| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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 */ |