class ConeAngle(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Cone-Angle-Tool"
def __init__(self, session, name):
super().__init__(session, name)
from chimerax.ui import MainToolWindow
self.tool_window = MainToolWindow(self)
self.settings = _ConeAngleSettings(self.session, name)
self.ligands = dict()
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
self.cone_option = QComboBox()
self.cone_option.addItems(["Tolman (Unsymmetrical)", "Exact"])
ndx = self.cone_option.findText(self.settings.cone_option,
Qt.MatchExactly)
self.cone_option.setCurrentIndex(ndx)
layout.addRow("method:", self.cone_option)
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
layout.addRow("radii:", self.radii_option)
self.display_cone = QCheckBox()
self.display_cone.setChecked(self.settings.display_cone)
layout.addRow("show cone:", self.display_cone)
self.display_radii = QCheckBox()
self.display_radii.setChecked(self.settings.display_radii)
layout.addRow("show radii:", self.display_radii)
set_ligand_button = QPushButton("set ligand to current selection")
set_ligand_button.clicked.connect(self.set_ligand)
layout.addRow(set_ligand_button)
self.set_ligand_button = set_ligand_button
calc_cone_button = QPushButton(
"calculate cone angle for ligand on selected center")
calc_cone_button.clicked.connect(self.calc_cone)
layout.addRow(calc_cone_button)
self.calc_cone_button = calc_cone_button
remove_cone_button = QPushButton("remove cone visualizations")
remove_cone_button.clicked.connect(self.del_cone)
layout.addRow(remove_cone_button)
self.remove_cone_button = remove_cone_button
self.table = QTableWidget()
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels([
'model',
'center',
'cone angle (°)',
])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join(["model", "center_atom", "cone_angle"])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 3)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_cone(self):
for model in self.session.models.list(type=Generic3DModel):
if model.name.startswith("Cone angle"):
model.delete()
def set_ligand(self, *args):
self.ligands = {}
for atom in selected_atoms(self.session):
if atom.structure not in self.ligands:
self.ligands[atom.structure] = []
self.ligands[atom.structure].append(atom)
self.session.logger.status("set ligand to current selection")
def calc_cone(self, *args):
self.settings.cone_option = self.cone_option.currentText()
self.settings.radii = self.radii_option.currentText()
self.settings.display_radii = self.display_radii.checkState(
) == Qt.Checked
self.settings.display_cone = self.display_cone.checkState(
) == Qt.Checked
if self.cone_option.currentText() == "Tolman (Unsymmetrical)":
method = "tolman"
else:
method = self.cone_option.currentText()
radii = self.radii_option.currentText()
return_cones = self.display_cone.checkState() == Qt.Checked
display_radii = self.display_radii.checkState() == Qt.Checked
# self.table.setRowCount(0)
for center_atom in selected_atoms(self.session):
rescol = ResidueCollection(center_atom.structure)
at_center = rescol.find_exact(AtomSpec(center_atom.atomspec))[0]
if center_atom.structure in self.ligands:
comp = Component(
rescol.find([
AtomSpec(atom.atomspec)
for atom in self.ligands[center_atom.structure]
]),
to_center=rescol.find_exact(AtomSpec(
center_atom.atomspec)),
key_atoms=rescol.find(BondedTo(at_center)),
)
else:
comp = Component(
rescol.find(NotAny(at_center)),
to_center=rescol.find_exact(AtomSpec(
center_atom.atomspec)),
key_atoms=rescol.find(BondedTo(at_center)),
)
cone_angle = comp.cone_angle(
center=rescol.find(AtomSpec(center_atom.atomspec)),
method=method,
radii=radii,
return_cones=return_cones,
)
if return_cones:
cone_angle, cones = cone_angle
s = ".transparency 0.5\n"
for cone in cones:
apex, base, radius = cone
s += ".cone %6.3f %6.3f %6.3f %6.3f %6.3f %6.3f %.3f open\n" % (
*apex, *base, radius)
stream = BytesIO(bytes(s, "utf-8"))
bild_obj, status = read_bild(self.session, stream,
"Cone angle %s" % center_atom)
self.session.models.add(bild_obj, parent=center_atom.structure)
if display_radii:
s = ".note radii\n"
s += ".transparency 75\n"
color = None
for atom in comp.atoms:
chix_atom = atom.chix_atom
if radii.lower() == "umn":
r = VDW_RADII[chix_atom.element.name]
elif radii.lower() == "bondi":
r = BONDI_RADII[chix_atom.element.name]
if color is None or chix_atom.color != color:
color = chix_atom.color
rgb = [x / 255. for x in chix_atom.color]
rgb.pop(-1)
s += ".color %f %f %f\n" % tuple(rgb)
s += ".sphere %f %f %f %f\n" % (*chix_atom.coord, r)
stream = BytesIO(bytes(s, "utf-8"))
bild_obj, status = read_bild(self.session, stream,
"Cone angle radii")
self.session.models.add(bild_obj, parent=center_atom.structure)
row = self.table.rowCount()
self.table.insertRow(row)
name = QTableWidgetItem()
name.setData(Qt.DisplayRole, center_atom.structure.name)
self.table.setItem(row, 0, name)
center = QTableWidgetItem()
center.setData(Qt.DisplayRole, center_atom.atomspec)
self.table.setItem(row, 1, center)
ca = QTableWidgetItem()
ca.setData(Qt.DisplayRole, "%.2f" % cone_angle)
self.table.setItem(row, 2, ca)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
