tesseract-ocr/textord/drawedg.h File Reference

#include "scrollview.h"
#include "crakedge.h"

Go to the source code of this file.

Functions
ScrollView *	create_edges_window (ICOORD page_tr)
void	draw_raw_edge (ScrollView *fd, CRACKEDGE *start, ScrollView::Color colour)

---

Function Documentation

ScrollView* create_edges_window

(

ICOORD

page_tr

)

Definition at line 45 of file drawedg.cpp.

                                                {
  ScrollView* image_win;              //image window

                                 //create the window
  image_win = new ScrollView (IMAGE_WIN_NAME, IMAGE_XPOS, IMAGE_YPOS, 0, 0, page_tr.x (),  page_tr.y ());
  return image_win;              //window
}

void draw_raw_edge	(	ScrollView *	fd,
		CRACKEDGE *	start,
		ScrollView::Color	colour
	)

Definition at line 63 of file drawedg.cpp.

                                           {
  CRACKEDGE *edgept;             //current point

  fd->Pen(colour);
  edgept = start;
  fd->SetCursor(edgept->pos.x (), edgept->pos.y ());
  do {
    do
    edgept = edgept->next;
                                 //merge straight lines
    while (edgept != start && edgept->prev->stepx == edgept->stepx && edgept->prev->stepy == edgept->stepy);

                                 //draw lines
  fd->DrawTo(edgept->pos.x (), edgept->pos.y ());
  }
  while (edgept != start);
}