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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_SOURCE_CORE_TEXT_PORRST_HXX
#define INCLUDED_SW_SOURCE_CORE_TEXT_PORRST_HXX
#include "porlay.hxx"
#include "porexp.hxx"
#define LINE_BREAK_WIDTH 150
#define SPECIAL_FONT_HEIGHT 200
class SwTextFormatInfo;
class SwTmpEndPortion : public SwLinePortion
{
public:
explicit SwTmpEndPortion( const SwLinePortion &rPortion );
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
OUTPUT_OPERATOR_OVERRIDE
};
class SwBreakPortion : public SwLinePortion
{
public:
explicit SwBreakPortion( const SwLinePortion &rPortion );
// Returns 0 if we have no usable data
virtual SwLinePortion *Compress() override;
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
virtual bool Format( SwTextFormatInfo &rInf ) override;
virtual sal_uInt16 GetViewWidth( const SwTextSizeInfo &rInf ) const override;
virtual sal_Int32 GetCursorOfst( const sal_uInt16 nOfst ) const override;
// Accessibility: pass information about this portion to the PortionHandler
virtual void HandlePortion( SwPortionHandler& rPH ) const override;
OUTPUT_OPERATOR_OVERRIDE
};
class SwKernPortion : public SwLinePortion
{
short nKern;
bool bBackground;
bool bGridKern;
public:
// This constructor automatically appends the portion to rPortion
// bBG indicates, that the background of the kerning portion has to
// be painted, e.g., if the portion if positioned between to fields.
// bGridKern indicates, that the kerning portion is used to provide
// additional space in grid mode.
SwKernPortion( SwLinePortion &rPortion, short nKrn,
bool bBG = false, bool bGridKern = false );
// This constructor only sets the height and ascent to the values
// of rPortion. It is only used for kerning portions for grid mode
explicit SwKernPortion( const SwLinePortion &rPortion );
virtual void FormatEOL( SwTextFormatInfo &rInf ) override;
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
OUTPUT_OPERATOR_OVERRIDE
};
class SwArrowPortion : public SwLinePortion
{
Point aPos;
bool bLeft;
public:
explicit SwArrowPortion( const SwLinePortion &rPortion );
explicit SwArrowPortion( const SwTextPaintInfo &rInf );
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
virtual SwLinePortion *Compress() override;
bool IsLeft() const { return bLeft; }
const Point& GetPos() const { return aPos; }
OUTPUT_OPERATOR_OVERRIDE
};
// The characters which are forbidden at the start of a line like the dot and
// other punctuation marks are allowed to display in the margin of the page
// by a user option.
// The SwHangingPortion is the corresponding textportion to do that.
class SwHangingPortion : public SwTextPortion
{
sal_uInt16 nInnerWidth;
public:
explicit SwHangingPortion( SwPosSize aSize ) : nInnerWidth( aSize.Width() )
{ SetWhichPor( POR_HNG ); SetLen( 1 ); Height( aSize.Height() ); }
sal_uInt16 GetInnerWidth() const { return nInnerWidth; }
};
// Used to hide text
class SwHiddenTextPortion : public SwLinePortion
{
public:
explicit SwHiddenTextPortion( sal_Int32 nLen )
{ SetWhichPor( POR_HIDDEN_TXT ); SetLen( nLen ); }
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
virtual bool Format( SwTextFormatInfo &rInf ) override;
};
class SwControlCharPortion : public SwLinePortion
{
private:
mutable sal_uInt16 mnViewWidth; // used to cache a calculated value
mutable sal_uInt16 mnHalfCharWidth; // used to cache a calculated value
sal_Unicode mcChar;
public:
explicit SwControlCharPortion( sal_Unicode cChar )
: mnViewWidth( 0 ), mnHalfCharWidth( 0 ), mcChar( cChar )
{
SetWhichPor( POR_CONTROLCHAR ); SetLen( 1 );
}
virtual void Paint( const SwTextPaintInfo &rInf ) const override;
virtual bool Format( SwTextFormatInfo &rInf ) override;
virtual sal_uInt16 GetViewWidth( const SwTextSizeInfo& rInf ) const override;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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