Rename UnicityTable<T>::get_id to UnicityTable<T>::get_index

This prepares replacing UnicityTable<FontInfo> by FontInfoTable.
Signed-off-by: NStefan Weil <sw@weilnetz.de>

src/ccmain/tessedit.cpp

@@ -412,7 +412,7 @@ static void CollectFonts(const UnicityTable<FontInfo> &new_fonts,
 // Helper assigns an id to lang_fonts using the index in all_fonts table.
 static void AssignIds(const UnicityTable<FontInfo> &all_fonts, UnicityTable<FontInfo> *lang_fonts) {
   for (int i = 0; i < lang_fonts->size(); ++i) {
-    int index = all_fonts.get_id(lang_fonts->at(i));
+    auto index = all_fonts.get_index(lang_fonts->at(i));
     lang_fonts->at(i).universal_id = index;
   }
 }

src/ccutil/unicity_table.h

@@ -59,7 +59,9 @@ public:
   /// Return the id of the T object.
   /// This method NEEDS a compare_callback to be passed to
   /// set_compare_callback.
-  int get_id(T object) const;
+  int get_index(T object) const {
+    return table_.get_index(object);
+  }
 
   /// Return true if T is in the table
   bool contains(T object) const;
@@ -124,22 +126,16 @@ T UnicityTable<T>::contains_id(int id) const {
   return table_.contains_index(id);
 }
 
-// Return the id of the T object.
-template <typename T>
-int UnicityTable<T>::get_id(T object) const {
-  return table_.get_index(object);
-}
-
 // Return true if T is in the table
 template <typename T>
 bool UnicityTable<T>::contains(T object) const {
-  return get_id(object) != -1;
+  return get_index(object) != -1;
 }
 
 // Add an element in the table
 template <typename T>
 int UnicityTable<T>::push_back(T object) {
-  int idx = get_id(object);
+  auto idx = get_index(object);
   if (idx == -1) {
     table_.push_back(object);
     idx = size();

src/classify/adaptmatch.cpp

@@ -421,7 +421,7 @@ void Classify::LearnPieces(const char *fontname, int start, int length, float th
     LearnBlob(fontname, rotated_blob, cn_denorm, fx_info, correct_text);
   } else if (unicharset.contains_unichar(correct_text)) {
     UNICHAR_ID class_id = unicharset.unichar_to_id(correct_text);
-    int font_id = word->fontinfo != nullptr ? fontinfo_table_.get_id(*word->fontinfo) : 0;
+    int font_id = word->fontinfo != nullptr ? fontinfo_table_.get_index(*word->fontinfo) : 0;
     if (classify_learning_debug_level >= 1) {
       tprintf("Adapting to char = %s, thr= %g font_id= %d\n", unicharset.id_to_unichar(class_id),
               threshold, font_id);

src/classify/intproto.cpp

@@ -511,7 +511,7 @@ INT_TEMPLATES_STRUCT *Classify::CreateIntTemplates(CLASSES FloatProtos,
       fs[i] = FClass->font_set.at(i);
     }
     if (this->fontset_table_.contains(fs)) {
-      IClass->font_set_id = this->fontset_table_.get_id(fs);
+      IClass->font_set_id = this->fontset_table_.get_index(fs);
     } else {
       IClass->font_set_id = this->fontset_table_.push_back(fs);
     }