def _doPlaneAutospin(self, trigger, xform, frameNumber): clipModel = getClipModel() if not clipModel: return p = clipModel.clipPlane p.xformNormal(xform) clipModel.clipPlane = p
def _doPlaneAutospin(self, trigger, xform, frameNumber):
clipModel = getClipModel()
if not clipModel:
return
p = clipModel.clipPlane
p.xformNormal(xform)
clipModel.clipPlane = p
def clip_selected_models():
'Toggle per-model clipping for selected models'
from chimera import selection, openModels
mlist = [m for m in selection.currentGraphs() if m.display]
if len(mlist) == 0:
mlist = [m for m in openModels.list() if m.display and m.useClipPlane]
if len(mlist) == 0:
mlist = [m for m in openModels.list() if m.display]
if len(mlist) == 0:
return
from chimera import tkgui
for m in mlist:
if m.useClipPlane:
m.useClipPlane = False
elif m.bbox()[0]:
tkgui.setClipModel(m) # Set initial clip plane placement.
# Turn off clip adjust mouse mode.
cm = tkgui.getClipModel()
if cm is None or not cm.useClipPlane:
from chimera import dialogs
import ModelClip
cd = dialogs.find(ModelClip.ClipDialog.name)
if cd:
cd.stopMouseClip()
def _planeRot(self, viewer, event):
xf = viewer.vsphere(event.time, event.x, event.y, event.state % 2 == 1)
if xf.isIdentity():
return
clipModel = getClipModel()
if not clipModel:
return
p = clipModel.clipPlane
axis, angle = clipModel.openState.xform.getRotation()
mxf = chimera.Xform.rotation(axis, angle)
mxfinv = chimera.Xform.rotation(axis, -angle)
mxfinv.multiply(xf)
mxfinv.multiply(mxf)
p.xformNormal(mxfinv)
clipModel.clipPlane = p
def clip_adjust():
'Toggle mouse modes to move per-model clip plane of selected model'
from chimera import selection, openModels, tkgui
mlist = [
m for m in selection.currentGraphs() if m.useClipPlane and m.display
]
if len(mlist) == 0:
mlist = [m for m in openModels.list() if m.useClipPlane and m.display]
if clip_adjust_enabled():
if len(mlist) == 0 or tkgui.getClipModel() in mlist:
enable_clip_adjust(False)
else:
tkgui.setClipModel(mlist[0])
elif mlist:
enable_clip_adjust(mlist[0])
def _planeRot(self, viewer, event): xf = viewer.vsphere(event.time, event.x, event.y, event.state % 2 == 1) if xf.isIdentity(): return clipModel = getClipModel() if not clipModel: return p = clipModel.clipPlane axis, angle = clipModel.openState.xform.getRotation() mxf = chimera.Xform.rotation(axis, angle) mxfinv = chimera.Xform.rotation(axis, -angle) mxfinv.multiply(xf) mxfinv.multiply(mxf) p.xformNormal(mxfinv) clipModel.clipPlane = p
def _toggleClip(self):
if self.clipVar.get():
try:
initClip(self.model)
except ValueError:
replyobj.error("Model cannot currently be"
" clipped [no valid bounding box]\n")
self.clipVar.set(False)
return
self.slabThicknessVar.set(self.model.clipThickness)
for w in self.clipDependentWidgets:
w.config(state='normal')
else:
self.model.useClipPlane = False
if getClipModel() == self.model:
self.clipDialog.stopMouseClip()
self.mouseVar.set(False)
for w in self.clipDependentWidgets:
w.config(state='disabled')
def _toggleClip(self):
if self.clipVar.get():
try:
initClip(self.model)
except ValueError:
replyobj.error("Model cannot currently be"
" clipped [no valid bounding box]\n")
self.clipVar.set(False)
return
self.slabThicknessVar.set(self.model.clipThickness)
for w in self.clipDependentWidgets:
w.config(state='normal')
else:
self.model.useClipPlane = False
if getClipModel() == self.model:
self.clipDialog.stopMouseClip()
self.mouseVar.set(False)
for w in self.clipDependentWidgets:
w.config(state='disabled')
def _planeTrans(self, viewer, event):
clipModel = getClipModel()
if not clipModel:
return
p = clipModel.clipPlane
dx, dy = viewer.delta(event.x, event.y, event.state % 2 == 1)
axis, angle = clipModel.openState.xform.getRotation()
mxf = chimera.Xform.rotation(axis, angle)
n = mxf.apply(p.normal)
# figure out major axis of normal in lab space
if abs(n.x) >= abs(n.y):
axis = (0, 1)
else:
axis = (1, 0)
# reassign normal so there are no zeros
# in mouse adjustment calculation
def fuzzySign(x):
if x < -1e-6:
return -1
if x > 1e-6:
return 1
return 0
n = [fuzzySign(n.x), fuzzySign(n.y), fuzzySign(n.z)]
if n[axis[0]] == 0:
# should never happen with non-zero normal
n[axis[0]] = 1
if n[axis[1]] == 0:
n[axis[1]] = n[axis[0]] # mimic major axis
n = chimera.Vector(*n)
adjust = n.x * dx + n.y * dy
distance = 2 * viewer.camera.extent * adjust
p.moveOrigin(distance)
clipModel.clipPlane = p
def _planeTrans(self, viewer, event): clipModel = getClipModel() if not clipModel: return p = clipModel.clipPlane dx, dy = viewer.delta(event.x, event.y, event.state % 2 == 1) axis, angle = clipModel.openState.xform.getRotation() mxf = chimera.Xform.rotation(axis, angle) n = mxf.apply(p.normal) # figure out major axis of normal in lab space if abs(n.x) >= abs(n.y): axis = (0, 1) else: axis = (1, 0) # reassign normal so there are no zeros # in mouse adjustment calculation def fuzzySign(x): if x < -1e-6: return -1 if x > 1e-6: return 1 return 0 n = [fuzzySign(n.x), fuzzySign(n.y), fuzzySign(n.z)] if n[axis[0]] == 0: # should never happen with non-zero normal n[axis[0]] = 1 if n[axis[1]] == 0: n[axis[1]] = n[axis[0]] # mimic major axis n = chimera.Vector(*n) adjust = n.x * dx + n.y * dy distance = 2 * viewer.camera.extent * adjust p.moveOrigin(distance) clipModel.clipPlane = p
def __init__(self, clipDialog, model):
from chimera.widgets import ModelOptionMenu
self.clipDialog = clipDialog
self.model = model
self.clipDependentWidgets = []
Tkinter.Frame.__init__(self, clipDialog.uiMaster())
interior = self # used to be a Pmw.Group instead of a Frame!
self.clipVar = Tkinter.IntVar(interior)
self.clipVar.set(self.model.useClipPlane)
Tkinter.Checkbutton(interior,
command=self._toggleClip,
text="Enable clipping",
variable=self.clipVar).grid(row=0, sticky='w')
slabFrame = Tkinter.Frame(interior)
slabFrame.grid(row=1, sticky='w')
self.slabVar = Tkinter.IntVar(interior)
self.slabVar.set(self.model.useClipThickness)
cbutton = Tkinter.Checkbutton(slabFrame,
command=self._changeSlab,
text="Use slab mode with thickness",
variable=self.slabVar)
cbutton.grid(row=0, column=0, sticky='w')
self.clipDependentWidgets.append(cbutton)
self.slabThicknessVar = Tkinter.DoubleVar(slabFrame)
self.slabThicknessVar.set(self.model.clipThickness)
entry = Tkinter.Entry(slabFrame,
width=4,
textvariable=self.slabThicknessVar)
entry.grid(row=0, column=1, sticky='w')
entry.bind('<KeyPress-Return>', self._changeSlab)
self.clipDependentWidgets.append(entry)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=2, sticky='w')
button = Tkinter.Button(
butFrame,
pady=0,
command=lambda: chimera.tkgui.normalizeClipFacing(self.model),
text="Orient plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
label = Tkinter.Label(butFrame, text="perpendicular to line of sight")
label.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(label)
label = Tkinter.Label(butFrame,
text="with center of rotation at center of view")
label.grid(row=1, column=0, columnspan=2)
self.clipDependentWidgets.append(label)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=3, sticky='w')
button = Tkinter.Button(butFrame,
pady=0,
command=clipDialog._flipPlane,
text="Flip plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
label = Tkinter.Label(butFrame, text="180 degrees")
label.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(label)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=4, sticky='w')
button = Tkinter.Button(
butFrame,
pady=0,
command=lambda: self.clipDialog._align(self.menu.getvalue()),
text="Align plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
self.menu = ModelOptionMenu(butFrame, labelpos='w', label_text="with")
def kludge(self=self.menu, **kw):
newKw = {}
for k, v in kw.items():
newKw["menubutton_" + k] = v
newKw["label_" + k] = v
self.configure(**newKw)
self.menu.config = kludge
self.menu.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(self.menu)
label = Tkinter.Label(butFrame, text="clip plane")
label.grid(row=0, column=2, sticky='w')
self.clipDependentWidgets.append(label)
self.mouseVar = Tkinter.IntVar(interior)
self.mouseVar.set(getClipModel() == model)
self.mouseActiveButton = Tkinter.Checkbutton(
interior,
command=self._toggleMouse,
variable=self.mouseVar,
text="Adjust clipping with mouse as below")
self.mouseActiveButton.grid(row=5, sticky='w')
self.clipDependentWidgets.append(self.mouseActiveButton)
if not self.clipVar.get():
for w in self.clipDependentWidgets:
w.config(state='disabled')
def _planeStart(self, viewer, event, cursor):
viewer.recordPosition(event.time, event.x, event.y, cursor),
clipModel = getClipModel()
if not clipModel:
return
viewer.showPlaneModel = clipModel, .5
def __init__(self, clipDialog, model):
from chimera.widgets import ModelOptionMenu
self.clipDialog = clipDialog
self.model = model
self.clipDependentWidgets = []
Tkinter.Frame.__init__(self, clipDialog.uiMaster())
interior = self # used to be a Pmw.Group instead of a Frame!
