| /* -*-C-*- |
| ******************************************************************************** |
| * |
| * File: hyphen.c (Formerly hyphen.c) |
| * Description: |
| * Author: Mark Seaman, OCR Technology |
| * Created: Fri Oct 16 14:37:00 1987 |
| * Modified: Thu Mar 14 11:09:43 1991 (Mark Seaman) marks@hpgrlt |
| * Language: C |
| * Package: N/A |
| * Status: Reusable Software Component |
| * |
| * (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. |
| * |
| *********************************************************************************/ |
| /*---------------------------------------------------------------------- |
| I n c l u d e s |
| ----------------------------------------------------------------------*/ |
| #include <math.h> |
| |
| #include "const.h" |
| |
| #include "callcpp.h" |
| #include "hyphen.h" |
| #include "tordvars.h" |
| |
| /*---------------------------------------------------------------------- |
| V a r i a b l e s |
| ----------------------------------------------------------------------*/ |
| int last_word_on_line = 0; |
| char *hyphen_string = 0; |
| char *hyphen_unichar_lengths = 0; |
| char *hyphen_fragment_lengths = 0; |
| int *hyphen_unichar_offsets = NULL; |
| float hyphen_rating = MAXFLOAT; |
| NODE_REF hyphen_state = 0; |
| int hyphen_char_choice_index = 0; |
| |
| /*---------------------------------------------------------------------- |
| F u n c t i o n s |
| ---------------------------------------------------------------------*/ |
| /********************************************************************** |
| * set_hyphen_word |
| * |
| * If this hyphenated word choice is better than the last one then add |
| * it as the new word choice. This string can be used on the next |
| * line to permute the other half of the word. |
| **********************************************************************/ |
| void set_hyphen_word(char *word, char *unichar_lengths, int *unichar_offsets, |
| float rating, NODE_REF state, int char_choice_index, |
| char *fragment_lengths) { |
| int word_index = strlen(unichar_lengths) - 1; |
| |
| if (display_ratings) |
| cprintf("set hyphen word = %s\n", word); |
| |
| if (hyphen_rating > rating && word_index > 0) { |
| word[unichar_offsets[word_index]] = '\0'; |
| unichar_lengths[word_index] = 0; |
| |
| if (hyphen_string) { |
| strfree(hyphen_string); |
| strfree(hyphen_unichar_lengths); |
| strfree(hyphen_fragment_lengths); |
| Efree(hyphen_unichar_offsets); |
| } |
| hyphen_string = strsave(word); |
| hyphen_unichar_lengths = strsave(unichar_lengths); |
| hyphen_fragment_lengths = strsave(fragment_lengths); |
| hyphen_unichar_offsets = |
| (int *)Emalloc((strlen(unichar_lengths)) * sizeof(int)); |
| memcpy(hyphen_unichar_offsets, unichar_offsets, |
| (strlen(unichar_lengths)) * sizeof(int)); |
| |
| hyphen_state = state; |
| hyphen_rating = rating; |
| |
| word[unichar_offsets[word_index]] = '-'; |
| unichar_lengths[word_index] = 1; |
| hyphen_char_choice_index = char_choice_index; |
| } |
| } |