* @param event The mouse event.
*/
private _getMouseBufferCoords(event: MouseEvent): [number, number] {
- const coords = Mouse.getCoords(event, this._rowContainer, this._charMeasure, this._terminal.cols, this._terminal.rows);
+ const coords = Mouse.getCoords(event, this._rowContainer, this._charMeasure, this._terminal.cols, this._terminal.rows, true);
// Convert to 0-based
coords[0]--;
coords[1]--;
* @param event The mouse event.
* @param rowContainer The terminal's row container.
* @param charMeasure The char measure object used to determine character sizes.
+ * @param colCount The number of columns in the terminal.
+ * @param rowCount The number of rows n the terminal.
+ * @param isSelection Whether the request is for the selection or not. This will
+ * apply an offset to the x value such that the left half of the cell will
+ * select that cell and the right half will select the next cell.
*/
-export function getCoords(event: MouseEvent, rowContainer: HTMLElement, charMeasure: CharMeasure, colCount: number, rowCount: number): [number, number] {
+export function getCoords(event: MouseEvent, rowContainer: HTMLElement, charMeasure: CharMeasure, colCount: number, rowCount: number, isSelection?: boolean): [number, number] {
const coords = getCoordsRelativeToElement(event, rowContainer);
- // Convert to cols/rows
- coords[0] = Math.ceil(coords[0] / charMeasure.width);
+ // Convert to cols/rows.
+ coords[0] = Math.ceil((coords[0] + (isSelection ? charMeasure.width / 2 : 0)) / charMeasure.width);
coords[1] = Math.ceil(coords[1] / charMeasure.height);
// Ensure coordinates are within the terminal viewport.