bool ReadGeneral (GString line, OsuLoadInfo* Info)
{
GString Command = line.substr(0, line.find_first_of(" ")); // Lines are Information:<space>Content
GString Content = line.substr(line.find_first_of(":") + 1);
Content = Content.substr(Content.find_first_not_of(" "));
if (Command == "AudioFilename:")
{
if (Content == "virtual")
{
Info->Diff->IsVirtual = true;
return true;
}
else
{
#ifdef VERBOSE_DEBUG
printf("Audio filename found: %s\n", Content.c_str());
#endif
Utility::Trim(Content);
Info->OsuSong->SongFilename = Content;
Info->OsuSong->SongPreviewSource = Content;
}
}else if (Command == "Mode:")
{
Info->ReadAModeTag = true;
if (Content != "3") // It's not a osu!mania chart, so we can't use it.
return false;
}else if (Command == "SampleSet:")
{
Utility::ToLower(Content); Utility::Trim(Content);
Info->DefaultSampleset = Content;
}
else if (Command == "PreviewTime:")
{
if (Content != "-1")
{
if (Info->OsuSong->PreviewTime == 0)
Info->OsuSong->PreviewTime = latof(Content) / 1000;
}
} else if (Command == "SpecialStyle:")
{
if (Content == "1")
Info->Diff->Data->Turntable = true;
}
return true;
}
shared_ptr<osb::SpriteList> ReadOSBEvents(std::istream& event_str)
{
auto list = make_shared<osb::SpriteList>();
int previous_lead = 100;
shared_ptr<osb::BGASprite> sprite = nullptr;
shared_ptr<osb::Loop> loop = nullptr;
bool readingLoop = false;
GString line;
while (std::getline(event_str, line))
{
int lead_spaces;
line = line.substr(line.find("//")); // strip comments
lead_spaces = line.find_first_not_of("\t _");
line = line.substr(lead_spaces, line.length() - lead_spaces + 1);
vector<GString> split_result;
boost::split(split_result, line, boost::is_any_of(","));
for (auto &&s : split_result) boost::algorithm::to_lower(s);
if (!line.length() || !split_result.size()) continue;
if (lead_spaces < previous_lead && !readingLoop)
{
if (split_result[0] == "sprite")
{
Vec2 new_position(latof(split_result[3]), latof(split_result[4]));
sprite = make_shared<osb::BGASprite>(split_result[1], OriginFromString(split_result[2]), new_position);
list->push_back(sprite);
}
} else {
if (!sprite)
throw std::runtime_error("OSB command unpaired with sprite.");
// If it's a loop, check if we're out of it.
// If we're out of it, read a regular event, otherwise, read an event to the loop
if (readingLoop)
{
if (lead_spaces < previous_lead) {
readingLoop = false;
// We're done reading the loop - unroll it.
auto loop_events = loop->Unroll();
for (auto i = 0; i < osb::EVT_COUNT; i++)
for (auto evt : (*loop_events)[i])
sprite->AddEvent(evt);
}
else
loop->AddEvent(ParseEvent(split_result));
}
// It's not a command on the loop, or we weren't reading a loop in the first place.
// Read a regular command.
// Not "else" because we do want to execute this if we're no longer reading the loop.
if (!readingLoop) {
auto ev = ParseEvent(split_result);
// A loop began - set that we are reading a loop and set this loop as where to add the following commands.
if (ev->GetEventType() == osb::EVT_LOOP)
{
loop = static_pointer_cast<osb::Loop>(ev);
readingLoop = true;
}else // add this event, if not a loop to this sprite. It'll be unrolled once outside.
sprite->AddEvent(ev);
}
}
previous_lead = lead_spaces;
}
return list;
}