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-rw-r--r--src/clients/gtk/PortController.cpp143
1 files changed, 143 insertions, 0 deletions
diff --git a/src/clients/gtk/PortController.cpp b/src/clients/gtk/PortController.cpp
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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.
+ *
+ * Om 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.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "PortController.h"
+#include "OmModule.h"
+#include "PortModel.h"
+#include "ControlPanel.h"
+#include "OmPort.h"
+#include "Store.h"
+
+namespace OmGtk {
+
+
+PortController::PortController(PortModel* model)
+: GtkObjectController(model),
+ m_port(NULL),
+ m_control_panel(NULL)
+{
+ assert(model != NULL);
+ assert(model->parent() != NULL);
+ assert(model->controller() == NULL);
+
+ model->set_controller(this);
+}
+
+
+void
+PortController::add_to_store()
+{
+ Store::instance().add_object(this);
+}
+
+
+void
+PortController::remove_from_store()
+{
+ Store::instance().remove_object(this);
+}
+
+
+void
+PortController::destroy()
+{
+ assert(m_model->parent() != NULL);
+ NodeController* parent = (NodeController*)m_model->parent()->controller();
+ assert(parent != NULL);
+
+ if (m_control_panel != NULL)
+ m_control_panel->remove_port(path());
+
+ parent->remove_port(path(), false);
+}
+
+
+void
+PortController::metadata_update(const string& key, const string& value)
+{
+ // FIXME: double lookups
+
+ //cerr << path() << ": " << key << " = " << value << endl;
+
+ if (key == "user-min") {
+ port_model()->user_min(atof(value.c_str()));
+ if (m_control_panel != NULL)
+ m_control_panel->set_range_min(m_model->path(), atof(value.c_str()));
+ } else if (key == "user-max") {
+ port_model()->user_max(atof(value.c_str()));
+ if (m_control_panel != NULL)
+ m_control_panel->set_range_max(m_model->path(), atof(value.c_str()));
+ }
+
+ GtkObjectController::metadata_update(key, value);
+}
+
+
+void
+PortController::control_change(float value)
+{
+ // FIXME: double lookups
+
+ port_model()->value(value);
+
+ if (m_control_panel != NULL)
+ m_control_panel->set_control(port_model()->path(), value);
+}
+
+
+/** "Register" a control panel that is monitoring this port.
+ *
+ * The OmPort will handle notifying the ControlPanel when state
+ * changes occur, etc.
+ */
+void
+PortController::set_control_panel(ControlPanel* cp)
+{
+ assert(m_control_panel == NULL);
+ m_control_panel = cp;
+}
+
+
+void
+PortController::set_path(const Path& new_path)
+{
+ // Change port name on module, if view exists
+ if (m_port != NULL)
+ m_port->set_name(new_path.name());
+
+ if (m_control_panel != NULL)
+ m_control_panel->rename_port(m_model->path(), new_path);
+
+ m_model->set_path(new_path);
+}
+
+
+/** Create the visible port on a canvas module.
+ *
+ * Does not resize the module, caller's responsibility to do so if necessary.
+ */
+void
+PortController::create_port(OmModule* module)
+{
+ assert(module != NULL);
+
+ m_port = new OmPort(module, port_model());
+ module->add_port(m_port, false);
+}
+
+
+} // namespace OmGtk
+