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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
- #ifdef __cplusplus
- extern "C" {
- #endif
- #include "config.h"
- #include <common/render.h>
- #include <cdt/cdt.h>
- typedef struct _grid Grid;
- typedef struct _node_list {
- Agnode_t *node;
- struct _node_list *next;
- } node_list;
- typedef struct {
- int i, j;
- } gridpt;
- typedef struct {
- gridpt p; /* index of cell */
- node_list *nodes; /* nodes in cell */
- Dtlink_t link; /* cdt data */
- } cell;
- extern Grid *mkGrid(int);
- extern void adjustGrid(Grid * g, int nnodes);
- extern void clearGrid(Grid *);
- extern void addGrid(Grid *, int, int, Agnode_t *);
- extern void walkGrid(Grid*, int (*)(cell*, Grid*));
- extern cell *findGrid(Grid *, int, int);
- extern void delGrid(Grid *);
- extern int gLength(cell * p);
- #ifdef __cplusplus
- }
- #endif
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