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livetrax/gtk2_ardour/plugin_ui.h
Robin Gareus 19e4f47b4b
Cont'd work on Virtual-keyboard 
* allow gtk_pianokeyboard to respond to y-axis click position
  and include MIDI velocity with note-on signal
* add configuration settings to virual-keyboard
  min/max velocity, keyboard-layout
* add a CC7 controller knob
2019-10-18 22:56:46 +02:00

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/*
* Copyright (C) 2005-2006 Taybin Rutkin <taybin@taybin.com>
* Copyright (C) 2005-2015 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2006-2009 Sampo Savolainen <v2@iki.fi>
* Copyright (C) 2007-2015 David Robillard <d@drobilla.net>
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2013-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2016-2017 Julien "_FrnchFrgg_" RIVAUD <frnchfrgg@free.fr>
*
* 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 __ardour_plugin_ui_h__
#define __ardour_plugin_ui_h__
#ifdef WAF_BUILD
#include "gtk2ardour-config.h"
#endif
#include <vector>
#include <map>
#include <list>
#include <sigc++/signal.h>
#include <gtkmm/adjustment.h>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/eventbox.h>
#include <gtkmm/expander.h>
#include <gtkmm/filechooserbutton.h>
#include <gtkmm/image.h>
#include <gtkmm/label.h>
#include <gtkmm/menu.h>
#include <gtkmm/scrolledwindow.h>
#include <gtkmm/socket.h>
#include <gtkmm/table.h>
#include <gtkmm/togglebutton.h>
#include <gtkmm/viewport.h>
#include "ardour/types.h"
#include "ardour/plugin.h"
#include "ardour/variant.h"
#include "widgets/ardour_button.h"
#include "widgets/ardour_dropdown.h"
#include "widgets/ardour_spinner.h"
#include "ardour_window.h"
#include "automation_controller.h"
#include "gtk_pianokeyboard.h"
namespace ARDOUR {
class PluginInsert;
class Plugin;
class WindowsVSTPlugin;
class LXVSTPlugin;
class IOProcessor;
class AUPlugin;
class Processor;
}
namespace PBD {
class Controllable;
}
namespace ArdourWidgets {
class FastMeter;
}
class LatencyGUI;
class ArdourWindow;
class PluginEqGui;
class PluginLoadStatsGui;
class PluginPresetsUI;
class VSTPluginUI;
class PlugUIBase : public virtual sigc::trackable, public PBD::ScopedConnectionList
{
public:
PlugUIBase (boost::shared_ptr<ARDOUR::PluginInsert>);
virtual ~PlugUIBase();
virtual gint get_preferred_height () = 0;
virtual gint get_preferred_width () = 0;
virtual bool resizable () { return true; }
virtual bool start_updating(GdkEventAny*) = 0;
virtual bool stop_updating(GdkEventAny*) = 0;
virtual void activate () {}
virtual void deactivate () {}
void update_preset_list ();
void update_preset ();
void latency_button_clicked ();
virtual bool on_window_show(const std::string& /*title*/) { return true; }
virtual void on_window_hide() {}
virtual void forward_key_event (GdkEventKey*) {}
virtual void grab_focus () {}
virtual bool non_gtk_gui() const { return false; }
sigc::signal<void,bool> KeyboardFocused;
protected:
boost::shared_ptr<ARDOUR::PluginInsert> insert;
boost::shared_ptr<ARDOUR::Plugin> plugin;
/* UI elements that can subclasses can add to their widgets */
/** a ComboBoxText which lists presets and manages their selection */
ArdourWidgets::ArdourDropdown _preset_combo;
/** a label which has a * in if the current settings are different from the preset being shown */
Gtk::Label _preset_modified;
/** a button to add a preset */
ArdourWidgets::ArdourButton add_button;
/** a button to save the current settings as a new user preset */
ArdourWidgets::ArdourButton save_button;
/** a button to delete the current preset (if it is a user one) */
ArdourWidgets::ArdourButton delete_button;
/** a button to show a preset browser */
ArdourWidgets::ArdourButton preset_browser_button;
/** a button to delete the reset the plugin params */
ArdourWidgets::ArdourButton reset_button;
