368 lines
17 KiB
Python
368 lines
17 KiB
Python
# ########################################################## ##
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# FlatCAM: 2D Post-processing for Manufacturing #
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# http://flatcam.org #
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# File Author: Marius Adrian Stanciu (c) #
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# Date: 3/10/2019 #
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# MIT Licence #
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# ########################################################## ##
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from FlatCAMTool import FlatCAMTool
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from FlatCAMObj import *
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from flatcamGUI.VisPyVisuals import *
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from math import sqrt
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import gettext
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import FlatCAMTranslation as fcTranslate
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import builtins
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fcTranslate.apply_language('strings')
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if '_' not in builtins.__dict__:
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_ = gettext.gettext
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class Measurement(FlatCAMTool):
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toolName = _("Measurement")
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def __init__(self, app):
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FlatCAMTool.__init__(self, app)
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self.app = app
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self.canvas = self.app.plotcanvas
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self.units = self.app.ui.general_defaults_form.general_app_group.units_radio.get_value().lower()
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# ## Title
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title_label = QtWidgets.QLabel("<font size=4><b>%s</b></font><br>" % self.toolName)
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self.layout.addWidget(title_label)
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# ## Form Layout
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form_layout = QtWidgets.QFormLayout()
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self.layout.addLayout(form_layout)
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self.units_label = QtWidgets.QLabel('%s:' % _("Units"))
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self.units_label.setToolTip(_("Those are the units in which the distance is measured."))
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self.units_value = QtWidgets.QLabel("%s" % str({'mm': _("METRIC (mm)"), 'in': _("INCH (in)")}[self.units]))
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self.units_value.setDisabled(True)
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self.start_label = QtWidgets.QLabel("<b>%s</b> %s:" % (_('Start'), _('Coords')))
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self.start_label.setToolTip(_("This is measuring Start point coordinates."))
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self.stop_label = QtWidgets.QLabel("<b>%s</b> %s:" % (_('Stop'), _('Coords')))
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self.stop_label.setToolTip(_("This is the measuring Stop point coordinates."))
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self.distance_x_label = QtWidgets.QLabel('%s:' % _("Dx"))
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self.distance_x_label.setToolTip(_("This is the distance measured over the X axis."))
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self.distance_y_label = QtWidgets.QLabel('%s:' % _("Dy"))
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self.distance_y_label.setToolTip(_("This is the distance measured over the Y axis."))
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self.total_distance_label = QtWidgets.QLabel("<b>%s:</b>" % _('DISTANCE'))
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self.total_distance_label.setToolTip(_("This is the point to point Euclidian distance."))
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self.start_entry = FCEntry()
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self.start_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
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self.start_entry.setToolTip(_("This is measuring Start point coordinates."))
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self.stop_entry = FCEntry()
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self.stop_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
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self.stop_entry.setToolTip(_("This is the measuring Stop point coordinates."))
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self.distance_x_entry = FCEntry()
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self.distance_x_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
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self.distance_x_entry.setToolTip(_("This is the distance measured over the X axis."))
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self.distance_y_entry = FCEntry()
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self.distance_y_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
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self.distance_y_entry.setToolTip(_("This is the distance measured over the Y axis."))
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self.total_distance_entry = FCEntry()
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self.total_distance_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
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self.total_distance_entry.setToolTip(_("This is the point to point Euclidian distance."))
