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1 /* | 1 /* |
2 * Copyright (C) 2011, 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2011, 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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63 case CSSPrimitiveValue::CSS_IN: | 63 case CSSPrimitiveValue::CSS_IN: |
64 case CSSPrimitiveValue::CSS_PT: | 64 case CSSPrimitiveValue::CSS_PT: |
65 case CSSPrimitiveValue::CSS_PC: | 65 case CSSPrimitiveValue::CSS_PC: |
66 case CSSPrimitiveValue::CSS_REMS: | 66 case CSSPrimitiveValue::CSS_REMS: |
67 case CSSPrimitiveValue::CSS_CHS: | 67 case CSSPrimitiveValue::CSS_CHS: |
68 case CSSPrimitiveValue::CSS_VW: | 68 case CSSPrimitiveValue::CSS_VW: |
69 case CSSPrimitiveValue::CSS_VH: | 69 case CSSPrimitiveValue::CSS_VH: |
70 case CSSPrimitiveValue::CSS_VMIN: | 70 case CSSPrimitiveValue::CSS_VMIN: |
71 case CSSPrimitiveValue::CSS_VMAX: | 71 case CSSPrimitiveValue::CSS_VMAX: |
72 return CalcLength; | 72 return CalcLength; |
73 // FIXME: Support angle, time and frequency units. | 73 case CSSPrimitiveValue::CSS_DEG: |
74 // http://www.w3.org/TR/css3-values/#calc-notation | 74 case CSSPrimitiveValue::CSS_GRAD: |
| 75 case CSSPrimitiveValue::CSS_RAD: |
| 76 case CSSPrimitiveValue::CSS_TURN: |
| 77 return CalcAngle; |
| 78 case CSSPrimitiveValue::CSS_MS: |
| 79 case CSSPrimitiveValue::CSS_S: |
| 80 return CalcTime; |
| 81 case CSSPrimitiveValue::CSS_HZ: |
| 82 case CSSPrimitiveValue::CSS_KHZ: |
| 83 return CalcFrequency; |
75 default: | 84 default: |
76 return CalcOther; | 85 return CalcOther; |
77 } | 86 } |
78 } | 87 } |
79 | 88 |
80 static bool hasDoubleValue(CSSPrimitiveValue::UnitType type) | 89 static bool hasDoubleValue(CSSPrimitiveValue::UnitType type) |
81 { | 90 { |
82 switch (type) { | 91 switch (type) { |
83 case CSSPrimitiveValue::CSS_NUMBER: | 92 case CSSPrimitiveValue::CSS_NUMBER: |
84 case CSSPrimitiveValue::CSS_PARSER_INTEGER: | 93 case CSSPrimitiveValue::CSS_PARSER_INTEGER: |
85 case CSSPrimitiveValue::CSS_PERCENTAGE: | 94 case CSSPrimitiveValue::CSS_PERCENTAGE: |
86 case CSSPrimitiveValue::CSS_EMS: | 95 case CSSPrimitiveValue::CSS_EMS: |
87 case CSSPrimitiveValue::CSS_EXS: | 96 case CSSPrimitiveValue::CSS_EXS: |
88 case CSSPrimitiveValue::CSS_CHS: | 97 case CSSPrimitiveValue::CSS_CHS: |
89 case CSSPrimitiveValue::CSS_REMS: | 98 case CSSPrimitiveValue::CSS_REMS: |
90 case CSSPrimitiveValue::CSS_PX: | 99 case CSSPrimitiveValue::CSS_PX: |
91 case CSSPrimitiveValue::CSS_CM: | 100 case CSSPrimitiveValue::CSS_CM: |
92 case CSSPrimitiveValue::CSS_MM: | 101 case CSSPrimitiveValue::CSS_MM: |
93 case CSSPrimitiveValue::CSS_IN: | 102 case CSSPrimitiveValue::CSS_IN: |
94 case CSSPrimitiveValue::CSS_PT: | 103 case CSSPrimitiveValue::CSS_PT: |
95 case CSSPrimitiveValue::CSS_PC: | 104 case CSSPrimitiveValue::CSS_PC: |
96 case CSSPrimitiveValue::CSS_DEG: | 105 case CSSPrimitiveValue::CSS_DEG: |
97 case CSSPrimitiveValue::CSS_RAD: | 106 case CSSPrimitiveValue::CSS_RAD: |
98 case CSSPrimitiveValue::CSS_GRAD: | 107 case CSSPrimitiveValue::CSS_GRAD: |
| 108 case CSSPrimitiveValue::CSS_TURN: |
99 case CSSPrimitiveValue::CSS_MS: | 109 case CSSPrimitiveValue::CSS_MS: |
100 case CSSPrimitiveValue::CSS_S: | 110 case CSSPrimitiveValue::CSS_S: |
101 case CSSPrimitiveValue::CSS_HZ: | 111 case CSSPrimitiveValue::CSS_HZ: |
