1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski // Description: 25*b1cdbd2cSJim Jagielski // Parse a string of features specified as ; separated pairs. 26*b1cdbd2cSJim Jagielski // e.g. 27*b1cdbd2cSJim Jagielski // 1001=1&2002=2&fav1=0 28*b1cdbd2cSJim Jagielski #include <preextstl.h> 29*b1cdbd2cSJim Jagielski #include <graphite/GrClient.h> 30*b1cdbd2cSJim Jagielski #include <graphite/Font.h> 31*b1cdbd2cSJim Jagielski #include <graphite/GrFeature.h> 32*b1cdbd2cSJim Jagielski #include <postextstl.h> 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski namespace grutils 35*b1cdbd2cSJim Jagielski { 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski class GrFeatureParser 38*b1cdbd2cSJim Jagielski { 39*b1cdbd2cSJim Jagielski public: 40*b1cdbd2cSJim Jagielski enum { MAX_FEATURES = 64 }; 41*b1cdbd2cSJim Jagielski static const char FEAT_PREFIX; 42*b1cdbd2cSJim Jagielski static const char FEAT_SEPARATOR; 43*b1cdbd2cSJim Jagielski static const char FEAT_ID_VALUE_SEPARATOR; 44*b1cdbd2cSJim Jagielski static const std::string ISO_LANG; 45*b1cdbd2cSJim Jagielski GrFeatureParser(gr::Font & font, const std::string features, const std::string lang); 46*b1cdbd2cSJim Jagielski GrFeatureParser(gr::Font & font, const std::string lang); 47*b1cdbd2cSJim Jagielski GrFeatureParser(const GrFeatureParser & copy); 48*b1cdbd2cSJim Jagielski ~GrFeatureParser(); 49*b1cdbd2cSJim Jagielski size_t getFontFeatures(gr::FeatureSetting settings[MAX_FEATURES]) const; parseErrors()50*b1cdbd2cSJim Jagielski bool parseErrors() { return mbErrors; }; 51*b1cdbd2cSJim Jagielski static bool isValid(gr::Font & font, gr::FeatureSetting & setting); getLanguage() const52*b1cdbd2cSJim Jagielski gr::isocode getLanguage() const { return maLang; }; hasLanguage() const53*b1cdbd2cSJim Jagielski bool hasLanguage() const { return (maLang.rgch[0] != '\0'); } 54*b1cdbd2cSJim Jagielski sal_Int32 hashCode() const; 55*b1cdbd2cSJim Jagielski private: 56*b1cdbd2cSJim Jagielski void setLang(gr::Font & font, const std::string & lang); 57*b1cdbd2cSJim Jagielski bool isCharId(const std::string & id, size_t offset, size_t length); 58*b1cdbd2cSJim Jagielski int getCharId(const std::string & id, size_t offset, size_t length); 59*b1cdbd2cSJim Jagielski int getIntValue(const std::string & id, size_t offset, size_t length); 60*b1cdbd2cSJim Jagielski size_t mnNumSettings; 61*b1cdbd2cSJim Jagielski gr::isocode maLang; 62*b1cdbd2cSJim Jagielski bool mbErrors; 63*b1cdbd2cSJim Jagielski gr::FeatureSetting maSettings[64]; 64*b1cdbd2cSJim Jagielski }; 65*b1cdbd2cSJim Jagielski 66*b1cdbd2cSJim Jagielski union FeatId 67*b1cdbd2cSJim Jagielski { 68*b1cdbd2cSJim Jagielski gr::featid num; 69*b1cdbd2cSJim Jagielski unsigned char label[5]; 70*b1cdbd2cSJim Jagielski }; 71*b1cdbd2cSJim Jagielski } 72