OLD | NEW |
---|---|
1 /* | 1 /* |
2 * Copyright (C) 2003 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2003 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) | 3 * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) |
4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved. | 4 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved. |
5 * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com> | 5 * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com> |
6 * Copyright (C) 2008 Eric Seidel <eric@webkit.org> | 6 * Copyright (C) 2008 Eric Seidel <eric@webkit.org> |
7 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo bile.com/) | 7 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmo bile.com/) |
8 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. | 8 * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved. |
9 * Copyright (C) 2012 Intel Corporation. All rights reserved. | 9 * Copyright (C) 2012 Intel Corporation. All rights reserved. |
10 * | 10 * |
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49 #include "core/css/CSSReflectValue.h" | 49 #include "core/css/CSSReflectValue.h" |
50 #include "core/css/CSSSVGDocumentValue.h" | 50 #include "core/css/CSSSVGDocumentValue.h" |
51 #include "core/css/CSSShadowValue.h" | 51 #include "core/css/CSSShadowValue.h" |
52 #include "core/css/CSSTimingFunctionValue.h" | 52 #include "core/css/CSSTimingFunctionValue.h" |
53 #include "core/css/CSSUnicodeRangeValue.h" | 53 #include "core/css/CSSUnicodeRangeValue.h" |
54 #include "core/css/CSSValuePair.h" | 54 #include "core/css/CSSValuePair.h" |
55 #include "core/css/CSSValuePool.h" | 55 #include "core/css/CSSValuePool.h" |
56 #include "core/css/HashTools.h" | 56 #include "core/css/HashTools.h" |
57 #include "core/css/parser/CSSParserFastPaths.h" | 57 #include "core/css/parser/CSSParserFastPaths.h" |
58 #include "core/css/parser/CSSParserValues.h" | 58 #include "core/css/parser/CSSParserValues.h" |
59 #include "core/css/parser/CSSPropertyParserNew.cpp" | |
alancutter (OOO until 2018)
2015/09/09 04:45:26
Don't include CPP files, parseSingleValue() is def
| |
59 #include "core/frame/UseCounter.h" | 60 #include "core/frame/UseCounter.h" |
60 #include "core/layout/LayoutTheme.h" | 61 #include "core/layout/LayoutTheme.h" |
61 #include "core/style/GridCoordinate.h" | 62 #include "core/style/GridCoordinate.h" |
62 #include "core/svg/SVGPathUtilities.h" | 63 #include "core/svg/SVGPathUtilities.h" |
63 #include "platform/RuntimeEnabledFeatures.h" | 64 #include "platform/RuntimeEnabledFeatures.h" |
64 | 65 |
65 namespace blink { | 66 namespace blink { |
66 | 67 |
67 template <unsigned N> | 68 template <unsigned N> |
68 static bool equalIgnoringCase(const CSSParserString& a, const char (&b)[N]) | 69 static bool equalIgnoringCase(const CSSParserString& a, const char (&b)[N]) |
69 { | 70 { |
70 unsigned length = N - 1; // Ignore the trailing null character | 71 unsigned length = N - 1; // Ignore the trailing null character |
71 if (a.length() != length) | 72 if (a.length() != length) |
72 return false; | 73 return false; |
73 | 74 |
74 return a.is8Bit() ? WTF::equalIgnoringCase(b, a.characters8(), length) : WTF ::equalIgnoringCase(b, a.characters16(), length); | 75 return a.is8Bit() ? WTF::equalIgnoringCase(b, a.characters8(), length) : WTF ::equalIgnoringCase(b, a.characters16(), length); |
75 } | 76 } |
76 | 77 |
77 CSSPropertyParser::CSSPropertyParser(CSSParserValueList* valueList, | 78 CSSPropertyParser::CSSPropertyParser(CSSParserValueList* valueList, const CSSPar serTokenRange& range, |
