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+/*
+ This file is part of Ingen.
+ Copyright 2007-2015 David Robillard <http://drobilla.net/>
+
+ Ingen is free software: you can redistribute it and/or modify it under the
+ terms of the GNU Affero General Public License as published by the Free
+ Software Foundation, either version 3 of the License, or 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 Affero General Public License for details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with Ingen. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef INGEN_CLIENT_GRAPHMODEL_HPP
+#define INGEN_CLIENT_GRAPHMODEL_HPP
+
+#include "ingen/Node.hpp"
+#include "ingen/URIs.hpp"
+#include "ingen/client/BlockModel.hpp"
+#include "ingen/client/signal.hpp"
+#include "ingen/ingen.h"
+#include "ingen/types.hpp"
+
+#include <cstdint>
+
+namespace ingen {
+namespace client {
+
+class ArcModel;
+class ClientStore;
+
+/** Client's model of a graph.
+ *
+ * @ingroup IngenClient
+ */
+class INGEN_API GraphModel : public BlockModel
+{
+public:
+ /* WARNING: Copy constructor creates a shallow copy WRT connections */
+
+ GraphType graph_type() const override { return Node::GraphType::GRAPH; }
+
+ SPtr<ArcModel> get_arc(const ingen::Node* tail,
+ const ingen::Node* head);
+
+ bool enabled() const;
+ bool polyphonic() const;
+ uint32_t internal_poly() const;
+
+ // Signals
+ INGEN_SIGNAL(new_block, void, SPtr<BlockModel>)
+ INGEN_SIGNAL(removed_block, void, SPtr<BlockModel>)
+ INGEN_SIGNAL(new_arc, void, SPtr<ArcModel>)
+ INGEN_SIGNAL(removed_arc, void, SPtr<ArcModel>)
+
+private:
+ friend class ClientStore;
+
+ GraphModel(URIs& uris, const Raul::Path& graph_path)
+ : BlockModel(uris,
+ static_cast<const URI&>(uris.ingen_Graph),
+ graph_path)
+ {
+ }
+
+ void clear() override;
+ void add_child(const SPtr<ObjectModel>& c) override;
+ bool remove_child(const SPtr<ObjectModel>& o) override;
+ void remove_arcs_on(const SPtr<PortModel>& p);
+
+ void add_arc(const SPtr<ArcModel>& arc);
+ void remove_arc(const ingen::Node* tail,
+ const ingen::Node* head);
+};
+
+} // namespace client
+} // namespace ingen
+
+#endif // INGEN_CLIENT_GRAPHMODEL_HPP