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Diffstat (limited to 'tqtinterface/qt4/src/kernel/tqtextlayout_p.h')
| -rw-r--r-- | tqtinterface/qt4/src/kernel/tqtextlayout_p.h | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/tqtinterface/qt4/src/kernel/tqtextlayout_p.h b/tqtinterface/qt4/src/kernel/tqtextlayout_p.h deleted file mode 100644 index f857011..0000000 --- a/tqtinterface/qt4/src/kernel/tqtextlayout_p.h +++ /dev/null @@ -1,300 +0,0 @@ -/**************************************************************************** -** -** ??? -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the kernel module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at sales@trolltech.com. -** -** Licensees holding valid TQt Commercial licenses may use this file in -** accordance with the TQt Commercial License Agreement provided with -** the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#ifndef TQTEXTLAYOUT_P_H -#define TQTEXTLAYOUT_P_H - -#include "tqtglobaldefines.h" - -#ifndef TQT_H -#include "tqstring.h" -#include "tqnamespace.h" -#include "tqrect.h" -#endif // TQT_H - -#ifdef USE_QT4 - -#include "tqfont.h" -#include <Qt/qpaintengine.h> -#include <Qt/qtextlayout.h> - -#endif // USE_QT4 - -class TQTextEngine; -class TQFont; - -// [FIXME] -// Due to the absence of a font engine, we MUST inherit something from Qt4, as we therefore cannot directly implement the old QTextItem class! -// [FIXME] - -#ifdef USE_QT4 - -#define BetweenCharacters CursorBetweenCharacters -#define OnCharacters CursorOnCharacter - -class TQ_EXPORT TQTextItem : public QTextLine, virtual public TQt -{ -public: - TQTextItem() : QTextLine() {} - - bool isRightToLeft() const; - bool isObject() const; - bool isSpace() const; - bool isTab() const; - - int from() const; - int length() const; - - inline TQRect tqrect() const { return TQRect(rect().left(), rect().top(), rect().width(), rect().height()); } - -private: - TQTextItem(int line, QTextEngine *e); - QTextEngine* tqt_textEngine() const; - TQString tqt_textString() const; - void tqt_tqdrawTextItem( TQPainter* p, int x, int y, const TQTextItem &ti, int textFlags ) const; - friend class TQTextLayout; - friend class TQPainter; - -public: - // Interoperability - static const TQTextItem& convertFromQTextLine( QTextLine& qtl ); -}; - -// Interoperability -inline static const TQTextItem& convertFromQTextLine( const QTextLine& qtl ) { - return (*static_cast<const TQTextItem*>(&qtl)); -} - -#else // USE_QT4 - -class TQ_EXPORT TQTextItem -{ -public: - inline TQTextItem() : item(0), engine(0) {} - inline bool isValid() const { return (bool)engine; } - - TQRect rect() const; - int x() const; - int y() const; - int width() const; - int ascent() const; - int descent() const; - - enum Edge { - Leading, - Trailing - }; - enum CursorPosition { - BetweenCharacters, - OnCharacters - }; - - /* cPos gets set to the valid position */ - int cursorToX( int *cPos, Edge edge = Leading ) const; - inline int cursorToX( int cPos, Edge edge = Leading ) const { return cursorToX( &cPos, edge ); } - int xToCursor( int x, CursorPosition = BetweenCharacters ) const; - - bool isRightToLeft() const; - bool isObject() const; - bool isSpace() const; - bool isTab() const; - - void setWidth( int w ); - void setAscent( int a ); - void setDescent( int d ); - - int from() const; - int length() const; - -private: - friend class TQTextLayout; - friend class TQPainter; - friend class TQPSPrinter; - TQTextItem( int i, TQTextEngine *e ) : item( i ), engine( e ) {} - int item; - TQTextEngine *engine; -}; - -#endif // USE_QT4 - -#ifdef USE_QT4 - -class TQ_EXPORT TQTextLayout : public QTextLayout, virtual public TQt -{ -public: - TQTextLayout() : QTextLayout() {} - TQTextLayout( const QString& string, QPainter *p = 0 ) : QTextLayout(string, QFont(), p->device()) {} - TQTextLayout( const