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self.measure_btn = QtWidgets.QPushButton(_("Measure"))
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# self.measure_btn.setFixedWidth(70)
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self.layout.addWidget(self.measure_btn)
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form_layout.addRow(self.units_label, self.units_value)
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form_layout.addRow(self.start_label, self.start_entry)
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form_layout.addRow(self.stop_label, self.stop_entry)
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form_layout.addRow(self.distance_x_label, self.distance_x_entry)
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form_layout.addRow(self.distance_y_label, self.distance_y_entry)
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form_layout.addRow(self.total_distance_label, self.total_distance_entry)
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# initial view of the layout
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self.start_entry.set_value('(0, 0)')
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self.stop_entry.set_value('(0, 0)')
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self.distance_x_entry.set_value('0')
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self.distance_y_entry.set_value('0')
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self.total_distance_entry.set_value('0')
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self.layout.addStretch()
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# store here the first click and second click of the measurement process
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self.points = []
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self.rel_point1 = None
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self.rel_point2 = None
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self.active = False
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self.clicked_meas = None
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self.meas_line = None
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self.original_call_source = 'app'
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# VisPy visuals
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if self.app.is_legacy is False:
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self.sel_shapes = ShapeCollection(parent=self.app.plotcanvas.view.scene, layers=1)
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else:
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from flatcamGUI.PlotCanvasLegacy import ShapeCollectionLegacy
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self.sel_shapes = ShapeCollectionLegacy()
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self.measure_btn.clicked.connect(self.activate_measure_tool)
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def run(self, toggle=False):
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self.app.report_usage("ToolMeasurement()")
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self.points[:] = []
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self.rel_point1 = None
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self.rel_point2 = None
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if self.app.tool_tab_locked is True:
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return
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self.app.ui.notebook.setTabText(2, _("Meas. Tool"))
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# if the splitter is hidden, display it
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if self.app.ui.splitter.sizes()[0] == 0:
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self.app.ui.splitter.setSizes([1, 1])
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if toggle:
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pass
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if self.active is False:
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self.activate_measure_tool()
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else:
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self.deactivate_measure_tool()
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def install(self, icon=None, separator=None, **kwargs):
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FlatCAMTool.install(self, icon, separator, shortcut='CTRL+M', **kwargs)
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def set_tool_ui(self):
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# Remove anything else in the GUI
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self.app.ui.tool_scroll_area.takeWidget()
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# Put ourself in the GUI
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self.app.ui.tool_scroll_area.setWidget(self)
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# Switch notebook to tool page
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self.app.ui.notebook.setCurrentWidget(self.app.ui.tool_tab)
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self.units = self.app.ui.general_defaults_form.general_app_group.units_radio.get_value().lower()
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self.app.command_active = "Measurement"
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# initial view of the layout
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self.start_entry.set_value('(0, 0)')
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self.stop_entry.set_value('(0, 0)')
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self.distance_x_entry.set_value('0')
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self.distance_y_entry.set_value('0')
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self.total_distance_entry.set_value('0')
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log.debug("Measurement Tool --> tool initialized")
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def activate_measure_tool(self):
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# ENABLE the Measuring TOOL
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self.active = True
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self.clicked_meas = 0
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self.original_call_source = copy(self.app.call_source)
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self.app.inform.emit(_("MEASURING: Click on the Start point ..."))
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self.units = self.app.ui.general_defaults_form.general_app_group.units_radio.get_value().lower()
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# we can connect the app mouse events to the measurement tool
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# NEVER DISCONNECT THOSE before connecting some other handlers; it breaks something in VisPy
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self.mm = self.canvas.graph_event_connect('mouse_move', self.on_mouse_move_meas)
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self.mr = self.canvas.graph_event_connect('mouse_release', self.on_mouse_click_release)
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# we disconnect the mouse/key handlers from wherever the measurement tool was called
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if self.app.call_source == 'app':
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if self.app.is_legacy is False:
