| Server IP : 79.136.114.73 / Your IP : 3.144.41.223 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /var/www/appsrv.astacus.se/shellyctr/js/package/dist/docs/assets/js/ |
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(window.webpackJsonp=window.webpackJsonp||[]).push([[191],{521:function(t,n,a){"use strict";a.r(n);var e=a(6),r=Object(e.a)({},(function(){var t=this,n=t.$createElement,a=t._self._c||n;return a("ContentSlotsDistributor",{attrs:{"slot-key":t.$parent.slotKey}},[a("h1",{attrs:{id:"radial-gradient"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#radial-gradient"}},[t._v("#")]),t._v(" Radial Gradient")]),t._v(" "),a("chart-editor",{attrs:{code:"// <block:setup:3>\nconst DATA_COUNT = 5;\nUtils.srand(110);\n\nconst chartColors = Utils.CHART_COLORS;\nconst colors = [chartColors.red, chartColors.orange, chartColors.yellow, chartColors.green, chartColors.blue];\n\nconst cache = new Map();\nlet width = null;\nlet height = null;\n\nconst actions = [\n {\n name: 'Randomize',\n handler(chart) {\n chart.data.datasets.forEach(dataset => {\n dataset.data = generateData();\n });\n chart.update();\n }\n },\n];\n// </block:setup>\n\n// <block:createRadialGradient3:0>\nfunction createRadialGradient3(context, c1, c2, c3) {\n const chartArea = context.chart.chartArea;\n if (!chartArea) {\n // This case happens on initial chart load\n return;\n }\n\n const chartWidth = chartArea.right - chartArea.left;\n const chartHeight = chartArea.bottom - chartArea.top;\n if (width !== chartWidth || height !== chartHeight) {\n cache.clear();\n }\n let gradient = cache.get(c1 + c2 + c3);\n if (!gradient) {\n // Create the gradient because this is either the first render\n // or the size of the chart has changed\n width = chartWidth;\n height = chartHeight;\n const centerX = (chartArea.left + chartArea.right) / 2;\n const centerY = (chartArea.top + chartArea.bottom) / 2;\n const r = Math.min(\n (chartArea.right - chartArea.left) / 2,\n (chartArea.bottom - chartArea.top) / 2\n );\n const ctx = context.chart.ctx;\n gradient = ctx.createRadialGradient(centerX, centerY, 0, centerX, centerY, r);\n gradient.addColorStop(0, c1);\n gradient.addColorStop(0.5, c2);\n gradient.addColorStop(1, c3);\n cache.set(c1 + c2 + c3, gradient);\n }\n\n return gradient;\n}\n// </block:createRadialGradient3>\n\n// <block:data:2>\nfunction generateData() {\n return Utils.numbers({\n count: DATA_COUNT,\n min: 0,\n max: 100\n });\n}\n\nconst data = {\n labels: Utils.months({count: DATA_COUNT}),\n datasets: [{\n data: generateData()\n }]\n};\n// </block:data>\n\n// <block:config:1>\nconst config = {\n type: 'polarArea',\n data: data,\n options: {\n plugins: {\n legend: false,\n tooltip: false,\n },\n elements: {\n arc: {\n backgroundColor: function(context) {\n let c = colors[context.dataIndex];\n if (!c) {\n return;\n }\n if (context.active) {\n c = helpers.getHoverColor(c);\n }\n const mid = helpers.color(c).desaturate(0.2).darken(0.2).rgbString();\n const start = helpers.color(c).lighten(0.2).rotate(270).rgbString();\n const end = helpers.color(c).lighten(0.1).rgbString();\n return createRadialGradient3(context, start, mid, end);\n },\n }\n }\n }\n};\n// </block:config>\n\nmodule.exports = {\n actions,\n config,\n};\n"}}),a("h2",{attrs:{id:"docs"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#docs"}},[t._v("#")]),t._v(" Docs")]),t._v(" "),a("ul",[a("li",[a("RouterLink",{attrs:{to:"/charts/polar.html"}},[t._v("Polar Area Chart")]),t._v(" "),a("ul",[a("li",[a("RouterLink",{attrs:{to:"/charts/polar.html#styling"}},[t._v("Styling")])],1)])],1),t._v(" "),a("li",[a("RouterLink",{attrs:{to:"/general/options.html"}},[t._v("Options")]),t._v(" "),a("ul",[a("li",[a("RouterLink",{attrs:{to:"/general/options.html#scriptable-options"}},[t._v("Scriptable Options")])],1)])],1)])],1)}),[],!1,null,null,null);n.default=r.exports}}]);