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livetrax/gtk2_ardour/beatbox_gui.h

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/*
Copyright (C) 2017 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __gtk2_ardour_beatbox_gui_h__
#define __gtk2_ardour_beatbox_gui_h__
#include <string>
#include <boost/shared_ptr.hpp>
#include <gtkmm/radiobutton.h>
#include <gtkmm/togglebutton.h>
#include <gtkmm/button.h>
#include <gtkmm/scrollbar.h>
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#include <gtkmm/spinbutton.h>
#include <gtkmm/box.h>
#include <gtkmm/notebook.h>
#include "gtkmm2ext/colors.h"
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#include "widgets/ardour_button.h"
#include "canvas/box.h"
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#include "canvas/canvas.h"
#include "canvas/rectangle.h"
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#include "ardour/step_sequencer.h"
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#include "widgets/ardour_button.h"
#include "widgets/ardour_dropdown.h"
#include "ardour_dialog.h"
namespace PBD {
class PropertyChange;
}
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namespace ArdourCanvas {
class Grid;
class Item;
class StepButton;
class Polygon;
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class Text;
class VBox;
class Widget;
}
namespace ARDOUR {
class BeatBox;
}
class SequencerGrid;
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class FloatingTextEntry;
class SequenceHeader : public ArdourCanvas::Rectangle
{
public:
SequenceHeader (SequencerGrid&, ARDOUR::StepSequence&, ArdourCanvas::Item* parent);
private:
SequencerGrid& grid;
ARDOUR::StepSequence& sequence;
ArdourCanvas::Rectangle* number_display;
ArdourCanvas::Rectangle* root_display;
ArdourCanvas::Text* number_text;
ArdourCanvas::Text* name_text;
ArdourCanvas::Text* root_text;
bool name_text_event (GdkEvent*);
void edit_name ();
void name_edited (std::string, int);
FloatingTextEntry* floating_entry;
};
class StepView : public ArdourCanvas::Rectangle, public sigc::trackable {
public:
StepView (SequencerGrid&, ARDOUR::Step&, ArdourCanvas::Item*);
void render (ArdourCanvas::Rect const &, Cairo::RefPtr<Cairo::Context>) const;
bool on_event (GdkEvent*);
void view_mode_changed ();
private:
ARDOUR::Step& _step;
SequencerGrid& _seq;
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ArdourCanvas::Text* text;
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bool grabbed;
std::pair<double,double> grab_at;
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std::pair<double,double> last_motion;
bool motion_event (GdkEventMotion*);
bool button_press_event (GdkEventButton*);
bool button_release_event (GdkEventButton*);
bool scroll_event (GdkEventScroll*);
void adjust_step_pitch (int amt);
void adjust_step_velocity (int amt);
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void adjust_step_duration (ARDOUR::Step::DurationRatio const &);
void adjust_step_octave (int amt);
void adjust_step_timing (double fract);
void step_changed (PBD::PropertyChange const &);
PBD::ScopedConnection step_connection;
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void set_octave_text ();
void set_group_text ();
void set_timing_text ();
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static Gtkmm2ext::Color on_fill_color;
static Gtkmm2ext::Color off_fill_color;
};
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class SequencerStepIndicator : public ArdourCanvas::Rectangle, public sigc::trackable {
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public:
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SequencerStepIndicator (SequencerGrid&, ArdourCanvas::Canvas*, size_t n);
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void render (ArdourCanvas::Rect const &, Cairo::RefPtr<Cairo::Context>) const;
bool on_event (GdkEvent*);
void set_current (bool);
private:
SequencerGrid& grid;
size_t number;
ArdourCanvas::Polygon* poly;
ArdourCanvas::Text* text;
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bool being_dragged;
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static int dragging;
bool motion_event (GdkEventMotion*);
bool button_press_event (GdkEventButton*);
bool button_release_event (GdkEventButton*);
void set_text ();
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void sequencer_changed (PBD::PropertyChange const &);
PBD::ScopedConnection sequencer_connection;
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static Gtkmm2ext::Color current_color;
static Gtkmm2ext::Color other_color;
