The Tor Browser: layout/base/GeometryUtils.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef MOZILLA_GEOMETRYUTILS_H_

     7 #define MOZILLA_GEOMETRYUTILS_H_

     9 #include "mozilla/ErrorResult.h"

    10 #include "nsTArray.h"

    11 #include "nsCOMPtr.h"

    13 /**

    14  * This file defines utility functions for converting between layout

    15  * coordinate systems.

    16  */

    18 class nsINode;

    19 class nsIDocument;

    21 namespace mozilla {

    23 namespace dom {

    24 struct BoxQuadOptions;

    25 struct ConvertCoordinateOptions;

    26 class DOMQuad;

    27 class DOMRectReadOnly;

    28 class DOMPoint;

    29 class DOMPointInit;

    30 class OwningTextOrElementOrDocument;

    31 class TextOrElementOrDocument;

    32 }

    34 typedef dom::TextOrElementOrDocument GeometryNode;

    35 typedef dom::OwningTextOrElementOrDocument OwningGeometryNode;

    37 /**

    38  * Computes quads for aNode using aOptions, according to GeometryUtils.getBoxQuads.

    39  * May set an error in aRv.

    40  */

    41 void GetBoxQuads(nsINode* aNode,

    42                  const dom::BoxQuadOptions& aOptions,

    43                  nsTArray<nsRefPtr<dom::DOMQuad> >& aResult,

    44                  ErrorResult& aRv);

    46 already_AddRefed<dom::DOMQuad>

    47 ConvertQuadFromNode(nsINode* aTo, dom::DOMQuad& aQuad,

    48                     const GeometryNode& aFrom,

    49                     const dom::ConvertCoordinateOptions& aOptions,

    50                     ErrorResult& aRv);

    52 already_AddRefed<dom::DOMQuad>

    53 ConvertRectFromNode(nsINode* aTo, dom::DOMRectReadOnly& aRect,

    54                     const GeometryNode& aFrom,

    55                     const dom::ConvertCoordinateOptions& aOptions,

    56                     ErrorResult& aRv);

    58 already_AddRefed<dom::DOMPoint>

    59 ConvertPointFromNode(nsINode* aTo, const dom::DOMPointInit& aPoint,

    60                      const GeometryNode& aFrom,

    61                      const dom::ConvertCoordinateOptions& aOptions,

    62                      ErrorResult& aRv);

    64 }

    66 #endif /* MOZILLA_GEOMETRYUTILS_H_ */

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