78 const CSSParserContext& context, WillBeHeapVector<CSSProperty, 256>& parsedP roperties, | 79 const CSSParserContext& context, WillBeHeapVector<CSSProperty, 256>& parsedP roperties, |
79 StyleRule::Type ruleType) | 80 StyleRule::Type ruleType) |
80 : m_valueList(valueList) | 81 : m_valueList(valueList) |
82 , m_range(range) | |
81 , m_context(context) | 83 , m_context(context) |
82 , m_parsedProperties(parsedProperties) | 84 , m_parsedProperties(parsedProperties) |
83 , m_ruleType(ruleType) | 85 , m_ruleType(ruleType) |
84 , m_inParseShorthand(0) | 86 , m_inParseShorthand(0) |
85 , m_currentShorthand(CSSPropertyInvalid) | 87 , m_currentShorthand(CSSPropertyInvalid) |
86 , m_implicitShorthand(false) | 88 , m_implicitShorthand(false) |
87 { | 89 { |
88 } | 90 } |
89 | 91 |
90 bool CSSPropertyParser::parseValue(CSSPropertyID unresolvedProperty, bool import ant, | 92 bool CSSPropertyParser::parseValue(CSSPropertyID unresolvedProperty, bool import ant, |
91 CSSParserValueList* valueList, const CSSParserContext& context, | 93 const CSSParserTokenRange& range, const CSSParserContext& context, |
92 WillBeHeapVector<CSSProperty, 256>& parsedProperties, StyleRule::Type ruleTy pe) | 94 WillBeHeapVector<CSSProperty, 256>& parsedProperties, StyleRule::Type ruleTy pe) |
93 { | 95 { |
94 int parsedPropertiesSize = parsedProperties.size(); | 96 int parsedPropertiesSize = parsedProperties.size(); |
95 | 97 |
96 CSSPropertyParser parser(valueList, context, parsedProperties, ruleType); | 98 CSSParserValueList valueList(range); |
99 if (!valueList.size()) | |
100 return false; // Parser error | |
101 CSSPropertyParser parser(&valueList, range, context, parsedProperties, ruleT ype); | |
97 CSSPropertyID resolvedProperty = resolveCSSPropertyID(unresolvedProperty); | 102 CSSPropertyID resolvedProperty = resolveCSSPropertyID(unresolvedProperty); |
98 bool parseSuccess; | 103 bool parseSuccess; |
99 | 104 |
100 if (ruleType == StyleRule::Viewport) { | 105 if (ruleType == StyleRule::Viewport) { |
101 parseSuccess = (RuntimeEnabledFeatures::cssViewportEnabled() || isUAShee tBehavior(context.mode())) | 106 parseSuccess = (RuntimeEnabledFeatures::cssViewportEnabled() || isUAShee tBehavior(context.mode())) |
102 && parser.parseViewportProperty(resolvedProperty, important); | 107 && parser.parseViewportProperty(resolvedProperty, important); |
103 } else if (ruleType == StyleRule::FontFace) { | 108 } else if (ruleType == StyleRule::FontFace) { |
104 parseSuccess = parser.parseFontFaceDescriptor(resolvedProperty); | 109 parseSuccess = parser.parseFontFaceDescriptor(resolvedProperty); |
105 } else { | 110 } else { |
106 parseSuccess = parser.parseValue(unresolvedProperty, important); | 111 parseSuccess = parser.parseValue(unresolvedProperty, important); |
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462 | 467 |
463 if (CSSParserFastPaths::isKeywordPropertyID(propId)) { | 468 if (CSSParserFastPaths::isKeywordPropertyID(propId)) { |
464 if (!CSSParserFastPaths::isValidKeywordPropertyAndValue(propId, id)) | 469 if (!CSSParserFastPaths::isValidKeywordPropertyAndValue(propId, id)) |
465 return false; | 470 return false; |
466 if (m_valueList->next() && !inShorthand()) | 471 if (m_valueList->next() && !inShorthand()) |
467 return false; | 472 return false; |
468 addProperty(propId, cssValuePool().createIdentifierValue(id), important) ; | 473 addProperty(propId, cssValuePool().createIdentifierValue(id), important) ; |
469 return true; | 474 return true; |
470 } | 475 } |
471 | 476 |
477 RefPtrWillBeRawPtr<CSSValue> parsedValue = nullptr; | |
478 if ((parsedValue = parseSingleValue(propId))) { | |
