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[VSoRC/.git] / node_modules / xterm / src / browser / selection / SelectionModel.ts

diff --git a/node_modules/xterm/src/browser/selection/SelectionModel.ts b/node_modules/xterm/src/browser/selection/SelectionModel.ts
deleted file mode 100644 (file)
index 1420444..0000000
--- a/node_modules/xterm/src/browser/selection/SelectionModel.ts
+++ /dev/null
@@ -1,135 +0,0 @@
-/**
- * Copyright (c) 2017 The xterm.js authors. All rights reserved.
- * @license MIT
- */
-
-import { IBufferService } from 'common/services/Services';
-
-/**
- * Represents a selection within the buffer. This model only cares about column
- * and row coordinates, not wide characters.
- */
-export class SelectionModel {
-  /**
-   * Whether select all is currently active.
-   */
-  public isSelectAllActive: boolean = false;
-
-  /**
-   * The minimal length of the selection from the start position. When double
-   * clicking on a word, the word will be selected which makes the selection
-   * start at the start of the word and makes this variable the length.
-   */
-  public selectionStartLength: number = 0;
-
-  /**
-   * The [x, y] position the selection starts at.
-   */
-  public selectionStart: [number, number] | undefined;
-
-  /**
-   * The [x, y] position the selection ends at.
-   */
-  public selectionEnd: [number, number] | undefined;
-
-  constructor(
-    private _bufferService: IBufferService
-  ) {
-  }
-
-  /**
-   * Clears the current selection.
-   */
-  public clearSelection(): void {
-    this.selectionStart = undefined;
-    this.selectionEnd = undefined;
-    this.isSelectAllActive = false;
-    this.selectionStartLength = 0;
-  }
-
-  /**
-   * The final selection start, taking into consideration select all.
-   */
-  public get finalSelectionStart(): [number, number] | undefined {
-    if (this.isSelectAllActive) {
-      return [0, 0];
-    }
-
-    if (!this.selectionEnd || !this.selectionStart) {
-      return this.selectionStart;
-    }
-
-    return this.areSelectionValuesReversed() ? this.selectionEnd : this.selectionStart;
-  }
-
-  /**
-   * The final selection end, taking into consideration select all, double click
-   * word selection and triple click line selection.
-   */
-  public get finalSelectionEnd(): [number, number] | undefined {
-    if (this.isSelectAllActive) {
-      return [this._bufferService.cols, this._bufferService.buffer.ybase + this._bufferService.rows - 1];
-    }
-
-    if (!this.selectionStart) {
-      return undefined;
-    }
-
-    // Use the selection start + length if the end doesn't exist or they're reversed
-    if (!this.selectionEnd || this.areSelectionValuesReversed()) {
-      const startPlusLength = this.selectionStart[0] + this.selectionStartLength;
-      if (startPlusLength > this._bufferService.cols) {
-        return [startPlusLength % this._bufferService.cols, this.selectionStart[1] + Math.floor(startPlusLength / this._bufferService.cols)];
-      }
-      return [startPlusLength, this.selectionStart[1]];
-    }
-
-    // Ensure the the word/line is selected after a double/triple click
-    if (this.selectionStartLength) {
-      // Select the larger of the two when start and end are on the same line
-      if (this.selectionEnd[1] === this.selectionStart[1]) {
-        return [Math.max(this.selectionStart[0] + this.selectionStartLength, this.selectionEnd[0]), this.selectionEnd[1]];
-      }
-    }
-    return this.selectionEnd;
-  }
-
-  /**
-   * Returns whether the selection start and end are reversed.
-   */
-  public areSelectionValuesReversed(): boolean {
-    const start = this.selectionStart;
-    const end = this.selectionEnd;
-    if (!start || !end) {
-      return false;
-    }
-    return start[1] > end[1] || (start[1] === end[1] && start[0] > end[0]);
-  }
-
-  /**
-   * Handle the buffer being trimmed, adjust the selection position.
-   * @param amount The amount the buffer is being trimmed.
-   * @return Whether a refresh is necessary.
-   */
-  public onTrim(amount: number): boolean {
-    // Adjust the selection position based on the trimmed amount.
-    if (this.selectionStart) {
-      this.selectionStart[1] -= amount;
-    }
-    if (this.selectionEnd) {
-      this.selectionEnd[1] -= amount;
-    }
-
-    // The selection has moved off the buffer, clear it.
-    if (this.selectionEnd && this.selectionEnd[1] < 0) {
-      this.clearSelection();
-      return true;
-    }
-
-    // If the selection start is trimmed, ensure the start column is 0.
-    if (this.selectionStart && this.selectionStart[1] < 0) {
-      this.selectionStart[1] = 0;
-    }
-    return false;
-  }
-}