tesseract  3.04.01
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tesseract::ChoiceIterator Class Reference

#include <ltrresultiterator.h>

Public Member Functions

 ChoiceIterator (const LTRResultIterator &result_it)
 
 ~ChoiceIterator ()
 
bool Next ()
 
const char * GetUTF8Text () const
 
float Confidence () const
 

Detailed Description

Definition at line 186 of file ltrresultiterator.h.

Constructor & Destructor Documentation

tesseract::ChoiceIterator::ChoiceIterator ( const LTRResultIterator result_it)
explicit

Definition at line 340 of file ltrresultiterator.cpp.

340  {
341  ASSERT_HOST(result_it.it_->word() != NULL);
342  word_res_ = result_it.it_->word();
343  BLOB_CHOICE_LIST* choices = NULL;
344  if (word_res_->ratings != NULL)
345  choices = word_res_->GetBlobChoices(result_it.blob_index_);
346  if (choices != NULL && !choices->empty()) {
347  choice_it_ = new BLOB_CHOICE_IT(choices);
348  choice_it_->mark_cycle_pt();
349  } else {
350  choice_it_ = NULL;
351  }
352 }
WERD * word
Definition: pageres.h:175
#define ASSERT_HOST(x)
Definition: errcode.h:84
tesseract::ChoiceIterator::~ChoiceIterator ( )

Definition at line 354 of file ltrresultiterator.cpp.

354  {
355  delete choice_it_;
356 }

Member Function Documentation

float tesseract::ChoiceIterator::Confidence ( ) const

Definition at line 378 of file ltrresultiterator.cpp.

378  {
379  if (choice_it_ == NULL)
380  return 0.0f;
381  float confidence = 100 + 5 * choice_it_->data()->certainty();
382  if (confidence < 0.0f) confidence = 0.0f;
383  if (confidence > 100.0f) confidence = 100.0f;
384  return confidence;
385 }
const char * tesseract::ChoiceIterator::GetUTF8Text ( ) const

Definition at line 369 of file ltrresultiterator.cpp.

369  {
370  if (choice_it_ == NULL)
371  return NULL;
372  UNICHAR_ID id = choice_it_->data()->unichar_id();
373  return word_res_->uch_set->id_to_unichar_ext(id);
374 }
const UNICHARSET * uch_set
Definition: pageres.h:192
int UNICHAR_ID
Definition: unichar.h:33
const char * id_to_unichar_ext(UNICHAR_ID id) const
Definition: unicharset.cpp:274
bool tesseract::ChoiceIterator::Next ( )

Definition at line 360 of file ltrresultiterator.cpp.

360  {
361  if (choice_it_ == NULL)
362  return false;
363  choice_it_->forward();
364  return !choice_it_->cycled_list();
365 }

The documentation for this class was generated from the following files: