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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef INCLUDED_SLIDESHOW_GDIMTFTOOLS_HXX
#define INCLUDED_SLIDESHOW_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 <boost/shared_ptr.hpp>
#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,
/// annotate text actions with verbose comments,
/// denoting logical and physical text entities.
MTF_LOAD_VERBOSE_COMMENTS = 1,
/// the source of the metafile might be a foreign
/// application. The metafile is checked against unsupported
/// content, and, if necessary, returned as a pre-rendererd
/// 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).
@param o_rMtf
Metafile to extract shape content into
*/
bool getMetaFile( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >& xSource,
const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& xContainingPage,
GDIMetaFile& o_rMtf,
int mtfLoadFlags,
const ::com::sun::star::uno::Reference<
::com::sun::star::uno::XComponentContext >& rxContext );
/** Remove all text actions from the given metafile.
*/
void removeTextActions( GDIMetaFile& io_rMtf );
/** 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 o_eCycleMode
Repeat mode (normal, or ping-pong mode)
@param rGraphic
Input graphic object, to extract animations from
*/
bool getAnimationFromGraphic( VectorOfMtfAnimationFrames& o_rFrames,
::std::size_t& o_rLoopCount,
CycleMode& o_eCycleMode,
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_GDIMTFTOOLS_HXX */
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