import maya.cmds as mc

#Center the pivot on all selected objects
def centerPivot():
    objectList = mc.ls(selection = True)

    if len(objectList) > 0:

        for object in objectList:

            mc.xform (object, cp = True,)
    else:
        print 'Please select the object or objects you would like to center the pivot on'

#Combine multiple meshes into one
def combineMeshes():
    selectedObjects = mc.ls(orderedSelection = True)
    currentUnitedPoly = selectedObjects[0]

    if(len(selectedObjects) > 1):
        mc.polyUnite(selectedObjects[0:len(selectedObjects)], name = 'Combined Mesh_#', ch = False, mergeUVSets = 1, centerPivot = True)
    else:
        print "Please select more than one object"

#Conforms all normals to the most popular normal direction
def conformNormals():

    objectList = mc.ls(selection = True)

    if len(objectList) > 0:

        for object in objectList:

            mc.polyNormal(object, normalMode = 2, userNormalMode = 0, ch = True)
    else:
        print 'Please select the object or objects you would like to conform normals on'

#Harden the selected edges
def hardenEdge():
    selectedObjects = mc.ls(orderedSelection = True)
    onlyEdges = mc.filterExpand(selectedObjects, sm= 32)
    mc.polySoftEdge (onlyEdges[0:len(onlyEdges)], a = 0, ch = 1)

#Soften selected edges
def softenEdge():
    selectedObjects = mc.ls(orderedSelection = True)
    onlyEdges = mc.filterExpand(selectedObjects, sm= 32)
    mc.polySoftEdge (onlyEdges[0:len(onlyEdges)], a = 180, ch = 1)

#Fills all holes in an object
def fillHoles():

    objectList = mc.ls(selection = True)

    if len(objectList) > 0:

        for object in objectList:

            mc.polyCloseBorder(object, ch = True)
    else:
        print 'Please select the object or objects you would like to conform normals on'

#Apply an aim constraint to 2 objects
def aimConstrain():
    selectedObjects = mc.ls(orderedSelection = True)

    if(len(selectedObjects) != 2):
        print 'Please only select 2 objects'

    else:
        cmds.aimConstraint( selectedObjects[0], selectedObjects[1],  aimVector=[1, 0, 0], name='object_aimConstraint_#')

#Apply a point constraint to 2 objects and determine if you want to maintain the offset on the objects
def pointConstrain():
    selectedObjects = mc.ls(orderedSelection = True)

    mop = mc.checkBox('mop', query = True, value = True)
    if(len(selectedObjects) != 2):
        print 'Please only select 2 objects'

    else:
        cmds.pointConstraint( selectedObjects[0], selectedObjects[1],  mo = mop, weight = 1, name='object_pointConstraint_#')

#Merge polygon verts dependent upon the set Threshold value
def mergeVertex():

    selectedObjects = mc.ls(orderedSelection = True)
    onlyVertices = mc.filterExpand(selectedObjects, sm=31)

    threshold = mc.floatSliderGrp('Threshold', query = True, value = True)

    if(len(onlyVertices) == 1):
        mc.polyMergeVertex (onlyVertices, d = threshold, am = 1, ch = 1)
    else:
        mc.polyMergeVertex (onlyVertices[0:len(onlyVertices)], d = threshold, am = 1, ch = 1)

def deleteHistory():
     selectedObjects = mc.ls(selection = True)
     for object in selectedObjects:
         mc.delete(object, ch = True)

def freezeTransform():
     selectedObjects = mc.ls(selection = True)
     for object in selectedObjects:
         mc.makeIdentity(object, apply = True, t = 1, r = 1, s = 1, n = 0, pn = 1)

def allThree():
    centerPivot()
    deleteHistory()
    freezeTransform()

def createToolKitWindow():

    if mc.window('Georges_Tool_Kit', exists = True):
        mc.deleteUI('Georges_Tool_Kit')

    mc.window('Georges_Tool_Kit', widthHeight = (500, 400), s = False)

    mc.columnLayout(adjustableColumn = True)
    mc.text(label = "George's Tool Kit", height = 50, font = 'boldLabelFont', bgc = [0.5, 0.5, 0.9])
    mc.separator (h=10, style = 'none')
    mc.separator (h=10, style = 'none')

    mc.button(label = 'Combine Meshes', command = 'combineMeshes()')
    mc.button(label = 'Conform Normals', command = 'conformNormals()')
    mc.button(label = 'Harden Edge', command = 'hardenEdge()')
    mc.button(label = 'Soften Edge', command = 'softenEdge()')
    mc.button(label = 'Fill Holes', command = 'fillHoles()')
    mc.button(label = 'Aim Constrain', command = 'aimConstrain()')
    mc.button(label = 'Point Constrain', command = 'pointConstrain()')
    mc.separator (h=10, style = 'none')
    mc.checkBox('mop', label = 'Maintain Offset', align = 'center')
    mc.separator (h=10, style = 'none')
    mc.button(label = 'Merge Vertex', command = 'mergeVertex()')
    mc.separator (h=10, style = 'none')
    mc.floatSliderGrp('Threshold', label = 'Threshold', field = True, minValue = 0, value = 10)
    mc.separator (h=10, style = 'none')
    mc.button(label = 'Center Pivot', command = 'centerPivot()')
    mc.button(label = 'Delete History', command = 'deleteHistory()')
    mc.button(label = 'Freeze Transformations', command = 'freezeTransform()')
    mc.button(label = 'CP + DH + FT', command = 'allThree()')
    mc.window('Georges_Tool_Kit', widthHeight = (500, 425), e = True)
    mc.showWindow('Georges_Tool_Kit')

createToolKitWindow()