Merged in marius_stanciu/flatcam_mpl/add_flipx_flipy_function (pull request #111)

Added new global FlipX, FlipY, SkewX, SkewY, Rotate menu functions

FlatCAMApp.py

@@ -35,8 +35,10 @@ from FlatCAMCommon import LoudDict
 from FlatCAMShell import FCShell
 from FlatCAMDraw import FlatCAMDraw
 from FlatCAMProcess import *
-from MeasurementTool import Measurement
-from DblSidedTool import DblSidedTool
+from GUIElements import FCInputDialog
+from ToolMeasurement import Measurement
+from ToolDblSided import DblSidedTool
+from ToolTransform import ToolTransform
 import tclCommands
 
 from camlib import *
@@ -580,10 +582,12 @@ class App(QtCore.QObject):
         self.dblsidedtool = DblSidedTool(self)
         self.dblsidedtool.install(icon=QtGui.QIcon('share/doubleside16.png'), separator=True)
 
-        self.measeurement_tool = Measurement(self)
-        self.measeurement_tool.install(icon=QtGui.QIcon('share/measure16.png'))
+        self.measurement_tool = Measurement(self)
+        self.measurement_tool.install(icon=QtGui.QIcon('share/measure16.png'))
+        self.ui.measure_btn.triggered.connect(self.measurement_tool.run)
 
-        self.ui.measure_btn.triggered.connect(self.measeurement_tool.run)
+        self.transform_tool = ToolTransform(self)
+        self.transform_tool.install(icon=QtGui.QIcon('share/transform.png'), pos=self.ui.menuedit)
 
         self.draw = FlatCAMDraw(self, disabled=True)
 

FlatCAMGUI.py

@@ -98,14 +98,16 @@ class FlatCAMGUI(QtGui.QMainWindow):
         self.menueditnew = self.menuedit.addAction(QtGui.QIcon('share/new_geo16.png'), 'New Geometry')
         self.menueditedit = self.menuedit.addAction(QtGui.QIcon('share/edit16.png'), 'Edit Geometry')
         self.menueditok = self.menuedit.addAction(QtGui.QIcon('share/edit_ok16.png'), 'Update Geometry')
-        #self.menueditok.
-        #self.menueditcancel = self.menuedit.addAction(QtGui.QIcon('share/cancel_edit16.png'), "Cancel Edit")
+        # Separator
+        self.menuedit.addSeparator()
         self.menueditjoin = self.menuedit.addAction(QtGui.QIcon('share/join16.png'), 'Join Geometry')
         self.menueditdelete = self.menuedit.addAction(QtGui.QIcon('share/trash16.png'), 'Delete')
+        self.menuedit.addSeparator()
+
 
         ### Options ###
         self.menuoptions = self.menu.addMenu('&Options')
-        self.menuoptions_transfer = self.menuoptions.addMenu('Transfer options')
+        self.menuoptions_transfer = self.menuoptions.addMenu(QtGui.QIcon('share/transfer.png'), 'Transfer options')
         self.menuoptions_transfer_a2p = self.menuoptions_transfer.addAction("Application to Project")
         self.menuoptions_transfer_p2a = self.menuoptions_transfer.addAction("Project to Application")
         self.menuoptions_transfer_p2o = self.menuoptions_transfer.addAction("Project to Object")

GUIElements.py

@@ -80,13 +80,15 @@ class LengthEntry(QtGui.QLineEdit):
         self.readyToEdit = True
 
     def mousePressEvent(self, e, Parent=None):
-        super(LengthEntry, self).mousePressEvent(e)  # required to deselect on 2e click
+        # required to deselect on 2nd click
+        super(LengthEntry, self).mousePressEvent(e)
         if self.readyToEdit:
             self.selectAll()
             self.readyToEdit = False
 
     def focusOutEvent(self, e):
-        super(LengthEntry, self).focusOutEvent(e)  # required to remove cursor on focusOut
+        # required to remove cursor on focusOut
+        super(LengthEntry, self).focusOutEvent(e)
         self.deselect()
         self.readyToEdit = True
 
@@ -126,13 +128,15 @@ class FloatEntry(QtGui.QLineEdit):
         self.readyToEdit = True
 
     def mousePressEvent(self, e, Parent=None):
-        super(FloatEntry, self).mousePressEvent(e)  # required to deselect on 2e click
+        # required to deselect on 2nd click
+        super(FloatEntry, self).mousePressEvent(e)
         if self.readyToEdit:
             self.selectAll()
             self.readyToEdit = False
 
     def focusOutEvent(self, e):
-        super(FloatEntry, self).focusOutEvent(e)  # required to remove cursor on focusOut
+        # required to remove cursor on focusOut
+        super(FloatEntry, self).focusOutEvent(e)
         self.deselect()
         self.readyToEdit = True
 
