/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
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* 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_EDITENG_UNOEDHLP_HXX
#define INCLUDED_EDITENG_UNOEDHLP_HXX
#include <memory>
#include <vcl/textdata.hxx>
#include <svl/hint.hxx>
#include <tools/gen.hxx>
#include <editeng/editengdllapi.h>
struct EENotify;
class EditEngine;
/** Extends TextHint by two additional parameters which are necessary
for the SfxHintId : : EditSourceParasMoved hint . TextHint ' s value in this
case denotes the destination position , the two parameters the
start and the end of the moved paragraph range .
*/
class SAL_DLLPUBLIC_RTTI SvxEditSourceHint : public TextHint
{
private :
sal_Int32 mnStart;
sal_Int32 mnEnd;
public :
SvxEditSourceHint( SfxHintId nId );
SvxEditSourceHint( SfxHintId nId, sal_Int32 nValue, sal_Int32 nStart, sal_Int32 nEnd );
using TextHint::GetValue;
sal_Int32 GetStartValue() const { return mnStart;}
sal_Int32 GetEndValue() const { return mnEnd;}
};
class SvxEditSourceHintEndPara final : public SvxEditSourceHint
{
public :
SvxEditSourceHintEndPara() : SvxEditSourceHint(SfxHintId::EditSourceSelectionChanged) {}
};
/** Helper class for common functionality in edit sources
*/
class EDITENG_DLLPUBLIC SvxEditSourceHelper
{
public :
/** Translates EditEngine notifications into broadcastable hints
@ param aNotify
Notification object sent by the EditEngine .
@ return the translated hint
*/
static ::std::unique_ptr<SfxHint> EENotification2Hint( EENotify const * aNotify );
/** Calculate attribute run for EditEngines
Please note that the range returned is half - open : [ nStartIndex , nEndIndex )
@ param nStartIndex
Herein , the start index of the range of similar attributes is returned
@ param nEndIndex
Herein , the end index ( exclusive ) of the range of similar attributes is returned
@ param rEE
The EditEngine to query for attributes
@ param nPara
The paragraph the following index value is to be interpreted in
@ param nIndex
The character index from which the range of similar attributed characters is requested
*/
static void GetAttributeRun( sal_Int32& nStartIndex, sal_Int32& nEndIndex, const EditEngine& rEE, sal_Int32 nPara, sal_Int32 nIndex, bool bInCell = false );
/** Convert point from edit engine to user coordinate space
As the edit engine internally keeps vertical text unrotated ,
all internal edit engine methods return their stuff unrotated ,
too . This method rotates and shifts given point appropriately ,
if vertical writing is on .
@ param rPoint
Point to transform
@ param rEESize
Paper size of the edit engine
@ param bIsVertical
Whether output text is vertical or not
@ return the possibly transformed point
*/
static Point EEToUserSpace( const Point& rPoint, const Size& rEESize, bool bIsVertical );
/** Convert point from user to edit engine coordinate space
As the edit engine internally keeps vertical text unrotated ,
all internal edit engine methods return their stuff unrotated ,
too . This method rotates and shifts given point appropriately ,
if vertical writing is on .
@ param rPoint
Point to transform
@ param rEESize
Paper size of the edit engine
@ param bIsVertical
Whether output text is vertical or not
@ return the possibly transformed point
*/
static Point UserSpaceToEE( const Point& rPoint, const Size& rEESize, bool bIsVertical );
/** Convert rect from edit engine to user coordinate space
As the edit engine internally keeps vertical text unrotated ,
all internal edit engine methods return their stuff unrotated ,
too . This method rotates and shifts given rect appropriately ,
if vertical writing is on .
@ param rRect
Rectangle to transform
@ param rEESize
Paper size of the edit engine
@ param bIsVertical
Whether output text is vertical or not
@ return the possibly transformed rect
*/
static tools::Rectangle EEToUserSpace( const tools::Rectangle& rRect, const Size& rEESize, bool bIsVertical );
};
#endif
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