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Fix scale function in ftui.helper.js #62

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Fix scale function in ftui.helper.js #62

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15 changes: 12 additions & 3 deletions www/ftui/modules/ftui/ftui.helper.js
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Original file line number Diff line number Diff line change
Expand Up @@ -423,9 +423,18 @@ export function formatMoney(amount) {
}

export function scale(value, minIn, maxIn, minOut, maxOut) {
const slope = (minOut - maxOut) / (minIn - maxIn);
const intercept = slope * -(minIn) + minOut;
return value * slope + intercept;
if(value <= minIn) {
return minOut;
}
else if(value >= maxIn) {
return maxOut;
}
else
{
const slope = (minOut - maxOut) / (minIn - maxIn);
const intercept = slope * -(minIn) + minOut;
return value * slope + intercept;
}
}

export function limit(value, minIn, maxIn) {
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