/** a button to bypass the plugin */
ArdourWidgets::ArdourButton bypass_button;
/** and self-explaining button :) */
ArdourWidgets::ArdourButton pin_management_button;
/** a button to acquire keyboard focus */
Gtk::EventBox focus_button;
/** an expander containing the plugin description */
Gtk::Expander description_expander;
/** an expander containing the plugin analysis graph */
Gtk::Expander plugin_analysis_expander;
/** an expander containing the plugin cpu profile */
Gtk::Expander cpuload_expander;
/** a button which, when clicked, opens the latency GUI */
ArdourWidgets::ArdourButton latency_button;
/** a button which sets all controls' automation setting to Manual */
ArdourWidgets::ArdourButton automation_manual_all_button;
/** a button which sets all controls' automation setting to Play */
ArdourWidgets::ArdourButton automation_play_all_button;
/** a button which sets all controls' automation setting to Write */
ArdourWidgets::ArdourButton automation_write_all_button;
/** a button which sets all controls' automation setting to Touch */
ArdourWidgets::ArdourButton automation_touch_all_button;
/** a button which sets all controls' automation setting to Latch */
ArdourWidgets::ArdourButton automation_latch_all_button;
void set_latency_label ();
LatencyGUI* latency_gui;
ArdourWindow* latency_dialog;
PluginEqGui* eqgui;
PluginLoadStatsGui* stats_gui;
PluginPresetsUI* preset_gui;
ArdourWindow* preset_dialog;
Gtk::Image* focus_out_image;
Gtk::Image* focus_in_image;
int _no_load_preset;
virtual void preset_selected (ARDOUR::Plugin::PresetRecord preset);
void add_plugin_setting ();
void save_plugin_setting ();
void delete_plugin_setting ();
void reset_plugin_parameters ();
void browse_presets ();
void manage_pins ();
bool focus_toggled(GdkEventButton*);
bool bypass_button_release(GdkEventButton*);
void toggle_description ();
void toggle_plugin_analysis ();
void toggle_cpuload_display ();
void processor_active_changed (boost::weak_ptr<ARDOUR::Processor> p);
void plugin_going_away ();
void automation_state_changed ();
void preset_added_or_removed ();
void update_preset_modified ();
bool has_descriptive_presets () const;
PBD::ScopedConnection death_connection;
PBD::ScopedConnection active_connection;
PBD::ScopedConnection preset_added_connection;
PBD::ScopedConnection preset_removed_connection;
PBD::ScopedConnectionList control_connections;
};
class GenericPluginUI : public PlugUIBase, public Gtk::VBox
{
public:
GenericPluginUI (boost::shared_ptr<ARDOUR::PluginInsert> plug, bool scrollable=false);
~GenericPluginUI ();
gint get_preferred_height () { return prefheight; }
gint get_preferred_width () { return -1; }
bool start_updating(GdkEventAny*);
bool stop_updating(GdkEventAny*);
private:
Gtk::VBox main_contents;
Gtk::HBox settings_box;
Gtk::HBox hpacker;
Gtk::Menu* automation_menu;
gint prefheight;
bool is_scrollable;
struct MeterInfo {
ArdourWidgets::FastMeter* meter;
bool packed;
MeterInfo () {
meter = 0;
packed = false;
}
};
/* FIXME: Unify with AutomationController */
struct ControlUI : public Gtk::HBox {
const Evoral::Parameter parameter() const { return param; }
Evoral::Parameter param;
boost::shared_ptr<ARDOUR::AutomationControl> control;
/* input */
boost::shared_ptr<ARDOUR::ScalePoints> scale_points;
boost::shared_ptr<AutomationController> controller;
ArdourWidgets::ArdourButton automate_button;
Gtk::Label label;
ArdourWidgets::ArdourDropdown* combo;
Gtk::FileChooserButton* file_button;
ArdourWidgets::ArdourSpinner* spin_box;
bool button;
bool update_pending;
bool ignore_change;
/* output */
Gtk::EventBox* display;
Gtk::Label* display_label;
Gtk::HBox* hbox;
Gtk::VBox* vbox;
MeterInfo* meterinfo;
ControlUI (const Evoral::Parameter& param);
~ControlUI ();
/* layout */
Gtk::Table* knobtable;
int x0, x1, y0, y1;
bool short_autostate; // modify with set_short_autostate below
};
void set_short_autostate(ControlUI* cui, bool value);
std::vector<ControlUI*> input_controls; // workaround for preset load
std::vector<ControlUI*> input_controls_with_automation;
std::vector<ControlUI*> output_controls;
sigc::connection screen_update_connection;
void output_update();
void build ();
void automatic_layout (const std::vector<ControlUI *>& control_uis);
void custom_layout (const std::vector<ControlUI *>& control_uis);
ControlUI* build_control_ui (const Evoral::Parameter& param,
const ARDOUR::ParameterDescriptor& desc,
boost::shared_ptr<ARDOUR::AutomationControl> mcontrol,
float value,
bool is_input,
bool use_knob = false);
void ui_parameter_changed (ControlUI* cui);
void update_control_display (ControlUI* cui);
void update_input_displays (); // workaround for preset load
void control_combo_changed (ControlUI* cui, float value);
bool astate_button_event (GdkEventButton* ev, ControlUI*);
void automation_state_changed (ControlUI*);
void set_automation_state (ARDOUR::AutoState state, ControlUI* cui);
void set_all_automation (ARDOUR::AutoState state);
void knob_size_request(Gtk::Requisition* req, ControlUI* cui);
typedef std::map<uint32_t, Gtk::FileChooserButton*> FilePathControls;
FilePathControls _filepath_controls;
void set_path_property (const ARDOUR::ParameterDescriptor& desc,
Gtk::FileChooserButton* widget);
void path_property_changed (uint32_t key, const ARDOUR::Variant& value);
void scroller_size_request (Gtk::Requisition*);
Gtk::ScrolledWindow scroller;
Gtk::Expander _plugin_pianokeyboard_expander;
PianoKeyboard* _piano;
Gtk::Widget* _pianomm;
Gtk::VBox _pianobox;
Gtk::SpinButton _piano_velocity;
Gtk::SpinButton _piano_channel;
static void _note_on_event_handler (GtkWidget*, int, int, gpointer);
static void _note_off_event_handler (GtkWidget*, int, gpointer);
void note_on_event_handler (int);
void note_off_event_handler (int);
void toggle_pianokeyboard ();
void build_midi_table ();
void midi_refill_patches ();
void midi_bank_patch_change (uint8_t chn);
void midi_bank_patch_select (uint8_t chn, uint32_t bankpgm);
std::vector<ArdourWidgets::ArdourDropdown*> midi_pgmsel;
PBD::ScopedConnectionList midi_connections;
std::map<uint32_t, std::string> pgm_names;
};
class PluginUIWindow : public ArdourWindow
{
public:
PluginUIWindow (boost::shared_ptr<ARDOUR::PluginInsert> insert,
bool scrollable=false,
bool editor=true);
~PluginUIWindow ();
PlugUIBase& pluginui() { return *_pluginui; }
void resize_preferred();
void set_parent (Gtk::Window*);
void set_title(const std::string& title);
bool on_key_press_event (GdkEventKey*);
bool on_key_release_event (GdkEventKey*);
void on_show ();
void on_hide ();
private:
std::string _title;
PlugUIBase* _pluginui;
PBD::ScopedConnection death_connection;
Gtk::Window* parent;
Gtk::VBox vbox;
bool was_visible;
bool _keyboard_focused;
#ifdef AUDIOUNIT_SUPPORT
int pre_deactivate_x;
int pre_deactivate_y;
#endif
void keyboard_focused (bool yn);
void app_activated (bool);
void plugin_going_away ();
bool create_windows_vst_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
bool create_lxvst_editor(boost::shared_ptr<ARDOUR::PluginInsert>);
bool create_mac_vst_editor(boost::shared_ptr<ARDOUR::PluginInsert>);
bool create_audiounit_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
bool create_lv2_editor (boost::shared_ptr<ARDOUR::PluginInsert>);
};
#ifdef MACVST_SUPPORT
/* this function has to be in a .mm file
* because MacVSTPluginUI has Cocoa members
*/
extern VSTPluginUI* create_mac_vst_gui (boost::shared_ptr<ARDOUR::PluginInsert>);
#endif
#ifdef AUDIOUNIT_SUPPORT
/* this function has to be in a .mm file */
extern PlugUIBase* create_au_gui (boost::shared_ptr<ARDOUR::PluginInsert>, Gtk::VBox**);
#endif
#endif /* __ardour_plugin_ui_h__ */
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