private void writeHex(LexicalUnit lu) {
write("#");
for (LexicalUnit current = lu; current != null; current = current.getNextLexicalUnit()) {
if (current.getLexicalUnitType() == LexicalUnit.SAC_INTEGER) {
String value = Integer.toHexString(current.getIntegerValue());
if (value.length() == 1) {
value = String.format("0%s", value);
}
write(value);
}
}
}
void write(LexicalUnit lu) {
short type = lu.getLexicalUnitType();
switch (type) {
case LexicalUnit.SAC_URI:
write("url(");
write(lu.getStringValue());
write(")");
break;
case LexicalUnit.SAC_STRING_VALUE:
write('"');
write(lu.getStringValue());
write('"');
break;
case LexicalUnit.SAC_IDENT:
write(lu.getStringValue());
break;
case LexicalUnit.SAC_REAL:
write(lu.getFloatValue());
break;
case LexicalUnit.SAC_PIXEL:
write(lu.getFloatValue());
write("px");
break;
case LexicalUnit.SAC_MILLIMETER:
write(lu.getFloatValue());
write("mm");
break;
case LexicalUnit.SAC_CENTIMETER:
write(lu.getFloatValue());
write("cm");
break;
case LexicalUnit.SAC_PERCENTAGE:
write(lu.getFloatValue());
write("%");
break;
case LexicalUnit.SAC_POINT:
write(lu.getFloatValue());
write("pt");
break;
case LexicalUnit.SAC_EM:
write(lu.getFloatValue());
write("em");
break;
case LexicalUnit.SAC_INTEGER:
write(lu.getIntegerValue());
break;
case LexicalUnit.SAC_FUNCTION:
write(lu.getFunctionName());
write("(");
write(lu.getParameters(), "");
write(")");
break;
case LexicalUnit.SAC_RGBCOLOR:
// Use hexadecimal notation instead
writeHex(lu.getParameters());
break;
case LexicalUnit.SAC_OPERATOR_COMMA:
write(",");
break;
case LexicalUnit.SAC_INHERIT:
write("inherit");
break;
default:
throw new UnsupportedOperationException("Lexical unit type " + type + " is not handled");
}
}