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Truncate overflowing combo widget text #17

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Merged
huchenlei merged 4 commits into from
Jul 18, 2024
Merged

Truncate overflowing combo widget text #17

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3a9d778
Truncate overflowing combo widget text
christian-byrne Jul 13, 2024
7419dc4
Avoid uneccessary calls to
christian-byrne Jul 14, 2024
a94def9
Use unicode ellipsis
christian-byrne Jul 14, 2024
d881e4c
Only measure first 3 chars
christian-byrne Jul 14, 2024
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24 changes: 24 additions & 0 deletions src/litegraph.js
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Original file line number Diff line number Diff line change
Expand Up @@ -9958,6 +9958,30 @@ LGraphNode.prototype.executeAction = function(action)
if(values && values.constructor !== Array)
v = values[ w.value ];
}
const labelWidth = ctx.measureText(w.label || w.name).width + margin * 2;
const inputWidth = widget_width - margin * 4
const availableWidth = inputWidth - labelWidth
const textWidth = ctx.measureText(v).width;
if (textWidth > availableWidth) {
const ELLIPSIS = "\u2026";
const ellipsisWidth = ctx.measureText(ELLIPSIS).width;
const charWidthAvg = ctx.measureText("a").width;
if (availableWidth <= ellipsisWidth) {
v = "\u2024"; // One dot leader
} else {
const overflowWidth = (textWidth + ellipsisWidth) - availableWidth;
// Only first 3 characters need to be measured precisely
if ( overflowWidth + charWidthAvg * 3 > availableWidth) {
const preciseRange = availableWidth + charWidthAvg * 3;
const preTruncateCt = Math.floor((preciseRange - ellipsisWidth) / charWidthAvg);
v = v.substr(0, preTruncateCt)
}
while (ctx.measureText(v).width + ellipsisWidth > availableWidth) {
v = v.substr(0, v.length - 1);
}
v += ELLIPSIS;
}
}
ctx.fillText(
v,
widget_width - margin * 2 - 20,
Expand Down