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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_SW_INC_ANCHOREDDRAWOBJECT_HXX
#define INCLUDED_SW_INC_ANCHOREDDRAWOBJECT_HXX
#include <anchoredobject.hxx>
class Rectangle;
/** class for the positioning of drawing objects
@author OD
*/
class SW_DLLPUBLIC SwAnchoredDrawObject : public SwAnchoredObject
{
private:
// boolean, indicating that the object position has been invalidated
// and that a positioning has to be performed.
bool mbValidPos;
// rectangle, keeping the last object rectangle after the positioning
Rectangle* mpLastObjRect;
// boolean, indicating that anchored drawing object hasn't been attached
// to a anchor frame yet. Once, it is attached to a anchor frame the
// boolean changes its state.
bool mbNotYetAttachedToAnchorFrame;
// boolean, indicating that anchored
// drawing object hasn't been positioned yet. Once, it's positioned the
// boolean changes its state.
bool mbNotYetPositioned;
// boolean, indicating that after change of layout direction the
// anchored drawing object has to be captured on the page, if it exceeds
// the left or right page margin.
// Needed for compatibility option <DoNotCaptureDrawObjsOnPage>
bool mbCaptureAfterLayoutDirChange;
/** method for the intrinsic positioning of a at-paragraph|at-character
anchored drawing object
helper method for method <MakeObjPos>
@author OD
*/
void _MakeObjPosAnchoredAtPara();
/** method for the intrinsic positioning of a at-page|at-frame anchored
drawing object
helper method for method <MakeObjPos>
@author OD
*/
void _MakeObjPosAnchoredAtLayout();
/** method to set positioning attributes (not for as-character anchored)
During load the positioning attributes aren't set.
Thus, the positioning attributes are set by the current object geometry.
This method is also used for the conversion for drawing objects
(not anchored as-character) imported from OpenOffice.org file format
once and directly before the first positioning.
@author OD
*/
void _SetPositioningAttr();
/** method to set internal anchor position of <SdrObject> instance
of the drawing object
For drawing objects the internal anchor position of the <SdrObject>
instance has to be set.
Note: This adjustment is not be done for as-character anchored
drawing object - the positioning code takes care of this.
#i31698# - API for drawing objects in Writer has
been adjusted. Thus, this method will only set the internal anchor
position of the <SdrObject> instance to the anchor position given
by its anchor frame.
@author OD
*/
void _SetDrawObjAnchor();
/** method to invalidate the given page frame
@author OD
*/
void _InvalidatePage( SwPageFrm* _pPageFrm );
protected:
virtual void ObjectAttachedToAnchorFrame() SAL_OVERRIDE;
/** method to assure that anchored object is registered at the correct
page frame
@author OD
*/
virtual void RegisterAtCorrectPage() SAL_OVERRIDE;
virtual bool _SetObjTop( const SwTwips _nTop) SAL_OVERRIDE;
virtual bool _SetObjLeft( const SwTwips _nLeft) SAL_OVERRIDE;
virtual const SwRect GetObjBoundRect() const SAL_OVERRIDE;
public:
TYPEINFO_OVERRIDE();
SwAnchoredDrawObject();
virtual ~SwAnchoredDrawObject();
// declaration of pure virtual methods of base class <SwAnchoredObject>
virtual void MakeObjPos() SAL_OVERRIDE;
virtual void InvalidateObjPos() SAL_OVERRIDE;
inline bool IsValidPos() const
{
return mbValidPos;
}
// accessors to the format
virtual SwFrameFormat& GetFrameFormat() SAL_OVERRIDE;
virtual const SwFrameFormat& GetFrameFormat() const SAL_OVERRIDE;
// accessors to the object area and its position
virtual const SwRect GetObjRect() const SAL_OVERRIDE;
// Return value can be NULL.
const Rectangle* GetLastObjRect() const { return mpLastObjRect;}
void SetLastObjRect( const Rectangle& _rNewObjRect );
/** adjust positioning and alignment attributes for new anchor frame
Set horizontal and vertical position/alignment to manual position
relative to anchor frame area using the anchor position of the
new anchor frame and the current absolute drawing object position.
Note: For correct Undo/Redo method should only be called inside a
Undo-/Redo-action.
@author OD
@param <_pNewAnchorFrm>
input parameter - new anchor frame for the anchored object.
@param <_pNewObjRect>
optional input parameter - proposed new object rectangle. If not
provided the current object rectangle is taken.
*/
void AdjustPositioningAttr( const SwFrm* _pNewAnchorFrm,
const SwRect* _pNewObjRect = 0L );
/** method to notify background of drawing object
@author OD
*/
virtual void NotifyBackground( SwPageFrm* _pPageFrm,
const SwRect& _rRect,
PrepareHint _eHint ) SAL_OVERRIDE;
inline bool NotYetPositioned() const
{
return mbNotYetPositioned;
}
// change of layout direction needs to be tracked
// for setting <mbCaptureAfterLayoutDirChange>.
virtual void UpdateLayoutDir() SAL_OVERRIDE;
bool IsOutsidePage() const;
// new Loop control
void ValidateThis() { mbValidPos = true; }
/** The element name to show in the XML dump.
*/
virtual const char* getElementName( ) const SAL_OVERRIDE { return "SwAnchoredDrawObject"; }
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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