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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_DRAWSHAPE_HXX
#define INCLUDED_SLIDESHOW_DRAWSHAPE_HXX
#include <osl/diagnose.hxx>
#include <com/sun/star/drawing/XShape.hpp>
#include "attributableshape.hxx"
#include "doctreenodesupplier.hxx"
#include "gdimtftools.hxx"
#include "viewshape.hxx"
#include "hyperlinkarea.hxx"
#include <boost/optional.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <set>
#include <vector>
class Graphic;
namespace slideshow
{
namespace internal
{
class Activity;
struct SlideShowContext;
class DrawShapeSubsetting;
class DrawShape;
typedef ::boost::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-rendererd bitmap.
*/
static DrawShapeSharedPtr create(
const ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape >& xShape,
const ::com::sun::star::uno::Reference<
::com::sun::star::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 ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape >& xShape,
const ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XDrawPage >& xContainingPage,
double nPrio,
const Graphic& rGraphic,
const SlideShowContext& rContext ); // throw ShapeLoadFailedException;
virtual ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape > getXShape() const;
virtual ~DrawShape();
// View layer methods
virtual void addViewLayer( const ViewLayerSharedPtr& rNewLayer,
bool bRedrawLayer );
virtual bool removeViewLayer( const ViewLayerSharedPtr& rNewLayer );
virtual bool clearAllViewLayers();
// attribute methods
virtual ShapeAttributeLayerSharedPtr createAttributeLayer();
virtual bool revokeAttributeLayer( const ShapeAttributeLayerSharedPtr& rLayer );
virtual ShapeAttributeLayerSharedPtr getTopmostAttributeLayer() const;
virtual void setVisibility( bool bVisible );
virtual ::basegfx::B2DRectangle getBounds() const;
virtual ::basegfx::B2DRectangle getDomBounds() const;
virtual ::basegfx::B2DRectangle getUpdateArea() const;
virtual bool isVisible() const;
virtual double getPriority() const;
// animation methods
virtual void enterAnimationMode();
virtual void leaveAnimationMode();
virtual bool isBackgroundDetached() const;
// render methods
virtual bool update() const;
virtual bool render() const;
virtual bool isContentChanged() const;
// Sub item specialities
virtual const DocTreeNodeSupplier& getTreeNodeSupplier() const;
virtual DocTreeNodeSupplier& getTreeNodeSupplier();
virtual DocTreeNode getSubsetNode() const;
virtual AttributableShapeSharedPtr getSubset( const DocTreeNode& rTreeNode ) const;
virtual bool createSubset( AttributableShapeSharedPtr& o_rSubset,
const DocTreeNode& rTreeNode );
virtual bool revokeSubset( const AttributableShapeSharedPtr& rShape );
// DocTreeNodeSupplier methods
virtual sal_Int32 getNumberOfTreeNodes ( DocTreeNode::NodeType eNodeType ) const; // throw ShapeLoadFailedException;
virtual DocTreeNode getTreeNode ( sal_Int32 nNodeIndex,
DocTreeNode::NodeType eNodeType ) const; // throw ShapeLoadFailedException;
virtual sal_Int32 getNumberOfSubsetTreeNodes ( const DocTreeNode& rParentNode,
DocTreeNode::NodeType eNodeType ) const; // throw ShapeLoadFailedException;
virtual DocTreeNode getSubsetTreeNode ( const DocTreeNode& rParentNode,
sal_Int32 nNodeIndex,
DocTreeNode::NodeType eNodeType ) const; // throw ShapeLoadFailedException;
// HyperlinkArea methods
virtual HyperlinkRegions getHyperlinkRegions() const;
virtual double getHyperlinkPriority() const;
// intrinsic animation methods
/** Display next frame of an intrinsic animation.
Used by IntrinsicAnimationActivity, to show the next
animation frame.
*/
bool setIntrinsicAnimationFrame( ::std::size_t nCurrFrame );
/** forces the drawshape to load and return a specially
crafted metafile, usable to display drawing layer text
animations.
*/
GDIMetaFileSharedPtr 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-rendererd bitmap.
*/
DrawShape( const ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape >& xShape,
const ::com::sun::star::uno::Reference<
::com::sun::star::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 ::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape >& xShape,
const ::com::sun::star::uno::Reference<
::com::sun::star::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 );
int getUpdateFlags() const;
bool implRender( int 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
::com::sun::star::uno::Reference<
::com::sun::star::drawing::XShape > mxShape;
::com::sun::star::uno::Reference<
::com::sun::star::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 ::boost::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
boost::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;
::com::sun::star::uno::Reference<
::com::sun::star::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
::std::size_t mnAnimationLoopCount;
/// Cycle mode for bitmap animation
CycleMode meCycleMode;
/// 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;
};
}
}
#endif /* INCLUDED_SLIDESHOW_DRAWSHAPE_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
