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from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from ost import *
from ost import gui
from ost.gui.init_splash import _InitSplash
from ost.gui.dng import termuse
from ost.gui.dng import superpositiondialog
import sys
class FileMenu(QMenu):
def __init__(self, parent=None):
QMenu.__init__(self, parent)
self.setTitle('File')
gui.AddMenuAction(self, 'Open', self._Open, shortcut='Ctrl+O')
gui.AddMenuAction(self, 'Save As...', self._SaveAs,
shortcut='Ctrl+Shift+S',
enabled=gui.OneOf(gfx.Entity))
def _Open(self):
filename,_=QFileDialog.getOpenFileName(None, 'Open file','')
if(QFileInfo(filename).isFile()):
gui.FileLoader.LoadObject(str(filename))
def _SaveAs(self):
sel_node=gui.SceneSelection.Instance().GetActiveNode(0)
filename=QFileDialog.getSaveFileName(None, 'Save As',
'%s.pdb' % sel_node.name)
io.SavePDB(sel_node.view, str(filename))
class ClipWidget(QWidget):
def __init__(self, width=500, height=500):
QWidget.__init__(self)
self.setWindowFlags(Qt.Tool)
l = QGridLayout(self)
l.addWidget(QLabel("Near"), 0, 0)
l.addWidget(QLabel("Far"), 1, 0)
bounds_near = QLineEdit(str(0))
bounds_near.setValidator(QIntValidator(0, 9999, bounds_near))
bounds_near.setMaxLength(4)
bounds_near.setMaximumWidth(50)
bounds_far = QLineEdit(str(200))
bounds_far.setValidator(QIntValidator(0, 9999, bounds_far))
bounds_far.setMaxLength(4)
bounds_far.setMaximumWidth(50)
l.addWidget(bounds_near, 0, 1, 2, 1)
l.addWidget(bounds_far, 0, 3, 2, 1)
self.near_ = QSlider(Qt.Horizontal)
self.near_.setMinimum(int(bounds_near.text()))
self.near_.setMaximum(int(bounds_far.text()))
self.near_.setValue(int(gfx.Scene().near))
self.far_ = QSlider(Qt.Horizontal)
self.far_.setMinimum(int(bounds_near.text()))
self.far_.setMaximum(int(bounds_far.text()))
far = int(gfx.Scene().far)
if far>sys.maxsize:
far = sys.maxsize
self.far_.setValue(far)
self.auto_ = QCheckBox("Continuous Automatic Clipping")
self.auto_.setChecked(gfx.Scene().GetAutoAutoslab())
l.addWidget(self.near_, 0, 2)
l.addWidget(self.far_, 1, 2)
l.addWidget(self.auto_, 2, 0, 1, 4)
self.near_.valueChanged.connect(self.SetNear)
self.far_.valueChanged.connect(self.SetFar)
self.auto_.stateChanged.connect(self.SetAuto)
bounds_near.textEdited.connect(self.SetNearBounds)
bounds_far.textEdited.connect(self.SetFarBounds)
def SetNear(self, val):
gfx.Scene().near = val
def SetFar(self, val):
gfx.Scene().far = val
def SetAuto(self, val):
gfx.Scene().AutoAutoslab(val)
gfx.Scene().near = int(self.near_.value())
gfx.Scene().far = int(self.far_.value())
def SetNearBounds(self, text):
if text!='':
self.near_.setMinimum(int(text))
self.far_.setMinimum(int(text))
def SetFarBounds(self, text):
if text!='':
self.near_.setMaximum(int(text))
self.far_.setMaximum(int(text))
class ExportSceneDialog(QDialog):
def __init__(self, width=500, height=500):
QDialog.__init__(self)
l=QGridLayout(self)
l.setColumnMinimumWidth(0, 100)
l.addWidget(QLabel("Width (px)"), 0, 0)
l.addWidget(QLabel("Height (px)"), 1, 0)
self.width_=QLineEdit(str(width))
self.height_=QLineEdit((str(height)))
self.width_.setValidator(QIntValidator(50, 3000, self.width_))
self.height_.setValidator(QIntValidator(50, 3000, self.height_))
self.opaque_=QCheckBox("Force Opaque Background")
l.addWidget(self.width_, 0, 1)
l.addWidget(self.height_, 1, 1)
