-Add: Initial incomplete support for saving state.

git-svn-id: http://svn.fuzzle.org/mloop/trunk@24 ba049829-c6ef-42ef-81ac-908dd8d2e907

src/jack.cpp

@@ -184,3 +184,12 @@ bool Jack::Run()
 	return false;
 }
 
+void Jack::Save() const
+{
+	FILE *f = fopen("test.txt", "w");
+	for (int i = 0; i < NUM_LOOPS; i++) {
+		fprintf(f, "LOOP %d\n", i);
+		m_loops[i].Save(f);
+	}
+	fclose(f);
+}

src/jack.h

@@ -89,6 +89,8 @@ public:
 	{
 		return m_loops[loop].Tempo();
 	}
+
+	void Save() const;
 };
 
 #endif /* JACK_H */

src/loop.cpp

@@ -1,5 +1,6 @@
 /* $Id$ */
 
+#include <stdio.h>
 #include "loop.h"
 
 Loop::Loop()
@@ -147,3 +148,19 @@ void Loop::Empty()
 
 	m_events.clear();
 }
+
+void Loop::Save(FILE *f) const
+{
+	fprintf(f, "%u %f %f\n", m_length, m_position, m_tempo);
+	fprintf(f, "%lu\n", m_events.size());
+
+	EventList::const_iterator it;
+	for (it = m_events.begin(); it != m_events.end(); ++it) {
+		const jack_midi_event_t &ev = *it;
+		fprintf(f, "%u %lu", ev.time, ev.size);
+		for (uint i = 0; i < ev.size; i++) {
+			fprintf(f, " %02X", ev.buffer[i]);
+		}
+		fprintf(f, "\n");
+	}
+}

src/loop.h

@@ -3,6 +3,7 @@
 #ifndef LOOP_H
 #define LOOP_H
 
+#include <stdio.h>
 #include <stdint.h>
 #include <list>
 #include <jack/jack.h>
@@ -79,6 +80,8 @@ public:
 	{
 		return m_loop;
 	}
+
+	void Save(FILE *f) const;
 };
 
 #endif /* LOOP_H */

src/ui.cpp

@@ -314,6 +314,10 @@ bool UI::Run(Jack &j)
 				m_edit_timer = EDIT_TIMER_RESET;
 			}
 			break;
+
+		case 'S':
+			j.Save();
+			break;
 	}
 
 	return false;