130 lines
3.4 KiB
C++
130 lines
3.4 KiB
C++
/*
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* Copyright (C) 2014 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2017-2019 Robin Gareus <robin@gareus.org>
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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 _WIDGETS_ARDOUR_CTRL_BASE_H_
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#define _WIDGETS_ARDOUR_CTRL_BASE_H_
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#include <list>
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#include <stdint.h>
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#include <gtkmm/action.h>
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#include "pbd/signals.h"
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#include "gtkmm2ext/activatable.h"
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#include "gtkmm2ext/cairo_widget.h"
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#include "gtkmm2ext/persistent_tooltip.h"
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#include "widgets/binding_proxy.h"
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#include "widgets/visibility.h"
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namespace ArdourWidgets {
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class LIBWIDGETS_API CtrlPersistentTooltip : public Gtkmm2ext::PersistentTooltip
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{
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public:
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CtrlPersistentTooltip (Gtk::Widget* w);
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void start_drag ();
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void stop_drag ();
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bool dragging () const;
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private:
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bool _dragging;
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};
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class LIBWIDGETS_API ArdourCtrlBase : public CairoWidget , public Gtkmm2ext::Activatable
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{
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public:
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enum Flags {
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NoFlags = 0x0,
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Detent = 0x1,
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ArcToZero = 0x2,
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NoHorizontal = 0x4,
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NoVertical = 0x8,
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Reverse = 0x10,
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};
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ArdourCtrlBase (Flags flags = NoFlags);
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virtual ~ArdourCtrlBase ();
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void set_active_state (Gtkmm2ext::ActiveState);
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void set_visual_state (Gtkmm2ext::VisualState);
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void set_tooltip_prefix (std::string pfx) { _tooltip_prefix = pfx; controllable_changed (true); }
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std::shared_ptr<PBD::Controllable> get_controllable() { return binding_proxy.get_controllable(); }
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void set_controllable (std::shared_ptr<PBD::Controllable> c);
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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_scroll_event (GdkEventScroll* ev);
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bool on_motion_notify_event (GdkEventMotion *ev) ;
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void color_handler ();
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sigc::signal<void,int> StartGesture;
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sigc::signal<void,int> StopGesture;
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void set_size_request (int, int);
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protected:
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virtual void render (Cairo::RefPtr<Cairo::Context> const&, cairo_rectangle_t*) = 0;
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void on_size_request (Gtk::Requisition* req);
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void on_style_changed (const Glib::RefPtr<Gtk::Style>&);
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void on_name_changed ();
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bool on_enter_notify_event (GdkEventCrossing*);
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bool on_leave_notify_event (GdkEventCrossing*);
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bool on_focus_in_event (GdkEventFocus*);
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bool on_focus_out_event (GdkEventFocus*);
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int _req_width;
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int _req_height;
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bool _hovering;
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float _val; // current value [0..1]
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float _normal; // default value, arc
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Flags _flags;
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CtrlPersistentTooltip _tooltip;
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private:
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void controllable_changed (bool force_update = false);
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void action_sensitivity_changed ();
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void action_visibility_changed ();
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void action_tooltip_changed ();
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PBD::ScopedConnection watch_connection;
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BindingProxy binding_proxy;
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float _grabbed_x;
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float _grabbed_y;
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float _dead_zone_delta;
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std::string _tooltip_prefix;
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};
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} /* namespace */
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#endif /* __gtk2_ardour_ardour_knob_h__ */
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