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Fix: add data boundaries to spectrum pan + bump cache versions

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The spectrum chart was missing xMin/xMax persistence and data boundary
clamping in enablePan(). Align with the background/cps chart patterns.
Bump cache versions to force browser refresh.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
Jacquin Antoine
2026-05-20 00:50:56 +02:00
parent c764a5c264
commit 6c78c13622
7 changed files with 225 additions and 23 deletions
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17
web/static/js/background.js
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@ -151,6 +151,10 @@ function updateBackgroundChart(spec) {
datasets: datasets,
};
const existingMin = bgChart?.scales.x?.min;
const existingMax = bgChart?.scales.x?.max;
const xMin = existingMin ?? spec.energy_kev[0];
const xMax = existingMax ?? spec.energy_kev[spec.energy_kev.length - 1];
const options = {
responsive: true,
maintainAspectRatio: false,
@ -168,24 +172,22 @@ function updateBackgroundChart(spec) {
}
},
zoom: {
pan: {
enabled: true,
mode: 'x',
modifierKey: null,
},
zoom: {
wheel: { enabled: true },
pinch: { enabled: true },
drag: { enabled: false },
mode: 'x',
limits: { x: { min: 30, max: 3000 } },
onZoom: () => { document.getElementById('reset-zoom-bg').style.display = 'inline-block'; }
onZoomComplete: () => {
document.getElementById('reset-zoom-bg').style.display = 'inline-block';
}
}
}
},
scales: {
x: {
type: 'linear',
min: xMin,
max: xMax,
title: { display: true, text: 'Énergie (keV)', color: '#888' },
ticks: { color: '#888', maxTicksLimit: 20 },
grid: { color: '#333' },
@ -206,6 +208,7 @@ function updateBackgroundChart(spec) {
bgChart.update();
} else {
bgChart = new Chart(ctx, { type: 'line', data: chartData, ...options });
enablePan(bgChart, 'reset-zoom-bg', spec.energy_kev[0], spec.energy_kev[spec.energy_kev.length - 1]);
}
}