From e7506dba6e4099aba779110f03e98074ba85d016 Mon Sep 17 00:00:00 2001
From: Pomax <pomax@nihongoresources.com>
Date: Tue, 11 Aug 2020 18:25:25 -0700
Subject: [PATCH] don't interact if we're already moving points

---
 chapters/flattening/cubic.js     | 2 +-
 chapters/flattening/quadratic.js | 2 +-
 chapters/whatis/interpolation.js | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/chapters/flattening/cubic.js b/chapters/flattening/cubic.js
index f34f1cb5..84552746 100644
--- a/chapters/flattening/cubic.js
+++ b/chapters/flattening/cubic.js
@@ -38,7 +38,7 @@ onKeyDown() {
 }
 
 onMouseMove() {
-  if (this.cursor.down) {
+  if (this.cursor.down && !this.currentPoint) {
     this.steps = round( map(this.cursor.y, 0,this.height, 24, 1) );
   }
   redraw();
diff --git a/chapters/flattening/quadratic.js b/chapters/flattening/quadratic.js
index d1213c26..f0219fb6 100644
--- a/chapters/flattening/quadratic.js
+++ b/chapters/flattening/quadratic.js
@@ -38,7 +38,7 @@ onKeyDown() {
 }
 
 onMouseMove() {
-  if (this.cursor.down) {
+  if (this.cursor.down && !this.currentPoint) {
     this.steps = round( map(this.cursor.y, 0,this.height, 16, 1) );
   }
   redraw();
diff --git a/chapters/whatis/interpolation.js b/chapters/whatis/interpolation.js
index f5e869de..0c04ac86 100644
--- a/chapters/whatis/interpolation.js
+++ b/chapters/whatis/interpolation.js
@@ -133,7 +133,7 @@ onMouseUp() {
 onMouseMove() {
     this.curve.update();
 
-    if (this.mark) {
+    if (this.mark && !this.currentPoint) {
         let diff = this.mark - this.cursor.y,
             mapped = map(diff, -this.height/2, this.height/2, 10, 90, true);
         this.step = mapped | 0;