The Tor Browser / file comparison
comparison: layout/base/GeometryUtils.h
layout/base/GeometryUtils.h
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| 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/. */ | |
| 5 | |
| 6 #ifndef MOZILLA_GEOMETRYUTILS_H_ | |
| 7 #define MOZILLA_GEOMETRYUTILS_H_ | |
| 8 | |
| 9 #include "mozilla/ErrorResult.h" | |
| 10 #include "nsTArray.h" | |
| 11 #include "nsCOMPtr.h" | |
| 12 | |
| 13 /** | |
| 14 * This file defines utility functions for converting between layout | |
| 15 * coordinate systems. | |
| 16 */ | |
| 17 | |
| 18 class nsINode; | |
| 19 class nsIDocument; | |
| 20 | |
| 21 namespace mozilla { | |
| 22 | |
| 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 } | |
| 33 | |
| 34 typedef dom::TextOrElementOrDocument GeometryNode; | |
| 35 typedef dom::OwningTextOrElementOrDocument OwningGeometryNode; | |
| 36 | |
| 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); | |
| 45 | |
| 46 already_AddRefed<dom::DOMQuad> | |
| 47 ConvertQuadFromNode(nsINode* aTo, dom::DOMQuad& aQuad, | |
| 48 const GeometryNode& aFrom, | |
| 49 const dom::ConvertCoordinateOptions& aOptions, | |
| 50 ErrorResult& aRv); | |
| 51 | |
| 52 already_AddRefed<dom::DOMQuad> | |
| 53 ConvertRectFromNode(nsINode* aTo, dom::DOMRectReadOnly& aRect, | |
| 54 const GeometryNode& aFrom, | |
| 55 const dom::ConvertCoordinateOptions& aOptions, | |
| 56 ErrorResult& aRv); | |
| 57 | |
| 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); | |
| 63 | |
| 64 } | |
| 65 | |
| 66 #endif /* MOZILLA_GEOMETRYUTILS_H_ */ |
