# ***************************************************************************
# *   Copyright (c) 2019 Carlo Pavan <carlopav@gmail.com>                   *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
# *   as published by the Free Software Foundation; either version 2 of     *
# *   the License, or (at your option) any later version.                   *
# *   for detail see the LICENCE text file.                                 *
# *                                                                         *
# *   This program is distributed in the hope that it will be useful,       *
# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
# *   GNU Library General Public License for more details.                  *
# *                                                                         *
# *   You should have received a copy of the GNU Library General Public     *
# *   License along with this program; if not, write to the Free Software   *
# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
# *   USA                                                                   *
# *                                                                         *
# ***************************************************************************
"""Provide the support functions to Draft_Edit for Part objects."""
## @package gui_edit_part_objects
# \ingroup DRAFT
# \brief Provide the support functions to Draft_Edit for Part objects

__title__ = "FreeCAD Draft Edit Tool"
__author__ = ("Yorik van Havre, Werner Mayer, Martin Burbaum, Ken Cline, "
              "Dmitry Chigrin, Carlo Pavan")
__url__ = "https://www.freecadweb.org"


import FreeCAD as App
import DraftVecUtils


# PART::LINE--------------------------------------------------------------

def getPartLinePts(obj):
    editpoints = []
    editpoints.append(obj.Placement.multVec(App.Vector(obj.X1,obj.Y1,obj.Z1)))
    editpoints.append(obj.Placement.pl.multVec(App.Vector(obj.X2,obj.Y2,obj.Z2)))
    return editpoints


def updatePartLine(obj, nodeIndex, v):
    pt=obj.Placement.inverse().multVec(v)
    if nodeIndex == 0:
        obj.X1 = pt.x
        obj.Y1 = pt.y
        obj.Z1 = pt.z
    elif nodeIndex == 1:
        obj.X2 = pt.x
        obj.Y2 = pt.y
        obj.Z2 = pt.z

# PART::BOX---------------------------------------------------------------

def getPartBoxPts(self, obj):
    editpoints = []
    editpoints.append(obj.Placement.Base)
    editpoints.append(obj.Placement.multVec(App.Vector(obj.Length, 0, 0)))
    editpoints.append(obj.Placement.multVec(App.Vector(0, obj.Width, 0)))
    editpoints.append(obj.Placement.multVec(App.Vector(0, 0, obj.Height)))
    return editpoints


def updatePartBox(self, obj, nodeIndex, v):
    delta = obj.Placement.inverse().multVec(v)
    if nodeIndex == 0:
        obj.Placement.Base = v
    elif nodeIndex == 1:
        _vector = DraftVecUtils.project(delta, App.Vector(1, 0, 0))
        obj.Length = _vector.Length
    elif nodeIndex == 2:
        _vector = DraftVecUtils.project(delta, App.Vector(0, 1, 0))
        obj.Width = _vector.Length
    elif nodeIndex == 3:
        _vector = DraftVecUtils.project(delta, App.Vector(0, 0, 1))
        obj.Height = _vector.Length