Use more reasonable class names

1 files changed, 94 insertions, 0 deletions

diff --git a/src/Canvas.hpp b/src/Canvas.hpp
new file mode 100644
index 0000000..cf27155
--- /dev/null
+++ b/src/Canvas.hpp
@@ -0,0 +1,94 @@
+/* This file is part of Patchage.
+ * Copyright 2007-2020 David Robillard <d@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 "patchage_config.h"
+
+#include "CanvasModule.hpp"
+#include "Event.hpp"
+#include "PortID.hpp"
+#include "warnings.hpp"
+
+PATCHAGE_DISABLE_GANV_WARNINGS
+#include "ganv/Canvas.hpp"
+PATCHAGE_RESTORE_WARNINGS
+
+#include <map>
+#include <string>
+#include <utility>
+
+namespace patchage {
+
+class Patchage;
+class CanvasModule;
+class CanvasPort;
+class Connector;
+
+class Canvas : public Ganv::Canvas
+{
+public:
+	Canvas(Connector& connector, int width, int height);
+
+	CanvasModule* create_module(Patchage&         patchage,
+	                            const ClientID&   id,
+	                            const ClientInfo& info);
+
+	CanvasPort*
+	create_port(Patchage& patchage, const PortID& id, const PortInfo& info);
+
+	CanvasModule* find_module(const ClientID& id, SignalDirection type);
+	CanvasPort*   find_port(const PortID& id);
+
+	void remove_module(const ClientID& id);
+	void remove_module(CanvasModule* module);
+
+	void index_port(const PortID& id, CanvasPort* port)
+	{
+		_port_index.insert(std::make_pair(id, port));
+	}
+
+	void remove_ports(bool (*pred)(const CanvasPort*));
+
+	void add_module(const ClientID& id, CanvasModule* module);
+
+	bool make_connection(Ganv::Node* tail, Ganv::Node* head);
+
+	void remove_port(const PortID& id);
+
+	void clear() override;
+
+private:
+	using PortIndex   = std::map<const PortID, CanvasPort*>;
+	using ModuleIndex = std::multimap<const ClientID, CanvasModule*>;
+
+	friend void disconnect_edge(GanvEdge*, void*);
+
+	bool on_event(GdkEvent* ev);
+	bool on_connection_event(Ganv::Edge* c, GdkEvent* ev);
+
+	void on_connect(Ganv::Node* port1, Ganv::Node* port2);
+	void on_disconnect(Ganv::Node* port1, Ganv::Node* port2);
+
+	Connector&  _connector;
+	PortIndex   _port_index;
+	ModuleIndex _module_index;
+};
+
+} // namespace patchage
+
+#endif // PATCHAGE_PATCHAGECANVAS_HPP