class _ElementPicker(ToolInstance):
def __init__(self, *args):
super().__init__(*args)
self.tool_window = MainToolWindow(self)
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
initial_elements = []
if ChangeElementMouseMode.element:
initial_elements = [ChangeElementMouseMode.element]
else:
initial_elements = ["C"]
self.periodic_table = PeriodicTable(select_multiple=False,
initial_elements=initial_elements)
self.periodic_table.elementSelectionChanged.connect(
self.element_changed)
layout.addRow(self.periodic_table)
self.vsepr = QComboBox()
self.vsepr.addItems([
"do not change", # 0
"linear (1 bond)", # 1
"linear (2 bonds)", # 2
"trigonal planar (2 bonds)", # 3
"tetrahedral (2 bonds)", # 4
"trigonal planar", # 5
"tetrahedral (3 bonds)", # 6
"T-shaped", # 7
"trigonal pyramidal", # 8
"tetrahedral", # 9
"sawhorse", #10
"seesaw", #11
"square planar", #12
"trigonal bipyramidal", #13
"square pyramidal", #14
"pentagonal", #15
"octahedral", #16
"hexagonal", #17
"trigonal prismatic", #18
"pentagonal pyramidal", #19
"capped octahedral", #20
"capped trigonal prismatic", #21
"heptagonal", #22
"hexagonal pyramidal", #23
"pentagonal bipyramidal", #24
"biaugmented trigonal prismatic", #25
"cubic", #26
"elongated trigonal bipyramidal", #27
"hexagonal bipyramidal", #28
"heptagonal pyramidal", #29
"octagonal", #30
"square antiprismatic", #31
"trigonal dodecahedral", #32
"capped cube", #33
"capped square antiprismatic", #34
"enneagonal", #35
"heptagonal bipyramidal", #36
"hula-hoop", #37
"triangular cupola", #38
"tridiminished icosahedral", #39
"muffin", #40
"octagonal pyramidal", #41
"tricapped trigonal prismatic", #42
])
self.vsepr.setCurrentIndex(9)
self.vsepr.insertSeparator(33)
self.vsepr.insertSeparator(25)
self.vsepr.insertSeparator(20)
self.vsepr.insertSeparator(16)
self.vsepr.insertSeparator(13)
self.vsepr.insertSeparator(8)
self.vsepr.insertSeparator(5)
self.vsepr.insertSeparator(2)
self.vsepr.insertSeparator(1)
self.vsepr.insertSeparator(0)
self.vsepr.currentTextChanged.connect(self.element_changed)
layout.addRow("shape:", self.vsepr)
self.keep_open = QCheckBox()
layout.addRow("keep table open:", self.keep_open)
if ChangeElementMouseMode.vsepr:
ndx = self.vsepr.findText(ChangeElementMouseMode.vsepr,
Qt.MatchExactly)
if ndx != -1:
self.vsepr.setCurrentIndex(ndx)
do_it = QPushButton("set element and shape")
do_it.clicked.connect(self.set_selected)
layout.addRow(do_it)
self.keep_open.stateChanged.connect(
lambda state: do_it.setVisible(state != Qt.Checked))
self.keep_open.stateChanged.connect(self.element_changed)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def element_changed(self):
if self.keep_open.checkState() != Qt.Checked:
return
element = self.periodic_table.selectedElements()
if element:
ChangeElementMouseMode.element = element[0]
ChangeElementMouseMode.vsepr = self.vsepr.currentText()
self.session.logger.status(
"change element mouse mode set to use %s %s" %
(ChangeElementMouseMode.vsepr, ChangeElementMouseMode.element))
def set_selected(self, *args):
element = self.periodic_table.selectedElements()
if element:
ChangeElementMouseMode.element = element[0]
ChangeElementMouseMode.vsepr = self.vsepr.currentText()
self.session.logger.status(
"change element mouse mode set to use %s %s" %
(ChangeElementMouseMode.vsepr, ChangeElementMouseMode.element))
if self.keep_open.checkState() != Qt.Checked:
self.delete()
class PercentVolumeBuried(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Buried-Volume-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
self.tool_window = MainToolWindow(self)
self.settings = _VburSettings(self.session, name)
self.ligand_atoms = []
self._build_ui()
def _build_ui(self):
layout = QGridLayout()
tabs = QTabWidget()
calc_widget = QWidget()
calc_layout = QFormLayout(calc_widget)
settings_widget = QWidget()
settings_layout = QFormLayout(settings_widget)
steric_map_widget = QWidget()
steric_layout = QFormLayout(steric_map_widget)
cutout_widget = QWidget()
vol_cutout_layout = QFormLayout(cutout_widget)
layout.addWidget(tabs)
tabs.addTab(calc_widget, "calculation")
tabs.addTab(settings_widget, "settings")
tabs.addTab(steric_map_widget, "steric map")
tabs.addTab(cutout_widget, "volume cutout")
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
settings_layout.addRow("radii:", self.radii_option)
self.scale = QDoubleSpinBox()
self.scale.setValue(self.settings.vdw_scale)
self.scale.setSingleStep(0.01)
self.scale.setRange(1., 1.5)
settings_layout.addRow("VDW scale:", self.scale)
set_ligand_atoms = QPushButton("set ligands to current selection")
set_ligand_atoms.clicked.connect(self.set_ligand_atoms)
set_ligand_atoms.setToolTip(
"specify atoms to use in calculation\n" +
"by default, all atoms will be used unless a single center is specified\n"
+
"in the case of a single center, all atoms except the center is used"
)
calc_layout.addRow(set_ligand_atoms)
self.set_ligand_atoms = set_ligand_atoms
self.radius = QDoubleSpinBox()
self.radius.setValue(self.settings.center_radius)
self.radius.setSuffix(" \u212B")
self.radius.setDecimals(1)
self.radius.setSingleStep(0.1)
self.radius.setRange(1., 15.)
