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/**********************************************************************
* File: drawtord.h (Formerly drawto.h)
* Description: Draw things to do with textord.
* Author: Ray Smith
*
* (C) Copyright 1992, 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.
*
**********************************************************************/
#ifndef DRAWTORD_H
#define DRAWTORD_H
#include "params.h"
#include "scrollview.h"
#include "pitsync1.h"
#include "blobbox.h"
namespace tesseract {
#define NO_SMD "none"
extern BOOL_VAR_H (textord_show_fixed_cuts, false,
"Draw fixed pitch cell boundaries");
extern STRING_VAR_H (to_debugfile, DEBUG_WIN_NAME, "Name of debugfile");
extern STRING_VAR_H (to_smdfile, NO_SMD, "Name of SMD file");
extern ScrollView* to_win;
extern FILE *to_debug;
// Creates a static display window for textord, and returns a pointer to it.
ScrollView* create_to_win(ICOORD page_tr);
void close_to_win(); // Destroy the textord window.
void create_todebug_win(); //make gradients win
void plot_box_list( //make gradients win
ScrollView* win, //window to draw in
BLOBNBOX_LIST *list, //blob list
ScrollView::Color body_colour //colour to draw
);
void plot_to_row( //draw a row
TO_ROW *row, //row to draw
ScrollView::Color colour, //colour to draw in
FCOORD rotation //rotation for line
);
void plot_parallel_row( //draw a row
TO_ROW *row, //row to draw
float gradient, //gradients of lines
int32_t left, //edge of block
ScrollView::Color colour, //colour to draw in
FCOORD rotation //rotation for line
);
void draw_occupation ( //draw projection
int32_t xleft, //edge of block
int32_t ybottom, //bottom of block
int32_t min_y, //coordinate limits
int32_t max_y, int32_t occupation[], //projection counts
int32_t thresholds[] //for drop out
);
void draw_meanlines( //draw a block
TO_BLOCK *block, //block to draw
float gradient, //gradients of lines
int32_t left, //edge of block
ScrollView::Color colour, //colour to draw in
FCOORD rotation //rotation for line
);
void plot_word_decisions( //draw words
ScrollView* win, //window tro draw in
int16_t pitch, //of block
TO_ROW *row //row to draw
);
void plot_fp_cells( //draw words
ScrollView* win, //window tro draw in
ScrollView::Color colour, //colour of lines
BLOBNBOX_IT *blob_it, //blobs
int16_t pitch, //of block
int16_t blob_count, //no of real blobs
STATS *projection, //vertical
int16_t projection_left, //edges //scale factor
int16_t projection_right,
float projection_scale);
void plot_fp_cells2( //draw words
ScrollView* win, //window tro draw in
ScrollView::Color colour, //colour of lines
TO_ROW *row, //for location
FPSEGPT_LIST *seg_list //segments to plot
);
void plot_row_cells( //draw words
ScrollView* win, //window tro draw in
ScrollView::Color colour, //colour of lines
TO_ROW *row, //for location
float xshift, //amount of shift
ICOORDELT_LIST *cells //cells to draw
);
} // namespace tesseract
#endif
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