From 74a8ee09880930c8d003c5310fe978fb46320a7d Mon Sep 17 00:00:00 2001
From: unsettledgames <47360416+unsettledgames@users.noreply.github.com>
Date: Wed, 24 Jun 2020 12:51:09 +0200
Subject: [PATCH] Implemented history state for adding layers

---
 js/_history.js | 20 +++++++++++++++++---
 js/_layer.js   |  1 +
 2 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/js/_history.js b/js/_history.js
index e0597fb..3adb15a 100644
--- a/js/_history.js
+++ b/js/_history.js
@@ -27,8 +27,24 @@ function HistoryStateMoveLayer() {
 
 }
 
-function HistoryStateAddLayer() {
+//TODO: finisci
+function HistoryStateAddLayer(layerData) {
+    this.added = layerData;
 
+    this.undo = function() {
+        redoStates.push(this);
+        // un po' brutale onestamente
+        this.added.selectLayer();
+        deleteLayer();
+
+    };
+
+    this.redo = function() {
+        undoStates.push(this);
+        addLayer();
+    };
+
+    saveHistoryState(this);
 }
 
 //prototype for undoing canvas changes
@@ -37,7 +53,6 @@ function HistoryStateEditCanvas () {
     this.layerID = currentLayer.id;
 
     this.undo = function () {
-        console.log("id: " + this.layerID);
 
         var stateLayer = getLayerByID(this.layerID);
         var currentCanvas = stateLayer.context.getImageData(0, 0, canvasSize[0], canvasSize[1]);
@@ -50,7 +65,6 @@ function HistoryStateEditCanvas () {
     };
 
     this.redo = function () {
-        console.log("id: " + this.layerID);
 
         var stateLayer = getLayerByID(this.layerID);
         var currentCanvas = stateLayer.context.getImageData(0, 0, canvasSize[0], canvasSize[1]);
diff --git a/js/_layer.js b/js/_layer.js
index bb77d6d..1c9a840 100644
--- a/js/_layer.js
+++ b/js/_layer.js
@@ -518,4 +518,5 @@ function addLayer() {
     
     // Insert it before the Add layer button
     layerList.insertBefore(toAppend, layerList.childNodes[0]);
+    new HistoryStateAddLayer(newLayer);
 }
\ No newline at end of file