settings_layout.addRow("radius around center:", self.radius)
self.method = QComboBox()
self.method.addItems(["Lebedev", "Monte-Carlo"])
self.method.setToolTip("Lebedev: deterministic method\n" +
"Monte-Carlo: non-deterministic method")
ndx = self.method.findText(self.settings.method, Qt.MatchExactly)
self.method.setCurrentIndex(ndx)
settings_layout.addRow("integration method:", self.method)
leb_widget = QWidget()
leb_layout = QFormLayout(leb_widget)
leb_layout.setContentsMargins(0, 0, 0, 0)
self.radial_points = QComboBox()
self.radial_points.addItems(["20", "32", "64", "75", "99", "127"])
self.radial_points.setToolTip(
"more radial points will give more accurate results, but integration will take longer"
)
ndx = self.radial_points.findText(self.settings.radial_points,
Qt.MatchExactly)
self.radial_points.setCurrentIndex(ndx)
leb_layout.addRow("radial points:", self.radial_points)
self.angular_points = QComboBox()
self.angular_points.addItems([
"110", "194", "302", "590", "974", "1454", "2030", "2702", "5810"
])
self.angular_points.setToolTip(
"more angular points will give more accurate results, but integration will take longer"
)
ndx = self.angular_points.findText(self.settings.angular_points,
Qt.MatchExactly)
self.angular_points.setCurrentIndex(ndx)
leb_layout.addRow("angular points:", self.angular_points)
settings_layout.addRow(leb_widget)
mc_widget = QWidget()
mc_layout = QFormLayout(mc_widget)
mc_layout.setContentsMargins(0, 0, 0, 0)
self.min_iter = QSpinBox()
self.min_iter.setValue(self.settings.minimum_iterations)
self.min_iter.setRange(0, 10000)
self.min_iter.setToolTip(
"each iteration is 3000 points\n" +
"iterations continue until convergence criteria are met")
mc_layout.addRow("minimum interations:", self.min_iter)
settings_layout.addRow(mc_widget)
if self.settings.method == "Lebedev":
mc_widget.setVisible(False)
elif self.settings.method == "Monte-Carlo":
leb_widget.setVisible(False)
self.report_component = QComboBox()
self.report_component.addItems(["total", "quadrants", "octants"])
ndx = self.report_component.findText(self.settings.report_component,
Qt.MatchExactly)
self.report_component.setCurrentIndex(ndx)
settings_layout.addRow("report volume:", self.report_component)
self.use_scene = QCheckBox()
self.use_scene.setChecked(self.settings.use_scene)
self.use_scene.setToolTip(
"quadrants/octants will use the orientation the molecule is displayed in"
)
settings_layout.addRow("use display orientation:", self.use_scene)
self.method.currentTextChanged.connect(
lambda text, widget=leb_widget: widget.setVisible(text == "Lebedev"
))
self.method.currentTextChanged.connect(
lambda text, widget=mc_widget: widget.setVisible(text ==
"Monte-Carlo"))
self.use_centroid = QCheckBox()
self.use_centroid.setChecked(self.settings.use_centroid)
self.use_centroid.setToolTip(
"place the center between selected atoms\n" +
"might be useful for polydentate ligands")
calc_layout.addRow("use centroid of centers:", self.use_centroid)
self.steric_map = QCheckBox()
self.steric_map.setChecked(self.settings.steric_map)
self.steric_map.setToolTip(
"produce a 2D projection of steric bulk\ncauses buried volume to be reported for individual quadrants"
)
steric_layout.addRow("create steric map:", self.steric_map)
self.num_pts = QSpinBox()
self.num_pts.setRange(25, 250)
self.num_pts.setValue(self.settings.num_pts)
self.num_pts.setToolTip("number of points along x and y axes")
steric_layout.addRow("number of points:", self.num_pts)
self.include_vbur = QCheckBox()
self.include_vbur.setChecked(self.settings.include_vbur)
steric_layout.addRow("label quadrants with %V<sub>bur</sub>",
self.include_vbur)
self.map_shape = QComboBox()
self.map_shape.addItems(["circle", "square"])
ndx = self.map_shape.findText(self.settings.map_shape, Qt.MatchExactly)
self.map_shape.setCurrentIndex(ndx)
steric_layout.addRow("map shape:", self.map_shape)
self.auto_minmax = QCheckBox()
self.auto_minmax.setChecked(self.settings.auto_minmax)
steric_layout.addRow("automatic min. and max.:", self.auto_minmax)
self.map_min = QDoubleSpinBox()
self.map_min.setRange(-15., 0.)
