flatcam/flatcamTools/ToolInvertGerber.py

304 lines
12 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, RadioSet
from shapely.geometry import box
from copy import deepcopy
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 Gerber 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)
# Grid 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('<b>%s:</b>' % _("GERBER"))
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)
grid0.addWidget(QtWidgets.QLabel(""), 3, 0, 1, 2)
self.param_label = QtWidgets.QLabel("<b>%s:</b>" % _("Parameters"))
self.param_label.setToolTip('%s.' % _("Parameters for this tool"))
grid0.addWidget(self.param_label, 4, 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(callback=self.confirmation_message)
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, 5, 0, 1, 2)
grid0.addWidget(self.margin_entry, 6, 0, 1, 2)
self.join_label = QtWidgets.QLabel('%s:' % _("Lines Join Style"))
self.join_label.setToolTip(
_("The way that the lines in the object outline will be joined.\n"
"Can be:\n"
"- rounded -> an arc is added between two joining lines\n"
"- square -> the lines meet in 90 degrees angle\n"
"- bevel -> the lines are joined by a third line")
)
self.join_radio = RadioSet([
{'label': 'Rounded', 'value': 'r'},
{'label': 'Square', 'value': 's'},
{'label': 'Bevel', 'value': 'b'}
], orientation='vertical', stretch=False)
grid0.addWidget(self.join_label, 7, 0, 1, 2)
grid0.addWidget(self.join_radio, 8, 0, 1, 2)
separator_line = QtWidgets.QFrame()
separator_line.setFrameShape(QtWidgets.QFrame.HLine)
separator_line.setFrameShadow(QtWidgets.QFrame.Sunken)
grid0.addWidget(separator_line, 9, 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 empty 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, 10, 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(float(self.app.defaults["tools_invert_margin"]))
self.join_radio.set_value(self.app.defaults["tools_invert_join_style"])
def on_grb_invert(self):
margin = self.margin_entry.get_value()
if round(margin, self.decimals) == 0.0:
margin = 1E-10
join_style = {'r': 1, 'b': 3, 's': 2}[self.join_radio.get_value()]
if join_style is None:
join_style = 'r'
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:
if obj_name == '':
obj_name = '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=join_style)
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 = {}
for opt in grb_obj.options:
new_options[opt] = deepcopy(grb_obj.options[opt])
new_apertures = {}
# for apid, val in grb_obj.apertures.items():
# new_apertures[apid] = {}
# for key in val:
# if key == 'geometry':
# new_apertures[apid]['geometry'] = []
# for elem in val['geometry']:
# geo_elem = {}
# 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'] = {}
new_apertures['0']['type'] = 'C'
new_apertures['0']['size'] = 0.0
new_apertures['0']['geometry'] = []
try:
for poly in new_solid_geometry:
new_el = {}
new_el['solid'] = poly
new_el['follow'] = poly.exterior
new_apertures['0']['geometry'].append(new_el)
except TypeError:
new_el = {}
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