radar.html 2.6 KB

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  1. <!DOCTYPE html>
  2. <html lang="en-US">
  3. <head>
  4. <meta charset="utf-8">
  5. <meta http-equiv="X-UA-Compatible" content="IE=Edge">
  6. <meta name="viewport" content="width=device-width, initial-scale=1">
  7. <title>Scriptable > Radar | Chart.js sample</title>
  8. <link rel="stylesheet" type="text/css" href="../style.css">
  9. <script src="../../dist/Chart.min.js"></script>
  10. <script src="../utils.js"></script>
  11. </head>
  12. <body>
  13. <div class="content">
  14. <div class="wrapper"><canvas id="chart-0"></canvas></div>
  15. <div class="toolbar">
  16. <button onclick="randomize(this)">Randomize</button>
  17. <button onclick="addDataset(this)">Add Dataset</button>
  18. <button onclick="removeDataset(this)">Remove Dataset</button>
  19. </div>
  20. </div>
  21. <script>
  22. var DATA_COUNT = 7;
  23. var utils = Samples.utils;
  24. utils.srand(110);
  25. function getLineColor(ctx) {
  26. return utils.color(ctx.datasetIndex);
  27. }
  28. function alternatePointStyles(ctx) {
  29. var index = ctx.dataIndex;
  30. return index % 2 === 0 ? 'circle' : 'rect';
  31. }
  32. function makeHalfAsOpaque(ctx) {
  33. return utils.transparentize(getLineColor(ctx));
  34. }
  35. function make20PercentOpaque(ctx) {
  36. return utils.transparentize(getLineColor(ctx), 0.8);
  37. }
  38. function adjustRadiusBasedOnData(ctx) {
  39. var v = ctx.dataset.data[ctx.dataIndex];
  40. return v < 10 ? 5
  41. : v < 25 ? 7
  42. : v < 50 ? 9
  43. : v < 75 ? 11
  44. : 15;
  45. }
  46. function generateData() {
  47. return utils.numbers({
  48. count: DATA_COUNT,
  49. min: 0,
  50. max: 100
  51. });
  52. }
  53. var data = {
  54. labels: [['Eating', 'Dinner'], ['Drinking', 'Water'], 'Sleeping', ['Designing', 'Graphics'], 'Coding', 'Cycling', 'Running'],
  55. datasets: [{
  56. data: generateData()
  57. }]
  58. };
  59. var options = {
  60. legend: false,
  61. tooltips: true,
  62. elements: {
  63. line: {
  64. backgroundColor: make20PercentOpaque,
  65. borderColor: getLineColor,
  66. },
  67. point: {
  68. backgroundColor: getLineColor,
  69. hoverBackgroundColor: makeHalfAsOpaque,
  70. radius: adjustRadiusBasedOnData,
  71. pointStyle: alternatePointStyles,
  72. hoverRadius: 15,
  73. }
  74. }
  75. };
  76. var chart = new Chart('chart-0', {
  77. type: 'radar',
  78. data: data,
  79. options: options
  80. });
  81. // eslint-disable-next-line no-unused-vars
  82. function addDataset() {
  83. chart.data.datasets.push({
  84. data: generateData()
  85. });
  86. chart.update();
  87. }
  88. // eslint-disable-next-line no-unused-vars
  89. function randomize() {
  90. chart.data.datasets.forEach(function(dataset) {
  91. dataset.data = generateData();
  92. });
  93. chart.update();
  94. }
  95. // eslint-disable-next-line no-unused-vars
  96. function removeDataset() {
  97. chart.data.datasets.shift();
  98. chart.update();
  99. }
  100. </script>
  101. </body>
  102. </html>