self.map_min.setSuffix(" \u212B")
self.map_min.setSingleStep(0.1)
self.map_min.setValue(self.settings.map_min)
steric_layout.addRow("minimum value:", self.map_min)
self.map_max = QDoubleSpinBox()
self.map_max.setRange(0., 15.)
self.map_max.setSuffix(" \u212B")
self.map_max.setSingleStep(0.1)
self.map_max.setValue(self.settings.map_max)
steric_layout.addRow("maximum value:", self.map_max)
self.num_pts.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.num_pts: widget.setEnabled(state == Qt.
Checked))
self.include_vbur.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.include_vbur: widget.setEnabled(
state == Qt.Checked))
self.map_shape.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_shape: widget.setEnabled(state == Qt.
Checked))
self.auto_minmax.setEnabled(self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.auto_minmax: widget.setEnabled(
state == Qt.Checked))
self.map_min.setEnabled(not self.settings.auto_minmax
and self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_min, widget2=self.auto_minmax: widget
.setEnabled(state == Qt.Checked and not widget2.isChecked()))
self.auto_minmax.stateChanged.connect(
lambda state, widget=self.map_min, widget2=self.steric_map: widget.
setEnabled(not state == Qt.Checked and widget2.isChecked()))
self.map_max.setEnabled(not self.settings.auto_minmax
and self.settings.steric_map)
self.steric_map.stateChanged.connect(
lambda state, widget=self.map_max, widget2=self.auto_minmax: widget
.setEnabled(state == Qt.Checked and not widget2.isChecked()))
self.auto_minmax.stateChanged.connect(
lambda state, widget=self.map_max, widget2=self.steric_map: widget.
setEnabled(not state == Qt.Checked and widget2.isChecked()))
self.display_cutout = QComboBox()
self.display_cutout.addItems(["no", "free", "buried"])
ndx = self.display_cutout.findText(self.settings.display_cutout,
Qt.MatchExactly)
self.display_cutout.setCurrentIndex(ndx)
self.display_cutout.setToolTip("show free or buried volume")
vol_cutout_layout.addRow("display volume:", self.display_cutout)
self.point_spacing = QDoubleSpinBox()
self.point_spacing.setDecimals(3)
self.point_spacing.setRange(0.01, 0.5)
self.point_spacing.setSingleStep(0.005)
self.point_spacing.setSuffix(" \u212B")
self.point_spacing.setValue(self.settings.point_spacing)
self.point_spacing.setToolTip(
"distance between points on cutout\n" +
"smaller spacing will narrow gaps, but increase time to create the cutout"
)
vol_cutout_layout.addRow("point spacing:", self.point_spacing)
self.intersection_scale = QDoubleSpinBox()
self.intersection_scale.setDecimals(2)
self.intersection_scale.setRange(1., 10.)
self.intersection_scale.setSingleStep(0.5)
self.intersection_scale.setSuffix("x")
self.intersection_scale.setToolTip(
"relative density of points where VDW radii intersect\n" +
"higher density will narrow gaps, but increase time to create cutout"
)
self.intersection_scale.setValue(self.settings.intersection_scale)
vol_cutout_layout.addRow("intersection density:",
self.intersection_scale)
self.cutout_labels = QComboBox()
self.cutout_labels.addItems(["none", "quadrants", "octants"])
ndx = self.cutout_labels.findText(self.settings.cutout_labels,
Qt.MatchExactly)
self.cutout_labels.setCurrentIndex(ndx)
vol_cutout_layout.addRow("label sections:", self.cutout_labels)
self.point_spacing.setEnabled(self.settings.display_cutout != "no")
self.intersection_scale.setEnabled(
self.settings.display_cutout != "no")
self.cutout_labels.setEnabled(self.settings.display_cutout != "no")
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.point_spacing: widget.setEnabled(text !=
"no"))
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.intersection_scale: widget.setEnabled(
text != "no"))
self.display_cutout.currentTextChanged.connect(
lambda text, widget=self.cutout_labels: widget.setEnabled(text !=
"no"))
calc_vbur_button = QPushButton(
"calculate % buried volume for selected centers")
calc_vbur_button.clicked.connect(self.calc_vbur)
calc_layout.addRow(calc_vbur_button)
self.calc_vbur_button = calc_vbur_button
remove_vbur_button = QPushButton(
"remove % buried volume visualizations")
remove_vbur_button.clicked.connect(self.del_vbur)
vol_cutout_layout.addRow(remove_vbur_button)
self.table = QTableWidget()
self.table.setColumnCount(3)
self.table.setHorizontalHeaderLabels(['model', 'center', '%Vbur'])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.horizontalHeader().setSectionResizeMode(
0, QHeaderView.Interactive)
self.table.horizontalHeader().setSectionResizeMode(
1, QHeaderView.Interactive)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
calc_layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
self.copy = copy
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def set_ligand_atoms(self):
self.ligand_atoms = selected_atoms(self.session)
self.session.logger.status("set ligand to current selection")
def calc_vbur(self):
args = dict()
cur_sel = selected_atoms(self.session)
if len(cur_sel) == 0:
return
models = []
for atom in cur_sel:
if atom.structure not in models:
models.append(atom.structure)
