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[VSoRC/.git] / node_modules / xterm / src / common / buffer / CellData.ts

diff --git a/node_modules/xterm/src/common/buffer/CellData.ts b/node_modules/xterm/src/common/buffer/CellData.ts
deleted file mode 100644 (file)
index 21ad2ee..0000000
--- a/node_modules/xterm/src/common/buffer/CellData.ts
+++ /dev/null
@@ -1,93 +0,0 @@
-/**
- * Copyright (c) 2018 The xterm.js authors. All rights reserved.
- * @license MIT
- */
-
-import { CharData, ICellData } from 'common/Types';
-import { stringFromCodePoint } from 'common/input/TextDecoder';
-import { CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_ATTR_INDEX, Content } from 'common/buffer/Constants';
-import { AttributeData } from 'common/buffer/AttributeData';
-
-/**
- * CellData - represents a single Cell in the terminal buffer.
- */
-export class CellData extends AttributeData implements ICellData {
-  /** Helper to create CellData from CharData. */
-  public static fromCharData(value: CharData): CellData {
-    const obj = new CellData();
-    obj.setFromCharData(value);
-    return obj;
-  }
-  /** Primitives from terminal buffer. */
-  public content: number = 0;
-  public fg: number = 0;
-  public bg: number = 0;
-  public combinedData: string = '';
-  /** Whether cell contains a combined string. */
-  public isCombined(): number {
-    return this.content & Content.IS_COMBINED_MASK;
-  }
-  /** Width of the cell. */
-  public getWidth(): number {
-    return this.content >> Content.WIDTH_SHIFT;
-  }
-  /** JS string of the content. */
-  public getChars(): string {
-    if (this.content & Content.IS_COMBINED_MASK) {
-      return this.combinedData;
-    }
-    if (this.content & Content.CODEPOINT_MASK) {
-      return stringFromCodePoint(this.content & Content.CODEPOINT_MASK);
-    }
-    return '';
-  }
-  /**
-   * Codepoint of cell
-   * Note this returns the UTF32 codepoint of single chars,
-   * if content is a combined string it returns the codepoint
-   * of the last char in string to be in line with code in CharData.
-   * */
-  public getCode(): number {
-    return (this.isCombined())
-      ? this.combinedData.charCodeAt(this.combinedData.length - 1)
-      : this.content & Content.CODEPOINT_MASK;
-  }
-  /** Set data from CharData */
-  public setFromCharData(value: CharData): void {
-    this.fg = value[CHAR_DATA_ATTR_INDEX];
-    this.bg = 0;
-    let combined = false;
-    // surrogates and combined strings need special treatment
-    if (value[CHAR_DATA_CHAR_INDEX].length > 2) {
-      combined = true;
-    }
-    else if (value[CHAR_DATA_CHAR_INDEX].length === 2) {
-      const code = value[CHAR_DATA_CHAR_INDEX].charCodeAt(0);
-      // if the 2-char string is a surrogate create single codepoint
-      // everything else is combined
-      if (0xD800 <= code && code <= 0xDBFF) {
-        const second = value[CHAR_DATA_CHAR_INDEX].charCodeAt(1);
-        if (0xDC00 <= second && second <= 0xDFFF) {
-          this.content = ((code - 0xD800) * 0x400 + second - 0xDC00 + 0x10000) | (value[CHAR_DATA_WIDTH_INDEX] << Content.WIDTH_SHIFT);
-        }
-        else {
-          combined = true;
-        }
-      }
-      else {
-        combined = true;
-      }
-    }
-    else {
-      this.content = value[CHAR_DATA_CHAR_INDEX].charCodeAt(0) | (value[CHAR_DATA_WIDTH_INDEX] << Content.WIDTH_SHIFT);
-    }
-    if (combined) {
-      this.combinedData = value[CHAR_DATA_CHAR_INDEX];
-      this.content = Content.IS_COMBINED_MASK | (value[CHAR_DATA_WIDTH_INDEX] << Content.WIDTH_SHIFT);
-    }
-  }
-  /** Get data as CharData. */
-  public getAsCharData(): CharData {
-    return [this.fg, this.getChars(), this.getWidth(), this.getCode()];
-  }
-}