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fix(text): improve effective space width calculation in wrapLine function #128

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Merged
chiefcll merged 1 commit into from
Jul 3, 2026
Merged

fix(text): improve effective space width calculation in wrapLine function #128

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5 changes: 3 additions & 2 deletions src/core/text-rendering/TextLayoutEngine.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -454,8 +454,9 @@ export const wrapLine = (
continue;
}
const space = spaces[spaceIdx++] || '';
// For width calculation, treat ZWSP as having 0 width but regular space functionality
const effectiveSpaceWidth = space === '\u200B' ? 0 : spaceWidth;
// Measure the real separator \u2014 multi-space runs collapse into one match.
const effectiveSpaceWidth =
space.length > 0 ? measureText(space, fontFamily, letterSpacing) : 0;
const totalWidth = currentLineWidth + effectiveSpaceWidth + wordWidth;

if (totalWidth < maxWidth) {
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