1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 | 1× 1× 1× 6× 6× 6× 6× 6× 5× 6× 6× 6× 6× 6× 21× 6× 6× 6× 6× 6× 6× 6× 6× 6× 12× 12× 12× 12× 12× 2× 2× 4× 4× 6× 6× 4× 4× 4× 8× 4× 8× 4× 1× 1× 2× 2× 2× 1× 1× 1× 2× 2× 1× 1× 2× 2× 2× 1× 2× 2× 2× 5× 5× 6× 6× 6× 5× 6× 1× | /** * @fileOverview Chart component containing all of the generic components required for charts * * @author Brian Greig * * @requires NPM:d3:Vue */ /* eslint-env browser */ import barChart from './import/barChart'; import vBarChart from './import/vBarChart'; import lineGraph from './import/lineGraph'; import scatterPlot from './import/scatterPlot'; import pieChart from './import/pieChart'; import areaChart from './import/areaChart'; import bubbleChart from './import/bubbleChart'; const d3 = Object.assign({}, require('d3-selection')); /** * Chart is the generic component used for any chart type * @namespace */ const Chart = { install(Vue) { Vue.component('v-chart', { props: ['chartData'], data() { return { selector: `${this.chartData.selector}-${this.chartData.chartType}`, }; }, methods: { /** * Generate a new Chart of type chartType * @memberOf Chart */ initalizeChart() { const cs = this[this.chartData.chartType]('init'); this.drawTitle(); this.generateAxisLabels(cs); this.generateLegend(cs); }, /** * Redraw the Chart when the data is recycled * @memberOf Chart */ refreshChart() { this.clearAxis(); this[this.chartData.chartType]('refresh'); }, /** * Redraw the Chart when the data is recycled * @memberOf Chart */ drawGrid(cs) { Iif (this.chartData.grid && this.chartData.grid.enabled === true) { const grid = { x: [], y: [] } for (let i = this.header; i < (this.height - this.header) * .80; i += this.gridTicks) { grid.y.push(i); } d3.select(`#${this.chartData.selector}`) .selectAll('line.gridLine') .data(grid.y).enter() .append('line') .attr('class', 'gridLine') .attr('x1', cs.y.axisWidth) .attr('x2', this.width) .attr('y1', d => d) .attr('y2', d => d) .style('stroke', '#D3D3D3') .style('stroke-width', 1) } }, /** * Remove x and y axes * @memberOf Chart */ clearAxis() { d3.select(`#${this.chartData.selector}`).selectAll('.axis').remove(); }, /** * Remove all content from the SVG * @memberOf Chart */ clearCanvas() { d3.select(`#${this.chartData.selector}`).selectAll('*').remove(); }, /** * Appends title and subtitle to the chart * @memberOf Chart */ drawTitle() { d3.select(`#${this.chartData.selector}`) .append('text') .attr('font-size', '20') .attr('x', this.width / 2) .attr('y', this.titleHeight - this.titleHeight * 0.1) .style('text-anchor', 'middle') .text(this.chartData.title); d3.select(`#${this.chartData.selector}`) .append('text') .attr('font-size', '12') .attr('x', this.width / 2) .attr('y', this.titleHeight - this.titleHeight * 0.1 + this.subtitleHeight) .style('text-anchor', 'middle') .text(this.chartData.subtitle); }, /** * Adds a tooltip to the SVG * @memberOf Chart * @param {Object} d dataset * @param {Object} e event x and y coordinates */ addTooltip(d, e) { d3.select(`#${this.chartData.selector}`) .append('rect') .attr('x', e.offsetX - 5 - 50) .attr('y', e.offsetY - 13 - 25) .attr('height', '16px') .attr('width', '80px') .attr('class', 'tt') .attr('fill', 'white'); d3.select(`#${this.chartData.selector}`) .append('text') .attr('x', e.offsetX - 50) .attr('y', e.offsetY - 25) .attr('class', 'tt') .attr('font-size', '10px') .text(`${d.dim}:${d.metric}`); }, /** * Removes all tooltips from the SVG * @memberOf Chart * @param {Object} d dataset */ removeTooltip() { d3.select(`#${this.chartData.selector}`) .selectAll('.tt').remove(); }, /** * Override default values * @param {Object} cs configuration of the coordinate systems * @param {Object} overrides the additional values that can be used for an