1 files changed, 148 insertions, 0 deletions
diff --git a/src/graph/dot.c b/src/graph/dot.c
new file mode 100644
index 0000000..dc1c9a9
--- /dev/null
+++ b/src/graph/dot.c
@@ -0,0 +1,148 @@
+
+/* OpenIDA - Outil d'analyse de fichiers binaires
+ * dot.c - interactions avec le système dot
+ *
+ * Copyright (C) 2009 Cyrille Bagard
+ *
+ *  This file is part of OpenIDA.
+ *
+ *  OpenIDA is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  OpenIDA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "dot.h"
+
+
+#include <malloc.h>
+#include <graphviz/gvc.h>
+#include <graphviz/types.h>
+
+
+
+/* Graphique selon Graphviz */
+struct _graph_layout
+{
+    GVC_t *context;                         /* Contexte pour Graphviz      */
+    graph_t *graph;                         /* Graphique construit         */
+
+};
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : cmds = description textuelle du graphique à représenter.     *
+*                                                                             *
+*  Description : Charge un graphique à partir de sa description.              *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+graph_layout *create_graph_layout(char *cmds)
+{
+    graph_layout *result;                   /* Composants à retourner      */
+    int ret;                                /* Bilan d'un appel            */
+
+    result = (graph_layout *)calloc(1, sizeof(graph_layout));
+
+    result->context = gvContext();
+    result->graph = agmemread(cmds);
+
+    if (result->graph == NULL) goto cdl_error;
+
+
+
+    ret = gvLayout(result->context, result->graph, "dot");
+
+
+    printf("ret = %d\n", ret);
+
+
+
+
+    ret = gvRender(result->context, result->graph, "dot", NULL);
+
+    printf("ret = %d\n", ret);
+
+
+
+
+    return result;
+
+ cdl_error:
+
+    delete_graph_layout(result);
+
+    return NULL;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : layout = graphique à supprimer de la mémoire.                *
+*                                                                             *
+*  Description : Décharge un graphique.                                       *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+void delete_graph_layout(graph_layout *layout)
+{
+    if (layout->graph != NULL)
+    {
+        gvFreeLayout(layout->context, layout->graph);
+        agclose(layout->graph);
+    }
+
+    gvFreeContext(layout->context);
+
+    free(layout);
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : layout = graphique à supprimer de la mémoire.                *
+*                fixed  = support de destination.                             *
+*                nodes  = liste de noeuds à traiter.                          *
+*                count  = taille de la liste.                                 *
+*                                                                             *
+*  Description : Place tous les éléments du graphique à l'écran.              *
+*                                                                             *
+*  Retour      : -                                                            *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+void place_nodes_of_graph_layout(const graph_layout *layout, GtkFixed *fixed, GGraphNode **nodes, size_t count)
+{
+    node_t *iter;                           /* Boucle de parcours          */
+    GGraphNode *node;                       /* Intermédiaire concerné      */
+
+    for (iter = agfstnode(layout->graph); iter != NULL; iter = agnxtnode(layout->graph, iter))
+    {
+        node = find_graph_node_by_name(nodes, count, iter->name);
+        g_graph_node_place(node, fixed, (double)iter->u.coord.x, (double)iter->u.coord.y);
+    }
+
+}