Robin Gareus
0e79253412
Leave the user in control while the slider is being dragged. Previously there was a feedback loop: User-drags slider -> value changes -> value is rounded -> slider is updated with rounded value (while the user still drags)
110 lines
3.3 KiB
C++
110 lines
3.3 KiB
C++
/*
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Copyright (C) 2007 Paul Davis
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Author: David Robillard
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_gtk_automation_controller_h__
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#define __ardour_gtk_automation_controller_h__
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#ifdef YES
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#undef YES
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#endif
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#ifdef NO
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#undef NO
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#endif
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#include <boost/shared_ptr.hpp>
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#include <gtkmm/alignment.h>
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#include "pbd/signals.h"
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#include "evoral/Parameter.hpp"
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#include "widgets/barcontroller.h"
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namespace ARDOUR {
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class Session;
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class AutomationList;
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class AutomationControl;
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}
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namespace Gtk {
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class Adjustment;
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class Widget;
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}
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class AutomationBarController : public ArdourWidgets::BarController {
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public:
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AutomationBarController(boost::shared_ptr<ARDOUR::AutomationControl> ac,
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Gtk::Adjustment* adj);
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~AutomationBarController();
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private:
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std::string get_label (double&);
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boost::shared_ptr<ARDOUR::AutomationControl> _controllable;
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};
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/** A BarController which displays the value and allows control of an AutomationControl */
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class AutomationController : public Gtk::Alignment {
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public:
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static boost::shared_ptr<AutomationController> create (
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const Evoral::Parameter& param,
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const ARDOUR::ParameterDescriptor& desc,
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boost::shared_ptr<ARDOUR::AutomationControl> ac,
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bool use_knob = false);
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~AutomationController();
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boost::shared_ptr<ARDOUR::AutomationControl> controllable() { return _controllable; }
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void disable_vertical_scroll();
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Gtk::Adjustment* adjustment() { return _adjustment; }
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Gtk::Widget* widget() { return _widget; }
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void display_effective_value ();
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void automation_state_changed ();
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void value_adjusted();
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void stop_updating ();
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private:
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AutomationController (boost::shared_ptr<ARDOUR::AutomationControl> ac,
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Gtk::Adjustment* adj,
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bool use_knob);
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void start_touch();
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void end_touch();
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bool button_press(GdkEventButton*);
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bool button_release(GdkEventButton*);
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void run_note_select_dialog();
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void set_ratio(double ratio);
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void set_freq_beats(double beats);
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bool on_button_release(GdkEventButton* ev);
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Gtk::Widget* _widget;
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boost::shared_ptr<ARDOUR::AutomationControl> _controllable;
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Gtk::Adjustment* _adjustment;
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sigc::connection _screen_update_connection;
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PBD::ScopedConnectionList _changed_connections;
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bool _ignore_change;
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bool _grabbed;
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};
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#endif /* __ardour_gtk_automation_controller_h__ */
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