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Reuse the cell object to redice gc

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This commit is contained in:
Mmis1000
2020-09-18 21:02:56 +08:00
parent 8587eea54c
commit aee1629c25
1 changed files with 6 additions and 3 deletions
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addons/xterm-addon-serialize/src/SerializeAddon.ts
+6 -3
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@@ -106,6 +106,9 @@ class StringSerializeHandler extends BaseSerializeHandler {
this._firstRow = start;
}
private _thisRowLastChar: IBufferCell = this._buffer1.getNullCell();
private _thisRowLastSecondChar: IBufferCell = this._buffer1.getNullCell();
private _nextRowFirstChar: IBufferCell = this._buffer1.getNullCell();
protected _rowEnd(row: number, isLastRow: boolean): void {
// if there is colorful empty cell at line end, whe must pad it back, or the the color block will missing
if (this._nullCellCount > 0 && !equalBg(this._cursorStyle, this._backgroundCell)) {
@@ -135,9 +138,9 @@ class StringSerializeHandler extends BaseSerializeHandler {
this._lastCursorCol = 0;
} else {
rowSeparator = '';
const thisRowLastChar = currentLine.getCell(currentLine.length - 1)!;
const thisRowLastSecondChar = currentLine.getCell(currentLine.length - 2)!;
const nextRowFirstChar = nextLine.getCell(0)!;
const thisRowLastChar = currentLine.getCell(currentLine.length - 1, this._thisRowLastChar)!;
const thisRowLastSecondChar = currentLine.getCell(currentLine.length - 2, this._thisRowLastSecondChar)!;
const nextRowFirstChar = nextLine.getCell(0, this._nextRowFirstChar)!;
const isNextRowFirstCharDoubleWidth = nextRowFirstChar.getWidth() > 1;
// validate whether this line wrap is ever possible