center = []
for atom in cur_sel:
center.append(atom)
args["center"] = center
radii = self.radii_option.currentText()
self.settings.radii = radii
args["radii"] = radii
scale = self.scale.value()
self.settings.vdw_scale = scale
args["scale"] = scale
radius = self.radius.value()
self.settings.center_radius = radius
args["radius"] = radius
steric_map = self.steric_map.checkState() == Qt.Checked
self.settings.steric_map = steric_map
args["steric_map"] = steric_map
use_scene = self.use_scene.checkState() == Qt.Checked
self.settings.use_scene = use_scene
args["useScene"] = use_scene
num_pts = self.num_pts.value()
self.settings.num_pts = num_pts
args["num_pts"] = num_pts
include_vbur = self.include_vbur.checkState() == Qt.Checked
self.settings.include_vbur = include_vbur
use_centroid = self.use_centroid.checkState() == Qt.Checked
self.settings.use_centroid = use_centroid
args["useCentroid"] = use_centroid
shape = self.map_shape.currentText()
self.settings.map_shape = shape
args["shape"] = shape
report_component = self.report_component.currentText()
self.settings.report_component = report_component
args["reportComponent"] = report_component
method = self.method.currentText()
self.settings.method = method
if method == "Lebedev":
args["method"] = "lebedev"
rad_pts = self.radial_points.currentText()
self.settings.radial_points = rad_pts
args["radialPoints"] = rad_pts
ang_pts = self.angular_points.currentText()
self.settings.angular_points = ang_pts
args["angularPoints"] = ang_pts
elif method == "Monte-Carlo":
args["method"] = "mc"
min_iter = self.min_iter.value()
self.settings.minimum_iterations = min_iter
args["minimumIterations"] = min_iter
display_cutout = self.display_cutout.currentText()
self.settings.display_cutout = display_cutout
if display_cutout != "no":
args["displaySphere"] = display_cutout
if display_cutout != "no":
point_spacing = self.point_spacing.value()
self.settings.point_spacing = point_spacing
args["pointSpacing"] = point_spacing
intersection_scale = self.intersection_scale.value()
self.settings.intersection_scale = intersection_scale
args["intersectionScale"] = intersection_scale
cutout_labels = self.cutout_labels.currentText()
self.settings.cutout_labels = cutout_labels
args["labels"] = cutout_labels
if len(self.ligand_atoms) > 0:
args["onlyAtoms"] = [a for a in self.ligand_atoms if not a.deleted]
if len(args["onlyAtoms"]) == 0:
args["onlyAtoms"] = None
auto_minmax = self.auto_minmax.checkState() == Qt.Checked
self.settings.auto_minmax = auto_minmax
if not auto_minmax:
map_max = self.map_max.value()
self.settings.map_max = map_max
map_min = self.settings.map_min
self.settings.map_min = map_min
info = percent_vbur_cmd(self.session,
models,
return_values=True,
**args)
# self.table.setRowCount(0)
if steric_map:
for mdl, cent, vbur, map_info in info:
row = self.table.rowCount()
self.table.insertRow(row)
m = QTableWidgetItem()
m.setData(Qt.DisplayRole, mdl.name)
self.table.setItem(row, 0, m)
c = QTableWidgetItem()
c.setData(Qt.DisplayRole, cent)
self.table.setItem(row, 1, c)
v = QTableWidgetItem()
if report_component == "octants":
v.setData(Qt.DisplayRole,
",".join(["%.1f" % x for x in vbur]))
elif report_component == "quadrants":
v.setData(
Qt.DisplayRole, ",".join("%.1f" % x for x in [
vbur[0] + vbur[7],
vbur[1] + vbur[6],
vbur[2] + vbur[5],
vbur[3] + vbur[4],
]))
else:
if hasattr(vbur, "__iter__"):
v.setData(Qt.DisplayRole, "%.1f" % sum(vbur))
else:
v.setData(Qt.DisplayRole, "%.1f" % vbur)
v.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.table.setItem(row, 2, v)
x, y, z, min_alt, max_alt = map_info
plot = self.tool_window.create_child_window(
"steric map of %s" % mdl.name, window_class=StericMap)
if auto_minmax:
plot.set_data(x, y, z, min_alt, max_alt, vbur, radius,
include_vbur)
else:
plot.set_data(x, y, z, map_min, map_max, vbur, radius,
include_vbur)
else:
for mdl, cent, vbur in info:
row = self.table.rowCount()
self.table.insertRow(row)
m = QTableWidgetItem()
m.setData(Qt.DisplayRole, mdl.name)
self.table.setItem(row, 0, m)
c = QTableWidgetItem()
c.setData(Qt.DisplayRole, cent)
self.table.setItem(row, 1, c)
v = QTableWidgetItem()
if report_component == "octants":
v.setData(Qt.DisplayRole,
",".join(["%.1f" % x for x in vbur]))
elif report_component == "quadrants":
v.setData(
Qt.DisplayRole, ",".join("%.1f" % x for x in [
vbur[0] + vbur[7],
vbur[1] + vbur[6],
vbur[2] + vbur[5],
vbur[3] + vbur[4],
]))
else:
if hasattr(vbur, "__iter__"):
v.setData(Qt.DisplayRole, "%.1f" % sum(vbur))
else:
v.setData(Qt.DisplayRole, "%.1f" % vbur)
v.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.table.setItem(row, 2, v)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join(["model", "center", "%Vbur"])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 3)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_vbur(self):
for model in self.session.models.list(type=Surface):
if model.name.startswith("%Vbur") or model.name.startswith(
"%Vfree"):
model.delete()
def display_help(self):
"""Show the help for this tool in the help viewer."""
