[remove] redundant quantum-circuit.color

Author: Mc-Zen

docs/guide/quill-guide.typ

@@ -279,13 +279,12 @@ The #ref-fn("quantum-circuit()") command provides several options for styling th
   ```
 )
 
-The `wire`, `color` and `fill` options provide means to customize line strokes and colors. This allows us to easily create "dark-mode" circuits:
+The `wire` and `fill` options provide means to customize line strokes and colors. This allows us to easily create "dark-mode" circuits:
 
 #example(
   ```typ
   #box(fill: black, quantum-circuit(
-    wire: .7pt + white, // Wire and stroke color
-    color: white,       // Default foreground and text color
+    wire: .7pt + white, // Wire, stroke, and text color
     fill: black,        // Gate fill color
     1, $X$, ctrl(1), rstick([*?*]), [\ ],
     1,1, targ(), meter(), 

src/draw-functions.typ

@@ -104,7 +104,7 @@
 }
 
 #let draw-ctrl(gate, draw-params) = {
-  let color = utility.if-auto(gate.fill, draw-params.color)
+  let color = utility.if-auto(gate.fill, draw-params.wire.paint)
   if "show-dot" in gate.data and not gate.data.show-dot { return none }
   if gate.data.open {
     let stroke = utility.update-stroke(draw-params.wire, gate.stroke)

src/quantum-circuit.typ

@@ -48,12 +48,6 @@
   /// -> bool
   equal-row-heights: false, 
 
-  /// Foreground color, default for strokes, text, controls etc. If you want
-  /// to have dark-themed circuits, set this to white for instance and
-  /// update `wire` and `fill` accordingly.           
-  /// -> color
-  color: black,
-
   /// Default fill color for gates. 
   /// -> color
   fill: white,
@@ -100,7 +94,7 @@
   if children.named().len() > 0 { 
     panic("Unexpected named argument '" + children.named().keys().at(0) + "' for quantum-circuit()")
   }
-  if type(wire) == color { wire += .7pt }
+  if type(wire) == std.color { wire = .7pt }
   if type(wire) == length { wire += black }
 
   set text(wire.paint, size: font-size)
@@ -113,7 +107,6 @@
     wire: wire,
     padding: measure(line(length: gate-padding)).width,
     background: fill,
-    color: color,
     x-gate-size: none,
     multi: (wire-distance: 0pt)
   )

tests/gates/meter/test.typ

@@ -18,7 +18,6 @@
 #quantum-circuit(
   gate-padding: 2pt,
   wire: .2pt + red,
-  color: red,
   1, meter(label: $y$), 1, meter(n: 1, label: $lr(|plus.minus〉)$), meter(label: $phi/2$, n: 1, wire-count: 1), meter(target: 1, label: "a"), meter(n: 2, label: "a"), [\ ],
   1, gate($H$), 3, ctrl(), 2
 )