libbanshee/engine/dot.h

   1 /*
   2  * Copyright (c) 2000-2001
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the University nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  */
  30
  31 #ifndef DOT_H
  32 #define DOT_H
  33
  34 #include <stdio.h>
  35 #include "linkage.h"
  36 #include "bool.h"
  37
  38 EXTERN_C_BEGIN
  39
  40 typedef int dot_node;
  41
  42 typedef struct
  43 {
  44   enum n_attrs
  45   {
  46     n_color,
  47     n_fontcolor,
  48     n_fontname,
  49     n_fontsize,
  50     n_height,
  51     n_width,
  52     n_label,
  53     n_layer,
  54     n_shape,
  55     n_shapefile,
  56     n_style
  57   } name;
  58   const char *value;
  59 } node_attr;
  60
  61 typedef struct
  62 {
  63   enum e_attrs
  64   {
  65     e_color,
  66     e_decorate,
  67     e_dir,
  68     e_fontcolor,
  69     e_fontname,
  70     e_fontsize,
  71     e_id,
  72     e_label,
  73     e_layer,
  74     e_minlen,
  75     e_style,
  76     e_weight
  77   } name;
  78   const char *value;
  79 } edge_attr;
  80
  81 typedef struct
  82 {
  83   enum g_attrs
  84   {
  85     g_center,
  86     g_clusterrank,
  87     g_color,
  88     g_concentrate,
  89     g_fontcolor,
  90     g_fontname,
  91     g_fontsize,
  92     g_label,
  93     g_layerseq,
  94     g_margin,
  95     g_mclimit,
  96     g_nodesep,
  97     g_nslimit,
  98     g_ordering,
  99     g_orientation,
 100     g_page,
 101     g_rank,
 102     g_rankdir,
 103     g_ranksep,
 104     g_ratio,
 105     g_size
 106   } name;
 107   const char *value;
 108 } graph_attr;
 109
 110 void dot_start(FILE *to,const char *name,bool directed,bool strict);
 111
 112 void dot_global_graph_style(graph_attr *attrs,int n);
 113 void dot_global_edge_style(edge_attr *attrs,int n);
 114 void dot_global_node_style(node_attr *attrs,int n);
 115
 116 dot_node dot_get_node(char *label) deletes;
 117 void dot_node_style(dot_node node,node_attr *attrs,int n);
 118
 119 void dot_plain_edge(dot_node from, dot_node to);
 120 void dot_styled_edge(dot_node from, dot_node to, edge_attr *attrs,int n);
 121
 122 void dot_end(void) deletes;
 123
 124 EXTERN_C_END
 125
 126 #endif /* DOT_H */