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64c3a4eed8
I want to mimic what anchor positioning will eventually do, and this is how anchor positioning would behave. I want to use this to avoid having to hack around it in a different way. Differential Revision: https://phabricator.services.mozilla.com/D227757
63 lines
2.6 KiB
Plaintext
63 lines
2.6 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* The origin of this IDL file is
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* http://dev.w3.org/csswg/cssom-view/
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*
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* Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
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* liability, trademark and document use rules apply.
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*/
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enum CSSBoxType { "margin", "border", "padding", "content" };
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dictionary GeometryUtilsOptions {
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[ChromeOnly]
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boolean createFramesForSuppressedWhitespace = true;
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[ChromeOnly]
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boolean flush = true;
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};
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dictionary BoxQuadOptions : GeometryUtilsOptions {
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CSSBoxType box = "border";
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GeometryNode relativeTo;
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[ChromeOnly]
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boolean ignoreTransforms = false;
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};
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dictionary ConvertCoordinateOptions : GeometryUtilsOptions {
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CSSBoxType fromBox = "border";
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CSSBoxType toBox = "border";
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};
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interface mixin GeometryUtils {
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[Throws, Func="nsINode::HasBoxQuadsSupport", NeedsCallerType]
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sequence<DOMQuad> getBoxQuads(optional BoxQuadOptions options = {});
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/* getBoxQuadsFromWindowOrigin is similar to getBoxQuads, but the
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* returned quads are further translated relative to the window
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* origin -- which is not the layout origin. Further translation
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* must be done to bring the quads into layout space. Typically,
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* this will be done by performing another call from the top level
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* browser process, requesting the quad of the top level content
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* document itself. The position of this quad can then be used as
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* the offset into layout space, and subtracted from the original
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* returned quads. If options.relativeTo is supplied, this method
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* will throw.
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*/
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[ChromeOnly, Throws, Func="nsINode::HasBoxQuadsSupport"]
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sequence<DOMQuad> getBoxQuadsFromWindowOrigin(optional BoxQuadOptions options = {});
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[Throws, Pref="layout.css.convertFromNode.enabled", NeedsCallerType]
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DOMQuad convertQuadFromNode(DOMQuad quad, GeometryNode from, optional ConvertCoordinateOptions options = {});
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[Throws, Pref="layout.css.convertFromNode.enabled", NeedsCallerType]
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DOMQuad convertRectFromNode(DOMRectReadOnly rect, GeometryNode from, optional ConvertCoordinateOptions options = {});
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[Throws, Pref="layout.css.convertFromNode.enabled", NeedsCallerType]
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DOMPoint convertPointFromNode(DOMPointInit point, GeometryNode from, optional ConvertCoordinateOptions options = {});
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};
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// PseudoElement includes GeometryUtils;
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typedef (Text or Element /* or PseudoElement */ or Document) GeometryNode;
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