object * @returns {Object} updated configuration of coordinate system */ setOverrides(cs, overrides) { overrides = overrides || {}; const keys = Object.keys(cs); for (const key of keys) Object.assign(cs[key], overrides[key]); return cs; }, /** * Generate legend if option -legends- defined as true * @memberOf Chart * @param {Object} cs configuration of the coordinate system */ generateLegend(cs) { Iif (this.chartData.legends && this.chartData.legends.enabled === true) { cs.palette.lineFill = (Array.isArray(cs.palette.lineFill)) ? cs.palette.lineFill : new Array(cs.palette.lineFill); cs.palette.fill = (Array.isArray(cs.palette.fill)) ? cs.palette.fill : new Array(cs.palette.fill); this.metric.forEach( (e, i) => { d3.select(`#${this.chartData.selector}`) .append('text') .attr('font-size', '10') .attr('x', this.width - 60) .attr('y', this.height * 0.95 - (i * 15)) .style('text-anchor', 'middle') .text(this.metric[i]); d3.select(`#${this.chartData.selector}`) .append("g") .attr("class", "legends") .append("rect") .attr('x', this.width - 30) .attr('y', this.height * 0.95 - (i * 15) - 10) .attr("width", 30) .attr("height", 10) .style("fill", function () { const fill = cs.palette.lineFill[i] || cs.palette.fill[i]; return fill; }); }) } }, /** * Generate Goal * @memberOf Chart * @param {Object} cs configuration of the coordinate system */ generateGoal(cs, shiftAxis, padding) { d3.select(`#${this.chartData.selector}`).selectAll('line#goal').remove(); const x1 = shiftAxis ? cs.y.axisWidth: cs.x.scale(this.goal) + padding; const x2 = shiftAxis ? this.width : cs.x.scale(this.goal) + padding; const y1 = shiftAxis ? cs.y.scale(this.goal) + padding : this.header; const y2 = shiftAxis ? cs.y.scale(this.goal) + padding : this.displayHeight - cs.x.axisHeight; d3.select(`#${this.chartData.selector}`).append('line') .attr('x1', x1) .attr('x2', x2) .attr('y1', y1) .attr('y2', y2) .attr('id', 'goal') .style('stroke', '#708090') .style('stroke-width', 1) }, /** * Generate Axis Lables * @memberOf Chart * @param {Object} cs configuration of the coordinate system */ generateAxisLabels(cs) { let footer = (this.chartData.legends) ? .85 : .95; Eif (!this.chartData.label) return; d3.select(`#${this.chartData.selector}`).selectAll('text.axisLabel').remove(); if (cs.x && cs.x.label) d3.select(`#${this.chartData.selector}`).append('text') .attr('font-size', '10') .attr('x', this.width / 2) .attr('y', this.height * footer) .attr('id', 'xAxisLabel') .attr('class', 'axisLabel') .style('text-anchor', 'middle') .text(cs.x.label) if (cs.y && cs.y.label) d3.select(`#${this.chartData.selector}`).append('text') .attr('font-size', '10') .attr('x', 10) .attr('y', this.height / 2) .attr('id', 'xAxisLabel') .attr('class', 'axisLabel') .style('text-anchor', 'middle') .text(cs.y.label) .attr('transform', `rotate(-90,10, ${this.height / 2})`) }, /** * get the values of a metric as an array * @memberOf Chart * @returns {Array} metric values */ metricAsArray(metric) { metric = this.chartData.data.map(d => d[metric]); return metric; }, ...((typeof barChart !== 'undefined') && { barChart }), ...((typeof vBarChart !== 'undefined') && { vBarChart }), ...((typeof scatterPlot !== 'undefined') && { scatterPlot }), ...((typeof pieChart !== 'undefined') && { pieChart }), ...((typeof areaChart !== 'undefined') && { areaChart }), ...((typeof lineGraph !== 'undefined') && { lineGraph }), ...((typeof bubbleChart !