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#ifndef __FONTCONTROL_H
#define __FONTCONTROL_H
#include <qfontmetrics.h>
#include "StyleConsts.h"
class FontControl
{
int * m_fontsizes;
int m_size, g_size;
QString m_fontname;
QString m_fixedfontname;
int m_maxsize;
bool m_hasCourier;
int m_leading, m_extraspace;
unsigned char m_basesize;
bool m_fixgraphics;
public:
void FixGraphics(bool _b)
{
m_fixgraphics = _b;
}
bool FixGraphics()
{
return m_fixgraphics;
}
void setBaseSize(unsigned char _s) { m_basesize = _s; }
unsigned char getBaseSize() { return m_basesize; }
int gzoom();
FontControl(QString n = "helvetica", int size = 10)
:
m_fontsizes(NULL), m_hasCourier(false), m_leading(0), m_extraspace(0), m_fixgraphics(true)
{
ChangeFont(n, size);
}
~FontControl()
{
if (m_fontsizes != NULL) delete [] m_fontsizes;
}
void hasCourier(bool _b, const QString& _nm)
{
m_hasCourier = _b;
m_fixedfontname = _nm;
}
QString& fixedfontname() { return m_fixedfontname; }
bool hasCourier() { return m_hasCourier; }
QString name() { return m_fontname; }
int currentsize() { return (m_fontsizes == NULL) ? 0 : m_fontsizes[m_size]; }
int getsize(const CStyle& size)
{
return getsize(size.getFontSize());
}
int getsize(int _offset)
{
int tgt = m_size+_offset;
if (tgt < 0)
{
tgt = 0;
}
if (tgt >= m_maxsize)
{
tgt = m_maxsize - 1;
}
return tgt >= 0 ? m_fontsizes[tgt] : 12;
}
int ascent()
{
QFont f(name(), currentsize());
QFontMetrics fm(f);
return fm.ascent();
}
int ascent(const CStyle& ch)
{
QFont f(name(), getsize(ch));
QFontMetrics fm(f);
return fm.ascent();
}
int descent()
{
QFont f(name(), currentsize());
QFontMetrics fm(f);
return fm.descent();
}
int descent(const CStyle& ch)
{
QFont f(name(), getsize(ch));
QFontMetrics fm(f);
return fm.descent();
}
int lineSpacing()
{
QFont f(name(), currentsize());
QFontMetrics fm(f);
return fm.lineSpacing();
}
int lineSpacing(const CStyle& ch)
{
QFont f(name(), getsize(ch));
QFontMetrics fm(f);
return fm.lineSpacing();
}
bool decreasesize()
{
if (m_fixgraphics)
{
if (--m_size < 0)
{
m_size = 0;
return false;
}
g_size = m_size;
}
else
{
if (g_size-- == m_size)
{
if (--m_size < 0)
{
m_size = 0;
}
}
}
// qDebug("Font:%d Graphics:%d", m_size, g_size);
return true;
}
bool increasesize()
{
if (m_fixgraphics)
{
if (++m_size >= m_maxsize)
{
m_size = m_maxsize - 1;
return false;
}
g_size = m_size;
}
else
{
if (g_size++ == m_size)
{
if (++m_size >= m_maxsize)
{
m_size = m_maxsize - 1;
}
}
}
return true;
}
bool ChangeFont(QString& n)
{
return ChangeFont(n, currentsize());
}
bool ChangeFont(QString& n, int tgt);
void setlead(int _lead)
{
m_leading = _lead;
}
int getlead()
{
return m_leading;
}
void setextraspace(int _lead)
{
m_extraspace = _lead;
}
int getextraspace()
{
return m_extraspace;
}
};
#endif
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