479 if (!m_range.atEnd()) | |
480 return false; | |
481 addProperty(propId, parsedValue.release(), important); | |
482 return true; | |
483 } | |
484 if (parseShorthand(propId, important)) | |
485 return true; | |
486 | |
472 bool validPrimitive = false; | 487 bool validPrimitive = false; |
473 Units unitless = FUnknown; | 488 Units unitless = FUnknown; |
474 RefPtrWillBeRawPtr<CSSValue> parsedValue = nullptr; | |
475 | 489 |
476 switch (propId) { | 490 switch (propId) { |
477 case CSSPropertySize: // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ] | 491 case CSSPropertySize: // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ] |
478 parsedValue = parseSize(); | 492 parsedValue = parseSize(); |
479 break; | 493 break; |
480 case CSSPropertyQuotes: // [<string> <string>]+ | none | 494 case CSSPropertyQuotes: // [<string> <string>]+ | none |
481 if (id == CSSValueNone) | 495 if (id == CSSValueNone) |
482 validPrimitive = true; | 496 validPrimitive = true; |
483 else | 497 else |
484 parsedValue = parseQuotes(); | 498 parsedValue = parseQuotes(); |
485 break; | 499 break; |
486 | 500 |
487 case CSSPropertyContent: // [ <string> | <uri> | <counter> | at tr(X) | open-quote | | 501 case CSSPropertyContent: // [ <string> | <uri> | <counter> | at tr(X) | open-quote | |
488 // close-quote | no-open-quote | no-close-quote ]+ | inherit | 502 // close-quote | no-open-quote | no-close-quote ]+ | inherit |
489 parsedValue = parseContent(); | 503 parsedValue = parseContent(); |
490 break; | 504 break; |
491 case CSSPropertyClip: // <shape> | auto | inherit | 505 case CSSPropertyClip: // <shape> | auto | inherit |
492 if (id == CSSValueAuto) | 506 if (id == CSSValueAuto) |
493 validPrimitive = true; | 507 validPrimitive = true; |
494 else if (value->m_unit == CSSParserValue::Function) | 508 else if (value->m_unit == CSSParserValue::Function) |
495 parsedValue = parseClipShape(); | 509 parsedValue = parseClipShape(); |
496 break; | 510 break; |
497 | 511 |
498 /* Start of supported CSS properties with validation. This is needed for par seShorthand to work | 512 /* Start of supported CSS properties with validation. This is needed for par seShorthand to work |
499 * correctly and allows optimization in blink::applyRule(..) | 513 * correctly and allows optimization in blink::applyRule(..) |
500 */ | 514 */ |
501 case CSSPropertyOverflow: { | |
502 ShorthandScope scope(this, propId); | |
503 if (!parseValue(CSSPropertyOverflowY, important) || m_valueList->current ()) | |
504 return false; | |
505 | |
506 RefPtrWillBeRawPtr<CSSValue> overflowXValue = nullptr; | |
507 | |
508 // FIXME: -webkit-paged-x or -webkit-paged-y only apply to overflow-y. I f this value has been | |
509 // set using the shorthand, then for now overflow-x will default to auto , but once we implement | |
510 // pagination controls, it should default to hidden. If the overflow-y v alue is anything but | |
511 // paged-x or paged-y, then overflow-x and overflow-y should have the sa me value. | |
512 if (id == CSSValueWebkitPagedX || id == CSSValueWebkitPagedY) | |
513 overflowXValue = cssValuePool().createIdentifierValue(CSSValueAuto); | |
514 else | |
515 overflowXValue = m_parsedProperties.last().value(); | |
516 addProperty(CSSPropertyOverflowX, overflowXValue.release(), important); | |
517 return true; | |
518 } | |
519 | 515 |
520 case CSSPropertyTextAlign: | 516 case CSSPropertyTextAlign: |
521 // left | right | center | justify | -webkit-left | -webkit-right | -web kit-center | -webkit-match-parent | 517 // left | right | center | justify | -webkit-left | -webkit-right | -web kit-center | -webkit-match-parent |
