124 lines
4.8 KiB
JavaScript
124 lines
4.8 KiB
JavaScript
/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import * as browser from './browser.js';
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import { IframeUtils } from './iframe.js';
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import * as platform from '../common/platform.js';
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export class StandardMouseEvent {
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constructor(e) {
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this.timestamp = Date.now();
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this.browserEvent = e;
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this.leftButton = e.button === 0;
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this.middleButton = e.button === 1;
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this.rightButton = e.button === 2;
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this.buttons = e.buttons;
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this.target = e.target;
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this.detail = e.detail || 1;
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if (e.type === 'dblclick') {
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this.detail = 2;
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}
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this.ctrlKey = e.ctrlKey;
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this.shiftKey = e.shiftKey;
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this.altKey = e.altKey;
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this.metaKey = e.metaKey;
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if (typeof e.pageX === 'number') {
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this.posx = e.pageX;
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this.posy = e.pageY;
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}
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else {
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// Probably hit by MSGestureEvent
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this.posx = e.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
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this.posy = e.clientY + document.body.scrollTop + document.documentElement.scrollTop;
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}
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// Find the position of the iframe this code is executing in relative to the iframe where the event was captured.
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const iframeOffsets = IframeUtils.getPositionOfChildWindowRelativeToAncestorWindow(window, e.view);
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this.posx -= iframeOffsets.left;
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this.posy -= iframeOffsets.top;
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}
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preventDefault() {
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this.browserEvent.preventDefault();
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}
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stopPropagation() {
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this.browserEvent.stopPropagation();
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}
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}
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export class StandardWheelEvent {
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constructor(e, deltaX = 0, deltaY = 0) {
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this.browserEvent = e || null;
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this.target = e ? (e.target || e.targetNode || e.srcElement) : null;
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this.deltaY = deltaY;
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this.deltaX = deltaX;
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if (e) {
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// Old (deprecated) wheel events
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const e1 = e;
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const e2 = e;
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// vertical delta scroll
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if (typeof e1.wheelDeltaY !== 'undefined') {
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this.deltaY = e1.wheelDeltaY / 120;
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}
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else if (typeof e2.VERTICAL_AXIS !== 'undefined' && e2.axis === e2.VERTICAL_AXIS) {
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this.deltaY = -e2.detail / 3;
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}
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else if (e.type === 'wheel') {
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// Modern wheel event
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// https://developer.mozilla.org/en-US/docs/Web/API/WheelEvent
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const ev = e;
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if (ev.deltaMode === ev.DOM_DELTA_LINE) {
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// the deltas are expressed in lines
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if (browser.isFirefox && !platform.isMacintosh) {
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this.deltaY = -e.deltaY / 3;
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}
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else {
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this.deltaY = -e.deltaY;
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}
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}
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else {
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this.deltaY = -e.deltaY / 40;
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}
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}
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// horizontal delta scroll
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if (typeof e1.wheelDeltaX !== 'undefined') {
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if (browser.isSafari && platform.isWindows) {
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this.deltaX = -(e1.wheelDeltaX / 120);
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}
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else {
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this.deltaX = e1.wheelDeltaX / 120;
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}
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}
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else if (typeof e2.HORIZONTAL_AXIS !== 'undefined' && e2.axis === e2.HORIZONTAL_AXIS) {
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this.deltaX = -e.detail / 3;
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}
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else if (e.type === 'wheel') {
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// Modern wheel event
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// https://developer.mozilla.org/en-US/docs/Web/API/WheelEvent
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const ev = e;
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if (ev.deltaMode === ev.DOM_DELTA_LINE) {
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// the deltas are expressed in lines
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if (browser.isFirefox && !platform.isMacintosh) {
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this.deltaX = -e.deltaX / 3;
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}
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else {
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this.deltaX = -e.deltaX;
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}
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}
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else {
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this.deltaX = -e.deltaX / 40;
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}
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}
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// Assume a vertical scroll if nothing else worked
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if (this.deltaY === 0 && this.deltaX === 0 && e.wheelDelta) {
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this.deltaY = e.wheelDelta / 120;
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}
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}
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}
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preventDefault() {
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var _a;
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(_a = this.browserEvent) === null || _a === void 0 ? void 0 : _a.preventDefault();
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}
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stopPropagation() {
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var _a;
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(_a = this.browserEvent) === null || _a === void 0 ? void 0 : _a.stopPropagation();
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}
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}
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