l.addWidget(self.opaque_, 2, 1)
hbox=QHBoxLayout()
cancel=QPushButton("Cancel")
cancel.clicked.connect(self.reject)
hbox.addWidget(cancel)
export=QPushButton("Export")
hbox.addWidget(export)
export.setDefault(True)
l.addLayout(hbox, 3, 1, 2, 1)
export.clicked.connect(self.accept)
@property
def transparent(self):
return not self.opaque_.isChecked()
@property
def width(self):
return int(self.width_.text())
@property
def height(self):
return int(self.height_.text())
class SceneMenu(QMenu):
def __init__(self, parent=None):
QMenu.__init__(self, parent)
self.setTitle('Scene')
self.aboutToShow.connect(self._AboutToShow)
gui.AddMenuAction(self, 'Background Color', self._SetSceneBackground)
self.fog_action=gui.AddMenuAction(self, 'Depth Cueing', self._ToggleFog,
shortcut='Ctrl+Shift+F', checkable=True,
checked=gfx.Scene().fog)
gui.AddMenuAction(self, 'Center', self._Center,
enabled=gui.ManyOf(gfx.GfxObj))
gui.AddMenuAction(self, 'Fit To Screen', self._FitToScreen,
enabled=gui.OneOf(gfx.Entity))
gui.AddMenuAction(self, 'Superpose', self._SuperposeDialog,
enabled=gui.TwoOf(gfx.Entity))
gui.AddMenuAction(self, 'Save Snapshot', self._ExportScene)
gui.AddMenuAction(self, 'Scene Clipping', self._ClipScene, shortcut='Ctrl+Shift+C')
def _ExportScene(self):
qd=ExportSceneDialog()
if not qd.exec_():
return
options = QFileDialog.Options()
options |= QFileDialog.DontUseNativeDialog
filename, _ = QFileDialog.getSaveFileName(self,"Save Snapshot","snapshot.png", "", options=options)
if filename:
gfx.Scene().Export(str(filename), qd.width, qd.height, qd.transparent)
def _ClipScene(self):
self.cw = ClipWidget()
self.cw.show()
def _AboutToShow(self):
self.fog_action.setChecked(gfx.Scene().fog)
def _Center(self):
sel=gui.SceneSelection.Instance()
gfx.Scene().center=sel.GetActiveNode(0).center
def _SetSceneBackground(self):
new_color=gui.PickColor(gfx.Scene().bg)
if new_color:
gfx.Scene().bg=new_color
def _ToggleFog(self):
gfx.Scene().fog=not gfx.Scene().fog
self.fog_action.setChecked(gfx.Scene().fog)
def _FitToScreen(self):
sel=gui.SceneSelection.Instance()
gfx.FitToScreen(sel.GetActiveNode(0))
def _SuperposeDialog(self):
sel=gui.SceneSelection.Instance()
act_count=sel.GetActiveNodeCount()
# we now that there have to be 2 gfx.Entities, because of using TwoOf to
# enable menu entry!
i = 0;
gfx_ent_1 = sel.GetActiveNode(i)
while not isinstance(gfx_ent_1, gfx.Entity):
i += 1
gfx_ent_1 = sel.GetActiveNode(i)
i += 1
gfx_ent_2 = sel.GetActiveNode(i)
while not isinstance(gfx_ent_2, gfx.Entity):
i += 1
gfx_ent_2 = sel.GetActiveNode(i)
sd = superpositiondialog.SuperpositionDialog(gfx_ent_1, gfx_ent_2)
if sd.rmsd_superposed_atoms != None:
if sd.reference == 0:
gfx_ent_2.UpdatePositions()
gfx.Scene().CenterOn(gfx_ent_1)
else:
gfx_ent_1.UpdatePositions()
gfx.Scene().CenterOn(gfx_ent_2)
LogScript('RMSD: %.3f'%sd.rmsd)
LogScript('RMSD superposed atoms: %.3f'%sd.rmsd_superposed_atoms)
LogScript('fraction superposed: %.3f'%sd.fraction_superposed)
elif sd.rmsd != None:
if sd.reference == 0:
gfx_ent_2.UpdatePositions()
gfx.Scene().CenterOn(gfx_ent_1)
else:
gfx_ent_1.UpdatePositions()
gfx.Scene().CenterOn(gfx_ent_2)
LogScript('RMSD: %.3f'%sd.rmsd)
elif sd.superposition_error != None:
LogScript('Superposition Failed: ' + sd.superposition_error)
else:
LogScript('Superposition Failed!')
