01dcfb69a6
- renamed the other current files that holds 'Tools' to start with Tool like Tcl commands start with TclCommand
75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
from PyQt4 import QtGui
|
|
from FlatCAMTool import FlatCAMTool
|
|
from copy import copy
|
|
from math import sqrt
|
|
|
|
|
|
class Measurement(FlatCAMTool):
|
|
|
|
toolName = "Measurement Tool"
|
|
|
|
def __init__(self, app):
|
|
FlatCAMTool.__init__(self, app)
|
|
|
|
# self.setContentsMargins(0, 0, 0, 0)
|
|
self.layout.setMargin(0)
|
|
self.layout.setContentsMargins(0, 0, 3, 0)
|
|
|
|
self.setSizePolicy(QtGui.QSizePolicy.Ignored, QtGui.QSizePolicy.Maximum)
|
|
|
|
self.point1 = None
|
|
self.point2 = None
|
|
self.label = QtGui.QLabel("Click on a reference point ...")
|
|
self.label.setFrameStyle(QtGui.QFrame.StyledPanel | QtGui.QFrame.Plain)
|
|
self.label.setMargin(3)
|
|
self.layout.addWidget(self.label)
|
|
# self.layout.setMargin(0)
|
|
self.setVisible(False)
|
|
|
|
self.click_subscription = None
|
|
self.move_subscription = None
|
|
|
|
def install(self, icon=None, separator=None, **kwargs):
|
|
FlatCAMTool.install(self, icon, separator, **kwargs)
|
|
self.app.ui.right_layout.addWidget(self)
|
|
self.app.plotcanvas.mpl_connect('key_press_event', self.on_key_press)
|
|
|
|
def run(self):
|
|
self.toggle()
|
|
|
|
def on_click(self, event):
|
|
if self.point1 is None:
|
|
self.point1 = (event.xdata, event.ydata)
|
|
else:
|
|
self.point2 = copy(self.point1)
|
|
self.point1 = (event.xdata, event.ydata)
|
|
self.on_move(event)
|
|
|
|
def on_key_press(self, event):
|
|
if event.key == 'r':
|
|
self.toggle()
|
|
|
|
def toggle(self):
|
|
if self.isVisible():
|
|
self.setVisible(False)
|
|
self.app.plotcanvas.mpl_disconnect(self.move_subscription)
|
|
self.app.plotcanvas.mpl_disconnect(self.click_subscription)
|
|
else:
|
|
self.setVisible(True)
|
|
self.move_subscription = self.app.plotcanvas.mpl_connect('motion_notify_event', self.on_move)
|
|
self.click_subscription = self.app.plotcanvas.mpl_connect('button_press_event', self.on_click)
|
|
|
|
def on_move(self, event):
|
|
if self.point1 is None:
|
|
self.label.setText("Click on a reference point...")
|
|
else:
|
|
try:
|
|
dx = event.xdata - self.point1[0]
|
|
dy = event.ydata - self.point1[1]
|
|
d = sqrt(dx**2 + dy**2)
|
|
self.label.setText("D = %.4f D(x) = %.4f D(y) = %.4f" % (d, dx, dy))
|
|
except TypeError:
|
|
pass
|
|
if self.update is not None:
|
|
self.update()
|