Current File : //proc/985914/root/data/old/home/stash/atlassian-stash/static/util/svg.js
define('util/svg', [
'underscore',
'exports'
], function(
_,
exports
) {
"use strict";
var svgNS = 'http://www.w3.org/2000/svg';
/**
* Create an SVG element using document.createElementNS('http://www.w3.org/2000/svg');
*
* @param {string} name - element name to create
* @param {Object} attrs - map of attribute kye to value to set on the element
* @returns {Element}
*/
function createElement(name, attrs) {
var el = document.createElementNS(svgNS, name);
_.forEach(attrs || [], function(attrValue, attrKey) {
el.setAttribute(attrKey, attrValue);
});
return el;
}
/**
* Used for generating a path string you can use in <path d="{here}">
* @constructor
*/
function PathBuilder() {
this._buffer = [];
}
/**
* Move to a point
*
* @param {number} x
* @param {number} y
* @returns {PathBuilder}
*/
PathBuilder.prototype.moveTo = function(x, y) {
this._buffer.push('M', x, y);
return this;
};
/**
* Draw a Bezier curve through two control points to an end point
*
* @param {number} x1 - the first control point x-value
* @param {number} y1 - the first control point y-value
* @param {number} x2 - the second control point x-value
* @param {number} y2 - the second control point y-value
* @param {number} x3 - the end point x-value
* @param {number} y3 - the end point y-value
* @returns {PathBuilder}
*/
PathBuilder.prototype.curve = function(x1, y1, x2, y2, x3, y3) {
this._buffer.push('C', x1, y1, x2, y2, x3, y3);
return this;
};
/**
* Draw a line to a point
*
* @param {number} x
* @param {number} y
* @returns {PathBuilder}
*/
PathBuilder.prototype.lineTo = function(x, y) {
this._buffer.push('L', x, y);
return this;
};
/**
* Return to the start of the path
* @returns {PathBuilder}
*/
PathBuilder.prototype.close = function() {
this._buffer.push('Z');
return this;
};
/**
* Return the path string generated by this builder.
* @returns {string}
*/
PathBuilder.prototype.build = function() {
return this._buffer.join(' ');
};
exports.svgNS = svgNS;
exports.createElement = createElement;
exports.PathBuilder = PathBuilder;
});
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