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improve grouping statistics performance

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This commit is contained in:
vcoppe
2026-01-11 19:48:48 +01:00
parent 9019317e5c
commit f24956c58d
16 changed files with 668 additions and 591 deletions
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8
website/src/lib/components/toolbar/tools/scissors/Scissors.svelte
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@@ -26,12 +26,10 @@
let validSelection = $derived(
$selection.hasAnyChildren(new ListRootItem(), true, ['waypoints']) &&
$gpxStatistics.local.points.length > 0
$gpxStatistics.global.length > 0
);
let maxSliderValue = $derived(
validSelection && $gpxStatistics.local.points.length > 0
? $gpxStatistics.local.points.length - 1
: 1
validSelection && $gpxStatistics.global.length > 0 ? $gpxStatistics.global.length - 1 : 1
);
let sliderValues = $derived([0, maxSliderValue]);
let canCrop = $derived(sliderValues[0] != 0 || sliderValues[1] != maxSliderValue);
@@ -45,7 +43,7 @@
function updateSlicedGPXStatistics() {
if (validSelection && canCrop) {
$slicedGPXStatistics = [
get(gpxStatistics).slice(sliderValues[0], sliderValues[1]),
get(gpxStatistics).sliced(sliderValues[0], sliderValues[1]),
sliderValues[0],
sliderValues[1],
];