2 * Copyright (C) 2013 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 * @param {number} totalValue
35 WebInspector.PieChart = function(totalValue)
37 this.element = document.createElement("div");
38 this.element.className = "pie-chart";
39 this.element.createChild("div", "pie-chart-background");
40 var totalString = Number.secondsToString(totalValue, true);
41 this.element.createChild("div", "pie-chart-foreground").textContent = totalString;
42 this._totalValue = totalValue;
46 WebInspector.PieChart.prototype = {
48 * @param {number} value
49 * @param {string} color
51 addSlice: function(value, color)
53 var sliceAngle = value / this._totalValue * 360;
54 if (sliceAngle > 180) {
55 this._innerAddSlice(180, color);
58 this._innerAddSlice(sliceAngle, color);
62 * @param {number} sliceAngle
63 * @param {string} color
65 _innerAddSlice: function(sliceAngle, color)
67 var sliceElement = this.element.createChild("div", "pie-chart-slice");
68 sliceElement.style.webkitTransform = "rotate(" + Number(this._lastAngle).toFixed(2) + "deg)"
69 var innerSliceElement = sliceElement.createChild("div", "pie-chart-slice-inner");
70 innerSliceElement.style.backgroundColor = color;
71 innerSliceElement.style.webkitTransform = "rotate(" + Number(sliceAngle).toFixed(2) + "deg)";
72 this._lastAngle += sliceAngle;