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Fix canvas underline is cut off.

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This commit is contained in:
tisilent
2023-08-11 17:58:29 +08:00
parent 7276027861
commit f317b96262
1 changed files with 9 additions and 15 deletions
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src/browser/renderer/shared/TextureAtlas.ts
+9 -15
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@@ -532,10 +532,11 @@ export class TextureAtlas implements ITextureAtlas {
// Underline style/stroke
this._tmpCtx.beginPath();
const xLeft = padding;
const yTop = Math.ceil(padding + this._config.deviceCharHeight) - yOffset;
const yMid = padding + this._config.deviceCharHeight + lineWidth - yOffset;
const yBot = Math.ceil(padding + this._config.deviceCharHeight + lineWidth * 2) - yOffset;
const ySpace = lineWidth * 2;
const yTop = restrictToCellHeight ?
Math.ceil(padding + this._config.deviceCharHeight) - yOffset - lineWidth * 2 :
Math.ceil(padding + this._config.deviceCharHeight) - yOffset;
const yMid = yTop + lineWidth;
const yBot = yTop + lineWidth * 2;
for (let i = 0; i < chWidth; i++) {
this._tmpCtx.save();
@@ -544,17 +545,10 @@ export class TextureAtlas implements ITextureAtlas {
const xChMid = xChLeft + this._config.deviceCellWidth / 2;
switch (this._workAttributeData.extended.underlineStyle) {
case UnderlineStyle.DOUBLE:
if (restrictToCellHeight) {
this._tmpCtx.moveTo(xChLeft, yTop - ySpace);
this._tmpCtx.lineTo(xChRight, yTop - ySpace);
this._tmpCtx.moveTo(xChLeft, yTop);
this._tmpCtx.lineTo(xChRight, yTop);
} else {
this._tmpCtx.moveTo(xChLeft, yTop);
this._tmpCtx.lineTo(xChRight, yTop);
this._tmpCtx.moveTo(xChLeft, yBot);
this._tmpCtx.lineTo(xChRight, yBot);
}
this._tmpCtx.moveTo(xChLeft, yTop);
this._tmpCtx.lineTo(xChRight, yTop);
this._tmpCtx.moveTo(xChLeft, yBot);
this._tmpCtx.lineTo(xChRight, yBot);
break;
case UnderlineStyle.CURLY:
// Choose the bezier top and bottom based on the device pixel ratio, the curly line is