poly.h

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/*************************************************************************
 * Copyright (c) 2011 AT&T Intellectual Property 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors: Details at https://graphviz.org
 *************************************************************************/
 
#pragma once
 
#include <stdbool.h>
#include <util/api.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <neatogen/geometry.h>
 
    typedef struct {
        Point origin;
        Point corner;
        int nverts;
        Point *verts;
        int kind;
    } Poly;
 
PRIVATE bool polyOverlap(Point, Poly *, Point, Poly *);
PRIVATE int makePoly(Poly *, Agnode_t *, double, double);
PRIVATE int makeAddPoly(Poly *, Agnode_t *, double, double);
PRIVATE void breakPoly(Poly *);
 
#ifdef __cplusplus
}
#endif