/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
**
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** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
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**
** If you have questions regarding the use of this file, please contact
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****************************************************************************/
#ifndef Q3RICHTEXT_P_H
#define Q3RICHTEXT_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of a number of Qt sources files. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#include "QtGui/qapplication.h"
#include "QtGui/qcolor.h"
#include "QtCore/qhash.h"
#include "QtGui/qfont.h"
#include "QtGui/qfontmetrics.h"
#include "QtGui/qlayout.h"
#include "QtCore/qmap.h"
#include "QtCore/qvector.h"
#include "QtCore/qstack.h"
#include "QtCore/qlist.h"
#include "QtCore/qobject.h"
#include "QtGui/qpainter.h"
#include "QtGui/qpixmap.h"
#include "QtCore/qrect.h"
#include "QtCore/qsize.h"
#include "QtCore/qstring.h"
#include "QtCore/qstringlist.h"
#include "Qt3Support/q3stylesheet.h"
#include "Qt3Support/q3mimefactory.h"
QT_BEGIN_NAMESPACE
#ifndef QT_NO_RICHTEXT
class Q3TextDocument;
class Q3TextString;
class Q3TextPreProcessor;
class Q3TextFormat;
class Q3TextCursor;
class Q3TextParagraph;
class Q3TextFormatter;
class Q3TextIndent;
class Q3TextFormatCollection;
class Q3StyleSheetItem;
#ifndef QT_NO_TEXTCUSTOMITEM
class Q3TextCustomItem;
#endif
class Q3TextFlow;
struct QBidiContext;
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextStringChar
{
friend class Q3TextString;
public:
// this is never called, initialize variables in Q3TextString::insert()!!!
Q3TextStringChar() : nobreak(false), lineStart(0), type(Regular) {p.format=0;}
~Q3TextStringChar();
struct CustomData
{
Q3TextFormat *format;
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextCustomItem *custom;
#endif
QString anchorName;
QString anchorHref;
};
enum Type { Regular=0, Custom=1, Anchor=2, CustomAnchor=3 };
QChar c;
// this is the same struct as in qtextengine_p.h. Don't change!
uchar softBreak :1; // Potential linebreak point
uchar whiteSpace :1; // A unicode whitespace character, except NBSP, ZWNBSP
uchar charStop :1; // Valid cursor position (for left/right arrow)
uchar nobreak :1;
uchar lineStart : 1;
uchar /*Type*/ type : 2;
uchar bidiLevel :7;
uchar rightToLeft : 1;
int x;
union {
Q3TextFormat* format;
CustomData* custom;
} p;
int height() const;
int ascent() const;
int descent() const;
bool isCustom() const { return (type & Custom) != 0; }
Q3TextFormat *format() const;
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextCustomItem *customItem() const;
#endif
void setFormat(Q3TextFormat *f);
#ifndef QT_NO_TEXTCUSTOMITEM
void setCustomItem(Q3TextCustomItem *i);
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
void loseCustomItem();
#endif
bool isAnchor() const { return (type & Anchor) != 0; }
bool isLink() const { return isAnchor() && p.custom->anchorHref.count(); }
QString anchorName() const;
QString anchorHref() const;
void setAnchor(const QString& name, const QString& href);
Q3TextStringChar(const Q3TextStringChar &) {
Q_ASSERT(false);
}
private:
Q3TextStringChar &operator=(const Q3TextStringChar &) {
//abort();
return *this;
}
friend class Q3TextParagraph;
};
Q_DECLARE_TYPEINFO(Q3TextStringChar, Q_PRIMITIVE_TYPE);
class Q_COMPAT_EXPORT Q3TextString
{
public:
Q3TextString();
Q3TextString(const Q3TextString &s);
virtual ~Q3TextString();
static QString toString(const QVector<Q3TextStringChar> &data);
QString toString() const;
inline Q3TextStringChar &at(int i) const {
return const_cast<Q3TextString *>(this)->data[i];
}
inline int length() const { return data.size(); }
int width(int idx) const;
void insert(int index, const QString &s, Q3TextFormat *f);
void insert(int index, const QChar *unicode, int len, Q3TextFormat *f);
void insert(int index, Q3TextStringChar *c, bool doAddRefFormat = false);
void truncate(int index);
void remove(int index, int len);
void clear();
void setFormat(int index, Q3TextFormat *f, bool useCollection);
void setBidi(bool b) { bidi = b; }
bool isBidi() const;
bool isRightToLeft() const;
QChar::Direction direction() const;
void setDirection(QChar::Direction dr) { dir = dr; bidiDirty = true; }
QVector<Q3TextStringChar> rawData() const { return data; }
void operator=(const QString &s) { clear(); insert(0, s, 0); }
void operator+=(const QString &s) { insert(length(), s, 0); }
void prepend(const QString &s) { insert(0, s, 0); }
int appendParagraphs( Q3TextParagraph *start, Q3TextParagraph *end );
// return next and previous valid cursor positions.
bool validCursorPosition(int idx);
int nextCursorPosition(int idx);
int previousCursorPosition(int idx);
private:
void checkBidi() const;
QVector<Q3TextStringChar> data;
QString stringCache;
uint bidiDirty : 1;
uint bidi : 1; // true when the paragraph has right to left characters
uint rightToLeft : 1;
uint dir : 5;
};
inline bool Q3TextString::isBidi() const
{
if (bidiDirty)
checkBidi();
return bidi;
}
inline bool Q3TextString::isRightToLeft() const
{
if (bidiDirty)
checkBidi();
return rightToLeft;
}
inline QString Q3TextString::toString() const
{
if (bidiDirty)
checkBidi();
return stringCache;
}
inline QChar::Direction Q3TextString::direction() const
{
return rightToLeft ? QChar::DirR : QChar::DirL;
}
inline int Q3TextString::nextCursorPosition(int next)
{
if (bidiDirty)
checkBidi();
const Q3TextStringChar *c = data.data();
int len = length();
if (next < len - 1) {
next++;
while (next < len - 1 && !c[next].charStop)
next++;
}
return next;
}
inline int Q3TextString::previousCursorPosition(int prev)
{
if (bidiDirty)
checkBidi();
const Q3TextStringChar *c = data.data();
if (prev) {
prev--;
while (prev && !c[prev].charStop)
prev--;
}
return prev;
}
inline bool Q3TextString::validCursorPosition(int idx)
{
if (bidiDirty)
checkBidi();
return (at(idx).charStop);
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextCursor
{
public:
Q3TextCursor(Q3TextDocument * = 0);
Q3TextCursor(const Q3TextCursor &c);
Q3TextCursor &operator=(const Q3TextCursor &c);
virtual ~Q3TextCursor();
bool operator==(const Q3TextCursor &c) const;
bool operator!=(const Q3TextCursor &c) const { return !(*this == c); }
inline Q3TextParagraph *paragraph() const { return para; }
Q3TextDocument *document() const;
int index() const;
void gotoPosition(Q3TextParagraph* p, int index = 0);
void setIndex(int index) { gotoPosition(paragraph(), index); }
void setParagraph(Q3TextParagraph*p) { gotoPosition(p, 0); }
