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Diffstat (limited to 'slideshow/source/engine/shapes/gdimtftools.hxx')
| -rw-r--r-- | slideshow/source/engine/shapes/gdimtftools.hxx | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/slideshow/source/engine/shapes/gdimtftools.hxx b/slideshow/source/engine/shapes/gdimtftools.hxx new file mode 100644 index 000000000000..0e34cce9a62f --- /dev/null +++ b/slideshow/source/engine/shapes/gdimtftools.hxx @@ -0,0 +1,155 @@ +/************************************************************************* + * + * 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 */ |