void Format::Integer::Traverse(std::basic_ifstream<Char> &from, Extension &ext) const
{
if(size == 1)
{
from.read((Char*)&ext.ByteValue, sizeof(ext.ByteValue));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Byte);
}
else if(size == 2)
{
from.read((Char*)&ext.ShortValue, sizeof(ext.ShortValue)/sizeof(Char));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Short);
}
else if(size == 4)
{
from.read((Char*)&ext.IntValue, sizeof(ext.IntValue)/sizeof(Char));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Int);
}
else if(size == 8)
{
from.read((Char*)&ext.LongValue, sizeof(ext.LongValue)/sizeof(Char));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Long);
}
else
{
ext.GenerateError(_T("Unkown Size; not Byte, Short, Int, or Long"));
}
}
Format::ItemGroup::ItemGroup(std::basic_ifstream<Char> &from, const String &nam) : Item(nam) //Deserialize
{
String n;
int c;
items_t::size_type size;
from.read((Char*)&size, sizeof(size)/sizeof(Char));
for(items_t::size_type i = 0; i < size; ++i)
{
for(n.clear(); c = from.get(); n += char(c));
if((c = from.get()) == ItemGroup::TypeID)
{
items.push_back(new ItemGroup(from, n));
}
else if(c == Integer::TypeID)
{
items.push_back(new Integer(from, n));
}
else if(c == Float::TypeID)
{
items.push_back(new Float(from, n));
}
else if(c == Str::TypeID)
{
items.push_back(new Str(from, n));
}
else if(c == Raw::TypeID)
{
items.push_back(new Raw(from, n));
}
else
{
throw this;
}
}
}
void Format::Float::Traverse(std::basic_ifstream<Char> &from, Extension &ext) const
{
if(doub)
{
from.read((Char*)&ext.DoubleValue, sizeof(ext.DoubleValue)/sizeof(Char));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Double);
}
else
{
from.read((Char*)&ext.FloatValue, sizeof(ext.FloatValue)/sizeof(Char));
ext.Runtime.GenerateEvent(Extension::Trigger::Load::Float);
}
}
static Script::String loadFile(std::basic_ifstream<Script::Char>& instream, const std::string& filename) {
Script::String chars;
Script::Char* buffer = new Script::Char[1024 * 1024];
try {
while (!instream.eof()) {
if (instream.bad())
throw Script::Xception(Script::String("Error reading from file: ") += Pika::escape(filename));
instream.read(buffer, 1024 * 1024);
chars += Script::String(buffer, static_cast<Script::String::size_type>(instream.gcount()));
}
instream.close();
}
catch (...) {
delete [] buffer;
throw;
}
delete [] buffer;
return chars;
}
void Format::ItemGroup::Traverse(std::basic_ifstream<Char> &from, Extension &ext) const
{
ext.FormatTimes = 1;
if(ext.OfFormat.length())
{
ext.ElemName = name;
ext.Runtime.GenerateEvent(Extension::Trigger::Load::SubFormat);
}
for(unsigned i = 0, k = ext.FormatTimes; i < k; ++i)
{
for(items_t::const_iterator it = items.begin(); it != items.end(); ++it)
{
ext.FormatTimes = i;
ext.OfFormat = name;
ext.ElemName = (*it)->name;
(*it)->Traverse(from, ext);
if(!ext.Assert(from.good(), String(_T("An error occured while reading the file after: "))+(*it)->name)) return;
}
}
}
Str(std::basic_ifstream<Char> &from, const String &n) : Item(n) //Deserialize
{
Char u;
from.read(&u, sizeof(u)/sizeof(Char));
unicode = u?true:false;
}
Float(std::basic_ifstream<Char> &from, const String &n) : Item(n) //Deserialize
{
Char d;
from.read(&d, sizeof(d)/sizeof(Char));
doub = d?true:false;
}
Integer(std::basic_ifstream<Char> &from, const String &n) : Item(n) //Deserialize
{
from.read((Char*)&size, sizeof(size)/sizeof(Char));
}
template<typename CharType>void skip_utf8_bom(std::basic_ifstream<CharType>& fs) {
int dst[3];
for (auto& i : dst) i = fs.get();
constexpr int utf8[] = { 0xEF, 0xBB, 0xBF };
if (!std::equal(std::begin(dst), std::end(dst), utf8)) fs.seekg(0);
}
