angular-cn/aio/dist/generated/docs/api/common/ViewportScroller.json

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{
"id": "api/common/ViewportScroller",
"title": "ViewportScroller",
"contents": "\n\n<article>\n <div class=\"breadcrumb-container\">\n <div class=\"breadcrumb\">\n <script type=\"application/ld+json\">\n {\n \"@context\": \"http://schema.org\",\n \"@type\": \"BreadcrumbList\",\n \"itemListElement\": [\n { \"@type\": \"ListItem\", \"position\": 1, \"item\": { \"@id\": \"https://angular.io//api\", \"name\": \"API\" } },\n { \"@type\": \"ListItem\", \"position\": 2, \"item\": { \"@id\": \"https://angular.io/api/common\", \"name\": \"@angular/common\" } },\n { \"@type\": \"ListItem\", \"position\": 3, \"item\": { \"@id\": \"https://angular.io/api/common/ViewportScroller\", \"name\": \"ViewportScroller\" } }\n ]\n }\n </script>\n <a href=\"/api\">API</a> > <a href=\"api/common\">@angular/common</a>\n </div>\n <div class=\"github-links\">\n <a href=\"https://github.com/angular/angular/edit/master/packages/common/src/viewport_scroller.ts?message=docs(common)%3A%20describe%20your%20change...#L12-L62\" aria-label=\"Suggest Edits\" title=\"Suggest Edits\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">mode_edit</i></a>\n <a href=\"https://github.com/angular/angular/tree/12.0.0-next.7/packages/common/src/viewport_scroller.ts#L12-L62\" aria-label=\"View Source\" title=\"View Source\"><i class=\"material-icons\" aria-hidden=\"true\" role=\"img\">code</i></a>\n</div>\n </div>\n \n <header class=\"api-header\">\n <h1 id=\"viewportscroller\">ViewportScroller<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/ViewportScroller#viewportscroller\"><i class=\"material-icons\">link</i></a></h1>\n \n <label class=\"api-type-label class\">class</label>\n \n \n \n </header>\n \n <aio-toc class=\"embedded\"></aio-toc>\n\n <div class=\"api-body\">\n \n <section class=\"short-description\">\n <p>Defines a scroll position manager. Implemented by <code>BrowserViewportScroller</code>.</p>\n\n \n </section>\n \n \n \n <section class=\"class-overview\">\n<code-example language=\"ts\" hidecopy=\"true\">\nabstract class <a href=\"api/common/ViewportScroller\" class=\"code-anchor\">ViewportScroller</a> {\n <a class=\"code-anchor\" href=\"api/common/ViewportScroller#setOffset\">abstract <span class=\"member-name\">setOffset</span>(offset: [number, number] | (() => [number, number])): void</a>\n <a class=\"code-anchor\" href=\"api/common/ViewportScroller#getScrollPosition\">abstract <span class=\"member-name\">getScrollPosition</span>(): [number, number]</a>\n <a class=\"code-anchor\" href=\"api/common/ViewportScroller#scrollToPosition\">abstract <span class=\"member-name\">scrollToPosition</span>(position: [number, number]): void</a>\n <a class=\"code-anchor\" href=\"api/common/ViewportScroller#scrollToAnchor\">abstract <span class=\"member-name\">scrollToAnchor</span>(anchor: string): void</a>\n <a class=\"code-anchor\" href=\"api/common/ViewportScroller#setHistoryScrollRestoration\">abstract <span class=\"member-name\">setHistoryScrollRestoration</span>(scrollRestoration: \"auto\" | \"manual\"): void</a>\n}\n</code-example>\n\n \n \n\n</section>\n\n\n \n\n \n \n \n\n\n\n\n\n\n\n\n\n\n\n\n<section class=\"instance-methods\">\n <h2 id=\"methods\">Methods<a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/ViewportScroller#methods\"><i class=\"material-icons\">link</i></a></h2>\n \n <a id=\"setOffset\"></a>\n<table class=\"is-full-width method-table instance-method\">\n <thead><tr><th>\n <div class=\"with-github-links\">\n <h3 id=\"setoffset\">\n setOffset()\n \n <a title=\"Link to this heading\" class=\"header-link\" aria-hidden=\"true\" href=\"api/common/ViewportScroller#setoffset\"><i class=\"material-icons\">link</i></a></h3>\n <div class=\"github-links\">\n <a href=\"https://github.com/angular/angular/edit/master/packages/common/src/viewport_scroller.ts?message=docs(common)%3A%20describe%20your%20change...#L29-L36\" aria-label=\"
}