self.clipVar = Tkinter.IntVar(interior)
self.clipVar.set(self.model.useClipPlane)
Tkinter.Checkbutton(interior, command=self._toggleClip,
text="Enable clipping", variable=self.clipVar).grid(
row=0, sticky='w')
slabFrame = Tkinter.Frame(interior)
slabFrame.grid(row=1, sticky='w')
self.slabVar = Tkinter.IntVar(interior)
self.slabVar.set(self.model.useClipThickness)
cbutton = Tkinter.Checkbutton(slabFrame,
command=self._changeSlab,
text="Use slab mode with thickness",
variable=self.slabVar)
cbutton.grid(row=0, column=0, sticky='w')
self.clipDependentWidgets.append(cbutton)
self.slabThicknessVar = Tkinter.DoubleVar(slabFrame)
self.slabThicknessVar.set(self.model.clipThickness)
entry = Tkinter.Entry(slabFrame, width=4,
textvariable=self.slabThicknessVar)
entry.grid(row=0, column=1, sticky='w')
entry.bind('<KeyPress-Return>', self._changeSlab)
self.clipDependentWidgets.append(entry)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=2, sticky='w')
button = Tkinter.Button(butFrame, pady=0, command=lambda:
chimera.tkgui.normalizeClipFacing(self.model),
text="Orient plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
label = Tkinter.Label(butFrame,
text="perpendicular to line of sight")
label.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(label)
label = Tkinter.Label(butFrame,
text="with center of rotation at center of view")
label.grid(row=1, column=0, columnspan=2)
self.clipDependentWidgets.append(label)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=3, sticky='w')
button = Tkinter.Button(butFrame, pady=0, command=
clipDialog._flipPlane, text="Flip plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
label = Tkinter.Label(butFrame, text="180 degrees")
label.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(label)
butFrame = Tkinter.Frame(interior)
butFrame.grid(row=4, sticky='w')
button = Tkinter.Button(butFrame, pady=0, command=lambda :
self.clipDialog._align(self.menu.getvalue()),
text="Align plane")
button.grid(row=0, column=0, sticky='e')
self.clipDependentWidgets.append(button)
self.menu = ModelOptionMenu(butFrame, labelpos='w',
label_text="with")
def kludge(self=self.menu, **kw):
newKw = {}
for k, v in kw.items():
newKw["menubutton_" + k] = v
newKw["label_" + k] = v
self.configure(**newKw)
self.menu.config = kludge
self.menu.grid(row=0, column=1, sticky='w')
self.clipDependentWidgets.append(self.menu)
label = Tkinter.Label(butFrame, text="clip plane")
label.grid(row=0, column=2, sticky='w')
self.clipDependentWidgets.append(label)
self.mouseVar = Tkinter.IntVar(interior)
self.mouseVar.set(getClipModel() == model)
self.mouseActiveButton = Tkinter.Checkbutton(interior,
command=self._toggleMouse, variable=self.mouseVar,
text="Adjust clipping with mouse as below")
self.mouseActiveButton.grid(row=5, sticky='w')
self.clipDependentWidgets.append(self.mouseActiveButton)
if not self.clipVar.get():
for w in self.clipDependentWidgets:
w.config(state='disabled')
def _planeStart(self, viewer, event, cursor): viewer.recordPosition(event.time, event.x, event.y, cursor), clipModel = getClipModel() if not clipModel: return viewer.showPlaneModel = clipModel, .5
def clip_adjust_enabled():
if clip_dialog().normMouse:
from chimera import tkgui
return tkgui.getClipModel()
return None