third_party/WebKit/Source/core/css/cssom/LengthValue.h - Issue 1949343002: [Obsolete] Typed CSSOM: Prefix LengthValue, CalcLength and SimpleLength with "CSS"

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Side by Side Diff: third_party/WebKit/Source/core/css/cssom/LengthValue.h

Issue 1949343002: [Obsolete] Typed CSSOM: Prefix LengthValue, CalcLength and SimpleLength with "CSS" (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: rename layout test files Created 4 years, 7 months ago

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1 // Copyright 2015 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #ifndef LengthValue_h

6 #define LengthValue_h

7

8 #include "core/css/cssom/StyleValue.h"

9

10 namespace blink {

11

12 class CalcDictionary;

13 class ExceptionState;

14

15 class CORE_EXPORT LengthValue : public StyleValue {

16 WTF_MAKE_NONCOPYABLE(LengthValue);

17 DEFINE_WRAPPERTYPEINFO();

18 public:

19 static CSSPrimitiveValue::UnitType unitFromName(const String& name);

20

21 LengthValue* add(const LengthValue* other, ExceptionState&);

22 LengthValue* subtract(const LengthValue* other, ExceptionState&);

23 LengthValue* multiply(double, ExceptionState&);

24 LengthValue* divide(double, ExceptionState&);

25

26 virtual bool containsPercent() const = 0;

27

28 static LengthValue* parse(const String& cssString, ExceptionState&);

29 static LengthValue* fromValue(double value, const String& typeStr, Exception State&);

30 static LengthValue* fromDictionary(const CalcDictionary&, ExceptionState&);

31

32 protected:

33 LengthValue() {}

34

35 virtual LengthValue* addInternal(const LengthValue* other, ExceptionState&);

36 virtual LengthValue* subtractInternal(const LengthValue* other, ExceptionSta te&);

37 virtual LengthValue* multiplyInternal(double, ExceptionState&);

38 virtual LengthValue* divideInternal(double, ExceptionState&);

39

40 static bool isSupportedLengthUnit(CSSPrimitiveValue::UnitType unit)

41 {

42 return (CSSPrimitiveValue::isLength(unit) \|\| unit == CSSPrimitiveValue:: UnitType::Percentage)

43 && unit != CSSPrimitiveValue::UnitType::QuirkyEms

44 && unit != CSSPrimitiveValue::UnitType::UserUnits;

45 }

46

47 static const int kNumSupportedUnits = 15;

48 };

49

50 DEFINE_TYPE_CASTS(LengthValue, StyleValue, value,

51 (value->type() == StyleValue::SimpleLengthType

52 \|\| value->type() == StyleValue::CalcLengthType),

53 (value.type() == StyleValue::SimpleLengthType

54 \|\| value.type() == StyleValue::CalcLengthType));

55

56 } // namespace blink

57

58 #endif

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