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Fix invisible chart legend text in light mode (#192) #257

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Fix invisible chart legend text in light mode (#192) #257

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20 changes: 18 additions & 2 deletions Frontend/Analysis/analysis.js
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,22 @@ let mapInstance = null;
let weatherChartInstance = null;
let riskChartInstance = null;

function getChartTextColor() {
const value = getComputedStyle(document.documentElement)
.getPropertyValue("--text")
.trim();
return value || "#cbd5e1";
}

window.addEventListener("themechange", function () {
const color = getChartTextColor();
[weatherChartInstance, riskChartInstance].forEach((chart) => {
if (!chart) return;
chart.options.plugins.legend.labels.color = color;
chart.update();
});
});

// Expose active location data globally for the chatbot to access
window.activeClimateReport = null;

Expand Down Expand Up @@ -567,7 +583,7 @@ async function getWeatherData() {
responsive: true,
maintainAspectRatio: false,
plugins: {
legend: { labels: { color: "#cbd5e1" } },
legend: { labels: { color: getChartTextColor()} },
},
scales: {
x: {
Expand Down Expand Up @@ -641,7 +657,7 @@ async function getWeatherData() {
responsive: true,
maintainAspectRatio: false,
plugins: {
legend: { labels: { color: "#cbd5e1" } },
legend: { labels: { color: getChartTextColor()} },
},
scales: {
x: {
Expand Down