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log_entry.js
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log_entry.js
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"use strict";
/*jslint browser: true, nomen: true*/
/*global define, d3, tsld*/
define([], function () {
function LogEntry(model, index, term, command, callback) {
playback.DataObject.call(this, model);
this.index = index;
this.term = term;
this.command = command;
this.callback = (callback !== undefined ? callback : null);
}
LogEntry.prototype = new playback.DataObject();
LogEntry.prototype.constructor = LogEntry;
/**
* Determines the bounding box of the log entry.
*/
LogEntry.prototype.bbox = function () {
return tsld.bbox(this.y, this.x + this.w, this.y + this.h, this.x);
};
/**
* Determines the bounding box of the log entry.
*/
LogEntry.prototype.bbox = function () {
return tsld.bbox(this.y, this.x + this.w, this.y + this.h, this.x);
};
/**
* Applies the log to a node.
*/
LogEntry.prototype.applyTo = function (node) {
var m = this.command.match(/^(\w+) (\d+)$/);
switch (m[1]) {
case "ADD":
node._value += parseInt(m[2], 10);
break;
case "SET":
node._value = parseInt(m[2], 10);
break;
case "SUB":
node._value -= parseInt(m[2], 10);
break;
}
if (this.callback !== null) {
this.callback();
}
};
LogEntry.prototype.clone = function (model) {
var clone = new LogEntry(model, this.index, this.term, this.command);
clone.index = this.index;
clone.term = this.term;
clone.command = this.command;
return clone;
};
return LogEntry;
});