protos.h

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/******************************************************************************
 *
 * File:         protos.h
 * Author:       Mark Seaman, SW Productivity
 *
 * (c) Copyright 1987, Hewlett-Packard Company.
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 ** http://www.apache.org/licenses/LICENSE-2.0
 ** Unless required by applicable law or agreed to in writing, software
 ** distributed under the License is distributed on an "AS IS" BASIS,
 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ** See the License for the specific language governing permissions and
 ** limitations under the License.
 *
 *****************************************************************************/
 
#ifndef PROTOS_H
#define PROTOS_H
 
#include "bitvec.h"
#include "params.h"
#include "unicity_table.h"
 
#include <tesseract/unichar.h>
 
namespace tesseract {
 
struct PROTO_STRUCT {
  float A;
  float B;
  float C;
  float X;
  float Y;
  float Angle;
  float Length;
};
 
struct CLASS_STRUCT {
  int16_t NumProtos = 0;
  int16_t MaxNumProtos = 0;
  int16_t NumConfigs = 0;
  int16_t MaxNumConfigs = 0;
  std::vector<PROTO_STRUCT> Prototypes;
  std::vector<BIT_VECTOR> Configurations;
  UnicityTable<int> font_set;
};
using CLASS_TYPE = CLASS_STRUCT *;
using CLASSES = CLASS_STRUCT *;
 
/*----------------------------------------------------------------------
              M a c r o s
----------------------------------------------------------------------*/
#define AddProtoToConfig(Pid, Config) (SET_BIT(Config, Pid))
 
#define ProtoIn(Class, Pid) (&(Class)->Prototypes[Pid])
 
/*----------------------------------------------------------------------
              F u n c t i o n s
----------------------------------------------------------------------*/
TESS_API
int AddConfigToClass(CLASS_TYPE Class);
 
TESS_API
int AddProtoToClass(CLASS_TYPE Class);
 
TESS_API
void FillABC(PROTO_STRUCT *Proto);
 
TESS_API
void FreeClass(CLASS_TYPE Class);
 
TESS_API
void FreeClassFields(CLASS_TYPE Class);
 
void InitPrototypes();
 
TESS_API
CLASS_TYPE NewClass(int NumProtos, int NumConfigs);
 
} // namespace tesseract
 
#endif