#!/usr/bin/php -c/etc/gtk/php.ini
<?php

//. i plan to do more work on the OpenAL extention to make it operate
//. as easy as it does in C... serious.

// OpenAL Init and Shutdown is automatically handled for you now.
// openal_buffer_from_file(); now exists, it is alutCreateBufferFromFile();

dl('openal.so');
define('EXECROOT',dirname(dirname(__FILE__)));
define('VERSION','2.2');

interface ambst {
	const TIMELOG = ".ambst-log";
	const CONFIG = ".ambst";
}

//. required init.
OpenAL::setListenerPosition(0.0,0.0,0.0);
OpenAL::setListenerVelocity(0.0,0.0,0.0);
OpenAL::setListenerOrientation(0.0,0.0,-1.0,0.0,1.0,0.0);

function ambst_quit() {
	Gtk::main_quit();
}

function ambst_uptime($time) {

	$years = ($time / 60 / 60 / 24 / 30 / 12);
	$months = ($years - floor($years)) * 12;
	$days = ($months - floor($months)) * 30;
	$hours = (($days - floor($days)) * 24);
	$mins = (($hours - floor($hours)) * 60);

	if(floor($years)) {
		return sprintf("%dy %dm %dd %dh %dm",floor($years),floor($months),floor($days),floor($hours),floor($mins));
	} else if(floor($months)) {
		return sprintf("%dm %dd %dh %dm",floor($months),floor($days),floor($hours),floor($mins));
	} else if(floor($days)) {
		return sprintf("%dd %dh %dm",floor($days),floor($hours),floor($mins));
	} else if(floor($hours)) {
		return sprintf("%dh %dm",floor($hours),floor($mins));
	} else if(floor($mins)) {
		return sprintf("%dm",floor($mins));
	} else {
		return "0m";
	}
	
}

class soundPoint {

	public $buf;
	public $src;
	public $vol;
	public $label;
	
	public function __construct($file,$label,$volume) {
		$this->vol = $volume;
		$this->label = $label;
		$this->buf = OpenALBuffer::newFromFile($file);
		$this->src = new OpenALSource;
		
		$this->src->buffer = $this->buf;
		$this->src->pitch = 1.0;
		$this->src->gain = 0.0;
		$this->src->position = array(0.0,0.0,0.0);
		$this->src->velocity = array(0.0,0.0,0.0);
		$this->src->looping = true;
		$this->src->play();		
		return;
	}
	
	public function adjust_volume($range) {
		$this->vol = $range->get_value();
		$this->src->gain = ($this->vol / 100);
		return;
	}
	
	public function stop() {
		$this->src->stop();
		return;
	}
	
	public function destroy() {
		$this->src->stop();
		unset($this->src,$this->buf);
		return;
	}
}

class ambstStatus extends GtkStatusBar {
	public function __construct() {
		parent::__construct();
		$this->set_has_resize_grip(false);
		return;
	}
	
	public function msg($text) {
		$this->pop(0);
		$this->push(0,$text);
		return;
	}
}

class ambstAboutDialog extends GtkDialog {
	public function __construct($parent) {
		parent::__construct();
		
		$this->close = new GtkButton('Close');
		$this->label = new GtkLabel;

		$this->set_transient_for($parent);
		$this->set_modal(true);
		$this->set_position(Gtk::WIN_POS_CENTER);
		$this->set_title('About');
		$this->label->set_line_wrap(true);
		$this->label->set_markup(sprintf(
"<span size='xx-large' weight='bold'>AmbST v%s</span>
<span weight='bold'>Bob Majdak Jr &lt;bob@kateos.org&gt;</span>

Who needs babbling brooks, trickling waterfalls, or tranquil meadows when you have warp engines?

Created: 20070501 - Updated: 20071001",
			VERSION
		));
		
		$this->connect_simple('delete-event',array($this,'response'),Gtk::RESPONSE_CANCEL);
		$this->close->connect_simple('clicked',array($this,'response'),Gtk::RESPONSE_CANCEL);	
	
		$this->vbox->pack_start($this->label,true,true,3);
		$this->action_area->pack_start($this->close,true,true,3);
		$this->show_all();
		return;
	}
}

class ambstWindow extends GtkWindow {
	
	public $soundset = array();
	public $sound = array();
	public $slide = array();
	public $label = array();
	private $time = array();
	private $tray;

	public function __construct() {
		parent::__construct();

		$this->vbox = new GtkVBox;
		$this->hbox = new GtkHBox;
		$this->bbox = new GtkVBox;
		$this->image = GtkImage::new_from_file(EXECROOT.'/share/ambst/gfx/main01.png');
		$this->button = array( 'About' => new Gtkbutton, 'Quit' => new GtkButton);
		$this->status = new ambstStatus;
		$this->combo = GtkComboBox::new_text();
		$this->model = $this->combo->get_model();

//		$this->icon = new GtkStatusIcon;
		
		$this->set_title('Star Trek Ambiance Machine');
		$this->set_position(Gtk::WIN_POS_CENTER);
		$this->set_size_request(300,-1);
		$this->set_resizable(false);
		$this->set_icon_from_file(EXECROOT.'/share/ambst/gfx/icon.png');
		
		$this->quitsig = $this->connect_simple('delete-event',array($this,'quit'));
		$this->button['About']->connect_simple('clicked',array($this,'about'));
		$this->button['Quit']->connect_simple('clicked',array($this,'quit'));
		$this->combo->connect_simple('changed',array($this,'set_location'));
		
		$this->model->append(array('Bridge'));
		$this->model->append(array('Engineering'));
		$this->model->append(array('Sickbay'));
		
		$this->hbox->pack_start($this->image,false,false,0);
		$this->bbox->pack_start($this->combo,false,false,3);

		foreach($this->button as $id => $btn) {
			$this->button[$id]->set_label($id);
			$this->bbox->pack_start($this->button[$id],true,true,3);
		}

