Files
flatcam-wsl/flatcamTools/ToolInvertGerber.py

275 lines
10 KiB
Python

# ##########################################################
# 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