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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 .
*/
#pragma once
#include <drawinglayer/drawinglayerdllapi.h>
#include <drawinglayer/primitive2d/primitivetools2d.hxx>
#include <vcl/bitmapex.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
// DiscreteShadowPrimitive2D class
namespace drawinglayer::primitive2d
{
/** DiscreteShadow data class
*/
class DRAWINGLAYER_DLLPUBLIC DiscreteShadow
{
private:
/// the original shadow BitmapEx in a special form
BitmapEx maBitmapEx;
/// buffered extracted parts of CombinedShadow for easier usage
BitmapEx maTopLeft;
BitmapEx maTop;
BitmapEx maTopRight;
BitmapEx maRight;
BitmapEx maBottomRight;
BitmapEx maBottom;
BitmapEx maBottomLeft;
BitmapEx maLeft;
public:
/// constructor
explicit DiscreteShadow(const BitmapEx& rBitmapEx);
/// data read access
const BitmapEx& getBitmapEx() const { return maBitmapEx; }
/// compare operator
bool operator==(const DiscreteShadow& rCompare) const
{
return getBitmapEx() == rCompare.getBitmapEx();
}
/// helper accesses which create on-demand needed segments
const BitmapEx& getTopLeft() const;
const BitmapEx& getTop() const;
const BitmapEx& getTopRight() const;
const BitmapEx& getRight() const;
const BitmapEx& getBottomRight() const;
const BitmapEx& getBottom() const;
const BitmapEx& getBottomLeft() const;
const BitmapEx& getLeft() const;
};
/** DiscreteShadowPrimitive2D class
*/
class DRAWINGLAYER_DLLPUBLIC DiscreteShadowPrimitive2D final : public DiscreteMetricDependentPrimitive2D
{
private:
// the object transformation of the rectangular object
basegfx::B2DHomMatrix maTransform;
// the bitmap shadow data
DiscreteShadow maDiscreteShadow;
/// create local decomposition
virtual void create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& rViewInformation) const override;
public:
/// constructor
DiscreteShadowPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const DiscreteShadow& rDiscreteShadow);
/// data read access
const basegfx::B2DHomMatrix& getTransform() const { return maTransform; }
const DiscreteShadow& getDiscreteShadow() const { return maDiscreteShadow; }
/// compare operator
virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
/// get range
virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
/// provide unique ID
virtual sal_uInt32 getPrimitive2DID() const override;
};
} // end of namespace drawinglayer::primitive2d
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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