522 // | start | end | <string> | inherit | -webkit-auto (converted to start ) | 518 // | start | end | <string> | inherit | -webkit-auto (converted to start ) |
523 // FIXME: <string> not supported right now | 519 // FIXME: <string> not supported right now |
524 if ((id >= CSSValueWebkitAuto && id <= CSSValueWebkitMatchParent) || id == CSSValueStart || id == CSSValueEnd) { | 520 if ((id >= CSSValueWebkitAuto && id <= CSSValueWebkitMatchParent) || id == CSSValueStart || id == CSSValueEnd) { |
525 validPrimitive = true; | 521 validPrimitive = true; |
526 } | 522 } |
527 break; | 523 break; |
528 | 524 |
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1274 break; | 1270 break; |
1275 | 1271 |
1276 case CSSPropertyGridTemplate: | 1272 case CSSPropertyGridTemplate: |
1277 ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled()); | 1273 ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled()); |
1278 return parseGridTemplateShorthand(important); | 1274 return parseGridTemplateShorthand(important); |
1279 | 1275 |
1280 case CSSPropertyGrid: | 1276 case CSSPropertyGrid: |
1281 ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled()); | 1277 ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled()); |
1282 return parseGridShorthand(important); | 1278 return parseGridShorthand(important); |
1283 | 1279 |
1284 case CSSPropertyWebkitMarginCollapse: { | |
1285 ShorthandScope scope(this, CSSPropertyWebkitMarginCollapse); | |
1286 if (!parseValue(webkitMarginCollapseShorthand().properties()[0], importa nt)) | |
1287 return false; | |
1288 if (!m_valueList->current()) { | |
1289 CSSValue* value = m_parsedProperties.last().value(); | |
1290 addProperty(webkitMarginCollapseShorthand().properties()[1], value, important); | |
1291 return true; | |
1292 } | |
1293 if (!parseValue(webkitMarginCollapseShorthand().properties()[1], importa nt)) | |
1294 return false; | |
1295 return !m_valueList->current(); | |
1296 } | |
1297 case CSSPropertyWebkitColumnCount: | 1280 case CSSPropertyWebkitColumnCount: |
1298 parsedValue = parseColumnCount(); | 1281 parsedValue = parseColumnCount(); |
1299 break; | 1282 break; |
1300 case CSSPropertyWebkitColumnGap: // normal | <length> | 1283 case CSSPropertyWebkitColumnGap: // normal | <length> |
1301 if (id == CSSValueNormal) | 1284 if (id == CSSValueNormal) |
1302 validPrimitive = true; | 1285 validPrimitive = true; |
1303 else | 1286 else |
1304 validPrimitive = validUnit(value, FLength | FNonNeg); | 1287 validPrimitive = validUnit(value, FLength | FNonNeg); |
1305 break; | 1288 break; |
1306 case CSSPropertyWebkitColumnSpan: // none | all | 1 (will be dropped in the unprefixed property) | 1289 case CSSPropertyWebkitColumnSpan: // none | all | 1 (will be dropped in the unprefixed property) |
1307 validPrimitive = id == CSSValueAll || id == CSSValueNone || (value->unit () == CSSPrimitiveValue::UnitType::Number && value->fValue == 1); | 1290 validPrimitive = id == CSSValueAll || id == CSSValueNone || (value->unit () == CSSPrimitiveValue::UnitType::Number && value->fValue == 1); |
1308 break; | 1291 break; |
1309 case CSSPropertyWebkitColumnWidth: // auto | <length> | 1292 case CSSPropertyWebkitColumnWidth: // auto | <length> |
1310 parsedValue = parseColumnWidth(); | 1293 parsedValue = parseColumnWidth(); |
1311 break; | 1294 break; |
1312 case CSSPropertyWillChange: | |
1313 parsedValue = parseWillChange(); | |
1314 break; | |
1315 // End of CSS3 properties | 1295 // End of CSS3 properties |
1316 | 1296 |
