charts.ko.js 12 KB

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  1. // Licensed to Cloudera, Inc. under one
  2. // or more contributor license agreements. See the NOTICE file
  3. // distributed with this work for additional information
  4. // regarding copyright ownership. Cloudera, Inc. licenses this file
  5. // to you under the Apache License, Version 2.0 (the
  6. // "License"); you may not use this file except in compliance
  7. // with the License. You may obtain a copy of the License at
  8. //
  9. // http://www.apache.org/licenses/LICENSE-2.0
  10. //
  11. // Unless required by applicable law or agreed to in writing, software
  12. // distributed under the License is distributed on an "AS IS" BASIS,
  13. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. // See the License for the specific language governing permissions and
  15. // limitations under the License.
  16. ko.bindingHandlers.pieChart = {
  17. init: function (element, valueAccessor) {
  18. var _options = valueAccessor();
  19. var _data = _options.transformer(_options.data);
  20. $(element).css("marginLeft", "auto");
  21. $(element).css("marginRight", "auto");
  22. if (typeof _options.maxWidth != "undefined"){
  23. var _max = _options.maxWidth*1;
  24. $(element).width(Math.min($(element).parent().width(), _max));
  25. }
  26. nv.addGraph(function () {
  27. var _chart = nv.models.growingPieChart()
  28. .x(function (d) {
  29. return d.label
  30. })
  31. .y(function (d) {
  32. return d.value
  33. })
  34. .height($(element).width())
  35. .showLabels(true).showLegend(false);
  36. var _d3 = ($(element).find('svg').length > 0) ? d3.select($(element).find('svg')[0]) : d3.select($(element)[0]).append('svg');
  37. _d3.datum(_data)
  38. .transition().duration(150)
  39. .each("end", _options.onComplete)
  40. .call(_chart);
  41. $.each(_options.fqs(), function(cnt, item){
  42. if (item.field() == _options.field()){
  43. _chart.selectSlices(item.filter());
  44. }
  45. });
  46. nv.utils.windowResize(_chart.update);
  47. $(element).height($(element).width());
  48. $(element).parents(".card-widget").on("resize", function(){
  49. if (typeof _options.maxWidth != "undefined"){
  50. var _max = _options.maxWidth*1;
  51. $(element).width(Math.min($(element).parent().width(), _max));
  52. }
  53. $(element).height($(element).width());
  54. _chart.update();
  55. });
  56. return _chart;
  57. }, function () {
  58. d3.selectAll(".nv-slice").on('click',
  59. function (d, i) {
  60. _options.onClick(d);
  61. });
  62. });
  63. },
  64. update: function (element, valueAccessor) {
  65. var value = valueAccessor();
  66. // do something with the updated value
  67. }
  68. };
  69. ko.bindingHandlers.barChart = {
  70. init: function (element, valueAccessor) {
  71. barChart(element, valueAccessor(), false);
  72. },
  73. update: function (element, valueAccessor) {
  74. var value = valueAccessor();
  75. // do something with the updated value
  76. }
  77. };
  78. ko.bindingHandlers.timelineChart = {
  79. init: function (element, valueAccessor) {
  80. barChart(element, valueAccessor(), true);
  81. },
  82. update: function (element, valueAccessor) {
  83. var value = valueAccessor();
  84. // do something with the updated value
  85. }
  86. };
  87. ko.bindingHandlers.lineChart = {
  88. init: function (element, valueAccessor) {
  89. lineChart(element, valueAccessor());
  90. },
  91. update: function (element, valueAccessor) {
  92. var value = valueAccessor();
  93. // do something with the updated value
  94. }
  95. };
  96. ko.bindingHandlers.mapChart = {
  97. init: function (element, valueAccessor) {
  98. var _options = valueAccessor();
  99. $(element).css("position", "relative");
  100. $(element).css("marginLeft", "auto");
  101. $(element).css("marginRight", "auto");
