Tesseract 3.02

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pgedit.cpp File Reference
`#include "pgedit.h"`
`#include <ctype.h>`
`#include <math.h>`
`#include "blread.h"`
`#include "control.h"`
`#include "svshowim.h"`
`#include "paramsd.h"`
`#include "pageres.h"`
`#include "tordmain.h"`
`#include "scrollview.h"`
`#include "svmnode.h"`
`#include "statistc.h"`
`#include "tesseractclass.h"`

Go to the source code of this file.

## Classes

class | BlnEventHandler

## Namespaces

namespace | tesseract

## Macros

#define | ASC_HEIGHT (2 * kBlnBaselineOffset + kBlnXHeight)
#define | X_HEIGHT (kBlnBaselineOffset + kBlnXHeight)
#define | BL_HEIGHT kBlnBaselineOffset
#define | DESC_HEIGHT 0
#define | MAXSPACING 128 /*max expected spacing in pix */

## Enumerations

enum

CMD_EVENTS {
NULL_CMD_EVENT, CHANGE_DISP_CMD_EVENT, DUMP_WERD_CMD_EVENT, SHOW_POINT_CMD_EVENT,
SHOW_BLN_WERD_CMD_EVENT, DEBUG_WERD_CMD_EVENT, BLAMER_CMD_EVENT, BOUNDING_BOX_CMD_EVENT,
CORRECT_TEXT_CMD_EVENT, POLYGONAL_CMD_EVENT, BL_NORM_CMD_EVENT, BITMAP_CMD_EVENT,
IMAGE_CMD_EVENT, BLOCKS_CMD_EVENT, BASELINES_CMD_EVENT, UNIFORM_DISP_CMD_EVENT,
REFRESH_CMD_EVENT, QUIT_CMD_EVENT, RECOG_WERDS, RECOG_PSEUDO,
SHOW_SUBSCRIPT_CMD_EVENT, SHOW_SUPERSCRIPT_CMD_EVENT, SHOW_ITALIC_CMD_EVENT, SHOW_BOLD_CMD_EVENT,
SHOW_UNDERLINE_CMD_EVENT, SHOW_FIXEDPITCH_CMD_EVENT, SHOW_SERIF_CMD_EVENT, SHOW_SMALLCAPS_CMD_EVENT,
SHOW_DROPCAPS_CMD_EVENT
}

enum | ColorationMode { CM_RAINBOW, CM_SUBSCRIPT, CM_SUPERSCRIPT, CM_ITALIC, CM_BOLD, CM_UNDERLINE, CM_FIXEDPITCH, CM_SERIF, CM_SMALLCAPS, CM_DROPCAPS }

## Functions

ScrollView * | bln_word_window_handle ()
void | build_image_window (int width, int height)
void | display_bln_lines (ScrollView *window, ScrollView::Color colour, float scale_factor, float y_offset, float minx, float maxx)
void | pgeditor_msg (const char *msg)
void | pgeditor_show_point (SVEvent *event)
void | show_point (PAGE_RES *page_res, float x, float y)

## Variables

const ERRCODE | EMPTYBLOCKLIST = "No blocks to edit"
ScrollView * | image_win
ParamsEditor * | pe
bool | stillRunning = false
ScrollView * | bln_word_window = NULL
CMD_EVENTS | mode = CHANGE_DISP_CMD_EVENT
bool | recog_done = false
BITS16 | word_display_mode
BOOL8 | display_image = FALSE
BOOL8 | display_blocks = FALSE
BOOL8 | display_baselines = FALSE
PAGE_RES * | current_page_res = NULL
char * | editor_image_win_name = "EditorImage"
int | editor_image_xpos = 590
int | editor_image_ypos = 10
int | editor_image_menuheight = 50
int | editor_image_word_bb_color = ScrollView::BLUE
int | editor_image_blob_bb_color = ScrollView::YELLOW
int | editor_image_text_color = ScrollView::WHITE
char * | editor_dbwin_name = "EditorDBWin"
int | editor_dbwin_xpos = 50
int | editor_dbwin_ypos = 500
int | editor_dbwin_height = 24
int | editor_dbwin_width = 80
char * | editor_word_name = "BlnWords"
int | editor_word_xpos = 60
int | editor_word_ypos = 510
int | editor_word_height = 240
int | editor_word_width = 655
char * | editor_debug_config_file = ""

## Macro Definition Documentation

#define ASC_HEIGHT (2 * kBlnBaselineOffset + kBlnXHeight)

Definition at line 46 of file pgedit.cpp.