		$this->hbox->pack_start($this->bbox,true,true,0);
		$this->vbox->pack_start($this->hbox,true,true,0);
		$this->vbox->pack_start($this->status,true,true,0);
		$this->add($this->vbox);

		$this->combo->set_active(0);
		$this->combo->grab_focus();
		
		$this->time['start'] = time();
		$this->time['last'] = $this->time['start'];	
		gtk::timeout_add(15000,array($this,'timer'));
		$this->timer();
		
		$this->show_all();

		return;
	}
	
	public function set_tray($tray) {
		$this->tray = $tray;
		$this->disconnect($this->quitsig);
		$this->connect_simple('delete-event',array($this->tray,'on_activate'));
		$this->timer();
		return;
	}
	
	public function quit() {
		foreach($this->sound as $id => $snd) {	
			$this->sound[$id]->stop();
			$this->sound[$id]->destroy();
			$this->sound[$id] = null;
		}
		
		ambst_quit();
		return;
	}
	
	public function about() {
		$this->set_sensitive(false);
		$dialog = new ambstAboutDialog($this);
		$dialog->run();
		$dialog->hide(); $dialog->destroy(); $dialog = null;
		$this->set_sensitive(true);
		return;
	}
	
	public function timer() {
		
		$time = time();		
		
		$this->time['total'] = file_get_contents($_SERVER['HOME'].'/'.ambst::TIMELOG);
		$this->time['total'] += ($time - $this->time['last']);
		$this->time['last'] = $time;
		file_put_contents($_SERVER['HOME'].'/'.ambst::TIMELOG,$this->time['total']);
		
		$this->status->msg($string = sprintf(
			' Flight time logged: %s (Current mission: %s)',
			ambst_uptime($this->time['total']),
			ambst_uptime($time - $this->time['start'])
		));
		
		if(is_object($this->tray)) {
			$this->tray->set_tooltip($string);
		}

		return true;
	}
	
	public function set_location() {
		foreach($this->sound as $id => $snd) {
			if($this->sound[$id]) {
				$this->sound[$id]->stop();
				$this->sound[$id]->destroy();
				$this->sound[$id] = null;
				$this->slide[$id]->hide();
				$this->slide[$id]->destroy();
				$this->slide[$id] = null;				
				$this->label[$id]->hide();
				$this->label[$id]->destroy();
				$this->label[$id] = null;
				
				unset($this->sound[$id],$this->slide[$id],$this->label[$id]);
			}
		}

		switch($this->combo->get_active_text()) {
			case('Bridge'): {
				$this->sound[0] = new soundPoint(EXECROOT.'/share/ambst/snd/bridge-engine-drone.wav','Engine Drone',15);
				break;
			}
			case('Engineering'): {
				$this->sound[0] = new soundPoint(EXECROOT.'/share/ambst/snd/engineering-engine-drone.wav','Engine Drone',30);
				break;
			}
			case('Sickbay'): {
				$this->sound[0] = new soundPoint(EXECROOT.'/share/ambst/snd/sickbay-engine-drone.wav','Engine Drone',24);
				break;
			}
		}
		
		$a = 0;
		foreach($this->sound as $snd) {
			$this->label[$a] = new GtkLabel;
			$this->label[$a]->set_markup(sprintf('<b>%s</b>',$this->sound[$a]->label));
			$this->label[$a]->set_angle(90);			
			
			$this->slide[$a] = GtkVScale::new_with_range(0,100,1);
			$this->slide[$a]->set_inverted(true);

			$this->slide[$a]->connect('value-changed',array($this->sound[$a],'adjust_volume'));
			$this->slide[$a]->set_value($this->sound[$a]->vol);
			
			$this->hbox->pack_start($this->label[$a],false,false,3);
			$this->hbox->pack_start($this->slide[$a],false,false,3);
			++$a;
		}
		
		$this->hbox->reorder_child($this->bbox,3);
		$this->hbox->show_all();
		
		return;
	}
	
}

class ambstTrayIcon extends GtkStatusIcon {

	private $wreg = array();
	private $wstate = array();

	public function __construct() {
		parent::__construct();
		
		$this->set_from_file(EXECROOT.'/share/ambst/gfx/icon.png');
		$this->connect_simple('popup-menu',array($this,'on_activate'));
		$this->connect_simple('activate',array($this,'on_activate'));
		return;
	}
	
	public function is_alive() {
		while(Gtk::events_pending() || Gdk::events_pending()) {
			Gtk::main_iteration_do(true);
		}
		
		if($this->is_embedded()) {
			return true;		
		} else {
			return false;
		}
	}
	
	public function on_activate() {
		$window = reset($this->wreg);
		if($this->wstate[$window->get_title()]) {
			$window->hide();
			$this->wstate[$window->get_title()] = false;
		} else {
			$window->show();
			$this->wstate[$window->get_title()] =  true;
		}
		
		return true;
	}

	public function window_register($window) {
		if(!array_key_exists($window->get_title(),$this->wreg)) {
			$this->wreg[$window->get_title()] = $window;
			$this->wstate[$window->get_title()] = true;
		} else {
			$a = 1;
			while(array_key_exists($window->get_title()." {$a}",$this->wreg)) {
				$a++;
			}
			$this->wreg[$window->get_title()." {$a}"] = $window;
			$this->wstate[$window->get_title()." {$a}"] = true;
		}
		
		$window->set_tray($this);
		$window->show();
		return;
	}

}

$t = new ambstTrayIcon;
$w = new ambstWindow;

if(!$t->is_alive()) {
	echo("error initating the tray icon.\n");
} else {
	$t->window_register($w);
}

Gtk::main();

?>