class WindowMenu(QMenu):
def __init__(self, parent=None):
QMenu.__init__(self, parent)
self.setTitle('Window')
gosty=gui.GostyApp.Instance()
self.aboutToShow.connect(self._AboutToShow)
inspector_visible=gosty.GetWidget('InspectorDialog').isVisible()
self._gl_win_action=gui.AddMenuAction(self, 'GL Window',
self._ToggleShowGLWindow, checkable=True,
checked=gosty.gl_win.qobject.isVisible(),
shortcut='Ctrl+G')
self._inspector_action=gui.AddMenuAction(self, 'Inspector',
self._ToggleShowInspector,
checkable=True,
checked=inspector_visible,
shortcut='Ctrl+I')
self.addSeparator()
self.addMenu(gosty.perspective.panels.menu)
gui.AddMenuAction(self, 'Reset View', self._ResetView)
def _AboutToShow(self):
gosty=gui.GostyApp.Instance()
self._gl_win_action.setChecked(gosty.gl_win.qobject.isVisible())
inspector_visible=gosty.GetWidget('InspectorDialog').isVisible()
self._inspector_action.setChecked(inspector_visible)
def _ToggleShowGLWindow(self):
gosty=gui.GostyApp.Instance()
gl_win=gosty.GetGLWin()
if gl_win and gl_win.qobject.isHidden():
gl_win.Show()
else:
gl_win.Hide()
def _ToggleShowInspector(self):
gosty=gui.GostyApp.Instance()
inspector=gosty.GetWidget('InspectorDialog')
if inspector and inspector.isHidden():
inspector.show()
else:
inspector.hide()
def _ResetView(self):
msg_box = QMessageBox()
msg_box.setWindowTitle("Reset the Panels and Widget");
msg_box.setIcon(QMessageBox.Question)
msg_box.setText("Do you really want to reset the Panels and Widgets?");
msg_box.setStandardButtons(QMessageBox.Yes |
QMessageBox.Cancel);
msg_box.setDefaultButton(QMessageBox.Cancel);
ret = msg_box.exec_();
if(ret == QMessageBox.Yes):
settings = QSettings()
settings.setValue("restore_settings",QVariant(False))
info_box = QMessageBox()
info_box.setStandardButtons(QMessageBox.Ok)
info_box.setIcon(QMessageBox.Information)
info_box.setWindowTitle("Restart OpenStructure")
info_box.setText("You must restart OpenStructure for the changes to take effect!");
info_box.exec_();
class HelpMenu(QMenu):
def __init__(self, parent=None):
QMenu.__init__(self, parent)
self.setTitle('Help')
gui.AddMenuAction(self, 'Documentation', self._VisitDocs)
gui.AddMenuAction(self, 'About', self._ShowAboutDialog)
if sys.platform=='darwin':
gui.AddMenuAction(self, 'Install Command Line Tool',
termuse.InstallTerminalPrograms)
def _VisitDocs(self):
QDesktopServices.openUrl(QUrl("http://www.openstructure.org/docs/"))
def _ShowAboutDialog(self):
_InitSplash()
def _InitMenu():
_InitMenu.mbar=gui.GostyApp.Instance().perspective.GetMenuBar()
file_menu=FileMenu(_InitMenu.mbar)
scene_menu=SceneMenu(_InitMenu.mbar)
win_menu=WindowMenu(_InitMenu.mbar)
help_menu=HelpMenu(_InitMenu.mbar)
_InitMenu.mbar.addMenu(file_menu)
_InitMenu.mbar.addMenu(scene_menu)
_InitMenu.mbar.addMenu(win_menu)
_InitMenu.mbar.addMenu(help_menu)
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