102 case CSSPrimitiveValue::CSS_KHZ: | 112 case CSSPrimitiveValue::CSS_KHZ: |
103 case CSSPrimitiveValue::CSS_DIMENSION: | 113 case CSSPrimitiveValue::CSS_DIMENSION: |
104 case CSSPrimitiveValue::CSS_VW: | 114 case CSSPrimitiveValue::CSS_VW: |
105 case CSSPrimitiveValue::CSS_VH: | 115 case CSSPrimitiveValue::CSS_VH: |
106 case CSSPrimitiveValue::CSS_VMIN: | 116 case CSSPrimitiveValue::CSS_VMIN: |
107 case CSSPrimitiveValue::CSS_VMAX: | 117 case CSSPrimitiveValue::CSS_VMAX: |
108 case CSSPrimitiveValue::CSS_DPPX: | 118 case CSSPrimitiveValue::CSS_DPPX: |
109 case CSSPrimitiveValue::CSS_DPI: | 119 case CSSPrimitiveValue::CSS_DPI: |
110 case CSSPrimitiveValue::CSS_DPCM: | 120 case CSSPrimitiveValue::CSS_DPCM: |
111 case CSSPrimitiveValue::CSS_FR: | 121 case CSSPrimitiveValue::CSS_FR: |
112 return true; | 122 return true; |
113 case CSSPrimitiveValue::CSS_UNKNOWN: | 123 case CSSPrimitiveValue::CSS_UNKNOWN: |
114 case CSSPrimitiveValue::CSS_STRING: | 124 case CSSPrimitiveValue::CSS_STRING: |
115 case CSSPrimitiveValue::CSS_URI: | 125 case CSSPrimitiveValue::CSS_URI: |
116 case CSSPrimitiveValue::CSS_IDENT: | 126 case CSSPrimitiveValue::CSS_IDENT: |
117 case CSSPrimitiveValue::CSS_ATTR: | 127 case CSSPrimitiveValue::CSS_ATTR: |
118 case CSSPrimitiveValue::CSS_COUNTER: | 128 case CSSPrimitiveValue::CSS_COUNTER: |
119 case CSSPrimitiveValue::CSS_RECT: | 129 case CSSPrimitiveValue::CSS_RECT: |
120 case CSSPrimitiveValue::CSS_RGBCOLOR: | 130 case CSSPrimitiveValue::CSS_RGBCOLOR: |
121 case CSSPrimitiveValue::CSS_PAIR: | 131 case CSSPrimitiveValue::CSS_PAIR: |
122 case CSSPrimitiveValue::CSS_UNICODE_RANGE: | 132 case CSSPrimitiveValue::CSS_UNICODE_RANGE: |
123 case CSSPrimitiveValue::CSS_PARSER_OPERATOR: | 133 case CSSPrimitiveValue::CSS_PARSER_OPERATOR: |
124 case CSSPrimitiveValue::CSS_PARSER_HEXCOLOR: | 134 case CSSPrimitiveValue::CSS_PARSER_HEXCOLOR: |
125 case CSSPrimitiveValue::CSS_PARSER_IDENTIFIER: | 135 case CSSPrimitiveValue::CSS_PARSER_IDENTIFIER: |
126 case CSSPrimitiveValue::CSS_TURN: | |
127 case CSSPrimitiveValue::CSS_COUNTER_NAME: | 136 case CSSPrimitiveValue::CSS_COUNTER_NAME: |
128 case CSSPrimitiveValue::CSS_SHAPE: | 137 case CSSPrimitiveValue::CSS_SHAPE: |
129 case CSSPrimitiveValue::CSS_QUAD: | 138 case CSSPrimitiveValue::CSS_QUAD: |
130 case CSSPrimitiveValue::CSS_CALC: | 139 case CSSPrimitiveValue::CSS_CALC: |
131 case CSSPrimitiveValue::CSS_CALC_PERCENTAGE_WITH_NUMBER: | 140 case CSSPrimitiveValue::CSS_CALC_PERCENTAGE_WITH_NUMBER: |
132 case CSSPrimitiveValue::CSS_CALC_PERCENTAGE_WITH_LENGTH: | 141 case CSSPrimitiveValue::CSS_CALC_PERCENTAGE_WITH_LENGTH: |
133 case CSSPrimitiveValue::CSS_PROPERTY_ID: | 142 case CSSPrimitiveValue::CSS_PROPERTY_ID: |
134 case CSSPrimitiveValue::CSS_VALUE_ID: | 143 case CSSPrimitiveValue::CSS_VALUE_ID: |
135 return false; | 144 return false; |
136 }; | 145 }; |
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225 return m_value->getDoubleValue(); | 234 return m_value->getDoubleValue(); |
226 ASSERT_NOT_REACHED(); | 235 ASSERT_NOT_REACHED(); |
227 return 0; | 236 return 0; |
228 } | 237 } |
229 | 238 |
230 virtual double computeLengthPx(const CSSToLengthConversionData& conversionDa
ta) const OVERRIDE | 239 virtual double computeLengthPx(const CSSToLengthConversionData& conversionDa
ta) const OVERRIDE |
231 { | 240 { |
232 switch (m_category) { | 241 switch (m_category) { |
