundColor),
mnDiscreteBorder(nDiscreteBorder),
maSnapshot(rSnapshot)
{
}
bool MediaPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const MediaPrimitive2D& rCompare = static_cast<const MediaPrimitive2D&>(rPrimitive);
return (getTransform() == rCompare.getTransform()
&& maURL == rCompare.maURL
&& getBackgroundColor() == rCompare.getBackgroundColor()
&& getDiscreteBorder() == rCompare.getDiscreteBorder()
&& maSnapshot.IsNone() == rCompare.maSnapshot.IsNone());
}
return false;
}
basegfx::B2DRange MediaPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
aRetval.transform(getTransform());
if(getDiscreteBorder())
{
const basegfx::B2DVector aDiscreteInLogic(rViewInformation.getInverseObjectToViewTransformation() *
basegfx::B2DVector(static_cast<double>(getDiscreteBorder()), static_cast<double>(getDiscreteBorder())));
const double fDiscreteSize(aDiscreteInLogic.getX() + aDiscreteInLogic.getY());
aRetval.grow(-0.5 * fDiscreteSize);
}
return aRetval;
}
// provide unique ID
sal_uInt32 MediaPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_MEDIAPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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