mirror of
https://github.com/Denvi/FlatCAM.git
synced 2026-03-03 06:54:19 +01:00
77 lines
2.4 KiB
Python
77 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):
|
|
FlatCAMTool.install(self)
|
|
self.app.ui.right_layout.addWidget(self)
|
|
self.app.plotcanvas.vis_connect('key_press', self.on_key_press)
|
|
|
|
def run(self):
|
|
self.toggle()
|
|
|
|
def on_click(self, event):
|
|
pos = self.app.plotcanvas.vispy_canvas.translate_coords(event.pos)
|
|
if self.point1 is None:
|
|
self.point1 = pos
|
|
else:
|
|
self.point2 = copy(self.point1)
|
|
self.point1 = pos
|
|
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.vis_disconnect('mouse_move', self.on_move)
|
|
self.app.plotcanvas.vis_disconnect('mouse_release', self.on_click)
|
|
else:
|
|
self.setVisible(True)
|
|
self.app.plotcanvas.vis_connect('mouse_move', self.on_move)
|
|
self.app.plotcanvas.vis_connect('mouse_release', self.on_click)
|
|
|
|
def on_move(self, event):
|
|
if self.point1 is None:
|
|
self.label.setText("Click on a reference point...")
|
|
else:
|
|
try:
|
|
pos = self.app.plotcanvas.vispy_canvas.translate_coords(event.pos)
|
|
dx = pos[0] - self.point1[0]
|
|
dy = pos[1] - 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()
|