From 0bc860a5d67d39a2c5cb31344f8ff1345615ea84 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Fri, 24 Apr 2015 12:31:40 +0200
Subject: [PATCH 1/3] Layer view now has an awesome slider!

---
 LayerView.py  | 15 ++++++++++++---
 LayerView.qml | 35 +++++++++++++++++++++++++++++++++++
 __init__.py   |  3 ++-
 3 files changed, 49 insertions(+), 4 deletions(-)
 create mode 100644 LayerView.qml

diff --git a/LayerView.py b/LayerView.py
index 401ae862fd..f1acc8a6a4 100644
--- a/LayerView.py
+++ b/LayerView.py
@@ -7,11 +7,14 @@ class LayerView(View):
     def __init__(self):
         super().__init__()
         self._material = None
+        self._num_layers = 
+        self._layer_percentage = 0 #what percentage of layers need to be shown (SLider gives value between 0 - 100)
 
     def beginRendering(self):
         scene = self.getController().getScene()
         renderer = self.getRenderer()
         renderer.setRenderSelection(False)
+        self._num_layers = 0
 
         if not self._material:
             self._material = renderer.createMaterial(Resources.getPath(Resources.ShadersLocation, 'basic.vert'), Resources.getPath(Resources.ShadersLocation, 'vertexcolor.frag'))
@@ -22,11 +25,17 @@ class LayerView(View):
             if not node.render(renderer):
                 if node.getMeshData() and node.isVisible():
                     try:
-                        layerData = node.getMeshData().layerData
+                        layer_data = node.getMeshData().layerData
+                        if self._num_layers < len(layer_data.getLayers()):
+                            self._num_layers = len(layer_data.getLayers())
+                            
                     except AttributeError:
                         continue
 
-                    renderer.queueNode(node, mesh = layerData, material = self._material, mode = Renderer.RenderLines)
-
+                    renderer.queueNode(node, mesh = layer_data, material = self._material, mode = Renderer.RenderLines)
+    
+    def setLayer(self, value):
+        self._layer_percentage = value
+        
     def endRendering(self):
         pass
diff --git a/LayerView.qml b/LayerView.qml
new file mode 100644
index 0000000000..16c9768eef
--- /dev/null
+++ b/LayerView.qml
@@ -0,0 +1,35 @@
+import QtQuick 2.2
+import QtQuick.Controls 1.2
+import QtQuick.Layouts 1.1
+import QtQuick.Controls.Styles 1.1
+
+import UM 1.0 as UM
+
+Item 
+{
+    width: 250
+    height: 250
+    /*Rectangle 
+    {
+        color: "blue"
+        width: 250  
+        height:250
+    }*/
+    Slider 
+    {
+        width: 10
+        height: 250
+        anchors.right : parent.right
+        //anchors.fill: parent
+        //Layout.preferredHeight: UM.Theme.sizes.section.height;
+        orientation: Qt.Vertical
+        minimumValue: 0;
+        maximumValue: 100;
+
+        value: 50;
+        onValueChanged: UM.ActiveView.triggerAction("setLayer", value)
+
+        style: UM.Theme.styles.slider;
+        //Component.onCompleted: {console.log(UM.Theme.styles.slider)}
+    }
+}
\ No newline at end of file
diff --git a/__init__.py b/__init__.py
index 48da12a459..ef71dffe0d 100644
--- a/__init__.py
+++ b/__init__.py
@@ -7,7 +7,8 @@ def getMetaData():
             "name": "Layer View"
         },
         'view': {
-            'name': 'Layers'
+            'name': 'Layers',
+            'view_panel': 'LayerView.qml'
         }
     }
 

From ee52f96f296e8aa908cad5f9ce5e7213b7ca3996 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Fri, 24 Apr 2015 13:53:27 +0200
Subject: [PATCH 2/3] More documentation

---
 LayerView.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/LayerView.py b/LayerView.py
index f1acc8a6a4..b79f789f84 100644
--- a/LayerView.py
+++ b/LayerView.py
@@ -3,12 +3,13 @@ from UM.View.Renderer import Renderer
 from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 from UM.Resources import Resources
 
+## View used to display g-code paths.
 class LayerView(View):
     def __init__(self):
         super().__init__()
         self._material = None
         self._num_layers = 
-        self._layer_percentage = 0 #what percentage of layers need to be shown (SLider gives value between 0 - 100)
+        self._layer_percentage = 0 # what percentage of layers need to be shown (SLider gives value between 0 - 100)
 
     def beginRendering(self):
         scene = self.getController().getScene()
@@ -18,7 +19,6 @@ class LayerView(View):
 
         if not self._material:
             self._material = renderer.createMaterial(Resources.getPath(Resources.ShadersLocation, 'basic.vert'), Resources.getPath(Resources.ShadersLocation, 'vertexcolor.frag'))
-
             self._material.setUniformValue("u_color", [1.0, 0.0, 0.0, 1.0])
 
         for node in DepthFirstIterator(scene.getRoot()):
@@ -26,7 +26,7 @@ class LayerView(View):
                 if node.getMeshData() and node.isVisible():
                     try:
                         layer_data = node.getMeshData().layerData
-                        if self._num_layers < len(layer_data.getLayers()):
+                        if self._num_layers < len(layer_data.getLayers()): 
                             self._num_layers = len(layer_data.getLayers())
                             
                     except AttributeError:

From 2bde36790e7544738bd9e71ca35d2cde63c5b0a5 Mon Sep 17 00:00:00 2001
From: Jaime van Kessel <nallath@gmail.com>
Date: Fri, 24 Apr 2015 15:31:02 +0200
Subject: [PATCH 3/3] Fixed caused by cleanup

---
 LayerView.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LayerView.py b/LayerView.py
index b79f789f84..5f8a1f7d5f 100644
--- a/LayerView.py
+++ b/LayerView.py
@@ -8,7 +8,7 @@ class LayerView(View):
     def __init__(self):
         super().__init__()
         self._material = None
-        self._num_layers = 
+        self._num_layers = 0
         self._layer_percentage = 0 # what percentage of layers need to be shown (SLider gives value between 0 - 100)
 
     def beginRendering(self):