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FlatCAMObj.py
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############################################################
# FlatCAM: 2D Post-processing for Manufacturing #
# http://flatcam.org #
# Author: Juan Pablo Caram (c) #
# Date: 2/5/2014 #
# MIT Licence #
############################################################
from io import StringIO
from PyQt5 import QtCore, QtGui
from PyQt5.QtCore import Qt
from copy import copy, deepcopy
import inspect # TODO: For debugging only.
from shapely.geometry.base import JOIN_STYLE
from datetime import datetime
import FlatCAMApp
from ObjectUI import *
from FlatCAMCommon import LoudDict
from FlatCAMEditor import FlatCAMGeoEditor
from camlib import *
from VisPyVisuals import ShapeCollectionVisual
import itertools
# Interrupts plotting process if FlatCAMObj has been deleted
class ObjectDeleted(Exception):
pass
class ValidationError(Exception):
def __init__(self, message, errors):
super().__init__(message)
self.errors = errors
########################################
## FlatCAMObj ##
########################################
class FlatCAMObj(QtCore.QObject):
"""
Base type of objects handled in FlatCAM. These become interactive
in the GUI, can be plotted, and their options can be modified
by the user in their respective forms.
"""
# Instance of the application to which these are related.
# The app should set this value.
app = None
def __init__(self, name):
"""
Constructor.
:param name: Name of the object given by the user.
:return: FlatCAMObj
"""
QtCore.QObject.__init__(self)
# View
self.ui = None
self.options = LoudDict(name=name)
self.options.set_change_callback(self.on_options_change)
self.form_fields = {}
self.kind = None # Override with proper name
# self.shapes = ShapeCollection(parent=self.app.plotcanvas.vispy_canvas.view.scene)
self.shapes = self.app.plotcanvas.new_shape_group()
self.item = None # Link with project view item
self.muted_ui = False
self.deleted = False
self._drawing_tolerance = 0.01
# assert isinstance(self.ui, ObjectUI)
# self.ui.name_entry.returnPressed.connect(self.on_name_activate)
# self.ui.offset_button.clicked.connect(self.on_offset_button_click)
# self.ui.scale_button.clicked.connect(self.on_scale_button_click)
def __del__(self):
pass
def __str__(self):
return "<FlatCAMObj({:12s}): {:20s}>".format(self.kind, self.options["name"])
def from_dict(self, d):
"""
This supersedes ``from_dict`` in derived classes. Derived classes
must inherit from FlatCAMObj first, then from derivatives of Geometry.
``self.options`` is only updated, not overwritten. This ensures that
options set by the app do not vanish when reading the objects
from a project file.
:param d: Dictionary with attributes to set.
:return: None
"""
for attr in self.ser_attrs:
if attr == 'options':
self.options.update(d[attr])
else:
setattr(self, attr, d[attr])
def on_options_change(self, key):
# Update form on programmatically options change
self.set_form_item(key)
# Set object visibility
if key == 'plot':
self.visible = self.options['plot']
# self.emit(QtCore.SIGNAL("optionChanged"), key)
self.optionChanged.emit(key)
def set_ui(self, ui):
self.ui = ui
self.form_fields = {"name": self.ui.name_entry}
assert isinstance(self.ui, ObjectUI)
self.ui.name_entry.returnPressed.connect(self.on_name_activate)
self.ui.offset_button.clicked.connect(self.on_offset_button_click)
self.ui.scale_button.clicked.connect(self.on_scale_button_click)
self.ui.offsetvector_entry.returnPressed.connect(self.on_offset_button_click)
self.ui.scale_entry.returnPressed.connect(self.on_scale_button_click)
# self.ui.skew_button.clicked.connect(self.on_skew_button_click)
def build_ui(self):
"""
Sets up the UI/form for this object. Show the UI
in the App.
