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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # Copyright 2016 The Chromium Authors. All rights reserved. | 2 # Copyright 2016 The Chromium Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 | 5 |
6 from collections import namedtuple | 6 from collections import namedtuple |
7 import math | 7 import math |
8 import sys | 8 import sys |
9 | 9 |
10 import in_generator | 10 import in_generator |
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35 # Name of field member variable | 35 # Name of field member variable |
36 'name', | 36 'name', |
37 # Property field is for | 37 # Property field is for |
38 'property', | 38 'property', |
39 # Field storage type | 39 # Field storage type |
40 'type', | 40 'type', |
41 # Bits needed for storage | 41 # Bits needed for storage |
42 'size', | 42 'size', |
43 # Default value for field | 43 # Default value for field |
44 'default_value', | 44 'default_value', |
| 45 # Method names |
| 46 'getter_method_name', |
| 47 'setter_method_name', |
| 48 'initial_method_name', |
| 49 'resetter_method_name', |
45 ]) | 50 ]) |
46 self._fields = [] | 51 self._fields = [] |
47 for property in self._properties.values(): | 52 for property in self._properties.values(): |
48 if property['keyword_only']: | 53 if property['keyword_only']: |
| 54 property_name = property['upper_camel_name'] |
| 55 if property['name_for_methods']: |
| 56 property_name = property['name_for_methods'] |
| 57 property_name_lower = property_name[0].lower() + property_name[1
:] |
| 58 |
49 # From the Blink style guide: Other data members should be prefi
xed by "m_". [names-data-members] | 59 # From the Blink style guide: Other data members should be prefi
xed by "m_". [names-data-members] |
50 field_name = 'm_' + property['lower_camel_name'] | 60 field_name = 'm_' + property_name_lower |
51 bits_needed = math.log(len(property['keywords']), 2) | 61 bits_needed = math.log(len(property['keywords']), 2) |
52 type_name = property['type_name'] | 62 type_name = property['type_name'] |
53 # For now, assume the default value is the first enum value. | 63 # For now, assume the default value is the first enum value. |
54 default_value = type_name + '::' + self._computed_enums[type_nam
e][0] | 64 default_value = type_name + '::' + self._computed_enums[type_nam
e][0] |
| 65 |
55 self._fields.append(Field( | 66 self._fields.append(Field( |
56 name=field_name, | 67 name=field_name, |
57 property=property, | 68 property=property, |
58 type=type_name, | 69 type=type_name, |
59 size=int(math.ceil(bits_needed)), | 70 size=int(math.ceil(bits_needed)), |
60 default_value=default_value, | 71 default_value=default_value, |
| 72 getter_method_name=property_name_lower, |
| 73 setter_method_name='set' + property_name, |
| 74 initial_method_name='initial' + property_name, |
| 75 resetter_method_name='reset' + property_name, |
61 )) | 76 )) |
62 | 77 |
63 @template_expander.use_jinja('ComputedStyleBase.h.tmpl') | 78 @template_expander.use_jinja('ComputedStyleBase.h.tmpl') |
64 def generate_base_computed_style_h(self): | 79 def generate_base_computed_style_h(self): |
65 return { | 80 return { |
66 'properties': self._properties, | 81 'properties': self._properties, |
67 'enums': self._computed_enums, | 82 'enums': self._computed_enums, |
68 'fields': self._fields, | 83 'fields': self._fields, |
69 } | 84 } |
70 | 85 |
71 @template_expander.use_jinja('ComputedStyleBase.cpp.tmpl') | 86 @template_expander.use_jinja('ComputedStyleBase.cpp.tmpl') |
72 def generate_base_computed_style_cpp(self): | 87 def generate_base_computed_style_cpp(self): |
73 return { | 88 return { |
74 'properties': self._properties, | 89 'properties': self._properties, |
75 'enums': self._computed_enums, | 90 'enums': self._computed_enums, |
76 'fields': self._fields, | 91 'fields': self._fields, |
77 } | 92 } |
78 | 93 |
79 @template_expander.use_jinja('ComputedStyleBaseConstants.h.tmpl') | 94 @template_expander.use_jinja('ComputedStyleBaseConstants.h.tmpl') |
80 def generate_base_computed_style_constants(self): | 95 def generate_base_computed_style_constants(self): |
81 return { | 96 return { |
82 'properties': self._properties, | 97 'properties': self._properties, |
83 'enums': self._computed_enums, | 98 'enums': self._computed_enums, |
84 'fields': self._fields, | 99 'fields': self._fields, |
85 } | 100 } |
86 | 101 |
87 if __name__ == '__main__': | 102 if __name__ == '__main__': |
88 in_generator.Maker(ComputedStyleBaseWriter).main(sys.argv) | 103 in_generator.Maker(ComputedStyleBaseWriter).main(sys.argv) |
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