本文整理汇总了Python中AnyQt.QtGui.QFont类的典型用法代码示例。如果您正苦于以下问题：Python QFont类的具体用法？Python QFont怎么用？Python QFont使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了QFont类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: setColumnLinks
def setColumnLinks(self, column, links):
font = QFont()
font.setUnderline(True)
for i, link in enumerate(links):
self._roleData[gui.LinkRole][i][column] = link
self._roleData[Qt.FontRole][i][column] = font
self._roleData[Qt.ForegroundRole][i][column] = QColor(Qt.blue)示例2: splash_screen
def splash_screen():
"""
"""
pm = QPixmap(
pkg_resources.resource_filename(
__name__, "icons/orange-splash-screen.png")
)
version = QCoreApplication.applicationVersion()
size = 21 if len(version) < 5 else 16
font = QFont("Helvetica")
font.setPixelSize(size)
font.setBold(True)
font.setItalic(True)
font.setLetterSpacing(QFont.AbsoluteSpacing, 2)
metrics = QFontMetrics(font)
br = metrics.boundingRect(version).adjusted(-5, 0, 5, 0)
br.moveCenter(QPoint(436, 224))
p = QPainter(pm)
p.setRenderHint(QPainter.Antialiasing)
p.setRenderHint(QPainter.TextAntialiasing)
p.setFont(font)
p.setPen(QColor("#231F20"))
p.drawText(br, Qt.AlignCenter, version)
p.end()
return pm, QRect(88, 193, 200, 20)示例3: font_resize
def font_resize(font, factor, minsize=None, maxsize=None):
font = QFont(font)
fontinfo = QFontInfo(font)
size = fontinfo.pointSizeF() * factor
if minsize is not None:
size = max(size, minsize)
if maxsize is not None:
size = min(size, maxsize)
font.setPointSizeF(size)
return font示例4: __init__
def __init__(self):
super().__init__()
self.results = None
self.classifier_names = []
self.colors = []
self._curve_data = {}
box = gui.vBox(self.controlArea, "Plot")
tbox = gui.vBox(box, "Target Class")
tbox.setFlat(True)
self.target_cb = gui.comboBox(
tbox, self, "target_index", callback=self._on_target_changed,
contentsLength=8)
cbox = gui.vBox(box, "Classifiers")
cbox.setFlat(True)
self.classifiers_list_box = gui.listBox(
cbox, self, "selected_classifiers", "classifier_names",
selectionMode=QtWidgets.QListView.MultiSelection,
callback=self._on_classifiers_changed)
gui.checkBox(box, self, "display_convex_hull",
"Show lift convex hull", callback=self._replot)
self.plotview = pg.GraphicsView(background="w")
self.plotview.setFrameStyle(QtWidgets.QFrame.StyledPanel)
self.plot = pg.PlotItem(enableMenu=False)
self.plot.setMouseEnabled(False, False)
self.plot.hideButtons()
pen = QPen(self.palette().color(QPalette.Text))
tickfont = QFont(self.font())
tickfont.setPixelSize(max(int(tickfont.pixelSize() * 2 // 3), 11))
axis = self.plot.getAxis("bottom")
axis.setTickFont(tickfont)
axis.setPen(pen)
axis.setLabel("P Rate")
axis = self.plot.getAxis("left")
axis.setTickFont(tickfont)
axis.setPen(pen)
axis.setLabel("TP Rate")
self.plot.showGrid(True, True, alpha=0.1)
self.plot.setRange(xRange=(0.0, 1.0), yRange=(0.0, 1.0), padding=0.05)
self.plotview.setCentralItem(self.plot)
self.mainArea.layout().addWidget(self.plotview)示例5: data
def data(self, index, role=Qt.DisplayRole):
# pylint: disable=missing-docstring
# Only valid for the first column
row = index.row()
if role == Qt.DisplayRole or role == Qt.EditRole:
return self.variables[row].name
if role == Qt.FontRole:
font = QFont()
font.setBold(True)
return font
if role == Qt.TextAlignmentRole:
return Qt.AlignRight | Qt.AlignVCenter示例6: data
def data(self, index, role):
if role == self.IsSelected:
return self.is_selected(index)
elif role == Qt.FontRole:
font = QFont()
font.setBold(self.is_selected(index))
return font
elif role == self.SortRole:
if self.is_selected(index):
return self.selected_vars.index(self[index.row()])
else:
return len(self.selected_vars) + index.row()
else:
return super().data(index, role)示例7: createButton
def createButton(self, action, background="light-orange"):
"""Create a tool button for action.
