Add angle style

cetz-package · Dec 27, 2023 · 57d359f · 57d359f
1 parent fa28e1e
commit 57d359f
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diff --git a/src/mark.typ b/src/mark.typ
@@ -115,6 +115,16 @@
     style.stroke = util.resolve-stroke(style.stroke)
     style.stroke.thickness = util.resolve-number(ctx, style.stroke.thickness)
 
+    if "angle" in style and style.angle != none {
+      if type(style.angle) == angle {
+        style.width = calc.tan(style.angle / 2) * style.length * 2
+      } else {
+        // (angle, number)
+        style.length = calc.cos(style.angle.first()) * style.angle.last()
+        style.width = calc.sin(style.angle.first() / 2) * 2 * style.angle.last()
+      }
+    }
+
     for (k, v) in style {
       if k in ("length", "width", "inset", "sep") {
         style.insert(k, if type(v) == ratio {

diff --git a/src/styles.typ b/src/styles.typ
@@ -31,6 +31,7 @@
     harpoon: false,
     flip: false,
     reverse: false,
+    angle: none,
     /// If true, the mark points in the direction of the secant from
     /// its base to its tip. If false, the tangent at the marks tip is used.
     flex: true,