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181 lines
6.7 KiB
181 lines
6.7 KiB
/* This file is part of the KDE project
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Copyright (C) 2001 David Faure <faure@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef koparaglayout_h
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#define koparaglayout_h
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#include <KoRuler.h> // for KoTabulatorList
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#include <tqdom.h>
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#include "KoBorder.h"
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#include <koffice_export.h>
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class KoSavingContext;
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class KoGenStyle;
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class KoParagCounter;
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class KoParagStyle;
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class KoOasisContext;
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class TQColor;
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/**
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* This class holds the paragraph-specific formatting information
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* It's separated from KoTextParag so that it can be copied in
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* the undo/redo history, and in KoParagStyle.
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*/
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class KOTEXT_EXPORT KoParagLayout
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{
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public:
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KoParagLayout();
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KoParagLayout( const KoParagLayout &layout ) { operator=( layout ); }
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~KoParagLayout();
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/** This enum is used to mark parts of a KoParagLayout as changed
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* (i.e. when changing them in the dialog/stylist) */
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enum { Alignment = 1,
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BulletNumber = 2, // TODO: we can use Counter now :)
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Margins = 4,
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LineSpacing = 8,
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Borders = 16,
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Tabulator = 32,
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PageBreaking = 64,
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BackgroundColor = 128,
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/* Style is maybe missing */
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All = Alignment | BulletNumber | Margins | LineSpacing |
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Borders | Tabulator | PageBreaking | BackgroundColor
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} Flags;
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/** Page breaking flags */
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enum {
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BreakBetweenLines = 0, // default
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KeepLinesTogether = 1,
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HardFrameBreakBefore = 2, // incompatible with KeepWithPrevious
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HardFrameBreakAfter = 4, // incompatible with KeepWithNext
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KeepWithPrevious = 8, // incompatible with HardFrameBreakBefore
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KeepWithNext = 16 // incompatible with HardFrameBreakAfter
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};
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// This class is used as a struct, which explains the public vars :)
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/** left, right, top, bottom, firstLineSpacing - in pt */
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double margins[5];
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/**
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* Line spacing values
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* Assuming h is the height of the biggest char in the line,
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* and v is the linespacing value, the total line height is:
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*
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* Single: h
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* 1.5/2/multiple: v*h
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* Custom (aka "line distance"): h + v
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* At least: >= v
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* Fixed: v
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*/
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enum SpacingType { LS_SINGLE = 0, LS_ONEANDHALF = -1, LS_DOUBLE = -2,
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LS_CUSTOM = -3, LS_AT_LEAST = -4, LS_MULTIPLE = -5, LS_FIXED = -6 };
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SpacingType lineSpacingType;
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double lineSpacingValue() const { return lineSpacing;}
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void setLineSpacingValue(double _value) { lineSpacing = _value;}
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static TQString* shadowCssCompat; // used for compat with koffice-1.2 when loading
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bool joinBorder:1;
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bool unused:7; // for future use
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char pageBreaking; // Page breaking flags
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char direction; // TQChar::Direction
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/// Alignment flag (AlignAuto/AlignLeft/AlignRight/AlignJustify)
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char alignment; // TQt::AlignmentFlags
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KoBorder leftBorder, rightBorder, topBorder, bottomBorder;
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/// The background color of the paragraph
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/**
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* The background color is used for text that has no background color set,
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* and for parts of the paragraph that are not covered by text.
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* In theory anyway: the background colour isn't used in rendering text
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* yet, but it's nice to preserve the value.
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*/
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TQColor backgroundColor;
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/** can be 0 if no counter set */
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KoParagCounter* counter;
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KoParagStyle* style;
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bool hasBorder() const { return topBorder.penWidth() > 0
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|| bottomBorder.penWidth() > 0
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|| leftBorder.penWidth() > 0
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|| rightBorder.penWidth() > 0; }
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void setTabList( const KoTabulatorList & tabList ) { m_tabList = tabList; }
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const KoTabulatorList& tabList() const { return m_tabList; }
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//! Assignment operator for KoParagLayout
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/** Copy a paragraph layout.
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*
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* If you're modifying this, you might also need to modify
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* KoTextParag::setParagLayout
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*/
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void operator=( const KoParagLayout & );
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/** Return a set of flags showing the differences between this and 'layout' */
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int compare( const KoParagLayout & layout ) const;
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/** Save this parag layout to XML.
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* This format is used by KWord for paragraphs, and by KPresenter+KWord for styles.
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*/
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void saveParagLayout( TQDomElement & parentElem, int alignment ) const;
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/** Load this parag layout from XML.
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* This format is used by KWord for paragraphs, and by KPresenter+KWord for styles.
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*/
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static void loadParagLayout( KoParagLayout& layout, const TQDomElement& parentElem, int docVersion = 2 );
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/// Load this parag layout from Oasis XML
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static void loadOasisParagLayout( KoParagLayout& layout, KoOasisContext& context );
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/// Save this parag layout to Oasis XML
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/// @param savingStyle true if this is saved as part of a user style,
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/// false when saving a paragraph
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/// @param gs the style where all the properties will be saved to
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/// @param context the current context
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void saveOasis( KoGenStyle& gs, KoSavingContext& context, bool savingStyle ) const;
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/// Convert an alignment string into an alignment flag (load)
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static TQt::AlignmentFlags loadOasisAlignment( const TQCString& str );
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/// Convert an alignment flag into an alignment string (save)
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static TQCString saveOasisAlignment( TQt::AlignmentFlags alignment );
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private:
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static int getAttribute(const TQDomElement &element, const char *attributeName, int defaultValue) {
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TQString value = element.attribute( attributeName );
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return value.isNull() ? defaultValue : value.toInt();
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}
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static double getAttribute(const TQDomElement &element, const char *attributeName, double defaultValue) {
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TQString value = element.attribute( attributeName );
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return value.isNull() ? defaultValue : value.toDouble();
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}
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private:
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KoTabulatorList m_tabList;
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double lineSpacing;
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class Private;
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Private *d;
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/** Common setup. */
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void initialise();
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};
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#endif
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