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c5a3672a18
MozReview-Commit-ID: 4CIXP73kcf2 --HG-- extra : rebase_source : d9b8bdbf374e98d0f2276be129efd7ae49123498
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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/* CSS parsing utility functions */
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#ifndef mozilla_ServoCSSParser_h
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#define mozilla_ServoCSSParser_h
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#include "mozilla/ServoBindings.h"
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namespace mozilla {
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class ServoCSSParser
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{
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public:
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/**
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* Returns whether the specified string can be parsed as a valid CSS
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* <color> value.
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*
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* This includes Mozilla-specific keywords such as -moz-default-color.
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*/
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static bool IsValidCSSColor(const nsAString& aValue);
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/**
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* Computes an nscolor from the given CSS <color> value.
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*
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* @param aStyleSet The style set whose nsPresContext will be used to
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* compute system colors and other special color values.
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* @param aCurrentColor The color value that currentcolor should compute to.
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* @param aValue The CSS <color> value.
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* @param aResultColor The resulting computed color value.
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* @return Whether aValue was successfully parsed and aResultColor was set.
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*/
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static bool ComputeColor(ServoStyleSet* aStyleSet,
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nscolor aCurrentColor,
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const nsAString& aValue,
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nscolor* aResultColor);
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/**
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* Parses a IntersectionObserver's initialization dictionary's rootMargin
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* property.
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*
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* @param aValue The rootMargin value.
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* @param aResult The nsCSSRect object to write the result into.
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* @return Whether the value was successfully parsed.
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*/
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static bool ParseIntersectionObserverRootMargin(const nsAString& aValue,
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nsCSSRect* aResult);
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};
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} // namespace mozilla
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#endif // mozilla_ServoCSSParser_h
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