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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/shadowprimitive2d.hxx>
#include <basegfx/color/bcolormodifier.hxx>
#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <memory>
using namespace com::sun::star;
namespace drawinglayer::primitive2d
{
ShadowPrimitive2D::ShadowPrimitive2D(
const basegfx::B2DHomMatrix& rShadowTransform,
const basegfx::BColor& rShadowColor,
double fShadowBlur,
Primitive2DContainer&& aChildren)
: GroupPrimitive2D(std::move(aChildren)),
maShadowTransform(rShadowTransform),
maShadowColor(rShadowColor),
mfShadowBlur(fShadowBlur)
{
}
bool ShadowPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BasePrimitive2D::operator==(rPrimitive))
{
const ShadowPrimitive2D& rCompare = static_cast< const ShadowPrimitive2D& >(rPrimitive);
return (getShadowTransform() == rCompare.getShadowTransform()
&& getShadowColor() == rCompare.getShadowColor()
&& getShadowBlur() == rCompare.getShadowBlur());
}
return false;
}
basegfx::B2DRange ShadowPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
{
basegfx::B2DRange aRetval(getChildren().getB2DRange(rViewInformation));
aRetval.grow(getShadowBlur());
aRetval.transform(getShadowTransform());
return aRetval;
}
void ShadowPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& /*rViewInformation*/) const
{
if(getChildren().empty())
return;
// create a modifiedColorPrimitive containing the shadow color and the content
const basegfx::BColorModifierSharedPtr aBColorModifier =
std::make_shared<basegfx::BColorModifier_replace>(
getShadowColor());
const Primitive2DReference xRefA(
new ModifiedColorPrimitive2D(
Primitive2DContainer(getChildren()),
aBColorModifier));
Primitive2DContainer aSequenceB { xRefA };
// build transformed primitiveVector with shadow offset and add to target
rVisitor.visit(new TransformPrimitive2D(getShadowTransform(), std::move(aSequenceB)));
}
// provide unique ID
sal_uInt32 ShadowPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_SHADOWPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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