void gotoLeft();
void gotoRight();
void gotoNextLetter();
void gotoPreviousLetter();
void gotoUp();
void gotoDown();
void gotoLineEnd();
void gotoLineStart();
void gotoHome();
void gotoEnd();
void gotoPageUp(int visibleHeight);
void gotoPageDown(int visibleHeight);
void gotoNextWord(bool onlySpace = false);
void gotoPreviousWord(bool onlySpace = false);
void gotoWordLeft();
void gotoWordRight();
void insert(const QString &s, bool checkNewLine, QVector<Q3TextStringChar> *formatting = 0);
void splitAndInsertEmptyParagraph(bool ind = true, bool updateIds = true);
bool remove();
bool removePreviousChar();
void indent();
bool atParagStart();
bool atParagEnd();
int x() const; // x in current paragraph
int y() const; // y in current paragraph
int globalX() const;
int globalY() const;
Q3TextParagraph *topParagraph() const { return paras.isEmpty() ? para : paras.first(); }
int offsetX() const { return ox; } // inner document offset
int offsetY() const { return oy; } // inner document offset
int totalOffsetX() const; // total document offset
int totalOffsetY() const; // total document offset
bool place(const QPoint &pos, Q3TextParagraph *s) { return place(pos, s, false); }
bool place(const QPoint &pos, Q3TextParagraph *s, bool link);
void restoreState();
int nestedDepth() const { return (int)indices.count(); } //### size_t/int cast
void oneUp() { if (!indices.isEmpty()) pop(); }
void setValid(bool b) { valid = b; }
bool isValid() const { return valid; }
void fixCursorPosition();
private:
enum Operation { EnterBegin, EnterEnd, Next, Prev, Up, Down };
void push();
void pop();
bool processNesting(Operation op);
void invalidateNested();
void gotoIntoNested(const QPoint &globalPos);
Q3TextParagraph *para;
int idx, tmpX;
int ox, oy;
QStack<int> indices;
QStack<Q3TextParagraph*> paras;
QStack<int> xOffsets;
QStack<int> yOffsets;
uint valid : 1;
};
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextCommand
{
public:
enum Commands { Invalid, Insert, Delete, Format, Style };
Q3TextCommand(Q3TextDocument *dc) : doc(dc), cursor(dc) {}
virtual ~Q3TextCommand();
virtual Commands type() const;
virtual Q3TextCursor *execute(Q3TextCursor *c) = 0;
virtual Q3TextCursor *unexecute(Q3TextCursor *c) = 0;
protected:
Q3TextDocument *doc;
Q3TextCursor cursor;
};
class Q_COMPAT_EXPORT Q3TextCommandHistory
{
public:
Q3TextCommandHistory(int s) : current(-1), steps(s) { }
virtual ~Q3TextCommandHistory(); // ### why is it virtual?
void clear();
void addCommand(Q3TextCommand *cmd);
Q3TextCursor *undo(Q3TextCursor *c);
Q3TextCursor *redo(Q3TextCursor *c);
bool isUndoAvailable();
bool isRedoAvailable();
void setUndoDepth(int depth) { steps = depth; }
int undoDepth() const { return steps; }
int historySize() const { return history.count(); }
int currentPosition() const { return current; }
private:
QList<Q3TextCommand *> history;
int current, steps;
};
inline Q3TextCommandHistory::~Q3TextCommandHistory()
{
clear();
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_COMPAT_EXPORT Q3TextCustomItem
{
public:
Q3TextCustomItem(Q3TextDocument *p)
: xpos(0), ypos(-1), width(-1), height(0), parent(p)
{}
virtual ~Q3TextCustomItem();
virtual void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QPalette &pal, bool selected) = 0;
virtual void adjustToPainter(QPainter*);
enum Placement { PlaceInline = 0, PlaceLeft, PlaceRight };
virtual Placement placement() const;
bool placeInline() { return placement() == PlaceInline; }
virtual bool ownLine() const;
virtual void resize(int nwidth);
virtual void invalidate();
virtual int ascent() const { return height; }
virtual bool isNested() const;
virtual int minimumWidth() const;
virtual QString richText() const;
int xpos; // used for floating items
int ypos; // used for floating items
int width;
int height;
QRect geometry() const { return QRect(xpos, ypos, width, height); }
virtual bool enter(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy, bool atEnd = false);
virtual bool enterAt(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy, const QPoint &);
virtual bool next(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool prev(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool down(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool up(Q3TextCursor *, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
void setParagraph(Q3TextParagraph *p) { parag = p; }
Q3TextParagraph *paragraph() const { return parag; }
Q3TextDocument *parent;
Q3TextParagraph *parag;
virtual void pageBreak(int y, Q3TextFlow* flow);
};
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_COMPAT_EXPORT Q3TextImage : public Q3TextCustomItem
{
public:
Q3TextImage(Q3TextDocument *p, const QMap<QString, QString> &attr, const QString& context,
Q3MimeSourceFactory &factory);
virtual ~Q3TextImage();
Placement placement() const { return place; }
void adjustToPainter(QPainter*);
int minimumWidth() const { return width; }
QString richText() const;
void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QPalette &pal, bool selected);
private:
QRegion* reg;
QPixmap pm;
Placement place;
int tmpwidth, tmpheight;
QMap<QString, QString> attributes;
QString imgId;
};
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_COMPAT_EXPORT Q3TextHorizontalLine : public Q3TextCustomItem
{
public:
Q3TextHorizontalLine(Q3TextDocument *p, const QMap<QString, QString> &attr, const QString& context,
Q3MimeSourceFactory &factory);
virtual ~Q3TextHorizontalLine();
void adjustToPainter(QPainter*);
void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QPalette &pal, bool selected);
QString richText() const;
bool ownLine() const { return true; }
private:
int tmpheight;
QColor color;
bool shade;
};
#endif
class Q_COMPAT_EXPORT Q3TextFlow
{
friend class Q3TextDocument;
#ifndef QT_NO_TEXTCUSTOMITEM
friend class Q3TextTableCell;
#endif
public:
Q3TextFlow();
virtual ~Q3TextFlow();
virtual void setWidth(int width);
int width() const;
virtual void setPageSize(int ps);
int pageSize() const { return pagesize; }
virtual int adjustLMargin(int yp, int h, int margin, int space);
virtual int adjustRMargin(int yp, int h, int margin, int space);
#ifndef QT_NO_TEXTCUSTOMITEM
virtual void registerFloatingItem(Q3TextCustomItem* item);
virtual void unregisterFloatingItem(Q3TextCustomItem* item);
#endif
virtual QRect boundingRect() const;
virtual void drawFloatingItems(QPainter* p, int cx, int cy, int cw, int ch,
const QPalette &pal, bool selected);
virtual int adjustFlow(int y, int w, int h); // adjusts y according to the defined pagesize. Returns the shift.
