katefont.h
/* This file is part of the KDE libraries
Copyright (C) 2002 Christian Couder <christian@kdevelop.org>
Copyright (C) 2001 Christoph Cullmann <cullmann@kde.org>
Copyright (C) 2001 Joseph Wenninger <jowenn@kde.org>
Copyright (C) 1999 Jochen Wilhelmy <digisnap@cs.tu-berlin.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef __kate_font_h__
#define __kate_font_h__
#include <qfont.h>
#include <qfontmetrics.h>
//
// KateFontMetrics implementation
//
class KateFontMetrics : public QFontMetrics
{
public:
KateFontMetrics(const QFont& f);
~KateFontMetrics();
int width(QChar c);
int width(QString s) { return QFontMetrics::width(s); }
private:
short *createRow (short *wa, uchar row);
private:
short *warray[256];
};
//
// KateFontStruct definition
//
class KateFontStruct
{
public:
KateFontStruct();
~KateFontStruct();
void setFont(const QFont & font);
private:
void updateFontData ();
public:
inline int width (const QString& text, int col, bool bold, bool italic, int tabWidth)
{
if (text[col] == QChar('\t'))
return tabWidth * myFontMetrics.width(' ');
return (bold) ?
( (italic) ?
myFontMetricsBI.charWidth(text, col) :
myFontMetricsBold.charWidth(text, col) ) :
( (italic) ?
myFontMetricsItalic.charWidth(text, col) :
myFontMetrics.charWidth(text, col) );
}
inline int width (const QChar& c, bool bold, bool italic, int tabWidth)
{
if (c == QChar('\t'))
return tabWidth * myFontMetrics.width(' ');
return (bold) ?
( (italic) ?
myFontMetricsBI.width(c) :
myFontMetricsBold.width(c) ) :
( (italic) ?
myFontMetricsItalic.width(c) :
myFontMetrics.width(c) );
}
inline const QFont& font(bool bold, bool italic) const
{
return (bold) ?
( (italic) ? myFontBI : myFontBold ) :
( (italic) ? myFontItalic : myFont );
}
inline bool fixedPitch() const { return m_fixedPitch; }
public:
QFont myFont, myFontBold, myFontItalic, myFontBI;
KateFontMetrics myFontMetrics, myFontMetricsBold, myFontMetricsItalic, myFontMetricsBI;
int fontHeight;
int fontAscent;
private:
bool m_fixedPitch;
};
#endif

KDE Home | KDE Accessibility Home | Description of Access Keys