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self.canvas.graph_event_disconnect('mouse_move', self.app.on_mouse_move_over_plot)
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self.canvas.graph_event_disconnect('mouse_press', self.app.on_mouse_click_over_plot)
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self.canvas.graph_event_disconnect('mouse_release', self.app.on_mouse_click_release_over_plot)
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else:
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self.canvas.graph_event_disconnect(self.app.mm)
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self.canvas.graph_event_disconnect(self.app.mp)
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self.canvas.graph_event_disconnect(self.app.mr)
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elif self.app.call_source == 'geo_editor':
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if self.app.is_legacy is False:
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self.canvas.graph_event_disconnect('mouse_move', self.app.geo_editor.on_canvas_move)
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self.canvas.graph_event_disconnect('mouse_press', self.app.geo_editor.on_canvas_click)
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self.canvas.graph_event_disconnect('mouse_release', self.app.geo_editor.on_geo_click_release)
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else:
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self.canvas.graph_event_disconnect(self.app.geo_editor.mm)
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self.canvas.graph_event_disconnect(self.app.geo_editor.mp)
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self.canvas.graph_event_disconnect(self.app.geo_editor.mr)
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elif self.app.call_source == 'exc_editor':
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if self.app.is_legacy is False:
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self.canvas.graph_event_disconnect('mouse_move', self.app.exc_editor.on_canvas_move)
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self.canvas.graph_event_disconnect('mouse_press', self.app.exc_editor.on_canvas_click)
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self.canvas.graph_event_disconnect('mouse_release', self.app.exc_editor.on_exc_click_release)
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else:
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self.canvas.graph_event_disconnect(self.app.exc_editor.mm)
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self.canvas.graph_event_disconnect(self.app.exc_editor.mp)
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self.canvas.graph_event_disconnect(self.app.exc_editor.mr)
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elif self.app.call_source == 'grb_editor':
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if self.app.is_legacy is False:
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self.canvas.graph_event_disconnect('mouse_move', self.app.grb_editor.on_canvas_move)
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self.canvas.graph_event_disconnect('mouse_press', self.app.grb_editor.on_canvas_click)
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self.canvas.graph_event_disconnect('mouse_release', self.app.grb_editor.on_grb_click_release)
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else:
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self.canvas.graph_event_disconnect(self.app.grb_editor.mm)
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self.canvas.graph_event_disconnect(self.app.grb_editor.mp)
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self.canvas.graph_event_disconnect(self.app.grb_editor.mr)
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self.app.call_source = 'measurement'
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self.set_tool_ui()
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def deactivate_measure_tool(self):
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# DISABLE the Measuring TOOL
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self.active = False
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self.points = []
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self.app.call_source = copy(self.original_call_source)
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if self.original_call_source == 'app':
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self.app.mm = self.canvas.graph_event_connect('mouse_move', self.app.on_mouse_move_over_plot)
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self.app.mp = self.canvas.graph_event_connect('mouse_press', self.app.on_mouse_click_over_plot)
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self.app.mr = self.canvas.graph_event_connect('mouse_release', self.app.on_mouse_click_release_over_plot)
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elif self.original_call_source == 'geo_editor':
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self.app.geo_editor.mm = self.canvas.graph_event_connect('mouse_move', self.app.geo_editor.on_canvas_move)
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self.app.geo_editor.mp = self.canvas.graph_event_connect('mouse_press', self.app.geo_editor.on_canvas_click)
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self.app.geo_editor.mr = self.canvas.graph_event_connect('mouse_release',
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self.app.geo_editor.on_geo_click_release)
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elif self.original_call_source == 'exc_editor':
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self.app.exc_editor.mm = self.canvas.graph_event_connect('mouse_move', self.app.exc_editor.on_canvas_move)
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self.app.exc_editor.mp = self.canvas.graph_event_connect('mouse_press', self.app.exc_editor.on_canvas_click)
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self.app.exc_editor.mr = self.canvas.graph_event_connect('mouse_release',
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self.app.exc_editor.on_exc_click_release)
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elif self.original_call_source == 'grb_editor':
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self.app.grb_editor.mm = self.canvas.graph_event_connect('mouse_move', self.app.grb_editor.on_canvas_move)
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self.app.grb_editor.mp = self.canvas.graph_event_connect('mouse_press', self.app.grb_editor.on_canvas_click)
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self.app.grb_editor.mr = self.canvas.graph_event_connect('mouse_release',
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self.app.grb_editor.on_grb_click_release)
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# disconnect the mouse/key events from functions of measurement tool
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if self.app.is_legacy is False:
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self.canvas.graph_event_disconnect('mouse_move', self.on_mouse_move_meas)
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self.canvas.graph_event_disconnect('mouse_release', self.on_mouse_click_release)
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else:
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self.canvas.graph_event_disconnect(self.mm)
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self.canvas.graph_event_disconnect(self.mr)