virtual bool isEmpty();
void clear();
private:
int w;
int pagesize;
#ifndef QT_NO_TEXTCUSTOMITEM
QList<Q3TextCustomItem *> leftItems;
QList<Q3TextCustomItem *> rightItems;
#endif
};
inline int Q3TextFlow::width() const { return w; }
#ifndef QT_NO_TEXTCUSTOMITEM
class Q3TextTable;
class Q_COMPAT_EXPORT Q3TextTableCell : public QLayoutItem
{
friend class Q3TextTable;
public:
Q3TextTableCell(Q3TextTable* table,
int row, int column,
const QMap<QString, QString> &attr,
const Q3StyleSheetItem* style,
const Q3TextFormat& fmt, const QString& context,
Q3MimeSourceFactory &factory, Q3StyleSheet *sheet, const QString& doc);
virtual ~Q3TextTableCell();
QSize sizeHint() const ;
QSize minimumSize() const ;
QSize maximumSize() const ;
Qt::Orientations expandingDirections() const;
bool isEmpty() const;
void setGeometry(const QRect&) ;
QRect geometry() const;
bool hasHeightForWidth() const;
int heightForWidth(int) const;
void adjustToPainter(QPainter*);
int row() const { return row_; }
int column() const { return col_; }
int rowspan() const { return rowspan_; }
int colspan() const { return colspan_; }
int stretch() const { return stretch_; }
Q3TextDocument* richText() const { return richtext; }
Q3TextTable* table() const { return parent; }
void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QPalette &cg, bool selected);
QBrush *backGround() const { return background; }
virtual void invalidate();
int verticalAlignmentOffset() const;
int horizontalAlignmentOffset() const;
private:
QRect geom;
Q3TextTable* parent;
Q3TextDocument* richtext;
int row_;
int col_;
int rowspan_;
int colspan_;
int stretch_;
int maxw;
int minw;
bool hasFixedWidth;
QBrush *background;
int cached_width;
int cached_sizehint;
QMap<QString, QString> attributes;
int align;
};
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
class Q_COMPAT_EXPORT Q3TextTable: public Q3TextCustomItem
{
friend class Q3TextTableCell;
public:
Q3TextTable(Q3TextDocument *p, const QMap<QString, QString> &attr);
virtual ~Q3TextTable();
void adjustToPainter(QPainter *p);
void pageBreak(int y, Q3TextFlow* flow);
void draw(QPainter* p, int x, int y, int cx, int cy, int cw, int ch,
const QPalette &pal, bool selected);
bool noErase() const { return true; }
bool ownLine() const { return true; }
Placement placement() const { return place; }
bool isNested() const { return true; }
void resize(int nwidth);
virtual void invalidate();
virtual bool enter(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy, bool atEnd = false);
virtual bool enterAt(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy, const QPoint &pos);
virtual bool next(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool prev(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool down(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
virtual bool up(Q3TextCursor *c, Q3TextDocument *&doc, Q3TextParagraph *¶g, int &idx, int &ox, int &oy);
QString richText() const;
int minimumWidth() const;
QList<Q3TextTableCell *> tableCells() const { return cells; }
bool isStretching() const { return stretch; }
private:
void format(int w);
void addCell(Q3TextTableCell* cell);
private:
QGridLayout* layout;
QList<Q3TextTableCell *> cells;
int cachewidth;
int fixwidth;
int cellpadding;
int cellspacing;
int border;
int outerborder;
int stretch;
int innerborder;
int us_cp, us_ib, us_b, us_ob, us_cs;
int us_fixwidth;
QMap<QString, QString> attributes;
QMap<Q3TextCursor*, int> currCell;
Placement place;
void adjustCells(int y , int shift);
int pageBreakFor;
};
#endif
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#ifndef QT_NO_TEXTCUSTOMITEM
class Q3TextTableCell;
class Q3TextParagraph;
#endif
struct Q_COMPAT_EXPORT Q3TextDocumentSelection
{
Q3TextCursor startCursor, endCursor;
bool swapped;
Q_DUMMY_COMPARISON_OPERATOR(Q3TextDocumentSelection)
};
class Q_COMPAT_EXPORT Q3TextDocument : public QObject
{
Q_OBJECT
#ifndef QT_NO_TEXTCUSTOMITEM
friend class Q3TextTableCell;
#endif
friend class Q3TextCursor;
friend class Q3TextEdit;
friend class Q3TextParagraph;
public:
enum SelectionIds {
Standard = 0,
Temp = 32000 // This selection must not be drawn, it's used e.g. by undo/redo to
// remove multiple lines with removeSelectedText()
};
Q3TextDocument(Q3TextDocument *p);
virtual ~Q3TextDocument();
Q3TextDocument *parent() const { return par; }
Q3TextParagraph *parentParagraph() const { return parentPar; }
void setText(const QString &text, const QString &context);
QMap<QString, QString> attributes() const { return attribs; }
void setAttributes(const QMap<QString, QString> &attr) { attribs = attr; }
QString text() const;
QString text(int parag) const;
QString originalText() const;
int x() const;
int y() const;
int width() const;
int widthUsed() const;
int visibleWidth() const;
int height() const;
void setWidth(int w);
int minimumWidth() const;
bool setMinimumWidth(int needed, int used = -1, Q3TextParagraph *parag = 0);
void setY(int y);
int leftMargin() const;
void setLeftMargin(int lm);
int rightMargin() const;
void setRightMargin(int rm);
Q3TextParagraph *firstParagraph() const;
Q3TextParagraph *lastParagraph() const;
void setFirstParagraph(Q3TextParagraph *p);
void setLastParagraph(Q3TextParagraph *p);
void invalidate();
void setPreProcessor(Q3TextPreProcessor *sh);
Q3TextPreProcessor *preProcessor() const;
void setFormatter(Q3TextFormatter *f);
Q3TextFormatter *formatter() const;
void setIndent(Q3TextIndent *i);
Q3TextIndent *indent() const;
QColor selectionColor(int id) const;
QColor selectionTextColor(int id) const;
bool hasSelectionTextColor(int id) const;
void setSelectionColor(int id, const QColor &c);
void setSelectionTextColor(int id, const QColor &b);
bool hasSelection(int id, bool visible = false) const;
void setSelectionStart(int id, const Q3TextCursor &cursor);
bool setSelectionEnd(int id, const Q3TextCursor &cursor);
void selectAll(int id);
bool removeSelection(int id);
void selectionStart(int id, int ¶gId, int &index);
Q3TextCursor selectionStartCursor(int id);
Q3TextCursor selectionEndCursor(int id);
void selectionEnd(int id, int ¶gId, int &index);
void setFormat(int id, Q3TextFormat *f, int flags);
int numSelections() const { return nSelections; }
