| #!/usr/bin/env python |
| # Copyright 2017 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import os |
| import sys |
| sys.path.append(os.path.join(os.path.dirname(__file__), '../../..')) |
| |
| import json5_generator |
| import template_expander |
| |
| from collections import namedtuple |
| from make_css_property_base import CSSPropertyBaseWriter |
| |
| |
| class PropertyMethod(namedtuple('PropertyMethod', 'name,return_type,parameters')): |
| pass |
| |
| |
| class CSSPropertiesWriter(CSSPropertyBaseWriter): |
| def __init__(self, json5_file_paths, output_dir): |
| super(CSSPropertiesWriter, self).__init__(json5_file_paths, output_dir) |
| assert len(json5_file_paths) == 3,\ |
| ('CSSPropertiesWriter requires 3 input json5 files, ' + |
| 'got {}.'.format(len(json5_file_paths))) |
| |
| self.template_cache = {} |
| |
| # Map of property method name -> (return_type, parameters) |
| self._property_methods = {} |
| property_methods = json5_generator.Json5File.load_from_files( |
| [json5_file_paths[2]]) |
| for property_method in property_methods.name_dictionaries: |
| self._property_methods[property_method['name'].original] = PropertyMethod( |
| name=property_method['name'].original, |
| return_type=property_method['return_type'], |
| parameters=property_method['parameters'], |
| ) |
| |
| self._outputs = {} |
| output_dir = sys.argv[sys.argv.index('--output_dir') + 1] |
| properties = self.css_properties.longhands |
| namespace_group = 'Longhand' |
| if 'shorthands' in output_dir: |
| properties = self.css_properties.shorthands |
| namespace_group = 'Shorthand' |
| for property_ in properties: |
| property_['property_methods'] = [ |
| self._property_methods[method_name] |
| for method_name in property_['property_methods'] |
| ] |
| property_['namespace_group'] = namespace_group |
| class_data = self.get_class(property_) |
| self.calculate_apply_functions_to_declare(property_) |
| self._outputs[class_data.filename + '.h'] = ( |
| self.generate_property_h_builder( |
| class_data.classname, class_data.filename, property_)) |
| if not property_['style_builder_inline']: |
| self._outputs[class_data.filename + '.cc'] = ( |
| self.generate_property_cpp_builder( |
| class_data.filename, property_)) |
| for property_ in self.css_properties.aliases: |
| if ('shorthands' in output_dir and property_['longhands']) or \ |
| ('longhands' in output_dir and not property_['longhands']): |
| class_data = self.get_class(property_) |
| property_['namespace_group'] = namespace_group |
| self._outputs[class_data.filename + '.h'] = ( |
| self.generate_property_h_builder( |
| class_data.classname, class_data.filename, property_)) |
| |
| def generate_property_h_builder(self, property_classname, property_filename, property_): |
| @template_expander.use_jinja( |
| 'core/css/properties/templates/css_property_subclass.h.tmpl', |
| template_cache=self.template_cache) |
| def generate_property_h(): |
| return { |
| 'input_files': self._input_files, |
| 'property_classname': property_classname, |
| 'property_filename': property_filename, |
| 'property': property_, |
| 'includes': sorted(list(self.h_includes(property_))) |
| } |
| return generate_property_h |
| |
| def generate_property_cpp_builder(self, property_filename, property_): |
| @template_expander.use_jinja( |
| 'core/css/properties/templates/css_property_subclass.cc.tmpl', |
| template_cache=self.template_cache) |
| def generate_property_cpp(): |
| return { |
| 'input_files': self._input_files, |
| 'property_filename': property_filename, |
| 'property': property_, |
| 'includes': sorted(list(self.cpp_includes(property_))) |
| } |
| return generate_property_cpp |
| |
| def calculate_apply_functions_to_declare(self, property_): |
| cc_templates = ['background_layer', 'color', 'counter', 'grid', 'mask_layer'] |
| property_['style_builder_inline'] = property_['style_builder_template'] not in cc_templates |
| |
| property_['style_builder_declare'] = ( |
| property_['is_property'] and |
| not property_['longhands']) |
| |
| if not property_['style_builder_declare']: |
| for x in ['initial', 'inherit', 'value']: |
| property_['style_builder_generate_%s' % x] = False |
| |
| |
| def h_includes(self, property_): |
| if property_['alias_for']: |
| yield "third_party/blink/renderer/core/css/properties/css_unresolved_property.h" |
| else: |
| yield "third_party/blink/renderer/core/css/properties/" + property_['namespace_group'].lower() + ".h" |
| if property_['direction_aware_options']: |
| yield "third_party/blink/renderer/core/style_property_shorthand.h" |
| for include in self.apply_includes(property_): |
| yield 'third_party/blink/renderer/' + include |
| if property_['runtime_flag']: |
| yield "third_party/blink/renderer/platform/runtime_enabled_features.h" |
| |
| def cpp_includes(self, property_): |
| if not property_['style_builder_inline']: |
| for include in self.apply_includes(property_): |
| yield 'third_party/blink/renderer/' + include |
| |
| def apply_includes(self, property_): |
| yield "core/css/resolver/style_resolver_state.h" |
| yield "core/css/css_primitive_value_mappings.h" |
| if property_['converter'] == "CSSPrimitiveValue": |
| yield "core/css/css_primitive_value.h" |
| yield "core/css/css_primitive_value_mappings.h" |
| elif property_['converter'] == "CSSIdentifierValue": |
| yield "core/css/css_identifier_value.h" |
| elif property_['converter'] == "ConvertElementReference": |
| yield "core/css/resolver/style_builder_converter.h" |
| yield "core/style/style_svg_resource.h" |
| else: |
| yield "core/css/css_primitive_value_mappings.h" |
| yield "core/css/resolver/style_builder_converter.h" |
| if property_['font']: |
| yield "core/css/resolver/font_builder.h" |
| elif property_['svg']: |
| yield "core/css/css_primitive_value_mappings.h" |
| yield "core/style/computed_style.h" |
| yield "core/style/svg_computed_style.h" |
| else: |
| yield "core/style/computed_style.h" |
| if ('style_builder_template_args' in property_ and |
| property_['style_builder_template_args'].get('modifier_type') |
| in ['Width', 'Slice', 'Outset']): |
| yield "core/css/properties/style_building_utils.h" |
| if property_.get('style_builder_template') in ['animation', 'background_layer', 'counter', |
| 'mask_layer', 'transition']: |
| yield "core/css/css_value_list.h" |
| if property_.get('style_builder_template') in ['counter']: |
| yield "core/css/css_value_pair.h" |
| yield "core/css/css_custom_ident_value.h" |
| if property_.get('style_builder_template') in ['grid']: |
| yield "core/css/resolver/style_builder_converter.h" |
| |
| if __name__ == '__main__': |
| json5_generator.Maker(CSSPropertiesWriter).main() |
