var s_iScaleFactor = 1;
var s_oCanvasLeft;
var s_oCanvasTop;

/**
 * jQuery.browser.mobile (http://detectmobilebrowser.com/)
 * jQuery.browser.mobile will be true if the browser is a mobile device
 **/
(function(a){(jQuery.browser=jQuery.browser||{}).mobile=/android|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(ad|hone|od)|iris|kindle|lge |maemo|midp|mmp|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|symbian|tablet|treo|up\.(browser|link)|vodafone|wap|webos|windows (ce|phone)|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|e\-|e\/|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\-|2|g)|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))})(navigator.userAgent||navigator.vendor||window.opera);

$(window).resize(function() {
	sizeHandler();
});

function trace(szMsg){
    console.log(szMsg);
}

function isIOS() {
    var iDevices = [
        'iPad Simulator',
        'iPhone Simulator',
        'iPod Simulator',
        'iPad',
        'iPhone',
        'iPod' 
    ]; 
    
    while (iDevices.length) {
        if (navigator.platform === iDevices.pop()){
            s_bIsIphone = true;
            return true; 
        } 
    } 
    s_bIsIphone = false;
    return false; 
}

function getSize(Name) {
       var size;
       var name = Name.toLowerCase();
       var document = window.document;
       var documentElement = document.documentElement;
       if (window["inner" + Name] === undefined) {
               // IE6 & IE7 don't have window.innerWidth or innerHeight
               size = documentElement["client" + Name];
       }
       else if (window["inner" + Name] != documentElement["client" + Name]) {
               // WebKit doesn't include scrollbars while calculating viewport size so we have to get fancy

               // Insert markup to test if a media query will match document.doumentElement["client" + Name]
               var bodyElement = document.createElement("body");
               bodyElement.id = "vpw-test-b";
               bodyElement.style.cssText = "overflow:scroll";
               var divElement = document.createElement("div");
               divElement.id = "vpw-test-d";
               divElement.style.cssText = "position:absolute;top:-1000px";
               // Getting specific on the CSS selector so it won't get overridden easily
               divElement.innerHTML = "<style>@media(" + name + ":" + documentElement["client" + Name] + "px){body#vpw-test-b div#vpw-test-d{" + name + ":7px!important}}</style>";
               bodyElement.appendChild(divElement);
               documentElement.insertBefore(bodyElement, document.head);

               if (divElement["offset" + Name] == 7) {
                       // Media query matches document.documentElement["client" + Name]
                       size = documentElement["client" + Name];
               }
               else {
                       // Media query didn't match, use window["inner" + Name]
                       size = window["inner" + Name];
               }
               // Cleanup
               documentElement.removeChild(bodyElement);
       }
       else {
               // Default to use window["inner" + Name]
               size = window["inner" + Name];
       }
       return size;
};

window.addEventListener("orientationchange", onOrientationChange );


function onOrientationChange(){
    if (window.matchMedia("(orientation: portrait)").matches) {
       // you're in PORTRAIT mode	   
	   sizeHandler();
    }

    if (window.matchMedia("(orientation: landscape)").matches) {
       // you're in LANDSCAPE mode   
	   sizeHandler();
    }
	
}

function getIOSWindowHeight() {
    // Get zoom level of mobile Safari
    // Note, that such zoom detection might not work correctly in other browsers
    // We use width, instead of height, because there are no vertical toolbars :)
    var zoomLevel = document.documentElement.clientWidth / window.innerWidth;

    // window.innerHeight returns height of the visible area. 
    // We multiply it by zoom and get out real height.
    return window.innerHeight * zoomLevel;
};

// You can also get height of the toolbars that are currently displayed
function getHeightOfIOSToolbars() {
    var tH = (window.orientation === 0 ? screen.height : screen.width) -  getIOSWindowHeight();
    return tH > 1 ? tH : 0;
};

