95 lines
1.7 KiB
C++
95 lines
1.7 KiB
C++
/*
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* Copyright 2014 (c) Anna Schumaker.
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*/
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#include <lib/lib.h>
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#include <core/audio.h>
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#include <core/driver.h>
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#include <gui/ocarina.h>
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static Gtk::Label *o_position;
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static Gtk::Button *o_play_button;
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static Gtk::Button *o_pause_button;
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static Glib::RefPtr<Gtk::Adjustment> o_pos_bar;
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static inline bool audio_playing()
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{
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return audio :: get_driver()->is_playing();
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}
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void o_fix_buttons()
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{
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if (audio_playing()) {
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o_play_button->hide();
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o_pause_button->show();
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} else {
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o_play_button->show();
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o_pause_button->hide();
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}
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}
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/*
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* Timeout function is called every half-second.
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*/
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static bool on_timeout()
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{
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o_position->set_text(audio :: position_str());
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o_pos_bar->set_upper(audio :: duration());
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o_pos_bar->set_value(audio :: position());
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o_fix_buttons();
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return audio_playing();
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}
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static void o_play()
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{
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audio :: play();
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o_fix_buttons();
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lib :: schedule(on_timeout, 500);
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}
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static void o_pause()
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{
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audio :: pause();
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o_fix_buttons();
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}
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void o_toggle()
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{
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if (audio_playing())
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o_pause();
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else
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o_play();
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}
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void o_next()
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{
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audio :: next();
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o_play();
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}
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bool o_seek(Gtk::ScrollType type, double value)
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{
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audio :: seek_to(value);
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return true;
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}
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void controls_init()
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{
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Gtk::Scale *pos_scale = lib :: get_widget<Gtk::Scale>("o_position_scale");
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o_position = lib :: get_widget<Gtk::Label>("o_cur_position");
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o_pos_bar = lib :: get_object<Gtk::Adjustment>("o_progress");
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o_play_button = lib :: get_widget<Gtk::Button>("o_play");
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o_pause_button = lib :: get_widget<Gtk::Button>("o_pause");
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pos_scale->signal_change_value().connect(sigc::ptr_fun(o_seek));
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connect_button("o_play", o_play);
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connect_button("o_pause", o_pause);
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connect_button("o_stop", audio::stop);
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connect_button("o_prev", audio::prev);
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connect_button("o_next", o_next);
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}
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