void addSelection(int id);
QString selectedText(int id, bool asRichText = false) const;
void removeSelectedText(int id, Q3TextCursor *cursor);
void indentSelection(int id);
Q3TextParagraph *paragAt(int i) const;
void addCommand(Q3TextCommand *cmd);
Q3TextCursor *undo(Q3TextCursor *c = 0);
Q3TextCursor *redo(Q3TextCursor *c = 0);
Q3TextCommandHistory *commands() const { return commandHistory; }
Q3TextFormatCollection *formatCollection() const;
bool find(Q3TextCursor &cursor, const QString &expr, bool cs, bool wo, bool forward);
void setTextFormat(Qt::TextFormat f);
Qt::TextFormat textFormat() const;
bool inSelection(int selId, const QPoint &pos) const;
Q3StyleSheet *styleSheet() const { return sheet_; }
#ifndef QT_NO_MIME
Q3MimeSourceFactory *mimeSourceFactory() const { return factory_; }
#endif
QString context() const { return contxt; }
void setStyleSheet(Q3StyleSheet *s);
void setDefaultFormat(const QFont &font, const QColor &color);
#ifndef QT_NO_MIME
void setMimeSourceFactory(Q3MimeSourceFactory *f) { if (f) factory_ = f; }
#endif
void setContext(const QString &c) { if (!c.isEmpty()) contxt = c; }
void setUnderlineLinks(bool b);
bool underlineLinks() const { return underlLinks; }
void setPaper(QBrush *brush) { if (backBrush) delete backBrush; backBrush = brush; }
QBrush *paper() const { return backBrush; }
void doLayout(QPainter *p, int w);
void draw(QPainter *p, const QRect& rect, const QPalette &pal, const QBrush *paper = 0);
void drawParagraph(QPainter *p, Q3TextParagraph *parag, int cx, int cy, int cw, int ch,
QPixmap *&doubleBuffer, const QPalette &pal,
bool drawCursor, Q3TextCursor *cursor, bool resetChanged = true);
Q3TextParagraph *draw(QPainter *p, int cx, int cy, int cw, int ch, const QPalette &pal,
bool onlyChanged = false, bool drawCursor = false, Q3TextCursor *cursor = 0,
bool resetChanged = true);
#ifndef QT_NO_TEXTCUSTOMITEM
static Q3TextCustomItem* tag(Q3StyleSheet *sheet, const QString& name,
const QMap<QString, QString> &attr,
const QString& context,
const Q3MimeSourceFactory& factory,
bool emptyTag, Q3TextDocument *doc);
#endif
#ifndef QT_NO_TEXTCUSTOMITEM
void registerCustomItem(Q3TextCustomItem *i, Q3TextParagraph *p);
void unregisterCustomItem(Q3TextCustomItem *i, Q3TextParagraph *p);
#endif
void setFlow(Q3TextFlow *f);
void takeFlow();
Q3TextFlow *flow() const { return flow_; }
bool isPageBreakEnabled() const { return pages; }
void setPageBreakEnabled(bool b) { pages = b; }
void setUseFormatCollection(bool b) { useFC = b; }
bool useFormatCollection() const { return useFC; }
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextTableCell *tableCell() const { return tc; }
void setTableCell(Q3TextTableCell *c) { tc = c; }
#endif
void setPlainText(const QString &text);
void setRichText(const QString &text, const QString &context, const Q3TextFormat *initialFormat = 0);
QString richText() const;
QString plainText() const;
bool focusNextPrevChild(bool next);
int alignment() const;
void setAlignment(int a);
int *tabArray() const;
int tabStopWidth() const;
void setTabArray(int *a);
void setTabStops(int tw);
void setUndoDepth(int depth) { commandHistory->setUndoDepth(depth); }
int undoDepth() const { return commandHistory->undoDepth(); }
int length() const;
void clear(bool createEmptyParag = false);
virtual Q3TextParagraph *createParagraph(Q3TextDocument *, Q3TextParagraph *pr = 0, Q3TextParagraph *nx = 0, bool updateIds = true);
void insertChild(Q3TextDocument *dc) { childList.append(dc); }
void removeChild(Q3TextDocument *dc) { childList.removeAll(dc); }
QList<Q3TextDocument *> children() const { return childList; }
bool hasFocusParagraph() const;
QString focusHref() const;
QString focusName() const;
void invalidateOriginalText() { oTextValid = false; oText = QLatin1String(""); }
Q_SIGNALS:
void minimumWidthChanged(int);
private:
Q_DISABLE_COPY(Q3TextDocument)
void init();
QPixmap *bufferPixmap(const QSize &s);
// HTML parser
bool hasPrefix(const QChar* doc, int length, int pos, QChar c);
bool hasPrefix(const QChar* doc, int length, int pos, const QString& s);
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextCustomItem* parseTable(const QMap<QString, QString> &attr, const Q3TextFormat &fmt,
const QChar* doc, int length, int& pos, Q3TextParagraph *curpar);
#endif
bool eatSpace(const QChar* doc, int length, int& pos, bool includeNbsp = false);
bool eat(const QChar* doc, int length, int& pos, QChar c);
QString parseOpenTag(const QChar* doc, int length, int& pos, QMap<QString, QString> &attr, bool& emptyTag);
QString parseCloseTag(const QChar* doc, int length, int& pos);
QChar parseHTMLSpecialChar(const QChar* doc, int length, int& pos);
QString parseWord(const QChar* doc, int length, int& pos, bool lower = true);
QChar parseChar(const QChar* doc, int length, int& pos, Q3StyleSheetItem::WhiteSpaceMode wsm);
void setRichTextInternal(const QString &text, Q3TextCursor* cursor = 0, const Q3TextFormat *initialFormat = 0);
void setRichTextMarginsInternal(QList< QVector<Q3StyleSheetItem *> *>& styles, Q3TextParagraph* stylesPar);
struct Q_COMPAT_EXPORT Focus {
Q3TextParagraph *parag;
int start, len;
QString href;
QString name;
};
int cx, cy, cw, vw;
Q3TextParagraph *fParag, *lParag;
Q3TextPreProcessor *pProcessor;
struct SelectionColor {
QColor background;
QColor text;
};
QMap<int, SelectionColor> selectionColors;
QMap<int, Q3TextDocumentSelection> selections;
Q3TextCommandHistory *commandHistory;
Q3TextFormatter *pFormatter;
Q3TextIndent *indenter;
Q3TextFormatCollection *fCollection;
Qt::TextFormat txtFormat;
uint preferRichText : 1;
uint pages : 1;
uint useFC : 1;
uint withoutDoubleBuffer : 1;
uint underlLinks : 1;
uint nextDoubleBuffered : 1;
uint oTextValid : 1;
uint mightHaveCustomItems : 1;
int align;
int nSelections;
Q3TextFlow *flow_;
Q3TextDocument *par;
Q3TextParagraph *parentPar;
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextTableCell *tc;
#endif
QBrush *backBrush;
QPixmap *buf_pixmap;
Focus focusIndicator;
int minw;
int wused;
int leftmargin;
int rightmargin;
Q3TextParagraph *minwParag, *curParag;
Q3StyleSheet* sheet_;
#ifndef QT_NO_MIME
Q3MimeSourceFactory* factory_;
