def __init__(self, parent=None):
"""Initializes widgets of scene graph editor"""
QtGui.QWidget.__init__(self, parent)
self._root = iv.Separator()
self._filePath = ""
self.inspectorWidget = QInspectorWidget()
self.previewWidget = QIVWidget(
format=QtOpenGL.QGLFormat(QtOpenGL.QGL.SampleBuffers))
self.previewWidget.sceneManager.background = ((0.7, 0.7, 0.8),
(0.0, 0.1, 0.3))
mainLayout = QtGui.QVBoxLayout()
mainLayout.setContentsMargins(2, 2, 0, 0)
mainLayout.setSpacing(0)
self._horiSplitter = QtGui.QSplitter(QtCore.Qt.Horizontal)
self._horiSplitter.addWidget(self.inspectorWidget)
self._horiSplitter.addWidget(self.previewWidget)
self._vertSplitter = QtGui.QSplitter(QtCore.Qt.Vertical)
self._vertSplitter.addWidget(self._horiSplitter)
mainLayout.addWidget(self._vertSplitter)
self.setLayout(mainLayout)
self.setWindowTitle(self.applicationTitle())
self.inspectorWidget.attach(self.previewWidget.sceneManager.scene)
# timer for inventor queue processing (delay, timer and idle queues)
self.idleTimer = QtCore.QTimer()
self.idleTimer.timeout.connect(iv.process_queues)
self.idleTimer.start()
def __init__(self, parent=None):
"""Initializes widgets of scene graph editor"""
QtGui.QWidget.__init__(self, parent)
self._root = iv.Separator()
self._filePath = ""
self.inspectorWidget = QInspectorWidget()
self.previewWidget = QIVWidget(format=QtOpenGL.QGLFormat(QtOpenGL.QGL.SampleBuffers))
self.previewWidget.sceneManager.background = ((0.7, 0.7, 0.8), (0.0, 0.1, 0.3))
mainLayout = QtGui.QVBoxLayout()
mainLayout.setContentsMargins(2, 2, 0, 0)
mainLayout.setSpacing(0)
self._horiSplitter = QtGui.QSplitter(QtCore.Qt.Horizontal)
self._horiSplitter.addWidget(self.inspectorWidget)
self._horiSplitter.addWidget(self.previewWidget)
self._vertSplitter = QtGui.QSplitter(QtCore.Qt.Vertical)
self._vertSplitter.addWidget(self._horiSplitter)
mainLayout.addWidget(self._vertSplitter)
self.setLayout(mainLayout)
self.setWindowTitle(self.applicationTitle())
self.inspectorWidget.attach(self.previewWidget.sceneManager.scene)
# timer for inventor queue processing (delay, timer and idle queues)
self.idleTimer = QtCore.QTimer()
self.idleTimer.timeout.connect(iv.process_queues)
self.idleTimer.start()
class QSceneGraphEditorWindow(QtGui.QWidget):
"""
Main application window class for a scene graph editor. This class
creates a render viewport to visualize the scene (QIVWidget) and
an inspector tool (QInspectorWidget) for analyzing or editing a
scene graph.
