1 files changed, 117 insertions, 0 deletions
diff --git a/src/PatchageFlowCanvas.cpp b/src/PatchageFlowCanvas.cpp
new file mode 100644
index 0000000..2b9b19d
--- /dev/null
+++ b/src/PatchageFlowCanvas.cpp
@@ -0,0 +1,117 @@
+/* This file is part of Patchage.  Copyright (C) 2004 Dave Robillard.
+ * 
+ * Patchage is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ * 
+ * Patchage is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "PatchageFlowCanvas.h"
+#include "Patchage.h"
+#include "JackDriver.h"
+#include "AlsaDriver.h"
+#include "PatchageModule.h"
+#include "PatchagePort.h"
+
+
+PatchageFlowCanvas::PatchageFlowCanvas(Patchage* app, int width, int height)
+: FlowCanvas(width, height),
+  m_app(app)
+{
+}
+
+
+PatchageModule*
+PatchageFlowCanvas::find_module(const string& name, ModuleType type)
+{
+	PatchageModule* pm = NULL;
+	
+	for (ModuleMap::iterator m = m_modules.begin(); m != m_modules.end(); ++m) {
+		pm = (PatchageModule*)(*m).second;
+		if (pm->name() == name && pm->type() == type) {
+			return pm;
+		}
+	}
+
+	return NULL;
+}
+
+
+PatchagePort*
+PatchageFlowCanvas::find_port(const snd_seq_addr_t* alsa_addr, bool is_input)
+{
+	PatchagePort* pp = NULL;
+	for (ModuleMap::iterator m = m_modules.begin(); m != m_modules.end(); ++m) {
+		for (PortList::iterator p = (*m).second->ports().begin(); p != (*m).second->ports().end(); ++p) {
+			pp = (PatchagePort*)(*p);
+			if (pp->type() == ALSA_MIDI && pp->alsa_addr()
+					&& pp->alsa_addr()->client == alsa_addr->client
+					&& pp->alsa_addr()->port == alsa_addr->port)
+				if (is_input == pp->is_input())
+					return pp;
+		}
+	}
+
+	return NULL;
+}
+
+
+void
+PatchageFlowCanvas::connect(const Port* port1, const Port* port2)
+{
+	PatchagePort* p1 = (PatchagePort*)port1;
+	PatchagePort* p2 = (PatchagePort*)port2;
+	
+	if (p1->type() == JACK_AUDIO && p2->type() == JACK_AUDIO
+			|| (p1->type() == JACK_MIDI && p2->type() == JACK_MIDI))
+		/*m_app->jack_driver()->connect(p1->module()->name(), p1->name(),
+	                                  p2->module()->name(), p2->name());*/
+		m_app->jack_driver()->connect(p1, p2);
+	else if (p1->type() == ALSA_MIDI && p2->type() == ALSA_MIDI)
+		m_app->alsa_driver()->connect(p1, p2);
+	else
+		m_app->status_message("Cannot make connection, incompatible port types.");
+}
+
+
+void
+PatchageFlowCanvas::disconnect(const Port* port1, const Port* port2)
+{
+	PatchagePort* input = NULL;
+	PatchagePort* output = NULL;
+	
+	if (port1->is_input() && !port2->is_input()) {
+		input = (PatchagePort*)port1;
+		output = (PatchagePort*)port2;
+	} else if (port2->is_input() && !port1->is_input()) {
+		input = (PatchagePort*)port2;
+		output = (PatchagePort*)port1;
+	} else {
+		m_app->status_message("Attempt to disconnect two input (or output) ports?? Please report bug.");
+		return;
+	}
+	
+	if (input->type() == JACK_AUDIO && output->type() == JACK_AUDIO
+			|| input->type() == JACK_MIDI && output->type() == JACK_MIDI)
+		m_app->jack_driver()->disconnect(output, input);
+	else if (input->type() == ALSA_MIDI && output->type() == ALSA_MIDI)
+		m_app->alsa_driver()->disconnect(output, input);
+	else
+		m_app->status_message("Attempt to disconnect Jack audio port from Alsa Midi port?? Please report bug.");
+}
+
+
+void
+PatchageFlowCanvas::status_message(const string& msg)
+{
+	m_app->status_message(msg);
+}
+