:return: None
:rtype: None
"""
self.muted_ui = True
FlatCAMApp.App.log.debug(str(inspect.stack()[1][3]) + "--> FlatCAMObj.build_ui()")
# Remove anything else in the box
# box_children = self.app.ui.notebook.selected_contents.get_children()
# for child in box_children:
# self.app.ui.notebook.selected_contents.remove(child)
# while self.app.ui.selected_layout.count():
# self.app.ui.selected_layout.takeAt(0)
# Put in the UI
# box_selected.pack_start(sw, True, True, 0)
# self.app.ui.notebook.selected_contents.add(self.ui)
# self.app.ui.selected_layout.addWidget(self.ui)
try:
self.app.ui.selected_scroll_area.takeWidget()
except:
self.app.log.debug("Nothing to remove")
self.app.ui.selected_scroll_area.setWidget(self.ui)
self.muted_ui = False
def on_name_activate(self):
old_name = copy(self.options["name"])
new_name = self.ui.name_entry.get_value()
# update the SHELL auto-completer model data
try:
self.app.myKeywords.remove(old_name)
self.app.myKeywords.append(new_name)
self.app.shell._edit.set_model_data(self.app.myKeywords)
except:
log.debug("on_name_activate() --> Could not remove the old object name from auto-completer model list")
self.options["name"] = self.ui.name_entry.get_value()
self.app.inform.emit("[success]Name changed from %s to %s" % (old_name, new_name))
def on_offset_button_click(self):
self.app.report_usage("obj_on_offset_button")
self.read_form()
vect = self.ui.offsetvector_entry.get_value()
self.offset(vect)
self.plot()
self.app.object_changed.emit(self)
def on_scale_button_click(self):
self.app.report_usage("obj_on_scale_button")
self.read_form()
factor = self.ui.scale_entry.get_value()
self.scale(factor)
self.plot()
self.app.object_changed.emit(self)
def on_skew_button_click(self):
self.app.report_usage("obj_on_skew_button")
self.read_form()
xangle = self.ui.xangle_entry.get_value()
yangle = self.ui.yangle_entry.get_value()
self.skew(xangle, yangle)
self.plot()
self.app.object_changed.emit(self)
def to_form(self):
"""
Copies options to the UI form.
:return: None
"""
FlatCAMApp.App.log.debug(str(inspect.stack()[1][3]) + " --> FlatCAMObj.to_form()")
for option in self.options:
try:
self.set_form_item(option)
except:
self.app.log.warning("Unexpected error:", sys.exc_info())
def read_form(self):
"""
Reads form into ``self.options``.
:return: None
:rtype: None
"""
FlatCAMApp.App.log.debug(str(inspect.stack()[1][3]) + "--> FlatCAMObj.read_form()")
for option in self.options:
try:
self.read_form_item(option)
except:
self.app.log.warning("Unexpected error:", sys.exc_info())
def set_form_item(self, option):
"""
Copies the specified option to the UI form.
:param option: Name of the option (Key in ``self.options``).
:type option: str
:return: None
"""
try:
self.form_fields[option].set_value(self.options[option])
except KeyError:
# self.app.log.warn("Tried to set an option or field that does not exist: %s" % option)
pass
def read_form_item(self, option):
"""
Reads the specified option from the UI form into ``self.options``.
:param option: Name of the option.
:type option: str
:return: None
"""
try:
self.options[option] = self.form_fields[option].get_value()
except KeyError:
self.app.log.warning("Failed to read option from field: %s" % option)
def plot(self):
"""
Plot this object (Extend this method to implement the actual plotting).
Call this in descendants before doing the plotting.
:return: Whether to continue plotting or not depending on the "plot" option.
:rtype: bool
"""
FlatCAMApp.App.log.debug(str(inspect.stack()[1][3]) + " --> FlatCAMObj.plot()")
if self.deleted:
return False
self.clear()
return True
def serialize(self):
"""
Returns a representation of the object as a dictionary so
it can be later exported as JSON. Override this method.
:return: Dictionary representing the object
:rtype: dict
"""
return
def deserialize(self, obj_dict):
"""
Re-builds an object from its serialized version.
:param obj_dict: Dictionary representing a FlatCAMObj
:type obj_dict: dict
:return: None
"""
return
def add_shape(self, **kwargs):
if self.deleted:
raise ObjectDeleted()
else:
key = self.shapes.add(tolerance=self.drawing_tolerance, **kwargs)
return key
@property
def visible(self):
return self.shapes.visible
@visible.setter
def visible(self, value):
self.shapes.visible = value
# Not all object types has annotations
try:
self.annotation.visible = value
except AttributeError:
pass
@property
def drawing_tolerance(self):
return self._drawing_tolerance if self.units == 'MM' or not self.units else self._drawing_tolerance / 25.4
@drawing_tolerance.setter
def drawing_tolerance(self, value):
self._drawing_tolerance = value if self.units == 'MM' or not self.units else value / 25.4
def clear(self, update=False):
self.shapes.clear(update)
# Not all object types has annotations
try:
self.annotation.clear(update)
except AttributeError:
pass
def delete(self):
# Free resources
del self.ui
del self.options
# Set flag
self.deleted = True
class FlatCAMGerber(FlatCAMObj, Gerber):
"""
Represents Gerber code.
"""
optionChanged = QtCore.pyqtSignal(str)
ui_type = GerberObjectUI
@staticmethod
def merge(grb_list, grb_final):
"""
Merges the geometry of objects in geo_list into
the geometry of geo_final.
:param grb_list: List of FlatCAMGerber Objects to join.
:param grb_final: Destination FlatCAMGeometry object.
:return: None
"""
if grb_final.solid_geometry is None:
grb_final.solid_geometry = []
if type(grb_final.solid_geometry) is not list:
grb_final.solid_geometry = [grb_final.solid_geometry]
for grb in grb_list:
# Expand lists
if type(grb) is list:
FlatCAMGerber.merge(grb, grb_final)
# If not list, just append
else:
grb_final.solid_geometry.append(grb.solid_geometry)
def __init__(self, name):
Gerber.__init__(self, steps_per_circle=self.app.defaults["gerber_circle_steps"])
FlatCAMObj.__init__(self, name)
self.kind = "gerber"
# The 'name' is already in self.options from FlatCAMObj
# Automatically updates the UI
self.options.update({
"plot": True,
"multicolored": False,
"solid": False,
"isotooldia": 0.016,
"isopasses": 1,
"isooverlap": 0.15,
"milling_type": "cl",
"combine_passes": True,
"ncctools": "1.0, 0.5",
"nccoverlap": 0.4,
"nccmargin": 1,
"noncoppermargin": 0.0,
"noncopperrounded": False,
"bboxmargin": 0.0,
"bboxrounded": False
})
# type of isolation: 0 = exteriors, 1 = interiors, 2 = complete isolation (both interiors and exteriors)
self.iso_type = 2
# Attributes to be included in serialization
# Always append to it because it carries contents
# from predecessors.
self.ser_attrs += ['options', 'kind']
self.multigeo = False
# assert isinstance(self.ui, GerberObjectUI)
# self.ui.plot_cb.stateChanged.connect(self.on_plot_cb_click)
# self.ui.solid_cb.stateChanged.connect(self.on_solid_cb_click)
# self.ui.multicolored_cb.stateChanged.connect(self.on_multicolored_cb_click)
# self.ui.generate_iso_button.clicked.connect(self.on_iso_button_click)
# self.ui.generate_cutout_button.clicked.connect(self.on_generatecutout_button_click)
# self.ui.generate_bb_button.clicked.connect(self.on_generatebb_button_click)
# self.ui.generate_noncopper_button.clicked.connect(self.on_generatenoncopper_button_click)
def set_ui(self, ui):
"""
Maps options with GUI inputs.
Connects GUI events to methods.
:param ui: GUI object.
:type ui: GerberObjectUI
:return: None
"""
FlatCAMObj.set_ui(self, ui)
FlatCAMApp.App.log.debug("FlatCAMGerber.set_ui()")
self.form_fields.update({
"plot": self.ui.plot_cb,
"multicolored": self.ui.multicolored_cb,
"solid": self.ui.solid_cb,
"isotooldia": self.ui.iso_tool_dia_entry,
"isopasses": self.ui.iso_width_entry,
"isooverlap": self.ui.iso_overlap_entry,
"milling_type": self.ui.milling_type_radio,
"combine_passes": self.ui.combine_passes_cb,
"noncoppermargin": self.ui.noncopper_margin_entry,
"noncopperrounded": self.ui.noncopper_rounded_cb,
"bboxmargin": self.ui.bbmargin_entry,
"bboxrounded": self.ui.bbrounded_cb
})
# Fill form fields only on object create
self.to_form()
assert isinstance(self.ui, GerberObjectUI)
self.ui.plot_cb.stateChanged.connect(self.on_plot_cb_click)
self.ui.solid_cb.stateChanged.connect(self.on_solid_cb_click)
self.ui.multicolored_cb.stateChanged.connect(self.on_multicolored_cb_click)
self.ui.generate_ext_iso_button.clicked.connect(self.on_ext_iso_button_click)
self.ui.generate_int_iso_button.clicked.connect(self.on_int_iso_button_click)
self.ui.generate_iso_button.clicked.connect(self.on_iso_button_click)
self.ui.generate_ncc_button.clicked.connect(self.app.ncclear_tool.run)
self.ui.generate_cutout_button.clicked.connect(self.app.cutout_tool.run)
self.ui.generate_bb_button.clicked.connect(self.on_generatebb_button_click)
self.ui.generate_noncopper_button.clicked.connect(self.on_generatenoncopper_button_click)
def on_generatenoncopper_button_click(self, *args):
self.app.report_usage("gerber_on_generatenoncopper_button")
self.read_form()
name = self.options["name"] + "_noncopper"
def geo_init(geo_obj, app_obj):
assert isinstance(geo_obj, FlatCAMGeometry)
bounding_box = self.solid_geometry.envelope.buffer(self.options["noncoppermargin"])
if not self.options["noncopperrounded"]:
bounding_box = bounding_box.envelope
non_copper = bounding_box.difference(self.solid_geometry)
geo_obj.solid_geometry = non_copper
# TODO: Check for None
self.app.new_object("geometry", name, geo_init)
def on_generatebb_button_click(self, *args):
self.app.report_usage("gerber_on_generatebb_button")
self.read_form()
name = self.options["name"] + "_bbox"
def geo_init(geo_obj, app_obj):
assert isinstance(geo_obj, FlatCAMGeometry)
# Bounding box with rounded corners
bounding_box = self.solid_geometry.envelope.buffer(self.options["bboxmargin"])
if not self.options["bboxrounded"]: # Remove rounded corners
bounding_box = bounding_box.envelope
geo_obj.solid_geometry = bounding_box
self.app.new_object("geometry", name, geo_init)
def on_ext_iso_button_click(self, *args):
if self.ui.follow_cb.get_value() == True:
obj = self.app.collection.get_active()
obj.follow()
# in the end toggle the visibility of the origin object so we can see the generated Geometry
obj.ui.plot_cb.toggle()
else:
self.app.report_usage("gerber_on_iso_button")
self.read_form()
self.isolate(iso_type=0)
def on_int_iso_button_click(self, *args):
if self.ui.follow_cb.get_value() == True:
obj = self.app.collection.get_active()
obj.follow()
# in the end toggle the visibility of the origin object so we can see the generated Geometry
obj.ui.plot_cb.toggle()
else:
self.app.report_usage("gerber_on_iso_button")
self.read_form()
self.isolate(iso_type=1)
def on_iso_button_click(self, *args):
if self.ui.follow_cb.get_value() == True:
obj = self.app.collection.get_active()
obj.follow()
# in the end toggle the visibility of the origin object so we can see the generated Geometry
obj.ui.plot_cb.toggle()
else:
self.app.report_usage("gerber_on_iso_button")
self.read_form()
self.isolate()
def follow(self, outname=None):
"""
Creates a geometry object "following" the gerber paths.
:return: None
"""
# default_name = self.options["name"] + "_follow"
# follow_name = outname or default_name
if outname is None:
follow_name = self.options["name"] + "_follow"
else:
follow_name = outname
def follow_init(follow_obj, app):
# Propagate options
follow_obj.options["cnctooldia"] = self.options["isotooldia"]
follow_obj.solid_geometry = self.solid_geometry
# TODO: Do something if this is None. Offer changing name?
try:
self.app.new_object("geometry", follow_name, follow_init)
except Exception as e:
return "Operation failed: %s" % str(e)
def isolate(self, iso_type=None, dia=None, passes=None, overlap=None,
outname=None, combine=None, milling_type=None):
"""
Creates an isolation routing geometry object in the project.
:param iso_type: type of isolation to be done: 0 = exteriors, 1 = interiors and 2 = both
:param dia: Tool diameter
:param passes: Number of tool widths to cut
:param overlap: Overlap between passes in fraction of tool diameter
:param outname: Base name of the output object
:return: None
"""
if dia is None:
dia = self.options["isotooldia"]
if passes is None:
passes = int(self.options["isopasses"])
if overlap is None:
overlap = self.options["isooverlap"]
if combine is None:
combine = self.options["combine_passes"]
else:
combine = bool(combine)
if milling_type is None:
milling_type = self.options["milling_type"]
if iso_type is None:
self.iso_type = 2
else:
self.iso_type = iso_type
base_name = self.options["name"] + "_iso"
base_name = outname or base_name
def generate_envelope(offset, invert, envelope_iso_type=2):
# isolation_geometry produces an envelope that is going on the left of the geometry
# (the copper features). To leave the least amount of burrs on the features
# the tool needs to travel on the right side of the features (this is called conventional milling)
# the first pass is the one cutting all of the features, so it needs to be reversed
# the other passes overlap preceding ones and cut the left over copper. It is better for them
# to cut on the right side of the left over copper i.e on the left side of the features.
try:
geom = self.isolation_geometry(offset, iso_type=envelope_iso_type)
except Exception as e:
log.debug(str(e))
return 'fail'
if invert:
try:
if type(geom) is MultiPolygon:
pl = []
for p in geom:
pl.append(Polygon(p.exterior.coords[::-1], p.interiors))
geom = MultiPolygon(pl)
elif type(geom) is Polygon:
geom = Polygon(geom.exterior.coords[::-1], geom.interiors)
else:
log.debug("FlatCAMGerber.isolate().generate_envelope() Error --> Unexpected Geometry")
except Exception as e:
log.debug("FlatCAMGerber.isolate().generate_envelope() Error --> %s" % str(e))
return geom
if combine:
if self.iso_type == 0:
iso_name = self.options["name"] + "_ext_iso"
elif self.iso_type == 1:
iso_name = self.options["name"] + "_int_iso"
else:
iso_name = base_name
# TODO: This is ugly. Create way to pass data into init function.
def iso_init(geo_obj, app_obj):
# Propagate options
geo_obj.options["cnctooldia"] = self.options["isotooldia"]
geo_obj.solid_geometry = []
for i in range(passes):
iso_offset = (((2 * i + 1) / 2.0) * dia) - (i * overlap * dia)
# if milling type is climb then the move is counter-clockwise around features
if milling_type == 'cl':
# geom = generate_envelope (offset, i == 0)
geom = generate_envelope(iso_offset, 1, envelope_iso_type=self.iso_type)
else:
geom = generate_envelope(iso_offset, 0, envelope_iso_type=self.iso_type)
geo_obj.solid_geometry.append(geom)
# detect if solid_geometry is empty and this require list flattening which is "heavy"
# or just looking in the lists (they are one level depth) and if any is not empty
# proceed with object creation, if there are empty and the number of them is the length
# of the list then we have an empty solid_geometry which should raise a Custom Exception
empty_cnt = 0
if not isinstance(geo_obj.solid_geometry, list):
geo_obj.solid_geometry = [geo_obj.solid_geometry]
for g in geo_obj.solid_geometry:
if g:
app_obj.inform.emit("[success]Isolation geometry created: %s" % geo_obj.options["name"])
break
else:
empty_cnt += 1
if empty_cnt == len(geo_obj.solid_geometry):
raise ValidationError("Empty Geometry", None)
geo_obj.multigeo = False
# TODO: Do something if this is None. Offer changing name?
self.app.new_object("geometry", iso_name, iso_init)
else:
for i in range(passes):
offset = (2 * i + 1) / 2.0 * dia - i * overlap * dia
if passes > 1:
if self.iso_type == 0:
iso_name = self.options["name"] + "_ext_iso" + str(i + 1)
elif self.iso_type == 1:
iso_name = self.options["name"] + "_int_iso" + str(i + 1)
else:
iso_name = base_name + str(i + 1)
else:
if self.iso_type == 0:
iso_name = self.options["name"] + "_ext_iso"
elif self.iso_type == 1:
iso_name = self.options["name"] + "_int_iso"
else:
iso_name = base_name
# TODO: This is ugly. Create way to pass data into init function.
def iso_init(geo_obj, app_obj):
# Propagate options
geo_obj.options["cnctooldia"] = self.options["isotooldia"]
# if milling type is climb then the move is counter-clockwise around features
if milling_type == 'cl':
# geo_obj.solid_geometry = generate_envelope(offset, i == 0)
geo_obj.solid_geometry = generate_envelope(offset, 1, envelope_iso_type=self.iso_type)
else:
geo_obj.solid_geometry = generate_envelope(offset, 0, envelope_iso_type=self.iso_type)
# detect if solid_geometry is empty and this require list flattening which is "heavy"
# or just looking in the lists (they are one level depth) and if any is not empty
# proceed with object creation, if there are empty and the number of them is the length
# of the list then we have an empty solid_geometry which should raise a Custom Exception
empty_cnt = 0
if not isinstance(geo_obj.solid_geometry, list):
geo_obj.solid_geometry = [geo_obj.solid_geometry]
for g in geo_obj.solid_geometry:
if g:
app_obj.inform.emit("[success]Isolation geometry created: %s" % geo_obj.options["name"])
break
else:
empty_cnt += 1
if empty_cnt == len(geo_obj.solid_geometry):
raise ValidationError("Empty Geometry", None)
geo_obj.multigeo = False
# TODO: Do something if this is None. Offer changing name?
self.app.new_object("geometry", iso_name, iso_init)
def on_plot_cb_click(self, *args):
if self.muted_ui:
return
self.read_form_item('plot')
def on_solid_cb_click(self, *args):
if self.muted_ui:
return
self.read_form_item('solid')
self.plot()
def on_multicolored_cb_click(self, *args):
if self.muted_ui:
return
self.read_form_item('multicolored')
self.plot()
def convert_units(self, units):
"""
Converts the units of the object by scaling dimensions in all geometry
and options.
:param units: Units to which to convert the object: "IN" or "MM".
:type units: str
:return: None
:rtype: None
"""
factor = Gerber.convert_units(self, units)
self.options['isotooldia'] *= factor
self.options['cutoutmargin'] *= factor
self.options['cutoutgapsize'] *= factor
self.options['noncoppermargin'] *= factor
self.options['bboxmargin'] *= factor
def plot(self, **kwargs):
"""
:param kwargs: color and face_color
:return:
"""
FlatCAMApp.App.log.debug(str(inspect.stack()[1][3]) + " --> FlatCAMGerber.plot()")
# Does all the required setup and returns False
# if the 'ptint' option is set to False.
if not FlatCAMObj.plot(self):
return
if 'color' in kwargs:
color = kwargs['color']
else:
color = self.app.defaults['global_plot_line']
if 'face_color' in kwargs:
face_color = kwargs['face_color']
else:
face_color = self.app.defaults['global_plot_fill']
geometry = self.solid_geometry
# Make sure geometry is iterable.
try:
_ = iter(geometry)
except TypeError:
geometry = [geometry]
def random_color():
color = np.random.rand(4)
color[3] = 1
return color
try:
if self.options["solid"]:
for g in geometry:
if type(g) == Polygon or type(g) == LineString:
self.add_shape(shape=g, color=color,
face_color=random_color() if self.options['multicolored']
else face_color, visible=self.options['plot'])
else:
for el in g:
self.add_shape(shape=el, color=color,
face_color=random_color() if self.options['multicolored']
else face_color, visible=self.options['plot'])
else:
for g in geometry:
if type(g) == Polygon or type(g) == LineString:
self.add_shape(shape=g, color=random_color() if self.options['multicolored'] else 'black',
visible=self.options['plot'])
else:
for el in g:
self.add_shape(shape=el, color=random_color() if self.options['multicolored'] else 'black',
visible=self.options['plot'])
self.shapes.redraw()
except (ObjectDeleted, AttributeError):
self.shapes.clear(update=True)
def serialize(self):
return {
"options": self.options,
"kind": self.kind
}
class FlatCAMExcellon(FlatCAMObj, Excellon):
"""
Represents Excellon/Drill code.
"""
ui_type = ExcellonObjectUI
optionChanged = QtCore.pyqtSignal(str)
def __init__(self, name):
Excellon.__init__(self, geo_steps_per_circle=self.app.defaults["geometry_circle_steps"])
FlatCAMObj.__init__(self, name)
self.kind = "excellon"
self.options.update({
"plot": True,
"solid": False,
"drillz": -0.1,
"travelz": 0.1,
"feedrate": 5.0,
"feedrate_rapid": 5.0,
"tooldia": 0.1,
"slot_tooldia": 0.1,
"toolchange": False,
"toolchangez": 1.0,
"toolchangexy": "0.0, 0.0",
"endz": 2.0,
"startz": None,
"spindlespeed": None,
"dwell": True,
"dwelltime": 1000,
"ppname_e": 'defaults',
"optimization_type": "R",
"gcode_type": "drills"
})
# TODO: Document this.
self.tool_cbs = {}
# Attributes to be included in serialization
# Always append to it because it carries contents
# from predecessors.
self.ser_attrs += ['options', 'kind']
# variable to store the total amount of drills per job
self.tot_drill_cnt = 0
self.tool_row = 0
# variable to store the total amount of slots per job
self.tot_slot_cnt = 0
self.tool_row_slots = 0
self.multigeo = False
@staticmethod
def merge(exc_list, exc_final):
"""
Merge Excellon objects found in exc_list parameter into exc_final object.
Options are always copied from source .
Tools are disregarded, what is taken in consideration is the unique drill diameters found as values in the
exc_list tools dict's. In the reconstruction section for each unique tool diameter it will be created a
tool_name to be used in the final Excellon object, exc_final.
If only one object is in exc_list parameter then this function will copy that object in the exc_final
:param exc_list: List or one object of FlatCAMExcellon Objects to join.
:param exc_final: Destination FlatCAMExcellon object.
:return: None
"""
try:
flattened_list = list(itertools.chain(*exc_list))
except TypeError:
flattened_list = exc_list
# this dict will hold the unique tool diameters found in the exc_list objects as the dict keys and the dict
# values will be list of Shapely Points
custom_dict = {}
for exc in flattened_list:
# copy options of the current excellon obj to the final excellon obj
for option in exc.options:
if option is not 'name':
try:
exc_final.options[option] = exc.options[option]
except:
exc.app.log.warning("Failed to copy option.", option)
for drill in exc.drills:
exc_tool_dia = float('%.3f' % exc.tools[drill['tool']]['C'])
if exc_tool_dia not in custom_dict:
custom_dict[exc_tool_dia] = [drill['point']]
else:
custom_dict[exc_tool_dia].append(drill['point'])
# add the zeros and units to the exc_final object
exc_final.zeros = exc.zeros
exc_final.units = exc.units
# variable to make tool_name for the tools
current_tool = 0
# Here we add data to the exc_final object
# the tools diameter are now the keys in the drill_dia dict and the values are the Shapely Points
for tool_dia in custom_dict:
# we create a tool name for each key in the drill_dia dict (the key is a unique drill diameter)
current_tool += 1
tool_name = str(current_tool)
spec = {"C": float(tool_dia)}
exc_final.tools[tool_name] = spec
# rebuild the drills list of dict's that belong to the exc_final object
for point in custom_dict[tool_dia]:
exc_final.drills.append(
{
"point": point,
"tool": str(current_tool)
}
)
# create the geometry for the exc_final object
exc_final.create_geometry()
def build_ui(self):
FlatCAMObj.build_ui(self)
n = len(self.tools)
# we have (n+2) rows because there are 'n' tools, each a row, plus the last 2 rows for totals.
self.ui.tools_table.setRowCount(n + 2)
self.tot_drill_cnt = 0
self.tot_slot_cnt = 0
self.tool_row = 0
sort = []
for k, v in list(self.tools.items()):
sort.append((k, v.get('C')))
sorted_tools = sorted(sort, key=lambda t1: t1[1])
tools = [i[0] for i in sorted_tools]
for tool_no in tools:
drill_cnt = 0 # variable to store the nr of drills per tool
slot_cnt = 0 # variable to store the nr of slots per tool
# Find no of drills for the current tool
for drill in self.drills:
if drill['tool'] == tool_no:
drill_cnt += 1
self.tot_drill_cnt += drill_cnt
# Find no of slots for the current tool
for slot in self.slots:
if slot['tool'] == tool_no:
slot_cnt += 1
self.tot_slot_cnt += slot_cnt
id = QtWidgets.QTableWidgetItem('%d' % int(tool_no))
id.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled)
self.ui.tools_table.setItem(self.tool_row, 0, id) # Tool name/id
# Make sure that the drill diameter when in MM is with no more than 2 decimals
# There are no drill bits in MM with more than 3 decimals diameter
# For INCH the decimals should be no more than 3. There are no drills under 10mils
if self.units == 'MM':
dia = QtWidgets.QTableWidgetItem('%.2f' % (self.tools[tool_no]['C']))
else:
dia = QtWidgets.QTableWidgetItem('%.3f' % (self.tools[tool_no]['C']))
dia.setFlags(QtCore.Qt.ItemIsEnabled)