JSFL SpriteSheet to Export to Phaser Only The animation frames and basic information

onlyanimation.plugin.jsfl

function getPluginInfo(lang){
    pluginInfo = new Object();
    pluginInfo.id = "onlyani";
    pluginInfo.name = "onlyani";
    pluginInfo.ext = "json";
    pluginInfo.encoding = "utf8";
    pluginInfo.capabilities = new Object();
    pluginInfo.capabilities.canRotate = true;
    pluginInfo.capabilities.canTrim = true;
    pluginInfo.capabilities.canShapePad = true;
    pluginInfo.capabilities.canBorderPad = true;
    pluginInfo.capabilities.canStackDuplicateFrames = true;
    return pluginInfo;
}


if (typeof JSON !== 'object') {
    JSON = {};
}

(function () {    
    var rx_one = /^[\],:{}\s]*$/,
        rx_two = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,
        rx_three = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,
        rx_four = /(?:^|:|,)(?:\s*\[)+/g,
        rx_escapable = /[\\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
        rx_dangerous = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;

    function f(n) {
        // Format integers to have at least two digits.
        return n < 10 
            ? '0' + n 
            : n;
    }
    
    function this_value() {
        return this.valueOf();
    }

    if (typeof Date.prototype.toJSON !== 'function') {

        Date.prototype.toJSON = function () {

            return isFinite(this.valueOf())
                ? this.getUTCFullYear() + '-' +
                        f(this.getUTCMonth() + 1) + '-' +
                        f(this.getUTCDate()) + 'T' +
                        f(this.getUTCHours()) + ':' +
                        f(this.getUTCMinutes()) + ':' +
                        f(this.getUTCSeconds()) + 'Z'
                : null;
        };

        Boolean.prototype.toJSON = this_value;
        Number.prototype.toJSON = this_value;
        String.prototype.toJSON = this_value;
    }

    var gap,
        indent,
        meta,
        rep;


    function quote(string) {

// If the string contains no control characters, no quote characters, and no
// backslash characters, then we can safely slap some quotes around it.
// Otherwise we must also replace the offending characters with safe escape
// sequences.

        rx_escapable.lastIndex = 0;
        return rx_escapable.test(string) 
            ? '"' + string.replace(rx_escapable, function (a) {
                var c = meta[a];
                return typeof c === 'string'
                    ? c
                    : '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
            }) + '"' 
            : '"' + string + '"';
    }


    function str(key, holder) {

// Produce a string from holder[key].

        var i,          // The loop counter.
            k,          // The member key.
            v,          // The member value.
            length,
            mind = gap,
            partial,
            value = holder[key];

// If the value has a toJSON method, call it to obtain a replacement value.

        if (value && typeof value === 'object' &&
                typeof value.toJSON === 'function') {
            value = value.toJSON(key);
        }

// If we were called with a replacer function, then call the replacer to
// obtain a replacement value.

        if (typeof rep === 'function') {
            value = rep.call(holder, key, value);
        }

// What happens next depends on the value's type.

        switch (typeof value) {
        case 'string':
            return quote(value);

        case 'number':

// JSON numbers must be finite. Encode non-finite numbers as null.

            return isFinite(value) 
                ? String(value) 
                : 'null';

        case 'boolean':
        case 'null':

// If the value is a boolean or null, convert it to a string. Note:
// typeof null does not produce 'null'. The case is included here in
// the remote chance that this gets fixed someday.

            return String(value);

// If the type is 'object', we might be dealing with an object or an array or
// null.

        case 'object':

// Due to a specification blunder in ECMAScript, typeof null is 'object',
// so watch out for that case.

            if (!value) {
                return 'null';
            }

// Make an array to hold the partial results of stringifying this object value.

            gap += indent;
            partial = [];

// Is the value an array?

            if (Object.prototype.toString.apply(value) === '[object Array]') {

// The value is an array. Stringify every element. Use null as a placeholder
// for non-JSON values.

                length = value.length;
                for (i = 0; i < length; i += 1) {
                    partial[i] = str(i, value) || 'null';
                }

// Join all of the elements together, separated with commas, and wrap them in
// brackets.

                v = partial.length === 0
                    ? '[]'
                    : gap
                        ? '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']'
                        : '[' + partial.join(',') + ']';
                gap = mind;
                return v;
            }

// If the replacer is an array, use it to select the members to be stringified.

            if (rep && typeof rep === 'object') {
                length = rep.length;
                for (i = 0; i < length; i += 1) {
                    if (typeof rep[i] === 'string') {
                        k = rep[i];
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (
                                gap 
                                    ? ': ' 
                                    : ':'
                            ) + v);
                        }
                    }
                }
            } else {

