mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
47ed3a3675
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
90 lines
3.3 KiB
C++
90 lines
3.3 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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#ifndef NS_SMILPARSERUTILS_H_
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#define NS_SMILPARSERUTILS_H_
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#include "nsTArray.h"
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#include "nsStringFwd.h"
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class nsISMILAttr;
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class nsSMILKeySpline;
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class nsSMILTimeValue;
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class nsSMILValue;
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class nsSMILRepeatCount;
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class nsSMILTimeValueSpecParams;
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namespace mozilla {
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namespace dom {
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class SVGAnimationElement;
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} // namespace dom
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} // namespace mozilla
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/**
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* Common parsing utilities for the SMIL module. There is little re-use here; it
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* simply serves to simplify other classes by moving parsing outside and to aid
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* unit testing.
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*/
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class nsSMILParserUtils
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{
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public:
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// Abstract helper-class for assisting in parsing |values| attribute
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class MOZ_STACK_CLASS GenericValueParser {
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public:
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virtual bool Parse(const nsAString& aValueStr) = 0;
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};
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static const nsDependentSubstring TrimWhitespace(const nsAString& aString);
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static bool ParseKeySplines(const nsAString& aSpec,
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FallibleTArray<nsSMILKeySpline>& aKeySplines);
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// Used for parsing the |keyTimes| and |keyPoints| attributes.
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static bool ParseSemicolonDelimitedProgressList(const nsAString& aSpec,
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bool aNonDecreasing,
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FallibleTArray<double>& aArray);
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static bool ParseValues(const nsAString& aSpec,
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const mozilla::dom::SVGAnimationElement* aSrcElement,
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const nsISMILAttr& aAttribute,
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FallibleTArray<nsSMILValue>& aValuesArray,
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bool& aPreventCachingOfSandwich);
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// Generic method that will run some code on each sub-section of an animation
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// element's "values" list.
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static bool ParseValuesGeneric(const nsAString& aSpec,
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GenericValueParser& aParser);
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static bool ParseRepeatCount(const nsAString& aSpec,
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nsSMILRepeatCount& aResult);
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static bool ParseTimeValueSpecParams(const nsAString& aSpec,
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nsSMILTimeValueSpecParams& aResult);
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/*
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* Parses a clock value as defined in the SMIL Animation specification.
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* If parsing succeeds the returned value will be a non-negative, definite
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* time value i.e. IsDefinite will return true.
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*
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* @param aSpec The string containing a clock value, e.g. "10s"
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* @param aResult The parsed result. [OUT]
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* @return true if parsing succeeded, otherwise false.
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*/
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static bool ParseClockValue(const nsAString& aSpec,
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nsSMILTimeValue* aResult);
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/*
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* This method checks whether the given string looks like a negative number.
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* Specifically, it checks whether the string looks matches the pattern
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* "[whitespace]*-[numeral].*" If the string matches this pattern, this
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* method returns the index of the first character after the '-' sign
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* (i.e. the index of the absolute value). If not, this method returns -1.
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*/
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static int32_t CheckForNegativeNumber(const nsAString& aStr);
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};
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#endif // NS_SMILPARSERUTILS_H_
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