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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /slideshow/source/engine/shapes/drawshape.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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_DRAWSHAPE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_DRAWSHAPE_HXX
+
+#include <osl/diagnose.hxx>
+#include <com/sun/star/drawing/XShape.hpp>
+
+#include <attributableshape.hxx>
+#include <doctreenodesupplier.hxx>
+#include "drawshapesubsetting.hxx"
+#include "gdimtftools.hxx"
+#include "viewshape.hxx"
+#include <hyperlinkarea.hxx>
+
+#include <optional>
+#include <vector>
+
+class Graphic;
+
+namespace slideshow::internal
+ {
+ class Activity;
+ struct SlideShowContext;
+ class DrawShapeSubsetting;
+ class DrawShape;
+ typedef ::std::shared_ptr< DrawShape > DrawShapeSharedPtr;
+
+ /** This class is the representation of a draw document's
+ XShape, and implements the Shape, AnimatableShape, and
+ AttributableShape interfaces.
+
+ @attention this class is to be treated 'final', i.e. one
+ should not derive from it.
+ */
+ class DrawShape : public AttributableShape,
+ public DocTreeNodeSupplier,
+ public HyperlinkArea,
+ public ::osl::DebugBase<DrawShape>
+ {
+ public:
+ /** Create a shape for the given XShape
+
+ @param xShape
+ The XShape to represent.
+
+ @param xContainingPage
+ The page that contains this shape. Needed for proper
+ import (currently, the UnoGraphicExporter needs this
+ information).
+
+ @param nPrio
+ Externally-determined shape priority (used e.g. for
+ paint ordering). This number _must be_ unique!
+
+ @param bForeignSource
+ When true, the source of the shape metafile might be a
+ foreign application. The metafile is checked against
+ unsupported content, and, if necessary, returned as a
+ pre-rendered bitmap.
+ */
+ static DrawShapeSharedPtr create(
+ const css::uno::Reference< css::drawing::XShape >& xShape,
+ const css::uno::Reference< css::drawing::XDrawPage >& xContainingPage,
+ double nPrio,
+ bool bForeignSource,
+ const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
+
+ /** Create a shape for the given XShape and graphic content
+
+ @param xShape
+ The XShape to represent.
+
+ @param xContainingPage
+ The page that contains this shape. Needed for proper
+ import (currently, the UnoGraphicExporter needs this
+ information).
+
+ @param nPrio
+ Externally-determined shape priority (used e.g. for
+ paint ordering). This number _must be_ unique!
+
+ @param rGraphic
+ Graphic to display in the shape's bound rect. If this
+ Graphic contains animatable content, the created
+ DrawShape will register itself for intrinsic animation
+ events.
+ */
+ static DrawShapeSharedPtr create(
+ const css::uno::Reference< css::drawing::XShape >& xShape,
+ const css::uno::Reference< css::drawing::XDrawPage >& xContainingPage,
+ double nPrio,
+ const Graphic& rGraphic,
+ const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
+
+ virtual css::uno::Reference< css::drawing::XShape > getXShape() const override;
+
+ virtual ~DrawShape() override;
+
+
+ // View layer methods
+
+
+ virtual void addViewLayer( const ViewLayerSharedPtr& rNewLayer,
+ bool bRedrawLayer ) override;
+ virtual bool removeViewLayer( const ViewLayerSharedPtr& rNewLayer ) override;
+ virtual void clearAllViewLayers() override;
+
+ // attribute methods
+
+
+ virtual ShapeAttributeLayerSharedPtr createAttributeLayer() override;
+ virtual bool revokeAttributeLayer( const ShapeAttributeLayerSharedPtr& rLayer ) override;
+ virtual ShapeAttributeLayerSharedPtr getTopmostAttributeLayer() const override;
+ virtual void setVisibility( bool bVisible ) override;
+ virtual ::basegfx::B2DRectangle getBounds() const override;
