from PyQt4 import QtGui, QtCore
from PyQt4 import Qt
from GUIElements import FCEntry, FCButton
from FlatCAMTool import FlatCAMTool
from camlib import *
class ToolTransform(FlatCAMTool):
toolName = "Object Transformation"
rotateName = "Rotate Transformation"
skewName = "Skew/Shear Transformation"
flipName = "Flip Transformation"
def __init__(self, app):
FlatCAMTool.__init__(self, app)
self.transform_lay = QtGui.QVBoxLayout()
self.layout.addLayout(self.transform_lay)
## Title
title_label = QtGui.QLabel("%s
" % self.toolName)
self.transform_lay.addWidget(title_label)
self.empty_label = QtGui.QLabel("")
self.empty_label.setFixedWidth(80)
self.empty_label1 = QtGui.QLabel("")
self.empty_label1.setFixedWidth(80)
self.empty_label2 = QtGui.QLabel("")
self.empty_label2.setFixedWidth(80)
self.transform_lay.addWidget(self.empty_label)
## Rotate Title
rotate_title_label = QtGui.QLabel("%s" % self.rotateName)
self.transform_lay.addWidget(rotate_title_label)
## Form Layout
form_layout = QtGui.QFormLayout()
self.transform_lay.addLayout(form_layout)
self.rotate_entry = FCEntry()
self.rotate_entry.setFixedWidth(70)
self.rotate_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
self.rotate_label = QtGui.QLabel("Angle Rotation:")
self.rotate_label.setToolTip(
"Angle for Rotation action, in degrees.\n"
"Float number between -360 and 359.\n"
"Positive numbers for CW motion.\n"
"Negative numbers for CCW motion."
)
self.rotate_label.setFixedWidth(80)
self.rotate_button = FCButton()
self.rotate_button.set_value("Rotate")
self.rotate_button.setToolTip(
"Rotate the selected object(s).\n"
"The point of reference is the middle of\n"
"the bounding box for all selected objects.\n"
)
self.rotate_button.setFixedWidth(70)
form_layout.addRow(self.rotate_label, self.rotate_entry)
form_layout.addRow(self.empty_label, self.rotate_button)
self.transform_lay.addWidget(self.empty_label1)
## Skew Title
skew_title_label = QtGui.QLabel("%s" % self.skewName)
self.transform_lay.addWidget(skew_title_label)
## Form Layout
form1_layout = QtGui.QFormLayout()
self.transform_lay.addLayout(form1_layout)
self.skewx_entry = FCEntry()
self.skewx_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
self.skewx_entry.setFixedWidth(70)
self.skewx_label = QtGui.QLabel("Angle SkewX:")
self.skewx_label.setToolTip(
"Angle for Skew action, in degrees.\n"
"Float number between -360 and 359."
)
self.skewx_label.setFixedWidth(80)
self.skewx_button = FCButton()
self.skewx_button.set_value("Skew_X")
self.skewx_button.setToolTip(
"Skew/shear the selected object(s).\n"
"The point of reference is the middle of\n"
"the bounding box for all selected objects.\n")
self.skewx_button.setFixedWidth(70)
self.skewy_entry = FCEntry()
self.skewy_entry.setAlignment(QtCore.Qt.AlignRight | QtCore.Qt.AlignVCenter)
self.skewy_entry.setFixedWidth(70)
self.skewy_label = QtGui.QLabel("Angle SkewY:")
self.skewy_label.setToolTip(
"Angle for Skew action, in degrees.\n"
"Float number between -360 and 359."
)
self.skewy_label.setFixedWidth(80)
self.skewy_button = FCButton()
self.skewy_button.set_value("Skew_Y")
self.skewy_button.setToolTip(
"Skew/shear the selected object(s).\n"
"The point of reference is the middle of\n"
"the bounding box for all selected objects.\n")
self.skewy_button.setFixedWidth(70)
form1_layout.addRow(self.skewx_label, self.skewx_entry)
form1_layout.addRow(self.empty_label, self.skewx_button)
form1_layout.addRow(self.skewy_label, self.skewy_entry)
form1_layout.addRow(self.empty_label, self.skewy_button)
self.transform_lay.addWidget(self.empty_label2)
## Flip Title
flip_title_label = QtGui.QLabel("%s" % self.flipName)
self.transform_lay.addWidget(flip_title_label)
## Form Layout
form2_layout = QtGui.QFormLayout()
self.transform_lay.addLayout(form2_layout)
self.flipx_button = FCButton()
self.flipx_button.set_value("Flip_X")
self.flipx_button.setToolTip(
"Flip the selected object(s) over the X axis.\n"
"Does not create a new object.\n "
)
self.flipx_button.setFixedWidth(70)
self.flipy_button = FCButton()
self.flipy_button.set_value("Flip_Y")
self.flipy_button.setToolTip(
"Flip the selected object(s) over the X axis.\n"
"Does not create a new object.\n "
)
self.flipy_button.setFixedWidth(70)
form2_layout.setSpacing(16)
form2_layout.addRow(self.flipx_button, self.flipy_button)
self.transform_lay.addStretch()
## Signals
self.rotate_button.clicked.connect(self.on_rotate)
self.skewx_button.clicked.connect(self.on_skewx)
self.skewy_button.clicked.connect(self.on_skewy)
self.flipx_button.clicked.connect(self.on_flipx)
self.flipy_button.clicked.connect(self.on_flipy)
self.rotate_entry.returnPressed.connect(self.on_rotate)
self.skewx_entry.returnPressed.connect(self.on_skewx)
self.skewy_entry.returnPressed.connect(self.on_skewy)
## Initialize form
self.rotate_entry.set_value('0')
self.skewx_entry.set_value('0')
self.skewy_entry.set_value('0')
def on_rotate(self):
value = float(self.rotate_entry.get_value())
self.on_rotate_action(value)
return
def on_flipx(self):
self.on_flip("Y")
return
def on_flipy(self):
self.on_flip("X")
return
def on_skewx(self):
value = float(self.skewx_entry.get_value())
self.on_skew("X", value)
return
def on_skewy(self):
value = float(self.skewy_entry.get_value())
self.on_skew("Y", value)
return
def on_rotate_action(self, num):
obj_list = self.app.collection.get_selected()
xminlist = []
yminlist = []
xmaxlist = []
ymaxlist = []
if not obj_list:
self.app.inform.emit("WARNING: No object selected.")
