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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_BLOCKMODEL_HPP
+#define INGEN_CLIENT_BLOCKMODEL_HPP
+
+#include <cstdlib>
+#include <string>
+#include <vector>
+
+#include "ingen/Node.hpp"
+#include "ingen/client/ObjectModel.hpp"
+#include "ingen/client/PluginModel.hpp"
+#include "ingen/client/PortModel.hpp"
+#include "ingen/ingen.h"
+#include "ingen/types.hpp"
+
+namespace Raul { class Path; }
+
+namespace ingen {
+
+class URIs;
+
+namespace client {
+
+class PluginModel;
+class ClientStore;
+
+/** Block model class, used by the client to store engine's state.
+ *
+ * @ingroup IngenClient
+ */
+class INGEN_API BlockModel : public ObjectModel
+{
+public:
+ BlockModel(const BlockModel& copy);
+ virtual ~BlockModel();
+
+ GraphType graph_type() const override { return Node::GraphType::BLOCK; }
+
+ typedef std::vector< SPtr<const PortModel> > Ports;
+
+ SPtr<const PortModel> get_port(const Raul::Symbol& symbol) const;
+ SPtr<const PortModel> get_port(uint32_t index) const;
+
+ Node* port(uint32_t index) const override;
+
+ const URI& plugin_uri() const { return _plugin_uri; }
+ const Resource* plugin() const override { return _plugin.get(); }
+ Resource* plugin() { return _plugin.get(); }
+ SPtr<PluginModel> plugin_model() const { return _plugin; }
+ uint32_t num_ports() const override { return _ports.size(); }
+ const Ports& ports() const { return _ports; }
+
+ void default_port_value_range(SPtr<const PortModel> port,
+ float& min,
+ float& max,
+ uint32_t srate = 1) const;
+
+ void port_value_range(SPtr<const PortModel> port,
+ float& min,
+ float& max,
+ uint32_t srate = 1) const;
+
+ std::string label() const;
+ std::string port_label(SPtr<const PortModel> port) const;
+
+ // Signals
+ INGEN_SIGNAL(new_port, void, SPtr<const PortModel>);
+ INGEN_SIGNAL(removed_port, void, SPtr<const PortModel>);
+
+protected:
+ friend class ClientStore;
+
+ BlockModel(URIs& uris,
+ const URI& plugin_uri,
+ const Raul::Path& path);
+ BlockModel(URIs& uris,
+ SPtr<PluginModel> plugin,
+ const Raul::Path& path);
+ explicit BlockModel(const Raul::Path& path);
+
+ void add_child(SPtr<ObjectModel> c) override;
+ bool remove_child(SPtr<ObjectModel> c) override;
+ void add_port(SPtr<PortModel> pm);
+ void remove_port(SPtr<PortModel> port);
+ void remove_port(const Raul::Path& port_path);
+ void set(SPtr<ObjectModel> model) override;
+
+ virtual void clear();
+
+ Ports _ports; ///< Vector of ports
+ URI _plugin_uri; ///< Plugin URI (if PluginModel is unknown)
+ SPtr<PluginModel> _plugin; ///< The plugin this block is an instance of
+
+private:
+ mutable uint32_t _num_values; ///< Size of _min_values and _max_values
+ mutable float* _min_values; ///< Port min values (cached for LV2)
+ mutable float* _max_values; ///< Port max values (cached for LV2)
+};
+
+} // namespace client
+} // namespace ingen
+
+#endif // INGEN_CLIENT_BLOCKMODEL_HPP