libreoffice/canvas/source/vcl/sprite.hxx

/* -*- 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 .
 */

#ifndef INCLUDED_CANVAS_SOURCE_VCL_SPRITE_HXX
#define INCLUDED_CANVAS_SOURCE_VCL_SPRITE_HXX

#include <canvas/base/sprite.hxx>

class OutputDevice;

namespace vclcanvas
{
    /** Specialization of ::canvas::Sprite interface, to also provide
        redraw methods.
     */
    class Sprite : public ::canvas::Sprite
    {
    public:

        /** Redraw sprite at the stored position.

            @param bBufferedUpdate
            When true, the redraw does <em>not</em> happen directly on
            the front buffer, but within a VDev. Used to speed up
            drawing.
         */
        virtual void redraw( OutputDevice& rOutDev,
                             bool          bBufferedUpdate ) const = 0;

        /** Redraw sprite at the given position.

            @param rPos
            Output position of the sprite. Overrides the sprite's own
            output position.

            @param bBufferedUpdate
            When true, the redraw does <em>not</em> happen directly on
            the front buffer, but within a VDev. Used to speed up
            drawing.
         */
        virtual void redraw( OutputDevice&              rOutDev,
                             const ::basegfx::B2DPoint& rPos,
                             bool                       bBufferedUpdate ) const = 0;

    protected:
        ~Sprite() {}
    };
}

#endif // INCLUDED_CANVAS_SOURCE_VCL_SPRITE_HXX

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