From 4e7dd306c437e6a8fc6ecaf79463dc9881aa4a03 Mon Sep 17 00:00:00 2001
From: Luis Fernando Molina <Luis-Fernando-Molina@users.noreply.github.com>
Date: Thu, 16 Jan 2020 11:28:57 +0100
Subject: [PATCH] Bug fixes

---
 Panels/LayersPanel.js | 10 +++++++++-
 Spaces/ChartSpace.js  |  7 +++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/Panels/LayersPanel.js b/Panels/LayersPanel.js
index e8a8e9ec3..3ef32dbbd 100644
--- a/Panels/LayersPanel.js
+++ b/Panels/LayersPanel.js
@@ -27,6 +27,7 @@ function newProductsPanel () {
   const LAYER_SEPARATION = 0
   let panelTabButton
 
+  let visible = true
   let heatherHeight = 60
   let footerHeight = 15
   let layerHeight = 90
@@ -135,6 +136,13 @@ function newProductsPanel () {
 
   function panelSizePhysics () {
     let viewPortHeight = viewPort.visibleArea.bottomLeft.y - viewPort.visibleArea.topLeft.y
+
+    if (viewPortHeight < heatherHeight) {
+      visible = false
+    } else {
+      visible = true
+    }
+
     if (desiredPanelHeight > viewPortHeight) {
       posibleVisibleLayers = Math.trunc((viewPortHeight - heatherHeight - footerHeight) / (layerHeight + LAYER_SEPARATION))
     } else {
@@ -304,7 +312,7 @@ function newProductsPanel () {
   }
 
   function draw () {
-    if (isInitialized === false) { return }
+    if (isInitialized === false || visible === false) { return }
 
     // thisObject.container.frame.draw(false, false, false, thisObject.fitFunction)
 
diff --git a/Spaces/ChartSpace.js b/Spaces/ChartSpace.js
index 5726e7ebb..a9a2b8118 100644
--- a/Spaces/ChartSpace.js
+++ b/Spaces/ChartSpace.js
@@ -242,10 +242,14 @@ function newChartSpace () {
     }
 
     function initializeTimeMachine (node, syncWithDesignerLoop) {
+      if (node.payload === undefined) { return } // not ready to consider this Time Machine
+      if (node.payload.uiObject === undefined) { return }
+
       let timeMachine = newTimeMachine()
       timeMachine.syncWithDesignerLoop = syncWithDesignerLoop
       timeMachine.payload = node.payload
       timeMachine.nodeId = node.id
+
       timeMachinesMap.set(node.id, timeMachine)
       timeMachine.payload.uiObject.setValue('Loading...')
 
@@ -282,6 +286,9 @@ function newChartSpace () {
   function childrenPhysics () {
     for (let i = 0; i < thisObject.timeMachines.length; i++) {
       let timeMachine = thisObject.timeMachines[i]
+      if (timeMachine.payload.node === undefined) {
+        continue
+      }
 
       if (timeMachine.container.frame.isInViewPort()) {
         timeMachine.physics()