JFontID
JXFontManager::GetFontID
(
const JCharacter* name,
const JSize size,
const JFontStyle& style
)
const
{
const JSize count = itsFontList->GetElementCount();
for (JIndex i=1; i<=count; i++)
{
const FontInfo info = itsFontList->GetElement(i);
if (*(info.name) == name && info.size == size &&
info.style.bold == style.bold &&
info.style.italic == style.italic)
{
return i;
}
}
// falling through means we need to create a new entry
JString xFontName, charSet;
ConvertToXFontName(name, &xFontName, &charSet);
#ifdef _J_USE_XFT
FontInfo info;
info.xftfont = GetNewFont(xFontName, charSet, size, style);
info.exact = kJTrue;
if (info.xftfont == NULL)
{
info.exact = kJFalse;
info.xftfont = ApproximateFont(xFontName, charSet, size, style);
}
#else
FontInfo info;
info.xfont = GetNewFont(xFontName, charSet, size, style);
info.exact = kJTrue;
if (info.xfont == NULL)
{
info.exact = kJFalse;
info.xfont = ApproximateFont(xFontName, charSet, size, style);
}
#endif
info.name = new JString(name);
assert( info.name != NULL );
info.size = size;
info.style = style;
itsFontList->AppendElement(info);
return itsFontList->GetElementCount();
}
void
JXFontManager::ApproximateFont
(
const JCharacter* origName,
const JSize origSize,
const JFontStyle& origStyle,
XFont* xfont
)
const
{
JString name = origName;
JSize size = origSize;
JFontStyle style = origStyle;
while (1)
{
if (size % 2 == 1)
{
size--; // even sizes are more common
}
else if (size < 12)
{
size += 2;
}
else if (size > 12)
{
size -= 2;
}
else if (style.bold)
{
style.bold = kJFalse;
size = origSize;
}
else if (style.italic)
{
style.italic = kJFalse;
size = origSize;
}
else if (name != JGetDefaultFontName())
{
name = JGetDefaultFontName();
size = origSize;
style = origStyle;
}
else
{
// this should never happen, but it does with some Win95 X servers
cerr << "The X server does not have any 75 dpi PostScript fonts, not even ";
cerr << JGetDefaultFontName() << endl;
cerr << "Please install the xorg-x11-fonts-75dpi package" << endl;
JXApplication::Abort(JXDocumentManager::kServerDead, kJFalse);
}
if (GetNewFont(name, size, style, xfont))
{
break;
}
}
}
static HFONT GetNewBrowserFont(HDC hDC, LPSTR pTypeFace,
WORD wStyle, int size,
BYTE bItalic, BYTE bUnderline, BYTE bVector)
{
if (!FontFace[0])
{
WORD ylu = HIWORD(GetDialogBaseUnits());
KppGetKappaIniFile(return_buffer, RET_BUFFER_LEN);
GetPrivateProfileString("Browser", "FontFace", "Default",
FontFace, 32, return_buffer);
FontSize = GetPrivateProfileInt("Browser", "FontSize",
wStartFontSize, return_buffer);
/* Get FontSize in points */
FontSize = (FontSize * ylu * 72) / (8 * wLogPixelY);
bDefaultFont = !strcmpi(FontFace, "Default");
}
if (bDefaultFont)
strcpy(FontFace, pTypeFace);
else if (size == (int) wStartFontSize)
size = FontSize;
if (wStartFontSize != START_FONT_SIZE)
size = MulDiv(size, wStartFontSize, START_FONT_SIZE);
return GetNewFont(FontFace, wStyle, size, bItalic, bUnderline, bVector);
}
JFontID
JXFontManager::GetFontID
(
const JCharacter* name,
const JSize size,
const JFontStyle& style
)
const
{
const JSize count = itsFontList->GetElementCount();
for (JIndex i=1; i<=count; i++)
{
const FontInfo info = itsFontList->GetElement(i);
if (*(info.name) == name && info.size == size &&
info.style.bold == style.bold &&
info.style.italic == style.italic)
{
return i;
}
}
// falling through means we need to create a new entry
const JString xFontName = ConvertToXFontName(name);
FontInfo info;
if (GetNewFont(xFontName, size, style, &(info.xfont)))
{
info.exact = kJTrue;
}
else
{
info.exact = kJFalse;
ApproximateFont(xFontName, size, style, &(info.xfont));
}
info.name = new JString(name);
assert( info.name != NULL );
info.size = size;
info.style = style;
info.monoWidth = IsMonospace(info.xfont);
itsFontList->AppendElement(info);
return itsFontList->GetElementCount();
}
XFontStruct*
#endif
JXFontManager::ApproximateFont
(
const JCharacter* origName,
const JCharacter* origCharSet,
const JSize origSize,
const JFontStyle& origStyle
)
const
{
JString name = origName;
JString charSet = origCharSet;
JSize size = origSize;
JFontStyle style = origStyle;
#ifdef _J_USE_XFT
XftFont* xfont = NULL;
#else
XFontStruct* xfont = NULL;
#endif
while (xfont == NULL)
{
if (size % 2 == 1)
{
size--; // even sizes are more common
}
else if (size < 12)
{
size += 2;
}
else if (size > 12)
{
size -= 2;
}
else if (style.bold)
{
style.bold = kJFalse;
size = origSize;
}
else if (style.italic)
{
style.italic = kJFalse;
size = origSize;
}
else if (name != JGetDefaultFontName())
{
name = JGetDefaultFontName();
size = origSize;
style = origStyle;
}
else if (!charSet.IsEmpty())
{
charSet.Clear();
name = origName;
size = origSize;
style = origStyle;
}
else
{
// this should never happen, but it does with some Win95 X servers
cerr << "The X server does not have any PostScript fonts at all, not even ";
cerr << JGetDefaultFontName() << endl;
JXApplication::Abort(JXDocumentManager::kServerDead, kJFalse);
}
xfont = GetNewFont(name, charSet, size, style);
}
return xfont;
}