// Otherwise, iterate through all of the keys in the object.

                for (k in value) {
                    if (Object.prototype.hasOwnProperty.call(value, k)) {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (
                                gap 
                                    ? ': ' 
                                    : ':'
                            ) + v);
                        }
                    }
                }
            }

// Join all of the member texts together, separated with commas,
// and wrap them in braces.

            v = partial.length === 0
                ? '{}'
                : gap
                    ? '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}'
                    : '{' + partial.join(',') + '}';
            gap = mind;
            return v;
        }
    }

// If the JSON object does not yet have a stringify method, give it one.

    if (typeof JSON.stringify !== 'function') {
        meta = {    // table of character substitutions
            '\b': '\\b',
            '\t': '\\t',
            '\n': '\\n',
            '\f': '\\f',
            '\r': '\\r',
            '"': '\\"',
            '\\': '\\\\'
        };
        JSON.stringify = function (value, replacer, space) {

// The stringify method takes a value and an optional replacer, and an optional
// space parameter, and returns a JSON text. The replacer can be a function
// that can replace values, or an array of strings that will select the keys.
// A default replacer method can be provided. Use of the space parameter can
// produce text that is more easily readable.

            var i;
            gap = '';
            indent = '';

// If the space parameter is a number, make an indent string containing that
// many spaces.

            if (typeof space === 'number') {
                for (i = 0; i < space; i += 1) {
                    indent += ' ';
                }

// If the space parameter is a string, it will be used as the indent string.

            } else if (typeof space === 'string') {
                indent = space;
            }

// If there is a replacer, it must be a function or an array.
// Otherwise, throw an error.

            rep = replacer;
            if (replacer && typeof replacer !== 'function' &&
                    (typeof replacer !== 'object' ||
                    typeof replacer.length !== 'number')) {
                throw new Error('JSON.stringify');
            }

// Make a fake root object containing our value under the key of ''.
// Return the result of stringifying the value.

            return str('', {'': value});
        };
    }


// If the JSON object does not yet have a parse method, give it one.

    if (typeof JSON.parse !== 'function') {
        JSON.parse = function (text, reviver) {

// The parse method takes a text and an optional reviver function, and returns
// a JavaScript value if the text is a valid JSON text.

            var j;

            function walk(holder, key) {

// The walk method is used to recursively walk the resulting structure so
// that modifications can be made.

                var k, v, value = holder[key];
                if (value && typeof value === 'object') {
                    for (k in value) {
                        if (Object.prototype.hasOwnProperty.call(value, k)) {
                            v = walk(value, k);
                            if (v !== undefined) {
                                value[k] = v;
                            } else {
                                delete value[k];
                            }
                        }
                    }
                }
                return reviver.call(holder, key, value);
            }


// Parsing happens in four stages. In the first stage, we replace certain
// Unicode characters with escape sequences. JavaScript handles many characters
// incorrectly, either silently deleting them, or treating them as line endings.

            text = String(text);
            rx_dangerous.lastIndex = 0;
            if (rx_dangerous.test(text)) {
                text = text.replace(rx_dangerous, function (a) {
                    return '\\u' +
                            ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
                });
            }

// In the second stage, we run the text against regular expressions that look
// for non-JSON patterns. We are especially concerned with '()' and 'new'
// because they can cause invocation, and '=' because it can cause mutation.
// But just to be safe, we want to reject all unexpected forms.

// We split the second stage into 4 regexp operations in order to work around
// crippling inefficiencies in IE's and Safari's regexp engines. First we
// replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
// replace all simple value tokens with ']' characters. Third, we delete all
// open brackets that follow a colon or comma or that begin the text. Finally,
// we look to see that the remaining characters are only whitespace or ']' or
// ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.

            if (
                rx_one.test(
                    text
                        .replace(rx_two, '@')
                        .replace(rx_three, ']')
                        .replace(rx_four, '')
                )
            ) {

// In the third stage we use the eval function to compile the text into a
// JavaScript structure. The '{' operator is subject to a syntactic ambiguity
// in JavaScript: it can begin a block or an object literal. We wrap the text
// in parens to eliminate the ambiguity.

                j = eval('(' + text + ')');

// In the optional fourth stage, we recursively walk the new structure, passing
// each name/value pair to a reviver function for possible transformation.

                return typeof reviver === 'function'
                    ? walk({'': j}, '')
                    : j;
            }

// If the text is not JSON parseable, then a SyntaxError is thrown.