@@ -166,13 +170,15 @@ class IntEntry(QtGui.QLineEdit):
         self.readyToEdit = True
 
     def mousePressEvent(self, e, Parent=None):
-        super(IntEntry, self).mousePressEvent(e)  # required to deselect on 2e click
+        # required to deselect on 2nd click
+        super(IntEntry, self).mousePressEvent(e)
         if self.readyToEdit:
             self.selectAll()
             self.readyToEdit = False
 
     def focusOutEvent(self, e):
-        super(IntEntry, self).focusOutEvent(e)  # required to remove cursor on focusOut
+        # required to remove cursor on focusOut
+        super(IntEntry, self).focusOutEvent(e)
         self.deselect()
         self.readyToEdit = True
 
@@ -199,13 +205,15 @@ class FCEntry(QtGui.QLineEdit):
         self.readyToEdit = True
 
     def mousePressEvent(self, e, Parent=None):
-        super(FCEntry, self).mousePressEvent(e)  # required to deselect on 2e click
+        # required to deselect on 2nd click
+        super(FCEntry, self).mousePressEvent(e)
         if self.readyToEdit:
             self.selectAll()
             self.readyToEdit = False
 
     def focusOutEvent(self, e):
-        super(FCEntry, self).focusOutEvent(e)  # required to remove cursor on focusOut
+        # required to remove cursor on focusOut
+        super(FCEntry, self).focusOutEvent(e)
         self.deselect()
         self.readyToEdit = True
 
@@ -222,13 +230,15 @@ class EvalEntry(QtGui.QLineEdit):
         self.readyToEdit = True
 
     def mousePressEvent(self, e, Parent=None):
-        super(EvalEntry, self).mousePressEvent(e)  # required to deselect on 2e click
+        # required to deselect on 2nd click
+        super(EvalEntry, self).mousePressEvent(e)
         if self.readyToEdit:
             self.selectAll()
             self.readyToEdit = False
 
     def focusOutEvent(self, e):
-        super(EvalEntry, self).focusOutEvent(e)  # required to remove cursor on focusOut
+        # required to remove cursor on focusOut
+        super(EvalEntry, self).focusOutEvent(e)
         self.deselect()
         self.readyToEdit = True
 
@@ -275,6 +285,55 @@ class FCTextArea(QtGui.QPlainTextEdit):
     def get_value(self):
         return str(self.toPlainText())
 
+class FCInputDialog(QtGui.QInputDialog):
+    def __init__(self, parent=None, ok=False, val=None):
+        super(FCInputDialog, self).__init__(parent)
+        self.allow_empty = ok
+        self.empty_val = val
+        self.readyToEdit = True
+
+    def mousePressEvent(self, e, Parent=None):
+        # required to deselect on 2nd click
+        super(FCInputDialog, self).mousePressEvent(e)
+        if self.readyToEdit:
+            self.selectAll()
+            self.readyToEdit = False
+
+    def focusOutEvent(self, e):
+        # required to remove cursor on focusOut
+        super(FCInputDialog, self).focusOutEvent(e)
+        self.deselect()
+        self.readyToEdit = True
+
+    def get_value(self, title=None, message=None, min=None, max=None, decimals=None):
+        if title is None:
+            title = "FlatCAM action"
+        if message is None:
+            message = "Please enter the value: "
+        if min is None:
+            min = 0.0
+        if max is None:
+            max = 100.0
+        if decimals is None:
+            decimals = 1
+        self.val,self.ok = self.getDouble(self, title, message, min=min,
+                                                      max=max, decimals=decimals)
+        return [self.val,self.ok]
+
+    def set_value(self, val):
+        pass
+
+
+class FCButton(QtGui.QPushButton):
+    def __init__(self, parent=None):
+        super(FCButton, self).__init__(parent)
+
+    def get_value(self):
+        return self.isChecked()
+
+    def set_value(self, val):
+        self.setText(str(val))
+
 
 class VerticalScrollArea(QtGui.QScrollArea):
     """

ToolTransform.py

@@ -0,0 +1,319 @@
+from PyQt4 import QtGui, QtCore
+from PyQt4 import Qt
+from GUIElements import FCEntry, FCButton
+from FlatCAMTool import FlatCAMTool
+from FlatCAMObj import FlatCAMGerber, FlatCAMExcellon, FlatCAMGeometry
+
+
+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("<font size=4><b>%s</b></font><br>" % 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("<font size=3><b>%s</b></font>" % 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("<font size=3><b>%s</b></font>" % 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("<font size=3><b>%s</b></font>" % 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))
+                return
+
+    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.")
+                return
+
+    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))
+                return
+
+# end of file

camlib.py

@@ -1051,6 +1051,46 @@ class Geometry(object):
 
         self.solid_geometry = mirror_geom(self.solid_geometry)
 
