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1 // Copyright 2014 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 "config.h" | |
6 #include "core/css/parser/MediaQueryToken.h" | |
7 | |
8 #include "wtf/HashMap.h" | |
9 #include "wtf/text/StringHash.h" | |
10 | |
11 namespace WebCore { | |
12 | |
13 typedef HashMap<String, CSSPrimitiveValue::UnitTypes> UnitTable; | |
14 | |
15 UnitTable createUnitTable() | |
16 { | |
17 UnitTable table; | |
18 table.set(String("em"), CSSPrimitiveValue::CSS_EMS); | |
19 table.set(String("ex"), CSSPrimitiveValue::CSS_EXS); | |
20 table.set(String("px"), CSSPrimitiveValue::CSS_PX); | |
21 table.set(String("cm"), CSSPrimitiveValue::CSS_CM); | |
22 table.set(String("mm"), CSSPrimitiveValue::CSS_MM); | |
23 table.set(String("in"), CSSPrimitiveValue::CSS_IN); | |
24 table.set(String("pt"), CSSPrimitiveValue::CSS_PT); | |
25 table.set(String("pc"), CSSPrimitiveValue::CSS_PC); | |
26 table.set(String("deg"), CSSPrimitiveValue::CSS_DEG); | |
27 table.set(String("rad"), CSSPrimitiveValue::CSS_RAD); | |
28 table.set(String("grad"), CSSPrimitiveValue::CSS_GRAD); | |
29 table.set(String("ms"), CSSPrimitiveValue::CSS_MS); | |
30 table.set(String("s"), CSSPrimitiveValue::CSS_S); | |
31 table.set(String("hz"), CSSPrimitiveValue::CSS_HZ); | |
32 table.set(String("khz"), CSSPrimitiveValue::CSS_KHZ); | |
33 table.set(String("dpi"), CSSPrimitiveValue::CSS_DPI); | |
34 table.set(String("dpcm"), CSSPrimitiveValue::CSS_DPCM); | |
35 table.set(String("dppx"), CSSPrimitiveValue::CSS_DPPX); | |
36 table.set(String("vw"), CSSPrimitiveValue::CSS_VW); | |
37 table.set(String("vh"), CSSPrimitiveValue::CSS_VH); | |
38 table.set(String("vmax"), CSSPrimitiveValue::CSS_VMIN); | |
39 table.set(String("vmin"), CSSPrimitiveValue::CSS_VMAX); | |
40 return table; | |
41 } | |
42 | |
43 static UnitTable* getUnitTable() | |
44 { | |
45 // Allocating to avoid exit time desctructor | |
46 static UnitTable* unitTable = new UnitTable(createUnitTable()); | |
kenneth.r.christiansen
2014/03/08 22:37:47
Why not use the common macro for this?
| |
47 return unitTable; | |
48 } | |
49 | |
50 MediaQueryToken::MediaQueryToken(MediaQueryTokenType type) | |
51 : m_type(type) | |
52 , m_delimiter(0) | |
53 , m_unit(CSSPrimitiveValue::CSS_UNKNOWN) | |
54 { | |
55 } | |
56 | |
57 // Just a helper used for Delim tokens. | |
58 MediaQueryToken::MediaQueryToken(MediaQueryTokenType type, UChar c) | |
59 : m_type(type) | |
60 , m_delimiter(c) | |
61 , m_unit(CSSPrimitiveValue::CSS_UNKNOWN) | |
62 { | |
63 ASSERT(m_type == DelimToken); | |
64 } | |
65 | |
66 MediaQueryToken::MediaQueryToken(MediaQueryTokenType type, String value) | |
67 : m_type(type) | |
68 , m_value(value) | |
69 , m_delimiter(0) | |
70 , m_unit(CSSPrimitiveValue::CSS_UNKNOWN) | |
71 { | |
72 } | |
73 | |
74 MediaQueryToken::MediaQueryToken(MediaQueryTokenType type, double numericValue, NumericValueType numericValueType) | |
75 : m_type(type) | |
76 , m_delimiter(0) | |
77 , m_numericValueType(numericValueType) | |
78 , m_numericValue(numericValue) | |
79 , m_unit(CSSPrimitiveValue::CSS_NUMBER) | |
80 { | |
81 ASSERT(type == NumberToken); | |
82 } | |
83 | |
84 void MediaQueryToken::convertToDimensionWithUnit(String unit) | |
85 { | |
86 ASSERT(m_type == NumberToken); | |
87 m_type = DimensionToken; | |
88 m_unit = getUnitTable()->get(unit.lower()); | |
89 } | |
90 | |
91 void MediaQueryToken::convertToPercentage() | |
92 { | |
93 ASSERT(m_type == NumberToken); | |
94 m_type = PercentageToken; | |
95 m_unit = CSSPrimitiveValue::CSS_PERCENTAGE; | |
96 } | |
97 | |
98 } // namespace WebCore | |
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