mirror of
https://github.com/Ardour/ardour.git
synced 2026-01-10 15:36:24 +01:00
add more complexity to beatbox gui, starting with an 8x8 pad grid
This commit is contained in:
Paul Davis
parent
7f6b6eef4f
commit
1522417f42
2 changed files with 269 additions and 1 deletions
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@ -20,13 +20,22 @@
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#include "pbd/i18n.h"
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#include "ardour/beatbox.h"
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#include "beatbox_gui.h"
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#include "timers.h"
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using namespace ARDOUR;
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using namespace Gtkmm2ext;
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using std::cerr;
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using std::endl;
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BBGUI::BBGUI (boost::shared_ptr<BeatBox> bb)
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: ArdourDialog (_("BeatBox"))
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, bbox (bb)
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, step_sequencer_tab_button (_("Steps"))
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, pad_tab_button (_("Pads"))
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, roll_tab_button (_("Roll"))
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, quantize_off (quantize_group, "None")
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, quantize_32nd (quantize_group, "ThirtySecond")
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, quantize_16th (quantize_group, "Sixteenth")
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@ -39,6 +48,15 @@ BBGUI::BBGUI (boost::shared_ptr<BeatBox> bb)
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, tempo_adjustment (bb->tempo(), 1, 300, 1, 10)
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, tempo_spinner (tempo_adjustment)
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{
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setup_pad_canvas ();
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setup_step_sequencer_canvas ();
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setup_roll_canvas ();
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tabs.append_page (step_sequencer_canvas);
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tabs.append_page (pad_canvas);
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tabs.append_page (roll_canvas);
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tabs.set_show_tabs (false);
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quantize_off.signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::set_quantize), 0));
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quantize_32nd.signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::set_quantize), 32));
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quantize_16th.signal_toggled().connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::set_quantize), 16));
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@ -60,12 +78,20 @@ BBGUI::BBGUI (boost::shared_ptr<BeatBox> bb)
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misc_button_box.pack_start (play_button);
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misc_button_box.pack_start (clear_button);
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misc_button_box.pack_start (step_sequencer_tab_button);
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misc_button_box.pack_start (pad_tab_button);
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misc_button_box.pack_start (roll_tab_button);
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step_sequencer_tab_button.signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::switch_tabs), &step_sequencer_canvas));
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pad_tab_button.signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::switch_tabs), &pad_canvas));
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roll_tab_button.signal_clicked.connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::switch_tabs), &roll_canvas));
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tempo_adjustment.signal_value_changed().connect (sigc::mem_fun (*this, &BBGUI::tempo_changed));
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misc_button_box.pack_start (tempo_spinner);
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get_vbox()->pack_start (misc_button_box);
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get_vbox()->pack_start (misc_button_box, false, false);
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get_vbox()->pack_start (tabs, true, true);
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get_vbox()->pack_start (quantize_button_box, true, true);
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show_all ();
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@ -75,6 +101,181 @@ BBGUI::~BBGUI ()
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{
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}
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void
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BBGUI::update ()
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{
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switch (tabs.get_current_page()) {
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case 0:
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update_steps ();
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break;
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case 1:
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update_pads ();
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break;
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case 2:
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update_roll ();
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break;
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default:
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return;
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}
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}
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void
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BBGUI::update_steps ()
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{
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}
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void
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BBGUI::update_roll ()
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{
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}
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void
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BBGUI::update_pads ()
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{
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Timecode::BBT_Time bbt;
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if (!bbox->running()) {
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pads_off ();
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return;
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}
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bbt = bbox->get_last_time ();
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int current_pad_column = (bbt.bars - 1) * bbox->meter_beats ();
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current_pad_column += bbt.beats - 1;
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for (Pads::iterator p = pads.begin(); p != pads.end(); ++p) {
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if ((*p)->col() == current_pad_column) {
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(*p)->rect->set_outline_color (rgba_to_color (1.0, 0.0, 0.0, 1.0));
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} else {
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(*p)->rect->set_outline_color (rgba_to_color (0.0, 0.0, 0.0, 1.0));
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}
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}
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}
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void
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BBGUI::pads_off ()
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{
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}
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void
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BBGUI::on_map ()
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{
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timer_connection = Timers::rapid_connect (sigc::mem_fun (*this, &BBGUI::update));
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ArdourDialog::on_map ();
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}
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void
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BBGUI::on_unmap ()
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{
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timer_connection.disconnect ();
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ArdourDialog::on_unmap ();
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}
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void
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BBGUI::switch_tabs (Gtk::Widget* w)
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{
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tabs.set_current_page (tabs.page_num (*w));
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}
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int BBGUI::Pad::pad_width = 80;
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int BBGUI::Pad::pad_height = 80;
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int BBGUI::Pad::pad_spacing = 6;
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BBGUI::Pad::Pad (ArdourCanvas::Canvas* canvas, int row, int col, int note, std::string const& txt)
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: rect (new ArdourCanvas::Rectangle (canvas, ArdourCanvas::Rect ((col * pad_spacing) + (col * (pad_width - pad_spacing)), (row * pad_spacing) + (row * (pad_height - pad_spacing)),
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(col * pad_spacing) + ((col + 1) * (pad_width - pad_spacing)) , (row * pad_spacing) + ((row +1) * (pad_height - pad_spacing)))))
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, text (new ArdourCanvas::Text (canvas))
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, _row (row)
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, _col (col)
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, _note (note)
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, _label (txt)
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{
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canvas->root()->add (rect);
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canvas->root()->add (text);
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text->set (_label);
