1 files changed, 85 insertions, 0 deletions
diff --git a/src/PatchageCanvas.hpp b/src/PatchageCanvas.hpp
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--- /dev/null
+++ b/src/PatchageCanvas.hpp
@@ -0,0 +1,85 @@
+/* This file is part of Patchage.
+ * Copyright 2007-2014 David Robillard <http://drobilla.net>
+ *
+ * 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 3 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 Patchage.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PATCHAGE_PATCHAGECANVAS_HPP
+#define PATCHAGE_PATCHAGECANVAS_HPP
+
+#include <map>
+#include <string>
+
+#include "patchage_config.h"
+
+#ifdef HAVE_ALSA
+  #include <alsa/asoundlib.h>
+#endif
+
+#include "ganv/Canvas.hpp"
+
+#include "PatchageEvent.hpp"
+#include "PatchageModule.hpp"
+#include "PortID.hpp"
+
+class Patchage;
+class PatchageModule;
+class PatchagePort;
+
+class PatchageCanvas : public Ganv::Canvas {
+public:
+	PatchageCanvas(Patchage* _app, int width, int height);
+
+	PatchageModule* find_module(const std::string& name, ModuleType type);
+	PatchagePort*   find_port(const PortID& id);
+
+	void remove_module(const std::string& name);
+	void remove_module(PatchageModule* module);
+
+	PatchagePort* find_port_by_name(const std::string& client_name,
+	                                const std::string& port_name);
+
+	void connect(Ganv::Node* port1,
+	             Ganv::Node* port2);
+
+	void disconnect(Ganv::Node* port1,
+	                Ganv::Node* port2);
+
+	void index_port(const PortID& id, PatchagePort* port) {
+		_port_index.insert(std::make_pair(id, port));
+	}
+
+	void remove_ports(bool (*pred)(const PatchagePort*));
+
+	void add_module(const std::string& name, PatchageModule* module);
+
+	bool make_connection(Ganv::Node* tail, Ganv::Node* head);
+
+	void remove_port(const PortID& id);
+
+	void clear();
+
+private:
+	Patchage* _app;
+
+	bool on_event(GdkEvent* ev);
+	bool on_connection_event(Ganv::Edge* c, GdkEvent* ev);
+
+	typedef std::map<const PortID, PatchagePort*> PortIndex;
+	PortIndex _port_index;
+
+	typedef std::multimap<const std::string, PatchageModule*> ModuleIndex;
+	ModuleIndex _module_index;
+};
+
+#endif // PATCHAGE_PATCHAGECANVAS_HPP