1317 // Apple specific properties. These will never be standardized and are pure ly to | 1297 // Apple specific properties. These will never be standardized and are pure ly to |
1318 // support custom WebKit-based Apple applications. | 1298 // support custom WebKit-based Apple applications. |
1319 case CSSPropertyWebkitLineClamp: | 1299 case CSSPropertyWebkitLineClamp: |
1320 // When specifying number of lines, don't allow 0 as a valid value | 1300 // When specifying number of lines, don't allow 0 as a valid value |
1321 // When specifying either type of unit, require non-negative integers | 1301 // When specifying either type of unit, require non-negative integers |
1322 validPrimitive = (!id && !isCalculation(value) && validUnit(value, FInte ger | FPercent | FNonNeg) && (value->unit() == CSSPrimitiveValue::UnitType::Perc entage || value->fValue)); | 1302 validPrimitive = (!id && !isCalculation(value) && validUnit(value, FInte ger | FPercent | FNonNeg) && (value->unit() == CSSPrimitiveValue::UnitType::Perc entage || value->fValue)); |
1323 break; | 1303 break; |
1324 | 1304 |
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1436 case CSSPropertyWebkitColumnRule: | 1416 case CSSPropertyWebkitColumnRule: |
1437 return parseShorthand(propId, webkitColumnRuleShorthand(), important); | 1417 return parseShorthand(propId, webkitColumnRuleShorthand(), important); |
1438 case CSSPropertyWebkitTextStroke: | 1418 case CSSPropertyWebkitTextStroke: |
1439 return parseShorthand(propId, webkitTextStrokeShorthand(), important); | 1419 return parseShorthand(propId, webkitTextStrokeShorthand(), important); |
1440 case CSSPropertyAnimation: | 1420 case CSSPropertyAnimation: |
1441 return parseAnimationShorthand(unresolvedProperty == CSSPropertyAliasWeb kitAnimation, important); | 1421 return parseAnimationShorthand(unresolvedProperty == CSSPropertyAliasWeb kitAnimation, important); |
1442 case CSSPropertyTransition: | 1422 case CSSPropertyTransition: |
1443 return parseTransitionShorthand(important); | 1423 return parseTransitionShorthand(important); |
1444 case CSSPropertyInvalid: | 1424 case CSSPropertyInvalid: |
1445 return false; | 1425 return false; |
1446 case CSSPropertyPage: | |
1447 parsedValue = parsePage(); | |
1448 break; | |
1449 // CSS Text Layout Module Level 3: Vertical writing support | 1426 // CSS Text Layout Module Level 3: Vertical writing support |
1450 case CSSPropertyWebkitTextEmphasis: | 1427 case CSSPropertyWebkitTextEmphasis: |
1451 return parseShorthand(propId, webkitTextEmphasisShorthand(), important); | 1428 return parseShorthand(propId, webkitTextEmphasisShorthand(), important); |
1452 | 1429 |
1453 case CSSPropertyWebkitTextEmphasisStyle: | 1430 case CSSPropertyWebkitTextEmphasisStyle: |
1454 parsedValue = parseTextEmphasisStyle(); | 1431 parsedValue = parseTextEmphasisStyle(); |
1455 break; | 1432 break; |
1456 | 1433 |
1457 case CSSPropertyWebkitTextOrientation: | 1434 case CSSPropertyWebkitTextOrientation: |
1458 // FIXME: For now just support sideways, sideways-right, upright and ver tical-right. | 1435 // FIXME: For now just support sideways, sideways-right, upright and ver tical-right. |
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1516 // Properties below are validated inside parseViewportProperty, because we | 1493 // Properties below are validated inside parseViewportProperty, because we |
1517 // check for parser state. We need to invalidate if someone adds them outsid e | 1494 // check for parser state. We need to invalidate if someone adds them outsid e |
1518 // a @viewport rule. | 1495 // a @viewport rule. |