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# self.app.ui.notebook.setTabText(2, _("Tools"))
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# self.app.ui.notebook.setCurrentWidget(self.app.ui.project_tab)
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self.app.command_active = None
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# delete the measuring line
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self.delete_shape()
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log.debug("Measurement Tool --> exit tool")
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def on_mouse_click_release(self, event):
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# mouse click releases will be accepted only if the left button is clicked
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# this is necessary because right mouse click or middle mouse click
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# are used for panning on the canvas
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log.debug("Measuring Tool --> mouse click release")
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if event.button == 1:
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pos_canvas = self.canvas.translate_coords(event.pos)
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# if GRID is active we need to get the snapped positions
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if self.app.grid_status() == True:
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pos = self.app.geo_editor.snap(pos_canvas[0], pos_canvas[1])
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else:
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pos = pos_canvas[0], pos_canvas[1]
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self.points.append(pos)
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# Reset here the relative coordinates so there is a new reference on the click position
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if self.rel_point1 is None:
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self.app.ui.rel_position_label.setText("<b>Dx</b>: %.4f <b>Dy</b>: "
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"%.4f " % (0.0, 0.0))
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self.rel_point1 = pos
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else:
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self.rel_point2 = copy(self.rel_point1)
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self.rel_point1 = pos
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if len(self.points) == 1:
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self.start_entry.set_value("(%.4f, %.4f)" % pos)
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self.app.inform.emit(_("MEASURING: Click on the Destination point ..."))
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if len(self.points) == 2:
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dx = self.points[1][0] - self.points[0][0]
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dy = self.points[1][1] - self.points[0][1]
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d = sqrt(dx ** 2 + dy ** 2)
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self.stop_entry.set_value("(%.4f, %.4f)" % pos)
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self.app.inform.emit(_("MEASURING: Result D(x) = {d_x} | D(y) = {d_y} | Distance = {d_z}").format(
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d_x='%4f' % abs(dx), d_y='%4f' % abs(dy), d_z='%4f' % abs(d)))
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self.distance_x_entry.set_value('%.4f' % abs(dx))
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self.distance_y_entry.set_value('%.4f' % abs(dy))
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self.total_distance_entry.set_value('%.4f' % abs(d))
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self.app.ui.rel_position_label.setText("<b>Dx</b>: %.4f <b>Dy</b>: "
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"%.4f " % (pos[0], pos[1]))
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self.deactivate_measure_tool()
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def on_mouse_move_meas(self, event):
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try: # May fail in case mouse not within axes
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pos_canvas = self.app.plotcanvas.translate_coords(event.pos)
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if self.app.grid_status() == True:
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pos = self.app.geo_editor.snap(pos_canvas[0], pos_canvas[1])
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# Update cursor
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self.app.app_cursor.set_data(np.asarray([(pos[0], pos[1])]),
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symbol='++', edge_color='black', size=20)
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else:
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pos = (pos_canvas[0], pos_canvas[1])
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if self.rel_point1 is not None:
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dx = pos[0] - self.rel_point1[0]
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dy = pos[1] - self.rel_point1[1]
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else:
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dx = pos[0]
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dy = pos[1]
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self.app.ui.position_label.setText(" <b>X</b>: %.4f "
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"<b>Y</b>: %.4f" % (pos[0], pos[1]))
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self.app.ui.rel_position_label.setText("<b>Dx</b>: %.4f <b>Dy</b>: "
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"%.4f " % (dx, dy))
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# update utility geometry
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if len(self.points) == 1:
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self.utility_geometry(pos=pos)
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except Exception as e:
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self.app.ui.position_label.setText("")
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self.app.ui.rel_position_label.setText("")
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def utility_geometry(self, pos):
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# first delete old shape
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self.delete_shape()
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# second draw the new shape of the utility geometry
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self.meas_line = LineString([pos, self.points[0]])
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self.sel_shapes.add(self.meas_line, color='black', update=True, layer=0, tolerance=None)
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def delete_shape(self):
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self.sel_shapes.clear()
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self.sel_shapes.redraw()
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def set_meas_units(self, units):
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self.meas.units_label.setText("[" + self.app.options["units"].lower() + "]")
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# end of file
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