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Merge pull request #4874 from tisilent/dashed-line

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Draw dashed lines through ratios
This commit is contained in:
Daniel Imms
2023-11-08 05:30:00 -08:00
committed by GitHub
parent 58bb7fc73e 2861a4dd39
commit 49eab6b1d9
1 changed files with 8 additions and 1 deletions
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src/browser/renderer/shared/TextureAtlas.ts
+8 -1
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@@ -613,7 +613,14 @@ export class TextureAtlas implements ITextureAtlas {
nextOffset = computeNextVariantOffset(xChRight - xChLeft, lineWidth, nextOffset);
break;
case UnderlineStyle.DASHED:
this._tmpCtx.setLineDash([this._config.devicePixelRatio * 4, this._config.devicePixelRatio * 3]);
const lineRatio = 0.6;
const gapRatio = 0.3;
// End line ratio is approximately equal to 0.1
const xChWidth = xChRight - xChLeft;
const line = Math.floor(lineRatio * xChWidth);
const gap = Math.floor(gapRatio * xChWidth);
const end = xChWidth - line - gap;
this._tmpCtx.setLineDash([line, gap, end]);
this._tmpCtx.moveTo(xChLeft, yTop);
this._tmpCtx.lineTo(xChRight, yTop);
break;