// usage creates any necessary tags for actually using the service in the SVG.
func (s *service) usage(canvas *svg.SVG, iconIds map[string]string) {
canvas.Use(
s.point.X,
s.point.Y,
"#serviceBlock",
fmt.Sprintf(`id=%q`, s.name))
if len(s.iconSrc) > 0 {
canvas.Use(
s.point.X+serviceBlockSize/2-iconSize/2,
s.point.Y+serviceBlockSize/2-iconSize/2,
"#"+iconIds[s.charmPath],
fmt.Sprintf(`width="%d" height="%d"`, iconSize, iconSize),
)
} else {
canvas.Image(
s.point.X+serviceBlockSize/2-iconSize/2,
s.point.Y+serviceBlockSize/2-iconSize/2,
iconSize,
iconSize,
s.iconUrl,
)
}
canvas.Textlines(
s.point.X+serviceBlockSize/2,
s.point.Y+serviceBlockSize/6,
[]string{s.name},
serviceBlockSize/10,
0,
"#505050",
"middle")
}
// usage creates any necessary tags for actually using the relation in the SVG.
func (r *serviceRelation) usage(canvas *svg.SVG) {
l := r.shortestRelation()
canvas.Line(
l.p0.X,
l.p0.Y,
l.p1.X,
l.p1.Y,
fmt.Sprintf(`stroke=%q`, relationColor),
fmt.Sprintf(`stroke-width="%dpx"`, relationLineWidth),
fmt.Sprintf(`stroke-dasharray=%q`, strokeDashArray(l)),
)
mid := l.p0.Add(l.p1).Div(2).Sub(point(healthCircleRadius, healthCircleRadius))
canvas.Use(mid.X, mid.Y, "#healthCircle")
}