From da3e8184de549d2e7f7728e3edfae71c964875d4 Mon Sep 17 00:00:00 2001
From: Luis Fernando Molina <Luis-Fernando-Molina@users.noreply.github.com>
Date: Thu, 13 Feb 2020 16:29:35 +0100
Subject: [PATCH] Autoscaling working

---
 ChartsSpace/CoordinateSystem.js | 29 ++++++++++++++++++++++++++++-
 ChartsSpace/TimeMachine.js      |  1 +
 Scales/RateScale.js             |  1 +
 3 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/ChartsSpace/CoordinateSystem.js b/ChartsSpace/CoordinateSystem.js
index 18e51602f..d302b080e 100644
--- a/ChartsSpace/CoordinateSystem.js
+++ b/ChartsSpace/CoordinateSystem.js
@@ -15,6 +15,9 @@ function newCoordinateSystem () {
     maxWidth: undefined,
     scale: undefined,
     eventHandler: undefined,
+    autosScale: true,
+    physics: physics,
+    reportValue: reportValue,
     zoomX: zoomX,
     zoomY: zoomY,
     recalculateScale: recalculateScale,
@@ -44,6 +47,9 @@ function newCoordinateSystem () {
   thisObject.eventHandler = newEventHandler()
   thisObject.eventHandler.name = 'Coordinate System'
 
+  let newMax = -VERY_LARGE_NUMBER
+  let newMin = VERY_LARGE_NUMBER
+
   return thisObject
 
   function finalize () {
@@ -65,6 +71,28 @@ function newCoordinateSystem () {
     recalculateScale()
   }
 
+  function physics () {
+    if (thisObject.autosScale === true) {
+      if (thisObject.max.y !== newMax || thisObject.min.y !== newMin) {
+        thisObject.min.y = newMin
+        thisObject.max.y = newMax
+
+        thisObject.scale.x = thisObject.maxWidth / (thisObject.max.x - thisObject.min.x)
+        thisObject.scale.y = thisObject.maxHeight / (thisObject.max.y - thisObject.min.y)
+      }
+
+      newMax = -VERY_LARGE_NUMBER
+      newMin = VERY_LARGE_NUMBER
+    }
+  }
+
+  function reportValue (value) {
+    if (thisObject.autosScale === true) {
+      if (value > newMax) { newMax = value }
+      if (value < newMin) { newMin = value }
+    }
+  }
+
   function zoomX (factor, mousePosition, container) {
     let mouseAtCointainer = unTransformThisPoint(mousePosition, container)
     let leftDistance = mouseAtCointainer.x
@@ -96,7 +124,6 @@ function newCoordinateSystem () {
   }
 
   function recalculateScale (event) {
-    /* Defines the initial Zoom level at center position. */
     thisObject.scale.x = thisObject.maxWidth / (thisObject.max.x - thisObject.min.x)
     thisObject.scale.y = thisObject.maxHeight / (thisObject.max.y - thisObject.min.y)
 
diff --git a/ChartsSpace/TimeMachine.js b/ChartsSpace/TimeMachine.js
index 170dd6d3a..64e5d2246 100644
--- a/ChartsSpace/TimeMachine.js
+++ b/ChartsSpace/TimeMachine.js
@@ -365,6 +365,7 @@ function newTimeMachine () {
 
   function physics () {
     thisObject.edgeEditor.physics()
+    timeMachineCoordinateSystem.physics()
 
     saveFrame(thisObject.payload, thisObject.container.frame)
     if (thisObject.container.frame.isInViewPort()) {
diff --git a/Scales/RateScale.js b/Scales/RateScale.js
index 687fa4c73..150a65fc3 100644
--- a/Scales/RateScale.js
+++ b/Scales/RateScale.js
@@ -163,6 +163,7 @@ function newRateScale () {
   }
 
   function readObjectState () {
+    return
     try {
       let code = JSON.parse(thisObject.payload.node.code)