1 files changed, 70 insertions, 0 deletions
diff --git a/src/project.cc b/src/project.cc
index 33c3054..ba7f279 100644
--- a/src/project.cc
+++ b/src/project.cc
@@ -28,6 +28,35 @@
 
 #include <QtGlobal>
 
+Instrument::Instrument(Project& project, int id)
+	: id(id)
+	, project(project)
+{
+}
+
+int Instrument::getId() const
+{
+	return id;
+}
+
+QString Instrument::getInstrumentName() const
+{
+	return instrument_name;
+}
+
+void Instrument::setInstrumentName(const QString& instrument_name)
+{
+	if(this->instrument_name == instrument_name)
+	{
+		return;
+	}
+
+	{
+		Project::RAIIBulkUpdate bulkUpdate(project);
+		this->instrument_name = instrument_name;
+	}
+}
+
 void Project::bulkUpdateBegin()
 {
 	++update_count;
@@ -90,9 +119,50 @@ void Project::setRawFileRoot(const QString& raw_file_root)
 	}
 }
 
+Instrument& Project::getInstrument(int id)
+{
+	for(auto& instrument : instruments)
+	{
+		if(instrument.getId() == id)
+		{
+			return instrument;
+		}
+	}
+
+	Q_ASSERT(false); // No such instrument id.
+}
+
+int Project::createInstrument()
+{
+	RAIIBulkUpdate bulkUpdate(*this);
+
+	instruments.emplace_back(Instrument(*this, next_id));
+	++next_id;
+
+	return instruments.back().getId();
+}
+
+void Project::deleteInstrument(int id)
+{
+	RAIIBulkUpdate bulkUpdate(*this);
+
+	for(auto it = instruments.begin(); it != instruments.end(); ++it)
+	{
+		if((*it).getId() == id)
+		{
+			instruments.erase(it);
+			return;
+		}
+	}
+
+	Q_ASSERT(false); // No such instrument id.
+}
+
 void Project::reset()
 {
 	RAIIBulkUpdate bulkUpdate(*this);
 	setRawFileRoot("");
 	setProjectName("");
+	instruments.clear();
+	next_id = 0;
 }