+ virtual ::basegfx::B2DRectangle getDomBounds() const override;
+ virtual ::basegfx::B2DRectangle getUpdateArea() const override;
+ virtual bool isVisible() const override;
+ virtual double getPriority() const override;
+
+
+ // animation methods
+
+
+ virtual void enterAnimationMode() override;
+ virtual void leaveAnimationMode() override;
+ virtual bool isBackgroundDetached() const override;
+
+ // render methods
+
+
+ virtual bool update() const override;
+ virtual bool render() const override;
+ virtual bool isContentChanged() const override;
+
+ // Sub item specialities
+
+
+ virtual const DocTreeNodeSupplier& getTreeNodeSupplier() const override;
+ virtual DocTreeNodeSupplier& getTreeNodeSupplier() override;
+
+ virtual DocTreeNode getSubsetNode() const override;
+ virtual AttributableShapeSharedPtr getSubset( const DocTreeNode& rTreeNode ) const override;
+ virtual bool createSubset( AttributableShapeSharedPtr& o_rSubset,
+ const DocTreeNode& rTreeNode ) override;
+ virtual bool revokeSubset( const AttributableShapeSharedPtr& rShape ) override;
+
+
+ // DocTreeNodeSupplier methods
+
+
+ virtual sal_Int32 getNumberOfTreeNodes ( DocTreeNode::NodeType eNodeType ) const override; // throw ShapeLoadFailedException;
+ virtual DocTreeNode getTreeNode ( sal_Int32 nNodeIndex,
+ DocTreeNode::NodeType eNodeType ) const override; // throw ShapeLoadFailedException;
+ virtual sal_Int32 getNumberOfSubsetTreeNodes ( const DocTreeNode& rParentNode,
+ DocTreeNode::NodeType eNodeType ) const override; // throw ShapeLoadFailedException;
+ virtual DocTreeNode getSubsetTreeNode ( const DocTreeNode& rParentNode,
+ sal_Int32 nNodeIndex,
+ DocTreeNode::NodeType eNodeType ) const override; // throw ShapeLoadFailedException;
+
+ // HyperlinkArea methods
+
+
+ virtual HyperlinkRegions getHyperlinkRegions() const override;
+ virtual double getHyperlinkPriority() const override;
+
+
+ // intrinsic animation methods
+
+
+ /** Display next frame of an intrinsic animation.
+
+ Used by IntrinsicAnimationActivity, to show the next
+ animation frame.
+ */
+ void setIntrinsicAnimationFrame( ::std::size_t nCurrFrame );
+
+ /** forces the drawshape to load and return a specially
+ crafted metafile, usable to display drawing layer text
+ animations.
+ */
+ GDIMetaFileSharedPtr const & forceScrollTextMetaFile();
+
+ private:
+ /** Create a shape for the given XShape
+
+ @param xShape
+ The XShape to represent.
+
+ @param xContainingPage
+ The page that contains this shape. Needed for proper
+ import (currently, the UnoGraphicExporter needs this
+ information).
+
+ @param nPrio
+ Externally-determined shape priority (used e.g. for
+ paint ordering). This number _must be_ unique!
+
+ @param bForeignSource
+ When true, the source of the shape metafile might be a
+ foreign application. The metafile is checked against
+ unsupported content, and, if necessary, returned as a
+ pre-rendered bitmap.
+ */
+ DrawShape( const css::uno::Reference<
+ css::drawing::XShape >& xShape,
+ const css::uno::Reference<
+ css::drawing::XDrawPage >& xContainingPage,
+ double nPrio,
+ bool bForeignSource,
+ const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
+
+ /** Create a shape for the given XShape and graphic content
+
+ @param xShape
+ The XShape to represent.
+
+ @param xContainingPage
+ The page that contains this shape. Needed for proper
+ import (currently, the UnoGraphicExporter needs this
+ information).
+
+ @param nPrio
+ Externally-determined shape priority (used e.g. for
+ paint ordering). This number _must be_ unique!
+
+ @param rGraphic
+ Graphic to display in the shape's bound rect. If this
+ Graphic contains animatable content, the created
+ DrawShape will register itself for intrinsic animation
+ events.