#define BL_HEIGHT kBlnBaselineOffset

Definition at line 48 of file pgedit.cpp.

#define DESC_HEIGHT 0

Definition at line 49 of file pgedit.cpp.

#define MAXSPACING 128 /*max expected spacing in pix */

Definition at line 50 of file pgedit.cpp.

#define X_HEIGHT (kBlnBaselineOffset + kBlnXHeight)

Definition at line 47 of file pgedit.cpp.

## Enumeration Type Documentation

enum CMD_EVENTS

Enumerator:

  NULL_CMD_EVENT |
  CHANGE_DISP_CMD_EVENT |
  DUMP_WERD_CMD_EVENT |
  SHOW_POINT_CMD_EVENT |
  SHOW_BLN_WERD_CMD_EVENT |
  DEBUG_WERD_CMD_EVENT |
  BLAMER_CMD_EVENT |
  BOUNDING_BOX_CMD_EVENT |
  CORRECT_TEXT_CMD_EVENT |
  POLYGONAL_CMD_EVENT |
  BL_NORM_CMD_EVENT |
  BITMAP_CMD_EVENT |
  IMAGE_CMD_EVENT |
  BLOCKS_CMD_EVENT |
  BASELINES_CMD_EVENT |
  UNIFORM_DISP_CMD_EVENT |
  REFRESH_CMD_EVENT |
  QUIT_CMD_EVENT |
  RECOG_WERDS |
  RECOG_PSEUDO |
  SHOW_SUBSCRIPT_CMD_EVENT |
  SHOW_SUPERSCRIPT_CMD_EVENT |
  SHOW_ITALIC_CMD_EVENT |
  SHOW_BOLD_CMD_EVENT |
  SHOW_UNDERLINE_CMD_EVENT |
  SHOW_FIXEDPITCH_CMD_EVENT |
  SHOW_SERIF_CMD_EVENT |
  SHOW_SMALLCAPS_CMD_EVENT |
  SHOW_DROPCAPS_CMD_EVENT |

Definition at line 54 of file pgedit.cpp.

{
NULL_CMD_EVENT,
CHANGE_DISP_CMD_EVENT,
DUMP_WERD_CMD_EVENT,
SHOW_POINT_CMD_EVENT,
SHOW_BLN_WERD_CMD_EVENT,
DEBUG_WERD_CMD_EVENT,
BLAMER_CMD_EVENT,
BOUNDING_BOX_CMD_EVENT,
CORRECT_TEXT_CMD_EVENT,
POLYGONAL_CMD_EVENT,
BL_NORM_CMD_EVENT,
BITMAP_CMD_EVENT,
IMAGE_CMD_EVENT,
BLOCKS_CMD_EVENT,
BASELINES_CMD_EVENT,
UNIFORM_DISP_CMD_EVENT,
REFRESH_CMD_EVENT,
QUIT_CMD_EVENT,
RECOG_WERDS,
RECOG_PSEUDO,
SHOW_SUBSCRIPT_CMD_EVENT,
SHOW_SUPERSCRIPT_CMD_EVENT,
SHOW_ITALIC_CMD_EVENT,
SHOW_BOLD_CMD_EVENT,
SHOW_UNDERLINE_CMD_EVENT,
SHOW_FIXEDPITCH_CMD_EVENT,
SHOW_SERIF_CMD_EVENT,
SHOW_SMALLCAPS_CMD_EVENT,
SHOW_DROPCAPS_CMD_EVENT,
};

enum ColorationMode

Enumerator:

  CM_RAINBOW |
  CM_SUBSCRIPT |
  CM_SUPERSCRIPT |
  CM_ITALIC |
  CM_BOLD |
  CM_UNDERLINE |
  CM_FIXEDPITCH |
  CM_SERIF |
  CM_SMALLCAPS |
  CM_DROPCAPS |

Definition at line 87 of file pgedit.cpp.

