From 0da400b126b4a008f0d4ba748665b4509cc5d95a Mon Sep 17 00:00:00 2001
From: Bill Rossi <bassguitarbill@gmail.com>
Date: Mon, 26 Jan 2026 16:59:07 -0500
Subject: [PATCH] Make clocks emptyable

---
 src/clock.js | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/clock.js b/src/clock.js
index e73d787..543c664 100644
--- a/src/clock.js
+++ b/src/clock.js
@@ -23,7 +23,7 @@ class Clock {
     this.canvas.addEventListener("mousemove", event => {
       this.mouse.x = event.offsetX
       this.mouse.y = event.offsetY
-      this.mouseWedges = this.wedgeContainingMouse()
+      this.mouseWedges = this.wedgeContainingMouse() + 1
     })
 
     this.canvas.addEventListener("mouseup", event => {
@@ -53,7 +53,14 @@ class Clock {
     ctx.fillRect(0, 0, this.canvas.width, this.canvas.height)
     ctx.lineWidth = 3
     for (let i = 0; i < this.numWedges; i++) this.drawWedge(i)
-    if (this.mouse) {
+    if (this.mouse && this.mouseWedges == 0) {
+      ctx.fillStyle = "black"
+      ctx.beginPath()
+      ctx.arc(this.canvas.width / 2, this.canvas.height / 2, this.splitRadius, 0, Math.PI * 2)
+      ctx.fill()
+    }
+
+    if (window.debug && this.mouse) {
       ctx.fillStyle = "black"
       ctx.beginPath()
       ctx.arc(this.mouse.x, this.mouse.y, 5, 0, Math.PI * 2)
@@ -76,10 +83,10 @@ class Clock {
     ctx.stroke()
 
     if (this.mouseWedges != null) {
-      if (i < this.filledWedges && (i <= this.mouseWedges)) {
+      if (i < this.filledWedges && (i < this.mouseWedges)) {
 	ctx.fillStyle = this.color
 	ctx.fill()
-      } else if (i < this.filledWedges || (i <= this.mouseWedges)) {
+      } else if (i < this.filledWedges || (i < this.mouseWedges)) {
 	ctx.fillStyle = this.hoverColor
 	ctx.fill()
       }
@@ -93,8 +100,12 @@ class Clock {
 
   wedgeContainingMouse() {
     if (!this.mouse) return false
+
     const x = (this.canvas.width / 2) - this.mouse.x
     const y = (this.canvas.width / 2) - this.mouse.y
+    const distanceSquared = (x * x) + (y * y)
+    if (distanceSquared < (this.splitRadius * this.splitRadius)) return -1
+
     let theta = Math.atan2(y, x) - (Math.PI / 2)
     if (theta < 0) theta += Math.PI * 2
     return Math.floor((theta / (2 * Math.PI)) * this.numWedges)