77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <sal/types.h>
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#include <memory>
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namespace basegfx
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{
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class B2DHomMatrix;
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class B2DPolyPolygon;
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}
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/* Definition of CanvasGraphic interface */
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namespace cppcanvas
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{
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// forward declaration, since tools::PolyPolygon also derives from CanvasGraphic
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typedef std::shared_ptr< class PolyPolygon > PolyPolygonSharedPtr;
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/** This interface defines basic properties of
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objects that can be painted on a Canvas
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*/
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class CanvasGraphic
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{
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public:
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virtual ~CanvasGraphic() {}
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/** Set object transformation matrix
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*/
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virtual void setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) = 0;
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/** Set object clipping polygon
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*/
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virtual void setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) = 0;
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/** Clear object clipping polygon
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*/
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virtual void setClip() = 0;
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/** Set object composite mode
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* @see css::rendering::CompositeOperation
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*/
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virtual void setCompositeOp( sal_Int8 aOp ) = 0;
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/** Render to parent canvas
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This method renders the content to the parent canvas,
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i.e. the canvas this object was constructed for.
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@return whether the rendering finished successfully.
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*/
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virtual bool draw() const = 0;
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};
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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