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raspap-webgui
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Update beforeDraw as inline plugin

This commit is contained in:
billz 2020-02-02 13:40:41 +00:00
parent 29772f8144
commit 9dc2a67d70
1 changed files with 63 additions and 65 deletions
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128
app/js/linkquality.js
View File

@ -3,86 +3,84 @@
// Support for dark terminal theme
theme = getCookie('theme');
if (theme == 'terminal.css') {
var bgColor1 = '#000';
var bgColor2 = '#000';
var borderColor = 'rgba(46, 230, 0, 1)';
var labelColor = 'rgba(46, 230, 0, 1)';
var bgColor1 = '#000';
var bgColor2 = '#000';
var borderColor = 'rgba(46, 230, 0, 1)';
var labelColor = 'rgba(46, 230, 0, 1)';
} else {
var bgColor1 = '#d4edda';
var bgColor2 = '#eaecf4';
var borderColor = 'rgba(147, 210, 162, 1)';
var labelColor = 'rgba(130, 130, 130, 1)';
var bgColor1 = '#d4edda';
var bgColor2 = '#eaecf4';
var borderColor = 'rgba(147, 210, 162, 1)';
var labelColor = 'rgba(130, 130, 130, 1)';
}
let data1 = {
datasets: [{
data: [linkQ, 100-linkQ],
backgroundColor: [bgColor1, bgColor2],
borderColor: borderColor,
}],
datasets: [{
data: [linkQ, 100-linkQ],
backgroundColor: [bgColor1, bgColor2],
borderColor: borderColor,
}],
};
let config = {
type: 'doughnut',
data: data1,
options: {
aspectRatio: 2,
responsive: true,
maintainAspectRatio: false,
tooltips: {enabled: false},
hover: {mode: null},
legend: {
display: false,
},
rotation: (2/3)*Math.PI,//2+(1/3),
circumference: (1+(2/3)) * Math.PI, // * Math.PI,
cutoutPercentage: 80,
animation: {
animateScale: false,
animateRotate: true
},
tooltips: {
enabled: false
}
},
centerText: {
display: true,
text: linkQ + "%"
}
type: 'doughnut',
data: data1,
options: {
aspectRatio: 2,
responsive: true,
maintainAspectRatio: false,
tooltips: {enabled: false},
hover: {mode: null},
legend: {
display: false,
},
rotation: (2/3)*Math.PI,//2+(1/3),
circumference: (1+(2/3)) * Math.PI, // * Math.PI,
cutoutPercentage: 80,
animation: {
animateScale: false,
animateRotate: true
},
tooltips: {
enabled: false
}
},
centerText: {
display: true,
text: linkQ + "%"
},
plugins: [{
beforeDraw: function(chart) {
if (chart.config.centerText.display !== null &&
typeof chart.config.centerText.display !== 'undefined' &&
chart.config.centerText.display) {
drawLinkQ(chart);
}
}
}]
};
//Chart.Chart.pluginService.register({
// beforeDraw: function(chart) {
// if (chart.config.centerText.display !== null &&
// typeof chart.config.centerText.display !== 'undefined' &&
// chart.config.centerText.display) {
// drawLinkQ(chart);
// }
// }
//});
function drawLinkQ(chart) {
let width = chart.chart.width;
let height = chart.chart.height;
let ctx = chart.chart.ctx;
let width = chart.chart.width;
let height = chart.chart.height;
let ctx = chart.chart.ctx;
ctx.restore();
let fontSize = (height / 100).toFixed(2);
ctx.font = fontSize + "em sans-serif";
ctx.fillStyle = labelColor;
ctx.textBaseline = "middle";
ctx.restore();
let fontSize = (height / 100).toFixed(2);
ctx.font = fontSize + "em sans-serif";
ctx.fillStyle = labelColor;
ctx.textBaseline = "middle";
let text = chart.config.centerText.text;
let textX = Math.round((width - ctx.measureText(text).width) * 0.5);
let textY = height / 2;
ctx.fillText(text, textX, textY);
ctx.save();
let text = chart.config.centerText.text;
let textX = Math.round((width - ctx.measureText(text).width) * 0.5);
let textY = height / 2;
ctx.fillText(text, textX, textY);
ctx.save();
}
window.onload = function() {
let ctx = document.getElementById("divChartLinkQ").getContext("2d");
window.myDoughnut = new Chart(ctx, config);
//drawLinkQ(Chart);
let ctx = document.getElementById("divChartLinkQ").getContext("2d");
var chart = new Chart(ctx, config);
};