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livetrax/gtk2_ardour/triggerbox_ui.h

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/*
* Copyright (C) 2021 Paul Davis <paul@linuxaudiosystems.com>
*
* 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_triggerbox_ui_h_
#define _gtk_ardour_triggerbox_ui_h_
#include "pbd/properties.h"
#include "ardour/triggerbox.h"
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#include "canvas/canvas.h"
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#include "canvas/rectangle.h"
#include "fitted_canvas_widget.h"
namespace Gtk
{
class FileChooserDialog;
class Menu;
}
namespace Temporal
{
struct BBT_Offset;
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}
namespace ArdourCanvas
{
class Text;
class Polygon;
}
class TriggerReference
{
public:
TriggerReference (ARDOUR::TriggerBox& b, uint32_t s) : box (b), slot (s) {}
boost::shared_ptr<ARDOUR::Trigger> trigger() const { return box.trigger (slot); }
ARDOUR::TriggerBox& box;
uint32_t slot;
};
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class TriggerEntry : public ArdourCanvas::Rectangle
{
public:
TriggerEntry (ArdourCanvas::Item* item, TriggerReference rf);
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~TriggerEntry ();
boost::shared_ptr<ARDOUR::Trigger> trigger () const
{
return tref.trigger();
}
ArdourCanvas::Rectangle* play_button;
ArdourCanvas::Rectangle* name_button;
ArdourCanvas::Rectangle* follow_button;
ArdourCanvas::Text* name_text;
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void draw_launch_icon (Cairo::RefPtr<Cairo::Context> context, float size, float scale) const;
void draw_follow_icon (Cairo::RefPtr<Cairo::Context> context, ARDOUR::Trigger::FollowAction icon, float size, float scale) const;
void render (ArdourCanvas::Rect const& area, Cairo::RefPtr<Cairo::Context> context) const;
void _size_allocate (ArdourCanvas::Rect const&);
void maybe_update ();
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void selection_change ();
void set_default_colors ();
private:
TriggerReference tref;
double _poly_size;
double _poly_margin;
PBD::ScopedConnection trigger_prop_connection;
PBD::ScopedConnection trigger_swap_connection;
void prop_change (PBD::PropertyChange const& change);
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void trigger_swap (uint32_t);
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PBD::ScopedConnection owner_prop_connection;
void owner_prop_change (PBD::PropertyChange const&);
void owner_color_changed ();
void ui_parameter_changed (std::string const& p);
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};
class TriggerBoxUI : public ArdourCanvas::Rectangle
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{
public:
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TriggerBoxUI (ArdourCanvas::Item* parent, ARDOUR::TriggerBox&);
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~TriggerBoxUI ();
void toggle_trigger_isolated (uint64_t n);
void clear_trigger (uint64_t n);
void edit_trigger (uint64_t n);
void start_updating ();
void stop_updating ();
static Glib::RefPtr<Gtk::ActionGroup> trigger_actions;
static void setup_actions_and_bindings ();
static void trigger_scene (int32_t);
void _size_allocate (ArdourCanvas::Rect const&);
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private:
typedef std::vector<TriggerEntry*> Slots;
ARDOUR::TriggerBox& _triggerbox;
Slots _slots;
Gtk::FileChooserDialog* _file_chooser;
sigc::connection _file_chooser_connection;
Gtk::Menu* _launch_context_menu;
Gtk::Menu* _follow_context_menu;
Gtk::Menu* _context_menu;
bool _ignore_menu_action;
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static Gtkmm2ext::Bindings* bindings;
static void load_bindings ();
static void register_actions ();
bool play_button_event (GdkEvent*, uint64_t);
bool name_button_event (GdkEvent*, uint64_t);
bool follow_button_event (GdkEvent*, uint64_t);
void choose_sample (uint64_t n);
void sample_chosen (int r, uint64_t n);
void launch_context_menu (uint64_t n);
void follow_context_menu (uint64_t n);
void context_menu (uint64_t n);
void set_follow_action (uint64_t slot, ARDOUR::Trigger::FollowAction);
void set_launch_style (uint64_t slot, ARDOUR::Trigger::LaunchStyle);
void set_quantization (uint64_t slot, Temporal::BBT_Offset const&);
void set_from_selection (uint64_t slot);
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void build ();
void rapid_update ();
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void selection_changed ();
bool drag_motion (Glib::RefPtr<Gdk::DragContext> const&, int, int, guint);
void drag_leave (Glib::RefPtr<Gdk::DragContext> const&, guint);
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void drag_data_received (Glib::RefPtr<Gdk::DragContext> const&, int, int, Gtk::SelectionData const&, guint, guint);
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uint64_t slot_at_y (int) const;
sigc::connection _update_connection;
sigc::connection _selection_connection;
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};
class TriggerBoxWidget : public FittedCanvasWidget
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{
public:
TriggerBoxWidget (float w, float h);
void set_triggerbox (ARDOUR::TriggerBox* tb);
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void on_map ();
void on_unmap ();
private:
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TriggerBoxUI* ui;
};
#endif