Page Speed Optimization Libraries  1.5.27.2
net/instaweb/rewriter/public/css_url_encoder.h
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00001 /*
00002  * Copyright 2011 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00017 
00018 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_CSS_URL_ENCODER_H_
00019 #define NET_INSTAWEB_REWRITER_PUBLIC_CSS_URL_ENCODER_H_
00020 
00021 #include "net/instaweb/util/public/basictypes.h"
00022 #include "net/instaweb/util/public/string.h"
00023 #include "net/instaweb/util/public/string_util.h"
00024 #include "net/instaweb/util/public/url_segment_encoder.h"
00025 
00026 namespace net_instaweb {
00027 
00028 class DeviceProperties;
00029 class MessageHandler;
00030 class ResourceContext;
00031 
00049 class CssUrlEncoder : public UrlSegmentEncoder {
00050  public:
00051   CssUrlEncoder() {}
00052   virtual ~CssUrlEncoder();
00053 
00054   virtual void Encode(const StringVector& urls,
00055                       const ResourceContext* encoding,
00056                       GoogleString* rewritten_url) const;
00057 
00058   virtual bool Decode(const StringPiece& url_segment,
00059                       StringVector* urls,
00060                       ResourceContext* dim,
00061                       MessageHandler* handler) const;
00062 
00064   static void SetInliningImages(const DeviceProperties& device_properties,
00065                                 ResourceContext* resource_context);
00066 
00067  private:
00068   DISALLOW_COPY_AND_ASSIGN(CssUrlEncoder);
00069 };
00070 
00071 }  
00072 
00073 #endif  ///< NET_INSTAWEB_REWRITER_PUBLIC_CSS_URL_ENCODER_H_
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