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livetrax/gtk2_ardour/group_tabs.h

186 lines
6.5 KiB
C++

/*
* Copyright (C) 2009-2011 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2014-2017 Robin Gareus <robin@gareus.org>
*
* 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
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __gtk_ardour_group_tabs_h__
#define __gtk_ardour_group_tabs_h__
#include <gtkmm/menu.h>
#include "ardour/session_handle.h"
#include "ardour/types.h"
#include "gtkmm2ext/cairo_widget.h"
#include "editor_component.h"
namespace ARDOUR {
class Session;
class RouteGroup;
}
class Editor;
class RouteGroupDialog;
/** Parent class for tabs which represent route groups as colored tabs;
* Currently used on the left-hand side of the editor and at the top of the mixer.
*
* This class also contains a fair bit of code to handle changes to route
* group colours; it seems a bit out of place, but I could not really think
* of a better place to put it.
*/
class GroupTabs : public CairoWidget, public ARDOUR::SessionHandlePtr
{
public:
GroupTabs ();
virtual ~GroupTabs ();
void set_session (ARDOUR::Session *);
/** Create route-group context menu
*
* @param g Route group, or 0.
* @param tabArea false if context menu is not for a group tab, show the "create new from" items here.
* When true a given group's context menu for the group \p g is displayed.
* @return Menu to be popped up on right-click over the given route group.
*/
Gtk::Menu* get_menu (ARDOUR::RouteGroup* g, bool tabArea = false);
void run_new_group_dialog (ARDOUR::RouteList const *, bool with_master);
void set_extent (double);
void set_offset (double);
static void set_group_color (ARDOUR::RouteGroup *, uint32_t);
static std::string group_gui_id (ARDOUR::RouteGroup *);
static uint32_t group_color (ARDOUR::RouteGroup *);
protected:
struct Tab {
Tab () : group (0) {}
double from;
double to;
uint32_t color; ///< color
ARDOUR::RouteGroup* group; ///< route group
};
/** @return Size of the widget along the primary axis */
virtual double visible_extent () const = 0;
/** @return Size of all contained strips along the primary axis */
double extent () const { return _extent < 0 ? visible_extent () : _extent; }
/** @return Scroll offset of \ref visible_extent along the primary axis */
double offset () const { return _offset; }
private:
static void emit_gui_changed_for_members (std::shared_ptr<ARDOUR::RouteList>);
/** Compute all the tabs for this widget.
* @return Tabs.
*/
virtual std::list<Tab> compute_tabs () const = 0;
/** Draw a tab.
* @param cr Cairo context.
* @param t Tab.
*/
virtual void draw_tab (cairo_t* cr, Tab const & t) = 0;
/** Coordinate map (editor, mixer)
* @param x x-coordinate
* @param y y-coordinate
* @return x or y, depending on which is the primary coordinate for this widget.
*/
virtual double primary_coordinate (double x, double y) const = 0;
virtual ARDOUR::RouteList routes_for_tab (Tab const * t) const = 0;
virtual void add_menu_items (Gtk::Menu *, ARDOUR::RouteGroup *) {}
virtual ARDOUR::RouteList selected_routes () const = 0;
void add_new_from_items (Gtk::Menu_Helpers::MenuList&);
void new_from_selection (bool with_master);
void new_from_rec_enabled (bool with_master);
void new_from_soloed (bool with_master);
void new_group_dialog_finished (int, RouteGroupDialog*, ARDOUR::RouteList const *, bool with_master) const;
void edit_group_dialog_finished (int, RouteGroupDialog*) const;
void collect (ARDOUR::RouteGroup *);
void set_activation (ARDOUR::RouteGroup *, bool);
void edit_group (ARDOUR::RouteGroup *);
void subgroup (ARDOUR::RouteGroup *, bool, ARDOUR::Placement);
void un_subgroup (ARDOUR::RouteGroup *);
void activate_all ();
void disable_all ();
void remove_group (ARDOUR::RouteGroup *);
void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*);
void on_size_request (Gtk::Requisition *);
bool on_button_press_event (GdkEventButton *);
bool on_motion_notify_event (GdkEventMotion *);
bool on_button_release_event (GdkEventButton *);
bool on_enter_notify_event (GdkEventCrossing*);
bool on_leave_notify_event (GdkEventCrossing*);
Tab * click_to_tab (double, std::list<Tab>::iterator *, std::list<Tab>::iterator *);
void route_group_property_changed (ARDOUR::RouteGroup *);
void route_added_to_route_group (ARDOUR::RouteGroup *, std::weak_ptr<ARDOUR::Route>);
void route_removed_from_route_group (ARDOUR::RouteGroup *, std::weak_ptr<ARDOUR::Route>);
void assign_group_to_master (uint32_t which, ARDOUR::RouteGroup*, bool rename_master) const;
void unassign_group_to_master (uint32_t which, ARDOUR::RouteGroup*) const;
void assign_selection_to_master (uint32_t which);
void assign_recenabled_to_master (uint32_t which);
void assign_soloed_to_master (uint32_t which);
void assign_some_to_master (uint32_t which, ARDOUR::RouteList, std::string vcaname = "");
ARDOUR::RouteList get_soloed ();
ARDOUR::RouteList get_rec_enabled ();
Gtk::Menu* _menu;
std::list<Tab> _tabs; ///< current list of tabs
Tab* _dragging; ///< tab being dragged, or 0
/** routes that were in the tab that is being dragged when the drag started */
ARDOUR::RouteList _initial_dragging_routes;
bool _dragging_new_tab; ///< true if we're dragging a new tab
bool _drag_moved; ///< true if there has been movement during any current drag
double _drag_fixed; ///< the position of the fixed end of the tab being dragged
double _drag_moving; ///< the position of the moving end of the tab being dragged
double _drag_offset; ///< offset from the mouse to the end of the tab being dragged
double _drag_min; ///< minimum position for drag
double _drag_max; ///< maximum position for drag
double _drag_first; ///< first mouse pointer position during drag
double _extent;
double _offset;
bool _hovering;
/** colors that have been used for new route group tabs */
static std::list<Gdk::Color> _used_colors;
};
#endif // __gtk_ardour_group_tabs_h__