msg = "Please Select an object to rotate!"
warningbox = QtGui.QMessageBox()
warningbox.setText(msg)
warningbox.setWindowTitle("Warning ...")
warningbox.setWindowIcon(QtGui.QIcon('share/warning.png'))
warningbox.setStandardButtons(QtGui.QMessageBox.Ok)
warningbox.setDefaultButton(QtGui.QMessageBox.Ok)
warningbox.exec_()
else:
try:
# first get a bounding box to fit all
for obj in obj_list:
xmin, ymin, xmax, ymax = obj.bounds()
xminlist.append(xmin)
yminlist.append(ymin)
xmaxlist.append(xmax)
ymaxlist.append(ymax)
# get the minimum x,y and maximum x,y for all objects selected
xminimal = min(xminlist)
yminimal = min(yminlist)
xmaximal = max(xmaxlist)
ymaximal = max(ymaxlist)
for sel_obj in obj_list:
px = 0.5 * (xminimal + xmaximal)
py = 0.5 * (yminimal + ymaximal)
sel_obj.rotate(-num, point=(px, py))
sel_obj.plot()
self.app.inform.emit('Object was rotated ...')
except Exception as e:
self.app.inform.emit("[ERROR] Due of %s, rotation movement was not executed." % str(e))
raise
def on_flip(self, axis):
obj_list = self.app.collection.get_selected()
xminlist = []
yminlist = []
xmaxlist = []
ymaxlist = []
if not obj_list:
self.app.inform.emit("WARNING: No object selected.")
msg = "Please Select an object to flip!"
warningbox = QtGui.QMessageBox()
warningbox.setText(msg)
warningbox.setWindowTitle("Warning ...")
warningbox.setWindowIcon(QtGui.QIcon('share/warning.png'))
warningbox.setStandardButtons(QtGui.QMessageBox.Ok)
warningbox.setDefaultButton(QtGui.QMessageBox.Ok)
warningbox.exec_()
return
else:
try:
# first get a bounding box to fit all
for obj in obj_list:
xmin, ymin, xmax, ymax = obj.bounds()
xminlist.append(xmin)
yminlist.append(ymin)
xmaxlist.append(xmax)
ymaxlist.append(ymax)
# get the minimum x,y and maximum x,y for all objects selected
xminimal = min(xminlist)
yminimal = min(yminlist)
xmaximal = max(xmaxlist)
ymaximal = max(ymaxlist)
px = 0.5 * (xminimal + xmaximal)
py = 0.5 * (yminimal + ymaximal)
# execute mirroring
for obj in obj_list:
if axis is 'X':
obj.mirror('X', [px, py])
obj.plot()
self.app.inform.emit('Flipped on the Y axis ...')
elif axis is 'Y':
obj.mirror('Y', [px, py])
obj.plot()
self.app.inform.emit('Flipped on the X axis ...')
except Exception as e:
self.app.inform.emit("[ERROR] Due of %s, Flip action was not executed.")
raise
def on_skew(self, axis, num):
obj_list = self.app.collection.get_selected()
xminlist = []
yminlist = []
if not obj_list:
self.app.inform.emit("WARNING: No object selected.")
msg = "Please Select an object to skew/shear!"
warningbox = QtGui.QMessageBox()
warningbox.setText(msg)
warningbox.setWindowTitle("Warning ...")
warningbox.setWindowIcon(QtGui.QIcon('share/warning.png'))
warningbox.setStandardButtons(QtGui.QMessageBox.Ok)
warningbox.setDefaultButton(QtGui.QMessageBox.Ok)
warningbox.exec_()
else:
try:
# first get a bounding box to fit all
for obj in obj_list:
xmin, ymin, xmax, ymax = obj.bounds()
xminlist.append(xmin)
yminlist.append(ymin)
# get the minimum x,y and maximum x,y for all objects selected
xminimal = min(xminlist)
yminimal = min(yminlist)
for obj in obj_list:
if axis is 'X':
obj.skew(num, 0, point=(xminimal, yminimal))
elif axis is 'Y':
obj.skew(0, num, point=(xminimal, yminimal))
obj.plot()
self.app.inform.emit('Object was skewed on %s axis ...' % str(axis))
except Exception as e:
self.app.inform.emit("[ERROR] Due of %s, Skew action was not executed." % str(e))
raise
# end of file