plotedges.h

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/******************************************************************************
 *
 * File:         plotedges.h
 * Description:  Convert the various data type into line lists
 * Author:       Mark Seaman, OCR Technology
 *
 * (c) Copyright 1989, Hewlett-Packard Company.
 ** 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 PLOTEDGES_H
#define PLOTEDGES_H
 
#include "oldlist.h"  // for LIST
 
class ScrollView;
 
struct EDGEPT;
struct TBLOB;
 
/*----------------------------------------------------------------------
              V a r i a b l e s
----------------------------------------------------------------------*/
extern ScrollView *edge_window;        /* Window for edges */
 
/*----------------------------------------------------------------------
            Macros
----------------------------------------------------------------------*/
/**********************************************************************
 * update_edge_window
 *
 * Refresh the display of the edge window.
 **********************************************************************/
#define update_edge_window()    \
if (wordrec_display_splits) {   \
  c_make_current (edge_window); \
}
 
 
/**********************************************************************
 * edge_window_wait
 *
 * Wait for someone to click in the edges window.
 **********************************************************************/
 
#define edge_window_wait()  \
if (wordrec_display_splits) window_wait (edge_window)
 
/*----------------------------------------------------------------------
              F u n c t i o n s
---------------------------------------------------------------------*/
void display_edgepts(LIST outlines);
 
void draw_blob_edges(TBLOB *blob);
 
void mark_outline(EDGEPT *edgept);
 
#endif