// General TurnTool script, DOT NOT EDIT, make changes in scene.js file.

var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById);
var xpcomversion = "1.4.0.0";
var tntInit = 0;

function element(id) {
	if (ie4) { // Explorer 4
		return document.all[id];
	} else {   // Explorer 5+ Netscape 6+ and Mozilla and Firefox
		return document.getElementById (id);
	}
}

function createTurnTool(width, height, file, color, transparent) {
	var turntoolObject = '<div id="InstallTag"></div>';
	if (ie4||ie5) {
		turntoolObject += '<object id="TNTCtrl" width="'+width+'" height="'+height+'" classid="CLSID:402ee96e-2ce8-482d-ada5-ceceea07e16d"';
		turntoolObject += ' codebase="http://www.turntool.com/ViewerInstall.exe#version=2,12,0,8"><param name="transparent" value="'+transparent+'">'; 
		turntoolObject += '<param name="ctrl_color" value="'+color+'"><param name="tnt_back_color" value="'+color+'">';
		turntoolObject += '<param name="script" value="ProgressBar.SetDownloadText(\'ENERGIZED BY NEW3S\');ProgressBar.SetCoreDownloadText(\'ENERGIZED BY NEW3S\');TNTCtrl.SetLogo(\'None\');">';
		turntoolObject += '<param name="src" value="'+file+'"></object>';
		turntoolObject += '<sc'+'r'+'ipt LANGUAGE=JavaScript FOR=TNTCtrl EVENT=TNTEvent(string)> CLEexecScript(string); </sc'+'r'+'ipt>';
	} else {
		turntoolObject += '<embed id="TNTCtrl" width="'+width+'" height="'+height+'" src="'+file+'" transparent="'+transparent+'" ctrl_color="'+color+'" tnt_back_color="'+color+'" transparent="'+transparent+'" ctrl_color="'+color+'" src="'+file+'"';
		turntoolObject += ' script="ProgressBar.SetDownloadText(\'ENERGIZED BY NEW3S\');ProgressBar.SetCoreDownloadText(\'ENERGIZED BY NEW3S\');TNTCtrl.SetLogo(\'None\');" pluginspage="http://www.turntool.com/download/" type="application/tntfile"></embed>';
	}
	element('TurnTool').innerHTML = turntoolObject;
}

function manualInstallTurnTool() {
	if (ie4||ie5) {
		window.location.href = 'http://www.turntool.com/ViewerInstall.exe';
	} else {
		var xpi = {'TurnTool Viewer Installation':'http://www.turntool.com/ViewerInstall.xpi'};
		InstallTrigger.install(xpi,installFinish);
	}
}

function initTurnTool() {
    tntInit = 1;
	createTurnTool(tntSizeX,tntSizeY,tntSource, tntCtrlColor, tntTransparentOption);	// create embed and object tag
	if (TNTsupportedPlatform()==true) {
		if (isTurnToolNewestVersion()==false) {
			if (ns6) {
				// this is mozilla only, if missing plugin or plugin is outdated
				element('InstallTag').innerHTML = '<CENTER><INPUT TYPE=button VALUE="Install TurnTool Viewer" onclick="manualInstallTurnTool();"></CENTER>';
				manualInstallTurnTool();
			}
			if (ie4||ie5) {
				element('InstallTag').innerHTML = '<CENTER><INPUT TYPE=button VALUE="Install TurnTool Viewer" onclick="manualInstallTurnTool();"></CENTER>';
				checkRefresh();
			}
		}
	}	
}

function TNTsupportedPlatform() {
	if (navigator.platform.toString().indexOf("Win") != -1) {
		return true;
	}
	if (navigator.platform.toString().toLowerCase().indexOf("mac")!=-1 || navigator.platform.toString().toLowerCase().indexOf("linux")!=-1) {
		return false;
	}
	return true;
}

function isTurnToolNewestVersion() {
	var tntInstalled = false;
	if (ie4||ie5) {
		try {
			var xObj = new ActiveXObject("TNT.TNTCtrl");
			if (xObj) { tntInstalled = true; }
		}
		catch (e) {}
	} else {
		var isSupported = navigator.mimeTypes['application/tntfile'];
		isSupported = isSupported && isSupported.enabledPlugin; //in case they disabled it
		if(isSupported) {
			var v = navigator.plugins.namedItem("TurnTool XPCOM Plugin");
			if (v && v.description) { tntInstalled = true; }
		}	
	}	
	return tntInstalled;
}

