* make MIDI-specific menu show up on all MIDI lanes

* style guide, comments and a little refactoring (remove duplication)


git-svn-id: svn://localhost/ardour2/branches/3.0@4422 d708f5d6-7413-0410-9779-e7cbd77b26cf

gtk2_ardour/automation_line.cc

@@ -116,8 +116,9 @@ AutomationLine::queue_reset ()
 void
 AutomationLine::show () 
 {
-	if (_interpolation != AutomationList::Discrete)
+	if (_interpolation != AutomationList::Discrete) {
 		line->show();
+	}
 
 	if (points_visible) {
 		for (vector<ControlPoint*>::iterator i = control_points.begin(); i != control_points.end(); ++i) {
@@ -629,8 +630,9 @@ AutomationLine::determine_visible_control_points (ALPoints& points)
 		
 		line->property_points() = line_points;
 
-		if (_visible && _interpolation != AutomationList::Discrete)
+		if (_visible && _interpolation != AutomationList::Discrete) {
 			line->show();
+		}
 
 	} 
 
@@ -1201,8 +1203,9 @@ AutomationLine::show_all_control_points ()
 void
 AutomationLine::hide_all_but_selected_control_points ()
 {
-	if (alist->interpolation() == AutomationList::Discrete)
+	if (alist->interpolation() == AutomationList::Discrete) {
 		return;
+	}
 
 	points_visible = false;
 
@@ -1216,8 +1219,9 @@ AutomationLine::hide_all_but_selected_control_points ()
 void
 AutomationLine::track_entered()
 {
-	if (alist->interpolation() != AutomationList::Discrete)
+	if (alist->interpolation() != AutomationList::Discrete) {
 		show_all_control_points();
+	}
 }
 
 void

gtk2_ardour/automation_line.h

@@ -132,6 +132,7 @@ class AutomationLine : public sigc::trackable, public PBD::StatefulThingWithGoin
 	string    _name;
 	guint32   _height;
 	uint32_t  _line_color;
+	
 	boost::shared_ptr<ARDOUR::AutomationList> alist;
 
 	bool    _visible                  : 1;

gtk2_ardour/automation_time_axis.cc

@@ -349,24 +349,27 @@ AutomationTimeAxisView::interpolation_changed ()
 		}
 	}
 	
-	if (_line)
+	if (_line) {
 		_line->set_interpolation(style);
+	}
 }
 
 void
 AutomationTimeAxisView::set_interpolation (AutomationList::InterpolationStyle style)
 {
 	_control->list()->set_interpolation(style);
-	if (_line)
+	if (_line) {
 		_line->set_interpolation(style);
+	}
 }
 
 void
 AutomationTimeAxisView::clear_clicked ()
 {
 	_session.begin_reversible_command (_("clear automation"));
-	if (_line)
+	if (_line) {
 		_line->clear ();
+	}
 	_session.commit_reversible_command ();
 }
 
@@ -525,7 +528,8 @@ AutomationTimeAxisView::build_display_menu ()
 	
 	/* mode menu */
 		
-	if (_control->parameter().type() == MidiCCAutomation) {
+	if ( EventTypeMap::instance().is_midi_parameter(_control->parameter()) ) {
+		
 		Menu* auto_mode_menu = manage (new Menu);
 		auto_mode_menu->set_name ("ArdourContextMenu");
 		MenuList& am_items = auto_mode_menu->items();

gtk2_ardour/midi_time_axis.cc

@@ -469,11 +469,7 @@ MidiTimeAxisView::add_cc_track()
 void
 MidiTimeAxisView::add_parameter_track(const Evoral::Parameter& param)
 {
-	if (	param.type() != MidiCCAutomation &&
-			param.type() != MidiPgmChangeAutomation &&
-			param.type() != MidiPitchBenderAutomation &&
-			param.type() != MidiChannelPressureAutomation
-	   ) {
+	if ( !EventTypeMap::instance().is_midi_parameter(param) ) {
 		error << "MidiTimeAxisView: unknown automation child "
 			<< ARDOUR::EventTypeMap::instance().to_symbol(param) << endmsg;
 		return;

libs/ardour/ardour/event_type_map.h

@@ -24,6 +24,8 @@
 #include <string>
 #include <evoral/TypeMap.hpp>
 
+class Evoral::Parameter;
+
 namespace ARDOUR {
 
 /** This is the interface Ardour provides to Evoral about what
@@ -40,6 +42,8 @@ public:
 	Evoral::Parameter    new_parameter(const std::string& str) const;
 	std::string          to_symbol(const Evoral::Parameter& param) const;
 	
+	bool                 is_midi_parameter(const Evoral::Parameter& param);
+
 	static EventTypeMap& instance() { return event_type_map; }
 
 private:

libs/ardour/event_type_map.cc

@@ -38,6 +38,12 @@ EventTypeMap::type_is_midi(uint32_t type) const
 	return (type >= MidiCCAutomation) && (type <= MidiChannelPressureAutomation);
 }
 
+bool
+EventTypeMap::is_midi_parameter(const Evoral::Parameter& param)
+{
+		return type_is_midi(param.type());
+}
+
 uint8_t
 EventTypeMap::parameter_midi_type(const Evoral::Parameter& param) const
 {

libs/evoral/src/ControlList.cpp

@@ -770,6 +770,7 @@ ControlList::unlocked_eval (double x) const
 		if (x >= _events.front()->when) {
 			return _events.front()->value;
 		} else {
+			// hansfbaier: v--------- Why commented ??? 
 			// return _default_value;
 			return _events.front()->value;
 		} 
@@ -780,6 +781,7 @@ ControlList::unlocked_eval (double x) const
 		} else if (x == _events.front()->when) {
 			return _events.front()->value;
  		} else if (x < _events.front()->when) {
+			// hansfbaier: v--------- Why commented ??? 
 			// return _default_value;
 			return _events.front()->value;
 		}
@@ -789,8 +791,9 @@ ControlList::unlocked_eval (double x) const
 		upos = _events.back()->when;
 		uval = _events.back()->value;
 		
-		if (_interpolation == Discrete)
+		if (_interpolation == Discrete) {
 			return lval;
+		}
 
 		/* linear interpolation betweeen the two points
 		*/
@@ -805,6 +808,7 @@ ControlList::unlocked_eval (double x) const
 		} else if (x == _events.front()->when) {
 			return _events.front()->value;
  		} else if (x < _events.front()->when) {
+			// hansfbaier: v--------- Why commented ??? 
 			// return _default_value;
 			return _events.front()->value;
 		}