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Macro_SimpleProperties.FCMacro

#!/usr/bin/python
#####################################
# Copyright (c) openBrain 2019
# Licensed under LGPL v2
#
# This FreeCAD macro will give basic properties of the selected object (volume, boundbox, ...)
#
#
# Version history :
# *0.7 : some typo improvement + commenting
# *0.6 : check if selected object has a valid shape
# *0.5 : beta release
#
#####################################

__Name__ = 'SimpleProperties'
__Comment__ = 'Gives basic properties of object (volume, boundbox, ...)'
__Author__ = 'openBrain'
__Version__ = '0.7'
__Date__ = '2019-06-10'
__License__ = 'LGPL v2'
__Web__ = 'https://wiki.freecad.org/Macro_SimpleProperties'
__Wiki__ = 'https://wiki.freecad.org/Macro_SimpleProperties'
__Icon__ = ''
__Help__ = 'Select an object and run the macro'
__Status__ = 'Beta'
__Requires__ = 'FreeCAD >= 0.17'

__dbg__ = False #True for debugging
SIGNUM = '%.3g' #Set the display format of numbers

from PySide import QtGui

def cslM(msg): #Print message in console
    FreeCAD.Console.PrintMessage('\n')
    FreeCAD.Console.PrintMessage(msg)

def cslW(msg): #Print warning in console
    FreeCAD.Console.PrintMessage('\n')
    FreeCAD.Console.PrintWarning(msg)

def cslE(msg): #Print error in console
    FreeCAD.Console.PrintMessage('\n')
    FreeCAD.Console.PrintError(msg)

def cslD(msg): #Print debug message in console
    if __dbg__:
        FreeCAD.Console.PrintMessage('\n')
        FreeCAD.Console.PrintMessage("Debug : " + str(msg))

if __dbg__:  ##Clear report view in debug mode
    FreeCADGui.getMainWindow().findChild(QtGui.QTextEdit, "Report view").clear()

cslM("Starting Simple Properties macro")

if len(Gui.Selection.getSelection()) != 1: ##If not exactly one object selected, warn user & quit
    cslE("One and only one object shall be selected ... Exiting")
elif not ("Shape" in Gui.Selection.getSelection()[0].PropertiesList): ##If selected object has no shape, warn user & exit
    cslE("Selected object has no valid shape ... Exiting") 
else:
    obj = Gui.Selection.getSelection()[0] #Get selected object
    retStr = ""
    if len(Gui.Selection.getSelectionEx()[0].SubObjects) != 1: #If several object subobjects have been selected, ignore & warn user
        cslW("No or several subobject(s) selected, will be ignored")
    else:
        objEx = Gui.Selection.getSelectionEx()[0].SubObjects[0] #If one subobject selected
        if isinstance(objEx, Part.Edge): ##If it's an edge, print its length
            retStr += "Edge length : " + '%s' % float(SIGNUM % (objEx.Length)) + " mm\n"
        elif isinstance(objEx, Part.Face): ##If it's a face, print its area
            retStr += "Face area : " + '%s' % float(SIGNUM % (objEx.Area/1000000)) + " m2\n"
        else: ##If other (unsupported) type, warn user
            cslD("Subobject type : " + str(objEx.ShapeType))
            cslW("Unsupported type of subobject")
    retStr += "Object volume : " + '%s' % float(SIGNUM % (obj.Shape.Volume/1000000)) + " l\n" #Print object volume
    bb = obj.Shape.BoundBox #Get object boundbox
    retStr += "Object boundbox : " + '%s' % float(SIGNUM % (bb.XLength)) + " x " + '%s' % float(SIGNUM % (bb.YLength)) + " x " + '%s' % float(SIGNUM % (bb.ZLength)) + " mm" + "\n" #Print object boundbox dimensions
    QtGui.QMessageBox(QtGui.QMessageBox.Information, "Object Simple Props",retStr).exec_() #Display information in a message box
    cslM("End")