616 lines
19 KiB
Python
616 lines
19 KiB
Python
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############################################################
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# FlatCAM: 2D Post-processing for Manufacturing #
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# http://caram.cl/software/flatcam #
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# Author: Juan Pablo Caram (c) #
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# Date: 2/5/2014 #
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# MIT Licence #
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############################################################
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from gi.repository import Gtk
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from gi.repository import Gdk
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from gi.repository import GLib
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from camlib import *
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########################################
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## FlatCAMObj ##
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########################################
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class FlatCAMObj:
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"""
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Base type of objects handled in FlatCAM. These become interactive
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in the GUI, can be plotted, and their options can be modified
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by the user in their respective forms.
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"""
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# Instance of the application to which these are related.
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# The app should set this value.
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app = None
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def __init__(self, name):
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self.options = {"name": name}
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self.form_kinds = {"name": "entry_text"} # Kind of form element for each option
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self.radios = {} # Name value pairs for radio sets
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self.radios_inv = {} # Inverse of self.radios
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self.axes = None # Matplotlib axes
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self.kind = None # Override with proper name
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def setup_axes(self, figure):
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"""
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1) Creates axes if they don't exist. 2) Clears axes. 3) Attaches
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them to figure if not part of the figure. 4) Sets transparent
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background. 5) Sets 1:1 scale aspect ratio.
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:param figure: A Matplotlib.Figure on which to add/configure axes.
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:type figure: matplotlib.figure.Figure
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:return: None
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:rtype: None
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"""
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if self.axes is None:
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print "New axes"
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self.axes = figure.add_axes([0.05, 0.05, 0.9, 0.9],
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label=self.options["name"])
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elif self.axes not in figure.axes:
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print "Clearing and attaching axes"
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self.axes.cla()
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figure.add_axes(self.axes)
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else:
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print "Clearing Axes"
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self.axes.cla()
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# Remove all decoration. The app's axes will have
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# the ticks and grid.
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self.axes.set_frame_on(False) # No frame
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self.axes.set_xticks([]) # No tick
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self.axes.set_yticks([]) # No ticks
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self.axes.patch.set_visible(False) # No background
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self.axes.set_aspect(1)
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def to_form(self):
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"""
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Copies options to the UI form.
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:return: None
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"""
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for option in self.options:
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self.set_form_item(option)
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def read_form(self):
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"""
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Reads form into ``self.options``.
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:return: None
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:rtype: None
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"""
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for option in self.options:
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self.read_form_item(option)
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def build_ui(self):
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"""
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Sets up the UI/form for this object.
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:return: None
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:rtype: None
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"""
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# Where the UI for this object is drawn
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box_selected = self.app.builder.get_object("box_selected")
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# Remove anything else in the box
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box_children = box_selected.get_children()
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for child in box_children:
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box_selected.remove(child)
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osw = self.app.builder.get_object("offscrwindow_" + self.kind) # offscreenwindow
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sw = self.app.builder.get_object("sw_" + self.kind) # scrollwindows
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osw.remove(sw) # TODO: Is this needed ?
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vp = self.app.builder.get_object("vp_" + self.kind) # Viewport
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vp.override_background_color(Gtk.StateType.NORMAL, Gdk.RGBA(1, 1, 1, 1))
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# Put in the UI
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box_selected.pack_start(sw, True, True, 0)
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entry_name = self.app.builder.get_object("entry_text_" + self.kind + "_name")
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entry_name.connect("activate", self.app.on_activate_name)
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self.to_form()
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sw.show()
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def set_form_item(self, option):
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"""
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Copies the specified option to the UI form.
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:param option: Name of the option (Key in ``self.options``).
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:type option: str
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:return: None
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"""
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fkind = self.form_kinds[option]
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fname = fkind + "_" + self.kind + "_" + option
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if fkind == 'entry_eval' or fkind == 'entry_text':
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self.app.builder.get_object(fname).set_text(str(self.options[option]))
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return
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if fkind == 'cb':
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self.app.builder.get_object(fname).set_active(self.options[option])
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return
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if fkind == 'radio':
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self.app.builder.get_object(self.radios_inv[option][self.options[option]]).set_active(True)
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return
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print "Unknown kind of form item:", fkind
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def read_form_item(self, option):
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"""
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Reads the specified option from the UI form into ``self.options``.
