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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/groupprimitive2d.hxx>
namespace drawinglayer::primitive2d
{
/** UnifiedTransparencePrimitive2D class
This primitive encapsulates a child hierarchy and defines
that it shall be visualized with the given transparency. That
transparency is unique for all contained geometry, so that
e.g. overlapping polygons in the child geometry will not show
regions of combined transparency, but be all rendered with the
defined, single transparency.
*/
class DRAWINGLAYER_DLLPUBLIC UnifiedTransparencePrimitive2D final : public GroupPrimitive2D
{
private:
/// the unified transparence
double mfTransparence;
public:
/// constructor
UnifiedTransparencePrimitive2D(
Primitive2DContainer&& rChildren,
double fTransparence);
/// data read access
double getTransparence() const { return mfTransparence; }
/// compare operator
virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
/// own getB2DRange implementation to include transparent geometries to BoundRect calculations
virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
/// create decomposition
virtual void get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, 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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