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Reimplementation of SourceInputCallbacks into Session

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Session should be the object holding the list of inputs parameters (e.g. synchrony) and the list of source callbacks. This also avoids mixing input when copying sources.  Code could be improved but is operational.
This commit is contained in:
Bruno Herbelin
2022-03-07 00:23:24 +01:00
parent 83e77681d9
commit 39b61fe331
18 changed files with 689 additions and 478 deletions
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60
SessionVisitor.cpp
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@@ -110,6 +110,9 @@ bool SessionVisitor::saveSession(const std::string& filename, Session *session)
// 5. optional playlists
savePlayGroups( &xmlDoc, session );
// 5. optional playlists
saveInputCallbacks( &xmlDoc, session );
// save file to disk
return ( XMLSaveDoc(&xmlDoc, filename) );
}
@@ -202,6 +205,47 @@ void SessionVisitor::savePlayGroups(tinyxml2::XMLDocument *doc, Session *session
}
}
void SessionVisitor::saveInputCallbacks(tinyxml2::XMLDocument *doc, Session *session)
{
// invalid inputs
if (doc != nullptr && session != nullptr)
{
// create node
XMLElement *inputsNode = doc->NewElement("InputCallbacks");
doc->InsertEndChild(inputsNode);
// list of inputs assigned in the session
std::list<uint> inputs = session->assignedInputs();
if (!inputs.empty()) {
// loop over list of inputs
for (auto i = inputs.begin(); i != inputs.end(); ++i) {
// get all callbacks for this input
auto result = session->getSourceCallbacks(*i);
for (auto kit = result.cbegin(); kit != result.cend(); ++kit) {
// create node for this callback
XMLElement *cbNode = doc->NewElement("Callback");
cbNode->SetAttribute("input", *i);
cbNode->SetAttribute("id", kit->first->id());
inputsNode->InsertEndChild(cbNode);
// launch visitor to complete attributes
SessionVisitor sv(doc, cbNode);
kit->second->accept(sv);
}
}
}
// save array of synchronyzation mode for all inputs (CSV)
std::ostringstream oss;
std::vector<Metronome::Synchronicity> synch = session->getInputSynchrony();
for (auto token = synch.begin(); token != synch.end(); ++token)
oss << (int) *token << ';';
XMLElement *syncNode = doc->NewElement("Synchrony");
XMLText *text = doc->NewText( oss.str().c_str() );
syncNode->InsertEndChild(text);
inputsNode->InsertEndChild(syncNode);
}
}
SessionVisitor::SessionVisitor(tinyxml2::XMLDocument *doc,
tinyxml2::XMLElement *root,
bool recursive) : Visitor(), recursive_(recursive), xmlCurrent_(root)
@@ -580,22 +624,6 @@ void SessionVisitor::visit (Source& s)
s.mixingGroup()->accept(*this);
}
std::list<uint> inputs = s.callbackInputs();
if (!inputs.empty()) {
// list of callbacks
XMLElement *callbackselement = xmlDoc_->NewElement( "Callbacks" );
sourceNode->InsertEndChild(callbackselement);
for (auto i = inputs.begin(); i != inputs.end(); ++i) {
std::list<SourceCallback *> callbacks = s.inputCallbacks(*i);
for (auto c = callbacks.begin(); c != callbacks.end(); ++c) {
xmlCurrent_ = xmlDoc_->NewElement( "Callback" );
callbackselement->InsertEndChild(xmlCurrent_);
xmlCurrent_->SetAttribute("input", *i);
(*c)->accept(*this);
}
}
}
xmlCurrent_ = sourceNode; // parent for next visits (other subtypes of Source)
}