from chimerax.core.commands import run
run(self.session,
'open %s' % self.help if self.help is not None else "")
class LigandSterimol(ToolInstance):
help = "https://github.com/QChASM/SEQCROW/wiki/Ligand-Sterimol-Tool"
SESSION_ENDURING = False
SESSION_SAVE = False
def __init__(self, session, name):
super().__init__(session, name)
from chimerax.ui import MainToolWindow
self.tool_window = MainToolWindow(self)
self.settings = _SterimolSettings(self.session, name)
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
self.radii_option = QComboBox()
self.radii_option.addItems(["Bondi", "UMN"])
ndx = self.radii_option.findText(self.settings.radii, Qt.MatchExactly)
self.radii_option.setCurrentIndex(ndx)
layout.addRow("radii:", self.radii_option)
self.L_option = QComboBox()
self.L_option.addItems([
"to centroid of coordinating atoms",
"bisect angle between coordinating atoms"
])
ndx = self.L_option.findText(self.settings.L_option, Qt.MatchExactly)
self.L_option.setCurrentIndex(ndx)
layout.addRow("L axis:", self.L_option)
self.sterimol2vec = QGroupBox("Sterimol2Vec")
sterimol2vec_layout = QFormLayout(self.sterimol2vec)
self.at_L = QDoubleSpinBox()
self.at_L.setRange(-10, 30)
self.at_L.setDecimals(2)
self.at_L.setSingleStep(0.25)
self.at_L.setValue(self.settings.at_L)
sterimol2vec_layout.addRow("L value:", self.at_L)
layout.addRow(self.sterimol2vec)
self.sterimol2vec.setCheckable(True)
self.sterimol2vec.toggled.connect(lambda x: self.at_L.setEnabled(x))
self.sterimol2vec.setChecked(self.settings.sterimol2vec)
self.display_vectors = QCheckBox()
self.display_vectors.setChecked(self.settings.display_vectors)
layout.addRow("show vectors:", self.display_vectors)
self.display_radii = QCheckBox()
self.display_radii.setChecked(self.settings.display_radii)
layout.addRow("show radii:", self.display_radii)
calc_sterimol_button = QPushButton(
"calculate parameters for selected ligands")
calc_sterimol_button.clicked.connect(self.calc_sterimol)
layout.addRow(calc_sterimol_button)
self.calc_sterimol_button = calc_sterimol_button
remove_sterimol_button = QPushButton("remove Sterimol visualizations")
remove_sterimol_button.clicked.connect(self.del_sterimol)
layout.addRow(remove_sterimol_button)
self.remove_sterimol_button = remove_sterimol_button
self.table = QTableWidget()
self.table.setColumnCount(8)
self.table.setHorizontalHeaderLabels([
'model',
'coord. atoms',
'B\u2081',
'B\u2082',
'B\u2083',
'B\u2084',
'B\u2085',
'L',
])
self.table.setSelectionBehavior(QTableWidget.SelectRows)
self.table.setEditTriggers(QTableWidget.NoEditTriggers)
self.table.resizeColumnToContents(0)
self.table.resizeColumnToContents(1)
self.table.resizeColumnToContents(2)
self.table.resizeColumnToContents(3)
self.table.resizeColumnToContents(4)
self.table.resizeColumnToContents(5)
self.table.resizeColumnToContents(6)
self.table.resizeColumnToContents(7)
self.table.horizontalHeader().setSectionResizeMode(
2, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
3, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
4, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
5, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
6, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
7, QHeaderView.Stretch)
layout.addRow(self.table)
menu = QMenuBar()
export = menu.addMenu("&Export")
clear = QAction("Clear data table", self.tool_window.ui_area)
clear.triggered.connect(self.clear_table)
export.addAction(clear)
copy = QAction("&Copy CSV to clipboard", self.tool_window.ui_area)
copy.triggered.connect(self.copy_csv)
shortcut = QKeySequence(Qt.CTRL + Qt.Key_C)
copy.setShortcut(shortcut)
export.addAction(copy)
save = QAction("&Save CSV...", self.tool_window.ui_area)
save.triggered.connect(self.save_csv)
#this shortcut interferes with main window's save shortcut
#I've tried different shortcut contexts to no avail
#thanks Qt...
