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+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef PATCHCANVAS_H
+#define PATCHCANVAS_H
+
+#include <string>
+#include <map>
+#include <boost/shared_ptr.hpp>
+#include <flowcanvas/FlowCanvas.h>
+#include <flowcanvas/Module.h>
+#include <raul/SharedPtr.h>
+#include <raul/Path.h>
+#include "client/ConnectionModel.h"
+#include "client/PatchModel.h"
+#include "NodeModule.h"
+
+using std::string;
+using namespace LibFlowCanvas;
+
+using LibFlowCanvas::Port;
+using Ingen::Client::ConnectionModel;
+using Ingen::Client::PatchModel;
+using Ingen::Client::NodeModel;
+using Ingen::Client::PortModel;
+using Ingen::Client::MetadataMap;
+
+namespace Ingen {
+namespace GUI {
+
+class NodeModule;
+
+
+/** Patch canvas widget.
+ *
+ * \ingroup GUI
+ */
+class PatchCanvas : public LibFlowCanvas::FlowCanvas
+{
+public:
+ PatchCanvas(SharedPtr<PatchModel> patch, int width, int height);
+
+ virtual ~PatchCanvas() {}
+
+ /*boost::shared_ptr<NodeModule> find_module(const string& name) {
+ return boost::dynamic_pointer_cast<NodeModule>(
+ FlowCanvas::get_item(name));
+ }*/
+
+ void build();
+ void arrange();
+
+ void add_node(SharedPtr<NodeModel> nm);
+ void remove_node(SharedPtr<NodeModel> nm);
+ void add_port(SharedPtr<PortModel> pm);
+ void remove_port(SharedPtr<PortModel> pm);
+ void connection(SharedPtr<ConnectionModel> cm);
+ void disconnection(SharedPtr<ConnectionModel> cm);
+
+ void get_new_module_location(double& x, double& y);
+
+ void destroy_selection();
+ void copy_selection();
+
+ void show_menu(GdkEvent* event)
+ { _menu->popup(event->button.button, event->button.time); }
+
+private:
+ string generate_port_name(const string& base);
+ void menu_add_port(const string& name, const string& type, bool is_output);
+ void menu_load_plugin();
+ void menu_new_patch();
+ void menu_load_patch();
+ void load_plugin(SharedPtr<PluginModel> plugin);
+ void build_plugin_menu();
+ void build_plugin_class_menu(Gtk::Menu* menu,
+ SLV2PluginClass plugin_class, SLV2PluginClasses classes);
+
+ MetadataMap get_initial_data();
+
+ bool canvas_event(GdkEvent* event);
+
+ SharedPtr<LibFlowCanvas::Port> get_port_view(SharedPtr<PortModel> port);
+
+ void connect(boost::shared_ptr<LibFlowCanvas::Connectable> src,
+ boost::shared_ptr<LibFlowCanvas::Connectable> dst);
+
+ void disconnect(boost::shared_ptr<LibFlowCanvas::Connectable> src,
+ boost::shared_ptr<LibFlowCanvas::Connectable> dst);
+
+ SharedPtr<PatchModel> _patch;
+
+ typedef std::map<SharedPtr<ObjectModel>, SharedPtr<LibFlowCanvas::Module> > Views;
+ Views _views;
+
+ int _last_click_x;
+ int _last_click_y;
+
+ Gtk::Menu* _menu;
+ Gtk::MenuItem* _menu_add_audio_input;
+ Gtk::MenuItem* _menu_add_audio_output;
+ Gtk::MenuItem* _menu_add_control_input;
+ Gtk::MenuItem* _menu_add_control_output;
+ Gtk::MenuItem* _menu_add_midi_input;
+ Gtk::MenuItem* _menu_add_midi_output;
+ Gtk::MenuItem* _menu_load_plugin;
+ Gtk::MenuItem* _menu_load_patch;
+ Gtk::MenuItem* _menu_new_patch;
+};
+
+
+} // namespace GUI
+} // namespace Ingen
+
+#endif // PATCHCANVAS_H