"""
def __init__(self, parent=None):
"""Initializes widgets of scene graph editor"""
QtGui.QWidget.__init__(self, parent)
self._root = iv.Separator()
self._filePath = ""
self.inspectorWidget = QInspectorWidget()
self.previewWidget = QIVWidget(format=QtOpenGL.QGLFormat(QtOpenGL.QGL.SampleBuffers))
self.previewWidget.sceneManager.background = ((0.7, 0.7, 0.8), (0.0, 0.1, 0.3))
mainLayout = QtGui.QVBoxLayout()
mainLayout.setContentsMargins(2, 2, 0, 0)
mainLayout.setSpacing(0)
self._horiSplitter = QtGui.QSplitter(QtCore.Qt.Horizontal)
self._horiSplitter.addWidget(self.inspectorWidget)
self._horiSplitter.addWidget(self.previewWidget)
self._vertSplitter = QtGui.QSplitter(QtCore.Qt.Vertical)
self._vertSplitter.addWidget(self._horiSplitter)
mainLayout.addWidget(self._vertSplitter)
self.setLayout(mainLayout)
self.setWindowTitle(self.applicationTitle())
self.inspectorWidget.attach(self.previewWidget.sceneManager.scene)
# timer for inventor queue processing (delay, timer and idle queues)
self.idleTimer = QtCore.QTimer()
self.idleTimer.timeout.connect(iv.process_queues)
self.idleTimer.start()
def applicationTitle(self):
"""Returns the default application title"""
title = "Scene Graph Editor"
if len(self._filePath) > 0:
title = self._filePath.split('/')[-1]
return title
def load(self, file):
"""Load a scene from file or string"""
# keep root node instance and copy children instead so root variable in console stays valid
del self._root[:]
self._root += iv.read(file)[:]
if self._root is not None:
if file[0] is not '#':
self._filePath = file
else:
self._filePath = ""
self.parent().setWindowTitle(self.applicationTitle())
del self.previewWidget.sceneManager.scene[:]
resetCamera = False
if (len(iv.search(self._root, type="DirectionalLight")) == 0):
self.previewWidget.sceneManager.scene += iv.DirectionalLight()
if (len(iv.search(self._root, type="Camera")) == 0):
self.previewWidget.sceneManager.scene += [ iv.OrthographicCamera(), self._root ]
resetCamera = True
self.previewWidget.sceneManager.scene += self._root
if resetCamera:
self.previewWidget.sceneManager.view_all()
self.inspectorWidget.attach(self._root)
def save(self):
"""Save current scene to file"""
if len(self._filePath):
iv.write(self._root, self._filePath)
else:
self.saveAs()
def saveAs(self):
"""Save current scene to new file"""
self._filePath = QtGui.QFileDialog.getSaveFileName(self, 'Save', self._filePath, filter="Open Inventor (*.iv);;VRML (*.wrl)")[0]
if len(self._filePath):
iv.write(self._root, self._filePath)
self.parent().setWindowTitle(self.applicationTitle())
def open(self):
"""Open scene from file"""
filePath = QtGui.QFileDialog.getOpenFileName(self, 'Open', self._filePath, filter="Scene Graph (*.iv;*.wrl);;Autodesk 3D Studio (*.3ds);;STereoLithography (*.stl)")[0]
if len(filePath):
self.load(filePath)
def new(self):
"""Reset to default scene"""
if QtGui.QMessageBox.warning(None, "New Scene Graph",
"This operation will discard all changes to the existing scene graph. Would you like to continue?",
QtGui.QMessageBox.Yes | QtGui.QMessageBox.No | QtGui.QMessageBox.Default) is QtGui.QMessageBox.Yes:
self.load(
"#Inventor V2.1 ascii\n\nSeparator { "
"DirectionalLight {} OrthographicCamera { position 0 0 5 height 5 }"
"TrackballManip {} Material { diffuseColor 1 0 0 }"
"Cone {} }")
def refresh(self):
self.inspectorWidget.attach(self._root)
def manip(self, on):
"""Set scene camera manipulation mode"""
self.previewWidget.sceneManager.interaction(on)
def addWidget(self, orientation, widget):
if orientation is QtCore.Qt.Vertical:
self._vertSplitter.addWidget(widget)
elif orientation is QtCore.Qt.Horizontal:
self._horiSplitter.addWidget(widget)
class QSceneGraphEditorWindow(QtGui.QWidget):
"""
Main application window class for a scene graph editor. This class
creates a render viewport to visualize the scene (QIVWidget) and
an inspector tool (QInspectorWidget) for analyzing or editing a
scene graph.
