neocities/public/js/monaco/esm/vs/base/browser/mouseEvent.js

146 lines
6.2 KiB
JavaScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as browser from './browser.js';
import { IframeUtils } from './iframe.js';
import * as platform from '../common/platform.js';
export class StandardMouseEvent {
constructor(targetWindow, e) {
this.timestamp = Date.now();
this.browserEvent = e;
this.leftButton = e.button === 0;
this.middleButton = e.button === 1;
this.rightButton = e.button === 2;
this.buttons = e.buttons;
this.target = e.target;
this.detail = e.detail || 1;
if (e.type === 'dblclick') {
this.detail = 2;
}
this.ctrlKey = e.ctrlKey;
this.shiftKey = e.shiftKey;
this.altKey = e.altKey;
this.metaKey = e.metaKey;
if (typeof e.pageX === 'number') {
this.posx = e.pageX;
this.posy = e.pageY;
}
else {
// Probably hit by MSGestureEvent
this.posx = e.clientX + this.target.ownerDocument.body.scrollLeft + this.target.ownerDocument.documentElement.scrollLeft;
this.posy = e.clientY + this.target.ownerDocument.body.scrollTop + this.target.ownerDocument.documentElement.scrollTop;
}
// Find the position of the iframe this code is executing in relative to the iframe where the event was captured.
const iframeOffsets = IframeUtils.getPositionOfChildWindowRelativeToAncestorWindow(targetWindow, e.view);
this.posx -= iframeOffsets.left;
this.posy -= iframeOffsets.top;
}
preventDefault() {
this.browserEvent.preventDefault();
}
stopPropagation() {
this.browserEvent.stopPropagation();
}
}
export class StandardWheelEvent {
constructor(e, deltaX = 0, deltaY = 0) {
this.browserEvent = e || null;
this.target = e ? (e.target || e.targetNode || e.srcElement) : null;
this.deltaY = deltaY;
this.deltaX = deltaX;
let shouldFactorDPR = false;
if (browser.isChrome) {
// Chrome version >= 123 contains the fix to factor devicePixelRatio into the wheel event.
// See https://chromium.googlesource.com/chromium/src.git/+/be51b448441ff0c9d1f17e0f25c4bf1ab3f11f61
const chromeVersionMatch = navigator.userAgent.match(/Chrome\/(\d+)/);
const chromeMajorVersion = chromeVersionMatch ? parseInt(chromeVersionMatch[1]) : 123;
shouldFactorDPR = chromeMajorVersion <= 122;
}
if (e) {
// Old (deprecated) wheel events
const e1 = e;
const e2 = e;
const devicePixelRatio = e.view?.devicePixelRatio || 1;
// vertical delta scroll
if (typeof e1.wheelDeltaY !== 'undefined') {
if (shouldFactorDPR) {
// Refs https://github.com/microsoft/vscode/issues/146403#issuecomment-1854538928
this.deltaY = e1.wheelDeltaY / (120 * devicePixelRatio);
}
else {
this.deltaY = e1.wheelDeltaY / 120;
}
}
else if (typeof e2.VERTICAL_AXIS !== 'undefined' && e2.axis === e2.VERTICAL_AXIS) {
this.deltaY = -e2.detail / 3;
}
else if (e.type === 'wheel') {
// Modern wheel event
// https://developer.mozilla.org/en-US/docs/Web/API/WheelEvent
const ev = e;
if (ev.deltaMode === ev.DOM_DELTA_LINE) {
// the deltas are expressed in lines
if (browser.isFirefox && !platform.isMacintosh) {
this.deltaY = -e.deltaY / 3;
}
else {
this.deltaY = -e.deltaY;
}
}
else {
this.deltaY = -e.deltaY / 40;
}
}
// horizontal delta scroll
if (typeof e1.wheelDeltaX !== 'undefined') {
if (browser.isSafari && platform.isWindows) {
this.deltaX = -(e1.wheelDeltaX / 120);
}
else if (shouldFactorDPR) {
// Refs https://github.com/microsoft/vscode/issues/146403#issuecomment-1854538928
this.deltaX = e1.wheelDeltaX / (120 * devicePixelRatio);
}
else {
this.deltaX = e1.wheelDeltaX / 120;
}
}
else if (typeof e2.HORIZONTAL_AXIS !== 'undefined' && e2.axis === e2.HORIZONTAL_AXIS) {
this.deltaX = -e.detail / 3;
}
else if (e.type === 'wheel') {
// Modern wheel event
// https://developer.mozilla.org/en-US/docs/Web/API/WheelEvent
const ev = e;
if (ev.deltaMode === ev.DOM_DELTA_LINE) {
// the deltas are expressed in lines
if (browser.isFirefox && !platform.isMacintosh) {
this.deltaX = -e.deltaX / 3;
}
else {
this.deltaX = -e.deltaX;
}
}
else {
this.deltaX = -e.deltaX / 40;
}
}
// Assume a vertical scroll if nothing else worked
if (this.deltaY === 0 && this.deltaX === 0 && e.wheelDelta) {
if (shouldFactorDPR) {
// Refs https://github.com/microsoft/vscode/issues/146403#issuecomment-1854538928
this.deltaY = e.wheelDelta / (120 * devicePixelRatio);
}
else {
this.deltaY = e.wheelDelta / 120;
}
}
}
}
preventDefault() {
this.browserEvent?.preventDefault();
}
stopPropagation() {
this.browserEvent?.stopPropagation();
}
}