void FontTranslator::parseAttribute(ScriptCompiler* compiler, FontPtr& pFont,
PropertyAbstractNode* prop)
{
String& attrib = prop->name;
String val;
if (attrib == "glyph")
{
float coords[4];
if (prop->values.size() != 5 || !getString(prop->values.front(), &val) ||
!getFloats(++prop->values.begin(), prop->values.end(), coords, 4))
{
compiler->addError(ScriptCompiler::CE_INVALIDPARAMETERS, prop->file, prop->line);
return;
}
// Set
// Support numeric and character glyph specification
Font::CodePoint cp;
if (val.size() > 1 && val[0] == 'u')
{
// Unicode glyph spec
String trimmed = val.substr(1);
cp = StringConverter::parseUnsignedInt(trimmed);
}
else
{
// Direct character
cp = val[0];
}
pFont->setGlyphTexCoords(cp, coords[0], coords[1], coords[2], coords[3],
1.0); // assume image is square
}
else if (attrib == "antialias_colour")
{
bool flag;
if (prop->values.empty() || !getBoolean(prop->values.front(), &flag))
{
compiler->addError(ScriptCompiler::CE_STRINGEXPECTED, prop->file, prop->line);
return;
}
pFont->setAntialiasColour(flag);
}
else if (attrib == "code_points")
{
if (prop->values.empty())
{
compiler->addError(ScriptCompiler::CE_INVALIDPARAMETERS, prop->file, prop->line);
return;
}
for (auto& v : prop->values)
{
bool succ = getString(v, &val);
StringVector itemVec = StringUtil::split(val, "-");
if (succ && itemVec.size() == 2)
{
pFont->addCodePointRange(
Font::CodePointRange(StringConverter::parseUnsignedInt(itemVec[0]),
StringConverter::parseUnsignedInt(itemVec[1])));
}
}
}
else if (prop->values.empty() || !getString(prop->values.front(), &val) ||
!pFont->setParameter(attrib, val))
{
compiler->addError(ScriptCompiler::CE_INVALIDPARAMETERS, prop->file, prop->line);
}
}
