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    Copyright (C) 2001 Paul Davis 

    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
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    GNU General Public License for more 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., 675 Mass Ave, Cambridge, MA 02139, USA.

    $Id: region_editor.h,v 1.21 2004/07/24 19:18:44 essej Exp $

#ifndef __gtk_ardour_region_edit_h__
#define __gtk_ardour_region_edit_h__

#include <map>

#include <gtk--.h>
#include <gtk-canvas.h>
#include <sigc++/signal_system.h>

#include "audio_clock.h"
#include "ardour_dialog.h"

namespace ARDOUR {
      class AudioRegion;
      class Session;

class AudioRegionView;

class AudioRegionEditor : public ArdourDialog
      AudioRegionEditor (ARDOUR::Session&, ARDOUR::AudioRegion&, AudioRegionView& rv);
      ~AudioRegionEditor ();

      ARDOUR::Session& _session;
      ARDOUR::AudioRegion& _region;
      AudioRegionView& _region_view;

      void connect_editor_events ();

      Gtk::Label name_label;
      Gtk::Entry name_entry;
      Gtk::HBox  name_hbox;

      Gtk::HBox  top_row_hbox;
      Gtk::HBox  top_row_button_hbox;

      Gtk::ToggleButton lock_button;
      Gtk::ToggleButton mute_button;
      Gtk::ToggleButton opaque_button;
      Gtk::ToggleButton envelope_active_button;
      Gtk::ToggleButton envelope_view_button;
      Gtk::Label        envelope_active_button_label;
      Gtk::Label        envelope_view_button_label;

      Gtk::Button       raise_button;
      Gtk::Arrow        raise_arrow;
      Gtk::Button       lower_button;
      Gtk::Arrow        lower_arrow;
      Gtk::Frame        layer_frame;
      Gtk::Label        layer_value_label;
      Gtk::Label        layer_label;
      Gtk::HBox         layer_hbox;

      Gtk::ToggleButton  audition_button;
      Gtk::Label         audition_label;

      Gtk::VBox  upper_vbox;
      Gtk::HBox  lower_hbox;
      Gtk::Table time_table;

      Gtk::Label start_label;
      Gtk::Label end_label;
      Gtk::Label length_label;
      Gtk::Alignment start_alignment;
      Gtk::Alignment end_alignment;
      Gtk::Alignment length_alignment;

      AudioClock start_clock;
      AudioClock end_clock;
      AudioClock length_clock;
      AudioClock sync_offset_clock;

      Gtk::Table  envelope_loop_table;
      Gtk::Button loop_button;
      Gtk::Label  loop_label;
      Gtk::Label  envelope_label;

      Gtk::Table fade_in_table;
      Gtk::Label fade_in_label;
      Gtk::Alignment fade_in_label_align;
      Gtk::Label fade_in_active_button_label;
      Gtk::ToggleButton fade_in_active_button;
      Gtk::Label fade_in_length_label;

      Gtk::Adjustment fade_in_length_adjustment;
      Gtk::SpinButton fade_in_length_spinner;

      Gtk::Table fade_out_table;
      Gtk::Label fade_out_label;
      Gtk::Alignment fade_out_label_align;
      Gtk::Label fade_out_active_button_label;
      Gtk::ToggleButton fade_out_active_button;
      Gtk::Label fade_out_length_label;

      Gtk::Adjustment fade_out_length_adjustment;
      Gtk::SpinButton fade_out_length_spinner;

      Gtk::HSeparator sep3;
      Gtk::VSeparator sep1;
      Gtk::VSeparator sep2;

      void region_changed (ARDOUR::Change);
      void bounds_changed (ARDOUR::Change);
      void name_changed ();
      void opacity_changed ();
      void mute_changed ();
      void envelope_active_changed ();
      void lock_changed ();
      void layer_changed ();

      void fade_in_length_adjustment_changed ();
      void fade_out_length_adjustment_changed ();
      void fade_in_changed ();
      void fade_out_changed ();

      gint focus_change (GdkEventFocus *);
      void activation ();

      void name_entry_changed ();
      void start_clock_changed ();
      void end_clock_changed ();
      void length_clock_changed ();

      gint envelope_active_button_press (GdkEventButton *);
      gint envelope_active_button_release (GdkEventButton *);

      void audition_button_toggled ();
      void envelope_view_button_toggled ();
      void lock_button_clicked ();
      void mute_button_clicked ();
      void opaque_button_clicked ();
      void raise_button_clicked ();
      void lower_button_clicked ();

      void fade_in_active_toggled ();
      void fade_out_active_toggled ();
      void fade_in_active_changed ();
      void fade_out_active_changed ();

      void fade_in_realized ();
      void fade_out_realized ();

      void start_editing_fade_in ();
      void start_editing_fade_out ();
      void stop_editing_fade_in ();
      void stop_editing_fade_out ();

      gint bpressed (GdkEventButton* ev, Gtk::SpinButton* but, void (AudioRegionEditor::*pmf)());
      gint breleased (GdkEventButton* ev, Gtk::SpinButton* but, void (AudioRegionEditor::*pmf)());

      bool spin_arrow_grab;

#endif /* __gtk_ardour_region_edit_h__ */

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