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#include "FontControl.h"
int FontControl::gzoom()
{
int ret;
if (m_size == g_size)
{
ret = m_fontsizes[m_size]*m_basesize;
}
else if (g_size < 0)
{
int f = -g_size;
ret = (m_fontsizes[0]*m_basesize) >> (f/2);
if (f%2) ret = (2*ret/3);
}
else
{
int f = g_size - m_maxsize + 1;
ret = (m_fontsizes[m_maxsize-1]*m_basesize) << (f/2);
if (f%2) ret = (3*ret/2);
}
return ret;
}
bool FontControl::ChangeFont(QString& n, int tgt)
{
QValueList<int>::Iterator it;
QFontDatabase fdb;
QValueList<int> sizes = fdb.pointSizes(n);
if (sizes.count() == 0)
{
return false;
}
else
{
m_fontname = n;
m_maxsize = sizes.count();
if (m_fontsizes != NULL) delete [] m_fontsizes;
m_fontsizes = new int[m_maxsize];
uint i = 0;
uint best = 0;
for (it = sizes.begin(); it != sizes.end(); it++)
{
#if defined(OPIE) || !defined(USEQPE)
m_fontsizes[i] = (*it);
#else
m_fontsizes[i] = (*it)/10;
#endif
if (abs(tgt-m_fontsizes[i]) < abs(tgt-m_fontsizes[best]))
{
best = i;
}
i++;
}
g_size = m_size = best;
}
return true;
}
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