Files
linuxcncAllWasm/lib/python/qtvcp/widgets/nurbs_editor.py
2026-08-20 06:17:39 +08:00

307 lines
10 KiB
Python

#!/usr/bin/env python3
#############################################################################
##
## Copyright (C) 2010 Hans-Peter Jansen <hpj@urpla.net>.
## Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
## All rights reserved.
##
## This file is part of the examples of PyQt.
##
## $QT_BEGIN_LICENSE:BSD$
## You may use this file under the terms of the BSD license as follows:
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are
## met:
## * Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
## * Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in
## the documentation and/or other materials provided with the
## distribution.
## * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
## the names of its contributors may be used to endorse or promote
## products derived from this software without specific prior written
## permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
## $QT_END_LICENSE$
##
###########################################################################
import os
import sys
import traceback
from qtpy import uic
from qtpy.QtCore import Slot, QFile, QTextStream
from qtpy.QtWidgets import (QApplication, QDialog)
import gcode
from qt5_graphics import Lcnc_3dGraphics
from qtvcp.core import Info, Path, Action
from qtvcp import logger
LOG = logger.getLogger(__name__)
#LOG = logger.initBaseLogger('QTvcp1', log_file=None, log_level=logger.DEBUG)
INFO = Info()
PATH = Path()
ACTION = Action()
DATADIR = os.path.abspath( os.path.dirname( __file__ ) )
class NurbsEditor(QDialog):
def __init__(self, parent=None, path=None):
super(NurbsEditor, self).__init__(parent)
self.setMinimumSize(500, 500)
self.bluck_update = True
# Load the widgets UI file:
self.filename = os.path.join(PATH.SHAREDIR,'widgets_ui', 'nurbs_editor.ui')
try:
self.instance = uic.loadUi(self.filename, self)
except AttributeError as e:
#exc_type, exc_value, exc_traceback = sys.exc_info()
formatted_lines = traceback.format_exc().splitlines()
print()
print("Ui loadinr error",formatted_lines[0])
#traceback.print_tb(exc_traceback, limit=1, file=sys.stdout)
print(formatted_lines[-1])
if 'slotname' in formatted_lines[-2]:
LOG.critical('Missing slot name {}'.format(e))
else:
LOG.critical(e)
self.setWindowTitle('NurbsEditor Dialog');
self.workpath = os.path.join( "/tmp/LINUXCNCtempWork.ngc")
self.emptypath = os.path.join( "/tmp/LINUXCNCtempEmpty.ngc")
emptyfile = open(self.emptypath, "w")
print(("m2"), file=emptyfile)
emptyfile.close()
self.set_spinbuttons_default()
self.graphics = Lcnc_3dGraphics()
self.setGraphicsDisplay()
self.main.addWidget(self.graphics)
self.updateDisplay(self.emptypath)
self.update()
def setGraphicsDisplay(self):
# class patch to catch gcode errors - in theory
self.graphics.report_gcode_error = self.report_gcode_error
# reset trverse color so other displays don;t change
self.defaultColor = self.graphics.colors['traverse']
self.graphics.current_view = 'z'
self.graphics.metric_units = INFO.MACHINE_IS_METRIC
self.graphics.use_gradient_background = True
self.graphics.show_tool = False
self.graphics.grid_size = 2
self.graphics.cancel_rotate = True
def set_spinbuttons_default(self):
self.use_ctrl1.setChecked(True)
self.use_ctrl2.setChecked(True)
self.use_ctrl3.setChecked(True)
self.use_ctrl4.setChecked(True)
self.x1.setValue(3.53)
self.x2.setValue(5.53)
self.x3.setValue(3.52)
self.x4.setValue(0)
self.y1.setValue(-1.50)
self.y2.setValue(-11.01)
self.y3.setValue(-24.00)
self.y4.setValue(-29.56)
self.w1.setValue(2)
self.w2.setValue(1)
self.w3.setValue(1)
self.w4.setValue(1)
self.gridSpace.setValue(2)
self.unblock()
def checkChanged(self):
c = 0
for i in range(1,8):
u = 'use_ctrl{}'.format(i)
if self[u].isChecked(): c +=1
if c < 2:
self.sender().setChecked(True)
elif not self.bluck_update:
self.update()
def spinChanged(self,data):
if self.bluck_update: return
self.update()
