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