            throw new SyntaxError('JSON.parse');
        };
    }
}());

var symbolItem = null;
var symbolName = null;
var globalMeta = null;

function initializeVars(){
    symbolItem = null;
    symbolName = null;
    allFrames = [];
}

function DetermineAnimationData(){
    var labelLayer = null;
    var layers = symbolItem.timeline.layers;

    var i;
    for (i in layers){
        cmpName = layers[i].name.toLowerCase();
        if (cmpName == "labels") labelLayer = layers[i];
    }

    if (labelLayer == null) return ""

    var labelFrame = null;
    var controlFrame = null;
    var labelIndex = 0;
    var controlIndex = 0;
    var frameNumber = 0;
    var endFrameNumber = 0;

    var r = {};

    while (labelIndex < labelLayer.frames.length){
        labelFrame = labelLayer.frames[labelIndex++];

        
        if (labelFrame.name != null || labelFrame.name!=''){
            endFrameNumber = frameNumber + labelFrame.duration - 1;
            if(frameNumber==endFrameNumber){
                r[labelFrame.name]=[frameNumber+1,endFrameNumber+1];
            } else {
                r[labelFrame.name]=[frameNumber+1,endFrameNumber+1,true];
            }

            frameNumber = endFrameNumber + 1;
            labelIndex = frameNumber;
            controlIndex = labelIndex;
        }
    }
    return r;
}

function endSymbol(meta){
    var s = "";
    if (symbolItem != null){
        symbolName = symbolName.replace(/\s+/g,"_");
        
        var animationData = DetermineAnimationData();
        var i;
        var stackedFrames = [];
        var frameData = [];
        var frameOrder = [];
        var framesLength = allFrames.length;
        
        var size = {width:0,height:0}

        for(i in allFrames){
            if (stackedFrames.indexOf(JSON.stringify(allFrames[i])) == -1) {
                stackedFrames.push(JSON.stringify(allFrames[i]));
            }
        } 

        var spriteFrames = stackedFrames.length;      
        

        size.width = allFrames[0][2];
        size.height = meta.sheetHeight;
        for(i in allFrames) frameOrder[i]=stackedFrames.indexOf(JSON.stringify(allFrames[i]));
        // for(i in allFrames) frameData[i]='f['+stackedFrames.indexOf(JSON.stringify(allFrames[i]))+']';

        // s += "\n(lib."+symbolName + " = function() {\n\t";
        // s += "var f = ["+stackedFrames.join(",")+"];\n\t";
        // s += 'return new cjs.Sprite(new cjs.SpriteSheet({\n\t\t'+
        //     'images:["' + meta.image + '"],\n\t\t'+
        //     'frames:['+frameData.join(",")+'],\n\t\t'+
        //     'animations:'+JSON.stringify(animationData)+'\n\t'+
        // '}));\n'+
        // '});\n';

        initializeVars(); // cleanup
    }

    var animationsFrames = {};
    for(i in animationData){
        animationsFrames[i] = {
            frames:animationData[i][0]==animationData[i][1] ? [animationData[i][0]] : frameOrder.slice(animationData[i][0],animationData[i][1]),
            frameRate:getFrameRate(),
            loop:animationData[i][0]==animationData[i][1] ? false : true
        }
    }
    // return s;
    return JSON.stringify({
        "frameSize":size,
        // "frameOrder":frameOrder,
        "frames":framesLength,
        "spriteFrames":spriteFrames,
        "animations":animationsFrames
    },null,2)+"";
}

function beginExport(meta){
    initializeVars();
    startFrameNumber = 0;
    globalMeta = meta;

    return "";
}

function frameExport(frame){
    var s = "";
    if (symbolName != frame.symbolName){
        // s = endSymbol(globalMeta);
        symbolItem = frame.symbol;
        symbolName = frame.symbolName;
    }
    
    r = [frame.frame.x,frame.frame.y,frame.frame.w,frame.frame.h,0];
    if (frame.trimmed){
        r = r.concat([frame.registrationPoint.x-frame.offsetInSource.x,frame.registrationPoint.y-frame.offsetInSource.y]);
    } else {
        r = r.concat([frame.registrationPoint.x,frame.registrationPoint.y]);
    }
    allFrames.push(r);
    return "";
}

function endExport(meta){
    var s = endSymbol(globalMeta);
    
    globalMeta = null;

    return s;
}

function getUnique(arr){
    var u = {}, a = [];
    for(var i = 0, l = arr.length; i < l; ++i){
        if(u.hasOwnProperty(arr[i])) continue;
        a.push(arr[i]);
        u[arr[i]] = 1;
    }
    return a;
}

function getFrameRate(){
    return fl.getDocumentDOM().frameRate;
}