//THIS FUNCTION MANAGES THE CANVAS SCALING TO FIT PROPORTIONALLY THE GAME TO THE CURRENT DEVICE RESOLUTION

function sizeHandler() {
	window.scrollTo(0, 1);

	if (!$("#canvas")){
		return;
	}

	var h;
        var iOS = ( navigator.userAgent.match(/(iPad|iPhone|iPod)/g) ? true : false );

        if(iOS){
            h = getIOSWindowHeight();
        }else{ 
            h = getSize("Height");
        }
        
        var w = getSize("Width");
        
        _checkOrientation(w,h);
	var multiplier = Math.min((h / CANVAS_HEIGHT), (w / CANVAS_WIDTH));

	var destW = Math.round(CANVAS_WIDTH * multiplier);
	var destH = Math.round(CANVAS_HEIGHT * multiplier);
        
        var iAdd = 0;
        if (destH < h){
            iAdd = h-destH;
            destH += iAdd;
            destW += iAdd*(CANVAS_WIDTH/CANVAS_HEIGHT);
        }else  if (destW < w){
            iAdd = w-destW;
            destW += iAdd;
            destH += iAdd*(CANVAS_HEIGHT/CANVAS_WIDTH);
        }

        var fOffsetY = ((h / 2) - (destH / 2));
        var fOffsetX = ((w / 2) - (destW / 2));
        var fGameInverseScaling = (CANVAS_WIDTH/destW);

        if( fOffsetX*fGameInverseScaling < -EDGEBOARD_X ||  
            fOffsetY*fGameInverseScaling < -EDGEBOARD_Y ){
            multiplier = Math.min( h / (CANVAS_HEIGHT-(EDGEBOARD_Y*2)), w / (CANVAS_WIDTH-(EDGEBOARD_X*2)));
            destW = CANVAS_WIDTH * multiplier;
            destH = CANVAS_HEIGHT * multiplier;
            fOffsetY = ( h - destH ) / 2;
            fOffsetX = ( w - destW ) / 2;
            
            fGameInverseScaling = (CANVAS_WIDTH/destW);
        }

        s_iOffsetX = (-1*fOffsetX * fGameInverseScaling);
        s_iOffsetY = (-1*fOffsetY * fGameInverseScaling);
        
        if(fOffsetY >= 0 ){
            s_iOffsetY = 0;
        }
        
        if(fOffsetX >= 0 ){
            s_iOffsetX = 0;
        }
        
        if(s_oGame !== null){
            s_oGame.refreshButtonPos( );
        }
        if(s_oMenu !== null){
            s_oMenu.refreshButtonPos( );
        }
        if(s_oLevelMenu !== null){
            s_oLevelMenu.refreshButtonPos( );
        };
        
        if(s_bMobile){
            $("#canvas").css("width",destW+"px");
            $("#canvas").css("height",destH+"px");
        }else{
		
            s_oStage.canvas.width = destW;
            s_oStage.canvas.height = destH;

            s_iScaleFactor = Math.min(destW / CANVAS_WIDTH, destH / CANVAS_HEIGHT);
            s_oStage.scaleX = s_oStage.scaleY = s_iScaleFactor;
        }

        if(fOffsetY < 0){
            $("#canvas").css("top",fOffsetY+"px");
        }else{
            $("#canvas").css("top","0px");
        }
        
        $("#canvas").css("left",fOffsetX+"px");
        
        fullscreenHandler();
};

function _checkOrientation(iWidth,iHeight){
    if(s_bMobile && ENABLE_CHECK_ORIENTATION){
        if( iWidth>iHeight ){ 
            if( $(".orientation-msg-container").attr("data-orientation") === "landscape" ){
                $(".orientation-msg-container").css("display","none");
                s_oMain.startUpdate();
            }else{
                $(".orientation-msg-container").css("display","block");
                s_oMain.stopUpdate();
            }  
        }else{
            if( $(".orientation-msg-container").attr("data-orientation") === "portrait" ){
                $(".orientation-msg-container").css("display","none");
                s_oMain.startUpdate();
            }else{
                $(".orientation-msg-container").css("display","block");
                s_oMain.stopUpdate();
            }   
        }
    }
}


