Tesseract  3.02
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drawedg.h File Reference
#include "scrollview.h"
#include "crakedge.h"

Go to the source code of this file.

Functions

ScrollViewcreate_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);
}