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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 <sal/types.h>
#include <memory>
namespace basegfx
{
class B2DHomMatrix;
class B2DPolyPolygon;
}
/* Definition of CanvasGraphic interface */
namespace cppcanvas
{
// forward declaration, since tools::PolyPolygon also derives from CanvasGraphic
typedef std::shared_ptr< class PolyPolygon > PolyPolygonSharedPtr;
/** This interface defines basic properties of
objects that can be painted on a Canvas
*/
class CanvasGraphic
{
public:
virtual ~CanvasGraphic() {}
/** Set object transformation matrix
*/
virtual void setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
/** Set object clipping polygon
*/
virtual void setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
/** Clear object clipping polygon
*/
virtual void setClip() = 0;
/** Set object composite mode
* @see css::rendering::CompositeOperation
*/
virtual void setCompositeOp( sal_Int8 aOp ) = 0;
/** Render to parent canvas
This method renders the content to the parent canvas,
i.e. the canvas this object was constructed for.
@return whether the rendering finished successfully.
*/
virtual bool draw() const = 0;
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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