+ */
+ DrawShape( const css::uno::Reference< css::drawing::XShape >& xShape,
+ const css::uno::Reference< css::drawing::XDrawPage >& xContainingPage,
+ double nPrio,
+ const Graphic& rGraphic,
+ const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
+
+ /** Private copy constructor
+
+ Used to create subsetted shapes
+ */
+ DrawShape( const DrawShape&, const DocTreeNode& rTreeNode, double nPrio );
+
+ UpdateFlags getUpdateFlags() const;
+ bool implRender( UpdateFlags nUpdateFlags ) const;
+ void updateStateIds() const;
+
+ ViewShape::RenderArgs getViewRenderArgs() const;
+ ::basegfx::B2DRectangle getActualUnitShapeBounds() const;
+
+ bool hasIntrinsicAnimation() const;
+ bool hasHyperlinks() const;
+ void prepareHyperlinkIndices() const;
+
+ /// The associated XShape
+ css::uno::Reference< css::drawing::XShape > mxShape;
+ css::uno::Reference< css::drawing::XDrawPage > mxPage;
+
+ /** A vector of metafiles actually representing the Shape.
+
+ If this shape is not animated, only a single entry is
+ available.
+ */
+ mutable VectorOfMtfAnimationFrames maAnimationFrames;
+ ::std::size_t mnCurrFrame;
+
+ /// Metafile of currently active frame (static for shapes w/o intrinsic animation)
+ mutable GDIMetaFileSharedPtr mpCurrMtf;
+
+ /// loadflags of current meta file
+ mutable int mnCurrMtfLoadFlags;
+
+ /// Contains the current shape bounds, in unit rect space
+ mutable ::std::optional<basegfx::B2DRectangle> maCurrentShapeUnitBounds;
+
+ // The attributes of this Shape
+ const double mnPriority;
+ ::basegfx::B2DRectangle maBounds; // always needed for rendering.
+ // for subset shapes, this member
+ // might change when views are
+ // added, as minimal bounds are
+ // calculated
+
+ // Pointer to modifiable shape attributes
+ ShapeAttributeLayerSharedPtr mpAttributeLayer; // only created lazily
+
+ // held here, to signal our destruction
+ std::weak_ptr<Activity> mpIntrinsicAnimationActivity;
+
+ // The attribute states, to detect attribute changes,
+ // without buffering and querying each single attribute
+ mutable State::StateId mnAttributeTransformationState;
+ mutable State::StateId mnAttributeClipState;
+ mutable State::StateId mnAttributeAlphaState;
+ mutable State::StateId mnAttributePositionState;
+ mutable State::StateId mnAttributeContentState;
+ mutable State::StateId mnAttributeVisibilityState;
+
+ /// the list of active view shapes (one for each registered view layer)
+ typedef ::std::vector< ViewShapeSharedPtr > ViewShapeVector;
+ ViewShapeVector maViewShapes;
+
+ css::uno::Reference< css::uno::XComponentContext> mxComponentContext;
+
+ /// hyperlink support
+ typedef ::std::pair<sal_Int32 /* mtf start */,
+ sal_Int32 /* mtf end */> HyperlinkIndexPair;
+ typedef ::std::vector<HyperlinkIndexPair> HyperlinkIndexPairVector;
+ mutable HyperlinkIndexPairVector maHyperlinkIndices;
+ mutable HyperlinkRegions maHyperlinkRegions;
+
+ /// Delegated subset handling
+ mutable DrawShapeSubsetting maSubsetting;
+
+ /// Whether this shape is currently in animation mode (value != 0)
+ int mnIsAnimatedCount;
+
+ /// Number of times the bitmap animation shall loop
+ sal_uInt32 mnAnimationLoopCount;
+
+ /// Whether shape is visible (without attribute layers)
+ bool mbIsVisible;
+
+ /// Whether redraw is necessary, regardless of state ids
+ mutable bool mbForceUpdate;
+
+ /// Whether attribute layer was revoked (making a redraw necessary)
+ mutable bool mbAttributeLayerRevoked;
+
+ /// whether a drawing layer animation has to be performed
+ bool mbDrawingLayerAnim;
+
+ /// tdf#150402 wether mpCurrMtf contains any Text with a PageField ("FIELD_SEQ_BEGIN;PageField")
+ mutable bool mbContainsPageField;
+ };
+
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_DRAWSHAPE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */