- added a new FlatCAM Tool: Gerber Invert Tool. It will invert the copper features in a Gerber file: where is copper there will be empty and where is empty it will be copper

This commit is contained in:
Marius Stanciu 2020-02-14 17:08:06 +02:00
parent 6926b5be65
commit 9fc2ba8ffd
12 changed files with 324 additions and 27 deletions

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@ -14,7 +14,7 @@ import getopt
import random
import simplejson as json
import lzma
import threading
# import threading
import shutil
import stat
@ -26,7 +26,7 @@ import ctypes
from reportlab.graphics import renderPDF
from reportlab.pdfgen import canvas
from reportlab.graphics import renderPM
# from reportlab.graphics import renderPM
from reportlab.lib.units import inch, mm
from reportlab.lib.pagesizes import landscape, portrait
from svglib.svglib import svg2rlg
@ -39,9 +39,9 @@ from xml.dom.minidom import parseString as parse_xml_string
from multiprocessing.connection import Listener, Client
from multiprocessing import Pool
import socket
from array import array
# from array import array
import vispy.scene as scene
# import vispy.scene as scene
# #######################################
# # Imports part of FlatCAM ##
@ -1306,7 +1306,7 @@ class App(QtCore.QObject):
# Excellon Options
"excellon_drillz": self.ui.excellon_defaults_form.excellon_opt_group.cutz_entry,
"excellon_multidepth": self.ui.excellon_defaults_form.excellon_opt_group.mpass_cb,
"excellon_depthperpass":self.ui.excellon_defaults_form.excellon_opt_group.maxdepth_entry,
"excellon_depthperpass": self.ui.excellon_defaults_form.excellon_opt_group.maxdepth_entry,
"excellon_travelz": self.ui.excellon_defaults_form.excellon_opt_group.travelz_entry,
"excellon_endz": self.ui.excellon_defaults_form.excellon_opt_group.endz_entry,
"excellon_feedrate": self.ui.excellon_defaults_form.excellon_opt_group.feedrate_z_entry,
@ -2558,6 +2558,7 @@ class App(QtCore.QObject):
self.edrills_tool = None
self.align_objects_tool = None
self.punch_tool = None
self.invert_tool = None
# always install tools only after the shell is initialized because the self.inform.emit() depends on shell
try:
@ -2724,6 +2725,8 @@ class App(QtCore.QObject):
# this holds a widget that is installed in the Plot Area when View Source option is used
self.source_editor_tab = None
self.pagesize = dict()
# Storage for shapes, storage that can be used by FlatCAm tools for utility geometry
# VisPy visuals
if self.is_legacy is False:
@ -3194,6 +3197,9 @@ class App(QtCore.QObject):
self.punch_tool = ToolPunchGerber(self)
self.punch_tool.install(icon=QtGui.QIcon(self.resource_location + '/punch32.png'), pos=self.ui.menutool)
self.invert_tool = ToolInvertGerber(self)
self.invert_tool.install(icon=QtGui.QIcon(self.resource_location + '/invert32.png'), pos=self.ui.menutool)
self.transform_tool = ToolTransform(self)
self.transform_tool.install(icon=QtGui.QIcon(self.resource_location + '/transform.png'),
pos=self.ui.menuoptions, separator=True)
@ -3338,6 +3344,7 @@ class App(QtCore.QObject):
self.ui.copperfill_btn.triggered.connect(lambda: self.copper_thieving_tool.run(toggle=True))
self.ui.fiducials_btn.triggered.connect(lambda: self.fiducial_tool.run(toggle=True))
self.ui.punch_btn.triggered.connect(lambda: self.punch_tool.run(toggle=True))
self.ui.invert_btn.triggered.connect(lambda: self.invert_tool.run(toggle=True))
def object2editor(self):
"""
@ -8716,14 +8723,14 @@ class App(QtCore.QObject):
else:
event_pos = (event.xdata, event.ydata)
# Matplotlib has the middle and right buttons mapped in reverse compared with VisPy
pan_button = 3 if self.defaults["global_pan_button"] == '2'else 2
pan_button = 3 if self.defaults["global_pan_button"] == '2' else 2
# So it can receive key presses
self.plotcanvas.native.setFocus()
self.pos_canvas = self.plotcanvas.translate_coords(event_pos)
if self.grid_status() == True:
if self.grid_status():
self.pos = self.geo_editor.snap(self.pos_canvas[0], self.pos_canvas[1])
else:
self.pos = (self.pos_canvas[0], self.pos_canvas[1])

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@ -2164,14 +2164,17 @@ class FlatCAMGerber(FlatCAMObj, Gerber):
gerber_code += 'D02*\n'
gerber_code += 'G37*\n'
gerber_code += '%LPD*%\n'
except Exception as e:
log.debug("FlatCAMObj.FlatCAMGerber.export_gerber() '0' aperture --> %s" % str(e))
for apid in self.apertures:
if apid == '0':
continue
else:
gerber_code += 'D%s*\n' % str(apid)
if 'geometry' in self.apertures[apid]:
for geo_elem in self.apertures[apid]['geometry']:
for apid in self.apertures:
if apid == '0':
continue
else:
gerber_code += 'D%s*\n' % str(apid)
if 'geometry' in self.apertures[apid]:
for geo_elem in self.apertures[apid]['geometry']:
try:
if 'follow' in geo_elem:
geo = geo_elem['follow']
if not geo.is_empty:
@ -2212,7 +2215,10 @@ class FlatCAMGerber(FlatCAMObj, Gerber):
prev_coord = coord
# gerber_code += "D02*\n"
except Exception as e:
log.debug("FlatCAMObj.FlatCAMGerber.export_gerber() 'follow' --> %s" % str(e))
try:
if 'clear' in geo_elem:
gerber_code += '%LPC*%\n'
@ -2256,9 +2262,8 @@ class FlatCAMGerber(FlatCAMObj, Gerber):
prev_coord = coord
# gerber_code += "D02*\n"
gerber_code += '%LPD*%\n'
except Exception as e:
log.debug("FlatCAMObj.FlatCAMGerber.export_gerber() --> %s" % str(e))
except Exception as e:
log.debug("FlatCAMObj.FlatCAMGerber.export_gerber() 'clear' --> %s" % str(e))
if not self.apertures:
log.debug("FlatCAMObj.FlatCAMGerber.export_gerber() --> Gerber Object is empty: no apertures.")

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@ -12,6 +12,7 @@ CAD program, and create G-Code for Isolation routing.
14.02.2020
- adjusted the UI for Excellon and Geometry objects
- added a new FlatCAM Tool: Gerber Invert Tool. It will invert the copper features in a Gerber file: where is copper there will be empty and where is empty it will be copper
13.02.2020

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@ -928,6 +928,8 @@ class FlatCAMGUI(QtWidgets.QMainWindow):
QtGui.QIcon(self.app.resource_location + '/calibrate_32.png'), _("Calibration Tool"))
self.punch_btn = self.toolbartools.addAction(
QtGui.QIcon(self.app.resource_location + '/punch32.png'), _("Punch Gerber Tool"))
self.invert_btn = self.toolbartools.addAction(
QtGui.QIcon(self.app.resource_location + '/invert32.png'), _("Invert Gerber Tool"))
# ########################################################################
# ########################## Excellon Editor Toolbar# ####################

View File

@ -1414,9 +1414,12 @@ class Gerber(Geometry):
self.follow_geometry = follow_buffer
# this treats the case when we are storing geometry as solids
if len(poly_buffer) == 0 and len(self.solid_geometry) == 0:
log.error("Object is not Gerber file or empty. Aborting Object creation.")
try:
if len(poly_buffer) == 0 and len(self.solid_geometry) == 0:
log.error("Object is not Gerber file or empty. Aborting Object creation.")
return 'fail'
except TypeError as e:
log.error("Object is not Gerber file or empty. Aborting Object creation. %s" % str(e))
return 'fail'
log.warning("Joining %d polygons." % len(poly_buffer))

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@ -0,0 +1,274 @@
# ##########################################################
# FlatCAM: 2D Post-processing for Manufacturing #
# File Author: Marius Adrian Stanciu (c) #
# Date: 2/14/2020 #
# MIT Licence #
# ##########################################################
from PyQt5 import QtWidgets, QtCore
from FlatCAMTool import FlatCAMTool
from flatcamGUI.GUIElements import FCButton, FCDoubleSpinner
from shapely.geometry import Polygon, MultiPolygon, MultiLineString, LineString, box
from shapely.ops import cascaded_union
import traceback
from copy import deepcopy
import time
import logging
import gettext
import FlatCAMTranslation as fcTranslate
import builtins
fcTranslate.apply_language('strings')
if '_' not in builtins.__dict__:
_ = gettext.gettext
log = logging.getLogger('base')
class ToolInvertGerber(FlatCAMTool):
toolName = _("Invert Tool")
def __init__(self, app):
self.app = app
self.decimals = self.app.decimals
FlatCAMTool.__init__(self, app)
self.tools_frame = QtWidgets.QFrame()
self.tools_frame.setContentsMargins(0, 0, 0, 0)
self.layout.addWidget(self.tools_frame)
self.tools_box = QtWidgets.QVBoxLayout()
self.tools_box.setContentsMargins(0, 0, 0, 0)
self.tools_frame.setLayout(self.tools_box)
# Title
title_label = QtWidgets.QLabel("%s" % self.toolName)
title_label.setStyleSheet("""
QLabel
{
font-size: 16px;
font-weight: bold;
}
""")
self.tools_box.addWidget(title_label)
# Form Layout
grid0 = QtWidgets.QGridLayout()
grid0.setColumnStretch(0, 0)
grid0.setColumnStretch(1, 1)
self.tools_box.addLayout(grid0)
grid0.addWidget(QtWidgets.QLabel(''), 0, 0, 1, 2)
# Target Gerber Object
self.gerber_combo = QtWidgets.QComboBox()
self.gerber_combo.setModel(self.app.collection)
self.gerber_combo.setRootModelIndex(self.app.collection.index(0, 0, QtCore.QModelIndex()))
self.gerber_combo.setCurrentIndex(1)
self.gerber_label = QtWidgets.QLabel('%s:' % _("Gerber Object"))
self.gerber_label.setToolTip(
_("Gerber object that will be inverted.")
)
grid0.addWidget(self.gerber_label, 1, 0, 1, 2)
grid0.addWidget(self.gerber_combo, 2, 0, 1, 2)
# Margin
self.margin_label = QtWidgets.QLabel('%s:' % _('Margin'))
self.margin_label.setToolTip(
_("Distance by which to avoid\n"
"the edges of the Gerber object.")
)
self.margin_entry = FCDoubleSpinner()
self.margin_entry.set_precision(self.decimals)
self.margin_entry.set_range(0.0000, 9999.9999)
self.margin_entry.setObjectName(_("Margin"))
grid0.addWidget(self.margin_label, 3, 0)
grid0.addWidget(self.margin_entry, 3, 1)
separator_line = QtWidgets.QFrame()
separator_line.setFrameShape(QtWidgets.QFrame.HLine)
separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
grid0.addWidget(separator_line, 4, 0, 1, 2)
self.invert_btn = FCButton(_('Invert Gerber'))
self.invert_btn.setToolTip(
_("Will invert the Gerber object: areas that have copper\n"
"will be emty of copper and previous empty area will be\n"
"filled with copper.")
)
self.invert_btn.setStyleSheet("""
QPushButton
{
font-weight: bold;
}
""")
grid0.addWidget(self.invert_btn, 5, 0, 1, 2)
self.tools_box.addStretch()
# ## Reset Tool
self.reset_button = QtWidgets.QPushButton(_("Reset Tool"))
self.reset_button.setToolTip(
_("Will reset the tool parameters.")
)
self.reset_button.setStyleSheet("""
QPushButton
{
font-weight: bold;
}
""")
self.tools_box.addWidget(self.reset_button)
self.invert_btn.clicked.connect(self.on_grb_invert)
self.reset_button.clicked.connect(self.set_tool_ui)
def install(self, icon=None, separator=None, **kwargs):
FlatCAMTool.install(self, icon, separator, shortcut='', **kwargs)
def run(self, toggle=True):
self.app.report_usage("ToolInvertGerber()")
log.debug("ToolInvertGerber() is running ...")
if toggle:
# if the splitter is hidden, display it, else hide it but only if the current widget is the same
if self.app.ui.splitter.sizes()[0] == 0:
self.app.ui.splitter.setSizes([1, 1])
else:
try:
if self.app.ui.tool_scroll_area.widget().objectName() == self.toolName:
# if tab is populated with the tool but it does not have the focus, focus on it
if not self.app.ui.notebook.currentWidget() is self.app.ui.tool_tab:
# focus on Tool Tab
self.app.ui.notebook.setCurrentWidget(self.app.ui.tool_tab)
else:
self.app.ui.splitter.setSizes([0, 1])
except AttributeError:
pass
else:
if self.app.ui.splitter.sizes()[0] == 0:
self.app.ui.splitter.setSizes([1, 1])
FlatCAMTool.run(self)
self.set_tool_ui()
self.app.ui.notebook.setTabText(2, _("Invert Tool"))
def set_tool_ui(self):
self.margin_entry.set_value(0.0)
def on_grb_invert(self):
margin = self.margin_entry.get_value()
if round(margin, self.decimals) == 0.0:
margin = 1E-10
grb_circle_steps = int(self.app.defaults["gerber_circle_steps"])
obj_name = self.gerber_combo.currentText()
outname = obj_name + "_inverted"
# Get source object.
try:
grb_obj = self.app.collection.get_by_name(obj_name)
except Exception as e:
self.app.inform.emit('[ERROR_NOTCL] %s: %s' % (_("Could not retrieve object"), str(obj_name)))
return "Could not retrieve object: %s with error: %s" % (obj_name, str(e))
if grb_obj is None:
self.app.inform.emit('[ERROR_NOTCL] %s: %s' % (_("Object not found"), str(obj_name)))
return
xmin, ymin, xmax, ymax = grb_obj.bounds()
grb_box = box(xmin, ymin, xmax, ymax).buffer(margin, resolution=grb_circle_steps, join_style=2)
try:
__ = iter(grb_obj.solid_geometry)
except TypeError:
grb_obj.solid_geometry = list(grb_obj.solid_geometry)
new_solid_geometry = deepcopy(grb_box)
for poly in grb_obj.solid_geometry:
new_solid_geometry = new_solid_geometry.difference(poly)
new_options = dict()
for opt in grb_obj.options:
new_options[opt] = deepcopy(grb_obj.options[opt])
new_apertures = dict()
# for apid, val in grb_obj.apertures.items():
# new_apertures[apid] = dict()
# for key in val:
# if key == 'geometry':
# new_apertures[apid]['geometry'] = list()
# for elem in val['geometry']:
# geo_elem = dict()
# if 'follow' in elem:
# try:
# geo_elem['clear'] = elem['follow'].buffer(val['size'] / 2.0).exterior
# except AttributeError:
# # TODO should test if width or height is bigger
# geo_elem['clear'] = elem['follow'].buffer(val['width'] / 2.0).exterior
# if 'clear' in elem:
# if isinstance(elem['clear'], Polygon):
# try:
# geo_elem['solid'] = elem['clear'].buffer(val['size'] / 2.0, grb_circle_steps)
# except AttributeError:
# # TODO should test if width or height is bigger
# geo_elem['solid'] = elem['clear'].buffer(val['width'] / 2.0, grb_circle_steps)
# else:
# geo_elem['follow'] = elem['clear']
# new_apertures[apid]['geometry'].append(deepcopy(geo_elem))
# else:
# new_apertures[apid][key] = deepcopy(val[key])
if '0' not in new_apertures:
new_apertures['0'] = dict()
new_apertures['0']['type'] = 'C'
new_apertures['0']['size'] = 0.0
new_apertures['0']['geometry'] = list()
try:
for poly in new_solid_geometry:
new_el = dict()
new_el['solid'] = poly
new_el['follow'] = poly.exterior
new_apertures['0']['geometry'].append(new_el)
except TypeError:
new_el = dict()
new_el['solid'] = new_solid_geometry
new_el['follow'] = new_solid_geometry.exterior
new_apertures['0']['geometry'].append(new_el)
for td in new_apertures:
print(td, new_apertures[td])
def init_func(new_obj, app_obj):
new_obj.options.update(new_options)
new_obj.options['name'] = outname
new_obj.fill_color = deepcopy(grb_obj.fill_color)
new_obj.outline_color = deepcopy(grb_obj.outline_color)
new_obj.apertures = deepcopy(new_apertures)
new_obj.solid_geometry = deepcopy(new_solid_geometry)
new_obj.source_file = self.app.export_gerber(obj_name=outname, filename=None,
local_use=new_obj, use_thread=False)
self.app.new_object('gerber', outname, init_func)
def reset_fields(self):
self.gerber_combo.setRootModelIndex(self.app.collection.index(0, 0, QtCore.QModelIndex()))
@staticmethod
def poly2rings(poly):
return [poly.exterior] + [interior for interior in poly.interiors]
# end of file

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@ -358,6 +358,7 @@ class ToolPaint(FlatCAMTool, Gerber):
)
self.paintmargin_entry = FCDoubleSpinner()
self.paintmargin_entry.set_precision(self.decimals)
self.paintmargin_entry.set_range(-9999.9999, 9999.9999)
self.paintmargin_entry.setObjectName(_("Margin"))
grid4.addWidget(marginlabel, 2, 0)

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@ -515,6 +515,8 @@ class ToolPunchGerber(FlatCAMTool):
punch_method = self.method_punch.get_value()
new_options = deepcopy(grb_obj.options)
if punch_method == 'exc':
# get the Excellon file whose geometry will create the punch holes
@ -574,7 +576,7 @@ class ToolPunchGerber(FlatCAMTool):
new_apertures[str(new_apid)] = deepcopy(ap_val)
def init_func(new_obj, app_obj):
new_obj.options.update(grb_obj.options)
new_obj.options.update(new_options)
new_obj.options['name'] = outname
new_obj.fill_color = deepcopy(grb_obj.fill_color)
new_obj.outline_color = deepcopy(grb_obj.outline_color)
@ -688,7 +690,7 @@ class ToolPunchGerber(FlatCAMTool):
new_apertures[str(new_apid)] = deepcopy(ap_val)
def init_func(new_obj, app_obj):
new_obj.options.update(grb_obj.options)
new_obj.options.update(new_options)
new_obj.options['name'] = outname
new_obj.fill_color = deepcopy(grb_obj.fill_color)
new_obj.outline_color = deepcopy(grb_obj.outline_color)
@ -830,7 +832,7 @@ class ToolPunchGerber(FlatCAMTool):
new_apertures[str(new_apid)] = deepcopy(ap_val)
def init_func(new_obj, app_obj):
new_obj.options.update(grb_obj.options)
new_obj.options.update(new_options)
new_obj.options['name'] = outname
new_obj.fill_color = deepcopy(grb_obj.fill_color)
new_obj.outline_color = deepcopy(grb_obj.outline_color)
@ -969,7 +971,7 @@ class ToolPunchGerber(FlatCAMTool):
new_apertures[str(new_apid)] = deepcopy(ap_val)
def init_func(new_obj, app_obj):
new_obj.options.update(grb_obj.options)
new_obj.options.update(new_options)
new_obj.options['name'] = outname
new_obj.fill_color = deepcopy(grb_obj.fill_color)
new_obj.outline_color = deepcopy(grb_obj.outline_color)

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@ -254,14 +254,14 @@ class ToolSub(FlatCAMTool):
FlatCAMTool.run(self)
self.set_tool_ui()
self.app.ui.notebook.setTabText(2, _("Sub Tool"))
def set_tool_ui(self):
self.new_apertures.clear()
self.new_tools.clear()
self.new_solid_geometry = []
self.target_options.clear()
self.app.ui.notebook.setTabText(2, _("Sub Tool"))
def set_tool_ui(self):
self.tools_frame.show()
self.close_paths_cb.setChecked(self.app.defaults["tools_sub_close_paths"])

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@ -39,3 +39,5 @@ from flatcamTools.ToolSub import ToolSub
from flatcamTools.ToolTransform import ToolTransform
from flatcamTools.ToolPunchGerber import ToolPunchGerber
from flatcamTools.ToolInvertGerber import ToolInvertGerber

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