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| 1 // Copyright 2016 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 #include "core/css/cssom/FilteredComputedStylePropertyMap.h" |
| 6 |
| 7 #include "core/css/parser/CSSVariableParser.h" |
| 8 |
| 9 namespace blink { |
| 10 |
| 11 FilteredComputedStylePropertyMap::FilteredComputedStylePropertyMap(CSSComputedSt
yleDeclaration* computedStyleDeclaration, const Vector<CSSPropertyID>& nativePro
perties, const Vector<AtomicString>& customProperties) |
| 12 : ComputedStylePropertyMap(computedStyleDeclaration) |
| 13 { |
| 14 for (const auto& nativeProperty : nativeProperties) { |
| 15 m_nativeProperties.add(nativeProperty); |
| 16 } |
| 17 |
| 18 for (const auto& customProperty: customProperties) { |
| 19 m_customProperties.add(customProperty); |
| 20 } |
| 21 } |
| 22 |
| 23 |
| 24 CSSStyleValue* FilteredComputedStylePropertyMap::get(const String& propertyName,
ExceptionState& exceptionState) |
| 25 { |
| 26 CSSPropertyID propertyID = cssPropertyID(propertyName); |
| 27 if (propertyID != CSSPropertyInvalid && m_nativeProperties.contains(property
ID)) { |
| 28 CSSStyleValueVector styleVector = getAllInternal(propertyID); |
| 29 if (styleVector.isEmpty()) |
| 30 return nullptr; |
| 31 |
| 32 return styleVector[0]; |
| 33 } |
| 34 |
| 35 if (propertyID == CSSPropertyInvalid && CSSVariableParser::isValidVariableNa
me(propertyName) && m_customProperties.contains(AtomicString(propertyName))) { |
| 36 CSSStyleValueVector styleVector = getAllInternal(AtomicString(propertyNa
me)); |
| 37 if (styleVector.isEmpty()) |
| 38 return nullptr; |
| 39 |
| 40 return styleVector[0]; |
| 41 } |
| 42 |
| 43 exceptionState.throwTypeError("Invalid propertyName: " + propertyName); |
| 44 return nullptr; |
| 45 } |
| 46 |
| 47 CSSStyleValueVector FilteredComputedStylePropertyMap::getAll(const String& prope
rtyName, ExceptionState& exceptionState) |
| 48 { |
| 49 CSSPropertyID propertyID = cssPropertyID(propertyName); |
| 50 if (propertyID != CSSPropertyInvalid && m_nativeProperties.contains(property
ID)) |
| 51 return getAllInternal(propertyID); |
| 52 |
| 53 if (propertyID == CSSPropertyInvalid && CSSVariableParser::isValidVariableNa
me(propertyName) && m_customProperties.contains(AtomicString(propertyName))) |
| 54 return getAllInternal(AtomicString(propertyName)); |
| 55 |
| 56 exceptionState.throwTypeError("Invalid propertyName: " + propertyName); |
| 57 return CSSStyleValueVector(); |
| 58 } |
| 59 |
| 60 bool FilteredComputedStylePropertyMap::has(const String& propertyName, Exception
State& exceptionState) |
| 61 { |
| 62 CSSPropertyID propertyID = cssPropertyID(propertyName); |
| 63 if (propertyID != CSSPropertyInvalid && m_nativeProperties.contains(property
ID)) |
| 64 return !getAllInternal(propertyID).isEmpty(); |
| 65 |
| 66 if (propertyID == CSSPropertyInvalid && CSSVariableParser::isValidVariableNa
me(propertyName) && m_customProperties.contains(AtomicString(propertyName))) |
| 67 return !getAllInternal(AtomicString(propertyName)).isEmpty(); |
| 68 |
| 69 exceptionState.throwTypeError("Invalid propertyName: " + propertyName); |
| 70 return false; |
| 71 } |
| 72 |
| 73 Vector<String> FilteredComputedStylePropertyMap::getProperties() |
| 74 { |
| 75 Vector<String> result; |
| 76 for (const auto& nativeProperty : m_nativeProperties) { |
| 77 result.append(getPropertyNameString(nativeProperty)); |
| 78 } |
| 79 |
| 80 for (const auto& customProperty : m_customProperties) { |
| 81 result.append(customProperty); |
| 82 } |
| 83 |
| 84 return result; |
| 85 } |
| 86 |
| 87 } // namespace blink |
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