freecad-cam/Mod/Draft/draftguitools/gui_move.py
2026-02-01 01:59:24 +01:00

328 lines
13 KiB
Python

# ***************************************************************************
# * (c) 2009, 2010 Yorik van Havre <yorik@uncreated.net> *
# * (c) 2009, 2010 Ken Cline <cline@frii.com> *
# * (c) 2020 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * 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. *
# * *
# * FreeCAD 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 FreeCAD; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
"""Provides GUI tools to move objects in the 3D space."""
## @package gui_move
# \ingroup draftguitools
# \brief Provides GUI tools to move objects in the 3D space.
## \addtogroup draftguitools
# @{
from PySide.QtCore import QT_TRANSLATE_NOOP
import FreeCAD as App
import FreeCADGui as Gui
import Draft_rc
import DraftVecUtils
import draftutils.groups as groups
import draftutils.todo as todo
import draftguitools.gui_base_original as gui_base_original
import draftguitools.gui_tool_utils as gui_tool_utils
import draftguitools.gui_trackers as trackers
from draftutils.messages import _msg, _err, _toolmsg
from draftutils.translate import translate
from draftguitools.gui_subelements import SubelementHighlight
# The module is used to prevent complaints from code checkers (flake8)
True if Draft_rc.__name__ else False
class Move(gui_base_original.Modifier):
"""Gui Command for the Move tool."""
def GetResources(self):
"""Set icon, menu and tooltip."""
return {'Pixmap': 'Draft_Move',
'Accel': "M, V",
'MenuText': QT_TRANSLATE_NOOP("Draft_Move", "Move"),
'ToolTip': QT_TRANSLATE_NOOP("Draft_Move", "Moves the selected objects from one base point to another point.\nIf the \"copy\" option is active, it will create displaced copies.\nCTRL to snap, SHIFT to constrain.")}
def Activated(self):
"""Execute when the command is called."""
super().Activated(name="Move",
is_subtool=isinstance(App.activeDraftCommand,
SubelementHighlight))
if not self.ui:
return
self.ghosts = []
self.get_object_selection()
def get_object_selection(self):
"""Get the object selection."""
if Gui.Selection.getSelectionEx():
return self.proceed()
self.ui.selectUi(on_close_call=self.finish)
_msg(translate("draft", "Select an object to move"))
self.call = \
self.view.addEventCallback("SoEvent", gui_tool_utils.selectObject)
def proceed(self):
"""Continue with the command after a selection has been made."""
if self.call:
self.view.removeEventCallback("SoEvent", self.call)
self.selected_objects = Gui.Selection.getSelection()
self.selected_objects = \
groups.get_group_contents(self.selected_objects,
addgroups=True,
spaces=True,
noarchchild=True)
self.selected_subelements = Gui.Selection.getSelectionEx()
self.ui.lineUi(title=translate("draft", self.featureName), icon="Draft_Move")
self.ui.modUi()
if self.copymode:
self.ui.isCopy.setChecked(True)
self.ui.xValue.setFocus()
self.ui.xValue.selectAll()
self.call = self.view.addEventCallback("SoEvent", self.action)
_toolmsg(translate("draft", "Pick start point"))
def finish(self, cont=False):
"""Terminate the operation.
Parameters
----------
cont: bool or None, optional
Restart (continue) the command if `True`, or if `None` and
`ui.continueMode` is `True`.
"""
self.end_callbacks(self.call)
for ghost in self.ghosts:
ghost.finalize()
super().finish()
if cont or (cont is None and self.ui and self.ui.continueMode):
todo.ToDo.delayAfter(self.Activated, [])
def action(self, arg):
"""Handle the 3D scene events.
This is installed as an EventCallback in the Inventor view.
Parameters
----------
arg: dict
Dictionary with strings that indicates the type of event received
from the 3D view.
"""
if arg["Type"] == "SoKeyboardEvent" and arg["Key"] == "ESCAPE":
self.finish()
elif arg["Type"] == "SoLocation2Event":
self.handle_mouse_move_event(arg)
elif (arg["Type"] == "SoMouseButtonEvent"
and arg["State"] == "DOWN"
and arg["Button"] == "BUTTON1"):
self.handle_mouse_click_event(arg)
def handle_mouse_move_event(self, arg):
"""Handle the mouse when moving."""
for ghost in self.ghosts:
ghost.off()
self.point, ctrlPoint, info = gui_tool_utils.getPoint(self, arg)
if len(self.node) > 0:
last = self.node[len(self.node) - 1]
if self.point:
self.vector = self.point.sub(last)
else:
self.vector = None
for ghost in self.ghosts:
if self.vector:
ghost.move(self.vector)
ghost.on()
if self.extendedCopy:
if not gui_tool_utils.hasMod(arg, gui_tool_utils.get_mod_alt_key()):
self.finish()
gui_tool_utils.redraw3DView()
def handle_mouse_click_event(self, arg):
"""Handle the mouse when the first button is clicked."""
