adapted actor shape rendering

src/core/draw/participant/actor.typ

@@ -1,32 +1,54 @@
 #import "/src/cetz.typ": draw
 
-#import "/src/core/utils.typ": normalize-measure
-#import "/src/consts.typ": *
+#import "/src/core/utils.typ": normalize-measure, normalize-units
 
 #let name = "actor"
 
 #let render(x, y, p, bottom) = {
-  let m = measure(p.display-name)
+  let m = normalize-measure(p.display-name)
   let style = p.resolved-style
-  let w2 = ACTOR-WIDTH / 2
-  let head-r = ACTOR-WIDTH / 4
-  let height = ACTOR-WIDTH * 2
+  let spacing = normalize-units(style.spacing)
+  let width = normalize-units(style.width)
+  let height = width * 2
+  let w2 = width / 2
+  let head-r = width / 4
   let arms-y = height * 0.375
 
   let y0 = if bottom {
-    y - m.height / 1pt - SYM-GAP
+    y - m.height - spacing
   } else {
-    y + m.height / 1pt + height + SYM-GAP
+    y + m.height + height + spacing
   }
+
+  // Head
   draw.circle(
     (x, y0 - head-r),
     radius: head-r,
     fill: style.fill,
     stroke: style.stroke
   )
-  draw.line((x, y0 - head-r * 2), (x, y0 - height + w2), stroke: black + .5pt)
-  draw.line((x - w2, y0 - arms-y), (x + w2, y0 - arms-y), stroke: black + .5pt)
-  draw.line((x - w2, y0 - height), (x, y0 - height + w2), (x + w2, y0 - height), stroke: black + .5pt)
+
+  // Body
+  draw.line(
+    (x, y0 - head-r * 2),
+    (x, y0 - height + w2),
+    stroke: style.stroke
+  )
+  
+  // Arms
+  draw.line(
+    (x - w2, y0 - arms-y),
+    (x + w2, y0 - arms-y),
+    stroke: style.stroke
+  )
+
+  // Legs
+  draw.line(
+    (x - w2, y0 - height),
+    (x, y0 - height + w2),
+    (x + w2, y0 - height),
+    stroke: style.stroke
+  )
   draw.content(
     (x, y),
     p.display-name,
@@ -37,12 +59,17 @@
 #let get-size(par) = {
   let m = normalize-measure(par.display-name)
 
-  //ACTOR-WIDTH * 1pt
-  //ACTOR-WIDTH * 2pt + SYM-GAP * 1pt + h
+  let width = normalize-units(par.resolved-style.width)
+  let height = width * 2
+  let spacing = normalize-units(par.resolved-style.spacing)
 
-  return m
+  return (
+    width: calc.max(m.width, width),
+    height: height + spacing + m.height
+  )
 }
 
 #let default-style = (
-  :
+  width: 20pt,
+  spacing: 5pt
 )

src/core/draw/participant/custom.typ

@@ -1,7 +1,6 @@
 #import "/src/cetz.typ": draw
 
 #import "/src/core/utils.typ": normalize-measure, normalize-units
-#import "/src/consts.typ": *
 
 #let name = "custom"