function isTurnToolInstalled() {
	var tntInstalled = false;
	if (ie4||ie5) {
		try {
			var xObj = new ActiveXObject("TNT.TNTCtrl");
			if (xObj) { tntInstalled = true; }
		}
		catch (e) {}
	} else {
		var v = navigator.plugins.namedItem("TurnTool XPCOM Plugin");
		if(v && v.description) {
			var version = v.description.replace(/([a-zA-Z]|\s)+/, "").split(".");
			var minversion = xpcomversion.split(".");
			for (var i=0; i<minversion.length; i++) {
				if (i >= version.length) break;
				if (version[i] > minversion[i]) { tntInstalled = true; break; }
				if (version[i] < minversion[i]) break;
				if (i == (minversion.length-1)) tntInstalled = true;
			}
		}
	}
	return tntInstalled;
}

function installTurnTool() 
{
	element('InstallTag').innerHTML = '<CENTER><INPUT TYPE=button VALUE="Install TurnTool Viewer" onclick="manualInstallTurnTool();"></CENTER>';
	if (ns6) { return false; }
	checkRefresh();
}

function installFinish(url, result) {
	if      (result>=0) {
		element('TurnTool').innerHTML = 'You must restart your browser to view the content of this page.<br />Please reopen this page after restart of your browser.';
		alert('The installation requires that you restart your browser');
	}
	else if (result == -210) {
		alert('You must install the TurnTool Viewer to see the 3d content of this page.\n\nFor more information on the TurnTool Viewer, visit http://www.turntool.com');
	}
	else {
		alert('The installation failed, please close all browser windows and try again.\n\nIf the problem continues, try restarting your computer.\n\nIf the problem still continues, please contact your content provider.');
	}
}

var checkCounter = 0;
function checkRefresh()
{
	var tntInstalled = isTurnToolInstalled();
	if(tntInstalled==false) {
		checkCounter++;
		if (checkCounter>120) {
			checkCounter=0;
			installTurnTool();
		}
		if (ie4||ie5) {
			setTimeout('checkRefresh()',500);
		}
	} else {
		window.location.href = window.location;
	}
}

function TNTDoCommand(string) {
	var control = element("TNTCtrl");
	if (control && control.ready) {
		return control.TNTDoCommand(string);
	}
	return "";
}

function focus() {
	element("TNTCtrl").focus();
}

function Restart() {
	TNTDoCommand('SceneGraph.Physics.Reset()');
	TNTDoCommand('Objects(*).StopAnimation()');
	TNTDoCommand('Objects(*).SetFrame(0)');
	cameraName = TNTDoCommand('SceneGraph.Camera(0).GetName()');
	TNTDoCommand('CameraCtrl.SetCurrent("'+ cameraName+'")');
	ResetRing_Scene(-1, 0);
}

function addEvent( obj, type, fn ) {
	if      (obj.addEventListener) {
		obj.addEventListener( type, fn, false );
	}
	else if (obj.attachEvent) {
		obj["e"+type+fn] = fn;
		obj.attachEvent( "on"+type, function() { obj["e"+type+fn](); } );
	}
}

function removeEvent( obj, type, fn ) {
	if      (obj.removeEventListener) {
		obj.removeEventListener( type, fn, false );
	}
	else if (obj.detachEvent) {
		obj.detachEvent( "on"+type, obj["e"+type+fn] );
		obj["e"+type+fn] = null;
	}
}

addEvent(window,"load",initTurnTool);

function loadExternalTextures() {
    //var string = "Loading images: ";
	var texcnt = 0;
	texcnt = TNTDoCommand('SceneGraph.GetBitmapCount()');
	var bExternal = 64;
	var bHasAlpha = 32;
	for (var i=0; i<texcnt; i++) {
		var props = 0;
		props = TNTDoCommand('SceneGraph.Bitmap(' + i + ').GetProperties()');
		if (props & bExternal) {
			var name = tntRepository + "/images/"
			name += TNTDoCommand('SceneGraph.Bitmap(' + i + ').GetName()');
			if (props & bHasAlpha) {
				name += '.png'; // alpha textures are exported as png
			} else {
				name += '.jpg'; // non-alpha textures are exported as jpg
			}
			//string += name + "      ";
			TNTDoCommand('SceneGraph.Bitmap('+i+').Load("'+name+'")');
		}
	}
	//alert (string);
}

/*
function addDescription() {
	//alert ("description = '"+tntDescription+"'");
	element('description').innerHTML = tntDescription;
}
addEvent(window,"load",addDescription);
*/

function CLEexecScript(string) {
	if      (window.execScript) {
		return window.execScript(string);
	}
	else if (navigator.userAgent.indexOf('KHTML') != -1){ //safari, konqueror..
		var s = document.createElement('script');
		s.type = 'text/javascript';
		s.innerHTML = string;
		document.getElementsByTagName('head')[0].appendChild(s);
	}
	else {
		return window.eval(string);
	}
}