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:param option: Name of the option.
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:type option: str
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:return: None
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"""
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fkind = self.form_kinds[option]
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fname = fkind + "_" + self.kind + "_" + option
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if fkind == 'entry_text':
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self.options[option] = self.app.builder.get_object(fname).get_text()
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return
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if fkind == 'entry_eval':
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self.options[option] = self.app.get_eval(fname)
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return
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if fkind == 'cb':
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self.options[option] = self.app.builder.get_object(fname).get_active()
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return
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if fkind == 'radio':
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self.options[option] = self.app.get_radio_value(self.radios[option])
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return
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print "Unknown kind of form item:", fkind
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def plot(self):
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"""
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Plot this object (Extend this method to implement the actual plotting).
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Axes get created, appended to canvas and cleared before plotting.
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Call this in descendants before doing the plotting.
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:return: Whether to continue plotting or not depending on the "plot" option.
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:rtype: bool
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"""
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# Axes must exist and be attached to canvas.
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if self.axes is None or self.axes not in self.app.plotcanvas.figure.axes:
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self.axes = self.app.plotcanvas.new_axes(self.options['name'])
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if not self.options["plot"]:
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self.axes.cla()
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self.app.plotcanvas.auto_adjust_axes()
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return False
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# Clear axes or we will plot on top of them.
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self.axes.cla()
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# GLib.idle_add(self.axes.cla)
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return True
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def serialize(self):
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"""
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Returns a representation of the object as a dictionary so
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it can be later exported as JSON. Override this method.
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:return: Dictionary representing the object
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:rtype: dict
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"""
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return
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def deserialize(self, obj_dict):
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"""
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Re-builds an object from its serialized version.
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:param obj_dict: Dictionary representing a FlatCAMObj
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:type obj_dict: dict
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:return: None
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"""
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return
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class FlatCAMGerber(FlatCAMObj, Gerber):
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"""
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Represents Gerber code.
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"""
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def __init__(self, name):
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Gerber.__init__(self)
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FlatCAMObj.__init__(self, name)
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self.kind = "gerber"
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# The 'name' is already in self.options from FlatCAMObj
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self.options.update({
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"plot": True,
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"mergepolys": True,
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"multicolored": False,
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"solid": False,
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"isotooldia": 0.016,
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"isopasses": 1,
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"isooverlap": 0.15,
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"cutouttooldia": 0.07,
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"cutoutmargin": 0.2,
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"cutoutgapsize": 0.15,
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"gaps": "tb",
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"noncoppermargin": 0.0,
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"noncopperrounded": False,
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"bboxmargin": 0.0,
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"bboxrounded": False
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})
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# The 'name' is already in self.form_kinds from FlatCAMObj
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self.form_kinds.update({
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"plot": "cb",
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"mergepolys": "cb",
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"multicolored": "cb",
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"solid": "cb",
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"isotooldia": "entry_eval",
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"isopasses": "entry_eval",
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"isooverlap": "entry_eval",
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"cutouttooldia": "entry_eval",
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"cutoutmargin": "entry_eval",
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"cutoutgapsize": "entry_eval",
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"gaps": "radio",
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"noncoppermargin": "entry_eval",
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"noncopperrounded": "cb",
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"bboxmargin": "entry_eval",
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"bboxrounded": "cb"
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})
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self.radios = {"gaps": {"rb_2tb": "tb", "rb_2lr": "lr", "rb_4": "4"}}
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self.radios_inv = {"gaps": {"tb": "rb_2tb", "lr": "rb_2lr", "4": "rb_4"}}
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# Attributes to be included in serialization
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# Always append to it because it carries contents
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# from predecessors.
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self.ser_attrs += ['options', 'kind']
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def convert_units(self, units):
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"""
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Converts the units of the object by scaling dimensions in all geometry
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and options.
