wolffd@0: /* $Id: pack.h,v 1.17 2009/08/11 21:23:23 erg Exp $ $Revision: 1.17 $ */
wolffd@0: /* vim:set shiftwidth=4 ts=8: */
wolffd@0: 
wolffd@0: /**********************************************************
wolffd@0: *      This software is part of the graphviz package      *
wolffd@0: *                http://www.graphviz.org/                 *
wolffd@0: *                                                         *
wolffd@0: *            Copyright (c) 1994-2004 AT&T Corp.           *
wolffd@0: *                and is licensed under the                *
wolffd@0: *            Common Public License, Version 1.0           *
wolffd@0: *                      by AT&T Corp.                      *
wolffd@0: *                                                         *
wolffd@0: *        Information and Software Systems Research        *
wolffd@0: *              AT&T Research, Florham Park NJ             *
wolffd@0: **********************************************************/
wolffd@0: 
wolffd@0: 
wolffd@0: 
wolffd@0: #ifndef _PACK_H
wolffd@0: #define _PACK_H 1
wolffd@0: 
wolffd@0: #ifdef __cplusplus
wolffd@0: extern "C" {
wolffd@0: #endif
wolffd@0: 
wolffd@0: #include "types.h"
wolffd@0: 
wolffd@0: /* Type indicating granularity and method 
wolffd@0:  *  l_undef    - unspecified
wolffd@0:  *  l_node     - polyomino using nodes and edges
wolffd@0:  *  l_clust    - polyomino using nodes and edges and top-level clusters
wolffd@0:  *               (assumes ND_clust(n) unused by application)
wolffd@0:  *  l_graph    - polyomino using computer graph bounding box
wolffd@0:  *  l_array    - array based on graph bounding boxes
wolffd@0:  *  l_aspect   - tiling based on graph bounding boxes preserving aspect ratio
wolffd@0:  *  l_hull     - polyomino using convex hull (unimplemented)
wolffd@0:  *  l_tile     - tiling using graph bounding box (unimplemented)
wolffd@0:  *  l_bisect   - alternate bisection using graph bounding box (unimplemented)
wolffd@0:  */
wolffd@0:     typedef enum { l_undef, l_clust, l_node, l_graph, l_array, l_aspect } pack_mode;
wolffd@0: 
wolffd@0: #define PK_COL_MAJOR 1
wolffd@0: #define PK_USER_VALS 2
wolffd@0: 
wolffd@0: typedef unsigned char packval_t;
wolffd@0: 
wolffd@0:     typedef struct {
wolffd@0: 	float aspect;		/* desired aspect ratio */
wolffd@0: 	int sz;			/* row/column size size */
wolffd@0: 	unsigned int margin;	/* margin left around objects, in points */
wolffd@0: 	int doSplines;		/* use splines in constructing graph shape */
wolffd@0: 	pack_mode mode;		/* granularity and method */
wolffd@0: 	boolean *fixed;		/* fixed[i] == true implies g[i] should not be moved */
wolffd@0: 	packval_t* vals;	/* for arrays, sort numbers */
wolffd@0: 	int flags;       
wolffd@0:     } pack_info;
wolffd@0: #ifdef GVDLL
wolffd@0: #define extern __declspec(dllexport)
wolffd@0: #else
wolffd@0: #define extern
wolffd@0: #endif
wolffd@0: 
wolffd@0: /*visual studio*/
wolffd@0: #ifdef WIN32_DLL
wolffd@0: #ifndef GVC_EXPORTS
wolffd@0: #define extern __declspec(dllimport)
wolffd@0: #endif
wolffd@0: #endif
wolffd@0: /*end visual studio*/
wolffd@0: 
wolffd@0:     extern point *putRects(int ng, boxf* bbs, pack_info* pinfo);
wolffd@0:     extern int packRects(int ng, boxf* bbs, pack_info* pinfo);
wolffd@0: 
wolffd@0:     extern point *putGraphs(int, Agraph_t **, Agraph_t *, pack_info *);
wolffd@0:     extern int packGraphs(int, Agraph_t **, Agraph_t *, pack_info *);
wolffd@0:     extern int packSubgraphs(int, Agraph_t **, Agraph_t *, pack_info *);
wolffd@0:     extern int pack_graph(int ng, Agraph_t** gs, Agraph_t* root, boolean* fixed);
wolffd@0: 
wolffd@0:     extern int shiftGraphs(int, Agraph_t**, point*, Agraph_t*, int);
wolffd@0: 
wolffd@0:     extern pack_mode getPackMode(Agraph_t * g, pack_mode dflt);
wolffd@0:     extern int getPack(Agraph_t *, int not_def, int dflt);
wolffd@0:     extern pack_mode getPackInfo(Agraph_t * g, pack_mode dflt, int dfltMargin, pack_info*);
wolffd@0:     extern pack_mode getPackModeInfo(Agraph_t * g, pack_mode dflt, pack_info*);
wolffd@0:     extern pack_mode parsePackModeInfo(char* p, pack_mode dflt, pack_info* pinfo);
wolffd@0: 
wolffd@0:     extern int isConnected(Agraph_t *);
wolffd@0:     extern Agraph_t **ccomps(Agraph_t *, int *, char *);
wolffd@0:     extern Agraph_t **pccomps(Agraph_t *, int *, char *, boolean *);
wolffd@0:     extern int nodeInduce(Agraph_t *);
wolffd@0: #undef extern
wolffd@0: #ifdef __cplusplus
wolffd@0: }
wolffd@0: #endif
wolffd@0: #endif