charts.ko.js 11 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. };
  133. _maphovers[_place] = item.value;
  134. }
  135. else {
  136. _noncountries.push(item);
  137. }
  138. });
  139. }
  140. else {
  141. _fills["defaultFill"] = HueColors.BLUE;
  142. _fills["selected"] = HueColors.DARK_BLUE;
  143. $(_data).each(function(cnt, item){
  144. var _place = item.label.toUpperCase();
  145. if (_place != null){
  146. _mapdata[_place] = {
  147. fillKey: "selected",
  148. id: _place
  149. };
  150. _maphovers[_place] = item.value;
  151. }
  152. else {
  153. _noncountries.push(item);
  154. }
  155. });
  156. }
  157. var _map = null;
  158. function createDatamap(element, options, fills, mapData, nonCountries, mapHovers) {
  159. _map = new Datamap({
  160. element: element,
  161. fills: fills,
  162. scope: _scope,
  163. data: mapData,
  164. onClick: function(data) {
  165. if (typeof options.onClick != "undefined"){
  166. options.onClick(data);
  167. }
  168. },
  169. done: function(datamap) {
  170. var _bubbles = [];
  171. if (options.enableGeocoding) {
  172. $(nonCountries).each(function(cnt, item){
  173. HueGeo.getCityCoordinates(item.label, function(lat, lng){
  174. _bubbles.push({
  175. fillKey: "selected",
  176. label: item.label,
  177. value: item.value,
  178. radius: 4,
  179. latitude: lat,
  180. longitude: lng
  181. });
  182. _map.bubbles(_bubbles, {
  183. popupTemplate: function(geo, data) {
  184. return '<div class="hoverinfo" style="text-align: center"><strong>' + data.label + '</strong><br/>' + item.value + '</div>'
  185. }
  186. });
  187. });
  188. });
  189. }
  190. },
  191. geographyConfig: {
  192. hideAntarctica: true,
  193. borderWidth: 1,
  194. borderColor: HueColors.DARK_BLUE,
  195. highlightOnHover: true,
  196. highlightFillColor: HueColors.DARK_BLUE,
  197. highlightBorderColor: HueColors.DARK_BLUE,
  198. popupTemplate: function(geography, data) {
  199. var _hover = '';
  200. if (data != null) {
  201. _hover = '<br/>' + mapHovers[data.id];
  202. }
  203. return '<div class="hoverinfo" style="text-align: center"><strong>' + geography.properties.name + '</strong>' + _hover + '</div>'
  204. }
  205. }
  206. });
  207. options.onComplete();
  208. }
  209. createDatamap(element, _options, _fills, _mapdata, _noncountries, _maphovers)
  210. nv.utils.windowResize(_map.update);
  211. $(element).parents(".card-widget").on("resize", function(){
  212. $(element).empty();
  213. if (typeof _options.maxWidth != "undefined"){
  214. var _max = _options.maxWidth*1;
  215. if ($(element).width() > _max){
  216. $(element).width(_max);
  217. }
  218. }
  219. $(element).height($(element).width() / 2.23);
  220. createDatamap(element, _options, _fills, _mapdata, _noncountries, _maphovers)
  221. });
  222. },
  223. update: function (element, valueAccessor) {
  224. var value = valueAccessor();
  225. // do something with the updated value
  226. }
  227. };
  228. function lineChart(element, options) {
  229. var _datum = options.transformer(options.datum);
  230. $(element).height(300);
  231. nv.addGraph(function () {
  232. var _chart = nv.models.lineWithBrushChart();
  233. _chart.onSelectRange(options.onSelectRange);
  234. _chart.xAxis
  235. .showMaxMin(true)
  236. .tickFormat(d3.format(',0f'))
  237. .transitionDuration(100);
  238. _chart.yAxis
  239. .tickFormat(d3.format(',0f'));
  240. var _d3 = ($(element).find('svg').length > 0) ? d3.select($(element).find('svg')[0]) : d3.select($(element)[0]).append('svg');
  241. _d3.datum(_datum)
  242. .transition().duration(150)
  243. .each("end", options.onComplete)
  244. .call(_chart);
  245. nv.utils.windowResize(_chart.update);
  246. return _chart;
  247. }, function () {
  248. d3.selectAll(".nv-bar").on('click',
  249. function (d, i) {
  250. options.onClick(d);
  251. });
  252. });
  253. }
  254. function barChart(element, options, isTimeline) {
  255. var _datum = options.transformer(options.datum);
  256. $(element).height(300);
  257. nv.addGraph(function () {
  258. var _chart;
  259. var insertLinebreaks = function (d) {
  260. var _el = d3.select(this);
  261. var _mom = moment(d);
  262. if (_mom != null) {
  263. var _words = _mom.format("hh:mm:ss YYYY-MM-DD").split(" ");
  264. _el.text('');
  265. for (var i = 0; i < _words.length; i++) {
  266. var tspan = _el.append("tspan").text(_words[i]);
  267. if (i > 0) {
  268. tspan.attr("x", 0).attr("dy", '15');
  269. }
  270. }
  271. }
  272. };
  273. if (isTimeline) {
  274. _chart = nv.models.multiBarWithBrushChart();
  275. if (_datum.length > 0 && _datum[0].values.length > 10){
  276. _chart.enableSelection();
  277. }
  278. _chart.onSelectRange(options.onSelectRange);
  279. _chart.xAxis.tickFormat(d3.time.format("%Y-%m-%d %H:%M:%S"));
  280. _chart.multibar.hideable(true);
  281. _chart.multibar.stacked(typeof options.stacked != "undefined" ? options.stacked : false);
  282. _chart.onStateChange(options.onStateChange);
  283. _chart.onChartUpdate(function(){
  284. _d3.selectAll("g.nv-x.nv-axis g text").each(insertLinebreaks);
  285. });
  286. }
  287. else {
  288. var _isDiscrete = false;
  289. for (var j=0;j<_datum.length;j++){
  290. for (var i=0;i<_datum[j].values.length;i++){
  291. if (isNaN(_datum[j].values[i].x * 1)){
  292. _isDiscrete = true;
  293. break;
  294. }
  295. }
  296. }
  297. if (_isDiscrete){
  298. _chart = nv.models.growingDiscreteBarChart()
  299. .x(function(d) { return d.x })
  300. .y(function(d) { return d.y })
  301. .staggerLabels(true);
  302. }
  303. else {
  304. _chart = nv.models.multiBarWithBrushChart();
  305. _chart.xAxis
  306. .showMaxMin(true)
  307. .tickFormat(d3.format(',0f'));
  308. _chart.multibar.hideable(true);
  309. _chart.multibar.stacked(typeof options.stacked != "undefined" ? options.stacked : false);
  310. _chart.onStateChange(options.onStateChange);
  311. }
  312. }
  313. _chart.transitionDuration(100);
  314. _chart.yAxis
  315. .tickFormat(d3.format(',0f'));
  316. var _d3 = ($(element).find('svg').length > 0) ? d3.select($(element).find('svg')[0]) : d3.select($(element)[0]).append('svg');
  317. _d3.datum(_datum)
  318. .transition().duration(150)
  319. .each("end", function(){
  320. options.onComplete();
  321. if (isTimeline) {
  322. _d3.selectAll("g.nv-x.nv-axis g text").each(insertLinebreaks);
  323. }
  324. }).call(_chart);
  325. nv.utils.windowResize(_chart.update);
  326. return _chart;
  327. }, function () {
  328. d3.selectAll(".nv-bar").on("click",
  329. function (d, i) {
  330. options.onClick(d);
  331. });
  332. });
  333. }