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:param units: Units to which to convert the object: "IN" or "MM".
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:type units: str
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:return: None
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:rtype: None
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"""
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factor = Gerber.convert_units(self, units)
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self.options['isotooldia'] *= factor
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self.options['cutoutmargin'] *= factor
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self.options['cutoutgapsize'] *= factor
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self.options['noncoppermargin'] *= factor
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self.options['bboxmargin'] *= factor
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def plot(self):
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# Does all the required setup and returns False
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# if the 'ptint' option is set to False.
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if not FlatCAMObj.plot(self):
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return
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if self.options["mergepolys"]:
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geometry = self.solid_geometry
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else:
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geometry = self.buffered_paths + \
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[poly['polygon'] for poly in self.regions] + \
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self.flash_geometry
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if self.options["multicolored"]:
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linespec = '-'
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else:
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linespec = 'k-'
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if self.options["solid"]:
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for poly in geometry:
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# TODO: Too many things hardcoded.
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patch = PolygonPatch(poly,
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facecolor="#BBF268",
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edgecolor="#006E20",
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alpha=0.75,
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zorder=2)
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self.axes.add_patch(patch)
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else:
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for poly in geometry:
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x, y = poly.exterior.xy
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self.axes.plot(x, y, linespec)
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for ints in poly.interiors:
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x, y = ints.coords.xy
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self.axes.plot(x, y, linespec)
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# self.app.plotcanvas.auto_adjust_axes()
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GLib.idle_add(self.app.plotcanvas.auto_adjust_axes)
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def serialize(self):
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return {
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"options": self.options,
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"kind": self.kind
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}
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class FlatCAMExcellon(FlatCAMObj, Excellon):
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"""
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Represents Excellon/Drill code.
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"""
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def __init__(self, name):
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Excellon.__init__(self)
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FlatCAMObj.__init__(self, name)
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self.kind = "excellon"
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self.options.update({
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"plot": True,
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"solid": False,
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"drillz": -0.1,
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"travelz": 0.1,
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"feedrate": 5.0,
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"toolselection": ""
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})
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self.form_kinds.update({
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"plot": "cb",
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"solid": "cb",
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"drillz": "entry_eval",
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"travelz": "entry_eval",
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"feedrate": "entry_eval",
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"toolselection": "entry_text"
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})
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# TODO: Document this.
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self.tool_cbs = {}
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# Attributes to be included in serialization
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# Always append to it because it carries contents
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# from predecessors.
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self.ser_attrs += ['options', 'kind']
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def convert_units(self, units):
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factor = Excellon.convert_units(self, units)
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self.options['drillz'] *= factor
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self.options['travelz'] *= factor
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self.options['feedrate'] *= factor
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def plot(self):
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# Does all the required setup and returns False
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# if the 'ptint' option is set to False.
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if not FlatCAMObj.plot(self):
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return
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try:
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_ = iter(self.solid_geometry)
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except TypeError:
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self.solid_geometry = [self.solid_geometry]
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# Plot excellon (All polygons?)
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if self.options["solid"]:
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for geo in self.solid_geometry:
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patch = PolygonPatch(geo,
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facecolor="#C40000",
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edgecolor="#750000",
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alpha=0.75,
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zorder=3)
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self.axes.add_patch(patch)
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else:
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for geo in self.solid_geometry:
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x, y = geo.exterior.coords.xy
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self.axes.plot(x, y, 'r-')
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for ints in geo.interiors:
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x, y = ints.coords.xy
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self.axes.plot(x, y, 'g-')
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#self.app.plotcanvas.auto_adjust_axes()
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GLib.idle_add(self.app.plotcanvas.auto_adjust_axes)
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def show_tool_chooser(self):
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win = Gtk.Window()
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box = Gtk.Box(spacing=2)
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box.set_orientation(Gtk.Orientation(1))
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win.add(box)
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for tool in self.tools:
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self.tool_cbs[tool] = Gtk.CheckButton(label=tool + ": " + str(self.tools[tool]))
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box.pack_start(self.tool_cbs[tool], False, False, 1)
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button = Gtk.Button(label="Accept")
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box.pack_start(button, False, False, 1)
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win.show_all()
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def on_accept(widget):
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win.destroy()
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tool_list = []
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for toolx in self.tool_cbs:
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if self.tool_cbs[toolx].get_active():
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tool_list.append(toolx)
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self.options["toolselection"] = ", ".join(tool_list)
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self.to_form()
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button.connect("activate", on_accept)
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button.connect("clicked", on_accept)
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class FlatCAMCNCjob(FlatCAMObj, CNCjob):
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"""
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Represents G-Code.
