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7870d67c21
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@157 d0cd1f9f-072b-0410-8dd7-cf729c803f20
156 lines
4.7 KiB
C
156 lines
4.7 KiB
C
/**********************************************************************
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* File: pagewalk.h (Formerly walkers.h)
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* Description: Structure processors
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* Author: Phil Cheatle
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* Created: Thu Oct 10 16:25:24 BST 1991
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*
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* (C) Copyright 1991, Hewlett-Packard Ltd.
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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** http://www.apache.org/licenses/LICENSE-2.0
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*
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**********************************************************************/
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#ifndef PAGEWALK_H
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#define PAGEWALK_H
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#include "ocrblock.h"
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#include "ocrrow.h"
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#include "werd.h"
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#include "polyblob.h"
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#include "stepblob.h"
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#include "rect.h"
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#include "varable.h"
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#include "notdll.h"
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#define BLOCK_SPACING 20
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extern BOOL_VAR_H (current_word_quit, FALSE, "Stop processing this word");
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extern DLLSYM BOOL_VAR_H (selection_quit, FALSE,
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"Stop processing this selection");
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TBOX block_list_bounding_box( //find bounding box
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BLOCK_LIST *block_list //of this block list
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);
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const TBOX block_list_compress( //shuffle up blocks
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BLOCK_LIST *block_list);
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void block_list_move( //move
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BLOCK_LIST *block_list, //this list
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ICOORD vec //by this vector
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);
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int block_name_order( //sort blocks
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const void *block1p, //ptr to ptr to block1
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const void *block2p //ptr to ptr to block2
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);
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void process_all_blobs ( //process blobs
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 blob_processor ( //function to call
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//function to call
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BLOCK *, ROW *, WERD *, PBLOB *), BOOL8 c_blob_processor (
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BLOCK
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*,
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ROW
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*,
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WERD
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*,
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C_BLOB
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*));
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void process_selected_blobs ( //process blobs
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 blob_processor (
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//function to call
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BLOCK *, ROW *, WERD *, PBLOB *), BOOL8 c_blob_processor (
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BLOCK
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*,
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ROW
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*,
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WERD
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*,
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C_BLOB
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*));
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void process_all_words ( //process words
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 word_processor ( //function to call
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BLOCK *, ROW *, WERD *));
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void process_selected_words ( //process words
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 word_processor (
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BLOCK
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*,
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ROW
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*,
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WERD
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*));
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void process_all_words_it ( //process words
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 word_processor ( //function to call
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BLOCK *,
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ROW *,
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WERD *,
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BLOCK_IT &,
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ROW_IT &, WERD_IT &));
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void process_selected_words_it ( //process words
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 word_processor (
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BLOCK
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*,
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ROW
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*,
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WERD
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*,
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BLOCK_IT
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&,
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ROW_IT
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&,
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WERD_IT
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&));
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void process_all_blocks ( //process blocks
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 block_processor ( //function to call
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BLOCK *));
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void process_selected_blocks ( //process blocks
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 block_processor (
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BLOCK
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*));
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void process_all_rows ( //process words
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 row_processor ( //function to call
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BLOCK *, ROW *));
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void process_selected_rows ( //process rows
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 row_processor (
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BLOCK
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*,
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ROW
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*));
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void process_all_rows_it ( //process words
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BLOCK_LIST * block_list, //blocks to check
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BOOL8 row_processor ( //function to call
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BLOCK *,
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ROW *,
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BLOCK_IT &, ROW_IT &));
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void process_selected_rows_it ( //process rows
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BLOCK_LIST * block_list, //blocks to check
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//function to call
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TBOX & selection_box, BOOL8 row_processor (
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BLOCK
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*,
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ROW
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*,
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BLOCK_IT
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&,
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ROW_IT
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&));
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#endif
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