def gridSpinChanged(self):
if self.bluck_update: return
self.graphics.grid_size = self.gridSpace.value()
self.graphics.updateGL()
def block(self):
self.bluck_update = True
def unblock(self):
self.bluck_update = False
def invertX(self):
self.block()
for i in range(1,8):
X = 'x{}'.format(i)
self[X].setValue(self[X].value() * -1)
self.rapidX.setValue(self.rapidX.value() * -1)
self.unblock()
self.update()
def invertY(self):
self.block()
for i in range(1,8):
Y = 'y{}'.format(i)
self[Y].setValue(self[Y].value() * -1)
self.rapidY.setValue(self.rapidY.value() * -1)
self.unblock()
self.update()
def resetView(self):
self.graphics.set_current_view()
def update(self):
self.graphics.colors['traverse'] = (0.0, 1.0, 0.0)
self.workfile = open(self.workpath, "w")
###############################
# Setup
###############################
t = self.toolNum.value()
if t:
print(('T{} M6 G43').format(self.toolNum.value()), file=self.workfile)
print(('( Starting position )'), file=self.workfile)
print(('G0 X {} Y {} Z {}').format(self.rapidX.value(),self.rapidY.value(),self.rapidZ.value()), file=self.workfile)
###############################
# Nurbs block
###############################
print((''), file=self.workfile)
print(('( Nurbs block )'), file=self.workfile)
f = self.feedRate.value()
if f:
print(('F{}').format(self.feedRate.value()), file=self.workfile)
#print >> self.workfile, ('F')
print(('G5.2'), file=self.workfile)
for i in range(1,8):
u = 'use_ctrl{}'.format(i)
X = 'x{}'.format(i)
Y = 'y{}'.format(i)
P = 'w{}'.format(i)
if self[u].isChecked():
print(('X {} Y {} P {}').format(self[X].value(),self[Y].value(),self[P].value()), file=self.workfile)
print(('G5.3'), file=self.workfile)
##############################
# rapids to show boundary
##############################
print((''), file=self.workfile)
print(('( Show control points with rapid lines )'), file=self.workfile)
print(('G0 X {} Y {} Z {}').format(self.rapidX.value(),self.rapidY.value(),self.rapidZ.value()), file=self.workfile)
for i in range(1,8):
u = 'use_ctrl{}'.format(i)
X = 'x{}'.format(i)
Y = 'y{}'.format(i)
if self[u].isChecked():
print(('G0 X{} y{}').format(self[X].value(),self[Y].value()), file=self.workfile)
##############################
# cleanup
##############################
print(('m2'), file=self.workfile)
self.workfile.close()
self.updateDisplay(self.workpath)
self.graphics.colors['traverse'] = self.defaultColor
def finalizeGcode(self):
gcode = self.gcodeText.toPlainText()
file = QFile(self.workpath)
if file.open(QFile.WriteOnly):
QTextStream(file) << gcode
def updateDisplay(self,fn):
self.graphics.load(fn)
def load_dialog(self):
#self.updateDisplay(self.emptypath)
self.graphics.current_view = 'z'
self.show() # must be realized before view will change
self.graphics.set_current_view()
#self.activateWindow()
@Slot()
def on_makeButton_clicked(self):
print('make')
file = QFile(self.workpath)
file.open(QFile.ReadOnly)
gcode = file.readAll()
try:
# Python v2.
gcode = str(gcode, encoding='utf8')
except NameError:
# Python v3.
gcode = str(gcode, encoding='utf8')
self.gcodeText.setPlainText(gcode)
@Slot()
def on_applyButton_clicked(self):
self.finalizeGcode()
ACTION.OPEN_PROGRAM(self.workpath)
@Slot()
def on_closeButton_clicked(self):
self.close()
def __getitem__(self, item):
return getattr(self, item)
def __setitem__(self, item, value):
return setattr(self, item, value)
###############
# class patch
############
def report_gcode_error(self, result, seq, filename):
error_str = gcode.strerror(result)
errortext = "G-Code error in " + os.path.basename(filename) + "\n" + "Near line " \
+ str(seq) + " of\n" + filename + "\n" + error_str + "\n"
print(errortext)
###########
# Testing
###########
if __name__ == '__main__':
app = QApplication(sys.argv)
if len(sys.argv) == 1:
inifilename = None
elif len(sys.argv) == 2:
inifilename = sys.argv[1]
else:
sys.exit(1)
window = NurbsEditor(path = inifilename)
window.load_dialog()
sys.exit(app.exec())