# ***************************************************************************
# *   Copyright (c) 2009, 2010 Yorik van Havre <yorik@uncreated.net>        *
# *   Copyright (c) 2009, 2010 Ken Cline <cline@frii.com>                   *
# *   Copyright (c) 2019, 2020 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 Arch objects."""
## @package gui_edit_arch_objects
# \ingroup DRAFT
# \brief Provide the support functions to Draft_Edit for Arch 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 math
import FreeCAD as App

from draftutils.translate import translate


def get_supported_sketcher_objects():
    return ["Sketch", "Sketcher::SketchObject", 
            ]

# SKETCH: just if it's composed by a single segment-----------------------

def getSketchPts(obj):
    """Return the list of edipoints for the given single line sketch.

    (WallTrace)
    0 : startpoint
    1 : endpoint
    """
    editpoints = []
    if obj.GeometryCount == 1:
        editpoints.append(obj.getPoint(0,1))
        editpoints.append(obj.getPoint(0,2))
        return editpoints
    else:
        _wrn = translate("draft", "Sketch is too complex to edit: "
                                  "it is suggested to use sketcher default editor")
        App.Console.PrintWarning(_wrn + "\n")
        return None


def updateSketch(obj, nodeIndex, v):
    """Move a single line sketch vertex a certain displacement.

    (single segment sketch object, node index as Int, App.Vector)
    move a single line sketch (WallTrace) vertex according to a given App.Vector
    0 : startpoint
    1 : endpoint
    """
    if nodeIndex == 0:
        obj.movePoint(0, 1, v)
    elif nodeIndex == 1:
        obj.movePoint(0, 2, v)
    obj.recompute()