+    def skew(self, angle_x=None, angle_y=None, point=None):
+        """
+        Shear/Skew the geometries of an object by angles along x and y dimensions.
+
+        Parameters
+        ----------
+        xs, ys : float, float
+            The shear angle(s) for the x and y axes respectively. These can be
+            specified in either degrees (default) or radians by setting
+            use_radians=True.
+
+        See shapely manual for more information:
+        http://toblerity.org/shapely/manual.html#affine-transformations
+        """
+        if angle_y is None:
+            angle_y = 0.0
+        if angle_x is None:
+            angle_x = 0.0
+        if point is None:
+            self.solid_geometry = affinity.skew(self.solid_geometry, angle_x, angle_y,
+                                            origin=(0, 0))
+        else:
+            px, py = point
+            self.solid_geometry = affinity.skew(self.solid_geometry, angle_x, angle_y,
+                                                origin=(px, py))
+        return
+
+    def rotate(self, angle, point=None):
+        """
+        Rotate an object by a given angle around given coords (point)
+        :param angle:
+        :param point:
+        :return:
+        """
+        if point is None:
+            self.solid_geometry = affinity.rotate(self.solid_geometry, angle, origin='center')
+        else:
+            px, py = point
+            self.solid_geometry = affinity.rotate(self.solid_geometry, angle, origin=(px, py))
+        return
 
 class ApertureMacro:
     """
@@ -2869,6 +2909,60 @@ class Excellon(Geometry):
         # Recreate geometry
         self.create_geometry()
 
+    def skew(self, angle_x=None, angle_y=None, point=None):
+        """
+        Shear/Skew the geometries of an object by angles along x and y dimensions.
+        Tool sizes, feedrates an Z-plane dimensions are untouched.
+
+        Parameters
+        ----------
+        angle_x, angle_y: float, float
+            The shear angle(s) for the x and y axes respectively. These can be
+            specified in either degrees (default) or radians by setting
+            use_radians=True.
+        point: point of origin for skew, tuple of coordinates
+
+        See shapely manual for more information:
+        http://toblerity.org/shapely/manual.html#affine-transformations
+        """
+
+        if angle_y is None:
+            angle_y = 0.0
+        if angle_x is None:
+            angle_x = 0.0
+        if point is None:
+            # Drills
+            for drill in self.drills:
+                drill['point'] = affinity.skew(drill['point'], angle_x, angle_y,
+                                               origin=(0, 0))
+        else:
+            # Drills
+            px, py = point
+            for drill in self.drills:
+                drill['point'] = affinity.skew(drill['point'], angle_x, angle_y,
+                                               origin=(px, py))
+
+        self.create_geometry()
+
+    def rotate(self, angle, point=None):
+        """
+        Rotate the geometry of an object by an angle around the 'point' coordinates
+        :param angle:
+        :param point: point around which to rotate
+        :return:
+        """
+        if point is None:
+            # Drills
+            for drill in self.drills:
+                drill['point'] = affinity.rotate(drill['point'], angle, origin='center')
+        else:
+            # Drills
+            px, py = point
+            for drill in self.drills:
+                drill['point'] = affinity.rotate(drill['point'], angle, origin=(px, py))
+
+        self.create_geometry()
+
     def convert_units(self, units):
         factor = Geometry.convert_units(self, units)
 
@@ -3535,6 +3629,54 @@ class CNCjob(Geometry):
 
         self.create_geometry()
 
+    def skew(self, angle_x=None, angle_y=None, point=None):
+        """
+        Shear/Skew the geometries of an object by angles along x and y dimensions.
+
+        Parameters
+        ----------
+        angle_x, angle_y : float, float
+            The shear angle(s) for the x and y axes respectively. These can be
+            specified in either degrees (default) or radians by setting
+            use_radians=True.
+        point: tupple of coordinates . Origin for skew.
+
+        See shapely manual for more information:
+        http://toblerity.org/shapely/manual.html#affine-transformations
+        """
+
+        if angle_y is None:
+            angle_y = 0.0
+        if angle_x is None:
+            angle_x = 0.0
+        if point == None:
+            for g in self.gcode_parsed:
+                g['geom'] = affinity.skew(g['geom'], angle_x, angle_y,
+                                          origin=(0, 0))
+        else:
+            for g in self.gcode_parsed:
+                g['geom'] = affinity.skew(g['geom'], angle_x, angle_y,
+                                          origin=point)
+
+        self.create_geometry()
+
+    def rotate(self, angle, point=None):
+        """
+        Rotate the geometrys of an object by an given angle around the coordinates of the 'point'
+        :param angle:
+        :param point:
+        :return:
+        """
+        if point is None:
+            for g in self.gcode_parsed:
+                g['geom'] = affinity.rotate(g['geom'], angle, origin='center')
+        else:
+            px, py = point
+            for g in self.gcode_parsed:
+                g['geom'] = affinity.rotate(g['geom'], angle, origin=(px, py))
+
+        self.create_geometry()
+
     def export_svg(self, scale_factor=0.00):
         """
         Exports the CNC Job as a SVG Element