function createBitmap(oSprite, iWidth, iHeight){
	var oBmp = new createjs.Bitmap(oSprite);
	var hitObject = new createjs.Shape();
	
	if (iWidth && iHeight){
		hitObject .graphics.beginFill("#fff").drawRect(0, 0, iWidth, iHeight);
	}else{
		hitObject .graphics.beginFill("#ff0").drawRect(0, 0, oSprite.width, oSprite.height);
	}

	oBmp.hitArea = hitObject;

	return oBmp;
}

function createSprite(oSpriteSheet, szState, iRegX,iRegY,iWidth, iHeight){
	if(szState !== null){
		var oRetSprite = new createjs.Sprite(oSpriteSheet, szState);
	}else{
		var oRetSprite = new createjs.Sprite(oSpriteSheet);
	}
	
	var hitObject = new createjs.Shape();
	hitObject .graphics.beginFill("#000000").drawRect(-iRegX, -iRegY, iWidth, iHeight);

	oRetSprite.hitArea = hitObject;
	
	return oRetSprite;
}


function randomFloatBetween(minValue,maxValue,precision){
    if(typeof(precision) === 'undefined'){
        precision = 2;
    }
    return parseFloat(Math.min(minValue + (Math.random() * (maxValue - minValue)),maxValue).toFixed(precision));
}

function shuffle(array) {
  var currentIndex = array.length
    , temporaryValue
    , randomIndex
    ;

  // While there remain elements to shuffle...
  while (0 !== currentIndex) {

    // Pick a remaining element...
    randomIndex = Math.floor(Math.random() * currentIndex);
    currentIndex -= 1;

    // And swap it with the current element.
    temporaryValue = array[currentIndex];
    array[currentIndex] = array[randomIndex];
    array[randomIndex] = temporaryValue;
  }

  return array;
}

function formatTime(iTime){	
    iTime/=1000;
    var iMins = Math.floor(iTime/60);
    var iSecs = iTime-(iMins*60);
    iSecs = parseFloat(iSecs).toFixed(1)
    
    var szRet = "";

    if ( iMins < 10 ){
            szRet += "0" + iMins + ":";
    }else{
            szRet += iMins + ":";
    }

    if ( iSecs < 10 ){
            szRet += "0" + iSecs;
    }else{
            szRet += iSecs;
    }	

    return szRet;
}

function NoClickDelay(el) {
	this.element = el;
	if( window.Touch ) this.element.addEventListener('touchstart', this, false);
}
//Fisher-Yates Shuffle
function shuffle(array) {
        var counter = array.length, temp, index;
        // While there are elements in the array
        while (counter > 0) {
            // Pick a random index
            index = Math.floor(Math.random() * counter);
            // Decrease counter by 1
            counter--;
            // And swap the last element with it
            temp = array[counter];
            array[counter] = array[index];
            array[index] = temp;
        }
        return array;
}

NoClickDelay.prototype = {
handleEvent: function(e) {
    switch(e.type) {
        case 'touchstart': this.onTouchStart(e); break;
        case 'touchmove': this.onTouchMove(e); break;
        case 'touchend': this.onTouchEnd(e); break;
    }
},
	
onTouchStart: function(e) {
    e.preventDefault();
    this.moved = false;
    
    this.element.addEventListener('touchmove', this, false);
    this.element.addEventListener('touchend', this, false);
},
	
onTouchMove: function(e) {
    this.moved = true;
},
	
onTouchEnd: function(e) {
    this.element.removeEventListener('touchmove', this, false);
    this.element.removeEventListener('touchend', this, false);
    
    if( !this.moved ) {
        var theTarget = document.elementFromPoint(e.changedTouches[0].clientX, e.changedTouches[0].clientY);
        if(theTarget.nodeType == 3) theTarget = theTarget.parentNode;
        
        var theEvent = document.createEvent('MouseEvents');
        theEvent.initEvent('click', true, true);
        theTarget.dispatchEvent(theEvent);
    }
}

};

(function() {
    var hidden = "hidden";