"""
def __init__(self, parent=None):
"""Initializes widgets of scene graph editor"""
QtGui.QWidget.__init__(self, parent)
self._root = iv.Separator()
self._filePath = ""
self.inspectorWidget = QInspectorWidget()
self.previewWidget = QIVWidget(
format=QtOpenGL.QGLFormat(QtOpenGL.QGL.SampleBuffers))
self.previewWidget.sceneManager.background = ((0.7, 0.7, 0.8),
(0.0, 0.1, 0.3))
mainLayout = QtGui.QVBoxLayout()
mainLayout.setContentsMargins(2, 2, 0, 0)
mainLayout.setSpacing(0)
self._horiSplitter = QtGui.QSplitter(QtCore.Qt.Horizontal)
self._horiSplitter.addWidget(self.inspectorWidget)
self._horiSplitter.addWidget(self.previewWidget)
self._vertSplitter = QtGui.QSplitter(QtCore.Qt.Vertical)
self._vertSplitter.addWidget(self._horiSplitter)
mainLayout.addWidget(self._vertSplitter)
self.setLayout(mainLayout)
self.setWindowTitle(self.applicationTitle())
self.inspectorWidget.attach(self.previewWidget.sceneManager.scene)
# timer for inventor queue processing (delay, timer and idle queues)
self.idleTimer = QtCore.QTimer()
self.idleTimer.timeout.connect(iv.process_queues)
self.idleTimer.start()
def applicationTitle(self):
"""Returns the default application title"""
title = "Scene Graph Editor"
if len(self._filePath) > 0:
title = self._filePath.split('/')[-1]
return title
def load(self, file):
"""Load a scene from file or string"""
# keep root node instance and copy children instead so root variable in console stays valid
del self._root[:]
self._root += iv.read(file)[:]
if self._root is not None:
if file[0] is not '#':
self._filePath = file
else:
self._filePath = ""
self.parent().setWindowTitle(self.applicationTitle())
del self.previewWidget.sceneManager.scene[:]
resetCamera = False
if (iv.search(self._root, type="DirectionalLight") is None):
self.previewWidget.sceneManager.scene += iv.DirectionalLight()
if (iv.search(self._root, type="Camera") is None):
self.previewWidget.sceneManager.scene += [
iv.OrthographicCamera(), self._root
]
resetCamera = True
self.previewWidget.sceneManager.scene += self._root
if resetCamera:
self.previewWidget.sceneManager.view_all()
self.inspectorWidget.attach(self._root)
def save(self):
"""Save current scene to file"""
if len(self._filePath):
iv.write(self._root, self._filePath)
else:
self.saveAs()
def saveAs(self):
"""Save current scene to new file"""
self._filePath = QtGui.QFileDialog.getSaveFileName(
self,
'Save',
self._filePath,
filter="Open Inventor (*.iv);;VRML (*.wrl)")[0]
if len(self._filePath):
iv.write(self._root, self._filePath)
self.parent().setWindowTitle(self.applicationTitle())
def open(self):
"""Open scene from file"""
filePath = QtGui.QFileDialog.getOpenFileName(
self,
'Open',
self._filePath,
filter=
"Scene Graph (*.iv;*.wrl);;Autodesk 3D Studio (*.3ds);;STereoLithography (*.stl)"
)[0]
if len(filePath):
self.load(filePath)
def new(self):
"""Reset to default scene"""
if QtGui.QMessageBox.warning(
None, "New Scene Graph",
"This operation will discard all changes to the existing scene graph. Would you like to continue?",
QtGui.QMessageBox.Yes | QtGui.QMessageBox.No
| QtGui.QMessageBox.Default) is QtGui.QMessageBox.Yes:
self.load(
"#Inventor V2.1 ascii\n\nSeparator { "
"DirectionalLight {} OrthographicCamera { position 0 0 5 height 5 }"
"TrackballManip {} Material { diffuseColor 1 0 0 }"
"Cone {} }")
def refresh(self):
self.inspectorWidget.attach(self._root)
def manip(self, on):
"""Set scene camera manipulation mode"""
self.previewWidget.sceneManager.interaction(on)
def addWidget(self, orientation, widget):
if orientation is QtCore.Qt.Vertical:
self._vertSplitter.addWidget(widget)
elif orientation is QtCore.Qt.Horizontal:
self._horiSplitter.addWidget(widget)