#endif
QString contxt;
QMap<QString, QString> attribs;
int *tArray;
int tStopWidth;
int uDepth;
QString oText;
QList<Q3TextDocument *> childList;
QColor linkColor, bodyText;
double scaleFontsFactor;
short list_tm,list_bm, list_lm, li_tm, li_bm, par_tm, par_bm;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextDeleteCommand : public Q3TextCommand
{
public:
Q3TextDeleteCommand(Q3TextDocument *dc, int i, int idx, const QVector<Q3TextStringChar> &str,
const QByteArray& oldStyle);
Q3TextDeleteCommand(Q3TextParagraph *p, int idx, const QVector<Q3TextStringChar> &str);
virtual ~Q3TextDeleteCommand();
Commands type() const { return Delete; }
Q3TextCursor *execute(Q3TextCursor *c);
Q3TextCursor *unexecute(Q3TextCursor *c);
protected:
int id, index;
Q3TextParagraph *parag;
QVector<Q3TextStringChar> text;
QByteArray styleInformation;
};
class Q_COMPAT_EXPORT Q3TextInsertCommand : public Q3TextDeleteCommand
{
public:
Q3TextInsertCommand(Q3TextDocument *dc, int i, int idx, const QVector<Q3TextStringChar> &str,
const QByteArray& oldStyleInfo)
: Q3TextDeleteCommand(dc, i, idx, str, oldStyleInfo) {}
Q3TextInsertCommand(Q3TextParagraph *p, int idx, const QVector<Q3TextStringChar> &str)
: Q3TextDeleteCommand(p, idx, str) {}
virtual ~Q3TextInsertCommand() {}
Commands type() const { return Insert; }
Q3TextCursor *execute(Q3TextCursor *c) { return Q3TextDeleteCommand::unexecute(c); }
Q3TextCursor *unexecute(Q3TextCursor *c) { return Q3TextDeleteCommand::execute(c); }
};
class Q_COMPAT_EXPORT Q3TextFormatCommand : public Q3TextCommand
{
public:
Q3TextFormatCommand(Q3TextDocument *dc, int sid, int sidx, int eid, int eidx, const QVector<Q3TextStringChar> &old, Q3TextFormat *f, int fl);
virtual ~Q3TextFormatCommand();
Commands type() const { return Format; }
Q3TextCursor *execute(Q3TextCursor *c);
Q3TextCursor *unexecute(Q3TextCursor *c);
protected:
int startId, startIndex, endId, endIndex;
Q3TextFormat *format;
QVector<Q3TextStringChar> oldFormats;
int flags;
};
class Q_COMPAT_EXPORT Q3TextStyleCommand : public Q3TextCommand
{
public:
Q3TextStyleCommand(Q3TextDocument *dc, int fParag, int lParag, const QByteArray& beforeChange );
virtual ~Q3TextStyleCommand() {}
Commands type() const { return Style; }
Q3TextCursor *execute(Q3TextCursor *c);
Q3TextCursor *unexecute(Q3TextCursor *c);
static QByteArray readStyleInformation( Q3TextDocument* dc, int fParag, int lParag);
static void writeStyleInformation( Q3TextDocument* dc, int fParag, const QByteArray& style);
private:
int firstParag, lastParag;
QByteArray before;
QByteArray after;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
struct Q_COMPAT_EXPORT Q3TextParagraphSelection
{
int start, end;
Q_DUMMY_COMPARISON_OPERATOR(Q3TextParagraphSelection)
};
struct Q_COMPAT_EXPORT QTextLineStart
{
QTextLineStart() : y(0), baseLine(0), h(0)
{ }
QTextLineStart(int y_, int bl, int h_) : y(y_), baseLine(bl), h(h_),
w(0)
{ }
public:
int y, baseLine, h;
int w;
};
class Q_COMPAT_EXPORT Q3TextParagraphData
{
public:
Q3TextParagraphData() {}
virtual ~Q3TextParagraphData();
virtual void join(Q3TextParagraphData *);
};
class Q3TextParagraphPseudoDocument;
class Q3SyntaxHighlighter;
class Q_COMPAT_EXPORT Q3TextParagraph
{
friend class Q3TextDocument;
friend class Q3TextCursor;
friend class Q3SyntaxHighlighter;
public:
Q3TextParagraph(Q3TextDocument *dc, Q3TextParagraph *pr = 0, Q3TextParagraph *nx = 0, bool updateIds = true);
~Q3TextParagraph();
Q3TextString *string() const;
Q3TextStringChar *at(int i) const; // maybe remove later
int leftGap() const;
int length() const; // maybe remove later
void setListStyle(Q3StyleSheetItem::ListStyle ls) { lstyle = ls; changed = true; }
Q3StyleSheetItem::ListStyle listStyle() const { return (Q3StyleSheetItem::ListStyle)lstyle; }
void setListItem(bool li);
bool isListItem() const { return litem; }
void setListValue(int v) { list_val = v; }
int listValue() const { return list_val > 0 ? list_val : -1; }
void setListDepth(int depth);
int listDepth() const { return ldepth; }
// void setFormat(Q3TextFormat *fm);
// Q3TextFormat *paragFormat() const;
inline Q3TextDocument *document() const {
if (hasdoc) return (Q3TextDocument*) docOrPseudo;
return 0;
}
Q3TextParagraphPseudoDocument *pseudoDocument() const;
QRect rect() const;
void setHeight(int h) { r.setHeight(h); }
void show();
void hide();
bool isVisible() const { return visible; }
Q3TextParagraph *prev() const;
Q3TextParagraph *next() const;
void setPrev(Q3TextParagraph *s);
void setNext(Q3TextParagraph *s);
void insert(int index, const QString &s);
void insert(int index, const QChar *unicode, int len);
void append(const QString &s, bool reallyAtEnd = false);
void truncate(int index);
void remove(int index, int len);
void join(Q3TextParagraph *s);
void invalidate(int chr);
void move(int &dy);
void format(int start = -1, bool doMove = true);
bool isValid() const;
bool hasChanged() const;
void setChanged(bool b, bool recursive = false);
int lineHeightOfChar(int i, int *bl = 0, int *y = 0) const;
Q3TextStringChar *lineStartOfChar(int i, int *index = 0, int *line = 0) const;
int lines() const;
Q3TextStringChar *lineStartOfLine(int line, int *index = 0) const;
int lineY(int l) const;
int lineBaseLine(int l) const;
int lineHeight(int l) const;
void lineInfo(int l, int &y, int &h, int &bl) const;
void setSelection(int id, int start, int end);
void removeSelection(int id);
int selectionStart(int id) const;
int selectionEnd(int id) const;
bool hasSelection(int id) const;
bool hasAnySelection() const;
bool fullSelected(int id) const;
void setEndState(int s);
int endState() const;
void setParagId(int i);
int paragId() const;
bool firstPreProcess() const;
void setFirstPreProcess(bool b);
void indent(int *oldIndent = 0, int *newIndent = 0);
void setExtraData(Q3TextParagraphData *data);
Q3TextParagraphData *extraData() const;
QMap<int, QTextLineStart*> &lineStartList();
void setFormat(int index, int len, Q3TextFormat *f, bool useCollection = true, int flags = -1);
void setAlignment(int a);
int alignment() const;
void paint(QPainter &painter, const QPalette &pal, Q3TextCursor *cursor = 0,
bool drawSelections = false, int clipx = -1, int clipy = -1,
