kate Library: katefont.h Source File (kate Library)

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# katefont.h

    00001 /* This file is part of the KDE libraries
    00002    Copyright (C) 2002 Christian Couder <christian@kdevelop.org>
    00003    Copyright (C) 2001 Christoph Cullmann <cullmann@kde.org>
    00004    Copyright (C) 2001 Joseph Wenninger <jowenn@kde.org>
    00005    Copyright (C) 1999 Jochen Wilhelmy <digisnap@cs.tu-berlin.de>
    00006
    00007    This library is free software; you can redistribute it and/or
    00008    modify it under the terms of the GNU Library General Public
    00009    License version 2 as published by the Free Software Foundation.
    00010
    00011    This library is distributed in the hope that it will be useful,
    00012    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00014    Library General Public License for more details.
    00015
    00016    You should have received a copy of the GNU Library General Public License
    00017    along with this library; see the file COPYING.LIB.  If not, write to
    00018    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00019    Boston, MA 02111-1307, USA.
    00020 */
    00021
    00022 #ifndef __kate_font_h__
    00023 #define __kate_font_h__
    00024
    00025 #include <qfont.h>
    00026 #include <qfontmetrics.h>
    00027
    00028 //
    00029 // KateFontMetrics implementation
    00030 //
    00031
    00032 class KateFontMetrics : public QFontMetrics
    00033 {
    00034   public:
    00035     KateFontMetrics(const QFont& f);
    00036     ~KateFontMetrics();
    00037
    00038     int width(QChar c);
    00039
    00040     int width(QString s) { return QFontMetrics::width(s); }
    00041
    00042   private:
    00043     short *createRow (short *wa, uchar row);
    00044
    00045   private:
    00046     short *warray[256];
    00047 };
    00048
    00049 //
    00050 // KateFontStruct definition
    00051 //
    00052
    00053 class KateFontStruct
    00054 {
    00055   public:
    00056     KateFontStruct();
    00057     ~KateFontStruct();
    00058
    00059     void setFont(const QFont & font);
    00060
    00061   private:
    00062     void updateFontData ();
    00063
    00064   public:
    00065     inline int width (const QString& text, int col, bool bold, bool italic, int tabWidth)
    00066     {
    00067       if (text[col] == QChar('\t'))
    00068         return tabWidth * myFontMetrics.width(' ');
    00069
    00070       return (bold) ?
    00071         ( (italic) ?
    00072           myFontMetricsBI.charWidth(text, col) :
    00073           myFontMetricsBold.charWidth(text, col) ) :
    00074         ( (italic) ?
    00075           myFontMetricsItalic.charWidth(text, col) :
    00076           myFontMetrics.charWidth(text, col) );
    00077     }
    00078
    00079     inline int width (const QChar& c, bool bold, bool italic, int tabWidth)
    00080     {
    00081       if (c == QChar('\t'))
    00082         return tabWidth * myFontMetrics.width(' ');
    00083
    00084       return (bold) ?
    00085         ( (italic) ?
    00086           myFontMetricsBI.width(c) :
    00087           myFontMetricsBold.width(c) ) :
    00088         ( (italic) ?
    00089           myFontMetricsItalic.width(c) :
    00090           myFontMetrics.width(c) );
    00091     }
    00092
    00093     inline const QFont& font(bool bold, bool italic) const
    00094     {
    00095       return (bold) ?
    00096         ( (italic) ? myFontBI : myFontBold ) :
    00097         ( (italic) ? myFontItalic : myFont );
    00098     }
    00099
    00100     inline bool fixedPitch() const { return m_fixedPitch; }
    00101
    00102   public:
    00103     QFont myFont, myFontBold, myFontItalic, myFontBI;
    00104
    00105     KateFontMetrics myFontMetrics, myFontMetricsBold, myFontMetricsItalic, myFontMetricsBI;
    00106
    00107     int fontHeight;
    00108     int fontAscent;
    00109
    00110   private:
    00111     bool m_fixedPitch;
    00112 };
    00113
    00114 #endif

This file is part of the documentation for kate Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
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