void XeTeXFontInst_FT2::initialize(LEErrorCode &status)
{
if (face == 0) {
status = LE_FONT_FILE_NOT_FOUND_ERROR;
return;
}
XeTeXFontInst::initialize(status);
if (LE_FAILURE(status)) {
/* font can ONLY be used via FreeType APIs, not direct table access */
fFreeTypeOnly = true;
status = LE_NO_ERROR;
/* fill in fields that XeTeXFontInst::initialize failed to get for us */
fUnitsPerEM = face->units_per_EM;
fAscent = yUnitsToPoints(face->ascender);
fDescent = yUnitsToPoints(face->descender);
// fLeading = ;
fItalicAngle = 0;
PS_FontInfoRec font_info;
if (FT_Get_PS_Font_Info(face, &font_info) == 0) {
// will return error if it wasn't a PS font
fItalicAngle = font_info.italic_angle;
}
}
return;
}
SimpleFontInstance::SimpleFontInstance(float pointSize, LEErrorCode &status)
: fPointSize(pointSize), fAscent(0), fDescent(0)
{
if (LE_FAILURE(status)) {
return;
}
fAscent = (le_int32) yUnitsToPoints(2000.0);
fDescent = (le_int32) yUnitsToPoints(600.0);
return;
}
void LEFontInstance::transformFunits(float xFunits, float yFunits, LEPoint &pixels) const
{
pixels.fX = xUnitsToPoints(xFunits) * getScaleFactorX();
pixels.fY = yUnitsToPoints(yFunits) * getScaleFactorY();
}
void LEFontInstance::unitsToPoints(LEPoint &units, LEPoint &points) const
{
points.fX = xUnitsToPoints(units.fX);
points.fY = yUnitsToPoints(units.fY);
}
