'''

Description: Script well let you place a bone or locator at the average location of the two selected verticies

'''
#!user/bin/env python

import maya.cmds as cmds

class avrPos:
    def __init__(self):
        #Creat the window, but first check to see if its created, if so, then delete it first
        if cmds.window('OG_PosPlace_v1.0', q=True, exists=True):
            cmds.deleteUI('OG_PosPlace_v1.0', window=True)
        #Create the actual gui window
        posGUI = cmds.window( title='OG_Pos_Place_v1.0', iconName='OG_POS', w=300, h=100, s=False)
        #delete the old prefs soo we can see the actual updated window
        if cmds.windowPref( posGUI, exists=True):
            cmds.windowPref( posGUI, remove=True)
        #Create the layout we want on the GUI
        posTypeForm = cmds.formLayout(numberOfDivisions=100)
        #store all text that will appear on the gui
        self.text1 = cmds.text( label='Select the verticies you want to position your utility!')
        #store and create all buttons in this gui
        pushButtonJnt = cmds.button( label="Place Joint", w=100, h=45, command='averagePos(bone=1)')
        pushButtonLoc = cmds.button( label="Place Locator", w=100, h=45, command='averagePos(loc=1)')
        #Now lets move all text and buttons around the GUI where we want them
        moveButtons = cmds.formLayout( posTypeForm, edit=True, attachForm=[(pushButtonJnt, 'bottom', 10), (pushButtonJnt, 'left', 25), (pushButtonLoc, 'bottom', 10), (pushButtonLoc, 'right', 45)])
        moveText = cmds.formLayout( posTypeForm, edit=True, attachForm=[(self.text1, 'top', 10), (self.text1, 'left', 5)])


        #execute the GUI to show
        cmds.showWindow( posGUI )

    def averagePos(self,bone=0, loc=0):
        #store the vert selection
        vertSel = cmds.filterExpand( ex=True, sm=31)

        #Raise an error if nothing is selected
        if not vertSel:
            raise RuntimeError('No verticies were selected')

        clustSet = cmds.cluster(n='Dummy_Cluster')

        if clustSet:
            clear = cmds.select(clear=True)
            if bone:
                mkobj = cmds.joint(p=(0,0,0))

            if loc:
                mkobj = cmds.spaceLocator(p=(0,0,0), n='Dummy_Position_LOC_')
            position = cmds.delete(cmds.pointConstraint(clustSet, mkobj, w=1))
            cmds.delete(clustSet)

if __name__=='__main__':
    avrPos()