X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fardour_knob.h;h=29cfb5e4f4cd2c5e8049ef73d0ae65e88494e83f;hb=c4696fe2d568bce461aa9f8b4fbc6be19b6113ae;hp=1a318a21dcb1dd1edd309250b87c6fa0512db495;hpb=b2b736d596123de52dac700db769ac4eb576da5c;p=ardour.git

diff --git a/gtk2_ardour/ardour_knob.h b/gtk2_ardour/ardour_knob.h
index 1a318a21dc..29cfb5e4f4 100644
--- a/gtk2_ardour/ardour_knob.h
+++ b/gtk2_ardour/ardour_knob.h
@@ -28,6 +28,21 @@
 #include "gtkmm2ext/binding_proxy.h"
 #include "gtkmm2ext/activatable.h"
 #include "gtkmm2ext/cairo_widget.h"
+#include "gtkmm2ext/persistent_tooltip.h"
+
+class KnobPersistentTooltip : public Gtkmm2ext::PersistentTooltip
+{
+public:
+	KnobPersistentTooltip (Gtk::Widget* w);
+
+	void start_drag ();
+	void stop_drag ();
+	bool dragging () const;
+
+private:
+	bool _dragging;
+};
+
 
 class ArdourKnob : public CairoWidget , public Gtkmm2ext::Activatable
 {
@@ -42,7 +57,13 @@ public:
 		unused5 = 0x20,
 	};
 
-	ArdourKnob (Element e = default_elements);
+	enum Flags {
+		NoFlags = 0,
+		Detent = 0x1,
+		ArcToZero = 0x2,
+	};
+
+	ArdourKnob (Element e = default_elements, Flags flags = NoFlags);
 	virtual ~ArdourKnob ();
 
 	void set_active_state (Gtkmm2ext::ActiveState);
@@ -53,6 +74,8 @@ public:
 	void add_elements (Element);
 	static Element default_elements;
 
+	void set_tooltip_prefix (std::string pfx) { _tooltip_prefix = pfx; }
+
 	boost::shared_ptr<PBD::Controllable> get_controllable() { return binding_proxy.get_controllable(); }
  	void set_controllable (boost::shared_ptr<PBD::Controllable> c);
 
@@ -84,14 +107,21 @@ public:
 	BindingProxy                binding_proxy;
 
 	bool _hovering;
-	bool _grabbed;
+	float _grabbed_x;
 	float _grabbed_y;
 
-	float _val;  //percent of knob travel
+	float _val; // current value [0..1]
+	float _normal; // default value, arc
+	float _dead_zone_delta;
+	
+	Flags _flags;
 
 	void action_sensitivity_changed ();
 	void action_visibility_changed ();
 	void action_tooltip_changed ();
+
+	std::string _tooltip_prefix;
+	KnobPersistentTooltip _tooltip;
 };
 
 #endif /* __gtk2_ardour_ardour_knob_h__ */