{\{\{#!circo bgcolor=white
## see http://www.graphviz.org/pub/scm/graphviz2/doc/info/colors.html for color names
digraph G {
node [fontname=helvetica fontsize=9 style=filled shape=square]
edge [fontname=helvetica fontsize=9 color=gray]
##graph [size="8,8!"]
#define _LABEL(name) [label=" name " tooltip="name"]
#define ACTIVITY(name) {THE_ACTIVITY [label="name" shape=ellipse fillcolor=white root=true tooltip="name"]}
#define COMMENT(to,text) { to -> { "text" [shape=msquare fillcolor=yellow]} [style=dashed dir=none] }
#define ACTOR(name,participation) {name [label="\\n\\n\\n name " tooltip="name"] [shapefile="images/actor.png"] [color=white]} -> THE_ACTIVITY _LABEL(participation) [dir=none]
#define PRIMARYACTOR(name,participation) {name [label="\\n\\n\\n name " tooltip="name"] [shapefile="images/actor.png"] [color=white]} -> THE_ACTIVITY _LABEL(participation)
#define SYSTEM(name,participation) {name [label="\\n\\n\\n\\n name \\n <<system>> " tooltip="name"] [shapefile="images/actor.png"] [color=white]} -> THE_ACTIVITY _LABEL(participation) [dir=none]
#define BR \\n
#define AND , BR
#yield
}
}\}\} 