MVP

Slcr.py

@@ -37,10 +37,37 @@ def slice():
         DialogUtil.showErrorMessage(e)
 
 def sliceInfo():
-    pass
+    try:
+        doc=SlcrDoc()
+        doc.exportVisible()
+        doc.generateGcode()
+
+        patterns=[
+            "; generated by",
+            "; total filament cost",
+            "; estimated printing time",
+            "; filament used"
+        ]
+
+        message=""
+        for line in open(doc.getGcodeFileName()):
+            for pattern in patterns:
+                if pattern in line:
+                    message+=line
+
+        DialogUtil.showInfoMessage(message)
+
+    except Exception as e:
+        DialogUtil.showErrorMessage(e)
 
 def exportGcode():
-    pass
+    try:
+        doc=SlcrDoc()
+        doc.exportVisible()
+        doc.generateGcode()
+
+    except Exception as e:
+        DialogUtil.showErrorMessage(e)
 
 def devReload():
     if not os.path.isfile(os.path.dirname(__file__)+"/__dev__.py"):

SlcrDialogUtil.py

@@ -5,4 +5,10 @@ def showErrorMessage(err):
         message=str(err)
         dialog=QtGui.QMessageBox(QtGui.QMessageBox.Critical,'Error',message)
         dialog.setWindowModality(QtCore.Qt.ApplicationModal)
+        dialog.exec_()
+
+    def showInfoMessage(err):
+        message=str(err)
+        dialog=QtGui.QMessageBox(QtGui.QMessageBox.Information,'Info',message)
+        dialog.setWindowModality(QtCore.Qt.ApplicationModal)
         dialog.exec_()

SlcrDoc.py

@@ -1,6 +1,4 @@
-import FreeCAD
-import os
-import Mesh
+import FreeCAD, os, Mesh, subprocess
 
 class SlcrDoc:
     def __init__(self):
@@ -46,3 +44,31 @@ def getStlFileName(self):
             raise Exception("Please save the document first to give it a filename.")
 
         return os.path.splitext(self.doc.FileName)[0]+".stl"
+
+    def getGcodeFileName(self):
+        if self.doc.FileName=="":
+            raise Exception("Please save the document first to give it a filename.")
+
+        return os.path.splitext(self.doc.FileName)[0]+".gcode"
+
+    def generateGcode(self):
+        preferences=FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/slcr")
+        slic3rPath=preferences.GetString('slic3rPath')
+        if not slic3rPath.strip():
+            raise Exception("Please set the path to the slic3r executable in preferences")
+
+        slic3rIniPath=preferences.GetString('slic3rIniPath')
+        if not slic3rIniPath.strip():
+            raise Exception("Please set the path to the slic3r profile .ini in preferences")
+
+        slic3rOpts=[
+            slic3rPath,
+            "--no-gui",
+            "--load",
+            slic3rIniPath,
+            self.getStlFileName(),
+            "--output",
+            self.getGcodeFileName()
+        ]
+
+        subprocess.check_output(slic3rOpts)