#shortcut = QKeySequence(Qt.CTRL + Qt.Key_S)
#save.setShortcut(shortcut)
#save.setShortcutContext(Qt.WidgetShortcut)
export.addAction(save)
delimiter = export.addMenu("Delimiter")
comma = QAction("comma", self.tool_window.ui_area, checkable=True)
comma.setChecked(self.settings.delimiter == "comma")
comma.triggered.connect(lambda *args, delim="comma": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(comma)
tab = QAction("tab", self.tool_window.ui_area, checkable=True)
tab.setChecked(self.settings.delimiter == "tab")
tab.triggered.connect(lambda *args, delim="tab": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(tab)
space = QAction("space", self.tool_window.ui_area, checkable=True)
space.setChecked(self.settings.delimiter == "space")
space.triggered.connect(lambda *args, delim="space": self.settings.
__setattr__("delimiter", delim))
delimiter.addAction(space)
semicolon = QAction("semicolon",
self.tool_window.ui_area,
checkable=True)
semicolon.setChecked(self.settings.delimiter == "semicolon")
semicolon.triggered.connect(lambda *args, delim="semicolon": self.
settings.__setattr__("delimiter", delim))
delimiter.addAction(semicolon)
add_header = QAction("&Include CSV header",
self.tool_window.ui_area,
checkable=True)
add_header.setChecked(self.settings.include_header)
add_header.triggered.connect(self.header_check)
export.addAction(add_header)
comma.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=space: action.setChecked(False))
comma.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=space: action.setChecked(False))
tab.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
space.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
space.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
space.triggered.connect(
lambda *args, action=semicolon: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=comma: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=tab: action.setChecked(False))
semicolon.triggered.connect(
lambda *args, action=space: action.setChecked(False))
menu.setNativeMenuBar(False)
self._menu = menu
layout.setMenuBar(menu)
menu.setVisible(True)
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def clear_table(self):
are_you_sure = QMessageBox.question(
None,
"Clear table?",
"Are you sure you want to clear the data table?",
)
if are_you_sure != QMessageBox.Yes:
return
self.table.setRowCount(0)
def calc_sterimol(self, *args):
self.settings.radii = self.radii_option.currentText()
self.settings.display_radii = self.display_radii.checkState(
) == Qt.Checked
self.settings.display_vectors = self.display_vectors.checkState(
) == Qt.Checked
self.settings.at_L = self.at_L.value()
self.settings.sterimol2vec = self.sterimol2vec.isChecked()
self.settings.L_option = self.L_option.currentText()
targets, neighbors, datas = sterimol_cmd(
self.session,
selected_atoms(self.session),
radii=self.radii_option.currentText(),
showVectors=self.display_vectors.checkState() == Qt.Checked,
showRadii=self.display_radii.checkState() == Qt.Checked,
return_values=True,
at_L=self.at_L.value() if self.sterimol2vec.isChecked() else None,
bisect_L=self.L_option.currentText() ==
"bisect angle between coordinating atoms",
)
if len(targets) == 0:
return
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
# self.table.setRowCount(0)
for t, b, data in zip(targets, neighbors, datas):
row = self.table.rowCount()
self.table.insertRow(row)
targ = QTableWidgetItem()
targ.setData(Qt.DisplayRole, t)
self.table.setItem(row, 0, targ)
neigh = QTableWidgetItem()
neigh.setData(Qt.DisplayRole, delim.join(b))
self.table.setItem(row, 1, neigh)
l = np.linalg.norm(data["L"][1] - data["L"][0])
b1 = np.linalg.norm(data["B1"][1] - data["B1"][0])
b2 = np.linalg.norm(data["B2"][1] - data["B2"][0])
b3 = np.linalg.norm(data["B3"][1] - data["B3"][0])
b4 = np.linalg.norm(data["B4"][1] - data["B4"][0])
b5 = np.linalg.norm(data["B5"][1] - data["B5"][0])
li = QTableWidgetItem()
li.setData(Qt.DisplayRole, "%.2f" % l)
self.table.setItem(row, 7, li)
b1i = QTableWidgetItem()
b1i.setData(Qt.DisplayRole, "%.2f" % b1)
self.table.setItem(row, 2, b1i)
b2i = QTableWidgetItem()
b2i.setData(Qt.DisplayRole, "%.2f" % b2)
self.table.setItem(row, 3, b2i)
b3i = QTableWidgetItem()
b3i.setData(Qt.DisplayRole, "%.2f" % b3)
self.table.setItem(row, 4, b3i)
b4i = QTableWidgetItem()
b4i.setData(Qt.DisplayRole, "%.2f" % b4)
self.table.setItem(row, 5, b4i)
b5i = QTableWidgetItem()
b5i.setData(Qt.DisplayRole, "%.2f" % b5)
self.table.setItem(row, 6, b5i)
for i in range(0, 7):
if i == 1:
continue
self.table.resizeColumnToContents(i)
def header_check(self, state):
"""user has [un]checked the 'include header' option on the menu"""
if state:
self.settings.include_header = True
else:
self.settings.include_header = False
def get_csv(self):
if self.settings.delimiter == "comma":
delim = ","
elif self.settings.delimiter == "space":
delim = " "
elif self.settings.delimiter == "tab":
delim = "\t"
elif self.settings.delimiter == "semicolon":
delim = ";"
if self.settings.include_header:
s = delim.join([
"substituent_atom", "bonded_atom", "B1", "B2", "B3", "B4",
"B5", "L"
])
s += "\n"
else:
s = ""
for i in range(0, self.table.rowCount()):
s += delim.join([
item.data(Qt.DisplayRole)
for item in [self.table.item(i, j) for j in range(0, 8)]
])
s += "\n"
return s
def copy_csv(self):
app = QApplication.instance()
clipboard = app.clipboard()
csv = self.get_csv()
clipboard.setText(csv)
self.session.logger.status("copied to clipboard")
def save_csv(self):
"""save data on current tab to CSV file"""
filename, _ = QFileDialog.getSaveFileName(filter="CSV Files (*.csv)")
if filename:
s = self.get_csv()
with open(filename, 'w') as f:
f.write(s.strip())
self.session.logger.status("saved to %s" % filename)
def del_sterimol(self):
for model in self.session.models.list(type=Generic3DModel):
if model.name.startswith("Sterimol"):
model.delete()
def display_help(self):
"""Show the help for this tool in the help viewer."""
