X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fcanvas-note-event.h;h=541cacf6a976af8d145a6d4d0414ccee3ea9b479;hb=c78528dcea03a61685ad0586eaa6302847af6fe9;hp=776d89160d5e794fdbf25154dc3ef25f582b3849;hpb=cb94baf6f4033b79fcb61da2de90b4d9c478d152;p=ardour.git

diff --git a/gtk2_ardour/canvas-note-event.h b/gtk2_ardour/canvas-note-event.h
index 776d89160d..541cacf6a9 100644
--- a/gtk2_ardour/canvas-note-event.h
+++ b/gtk2_ardour/canvas-note-event.h
@@ -1,6 +1,6 @@
 /*
-    Copyright (C) 2007 Paul Davis 
-    Author: Dave Robillard
+    Copyright (C) 2007 Paul Davis
+    Author: David Robillard
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -20,15 +20,22 @@
 #ifndef __gtk_ardour_canvas_midi_event_h__
 #define __gtk_ardour_canvas_midi_event_h__
 
-#include "simplerect.h"
-#include "midi_channel_selector.h"
+#include <boost/shared_ptr.hpp>
 #include <libgnomecanvasmm/text.h>
 #include <libgnomecanvasmm/widget.h>
-#include <ardour/midi_model.h>
+
+#include "ardour/midi_model.h"
+
+#include "rgb_macros.h"
+#include "ardour_ui.h"
+#include "canvas-noevent-text.h"
+#include "ui_config.h"
 
 class Editor;
 class MidiRegionView;
 
+namespace Evoral { template<typename T> class Note; }
+
 namespace Gnome {
 namespace Canvas {
 
@@ -44,56 +51,116 @@ namespace Canvas {
  *
  * A newer, better canvas should remove the need for all the ugly here.
  */
-class CanvasNoteEvent : public sigc::trackable {
-public:
+class CanvasNoteEvent : virtual public sigc::trackable
+{
+  public:
+	typedef Evoral::Note<ARDOUR::MidiModel::TimeType> NoteType;
+
 	CanvasNoteEvent(
-			MidiRegionView&                       region,
-			Item*                                 item,
-			const boost::shared_ptr<ARDOUR::Note> note = boost::shared_ptr<ARDOUR::Note>());
+			MidiRegionView&                   region,
+			Item*                             item,
+			const boost::shared_ptr<NoteType> note = boost::shared_ptr<NoteType>());
 
 	virtual ~CanvasNoteEvent();
 
-	bool on_event(GdkEvent* ev);
+        static PBD::Signal1<void,CanvasNoteEvent*> CanvasNoteEventDeleted;
+
+	virtual void show() = 0;
+	virtual void hide() = 0;
+	virtual bool on_event(GdkEvent* ev);
+
+	bool valid() const { return _valid; }
+	void invalidate ();
+	void validate ();
 
 	bool selected() const { return _selected; }
-	void selected(bool yn);
+	void set_selected(bool yn);
+
+	virtual void move_event(double dx, double dy) = 0;
+
+	uint32_t base_color();
 
-	void move_event(double dx, double dy);
-	
 	void show_velocity();
 	void hide_velocity();
-	
-	/**
-	 * This slot is called, when a new channel is selected for the single event
-	 * */
+
+	/** Channel changed for this specific event */
 	void on_channel_change(uint8_t channel);
+
+	/** Channel selection changed */
 	void on_channel_selection_change(uint16_t selection);
-	
+
 	void show_channel_selector();
-	
 	void hide_channel_selector();
 
 	virtual void set_outline_color(uint32_t c) = 0;
 	virtual void set_fill_color(uint32_t c) = 0;
-	
-	virtual double x1() = 0;
-	virtual double y1() = 0;
-	virtual double x2() = 0;
-	virtual double y2() = 0;
-
-	const boost::shared_ptr<ARDOUR::Note> note() const { return _note; }
 
-protected:
+	virtual double x1() const = 0;
+	virtual double y1() const = 0;
+	virtual double x2() const = 0;
+	virtual double y2() const = 0;
+
+        float mouse_x_fraction() const { return _mouse_x_fraction; }
+        float mouse_y_fraction() const { return _mouse_y_fraction; }
+
+	const boost::shared_ptr<NoteType> note() const { return _note; }
+	MidiRegionView& region_view() const { return _region; }
+
+	inline static uint32_t meter_style_fill_color(uint8_t vel, bool selected) {
+                if (selected) {
+                        if (vel < 64) {
+                                return UINT_INTERPOLATE(
+					ARDOUR_UI::config()->canvasvar_SelectedMidiNoteColorBase.get(),
+					ARDOUR_UI::config()->canvasvar_SelectedMidiNoteColorMid.get(),
+					(vel / (double)63.0));
+                        } else {
+                                return UINT_INTERPOLATE(
+					ARDOUR_UI::config()->canvasvar_SelectedMidiNoteColorMid.get(),
+					ARDOUR_UI::config()->canvasvar_SelectedMidiNoteColorTop.get(),
+					((vel-64) / (double)63.0));
+                        }
+                } else {
+                        if (vel < 64) {
+                                return UINT_INTERPOLATE(
+					ARDOUR_UI::config()->canvasvar_MidiNoteColorBase.get(),
+					ARDOUR_UI::config()->canvasvar_MidiNoteColorMid.get(),
+					(vel / (double)63.0));
+                        } else {
+                                return UINT_INTERPOLATE(
+					ARDOUR_UI::config()->canvasvar_MidiNoteColorMid.get(),
+					ARDOUR_UI::config()->canvasvar_MidiNoteColorTop.get(),
+					((vel-64) / (double)63.0));
+                        }
+                }
+	}
+
+	/// calculate outline colors from fill colors of notes
+	inline static uint32_t calculate_outline(uint32_t color) {
+		return UINT_INTERPOLATE(color, 0x000000ff, 0.5);
+	}
+
+	/// hue circle divided into 16 equal-looking parts, courtesy Thorsten Wilms
+	static const uint32_t midi_channel_colors[16];
+
+        bool mouse_near_ends () const;
+        bool big_enough_to_trim () const;
+
+  protected:
 	enum State { None, Pressed, Dragging };
 
-	MidiRegionView&                       _region;
-	Item* const                           _item;
-	Text*                                 _text;
-	Widget*                               _channel_selector_widget;
-	State                                 _state;
-	const boost::shared_ptr<ARDOUR::Note> _note;
-	bool                                  _own_note;
-	bool                                  _selected;
+	MidiRegionView&                   _region;
+	Item* const                       _item;
+	NoEventText*                      _text;
+	Widget*                           _channel_selector_widget;
+	State                             _state;
+	const boost::shared_ptr<NoteType> _note;
+	bool                              _own_note;
+	bool                              _selected;
+	bool                              _valid;
+        float                             _mouse_x_fraction;
+        float                             _mouse_y_fraction;
+        
+        void set_mouse_fractions (GdkEvent*);
 };
 
 } // namespace Gnome