From 2d2b8601a02fd0b66c4c57364e07c97b6203973d Mon Sep 17 00:00:00 2001
From: Victor Larchenko <victor99992@gmail.com>
Date: Thu, 3 Nov 2016 17:14:15 +0600
Subject: [PATCH] T466: Added progress indicator

---
 plugins/GCODEReader/GCODEReader.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/plugins/GCODEReader/GCODEReader.py b/plugins/GCODEReader/GCODEReader.py
index 9346c8cc4f..80d0e45260 100644
--- a/plugins/GCODEReader/GCODEReader.py
+++ b/plugins/GCODEReader/GCODEReader.py
@@ -9,6 +9,10 @@ from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 from UM.Math.Vector import Vector
 from UM.Math.AxisAlignedBox import AxisAlignedBox
 from UM.Application import Application
+from UM.Message import Message
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
 
 
 from cura import LayerDataBuilder
@@ -16,6 +20,7 @@ from cura import LayerDataDecorator
 from cura import LayerPolygon
 
 import numpy
+import math
 
 
 class GCODEReader(MeshReader):
@@ -92,6 +97,14 @@ class GCODEReader(MeshReader):
 
             file = open(file_name, "r")
 
+            file_lines = 0
+            current_line = 0
+            for line in file:
+                file_lines += 1
+            file.seek(0)
+
+            file_step = math.floor(file_lines / 100)
+
             layer_data = LayerDataBuilder.LayerDataBuilder()
 
             current_extruder = 1
@@ -102,6 +115,10 @@ class GCODEReader(MeshReader):
             current_e = 0
             current_layer = 0
 
+            message = Message(catalog.i18nc("@info:status", "Parsing GCODE"), lifetime=0, dismissable=False)
+            message.setProgress(0)
+            message.show()
+
             def CreatePolygon():
                 countvalid = False
                 for point in current_path:
@@ -142,6 +159,10 @@ class GCODEReader(MeshReader):
                 return True
 
             for line in file:
+                current_line += 1
+                if current_line % file_step == 0:
+                    # print(current_line/file_lines*100)
+                    message.setProgress(math.floor(current_line/file_lines*100))
                 if len(line) == 0:
                     continue
                 if line[0] == ";":
@@ -204,6 +225,8 @@ class GCODEReader(MeshReader):
             decorator.setLayerData(layer_mesh)
             scene_node.addDecorator(decorator)
 
+            message.hide()
+
             Application.getInstance().getPrintInformation()._pre_sliced = True
 
             scene_node.parentChanged.connect(self.parent_changed)