static char* process_fixed_string(char *source)
{
unsigned int value;
char *destination;
source += 8;
destination = source;
while (source[0]) {
value = (unsigned char)source[0];
if (value == '\\' && source[1] == 'x' && is_hex_number(source[2]) && is_hex_number(source[3])) {
value = hex_number_value(source[2]) << 4 | hex_number_value(source[3]);
source += 3;
}
source++;
*destination++ = value;
}
if (destination[-1] == '\n') {
destination--;
destination[0] = '\0';
}
return destination;
}
void getColorAttributeFromNode(dom::NodePtr theStyleNode, const std::string& theAttributeName, asl::Vector4f & theMember) {
if (theStyleNode->getAttribute(theAttributeName)) {
std::string myAttribute = theStyleNode->getAttribute(theAttributeName)->nodeValue();
if (myAttribute.substr(0, 1) == "[") {
asl::fromString(myAttribute, theMember);
} else if (myAttribute.size() == 6) {
// hex color conversion
unsigned r = 0;
unsigned g = 0;
unsigned b = 0;
bool success = is_hex_number(myAttribute.substr(0, 2), r);
success &= is_hex_number(myAttribute.substr(2, 2), g);
success &= is_hex_number(myAttribute.substr(4, 2), b);
if (success) {
theMember[0]= r/255.0f;
theMember[1]= g/255.0f;
theMember[2]= b/255.0f;
theMember[3] = 1.0f;
}
} else {
throw asl::Exception("unknown textstyle color format " + myAttribute, PLUS_FILE_LINE);
}
}
}
bool lex_stream_t::implementation_t::is_number(char c, stream_lex_token_t& result)
{
return is_hex_number(c, result) || is_dec_number(c, result);
}
