From 14e877bd2e19f7f8b5521906efd0831b307e4340 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Thu, 21 Oct 2021 23:47:21 -0400
Subject: [PATCH] do not create do action when no widgets present. fix first
 retraction in part loop in some circumstances

---
 src/kiri/do.js         | 9 +++++++++
 src/mode/fdm/export.js | 2 +-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/kiri/do.js b/src/kiri/do.js
index 1d6cffc5..8477cef3 100644
--- a/src/kiri/do.js
+++ b/src/kiri/do.js
@@ -95,6 +95,9 @@ kiri.load(function(API) {
     event.on('selection.rotate', (rec) => {
         let type = "rotate";
         let widgets = API.selection.widgets(true);
+        if (!widgets.length) {
+            return;
+        }
         let {x, y, z} = rec;
         if (!(x || y || z)) {
             return;
@@ -120,6 +123,9 @@ kiri.load(function(API) {
             return;
         }
         let widgets = API.selection.widgets(true);
+        if (!widgets.length) {
+            return;
+        }
         let type = "scale";
         pushActions({
             redo: {
@@ -144,6 +150,9 @@ kiri.load(function(API) {
     // move complete (store updated position)
     event.on('mouse.drag.done', () => {
         let widgets = API.selection.widgets(true);
+        if (!widgets.length) {
+            return;
+        }
         let type = "move";
         pushActions({
             redo: {
diff --git a/src/mode/fdm/export.js b/src/mode/fdm/export.js
index 27d8fedd..51f936f4 100644
--- a/src/mode/fdm/export.js
+++ b/src/mode/fdm/export.js
@@ -51,7 +51,7 @@
             emitted = 0,
             retracted = 0,
             pos = {x:0, y:0, z:0, f:0},
-            lout = null,
+            lout = {x:0, y:0, z:0},
             last = null,
             zpos = 0,
             bmax = 0,