initial rewrite of drawing pipeline + positioning

src/elements/block.typ

@@ -1,16 +1,15 @@
 #import "@preview/cetz:0.3.2": draw
 #import "element.typ"
 
-#let draw-shape(id, tl, tr, br, bl, fill, stroke) = {
+#let draw-shape(elmt, bounds) = {
   let f = draw.rect(
     radius: 0.5em,
     inset: 0.5em,
-    fill: fill,
-    stroke: stroke,
-    name: id,
-    bl, tr
+    fill: elmt.fill,
+    stroke: elmt.stroke,
+    bounds.bl, bounds.tr
   )
-  return (f, tl, tr, br, bl)
+  return (f, bounds)
 }
 
 /// Draws a block element
@@ -18,32 +17,8 @@
 /// #examples.block
 /// For parameters description, see #doc-ref("element.elmt")
 #let block(
-  x: none,
-  y: none,
-  w: none,
-  h: none,
-  name: none,
-  name-anchor: "center",
-  ports: (),
-  ports-margins: (),
-  fill: none,
-  stroke: black + 1pt,
-  id: "",
-  debug: (
-    ports: false
-  )
+  ..args
 ) = element.elmt(
   draw-shape: draw-shape,
-  x: x,
-  y: y,
-  w: w,
-  h: h,
-  name: name,
-  name-anchor: name-anchor,
-  ports: ports,
-  ports-margins: ports-margins,
-  fill: fill,
-  stroke: stroke,
-  id: id,
-  debug: debug
+  ..args
 )