mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-11-27 20:59:36 +08:00
4c6c58e6ea
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@158 d0cd1f9f-072b-0410-8dd7-cf729c803f20
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
/**********************************************************************
|
|
* File: sortflts.cpp (Formerly sfloats.c)
|
|
* Description: Code to maintain a sorted list of floats.
|
|
* Author: Ray Smith
|
|
* Created: Mon Oct 4 16:15:40 BST 1993
|
|
*
|
|
* (C) Copyright 1993, Hewlett-Packard Ltd.
|
|
** 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.
|
|
*
|
|
**********************************************************************/
|
|
|
|
#include "mfcpch.h"
|
|
#include "sortflts.h"
|
|
#include "notdll.h"
|
|
|
|
ELISTIZE (SORTED_FLOAT)
|
|
/**********************************************************************
|
|
* SORTED_FLOATS::add
|
|
*
|
|
* Add a new entry to the sorted lsit of floats.
|
|
**********************************************************************/
|
|
void SORTED_FLOATS::add( //add new entry
|
|
float value,
|
|
inT32 key) {
|
|
SORTED_FLOAT *new_float = new SORTED_FLOAT (value, key);
|
|
|
|
if (list.empty ())
|
|
it.add_after_stay_put (new_float);
|
|
else {
|
|
it.move_to_first ();
|
|
while (!it.at_last () && it.data ()->entry < value)
|
|
it.forward ();
|
|
if (it.data ()->entry < value)
|
|
it.add_after_stay_put (new_float);
|
|
else
|
|
it.add_before_stay_put (new_float);
|
|
}
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* SORTED_FLOATS::remove
|
|
*
|
|
* Remove an entry from the sorted lsit of floats.
|
|
**********************************************************************/
|
|
|
|
void SORTED_FLOATS::remove( //remove the entry
|
|
inT32 key) {
|
|
if (!list.empty ()) {
|
|
for (it.mark_cycle_pt (); !it.cycled_list (); it.forward ()) {
|
|
if (it.data ()->address == key) {
|
|
delete it.extract ();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* SORTED_FLOATS::operator[]
|
|
*
|
|
* Return the floating point value of the given index into the list.
|
|
**********************************************************************/
|
|
|
|
float
|
|
SORTED_FLOATS::operator[] ( //get an entry
|
|
inT32 index //to list
|
|
) {
|
|
it.move_to_first ();
|
|
return it.data_relative (index)->entry;
|
|
}
|