static Gtkmm2ext::Color current_text_color;
static Gtkmm2ext::Color other_text_color;
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static Gtkmm2ext::Color bright_outline_color;
};
class SequencerGrid : public ArdourCanvas::Rectangle, public sigc::trackable {
public:
enum Mode {
Velocity,
Pitch,
Duration,
Octave,
Group,
Timing,
};
SequencerGrid (ARDOUR::StepSequencer&, ArdourCanvas::Canvas*);
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ARDOUR::StepSequencer& sequencer() const { return _sequencer; }
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SequenceHeader& sequence_header (size_t n) const;
Mode mode() const { return _mode; }
void set_mode (Mode m);
void render (ArdourCanvas::Rect const &, Cairo::RefPtr<Cairo::Context>) const;
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void update ();
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static double rhs_xoffset;
static double mode_button_width;
static double mode_button_height;
static double mode_button_spacing;
static double mode_button_xdim;
static double mode_button_ydim;
private:
ARDOUR::StepSequencer& _sequencer;
typedef std::vector<StepView*> StepViews;
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StepViews step_views;
typedef std::vector<SequencerStepIndicator*> StepIndicators;
StepIndicators step_indicators;
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typedef std::vector<SequenceHeader*> SequenceHeaders;
SequenceHeaders sequence_headers;
double _width;
double _height;
Mode _mode;
ArdourCanvas::ScrollGroup* v_scroll_group;
ArdourCanvas::Container* no_scroll_group;
ArdourCanvas::Rectangle* step_indicator_bg;
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ArdourCanvas::HBox* step_indicator_box;
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ArdourCanvas::Rectangle* velocity_mode_button;
ArdourCanvas::Rectangle* pitch_mode_button;
ArdourCanvas::Rectangle* octave_mode_button;
ArdourCanvas::Rectangle* gate_mode_button;
ArdourCanvas::Rectangle* timing_mode_button;
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ArdourCanvas::Text* velocity_mode_text;
ArdourCanvas::Text* pitch_mode_text;
ArdourCanvas::Text* octave_mode_text;
ArdourCanvas::Text* gate_mode_text;
ArdourCanvas::Text* timing_mode_text;
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static Gtkmm2ext::Color current_mode_color;
static Gtkmm2ext::Color not_current_mode_color;
void sequencer_changed (PBD::PropertyChange const &);
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bool mode_button_event (GdkEvent*, SequencerGrid::Mode);
PBD::ScopedConnection sequencer_connection;
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};
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class BBGUI : public ArdourDialog {
public:
BBGUI (boost::shared_ptr<ARDOUR::BeatBox> bb);
~BBGUI ();
double width() const { return _width; }
double height() const { return _height; }
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protected:
void on_map ();
void on_unmap ();
private:
boost::shared_ptr<ARDOUR::BeatBox> bbox;
double _width;
double _height;
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Gtk::Adjustment horizontal_adjustment;
Gtk::Adjustment vertical_adjustment;
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ArdourCanvas::GtkCanvasViewport* _canvas_viewport;
ArdourCanvas::GtkCanvas* _canvas;
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SequencerGrid* _sequencer;
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ArdourWidgets::ArdourButton start_button;
void toggle_play ();
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ArdourWidgets::ArdourButton export_as_region_button;
void export_as_region ();
Gtk::HBox canvas_hbox;
Gtk::VScrollbar vscrollbar;
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void clear ();
void update ();
void update_sequencer ();
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sigc::connection timer_connection;
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void sequencer_changed (PBD::PropertyChange const &);
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Gtk::HBox mode_box;
ArdourWidgets::ArdourButton mode_velocity_button;
ArdourWidgets:: ArdourButton mode_pitch_button;
ArdourWidgets::ArdourButton mode_octave_button;
ArdourWidgets::ArdourButton mode_group_button;
ArdourWidgets::ArdourButton mode_duration_button;
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PBD::ScopedConnection sequencer_connection;
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};
#endif /* __gtk2_ardour_beatbox_gui_h__ */