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const ArdourCanvas::Rect r (rect->get());
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text->set_position (ArdourCanvas::Duple (r.x0 + 10, r.y0 + 10));
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}
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void
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BBGUI::Pad::set_color (Gtkmm2ext::Color c)
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{
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rect->set_fill_color (c);
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text->set_color (contrasting_text_color (c));
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}
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void
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BBGUI::setup_pad_canvas ()
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{
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pad_canvas.set_background_color (Gtkmm2ext::rgba_to_color (0.32, 0.47, 0.89, 1.0));
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size_pads (8, 8);
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}
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void
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BBGUI::size_pads (int cols, int rows)
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{
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/* XXX 8 x 8 grid */
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for (Pads::iterator p = pads.begin(); p != pads.end(); ++p) {
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delete *p;
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}
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pads.clear ();
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pad_connections.drop_connections ();
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pad_rows = rows;
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pad_cols = cols;
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for (int row = 0; row < pad_rows; ++row) {
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int note = random() % 128;
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for (int col = 0; col < pad_cols; ++col) {
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Pad* p = new Pad (&pad_canvas, row, col, note, string_compose ("%1", note));
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p->set_color (Gtkmm2ext::rgba_to_color ((random() % 255) / 255.0,
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(random() % 255) / 255.0,
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(random() % 255) / 255.0,
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(random() % 255) / 255.0));
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p->rect->Event.connect (sigc::bind (sigc::mem_fun (*this, &BBGUI::pad_event), col, row));
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pads.push_back (p);
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}
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}
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}
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bool
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BBGUI::pad_event (GdkEvent* ev, int col, int row)
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{
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if (ev->type == GDK_BUTTON_PRESS) {
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Timecode::BBT_Time at;
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at.bars = col / bbox->meter_beats();
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at.beats = col % bbox->meter_beats();
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at.ticks = 0;
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at.bars++;
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at.beats++;
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bbox->inject_note (pads[row * pad_cols + col]->note(), 127, at);
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return true;
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}
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return false;
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}
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void
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BBGUI::setup_step_sequencer_canvas ()
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{
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}
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void
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BBGUI::setup_roll_canvas ()
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{
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}
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void
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BBGUI::tempo_changed ()
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{
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@ -20,6 +20,7 @@
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#ifndef __gtk2_ardour_beatbox_gui_h__
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#define __gtk2_ardour_beatbox_gui_h__
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#include <string>
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#include <boost/shared_ptr.hpp>
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#include <gtkmm/radiobutton.h>
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@ -27,7 +28,15 @@
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#include <gtkmm/button.h>
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#include <gtkmm/spinbutton.h>
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#include <gtkmm/box.h>
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#include <gtkmm/notebook.h>
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#include "gtkmm2ext/colors.h"
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#include "canvas/canvas.h"
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#include "canvas/rectangle.h"
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#include "canvas/text.h"
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#include "widgets/ardour_button.h"
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#include "ardour_dialog.h"
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namespace ARDOUR {
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@ -39,9 +48,51 @@ class BBGUI : public ArdourDialog {
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BBGUI (boost::shared_ptr<ARDOUR::BeatBox> bb);
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~BBGUI ();
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protected:
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void on_map ();
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void on_unmap ();
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private:
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boost::shared_ptr<ARDOUR::BeatBox> bbox;
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ArdourCanvas::GtkCanvas step_sequencer_canvas;
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ArdourCanvas::GtkCanvas pad_canvas;
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ArdourCanvas::GtkCanvas roll_canvas;
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ArdourWidgets::ArdourButton step_sequencer_tab_button;
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ArdourWidgets::ArdourButton pad_tab_button;
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ArdourWidgets::ArdourButton roll_tab_button;
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sigc::connection timer_connection;
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struct Pad {
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Pad (ArdourCanvas::Canvas* canvas, int x, int y, int note, std::string const & txt);
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void set_color (Gtkmm2ext::Color);
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ArdourCanvas::Rectangle* rect;
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ArdourCanvas::Text* text;
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static int pad_width;
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static int pad_height;
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static int pad_spacing;
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int row() const { return _row; }
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int col() const { return _col; }
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int note() const { return _note; }
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private:
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int _row;
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int _col;
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int _note;
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std::string _label;
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};
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typedef std::vector<Pad*> Pads;
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Pads pads;
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int pad_rows;
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int pad_cols;
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Gtk::Notebook tabs;
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Gtk::RadioButtonGroup quantize_group;
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Gtk::RadioButton quantize_off;
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Gtk::RadioButton quantize_32nd;
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@ -65,6 +116,22 @@ class BBGUI : public ArdourDialog {
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void toggle_play ();
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void clear ();
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void tempo_changed ();
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void setup_step_sequencer_canvas ();
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void setup_pad_canvas ();
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void setup_roll_canvas ();
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void size_pads (int cols, int rows);
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void switch_tabs (Gtk::Widget*);
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void pads_off ();
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void update ();
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void update_pads ();
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void update_steps ();
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void update_roll ();
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bool pad_event (GdkEvent*, int col, int row);
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PBD::ScopedConnectionList pad_connections;
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};
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#endif /* __gtk2_ardour_beatbox_gui_h__ */
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