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<h1 class="file-heading">File: src/utils/TupleDictionary.js</h1>
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<pre class="code prettyprint linenums">
module.exports = TupleDictionary;
/**
* @class TupleDictionary
* @constructor
*/
function TupleDictionary() {
/**
* The data storage
* @property data
* @type {Object}
*/
this.data = { keys:[] };
}
/**
* @method get
* @param {Number} i
* @param {Number} j
* @return {Number}
*/
TupleDictionary.prototype.get = function(i, j) {
if (i > j) {
// swap
var temp = j;
j = i;
i = temp;
}
return this.data[i+'-'+j];
};
/**
* @method set
* @param {Number} i
* @param {Number} j
* @param {Number} value
*/
TupleDictionary.prototype.set = function(i, j, value) {
if (i > j) {
var temp = j;
j = i;
i = temp;
}
var key = i+'-'+j;
// Check if key already exists
if(!this.get(i,j)){
this.data.keys.push(key);
}
this.data[key] = value;
};
/**
* @method reset
*/
TupleDictionary.prototype.reset = function() {
var data = this.data,
keys = data.keys;
while(keys.length > 0){
var key = keys.pop();
delete data[key];
}
};
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