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"""
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def __init__(self, name, units="in", kind="generic", z_move=0.1,
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feedrate=3.0, z_cut=-0.002, tooldia=0.0):
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CNCjob.__init__(self, units=units, kind=kind, z_move=z_move,
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feedrate=feedrate, z_cut=z_cut, tooldia=tooldia)
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FlatCAMObj.__init__(self, name)
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self.kind = "cncjob"
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self.options.update({
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"plot": True,
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"tooldia": 0.4 / 25.4 # 0.4mm in inches
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||
|
})
|
||
|
|
||
|
self.form_kinds.update({
|
||
|
"plot": "cb",
|
||
|
"tooldia": "entry_eval"
|
||
|
})
|
||
|
|
||
|
# Attributes to be included in serialization
|
||
|
# Always append to it because it carries contents
|
||
|
# from predecessors.
|
||
|
self.ser_attrs += ['options', 'kind']
|
||
|
|
||
|
def plot(self):
|
||
|
|
||
|
# Does all the required setup and returns False
|
||
|
# if the 'ptint' option is set to False.
|
||
|
if not FlatCAMObj.plot(self):
|
||
|
return
|
||
|
|
||
|
self.plot2(self.axes, tooldia=self.options["tooldia"])
|
||
|
|
||
|
#self.app.plotcanvas.auto_adjust_axes()
|
||
|
GLib.idle_add(self.app.plotcanvas.auto_adjust_axes)
|
||
|
|
||
|
def convert_units(self, units):
|
||
|
factor = CNCjob.convert_units(self, units)
|
||
|
print "FlatCAMCNCjob.convert_units()"
|
||
|
self.options["tooldia"] *= factor
|
||
|
|
||
|
|
||
|
class FlatCAMGeometry(FlatCAMObj, Geometry):
|
||
|
"""
|
||
|
Geometric object not associated with a specific
|
||
|
format.
|
||
|
"""
|
||
|
|
||
|
def __init__(self, name):
|
||
|
FlatCAMObj.__init__(self, name)
|
||
|
Geometry.__init__(self)
|
||
|
|
||
|
self.kind = "geometry"
|
||
|
|
||
|
self.options.update({
|
||
|
"plot": True,
|
||
|
"solid": False,
|
||
|
"multicolored": False,
|
||
|
"cutz": -0.002,
|
||
|
"travelz": 0.1,
|
||
|
"feedrate": 5.0,
|
||
|
"cnctooldia": 0.4 / 25.4,
|
||
|
"painttooldia": 0.0625,
|
||
|
"paintoverlap": 0.15,
|
||
|
"paintmargin": 0.01
|
||
|
})
|
||
|
|
||
|
self.form_kinds.update({
|
||
|
"plot": "cb",
|
||
|
"solid": "cb",
|
||
|
"multicolored": "cb",
|
||
|
"cutz": "entry_eval",
|
||
|
"travelz": "entry_eval",
|
||
|
"feedrate": "entry_eval",
|
||
|
"cnctooldia": "entry_eval",
|
||
|
"painttooldia": "entry_eval",
|
||
|
"paintoverlap": "entry_eval",
|
||
|
"paintmargin": "entry_eval"
|
||
|
})
|
||
|
|
||
|
# Attributes to be included in serialization
|
||
|
# Always append to it because it carries contents
|
||
|
# from predecessors.
|
||
|
self.ser_attrs += ['options', 'kind']
|
||
|
|
||
|
def scale(self, factor):
|
||
|
"""
|
||
|
Scales all geometry by a given factor.
