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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_GDIMTFTOOLS_HXX
#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_GDIMTFTOOLS_HXX
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/drawing/XDrawPage.hpp>
#include <basegfx/range/b2drectangle.hxx>
#include <tools.hxx>
#include <vector>
class MetaAction;
class GDIMetaFile;
class Graphic;
namespace slideshow
{
namespace internal
{
/// meta file loading specialities:
enum mtf_load_flags {
/// no flags
MTF_LOAD_NONE = 0,
/// the source of the metafile might be a foreign
/// application. The metafile is checked against unsupported
/// content, and, if necessary, returned as a pre-rendered
/// bitmap.
MTF_LOAD_FOREIGN_SOURCE = 2,
/// retrieve a meta file for the page background only
MTF_LOAD_BACKGROUND_ONLY = 4,
/// retrieve the drawing layer scroll text metafile
MTF_LOAD_SCROLL_TEXT_MTF = 8
};
// Animation info
// ==============
struct MtfAnimationFrame
{
MtfAnimationFrame( const GDIMetaFileSharedPtr& rMtf,
double nDuration ) :
mpMtf( rMtf ),
mnDuration( nDuration )
{
}
/// Enables STL algos to be used for duration extraction
double getDuration() const
{
return mnDuration;
}
GDIMetaFileSharedPtr mpMtf;
double mnDuration;
};
typedef ::std::vector< MtfAnimationFrame > VectorOfMtfAnimationFrames;
/** Retrieve a meta file for the given shape
@param xShape
XShape to retrieve a metafile for.
@param xContainingPage
The page that contains this shape. Needed for proper
import (currently, the UnoGraphicExporter needs this
information).
*/
GDIMetaFileSharedPtr getMetaFile( const css::uno::Reference< css::lang::XComponent >& xSource,
const css::uno::Reference< css::drawing::XDrawPage >& xContainingPage,
int mtfLoadFlags,
const css::uno::Reference< css::uno::XComponentContext >& rxContext );
/** Gets the next action offset for iterating meta actions which is most
often returns 1.
*/
sal_Int32 getNextActionOffset( MetaAction * pCurrAct );
/** Extract a vector of animation frames from given Graphic.
@param o_rFrames
Resulting vector of animated metafiles
@param o_rLoopCount
Number of times the bitmap animation shall be repeated
@param rGraphic
Input graphic object, to extract animations from
*/
bool getAnimationFromGraphic(VectorOfMtfAnimationFrames& o_rFrames,
sal_uInt32& o_rLoopCount,
const Graphic& rGraphic);
/** Retrieve scroll text animation rectangles from given metafile
@return true, if both rectangles have been found, false
otherwise.
*/
bool getRectanglesFromScrollMtf( ::basegfx::B2DRectangle& o_rScrollRect,
::basegfx::B2DRectangle& o_rPaintRect,
const GDIMetaFileSharedPtr& rMtf );
}
}
#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_GDIMTFTOOLS_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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