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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 .
*/
#ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_VIEWBACKGROUNDSHAPE_HXX
#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_VIEWBACKGROUNDSHAPE_HXX
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/rendering/XBitmap.hpp>
#include <basegfx/range/b2drectangle.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <memory>
#include <tools.hxx>
#include <viewlayer.hxx>
namespace slideshow
{
namespace internal
{
/** This class is the viewable representation of a draw
document's background, associated to a specific View
The class is able to render the associated background on
View implementations.
*/
class ViewBackgroundShape
{
public:
/** Create a ViewBackgroundShape for the given View
@param rView
The associated View object.
@param rShapeBounds
Bounds of the background shape, in document coordinate
system.
*/
ViewBackgroundShape( const ViewLayerSharedPtr& rViewLayer,
const ::basegfx::B2DRectangle& rShapeBounds );
/// Forbid copy construction
ViewBackgroundShape(const ViewBackgroundShape&) = delete;
/// Forbid copy assignment
ViewBackgroundShape& operator=(const ViewBackgroundShape&) = delete;
/** Query the associated view layer of this shape
*/
const ViewLayerSharedPtr& getViewLayer() const;
bool render( const GDIMetaFileSharedPtr& rMtf ) const;
private:
/** Prefetch bitmap for given canvas
*/
bool prefetch( const ::cppcanvas::CanvasSharedPtr& rDestinationCanvas,
const GDIMetaFileSharedPtr& rMtf ) const;
/** The view layer this object is part of.
*/
ViewLayerSharedPtr const mpViewLayer;
/// Generated content bitmap, already with correct output size
mutable css::uno::Reference< css::rendering::XBitmap > mxBitmap;
/// The last metafile a render object was generated for
mutable GDIMetaFileSharedPtr mpLastMtf;
/// The canvas, mpRenderer is associated with
mutable ::basegfx::B2DHomMatrix maLastTransformation;
const ::basegfx::B2DRectangle maBounds;
};
typedef ::std::shared_ptr< ViewBackgroundShape > ViewBackgroundShapeSharedPtr;
}
}
#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_VIEWBACKGROUNDSHAPE_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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