vcl/inc/graphite_features.hxx

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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
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  15  *   License, Version 2.0 (the "License"); you may not use this file
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 // Description:
  21 // Parse a string of features specified as ; separated pairs.
  22 // e.g.
  23 // 1001=1&2002=2&fav1=0
  24
  25 #ifndef INCLUDED_VCL_INC_GRAPHITE_FEATURES_HXX
  26 #define INCLUDED_VCL_INC_GRAPHITE_FEATURES_HXX
  27
  28 #include <sal/types.h>
  29 #include <rtl/ustring.hxx>
  30 #include <graphite_static.hxx>
  31 #include <graphite2/Font.h>
  32
  33 namespace grutils
  34 {
  35     union FeatId
  36     {
  37         gr_uint32 num;
  38         unsigned char label[5];
  39     };
  40
  41     class GrFeatureParser
  42     {
  43     public:
  44         enum { MAX_FEATURES = 64 };
  45         static const char FEAT_PREFIX;
  46         static const char FEAT_SEPARATOR;
  47         static const char FEAT_ID_VALUE_SEPARATOR;
  48         GrFeatureParser(const gr_face * face, const OString& features, const OString& lang);
  49         GrFeatureParser(const gr_face * face, const OString& lang);
  50         ~GrFeatureParser();
  51         gr_feature_val * values() const { return mpSettings; };
  52     private:
  53         GrFeatureParser(const GrFeatureParser & copy) = delete;
  54         void setLang(const gr_face * face, const OString & lang);
  55         static bool isCharId(const OString & id, size_t offset, size_t length);
  56         static gr_uint32 getCharId(const OString & id, size_t offset, size_t length);
  57         size_t mnNumSettings;
  58         FeatId maLang;
  59         sal_uInt32 mnHash;
  60         gr_feature_val * mpSettings;
  61     };
  62
  63 }
  64
  65 #endif // INCLUDED_VCL_INC_GRAPHITE_FEATURES_HXX
  66
  67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */