From 30e54814b2ff495cb053eb1b2c08c893a5052df0 Mon Sep 17 00:00:00 2001
From: Zjl37 <2693911885@qq.com>
Date: Sat, 9 Aug 2025 03:17:38 +0800
Subject: [PATCH] commit source changes for cpud-hack

---
 src/elements/alu.typ   | 47 +++++++++++++++++++++---------------------
 src/elements/ports.typ |  4 +++-
 src/wire.typ           | 14 ++++++++++---
 3 files changed, 38 insertions(+), 27 deletions(-)

diff --git a/src/elements/alu.typ b/src/elements/alu.typ
index 9a8cb82..ada1c10 100644
--- a/src/elements/alu.typ
+++ b/src/elements/alu.typ
@@ -1,6 +1,6 @@
 #import "@preview/cetz:0.3.2": draw
 #import "element.typ"
-#import "ports.typ": add-port
+#import "ports.typ": add-ports, add-port
 
 #let draw-shape(id, tl, tr, br, bl, fill, stroke) = {
   let p0 = tl
@@ -31,15 +31,15 @@
     draw.anchor("name", (p5, 50%, (p1, 50%, p2)))
   })
 
-  let f2 = add-port(id, "west", (id: "in1"), (p0, 50%, p6))
-  let f3 = add-port(id, "west", (id: "in2"), (p3, 50%, p4))
-  let f4 = add-port(id, "east", (id: "out"), (p1, 50%, p2))
+  // let f2 = add-port(id, "west", (id: "in1"), (p0, 50%, p6))
+  // let f3 = add-port(id, "west", (id: "in2"), (p3, 50%, p4))
+  // let f4 = add-port(id, "east", (id: "out"), (p1, 50%, p2))
 
-  let f = {
-    f1; f2; f3; f4
-  }
+  // let f = {
+  //   f1; f2; f3; f4
+  // }
 
-  return (f, tl, tr, br, bl)
+  return (f1, tl, tr, br, bl)
 }
 
 /// Draws an ALU with two inputs
@@ -53,14 +53,7 @@
   h: none,
   name: none,
   name-anchor: "center",
-  fill: none,
-  stroke: black + 1pt,
-  id: "",
-  debug: (
-    ports: false
-  )
-) = {
-  let ports = (
+  ports: (
     west: (
       (id: "in1"),
       (id: "in2"),
@@ -68,8 +61,15 @@
     east: (
       (id: "out"),
     )
+  ),
+  ports-margins: (west: (-30%, -30%)),
+  fill: none,
+  stroke: black + 1pt,
+  id: "",
+  debug: (
+    ports: false
   )
-  
+) = {
   element.elmt(
     draw-shape: draw-shape,
     x: x,
@@ -79,15 +79,16 @@
     name: name,
     name-anchor: name-anchor,
     ports: ports,
+    ports-margins: ports-margins,
     fill: fill,
     stroke: stroke,
     id: id,
-    auto-ports: false,
-    ports-y: (
-      in1: (h) => {h * 0.225},
-      in2: (h) => {h * 0.775},
-      out: (h) => {h * 0.5}
-    ),
+    // auto-ports: false,
+    // ports-y: (
+    //   in1: (h) => {h * 0.225},
+    //   in2: (h) => {h * 0.775},
+    //   out: (h) => {h * 0.5}
+    // ),
     debug: debug
   )
 }
\ No newline at end of file
diff --git a/src/elements/ports.typ b/src/elements/ports.typ
index 951fa4a..fb0a3b9 100644
--- a/src/elements/ports.typ
+++ b/src/elements/ports.typ
@@ -24,8 +24,10 @@
 
     let pos1 = (rel: offset, to: pos)
 
+    let clock-line-style = port.at("clock-line-style", default: (:))
+
     // TODO: use context or vectors to have the height relative to the width
-    draw.line(prev, pos1, next)
+    draw.line(prev, pos1, next, ..clock-line-style)
   }
   draw.content(
     pos,
diff --git a/src/wire.typ b/src/wire.typ
index 8300a2c..e25b28e 100644
--- a/src/wire.typ
+++ b/src/wire.typ
@@ -215,7 +215,7 @@
   if name != none {
     let names = ()
     
-    if type(name) == str {
+    if type(name) == str or type(name) == content {
       names = ((name, name-pos),)
       
     } else if type(name) == array {
@@ -267,7 +267,9 @@
 /// - vertical (bool): Whether the name should be displayed vertically
 /// - length (number): The length of the stub
 /// - name-offset (number): The name offset, perpendicular to the stub
-#let stub(port-id, side, name: none, vertical: false, length: 1em, name-offset: 0) = {
+#let stub(port-id, side, name: none, vertical: false, length: none, name-offset: 0, directed: false) = {
+  let length = if length != none { length } else if directed { 1.5em } else { 1em }
+
   let end-offset = (
     north: (0, length),
     east: (length, 0),
@@ -282,9 +284,15 @@
     west: (-length, name-offset)
   ).at(side)
 
+  let mark = (:)
+  if directed {
+    mark = (end: ">", fill: black)
+  }
+
   draw.line(
+    (rel: end-offset, to: port-id),
     port-id,
-    (rel: end-offset, to: port-id)
+    mark: mark
   )
   if name != none {
     let text-anchor = if vertical {