233 case CalcLength: | 242 case CalcLength: |
234 return m_value->computeLength<double>(conversionData); | 243 return m_value->computeLength<double>(conversionData); |
| 244 case CalcNumber: |
235 case CalcPercent: | 245 case CalcPercent: |
236 case CalcNumber: | |
237 return m_value->getDoubleValue(); | 246 return m_value->getDoubleValue(); |
| 247 case CalcAngle: |
| 248 case CalcFrequency: |
238 case CalcPercentLength: | 249 case CalcPercentLength: |
239 case CalcPercentNumber: | 250 case CalcPercentNumber: |
| 251 case CalcTime: |
240 case CalcOther: | 252 case CalcOther: |
241 ASSERT_NOT_REACHED(); | 253 ASSERT_NOT_REACHED(); |
242 break; | 254 break; |
243 } | 255 } |
244 ASSERT_NOT_REACHED(); | 256 ASSERT_NOT_REACHED(); |
245 return 0; | 257 return 0; |
246 } | 258 } |
247 | 259 |
248 virtual void accumulateLengthArray(CSSLengthArray& lengthArray, double multi
plier) const | 260 virtual void accumulateLengthArray(CSSLengthArray& lengthArray, double multi
plier) const |
249 { | 261 { |
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276 CSSCalcPrimitiveValue(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> value, bool
isInteger) | 288 CSSCalcPrimitiveValue(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> value, bool
isInteger) |
277 : CSSCalcExpressionNode(unitCategory(value->primitiveType()), isInteger) | 289 : CSSCalcExpressionNode(unitCategory(value->primitiveType()), isInteger) |
278 , m_value(value) | 290 , m_value(value) |
279 { | 291 { |
280 } | 292 } |
281 | 293 |
282 RefPtrWillBeMember<CSSPrimitiveValue> m_value; | 294 RefPtrWillBeMember<CSSPrimitiveValue> m_value; |
283 }; | 295 }; |
284 | 296 |
285 static const CalculationCategory addSubtractResult[CalcOther][CalcOther] = { | 297 static const CalculationCategory addSubtractResult[CalcOther][CalcOther] = { |
286 // CalcNumber CalcLength CalcPercent
CalcPercentNumber CalcPercentLength | 298 // CalcNumber CalcLength CalcPercent
CalcPercentNumber CalcPercentLength CalcAngle CalcTime CalcFrequency |
287 /* CalcNumber */ { CalcNumber, CalcOther, CalcPercentNumbe
r, CalcPercentNumber, CalcOther }, | 299 /* CalcNumber */ { CalcNumber, CalcOther, CalcPercentNumbe
r, CalcPercentNumber, CalcOther, CalcOther, CalcOther, CalcOther }, |
288 /* CalcLength */ { CalcOther, CalcLength, CalcPercentLengt
h, CalcOther, CalcPercentLength }, | 300 /* CalcLength */ { CalcOther, CalcLength, CalcPercentLengt
h, CalcOther, CalcPercentLength, CalcOther, CalcOther, CalcOther }, |
289 /* CalcPercent */ { CalcPercentNumber, CalcPercentLength, CalcPercent,
CalcPercentNumber, CalcPercentLength }, | 301 /* CalcPercent */ { CalcPercentNumber, CalcPercentLength, CalcPercent,
CalcPercentNumber, CalcPercentLength, CalcOther, CalcOther, CalcOther }, |
290 /* CalcPercentNumber */ { CalcPercentNumber, CalcOther, CalcPercentNumbe
r, CalcPercentNumber, CalcOther }, | 302 /* CalcPercentNumber */ { CalcPercentNumber, CalcOther, CalcPercentNumbe
r, CalcPercentNumber, CalcOther, CalcOther, CalcOther, CalcOther }, |
291 /* CalcPercentLength */ { CalcOther, CalcPercentLength, CalcPercentLengt
h, CalcOther, CalcPercentLength }, | 303 /* CalcPercentLength */ { CalcOther, CalcPercentLength, CalcPercentLengt
h, CalcOther, CalcPercentLength, CalcOther, CalcOther, CalcOther }, |
| 304 /* CalcAngle */ { CalcOther, CalcOther, CalcOther,
