74 lines
2.7 KiB
JavaScript
74 lines
2.7 KiB
JavaScript
/*
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* Copyright (c) 2018-2019, 2023 Unrud <unrud@outlook.com>
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*
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* This file is part of Remote-Touchpad.
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*
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* Remote-Touchpad is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Remote-Touchpad is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Remote-Touchpad. If not, see <http://www.gnu.org/licenses/>.
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*/
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export default class Mouse {
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#moveSpeed = 1;
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#scrollSpeed = 1;
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#buttons = 0;
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#inputController;
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constructor (inputController, element) {
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this.#inputController = inputController;
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for (const type of ["touchstart", "touchend", "touchcancel", "touchmove"]) {
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element.addEventListener(type, (event) => {
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event.preventDefault();
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});
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}
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element.addEventListener("mousedown", this.#handleMouseDownAndUp.bind(this));
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element.addEventListener("mouseup", this.#handleMouseDownAndUp.bind(this));
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element.addEventListener("mousemove", this.#handleMousemove.bind(this));
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element.addEventListener("wheel", this.#handleWheel.bind(this));
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}
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configure(config) {
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this.#moveSpeed = config.mouseMoveSpeed;
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this.#scrollSpeed = config.mouseScrollSpeed;
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}
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#updateButtons(newButtons) {
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for (let button = 0; button < 3; button += 1) {
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const flag = 1 << button;
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if ((newButtons&flag) != (this.#buttons & flag)) {
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this.#inputController.pointerButton(button, newButtons & flag);
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}
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}
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this.#buttons = newButtons;
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}
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#handleMouseDownAndUp(event) {
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this.#updateButtons(event.buttons);
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}
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#handleMousemove(event) {
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this.#inputController.pointerMove(
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event.movementX * this.#moveSpeed, event.movementY * this.#moveSpeed);
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}
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#handleWheel(event) {
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if (event.deltaMode == WheelEvent.DOM_DELTA_PIXEL) {
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this.#inputController.pointerScroll(
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event.deltaX * this.#scrollSpeed, event.deltaY * this.#scrollSpeed, true);
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} else if (event.deltaMode == WheelEvent.DOM_DELTA_LINE) {
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this.#inputController.pointerScroll(
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event.deltaX * 20 * this.#scrollSpeed, event.deltaY * 20 * this.#scrollSpeed,
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true);
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}
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}
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}
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