if not self.ghosts:
self.set_ghosts()
if not self.point:
return
self.ui.redraw()
if self.node == []:
self.node.append(self.point)
self.ui.isRelative.show()
for ghost in self.ghosts:
ghost.on()
_toolmsg(translate("draft", "Pick end point"))
if self.planetrack:
self.planetrack.set(self.point)
else:
last = self.node[0]
self.vector = self.point.sub(last)
self.move(self.ui.isCopy.isChecked()
or gui_tool_utils.hasMod(arg, gui_tool_utils.get_mod_alt_key()))
if gui_tool_utils.hasMod(arg, gui_tool_utils.get_mod_alt_key()):
self.extendedCopy = True
else:
self.finish(cont=None)
def set_ghosts(self):
"""Set the ghost to display."""
for ghost in self.ghosts:
ghost.remove()
if self.ui.isSubelementMode.isChecked():
self.ghosts = self.get_subelement_ghosts()
else:
self.ghosts = [trackers.ghostTracker(self.selected_objects)]
def get_subelement_ghosts(self):
"""Get ghost for the subelements (vertices, edges)."""
import Part
ghosts = []
for sel in Gui.Selection.getSelectionEx("", 0):
for sub in sel.SubElementNames if sel.SubElementNames else [""]:
if "Vertex" in sub or "Edge" in sub:
shape = Part.getShape(sel.Object, sub, needSubElement=True, retType=0)
ghosts.append(trackers.ghostTracker(shape))
return ghosts
def move(self, is_copy=False):
"""Perform the move of the subelements or the entire object."""
if self.ui.isSubelementMode.isChecked():
self.move_subelements(is_copy)
else:
self.move_object(is_copy)
def move_subelements(self, is_copy):
"""Move the subelements."""
Gui.addModule("Draft")
try:
if is_copy:
self.commit(translate("draft", "Copy"),
self.build_copy_subelements_command())
else:
self.commit(translate("draft", "Move"),
self.build_move_subelements_command())
except Exception:
_err(translate("draft", "Some subelements could not be moved."))
def build_copy_subelements_command(self):
"""Build the string to commit to copy the subelements."""
import Part
command = []
arguments = []
E = len("Edge")
for obj in self.selected_subelements:
for index, subelement in enumerate(obj.SubObjects):
if not isinstance(subelement, Part.Edge):
continue
_edge_index = int(obj.SubElementNames[index][E:]) - 1
_cmd = '['
_cmd += 'FreeCAD.ActiveDocument.'
_cmd += obj.ObjectName + ', '
_cmd += str(_edge_index) + ', '
_cmd += DraftVecUtils.toString(self.vector)
_cmd += ']'
arguments.append(_cmd)
all_args = ', '.join(arguments)
command.append('Draft.copy_moved_edges([' + all_args + '])')
command.append('FreeCAD.ActiveDocument.recompute()')
return command
def build_move_subelements_command(self):
"""Build the string to commit to move the subelements."""
import Part
command = []
V = len("Vertex")
E = len("Edge")
for obj in self.selected_subelements:
for index, subelement in enumerate(obj.SubObjects):
if isinstance(subelement, Part.Vertex):
_vertex_index = int(obj.SubElementNames[index][V:]) - 1
_cmd = 'Draft.move_vertex'
_cmd += '('
_cmd += 'FreeCAD.ActiveDocument.'
_cmd += obj.ObjectName + ', '
_cmd += str(_vertex_index) + ', '
_cmd += DraftVecUtils.toString(self.vector)
_cmd += ')'
command.append(_cmd)
elif isinstance(subelement, Part.Edge):
_edge_index = int(obj.SubElementNames[index][E:]) - 1
_cmd = 'Draft.move_edge'
_cmd += '('
_cmd += 'FreeCAD.ActiveDocument.'
_cmd += obj.ObjectName + ', '
_cmd += str(_edge_index) + ', '
_cmd += DraftVecUtils.toString(self.vector)
_cmd += ')'
command.append(_cmd)
command.append('FreeCAD.ActiveDocument.recompute()')
return command
def move_object(self, is_copy):
"""Move the object."""
_doc = 'FreeCAD.ActiveDocument.'
_selected = self.selected_objects
objects = '['
objects += ', '.join([_doc + obj.Name for obj in _selected])
objects += ']'
Gui.addModule("Draft")
_cmd = 'Draft.move'
_cmd += '('
_cmd += objects + ', '
_cmd += DraftVecUtils.toString(self.vector) + ', '
_cmd += 'copy=' + str(is_copy)
_cmd += ')'
_cmd_list = [_cmd,
'FreeCAD.ActiveDocument.recompute()']
_mode = "Copy" if is_copy else "Move"
self.commit(translate("draft", _mode),
_cmd_list)
def numericInput(self, numx, numy, numz):
"""Validate the entry fields in the user interface.
This function is called by the toolbar or taskpanel interface
when valid x, y, and z have been entered in the input fields.
"""
self.point = App.Vector(numx, numy, numz)
if not self.node:
self.node.append(self.point)
self.ui.isRelative.show()
self.ui.isCopy.show()
for ghost in self.ghosts:
ghost.on()
_toolmsg(translate("draft", "Pick end point"))
else:
last = self.node[-1]
self.vector = self.point.sub(last)
self.move(self.ui.isCopy.isChecked())
self.finish(cont=None)
Gui.addCommand('Draft_Move', Move())
## @}