@lxlib/theme
Version:
This library was generated with [Angular CLI](https://github.com/angular/angular-cli) version 9.1.1.
131 lines • 8.54 kB
JavaScript
/**
* @fileoverview added by tsickle
* Generated from: src/services/scroll/scroll.service.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { DOCUMENT } from '@angular/common';
import { Inject, Injectable } from '@angular/core';
import { WINDOW } from '../../win_tokens';
import * as i0 from "@angular/core";
import * as i1 from "../../win_tokens";
import * as i2 from "@angular/common";
var ScrollService = /** @class */ (function () {
function ScrollService(win, doc) {
this.win = win;
this.doc = doc;
}
/**
* 获取滚动条位置
* @param element 指定元素，默认 `window`
*/
/**
* 获取滚动条位置
* @param {?=} element 指定元素，默认 `window`
* @return {?}
*/
ScrollService.prototype.getScrollPosition = /**
* 获取滚动条位置
* @param {?=} element 指定元素，默认 `window`
* @return {?}
*/
function (element) {
if (element && element !== this.win) {
return [element.scrollLeft, element.scrollTop];
}
else {
return [this.win.pageXOffset, this.win.pageYOffset];
}
};
/**
* 设置滚动条位置
* @param element 指定元素
*/
/**
* 设置滚动条位置
* @param {?} element 指定元素
* @param {?} position
* @return {?}
*/
ScrollService.prototype.scrollToPosition = /**
* 设置滚动条位置
* @param {?} element 指定元素
* @param {?} position
* @return {?}
*/
function (element, position) {
(element || this.win).scrollTo(position[0], position[1]);
};
/**
* 设置滚动条至指定元素
* @param element 指定元素，默认 `document.body`
* @param topOffset 偏移值，默认 `0`
*/
/**
* 设置滚动条至指定元素
* @param {?=} element 指定元素，默认 `document.body`
* @param {?=} topOffset 偏移值，默认 `0`
* @return {?}
*/
ScrollService.prototype.scrollToElement = /**
* 设置滚动条至指定元素
* @param {?=} element 指定元素，默认 `document.body`
* @param {?=} topOffset 偏移值，默认 `0`
* @return {?}
*/
function (element, topOffset) {
if (topOffset === void 0) { topOffset = 0; }
if (!element)
element = this.doc.body;
(/** @type {?} */ (element)).scrollIntoView();
/** @type {?} */
var w = this.win;
if (w && w.scrollBy) {
w.scrollBy(0, (/** @type {?} */ (element)).getBoundingClientRect().top - topOffset);
if (w.pageYOffset < 20) {
w.scrollBy(0, -w.pageYOffset);
}
}
};
/**
* 滚动至顶部
* @param topOffset 偏移值，默认 `0`
*/
/**
* 滚动至顶部
* @param {?=} topOffset 偏移值，默认 `0`
* @return {?}
*/
ScrollService.prototype.scrollToTop = /**
* 滚动至顶部
* @param {?=} topOffset 偏移值，默认 `0`
* @return {?}
*/
function (topOffset) {
if (topOffset === void 0) { topOffset = 0; }
this.scrollToElement(this.doc.body, topOffset);
};
ScrollService.decorators = [
{ type: Injectable, args: [{ providedIn: 'root' },] }
];
/** @nocollapse */
ScrollService.ctorParameters = function () { return [
{ type: undefined, decorators: [{ type: Inject, args: [WINDOW,] }] },
{ type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
]; };
/** @nocollapse */ ScrollService.ɵprov = i0.ɵɵdefineInjectable({ factory: function ScrollService_Factory() { return new ScrollService(i0.ɵɵinject(i1.WINDOW), i0.ɵɵinject(i2.DOCUMENT)); }, token: ScrollService, providedIn: "root" });
return ScrollService;
}());
export { ScrollService };
if (false) {
/**
* @type {?}
* @private
*/
ScrollService.prototype.win;
/**
* @type {?}
* @private
*/
ScrollService.prototype.doc;
}
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