1519 case CSSPropertyMaxZoom: | 1496 case CSSPropertyMaxZoom: |
1520 case CSSPropertyMinZoom: | 1497 case CSSPropertyMinZoom: |
1521 case CSSPropertyOrientation: | 1498 case CSSPropertyOrientation: |
1522 case CSSPropertyUserZoom: | 1499 case CSSPropertyUserZoom: |
1523 validPrimitive = false; | 1500 validPrimitive = false; |
1524 break; | 1501 break; |
1525 | 1502 |
1503 // These were not accepted by the new path above so we should return false. | |
1504 case CSSPropertyWebkitMarginCollapse: | |
1505 case CSSPropertyWillChange: | |
1506 case CSSPropertyPage: | |
1507 case CSSPropertyOverflow: | |
1508 validPrimitive = false; | |
1509 break; | |
1510 | |
1526 case CSSPropertyScrollSnapPointsX: | 1511 case CSSPropertyScrollSnapPointsX: |
1527 case CSSPropertyScrollSnapPointsY: | 1512 case CSSPropertyScrollSnapPointsY: |
1528 parsedValue = parseScrollSnapPoints(); | 1513 parsedValue = parseScrollSnapPoints(); |
1529 break; | 1514 break; |
1530 case CSSPropertyScrollSnapCoordinate: | 1515 case CSSPropertyScrollSnapCoordinate: |
1531 parsedValue = parseScrollSnapCoordinate(); | 1516 parsedValue = parseScrollSnapCoordinate(); |
1532 break; | 1517 break; |
1533 case CSSPropertyScrollSnapDestination: | 1518 case CSSPropertyScrollSnapDestination: |
1534 parsedValue = parsePosition(m_valueList); | 1519 parsedValue = parsePosition(m_valueList); |
1535 break; | 1520 break; |
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2057 PassRefPtrWillBeRawPtr<CSSValue> CSSPropertyParser::parseScrollSnapCoordinate() | 2042 PassRefPtrWillBeRawPtr<CSSValue> CSSPropertyParser::parseScrollSnapCoordinate() |
2058 { | 2043 { |
2059 if (m_valueList->current()->id == CSSValueNone) { | 2044 if (m_valueList->current()->id == CSSValueNone) { |
2060 m_valueList->next(); | 2045 m_valueList->next(); |
2061 return cssValuePool().createIdentifierValue(CSSValueNone); | 2046 return cssValuePool().createIdentifierValue(CSSValueNone); |
2062 } | 2047 } |
2063 | 2048 |
2064 return parsePositionList(m_valueList); | 2049 return parsePositionList(m_valueList); |
2065 } | 2050 } |
2066 | 2051 |
2067 PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSPropertyParser::parsePage() | |
2068 { | |
2069 CSSParserValue* value = m_valueList->current(); | |
2070 m_valueList->next(); | |
2071 ASSERT(value); | |
2072 | |
2073 if (value->id == CSSValueAuto) | |
2074 return cssValuePool().createIdentifierValue(value->id); | |
2075 if (value->m_unit == CSSParserValue::Identifier) | |
2076 return createPrimitiveCustomIdentValue(value); | |
2077 return nullptr; | |
2078 } | |
2079 | |
2080 // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ] | 2052 // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ] |
2081 PassRefPtrWillBeRawPtr<CSSValueList> CSSPropertyParser::parseSize() | 2053 PassRefPtrWillBeRawPtr<CSSValueList> CSSPropertyParser::parseSize() |
2082 { | 2054 { |
2083 CSSParserValue* value = m_valueList->current(); | 2055 CSSParserValue* value = m_valueList->current(); |
2084 ASSERT(value); | 2056 ASSERT(value); |
2085 | 2057 |
2086 RefPtrWillBeRawPtr<CSSValueList> parsedValues = CSSValueList::createSpaceSep arated(); | 2058 RefPtrWillBeRawPtr<CSSValueList> parsedValues = CSSValueList::createSpaceSep arated(); |
2087 | 2059 |
2088 // First parameter. | 2060 // First parameter. |
2089 SizeParameterType paramType = parseSizeParameter(parsedValues.get(), value, None); | 2061 SizeParameterType paramType = parseSizeParameter(parsedValues.get(), value, None); |
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6709 break; | 6681 break; |
6710 | 6682 |