{
CM_RAINBOW,
CM_SUBSCRIPT,
CM_SUPERSCRIPT,
CM_ITALIC,
CM_BOLD,
CM_UNDERLINE,
CM_FIXEDPITCH,
CM_SERIF,
CM_SMALLCAPS,
CM_DROPCAPS
};

## Function Documentation

ScrollView* bln_word_window_handle | ( |  | ) |

bln_word_window_handle()

Returns:
  a WINDOW for the word window, creating it if necessary

Definition at line 171 of file pgedit.cpp.

{ // return handle
// not opened yet
if (bln_word_window == NULL) {
pgeditor_msg("Creating BLN word window...");
bln_word_window = new ScrollView(editor_word_name.string(),
editor_word_xpos, editor_word_ypos, editor_word_width,
editor_word_height, 4000, 4000, true);
BlnEventHandler* a = new BlnEventHandler();
bln_word_window->AddEventHandler(a);
pgeditor_msg("Creating BLN word window...Done");
}
return bln_word_window;
}

void build_image_window | ( | int | width,
|  | int | height
| ) |  |

build_image_window()

Destroy the existing image window if there is one. Work out how big the new window needs to be. Create it and re-display.

Definition at line 192 of file pgedit.cpp.

{
if (image_win != NULL) { delete image_win; }
image_win = new ScrollView(editor_image_win_name.string(),
editor_image_xpos, editor_image_ypos,
width + 1,
height + editor_image_menuheight + 1,
width,
height,
true);
}

void display_bln_lines | ( | ScrollView * | window,
|  | ScrollView::Color | colour,
|  | float | scale_factor,
|  | float | y_offset,
|  | float | minx,
|  | float | maxx
| ) |  |

display_bln_lines()

Display normalized baseline, x-height, ascender limit and descender limit

Definition at line 209 of file pgedit.cpp.

{
window->Pen(colour);
window->Line(minx, y_offset + scale_factor * DESC_HEIGHT,
maxx, y_offset + scale_factor * DESC_HEIGHT);
window->Line(minx, y_offset + scale_factor * BL_HEIGHT,
maxx, y_offset + scale_factor * BL_HEIGHT);
window->Line(minx, y_offset + scale_factor * X_HEIGHT,
maxx, y_offset + scale_factor * X_HEIGHT);
window->Line(minx, y_offset + scale_factor * ASC_HEIGHT,
maxx, y_offset + scale_factor * ASC_HEIGHT);
}

void pgeditor_msg | ( | const char * | msg | ) |

pgeditor_msg()

Display a message - in the command window if there is one, or to stdout

Definition at line 372 of file pgedit.cpp.

{
image_win->AddMessage(msg);
}

void pgeditor_show_point | ( | SVEvent * | event | ) |

pgeditor_show_point()

Display the coordinates of a point in the command window

Definition at line 383 of file pgedit.cpp.

{
image_win->AddMessage("Pointing at(%d, %d)", event->x, event->y);
}

void show_point | ( | PAGE_RES * | page_res,
|  | float | x,
|  | float | y
| ) |  |

show_point()

Show coords of point, blob bounding box, word bounding box and offset from row baseline

Definition at line 650 of file pgedit.cpp.

