Current Path : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/axis-time/ |
Current File : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/axis-time/axis-time.js |
/* YUI 3.17.2 (build 9c3c78e) Copyright 2014 Yahoo! Inc. All rights reserved. Licensed under the BSD License. http://yuilibrary.com/license/ */ YUI.add('axis-time', function (Y, NAME) { /** * Provides functionality for drawing a time axis for use with a chart. * * @module charts * @submodule axis-time */ /** * TimeAxis draws a time-based axis for a chart. * * @class TimeAxis * @constructor * @extends Axis * @uses TimeImpl * @param {Object} config (optional) Configuration parameters. * @submodule axis-time */ Y.TimeAxis = Y.Base.create("timeAxis", Y.Axis, [Y.TimeImpl], { /** * Calculates and returns a value based on the number of labels and the index of * the current label. * * @method _getLabelByIndex * @param {Number} i Index of the label. * @param {Number} l Total number of labels. * @return String * @private */ _getLabelByIndex: function(i, l) { var min = this.get("minimum"), max = this.get("maximum"), increm, label; l -= 1; increm = ((max - min)/l) * i; label = min + increm; return label; }, /** * Returns an object literal containing and array of label values and an array of points. * * @method _getLabelData * @param {Object} startPoint An object containing x and y values. * @param {Number} edgeOffset Distance to offset coordinates. * @param {Number} layoutLength Distance that the axis spans. * @param {Number} count Number of labels. * @param {String} direction Indicates whether the axis is horizontal or vertical. * @param {Array} Array containing values for axis labels. * @return Array * @private */ _getLabelData: function(constantVal, staticCoord, dynamicCoord, min, max, edgeOffset, layoutLength, count, dataValues) { var dataValue, i, points = [], values = [], point, offset = edgeOffset; dataValues = dataValues || this._getDataValuesByCount(count, min, max); for(i = 0; i < count; i = i + 1) { dataValue = this._getNumber(dataValues[i]); if(dataValue <= max && dataValue >= min) { point = {}; point[staticCoord] = constantVal; point[dynamicCoord] = this._getCoordFromValue( min, max, layoutLength, dataValue, offset ); points.push(point); values.push(dataValue); } } return { points: points, values: values }; } }); }, '3.17.2', {"requires": ["axis", "axis-time-base"]});