6711 // If there are more arguments, they should be after a comma. | 6683 // If there are more arguments, they should be after a comma. |
6712 if (!consumeComma(functionArgs)) | 6684 if (!consumeComma(functionArgs)) |
6713 return nullptr; | 6685 return nullptr; |
6714 } | 6686 } |
6715 | 6687 |
6716 return imageSet.release(); | 6688 return imageSet.release(); |
6717 } | 6689 } |
6718 | 6690 |
6719 PassRefPtrWillBeRawPtr<CSSValue> CSSPropertyParser::parseWillChange() | |
6720 { | |
6721 RefPtrWillBeRawPtr<CSSValueList> values = CSSValueList::createCommaSeparated (); | |
6722 if (m_valueList->current()->id == CSSValueAuto) { | |
6723 // FIXME: This will be read back as an empty string instead of auto | |
6724 return values.release(); | |
6725 } | |
6726 | |
6727 // Every comma-separated list of identifiers is a valid will-change value, | |
6728 // unless the list includes an explicitly disallowed identifier. | |
6729 while (true) { | |
6730 CSSParserValue* currentValue = m_valueList->current(); | |
6731 if (!currentValue || currentValue->m_unit != CSSParserValue::Identifier) | |
6732 return nullptr; | |
6733 | |
6734 CSSPropertyID unresolvedProperty = unresolvedCSSPropertyID(currentValue- >string); | |
6735 if (unresolvedProperty) { | |
6736 ASSERT(CSSPropertyMetadata::isEnabledProperty(unresolvedProperty)); | |
6737 // Now "all" is used by both CSSValue and CSSPropertyValue. | |
6738 // Need to return nullptr when currentValue is CSSPropertyAll. | |
6739 if (unresolvedProperty == CSSPropertyWillChange || unresolvedPropert y == CSSPropertyAll) | |
6740 return nullptr; | |
6741 values->append(cssValuePool().createIdentifierValue(unresolvedProper ty)); | |
6742 } else { | |
6743 switch (currentValue->id) { | |
6744 case CSSValueNone: | |
6745 case CSSValueAll: | |
6746 case CSSValueAuto: | |
6747 case CSSValueDefault: | |
6748 case CSSValueInitial: | |
6749 case CSSValueInherit: | |
6750 return nullptr; | |
6751 case CSSValueContents: | |
6752 case CSSValueScrollPosition: | |
6753 values->append(cssValuePool().createIdentifierValue(currentValue ->id)); | |
6754 break; | |
6755 default: | |
6756 break; | |
6757 } | |
6758 } | |
6759 | |
6760 if (!m_valueList->next()) | |
6761 break; | |
6762 if (!consumeComma(m_valueList)) | |
6763 return nullptr; | |
6764 } | |
6765 | |
6766 return values.release(); | |
6767 } | |
6768 | |
6769 PassRefPtrWillBeRawPtr<CSSFunctionValue> CSSPropertyParser::parseBuiltinFilterAr guments(CSSParserValueList* args, CSSValueID filterType) | 6691 PassRefPtrWillBeRawPtr<CSSFunctionValue> CSSPropertyParser::parseBuiltinFilterAr guments(CSSParserValueList* args, CSSValueID filterType) |
6770 { | 6692 { |
6771 RefPtrWillBeRawPtr<CSSFunctionValue> filterValue = CSSFunctionValue::create( filterType); | 6693 RefPtrWillBeRawPtr<CSSFunctionValue> filterValue = CSSFunctionValue::create( filterType); |
6772 ASSERT(args); | 6694 ASSERT(args); |
6773 | 6695 |
6774 switch (filterType) { | 6696 switch (filterType) { |
6775 case CSSValueGrayscale: | 6697 case CSSValueGrayscale: |
6776 case CSSValueSepia: | 6698 case CSSValueSepia: |
6777 case CSSValueSaturate: | 6699 case CSSValueSaturate: |
6778 case CSSValueInvert: | 6700 case CSSValueInvert: |
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7941 } | 7863 } |
7942 } | 7864 } |
7943 | 7865 |
7944 if (!list->length()) | 7866 if (!list->length()) |
7945 return nullptr; | 7867 return nullptr; |
7946 | 7868 |
7947 return list.release(); | 7869 return list.release(); |
7948 } | 7870 } |
7949 | 7871 |
7950 } // namespace blink | 7872 } // namespace blink |
OLD | NEW |