from chimerax.core.commands import run
run(self.session,
'open %s' % self.help if self.help is not None else "")
class Linter(ToolInstance):
"""
tool to run python linters on files
the UI has a list of files, an option to choose
the linter, and a button to run the linter
results are printed to the log
"""
def __init__(self, session, name):
super().__init__(session, name)
self.tool_window = MainToolWindow(self)
self.settings = _LinterSettings(self.session, name)
self._build_ui()
def _build_ui(self):
layout = QFormLayout()
self.table = QTableWidget()
self.table.setColumnCount(2)
self.table.setHorizontalHeaderLabels(["file", "remove"])
self.table.horizontalHeader().setStretchLastSection(False)
self.table.horizontalHeader().setSectionResizeMode(
0, QHeaderView.Stretch)
self.table.horizontalHeader().setSectionResizeMode(
1, QHeaderView.Fixed)
self.table.cellClicked.connect(self.table_clicked)
layout.addRow(self.table)
self.linters = QComboBox()
self.linters.addItems([
"pyflakes",
"flake8",
"mypy",
"pydocstyle",
"pylint",
])
ndx = self.linters.findText(self.settings.linter, Qt.MatchExactly)
self.linters.setCurrentIndex(ndx)
layout.addRow(self.linters)
lint = QPushButton("run linter")
lint.clicked.connect(self.run_linter)
layout.addRow(lint)
self.add_files(loads(self.settings.files))
self.tool_window.ui_area.setLayout(layout)
self.tool_window.manage(None)
def table_clicked(self, row, column):
"""
if the last row is clicked, open a file browser and add
the files to the list
otherwise, if the 2nd column is clicked (the trash can),
remove that row
"""
if row == self.table.rowCount() - 1 or self.table.rowCount() == 1:
filenames = QFileDialog.getOpenFileNames(
filter="Python Files (*.py)")
if filenames[0]:
self.table.setRowCount(self.table.rowCount() - 1)
self.add_files(filenames[0])
elif column == 1:
self.table.removeRow(row)
def add_files(self, filenames):
"""add filenames (list(str)) to the table"""
for f in filenames:
row = self.table.rowCount()
self.table.insertRow(row)
file_item = QTableWidgetItem()
file_item.setData(Qt.DisplayRole, f)
self.table.setItem(row, 0, file_item)
widget_that_lets_me_horizontally_align_an_icon = QWidget()
widget_layout = QHBoxLayout(
widget_that_lets_me_horizontally_align_an_icon)
section_remove = QLabel()
dim = int(1.5 *
section_remove.fontMetrics().boundingRect("Z").height())
section_remove.setPixmap(
QIcon(section_remove.style().standardIcon(
QStyle.SP_DialogDiscardButton)).pixmap(dim, dim))
widget_layout.addWidget(section_remove, 0, Qt.AlignHCenter)
widget_layout.setContentsMargins(0, 0, 0, 0)
self.table.setCellWidget(
row, 1, widget_that_lets_me_horizontally_align_an_icon)
self.add_last_row()
def add_last_row(self):
"""add the "add files" button to the bottom of the table"""
row = self.table.rowCount()
self.table.insertRow(row)
add_row = QTableWidgetItem()
add_row.setData(Qt.DisplayRole, "add files")
self.table.setItem(row, 0, add_row)
def run_linter(self):
"""execute linter"""
previous_files = []
linter = self.linters.currentText()
for row in range(0, self.table.rowCount() - 1):
fname = self.table.item(row, 0).text()
previous_files.append(fname)
run(self.session, "linter \"%s\" linter %s" % (fname, linter))
self.settings.files = dumps(previous_files)
self.settings.linter = linter