== 'undefined') && { bubbleChart }), }, computed: { /** * Dataset getter function * @memberOf Chart * @returns {Object} normalized dataset */ ds() { const ds = { metric: [] }; ds.metric = (Array.isArray(this.chartData.metric)) ? ds.metric = this.chartData.metric : new Array(this.chartData.metric); ds.dim = this.chartData.dim; ds.data = this.chartData.data; return ds.data.map((d) => { const td = { metric: [] }; Eif (!ds.metric[0]) td.metric[0] = d || 0; else { ds.metric.forEach(function(e, i){ td.metric[i] = d[e] || 0; }) } td.dim = this.chartData.dim ? d[this.chartData.dim] : null; return td; }); }, /** * Dimension getter function * @memberOf Chart * @returns {string} dim */ dim() { return this.chartData.dim || "undefined"; }, /** * Goal getter function * @memberOf Chart * @returns {number} Goal */ goal() { return this.chartData.goal; }, /** * Metric getter function * @memberOf Chart * @returns {array} Metrics */ metric() { const metric = (Array.isArray(this.chartData.metric)) ? this.chartData.metric : new Array(this.chartData.metric); return metric; }, /** * Height getter function * @memberOf Chart * @returns {number} Chart Height */ height() { return this.chartData.height - 10 || 190; }, /** * Width getter function * @memberOf Chart * @returns {number} Chart width */ width() { return this.chartData.width - 10 || 190; }, /** * Grid Tick getter function * @memberOf Chart * @returns {number} gridTicks */ gridTicks() { if (this.chartData.grid && this.chartData.grid.gridTicks != null) { return this.chartData.grid.gridTicks; } return 100; }, /** * Get the maxium value for metric * @memberOf Chart * @returns {number} Max value for metric */ max() { let max = 0; var results = []; this.ds.forEach(e => { results = results.concat([...e.metric]); }); results.forEach((e) => { max = max > e ? max : e; }); return max; }, /** * Get the maxium value for triplet * @memberOf Chart * @returns {Array} Max values for triplet */ maxTriplet() { const max = { v1: 0, v2: 0, v3: 0 }; this.ds.forEach(e => { max.v1 = max.v1 > e.metric[0] ? max.v1 : e.metric[0]; max.v2 = max.v2 > e.metric[1] ? max.v2 : e.metric[1]; max.v3 = max.v3 > e.metric[2] ? max.v3 : e.metric[2]; }); return max; }, /** * Get the minimum value for dataset * @memberOf Chart * @returns {number} Min value for metric */ min() { var results = []; this.ds.forEach(e => { results = results.concat([...e.metric]); }); return Math.min(...results.map(o => o)); }, /** * Get the minimum value for triplet * @memberOf Chart * @returns {Array} Min values for triplet */ minTriplet() { var results = { v1: [], v2: [], v3: [] }; this.ds.forEach(e => { results.v1.push(e.metric[0]) results.v2.push(e.metric[1]) results.v3.push(e.metric[2]) }) return { v1: (Math.min(...results.v1.map(o => o))), v2: (Math.min(...results.v2.map(o => o))), v3: (Math.min(...results.v3.map(o => o))) }; }, /** * Gets the height of the dispaly area * @memberOf Chart * @returns {number} Height of the chart display */ displayHeight() { Iif (this.chartData.legends && this.chartData.legends.enabled === true) { return this.height * .80; } else { return this.height * .90; } }, /** * Gets the height of the title * @memberOf Chart * @returns {number} Height of the chart title */ titleHeight() { Eif (this.chartData.title) return this.chartData.textHeight || 25; return 0; }, /** * Gets the subtitle height * @memberOf Chart * @returns {number} Height of chart subtitle */ subtitleHeight() { Iif (this.chartData.subtitle) return this.chartData.textHeight * 0.66 || 25 * 0.66; return 0; }, /** * Gets the combined height of the title and subtitle * @memberOf Chart * @returns {number} Total header height */ header() { return (this.titleHeight + this.subtitleHeight); }, }, mounted() { this.initalizeChart(); }, watch: { chartData: { handler() { this.refreshChart(); }, deep: true, }, }, template: '<svg :id=\'this.chartData.selector\' x=\'5\' y=\'5\' :height=\'this.height + 20\' :width=\'this.width + 20\'> </svg>', }); }, }; export default Chart; Iif (typeof window !== 'undefined' && window.Vue) { window.Vue.use(Chart); } |