Robin Gareus
4050ca5633
Copyright-holder and year information is extracted from git log. git history begins in 2005. So (C) from 1998..2005 is lost. Also some (C) assignment of commits where the committer didn't use --author.
141 lines
4.3 KiB
C++
141 lines
4.3 KiB
C++
/*
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* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2012-2017 Robin Gareus <robin@gareus.org>
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* Copyright (C) 2017-2019 Ben Loftis <ben@harrisonconsoles.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __gtk_ardour_editor_summary_h__
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#define __gtk_ardour_editor_summary_h__
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#include "gtkmm2ext/cairo_widget.h"
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#include "editor_component.h"
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namespace ARDOUR {
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class Session;
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}
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class Editor;
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/** Class to provide a visual summary of the contents of an editor window; represents
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* the whole session as a set of lines, one per region view.
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*/
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class EditorSummary : public CairoWidget, public EditorComponent, public ARDOUR::SessionHandlePtr, public PBD::ScopedConnectionList
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{
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public:
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EditorSummary (Editor *);
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~EditorSummary ();
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void set_session (ARDOUR::Session *);
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void set_overlays_dirty ();
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void set_background_dirty ();
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void routes_added (std::list<RouteTimeAxisView*> const &);
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private:
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void parameter_changed (std::string);
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void on_size_allocate (Gtk::Allocation& alloc);
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enum Position {
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LEFT,
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RIGHT,
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BOTTOM,
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INSIDE,
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TO_LEFT_OR_RIGHT
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};
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void on_size_request (Gtk::Requisition *);
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bool on_button_press_event (GdkEventButton *);
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bool on_button_release_event (GdkEventButton *);
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bool on_motion_notify_event (GdkEventMotion *);
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bool on_scroll_event (GdkEventScroll *);
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bool on_key_press_event (GdkEventKey*);
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bool on_key_release_event (GdkEventKey*);
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bool on_enter_notify_event (GdkEventCrossing*);
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bool on_leave_notify_event (GdkEventCrossing*);
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void reset_to_extents ();
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void centre_on_click (GdkEventButton *);
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void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*);
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void render_region (RegionView*, cairo_t*, double) const;
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void get_editor (std::pair<double, double>* x, std::pair<double, double>* y = NULL) const;
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void set_editor (double);
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void set_editor (std::pair<double, double>);
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void set_editor_x (double);
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void set_editor_x (std::pair<double, double>);
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void playhead_position_changed (samplepos_t);
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double editor_y_to_summary (double) const;
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Position get_position (double, double) const;
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void set_cursor (Position);
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void route_gui_changed (PBD::PropertyChange const&);
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bool suspending_editor_updates () const;
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double playhead_sample_to_position (samplepos_t) const;
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samplepos_t position_to_playhead_sample_to_position (double pos) const;
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void set_overlays_dirty_rect (int, int, int, int);
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void summary_zoom_step ( int steps );
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samplepos_t _start; ///< start sample of the overview
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samplepos_t _end; ///< end sample of the overview
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samplepos_t _leftmost; ///< the earliest sample we ever viewed
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samplepos_t _rightmost; ///< the latest sample we ever viewed
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double _x_scale; ///< pixels per sample for the x axis of the pixmap
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double _track_height;
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double _last_playhead;
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std::pair<double, double> _start_editor_x;
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double _start_mouse_x;
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double _start_mouse_y;
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Position _start_position;
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bool _move_dragging;
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void set_colors ();
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uint32_t _phead_color;
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//used for zooming
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int _last_mx;
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int _last_my;
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int _last_dx;
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int _last_dy;
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int _last_y_delta;
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std::pair<double, double> _view_rectangle_x;
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std::pair<double, double> _view_rectangle_y;
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std::pair<double, double> _pending_editor_x;
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std::pair<double, double> _pending_editor_y;
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bool _pending_editor_changed;
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bool _zoom_trim_dragging;
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Position _zoom_trim_position;
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bool _old_follow_playhead;
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cairo_surface_t* _image;
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void render_background_image ();
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bool _background_dirty;
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PBD::ScopedConnectionList position_connection;
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PBD::ScopedConnection route_ctrl_id_connection;
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PBD::ScopedConnectionList region_property_connection;
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};
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#endif
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