{
FCOORD pt(x, y);
PAGE_RES_IT pr_it(page_res);
char msg[160];
char *msg_ptr = msg;
msg_ptr += sprintf(msg_ptr, "Pt:(%0.3f, %0.3f) ", x, y);
for (WERD_RES* word = pr_it.word(); word != NULL; word = pr_it.forward()) {
if (pr_it.row() != pr_it.prev_row() &&
pr_it.row()->row->bounding_box().contains(pt)) {
msg_ptr += sprintf(msg_ptr, "BL(x)=%0.3f ",
pr_it.row()->row->base_line(x));
}
if (word->word->bounding_box().contains(pt)) {
TBOX box = word->word->bounding_box();
msg_ptr += sprintf(msg_ptr, "Wd(%d, %d)/(%d, %d) ",
box.left(), box.bottom(),
box.right(), box.top());
C_BLOB_IT cblob_it(word->word->cblob_list());
for (cblob_it.mark_cycle_pt();
!cblob_it.cycled_list();
cblob_it.forward()) {
C_BLOB* cblob = cblob_it.data();
box = cblob->bounding_box();
if (box.contains(pt)) {
msg_ptr += sprintf(msg_ptr,
"CBlb(%d, %d)/(%d, %d) ",
box.left(), box.bottom(),
box.right(), box.top());
}
}
}
}
image_win->AddMessage(msg);
}

## Variable Documentation

ScrollView* bln_word_window = NULL

Definition at line 113 of file pgedit.cpp.

PAGE_RES* current_page_res = NULL

Definition at line 127 of file pgedit.cpp.

BOOL8 display_baselines = FALSE

Definition at line 125 of file pgedit.cpp.

BOOL8 display_blocks = FALSE

Definition at line 124 of file pgedit.cpp.

BOOL8 display_image = FALSE

Definition at line 123 of file pgedit.cpp.

int editor_dbwin_height = 24

"Editor debug window height"

Definition at line 145 of file pgedit.cpp.

char* editor_dbwin_name = "EditorDBWin"

"Editor debug window name"

Definition at line 142 of file pgedit.cpp.

int editor_dbwin_width = 80

"Editor debug window width"

Definition at line 146 of file pgedit.cpp.

int editor_dbwin_xpos = 50

"Editor debug window X Pos"

Definition at line 143 of file pgedit.cpp.

int editor_dbwin_ypos = 500

"Editor debug window Y Pos"

Definition at line 144 of file pgedit.cpp.

char* editor_debug_config_file = ""

"Config file to apply to single words"

Definition at line 154 of file pgedit.cpp.

int editor_image_blob_bb_color = ScrollView::YELLOW

"Blob bounding box colour"

Definition at line 137 of file pgedit.cpp.

int editor_image_menuheight = 50

"Add to image height for menu bar"

Definition at line 133 of file pgedit.cpp.

int editor_image_text_color = ScrollView::WHITE

"Correct text colour"

Definition at line 139 of file pgedit.cpp.

char* editor_image_win_name = "EditorImage"

"Editor image window name"

Definition at line 130 of file pgedit.cpp.

int editor_image_word_bb_color = ScrollView::BLUE

"Word bounding box colour"

Definition at line 135 of file pgedit.cpp.

int editor_image_xpos = 590

"Editor image X Pos"

Definition at line 131 of file pgedit.cpp.

int editor_image_ypos = 10

"Editor image Y Pos"

Definition at line 132 of file pgedit.cpp.

int editor_word_height = 240

"Word window height"

Definition at line 151 of file pgedit.cpp.

char* editor_word_name = "BlnWords"

"BL normalized word window"

Definition at line 148 of file pgedit.cpp.

int editor_word_width = 655

"Word window width"

Definition at line 152 of file pgedit.cpp.

int editor_word_xpos = 60

"Word window X Pos"

Definition at line 149 of file pgedit.cpp.

int editor_word_ypos = 510

"Word window Y Pos"

Definition at line 150 of file pgedit.cpp.

const ERRCODE EMPTYBLOCKLIST = "No blocks to edit"

Definition at line 52 of file pgedit.cpp.

ScrollView* image_win

Definition at line 106 of file pgedit.cpp.

CMD_EVENTS mode = CHANGE_DISP_CMD_EVENT

Definition at line 115 of file pgedit.cpp.

ParamsEditor* pe

Definition at line 107 of file pgedit.cpp.

bool recog_done = false

Definition at line 117 of file pgedit.cpp.

bool stillRunning = false

Definition at line 108 of file pgedit.cpp.

BITS16 word_display_mode

Definition at line 121 of file pgedit.cpp.