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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /slideshow/source/engine/shapes/gdimtftools.hxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream/1%7.0.4.tar.xz libreoffice-upstream/1%7.0.4.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'slideshow/source/engine/shapes/gdimtftools.hxx')
-rw-r--r-- | slideshow/source/engine/shapes/gdimtftools.hxx | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/slideshow/source/engine/shapes/gdimtftools.hxx b/slideshow/source/engine/shapes/gdimtftools.hxx new file mode 100644 index 000000000..d63a60f7a --- /dev/null +++ b/slideshow/source/engine/shapes/gdimtftools.hxx @@ -0,0 +1,132 @@ +/* -*- 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: */ |