|
||
|
|
||
|
:param factor: Factor by which to scale the object's geometry/
|
||
|
:type factor: float
|
||
|
:return: None
|
||
|
:rtype: None
|
||
|
"""
|
||
|
|
||
|
if type(self.solid_geometry) == list:
|
||
|
self.solid_geometry = [affinity.scale(g, factor, factor, origin=(0, 0))
|
||
|
for g in self.solid_geometry]
|
||
|
else:
|
||
|
self.solid_geometry = affinity.scale(self.solid_geometry, factor, factor,
|
||
|
origin=(0, 0))
|
||
|
|
||
|
def offset(self, vect):
|
||
|
"""
|
||
|
Offsets all geometry by a given vector/
|
||
|
|
||
|
:param vect: (x, y) vector by which to offset the object's geometry.
|
||
|
:type vect: tuple
|
||
|
:return: None
|
||
|
:rtype: None
|
||
|
"""
|
||
|
|
||
|
dx, dy = vect
|
||
|
|
||
|
if type(self.solid_geometry) == list:
|
||
|
self.solid_geometry = [affinity.translate(g, xoff=dx, yoff=dy)
|
||
|
for g in self.solid_geometry]
|
||
|
else:
|
||
|
self.solid_geometry = affinity.translate(self.solid_geometry, xoff=dx, yoff=dy)
|
||
|
|
||
|
def convert_units(self, units):
|
||
|
factor = Geometry.convert_units(self, units)
|
||
|
|
||
|
self.options['cutz'] *= factor
|
||
|
self.options['travelz'] *= factor
|
||
|
self.options['feedrate'] *= factor
|
||
|
self.options['cnctooldia'] *= factor
|
||
|
self.options['painttooldia'] *= factor
|
||
|
self.options['paintmargin'] *= factor
|
||
|
|
||
|
return factor
|
||
|
|
||
|
def plot(self):
|
||
|
"""
|
||
|
Plots the object into its axes. If None, of if the axes
|
||
|
are not part of the app's figure, it fetches new ones.
|
||
|
|
||
|
:return: None
|
||
|
"""
|
||
|
|
||
|
# Does all the required setup and returns False
|
||
|
# if the 'ptint' option is set to False.
|
||
|
if not FlatCAMObj.plot(self):
|
||
|
return
|
||
|
|
||
|
# Make sure solid_geometry is iterable.
|
||
|
try:
|
||
|
_ = iter(self.solid_geometry)
|
||
|
except TypeError:
|
||
|
self.solid_geometry = [self.solid_geometry]
|
||
|
|
||
|
for geo in self.solid_geometry:
|
||
|
|
||
|
if type(geo) == Polygon:
|
||
|
x, y = geo.exterior.coords.xy
|
||
|
self.axes.plot(x, y, 'r-')
|
||
|
for ints in geo.interiors:
|
||
|
x, y = ints.coords.xy
|
||
|
self.axes.plot(x, y, 'r-')
|
||
|
continue
|
||
|
|
||
|
if type(geo) == LineString or type(geo) == LinearRing:
|
||
|
x, y = geo.coords.xy
|
||
|
self.axes.plot(x, y, 'r-')
|
||
|
continue
|
||
|
|
||
|
if type(geo) == MultiPolygon:
|
||
|
for poly in geo:
|
||
|
x, y = poly.exterior.coords.xy
|
||
|
self.axes.plot(x, y, 'r-')
|
||
|
for ints in poly.interiors:
|
||
|
x, y = ints.coords.xy
|
||
|
self.axes.plot(x, y, 'r-')
|
||
|
continue
|
||
|
|
||
|
print "WARNING: Did not plot:", str(type(geo))
|
||
|
|
||
|
#self.app.plotcanvas.auto_adjust_axes()
|
||
|
GLib.idle_add(self.app.plotcanvas.auto_adjust_axes)
|