    // Standards:
    if (hidden in document)
        document.addEventListener("visibilitychange", onchange);
    else if ((hidden = "mozHidden") in document)
        document.addEventListener("mozvisibilitychange", onchange);
    else if ((hidden = "webkitHidden") in document)
        document.addEventListener("webkitvisibilitychange", onchange);
    else if ((hidden = "msHidden") in document)
        document.addEventListener("msvisibilitychange", onchange);
    // IE 9 and lower:
    else if ('onfocusin' in document)
        document.onfocusin = document.onfocusout = onchange;
    // All others:
    else
        window.onpageshow = window.onpagehide 
            = window.onfocus = window.onblur = onchange;

    function onchange (evt) {
        var v = 'visible', h = 'hidden',
            evtMap = { 
                focus:v, focusin:v, pageshow:v, blur:h, focusout:h, pagehide:h 
            };

        evt = evt || window.event;
		
        if (evt.type in evtMap){
            document.body.className = evtMap[evt.type];
        }else{        
            document.body.className = this[hidden] ? "hidden" : "visible";

			if(document.body.className === "hidden"){
				s_oMain.stopUpdate();
			}else{
				s_oMain.startUpdate();
			}
		}
    }
})();

function ctlArcadeResume(){
    if(s_oMain !== null){
        s_oMain.startUpdate();
    }
}

function ctlArcadePause(){
    if(s_oMain !== null){
        s_oMain.stopUpdate();
    }
    
}

function getParamValue(paramName){
    var url = window.location.search.substring(1);
    var qArray = url.split('&'); 
    for (var i = 0; i < qArray.length; i++) 
    {
            var pArr = qArray[i].split('=');
            if (pArr[0] == paramName) 
                    return pArr[1];
    }
}

function playSound(szSound,iVolume,bLoop){
    if(DISABLE_SOUND_MOBILE === false || s_bMobile === false){

        s_aSounds[szSound].play();
        s_aSounds[szSound].volume(iVolume);

        s_aSounds[szSound].loop(bLoop);

        return s_aSounds[szSound];
    }
    return null;
}

function stopSound(szSound){
    if(DISABLE_SOUND_MOBILE === false || s_bMobile === false){
        s_aSounds[szSound].stop();
    }
}   

function setVolume(szSound, iVolume){
    if(DISABLE_SOUND_MOBILE === false || s_bMobile === false){
        s_aSounds[szSound].volume(iVolume);
    }
}  

function setMute(szSound, bMute){
    if(DISABLE_SOUND_MOBILE === false || s_bMobile === false){
        s_aSounds[szSound].mute(bMute);
    }
}

function isSoundPlaying(szSound){
    return s_aSounds[szSound].playing();
}

function saveItem(szItem,oValue){
    if(s_bStorageAvailable){
        localStorage.setItem(szItem, oValue);
    } 
}

function getItem(szItem){
    if(s_bStorageAvailable){
        return localStorage.getItem(szItem);
    }
    return null;
}


function fullscreenHandler(){
	if (!ENABLE_FULLSCREEN || screenfull.enabled === false){
       return;
    }
	
    if(screen.height < window.innerHeight+3 && screen.height > window.innerHeight-3){
        s_bFullscreen = true;
    }else{
        s_bFullscreen = false;
    }

    if (s_oInterface !== null){
        s_oInterface.resetFullscreenBut();
    }

    if (s_oMenu !== null){
        s_oMenu.resetFullscreenBut();
    }
    
    if(s_oLevelMenu !== null){
        s_oLevelMenu.resetFullscreenBut();
    }
}


if (screenfull.enabled) {
    screenfull.on('change', function(){
            s_bFullscreen = screenfull.isFullscreen;

            if (s_oInterface !== null){
                s_oInterface.resetFullscreenBut();
            }

            if (s_oMenu !== null){
                s_oMenu.resetFullscreenBut();
            }
            
            if(s_oLevelMenu !== null){
                s_oLevelMenu.resetFullscreenBut();
            }
            
    });
}


