67 lines
2.6 KiB
C++
67 lines
2.6 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 <base/sprite.hxx>
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namespace canvas
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{
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/* Definition of the SpriteSurface interface */
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/** Canvas surface containing sprites
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Every canvas surface that contains sprites must implement this
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interface, when employing the canvas base framework. The
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methods provided here are used from the individual sprites to
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notify the canvas about necessary screen updates.
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*/
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class SpriteSurface : public css::uno::XInterface
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{
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public:
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typedef ::rtl::Reference< SpriteSurface > Reference;
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/// Sprites should call this from XSprite::show()
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virtual void showSprite( const Sprite::Reference& rSprite ) = 0;
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/// Sprites should call this from XSprite::hide()
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virtual void hideSprite( const Sprite::Reference& rSprite ) = 0;
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/// Sprites should call this from XSprite::move()
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virtual void moveSprite( const Sprite::Reference& rSprite,
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const ::basegfx::B2DPoint& rOldPos,
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const ::basegfx::B2DPoint& rNewPos,
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const ::basegfx::B2DVector& rSpriteSize ) = 0;
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/** Sprites should call this when some part of the content has
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changed.
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That includes show/hide, i.e. for show, both showSprite()
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and updateSprite() must be called.
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*/
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virtual void updateSprite( const Sprite::Reference& rSprite,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DRange& rUpdateArea ) = 0;
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protected:
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~SpriteSurface() {}
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};
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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