4 files changed, 32 insertions, 26 deletions

diff --git a/src/libs/gui/ControlGroups.cpp b/src/libs/gui/ControlGroups.cpp
index b6c62435..d82fca13 100644
--- a/src/libs/gui/ControlGroups.cpp
+++ b/src/libs/gui/ControlGroups.cpp
@@ -119,7 +119,7 @@ SliderControlGroup::init(ControlPanel* panel, SharedPtr<PortModel> pm)
 	
 	boost::shared_ptr<NodeModel> parent = PtrCast<NodeModel>(_port_model->parent());
 	if (parent)
-		parent->port_value_range(_port_model->path().name(), min, max);
+		parent->port_value_range(_port_model, min, max);
 
 	if (pm->is_integer() || pm->is_toggle()) {
 		_slider->set_increments(1, 10);
@@ -128,7 +128,7 @@ SliderControlGroup::init(ControlPanel* panel, SharedPtr<PortModel> pm)
 		_slider->set_increments(0, 0);
 	}
 
-	_slider->set_range(min, max);
+	_slider->set_range(std::min(min, pm->value()), std::max(max, pm->value()));
 	//_value_spinner->set_range(min, max);
 
 	set_value(pm->value());
diff --git a/src/libs/gui/Port.cpp b/src/libs/gui/Port.cpp
index 49a1a7c6..455f9e8c 100644
--- a/src/libs/gui/Port.cpp
+++ b/src/libs/gui/Port.cpp
@@ -48,14 +48,24 @@ Port::Port(boost::shared_ptr<FlowCanvas::Module> module, SharedPtr<PortModel> pm
 		_menu.items().push_back(Gtk::Menu_Helpers::MenuElem("Destroy",
 				sigc::mem_fun(this, &Port::on_menu_destroy)));
 
-	control_changed(_port_model->value());
-
 	_port_model->renamed_sig.connect(sigc::mem_fun(this, &Port::renamed));
 
 	if (pm->is_control()) {
 		show_control();
+		
+		float min = 0.0f, max = 1.0f;
+		boost::shared_ptr<NodeModel> parent = PtrCast<NodeModel>(_port_model->parent());
+		if (parent)
+			parent->port_value_range(_port_model, min, max);
+
+		set_control_min(min);
+		set_control_max(max);
+
+		pm->metadata_update_sig.connect(sigc::mem_fun(this, &Port::metadata_update));
 		_port_model->control_change_sig.connect(sigc::mem_fun(this, &Port::control_changed));
 	}
+	
+	control_changed(_port_model->value());
 }
 
 
@@ -76,33 +86,26 @@ Port::renamed()
 void
 Port::control_changed(float value)
 {
-	float min = 0.0f, max = 1.0f;
-	boost::shared_ptr<NodeModel> parent = PtrCast<NodeModel>(_port_model->parent());
-	if (parent)
-		parent->port_value_range(_port_model->path().name(), min, max);
-		
-	/*cerr << "Control changed: " << value << endl;
-	cerr << "Min: " << min << endl;
-	cerr << "Max: " << max << endl;*/
-
-	FlowCanvas::Port::set_control((value - min) / (max - min));
+	FlowCanvas::Port::set_control(value);
 }
 
 
 void
-Port::set_control(float value)
+Port::set_control(float value, bool signal)
 {
-	if (_port_model->is_control()) {
-		//cerr << "Set control: " << value << endl;
-		float min = 0.0f, max = 1.0f;
-		boost::shared_ptr<NodeModel> parent = PtrCast<NodeModel>(_port_model->parent());
-		if (parent)
-			parent->port_value_range(_port_model->path().name(), min, max);
+	if (signal)
+		App::instance().engine()->set_port_value(_port_model->path(), value);
+	FlowCanvas::Port::set_control(value);
+}
 
-		App::instance().engine()->set_port_value(_port_model->path(),
-				min + (value * (max-min)));
 
-		FlowCanvas::Port::set_control(value);
+void
+Port::metadata_update(const string& key, const Atom& value)
+{
+	if ( (key == "ingen:minimum") && value.type() == Atom::FLOAT) {
+		set_control_min(value.get_float());
+	} else if ( (key == "ingen:maximum") && value.type() == Atom::FLOAT) {
+		set_control_max(value.get_float());
 	}
 }
 
diff --git a/src/libs/gui/Port.hpp b/src/libs/gui/Port.hpp
index f7eed2f7..5925860d 100644
--- a/src/libs/gui/Port.hpp
+++ b/src/libs/gui/Port.hpp
@@ -22,6 +22,7 @@
 #include <string>
 #include <flowcanvas/Port.hpp>
 #include <raul/SharedPtr.hpp>
+#include <raul/Atom.hpp>
 
 namespace Ingen { namespace Client { class PortModel; } }
 using Ingen::Client::PortModel;
@@ -43,10 +44,12 @@ public:
 
 	SharedPtr<PortModel> model() const { return _port_model; }
 	
-	virtual void set_control(float value);
+	virtual void set_control(float value, bool signal);
 	void control_changed(float value);
 	
 private:
+	
+	void metadata_update(const string& key, const Raul::Atom& value);
 
 	void on_menu_destroy();
 	void renamed();
diff --git a/src/libs/gui/PortPropertiesWindow.cpp b/src/libs/gui/PortPropertiesWindow.cpp
index c975d289..3d69e648 100644
--- a/src/libs/gui/PortPropertiesWindow.cpp
+++ b/src/libs/gui/PortPropertiesWindow.cpp
@@ -65,7 +65,7 @@ PortPropertiesWindow::init(ControlGroup* control, SharedPtr<PortModel> pm)
 	float min = 0.0f, max = 1.0f;
 	boost::shared_ptr<NodeModel> parent = PtrCast<NodeModel>(_port_model->parent());
 	if (parent)
-		parent->port_value_range(_port_model->path().name(), min, max);
+		parent->port_value_range(_port_model, min, max);
 
 	_initial_min = min;
 	_initial_max = max;