TQString& string, const TQFont& fnt ) : QTextLayout(string, convertFromQFont(fnt)) {} - - enum LayoutMode { - NoBidi, - SingleLine, - MultiLine - }; - - enum LineBreakStrategy { - AtWordBoundaries, - AtCharBoundaries - }; - - enum Result { - Ok, - LineFull, - LineEmpty, - Error - }; - Result addCurrentItem(); - Result endLine( int x = 0, int y = 0, int tqalignment = TQt::AlignLeft, int *ascent = 0, int *descent = 0, int *left = 0, int *right = 0 ); - - int numItems() const { return lineCount(); } - TQTextItem itemAt( int i ) const { return convertFromQTextLine(lineAt(i)); } - TQTextItem findItem( int strPos ) const { return convertFromQTextLine(lineForTextPosition(strPos)); } - bool atEnd() const; - TQTextItem nextItem(); - TQTextItem currentItem(); - - inline void setLineWidth( int newWidth ) { tqtl_lineWidth = newWidth; currentItem().setLineWidth(newWidth); } - inline int lineWidth() { return tqtl_lineWidth; } - int widthUsed(); - int availableWidth() const; - - void beginLine( int width ); - - inline void beginLayout() { tqtl_currentItem = 0; return QTextLayout::beginLayout(); } - inline void beginLayout( LayoutMode m ) { TQ_UNUSED(m); tqtl_currentItem = 0; return QTextLayout::beginLayout(); } - - inline void setText( const QString& string ) { QTextLayout::setText(string); } - inline void setText( const TQString& string, const TQFont& fnt ) { QTextLayout::setText(string); QTextLayout::setFont(fnt); } - - void setDirection(TQChar::Direction); - -private: - int tqtl_currentItem; - int tqtl_widthUsed; - int tqtl_lineWidth; -}; - -#else // USE_QT4 - -class TQPainter; - -class TQ_EXPORT TQTextLayout -{ -public: - // does itemization - TQTextLayout(); - TQTextLayout( const TQString& string, TQPainter * = 0 ); - TQTextLayout( const TQString& string, const TQFont& fnt ); - ~TQTextLayout(); - - void setText( const TQString& string, const TQFont& fnt ); - - enum LineBreakStrategy { - AtWordBoundaries, - AtCharBoundaries - }; - - /* add an additional item boundary eg. for style change */ - void setBoundary( int strPos ); - - int numItems() const; - TQTextItem itemAt( int i ) const; - TQTextItem findItem( int strPos ) const; - - enum LayoutMode { - NoBidi, - SingleLine, - MultiLine - }; - void beginLayout( LayoutMode m = MultiLine ); - void beginLine( int width ); - - bool atEnd() const; - TQTextItem nextItem(); - TQTextItem currentItem(); - /* ## maybe also currentItem() */ - void setLineWidth( int newWidth ); - int lineWidth() const; - int widthUsed() const; - int availableWidth() const; - - enum Result { - Ok, - LineFull, - LineEmpty, - Error - }; - /* returns true if completely added */ - Result addCurrentItem(); - - /* Note: if ascent and descent are used they must be initialized to the minimum ascent/descent - acceptable for the line. TQFontMetrics::ascent/descent() is usually the right choice */ - Result endLine( int x = 0, int y = 0, int tqalignment = TQt::AlignLeft, - int *ascent = 0, int *descent = 0, int *left = 0, int *right = 0 ); - void endLayout(); - - enum CursorMode { - SkipCharacters, - SkipWords - }; - bool validCursorPosition( int pos ) const; - int nextCursorPosition( int oldPos, CursorMode mode = SkipCharacters ) const; - int previousCursorPosition( int oldPos, CursorMode mode = SkipCharacters ) const; - - void setDirection(TQChar::Direction); -private: - TQTextLayout( TQTextEngine *e ) : d( e ) {} - /* disable copy and assignment */ - TQTextLayout( const TQTextLayout & ) {} - void operator = ( const TQTextLayout & ) {} - - friend class TQTextItem; - friend class TQPainter; - friend class TQPSPrinter; - TQTextEngine *d; -}; - - -/* - class TQPainter { - ..... - void tqdrawTextItem( int x, int y, TQTextItem *item ); - }; -*/ - -#endif // USE_QT4 - -#endif
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