int clipw = -1, int cliph = -1);
int topMargin() const;
int bottomMargin() const;
int leftMargin() const;
int firstLineMargin() const;
int rightMargin() const;
int lineSpacing() const;
#ifndef QT_NO_TEXTCUSTOMITEM
void registerFloatingItem(Q3TextCustomItem *i);
void unregisterFloatingItem(Q3TextCustomItem *i);
#endif
void setFullWidth(bool b) { fullWidth = b; }
bool isFullWidth() const { return fullWidth; }
#ifndef QT_NO_TEXTCUSTOMITEM
Q3TextTableCell *tableCell() const;
#endif
QBrush *background() const;
int documentWidth() const;
int documentVisibleWidth() const;
int documentX() const;
int documentY() const;
Q3TextFormatCollection *formatCollection() const;
Q3TextFormatter *formatter() const;
int nextTab(int i, int x);
int *tabArray() const;
void setTabArray(int *a);
void setTabStops(int tw);
void adjustToPainter(QPainter *p);
void setNewLinesAllowed(bool b);
bool isNewLinesAllowed() const;
QString richText() const;
void addCommand(Q3TextCommand *cmd);
Q3TextCursor *undo(Q3TextCursor *c = 0);
Q3TextCursor *redo(Q3TextCursor *c = 0);
Q3TextCommandHistory *commands() const;
void copyParagData(Q3TextParagraph *parag);
void setBreakable(bool b) { breakable = b; }
bool isBreakable() const { return breakable; }
void setBackgroundColor(const QColor &c);
QColor *backgroundColor() const { return bgcol; }
void clearBackgroundColor();
void setMovedDown(bool b) { movedDown = b; }
bool wasMovedDown() const { return movedDown; }
void setDirection(QChar::Direction);
QChar::Direction direction() const;
void setPaintDevice(QPaintDevice *pd) { paintdevice = pd; }
void readStyleInformation(QDataStream& stream);
void writeStyleInformation(QDataStream& stream) const;
protected:
void setColorForSelection(QColor &c, QPainter &p, const QPalette &pal, int selection);
void drawLabel(QPainter* p, int x, int y, int w, int h, int base, const QPalette &pal);
void drawString(QPainter &painter, const QString &str, int start, int len, int xstart,
int y, int baseLine, int w, int h, bool drawSelections, int fullSelectionWidth,
Q3TextStringChar *formatChar, const QPalette &pal,
bool rightToLeft);
private:
QMap<int, Q3TextParagraphSelection> &selections() const;
#ifndef QT_NO_TEXTCUSTOMITEM
QList<Q3TextCustomItem *> &floatingItems() const;
#endif
inline QBrush backgroundBrush(const QPalette &pal) {
if (bgcol)
return *bgcol;
return pal.brush(QPalette::Base);
}
void invalidateStyleCache();
QMap<int, QTextLineStart*> lineStarts;
QRect r;
Q3TextParagraph *p, *n;
void *docOrPseudo;
uint changed : 1;
uint firstFormat : 1;
uint firstPProcess : 1;
uint needPreProcess : 1;
uint fullWidth : 1;
uint lastInFrame : 1;
uint visible : 1;
uint breakable : 1;
uint movedDown : 1;
uint mightHaveCustomItems : 1;
uint hasdoc : 1;
uint litem : 1; // whether the paragraph is a list item
uint rtext : 1; // whether the paragraph needs rich text margin
signed int align : 5;
uint /*Q3StyleSheetItem::ListStyle*/ lstyle : 4;
int invalid;
int state, id;
Q3TextString *str;
QMap<int, Q3TextParagraphSelection> *mSelections;
#ifndef QT_NO_TEXTCUSTOMITEM
QList<Q3TextCustomItem *> *mFloatingItems;
#endif
short utm, ubm, ulm, urm, uflm, ulinespacing;
short tabStopWidth, minwidth;
int *tArray;
Q3TextParagraphData *eData;
short list_val;
ushort ldepth;
QColor *bgcol;
QPaintDevice *paintdevice;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextFormatter
{
public:
Q3TextFormatter();
virtual ~Q3TextFormatter();
virtual int format(Q3TextDocument *doc, Q3TextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts) = 0;
virtual int formatVertically(Q3TextDocument* doc, Q3TextParagraph* parag);
bool isWrapEnabled(Q3TextParagraph *p) const { if (!wrapEnabled) return false; if (p && !p->isBreakable()) return false; return true;}
int wrapAtColumn() const { return wrapColumn;}
virtual void setWrapEnabled(bool b);
virtual void setWrapAtColumn(int c);
virtual void setAllowBreakInWords(bool b) { biw = b; }
bool allowBreakInWords() const { return biw; }
int minimumWidth() const { return thisminw; }
int widthUsed() const { return thiswused; }
protected:
virtual QTextLineStart *formatLine(Q3TextParagraph *parag, Q3TextString *string, QTextLineStart *line, Q3TextStringChar *start,
Q3TextStringChar *last, int align = Qt::AlignAuto, int space = 0);
#ifndef QT_NO_COMPLEXTEXT
virtual QTextLineStart *bidiReorderLine(Q3TextParagraph *parag, Q3TextString *string, QTextLineStart *line, Q3TextStringChar *start,
Q3TextStringChar *last, int align, int space);
#endif
void insertLineStart(Q3TextParagraph *parag, int index, QTextLineStart *ls);
int thisminw;
int thiswused;
private:
bool wrapEnabled;
int wrapColumn;
bool biw;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextFormatterBreakInWords : public Q3TextFormatter
{
public:
Q3TextFormatterBreakInWords();
virtual ~Q3TextFormatterBreakInWords() {}
int format(Q3TextDocument *doc, Q3TextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts);
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextFormatterBreakWords : public Q3TextFormatter
{
public:
Q3TextFormatterBreakWords();
virtual ~Q3TextFormatterBreakWords() {}
int format(Q3TextDocument *doc, Q3TextParagraph *parag, int start, const QMap<int, QTextLineStart*> &oldLineStarts);
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextIndent
{
public:
Q3TextIndent();
virtual ~Q3TextIndent() {}
virtual void indent(Q3TextDocument *doc, Q3TextParagraph *parag, int *oldIndent = 0, int *newIndent = 0) = 0;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextPreProcessor
{
public:
enum Ids {
Standard = 0
};
Q3TextPreProcessor();
virtual ~Q3TextPreProcessor() {}
virtual void process(Q3TextDocument *doc, Q3TextParagraph *, int, bool = true) = 0;
virtual Q3TextFormat *format(int id) = 0;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextFormat
{
friend class Q3TextFormatCollection;
friend class Q3TextDocument;
public:
enum Flags {
NoFlags,
Bold = 1,
Italic = 2,
Underline = 4,
Family = 8,
Size = 16,
Color = 32,
Misspelled = 64,
VAlign = 128,
StrikeOut= 256,
Font = Bold | Italic | Underline | Family | Size | StrikeOut,
Format = Font | Color | Misspelled | VAlign
};
enum VerticalAlignment { AlignNormal, AlignSuperScript, AlignSubScript };