  102. if (typeof _options.maxWidth != "undefined") {
  103. var _max = _options.maxWidth * 1;
  104. if ($(element).width() > _max) {
  105. $(element).width(_max);
  106. }
  107. }
  108. $(element).height($(element).width() / 2.23);
  109. var _scope = typeof _options.data.scope != "undefined" ? String(_options.data.scope) : "world";
  110. var _data = _options.transformer(_options.data);
  111. var _maxWeight = 0;
  112. $(_data).each(function(cnt, item) {
  113. if (item.value > _maxWeight) _maxWeight = item.value;
  114. });
  115. var _chunk = _maxWeight / _data.length;
  116. var _mapdata = {};
  117. var _maphovers = {};
  118. var _fills = {};
  119. var _noncountries = [];
  120. if (_options.isScale) {
  121. _fills["defaultFill"] = HueColors.LIGHT_BLUE;
  122. var _colors = HueColors.scale(HueColors.LIGHT_BLUE, HueColors.DARK_BLUE, _data.length);
  123. $(_colors).each(function(cnt, item) {
  124. _fills["fill_" + cnt] = item;
  125. });
  126. $(_data).each(function(cnt, item) {
  127. var _place = item.label;
  128. if (_place != null){
  129. _mapdata[_place] = {
  130. fillKey: "fill_" + Math.floor(item.value / _chunk),
  131. id: _place,
  132. cat: item.obj.cat,
  133. value: item.obj.value
  134. };
  135. _maphovers[_place] = item.value;
  136. }
  137. else {
  138. _noncountries.push(item);
  139. }
  140. });
  141. }
  142. else {
  143. _fills["defaultFill"] = HueColors.BLUE;
  144. _fills["selected"] = HueColors.DARK_BLUE;
  145. $(_data).each(function(cnt, item) {
  146. var _place = item.label.toUpperCase();
  147. if (_place != null){
  148. _mapdata[_place] = {
  149. fillKey: "selected",
  150. id: _place,
  151. cat: item.obj.cat,
  152. value: item.obj.value
  153. };
  154. _maphovers[_place] = item.value;
  155. }
  156. else {
  157. _noncountries.push(item);
  158. }
  159. });
  160. }
  161. var _map = null;
  162. function createDatamap(element, options, fills, mapData, nonCountries, mapHovers) {
  163. _map = new Datamap({
  164. element: element,
  165. fills: fills,
  166. scope: _scope,
  167. data: mapData,
  168. onClick: function(data) {
  169. if (typeof options.onClick != "undefined") {
  170. options.onClick(data);
  171. }
  172. },
  173. done: function(datamap) {
  174. var _bubbles = [];
  175. if (options.enableGeocoding) {
  176. $(nonCountries).each(function(cnt, item){
  177. HueGeo.getCityCoordinates(item.label, function(lat, lng){
  178. _bubbles.push({
  179. fillKey: "selected",
  180. label: item.label,
  181. value: item.value,
  182. radius: 4,
  183. latitude: lat,
  184. longitude: lng
  185. });
  186. _map.bubbles(_bubbles, {
  187. popupTemplate: function(geo, data) {
  188. return '<div class="hoverinfo" style="text-align: center"><strong>' + data.label + '</strong><br/>' + item.value + '</div>'
  189. }
  190. });
  191. });
  192. });
  193. }
  194. },
  195. geographyConfig: {
  196. hideAntarctica: true,
  197. borderWidth: 1,
  198. borderColor: HueColors.DARK_BLUE,
  199. highlightOnHover: true,
  200. highlightFillColor: HueColors.DARK_BLUE,
  201. highlightBorderColor: HueColors.DARK_BLUE,
  202. popupTemplate: function(geography, data) {
  203. var _hover = '';
  204. if (data != null) {
  205. _hover = '<br/>' + mapHovers[data.id];
  206. }
  207. return '<div class="hoverinfo" style="text-align: center"><strong>' + geography.properties.name + '</strong>' + _hover + '</div>'
  208. }
  209. }
  210. });
  211. options.onComplete();
  212. }
  213. createDatamap(element, _options, _fills, _mapdata, _noncountries, _maphovers)
  214. nv.utils.windowResize(_map.update);
  215. $(element).parents(".card-widget").on("resize", function(){
  216. $(element).empty();
  217. if (typeof _options.maxWidth != "undefined"){
  218. var _max = _options.maxWidth*1;
  219. if ($(element).width() > _max){
  220. $(element).width(_max);
  221. }
  222. }