CalcOther, CalcOther, CalcAngle, CalcOther, CalcOther }, |
| 305 /* CalcTime */ { CalcOther, CalcOther, CalcOther,
CalcOther, CalcOther, CalcOther, CalcTime, CalcOther }, |
| 306 /* CalcFrequency */ { CalcOther, CalcOther, CalcOther,
CalcOther, CalcOther, CalcOther, CalcOther, CalcFrequency } |
292 }; | 307 }; |
293 | 308 |
294 static CalculationCategory determineCategory(const CSSCalcExpressionNode& leftSi
de, const CSSCalcExpressionNode& rightSide, CalcOperator op) | 309 static CalculationCategory determineCategory(const CSSCalcExpressionNode& leftSi
de, const CSSCalcExpressionNode& rightSide, CalcOperator op) |
295 { | 310 { |
296 CalculationCategory leftCategory = leftSide.category(); | 311 CalculationCategory leftCategory = leftSide.category(); |
297 CalculationCategory rightCategory = rightSide.category(); | 312 CalculationCategory rightCategory = rightSide.category(); |
298 | 313 |
299 if (leftCategory == CalcOther || rightCategory == CalcOther) | 314 if (leftCategory == CalcOther || rightCategory == CalcOther) |
300 return CalcOther; | 315 return CalcOther; |
301 | 316 |
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510 case CalcPercent: { | 525 case CalcPercent: { |
511 if (m_leftSide->category() == CalcNumber) | 526 if (m_leftSide->category() == CalcNumber) |
512 return m_rightSide->primitiveType(); | 527 return m_rightSide->primitiveType(); |
513 if (m_rightSide->category() == CalcNumber) | 528 if (m_rightSide->category() == CalcNumber) |
514 return m_leftSide->primitiveType(); | 529 return m_leftSide->primitiveType(); |
515 CSSPrimitiveValue::UnitType leftType = m_leftSide->primitiveType(); | 530 CSSPrimitiveValue::UnitType leftType = m_leftSide->primitiveType(); |
516 if (leftType == m_rightSide->primitiveType()) | 531 if (leftType == m_rightSide->primitiveType()) |
517 return leftType; | 532 return leftType; |
518 return CSSPrimitiveValue::CSS_UNKNOWN; | 533 return CSSPrimitiveValue::CSS_UNKNOWN; |
519 } | 534 } |
| 535 case CalcAngle: |
| 536 return CSSPrimitiveValue::CSS_DEG; |
| 537 case CalcTime: |
| 538 return CSSPrimitiveValue::CSS_MS; |
| 539 case CalcFrequency: |
| 540 return CSSPrimitiveValue::CSS_HZ; |
520 case CalcPercentLength: | 541 case CalcPercentLength: |
521 case CalcPercentNumber: | 542 case CalcPercentNumber: |
522 case CalcOther: | 543 case CalcOther: |
523 return CSSPrimitiveValue::CSS_UNKNOWN; | 544 return CSSPrimitiveValue::CSS_UNKNOWN; |
524 } | 545 } |
525 ASSERT_NOT_REACHED(); | 546 ASSERT_NOT_REACHED(); |
526 return CSSPrimitiveValue::CSS_UNKNOWN; | 547 return CSSPrimitiveValue::CSS_UNKNOWN; |
527 } | 548 } |
528 | 549 |
529 virtual void trace(Visitor* visitor) | 550 virtual void trace(Visitor* visitor) |
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754 return adoptRefWillBeNoop(new CSSCalcValue(expression, range)); | 775 return adoptRefWillBeNoop(new CSSCalcValue(expression, range)); |
755 } | 776 } |
756 | 777 |
757 void CSSCalcValue::traceAfterDispatch(Visitor* visitor) | 778 void CSSCalcValue::traceAfterDispatch(Visitor* visitor) |
758 { | 779 { |
759 visitor->trace(m_expression); | 780 visitor->trace(m_expression); |
760 CSSValue::traceAfterDispatch(visitor); | 781 CSSValue::traceAfterDispatch(visitor); |
761 } | 782 } |
762 | 783 |
763 } // namespace blink | 784 } // namespace blink |
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