Q3TextFormat();
virtual ~Q3TextFormat();
Q3TextFormat(const Q3StyleSheetItem *s);
Q3TextFormat(const QFont &f, const QColor &c, Q3TextFormatCollection *parent = 0);
Q3TextFormat(const Q3TextFormat &fm);
Q3TextFormat makeTextFormat(const Q3StyleSheetItem *style, const QMap<QString,QString>& attr, double scaleFontsFactor) const;
Q3TextFormat& operator=(const Q3TextFormat &fm);
QColor color() const;
QFont font() const;
QFontMetrics fontMetrics() const { return fm; }
bool isMisspelled() const;
VerticalAlignment vAlign() const;
int minLeftBearing() const;
int minRightBearing() const;
int width(const QChar &c) const;
int width(const QString &str, int pos) const;
int height() const;
int ascent() const;
int descent() const;
int leading() const;
bool useLinkColor() const;
void setBold(bool b);
void setItalic(bool b);
void setUnderline(bool b);
void setStrikeOut(bool b);
void setFamily(const QString &f);
void setPointSize(int s);
void setFont(const QFont &f);
void setColor(const QColor &c);
void setMisspelled(bool b);
void setVAlign(VerticalAlignment a);
bool operator==(const Q3TextFormat &f) const;
Q3TextFormatCollection *parent() const;
const QString &key() const;
static QString getKey(const QFont &f, const QColor &c, bool misspelled, VerticalAlignment vAlign);
void addRef();
void removeRef();
QString makeFormatChangeTags(Q3TextFormat* defaultFormat, Q3TextFormat *f, const QString& oldAnchorHref, const QString& anchorHref) const;
QString makeFormatEndTags(Q3TextFormat* defaultFormat, const QString& anchorHref) const;
static void setPainter(QPainter *p);
static QPainter* painter();
bool fontSizesInPixels() { return usePixelSizes; }
protected:
virtual void generateKey();
private:
void update();
static void applyFont(const QFont &f);
private:
QFont fn;
QColor col;
QFontMetrics fm;
uint missp : 1;
uint linkColor : 1;
uint usePixelSizes : 1;
int leftBearing, rightBearing;
VerticalAlignment ha;
uchar widths[256];
int hei, asc, dsc;
Q3TextFormatCollection *collection;
int ref;
QString k;
int logicalFontSize;
int stdSize;
static QPainter *pntr;
static QFontMetrics *pntr_fm;
static int pntr_asc;
static int pntr_hei;
static int pntr_ldg;
static int pntr_dsc;
};
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
class Q_COMPAT_EXPORT Q3TextFormatCollection
{
friend class Q3TextDocument;
friend class Q3TextFormat;
public:
Q3TextFormatCollection();
virtual ~Q3TextFormatCollection();
void setDefaultFormat(Q3TextFormat *f);
Q3TextFormat *defaultFormat() const;
virtual Q3TextFormat *format(Q3TextFormat *f);
virtual Q3TextFormat *format(Q3TextFormat *of, Q3TextFormat *nf, int flags);
virtual Q3TextFormat *format(const QFont &f, const QColor &c);
virtual void remove(Q3TextFormat *f);
virtual Q3TextFormat *createFormat(const Q3TextFormat &f) { return new Q3TextFormat(f); }
virtual Q3TextFormat *createFormat(const QFont &f, const QColor &c) { return new Q3TextFormat(f, c, this); }
void updateDefaultFormat(const QFont &font, const QColor &c, Q3StyleSheet *sheet);
QPaintDevice *paintDevice() const { return paintdevice; }
void setPaintDevice(QPaintDevice *);
private:
void updateKeys();
private:
Q3TextFormat *defFormat, *lastFormat, *cachedFormat;
QHash<QString, Q3TextFormat *> cKey;
Q3TextFormat *cres;
QFont cfont;
QColor ccol;
QString kof, knf;
int cflags;
QPaintDevice *paintdevice;
};
class Q_COMPAT_EXPORT Q3TextParagraphPseudoDocument
{
public:
Q3TextParagraphPseudoDocument();
~Q3TextParagraphPseudoDocument();
QRect docRect;
Q3TextFormatter *pFormatter;
Q3TextCommandHistory *commandHistory;
int minw;
int wused;
Q3TextFormatCollection collection;
};
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline int Q3TextParagraph::length() const
{
return str->length();
}
inline QRect Q3TextParagraph::rect() const
{
return r;
}
inline int Q3TextCursor::index() const
{
return idx;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline int Q3TextDocument::x() const
{
return cx;
}
inline int Q3TextDocument::y() const
{
return cy;
}
inline int Q3TextDocument::width() const
{
return qMax(cw, flow_->width());
}
inline int Q3TextDocument::visibleWidth() const
{
return vw;
}
inline Q3TextParagraph *Q3TextDocument::firstParagraph() const
{
return fParag;
}
inline Q3TextParagraph *Q3TextDocument::lastParagraph() const
{
return lParag;
}
inline void Q3TextDocument::setFirstParagraph(Q3TextParagraph *p)
{
fParag = p;
}
inline void Q3TextDocument::setLastParagraph(Q3TextParagraph *p)
{
lParag = p;
}
inline void Q3TextDocument::setWidth(int w)
{
cw = qMax(w, minw);
flow_->setWidth(cw);
vw = w;
}
inline int Q3TextDocument::minimumWidth() const
{
return minw;
}
inline void Q3TextDocument::setY(int y)
{
cy = y;
}
inline int Q3TextDocument::leftMargin() const
{
return leftmargin;
}
inline void Q3TextDocument::setLeftMargin(int lm)
{
leftmargin = lm;
}
inline int Q3TextDocument::rightMargin() const
{
return rightmargin;
}
inline void Q3TextDocument::setRightMargin(int rm)
{
rightmargin = rm;
}
inline Q3TextPreProcessor *Q3TextDocument::preProcessor() const
{
return pProcessor;
}
inline void Q3TextDocument::setPreProcessor(Q3TextPreProcessor * sh)
{
pProcessor = sh;
}
inline void Q3TextDocument::setFormatter(Q3TextFormatter *f)
{
delete pFormatter;
pFormatter = f;
}
inline Q3TextFormatter *Q3TextDocument::formatter() const
{
return pFormatter;
}
inline void Q3TextDocument::setIndent(Q3TextIndent *i)
{
indenter = i;
}
inline Q3TextIndent *Q3TextDocument::indent() const
{
return indenter;
}
inline QColor Q3TextDocument::selectionColor(int id) const
{
const Q3TextDocument *p = this;
while (p->par)
p = p->par;
return p->selectionColors[id].background;
}
inline QColor Q3TextDocument::selectionTextColor(int id) const
{
const Q3TextDocument *p = this;
while (p->par)
p = p->par;
return p->selectionColors[id].text;
}
inline bool Q3TextDocument::hasSelectionTextColor(int id) const
{
const Q3TextDocument *p = this;
while (p->par)
p = p->par;
return p->selectionColors.contains(id);
}
inline void Q3TextDocument::setSelectionColor(int id, const QColor &c)
{
Q3TextDocument *p = this;
while (p->par)
p = p->par;
p->selectionColors[id].background = c;
}