  223. $(element).height($(element).width() / 2.23);
  224. createDatamap(element, _options, _fills, _mapdata, _noncountries, _maphovers)
  225. });
  226. },
  227. update: function (element, valueAccessor) {
  228. var value = valueAccessor();
  229. // do something with the updated value
  230. }
  231. };
  232. function lineChart(element, options) {
  233. var _datum = options.transformer(options.datum);
  234. $(element).height(300);
  235. nv.addGraph(function () {
  236. var _chart = nv.models.lineWithBrushChart();
  237. _chart.onSelectRange(options.onSelectRange);
  238. _chart.xAxis.showMaxMin(false);
  239. _chart.yAxis
  240. .tickFormat(d3.format(',0f'));
  241. var _d3 = ($(element).find('svg').length > 0) ? d3.select($(element).find('svg')[0]) : d3.select($(element)[0]).append('svg');
  242. _d3.datum(_datum)
  243. .transition().duration(150)
  244. .each("end", options.onComplete)
  245. .call(_chart);
  246. nv.utils.windowResize(_chart.update);
  247. return _chart;
  248. }, function () {
  249. d3.selectAll(".nv-bar").on('click',
  250. function (d, i) {
  251. options.onClick(d);
  252. });
  253. });
  254. }
  255. function barChart(element, options, isTimeline) {
  256. var _datum = options.transformer(options.datum);
  257. $(element).height(300);
  258. nv.addGraph(function () {
  259. var _chart;
  260. var insertLinebreaks = function (d) {
  261. var _el = d3.select(this);
  262. var _mom = moment(d);
  263. if (_mom != null) {
  264. var _words = _mom.format("hh:mm:ss YYYY-MM-DD").split(" ");
  265. _el.text('');
  266. for (var i = 0; i < _words.length; i++) {
  267. var tspan = _el.append("tspan").text(_words[i]);
  268. if (i > 0) {
  269. tspan.attr("x", 0).attr("dy", '15');
  270. }
  271. }
  272. }
  273. };
  274. if (isTimeline) {
  275. _chart = nv.models.multiBarWithBrushChart();
  276. if (_datum.length > 0 && _datum[0].values.length > 10){
  277. _chart.enableSelection();
  278. }
  279. _chart.onSelectRange(options.onSelectRange);
  280. _chart.xAxis.tickFormat(d3.time.format("%Y-%m-%d %H:%M:%S"));
  281. _chart.multibar.hideable(true);
  282. _chart.multibar.stacked(typeof options.stacked != "undefined" ? options.stacked : false);
  283. _chart.onStateChange(options.onStateChange);
  284. _chart.onChartUpdate(function(){
  285. _d3.selectAll("g.nv-x.nv-axis g text").each(insertLinebreaks);
  286. });
  287. }
  288. else {
  289. var _isDiscrete = false;
  290. for (var j=0;j<_datum.length;j++){
  291. for (var i=0;i<_datum[j].values.length;i++){
  292. if (isNaN(_datum[j].values[i].x * 1)){
  293. _isDiscrete = true;
  294. break;
  295. }
  296. }
  297. }
  298. if (_isDiscrete){
  299. _chart = nv.models.growingDiscreteBarChart()
  300. .x(function(d) { return d.x })
  301. .y(function(d) { return d.y })
  302. .staggerLabels(true);
  303. }
  304. else {
  305. _chart = nv.models.multiBarWithBrushChart();
  306. _chart.xAxis
  307. .showMaxMin(true)
  308. .tickFormat(d3.format(',0f'));
  309. _chart.multibar.hideable(true);
  310. _chart.multibar.stacked(typeof options.stacked != "undefined" ? options.stacked : false);
  311. _chart.onStateChange(options.onStateChange);
  312. }
  313. }
  314. _chart.transitionDuration(100);
  315. _chart.yAxis
  316. .tickFormat(d3.format(',0f'));
  317. var _d3 = ($(element).find('svg').length > 0) ? d3.select($(element).find('svg')[0]) : d3.select($(element)[0]).append('svg');
  318. _d3.datum(_datum)
  319. .transition().duration(150)
  320. .each("end", function(){
  321. options.onComplete();
  322. if (isTimeline) {
  323. _d3.selectAll("g.nv-x.nv-axis g text").each(insertLinebreaks);
  324. }
  325. }).call(_chart);
  326. nv.utils.windowResize(_chart.update);
  327. return _chart;
  328. }, function () {
  329. d3.selectAll(".nv-bar").on("click",
  330. function (d, i) {
  331. options.onClick(d);
  332. });
  333. });
  334. }