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css_inline_import_to_link_filter.h
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1 /*
2  * Copyright 2011 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http:///www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
18 
19 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_CSS_INLINE_IMPORT_TO_LINK_FILTER_H_
20 #define NET_INSTAWEB_REWRITER_PUBLIC_CSS_INLINE_IMPORT_TO_LINK_FILTER_H_
21 
24 
25 namespace net_instaweb {
26 
27 class HtmlCharactersNode;
28 class HtmlElement;
29 class RewriteDriver;
30 class Statistics;
31 class Variable;
32 
46  public:
48  Statistics* statistics);
49  virtual ~CssInlineImportToLinkFilter();
50 
51  static void InitStats(Statistics* statistics);
52 
53  virtual void StartDocument();
54  virtual void EndDocument();
55 
56  virtual void StartElement(HtmlElement* element);
57  virtual void EndElement(HtmlElement* element);
58 
59  virtual void Flush();
60 
62  virtual void Characters(HtmlCharactersNode* characters);
63 
64  virtual const char* Name() const { return "InlineImportToLinkCss"; }
65 
66  private:
67  void ResetState();
68  void InlineImportToLinkStyle();
69 
70  RewriteDriver* driver_;
73  HtmlElement* style_element_;
75  HtmlCharactersNode* style_characters_;
77  Variable* counter_;
78 
79 
80 };
81 
82 }
83 
84 #endif
virtual const char * Name() const
The name of this filter – used for logging and debugging.
Definition: css_inline_import_to_link_filter.h:64
Definition: statistics.h:43
Leaf node representing raw characters in HTML.
Definition: html_node.h:167
Definition: empty_html_filter.h:37
Base class for implementations of monitoring statistics.
Definition: statistics.h:342
Definition: html_element.h:42
virtual void Characters(HtmlCharactersNode *characters)
HTML Events we expect to be in a <style> element.
virtual void StartElement(HtmlElement *element)
Definition: css_inline_import_to_link_filter.h:45
Definition: rewrite_driver.h:100