inline void Q3TextDocument::setSelectionTextColor(int id, const QColor &c)
{
Q3TextDocument *p = this;
while (p->par)
p = p->par;
p->selectionColors[id].text = c;
}
inline Q3TextFormatCollection *Q3TextDocument::formatCollection() const
{
return fCollection;
}
inline int Q3TextDocument::alignment() const
{
return align;
}
inline void Q3TextDocument::setAlignment(int a)
{
align = a;
}
inline int *Q3TextDocument::tabArray() const
{
return tArray;
}
inline int Q3TextDocument::tabStopWidth() const
{
return tStopWidth;
}
inline void Q3TextDocument::setTabArray(int *a)
{
tArray = a;
}
inline void Q3TextDocument::setTabStops(int tw)
{
tStopWidth = tw;
}
inline QString Q3TextDocument::originalText() const
{
if (oTextValid)
return oText;
return text();
}
inline void Q3TextDocument::setFlow(Q3TextFlow *f)
{
if (flow_)
delete flow_;
flow_ = f;
}
inline void Q3TextDocument::takeFlow()
{
flow_ = 0;
}
// +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline QColor Q3TextFormat::color() const
{
return col;
}
inline QFont Q3TextFormat::font() const
{
return fn;
}
inline bool Q3TextFormat::isMisspelled() const
{
return missp;
}
inline Q3TextFormat::VerticalAlignment Q3TextFormat::vAlign() const
{
return ha;
}
inline bool Q3TextFormat::operator==(const Q3TextFormat &f) const
{
return k == f.k;
}
inline Q3TextFormatCollection *Q3TextFormat::parent() const
{
return collection;
}
inline void Q3TextFormat::addRef()
{
ref++;
}
inline void Q3TextFormat::removeRef()
{
ref--;
if (!collection)
return;
if (this == collection->defFormat)
return;
if (ref == 0)
collection->remove(this);
}
inline const QString &Q3TextFormat::key() const
{
return k;
}
inline bool Q3TextFormat::useLinkColor() const
{
return linkColor;
}
inline Q3TextStringChar *Q3TextParagraph::at(int i) const
{
return &str->at(i);
}
inline bool Q3TextParagraph::isValid() const
{
return invalid == -1;
}
inline bool Q3TextParagraph::hasChanged() const
{
return changed;
}
inline void Q3TextParagraph::setBackgroundColor(const QColor & c)
{
delete bgcol;
bgcol = new QColor(c);
setChanged(true);
}
inline void Q3TextParagraph::clearBackgroundColor()
{
delete bgcol; bgcol = 0; setChanged(true);
}
inline void Q3TextParagraph::append(const QString &s, bool reallyAtEnd)
{
if (reallyAtEnd) {
insert(str->length(), s);
} else {
int str_end = str->length() - 1;
insert(str_end > 0 ? str_end : 0, s);
}
}
inline Q3TextParagraph *Q3TextParagraph::prev() const
{
return p;
}
inline Q3TextParagraph *Q3TextParagraph::next() const
{
return n;
}
inline bool Q3TextParagraph::hasAnySelection() const
{
return mSelections ? !selections().isEmpty() : false;
}
inline void Q3TextParagraph::setEndState(int s)
{
if (s == state)
return;
state = s;
}
inline int Q3TextParagraph::endState() const
{
return state;
}
inline void Q3TextParagraph::setParagId(int i)
{
id = i;
}
inline int Q3TextParagraph::paragId() const
{
if (id == -1)
qWarning("invalid parag id!!!!!!!! (%p)", (void*)this);
return id;
}
inline bool Q3TextParagraph::firstPreProcess() const
{
return firstPProcess;
}
inline void Q3TextParagraph::setFirstPreProcess(bool b)
{
firstPProcess = b;
}
inline QMap<int, QTextLineStart*> &Q3TextParagraph::lineStartList()
{
return lineStarts;
}
inline Q3TextString *Q3TextParagraph::string() const
{
return str;
}
inline Q3TextParagraphPseudoDocument *Q3TextParagraph::pseudoDocument() const
{
if (hasdoc)
return 0;
return (Q3TextParagraphPseudoDocument*) docOrPseudo;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline Q3TextTableCell *Q3TextParagraph::tableCell() const
{
return hasdoc ? document()->tableCell () : 0;
}
#endif
inline Q3TextCommandHistory *Q3TextParagraph::commands() const
{
return hasdoc ? document()->commands() : pseudoDocument()->commandHistory;
}
inline int Q3TextParagraph::alignment() const
{
return align;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline void Q3TextParagraph::registerFloatingItem(Q3TextCustomItem *i)
{
floatingItems().append(i);
}
inline void Q3TextParagraph::unregisterFloatingItem(Q3TextCustomItem *i)
{
floatingItems().removeAll(i);
}
#endif
inline QBrush *Q3TextParagraph::background() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return tableCell() ? tableCell()->backGround() : 0;
#else
return 0;
#endif
}
inline int Q3TextParagraph::documentWidth() const
{
return hasdoc ? document()->width() : pseudoDocument()->docRect.width();
}
inline int Q3TextParagraph::documentVisibleWidth() const
{
return hasdoc ? document()->visibleWidth() : pseudoDocument()->docRect.width();
}
inline int Q3TextParagraph::documentX() const
{
return hasdoc ? document()->x() : pseudoDocument()->docRect.x();
}
inline int Q3TextParagraph::documentY() const
{
return hasdoc ? document()->y() : pseudoDocument()->docRect.y();
}
inline void Q3TextParagraph::setExtraData(Q3TextParagraphData *data)
{
eData = data;
}
inline Q3TextParagraphData *Q3TextParagraph::extraData() const
{
return eData;
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline void Q3TextFormatCollection::setDefaultFormat(Q3TextFormat *f)
{
defFormat = f;
}
inline Q3TextFormat *Q3TextFormatCollection::defaultFormat() const
{
return defFormat;
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
inline Q3TextFormat *Q3TextStringChar::format() const
{
return (type == Regular) ? p.format : p.custom->format;
}
#ifndef QT_NO_TEXTCUSTOMITEM
inline Q3TextCustomItem *Q3TextStringChar::customItem() const
{
return isCustom() ? p.custom->custom : 0;
}
#endif
inline int Q3TextStringChar::height() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->height() : (customItem()->placement() == Q3TextCustomItem::PlaceInline ? customItem()->height : 0);
#else
return format()->height();
#endif
}
inline int Q3TextStringChar::ascent() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->ascent() : (customItem()->placement() == Q3TextCustomItem::PlaceInline ? customItem()->ascent() : 0);
#else
return format()->ascent();
#endif
}
inline int Q3TextStringChar::descent() const
{
#ifndef QT_NO_TEXTCUSTOMITEM
return !isCustom() ? format()->descent() : 0;
#else
return format()->descent();
#endif
}
#endif // QT_NO_RICHTEXT
QT_END_NAMESPACE
#endif // Q3RICHTEXT_P_H