"""
button = WelcomeActionButton(self)
button.setDefaultAction(action)
button.setText(action.iconText())
button.setIcon(decorate_welcome_icon(action.icon(), background))
button.setToolTip(action.toolTip())
button.setFixedSize(100, 100)
button.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
font = QFont(button.font())
font.setPointSize(13)
button.setFont(font)
return button示例8: __init__
def __init__(self, parent=None, orientation=Qt.Vertical, domain=None,
items=None, bg_color=QColor(232, 232, 232, 196),
font=None, color_indicator_cls=LegendItemSquare, **kwargs):
super().__init__(parent, **kwargs)
self._layout = None
self.orientation = orientation
self.bg_color = QBrush(bg_color)
self.color_indicator_cls = color_indicator_cls
# Set default font if none is given
if font is None:
self.font = QFont()
self.font.setPointSize(10)
else:
self.font = font
self.setFlags(QGraphicsWidget.ItemIsMovable |
QGraphicsItem.ItemIgnoresTransformations)
self._setup_layout()
if domain is not None:
self.set_domain(domain)
elif items is not None:
self.set_items(items)示例9: _create_layout
def _create_layout(self):
box = gui.widgetBox(self.mainArea, 'RMSE')
BOLD_FONT = QFont()
BOLD_FONT.setWeight(QFont.DemiBold)
widget = self
class HereTableWidget(QTableWidget):
def __init__(self, parent):
super().__init__(parent)
parent.layout().addWidget(self)
self.setHorizontalScrollMode(self.ScrollPerPixel)
self.setVerticalScrollMode(self.ScrollPerPixel)
def update_table(self, fusers, relations):
self.clear()
self.setRowCount(0)
self.setColumnCount(len(fusers))
self.setHorizontalHeaderLabels([fuser[0].name for fuser in fusers.values()])
for id, relation in relations.items():
row = self.rowCount()
self.insertRow(row)
if not np.ma.is_masked(relation.data):
widget.warning(id, 'Relation "{}" has no missing values '
'(mask)'.format(relation_str(relation)))
rmses = []
for fuser in fusers.values():
rep_rmse = []
for fuserfit in fuser:
if not fuserfit.can_complete(relation):
break
completion = fuserfit.complete(relation)
rep_rmse.append(RMSE(relation.data, completion))
rmses.append(np.mean(rep_rmse) if rep_rmse else None)
try: min_rmse = min(e for e in rmses if e is not None)
except ValueError: continue # No fuser could complete this relation
for col, rmse in enumerate(rmses):
if rmse is None: continue
item = QTableWidgetItem('{:.05f}'.format(rmse))
item.setFlags(Qt.ItemIsEnabled)
if rmse == min_rmse and len(rmses) > 1:
item.setFont(BOLD_FONT)
self.setItem(row, col, item)
self.setVerticalHeaderLabels([relation_str(i) for i in relations.values()])
self.resizeColumnsToContents()
self.resizeRowsToContents()
self.table = HereTableWidget(box)示例10: _init_table
def _init_table(self, nclasses):
item = self._item(0, 2)
item.setData("Predicted", Qt.DisplayRole)
item.setTextAlignment(Qt.AlignCenter)
item.setFlags(Qt.NoItemFlags)
self._set_item(0, 2, item)
item = self._item(2, 0)
item.setData("Actual", Qt.DisplayRole)
item.setTextAlignment(Qt.AlignHCenter | Qt.AlignBottom)
item.setFlags(Qt.NoItemFlags)
self.tableview.setItemDelegateForColumn(0, gui.VerticalItemDelegate())
self._set_item(2, 0, item)
self.tableview.setSpan(0, 2, 1, nclasses)
self.tableview.setSpan(2, 0, nclasses, 1)
font = self.tablemodel.invisibleRootItem().font()
bold_font = QFont(font)
bold_font.setBold(True)
for i in (0, 1):
for j in (0, 1):
item = self._item(i, j)
item.setFlags(Qt.NoItemFlags)
self._set_item(i, j, item)
for p, label in enumerate(self.headers):
for i, j in ((1, p + 2), (p + 2, 1)):
item = self._item(i, j)
item.setData(label, Qt.DisplayRole)
item.setFont(bold_font)
item.setTextAlignment(Qt.AlignRight | Qt.AlignVCenter)
item.setFlags(Qt.ItemIsEnabled)
if p < len(self.headers) - 1:
item.setData("br"[j == 1], BorderRole)
item.setData(QColor(192, 192, 192), BorderColorRole)
self._set_item(i, j, item)
hor_header = self.tableview.horizontalHeader()
if len(' '.join(self.headers)) < 120:
hor_header.setSectionResizeMode(QHeaderView.ResizeToContents)
else:
hor_header.setDefaultSectionSize(60)
self.tablemodel.setRowCount(nclasses + 3)
self.tablemodel.setColumnCount(nclasses + 3)示例11: splash_screen
def splash_screen():
# type: () -> Tuple[QPixmap, QRect]
"""
Return a splash screen pixmap and an text area within it.
The text area is used for displaying text messages during application
startup.
The default implementation returns a bland rectangle splash screen.
Returns
-------
t : Tuple[QPixmap, QRect]
A QPixmap and a rect area within it.
"""
path = pkg_resources.resource_filename(
__name__, "icons/orange-canvas-core-splash.svg")
pm = QPixmap(path)
version = QCoreApplication.applicationVersion()
if version:
version_parsed = LooseVersion(version)
version_comp = version_parsed.version
version = ".".join(map(str, version_comp[:2]))
size = 21 if len(version) < 5 else 16
font = QFont()
font.setPixelSize(size)
font.setBold(True)
font.setItalic(True)
font.setLetterSpacing(QFont.AbsoluteSpacing, 2)
metrics = QFontMetrics(font)
br = metrics.boundingRect(version).adjusted(-5, 0, 5, 0)
br.moveBottomRight(QPoint(pm.width() - 15, pm.height() - 15))
p = QPainter(pm)
p.setRenderHint(QPainter.Antialiasing)
p.setRenderHint(QPainter.TextAntialiasing)
p.setFont(font)
p.setPen(QColor("#231F20"))
p.drawText(br, Qt.AlignCenter, version)
p.end()
textarea = QRect(15, 15, 170, 20)
return pm, textarea示例12: font_from_dict
def font_from_dict(font_dict, font=None):
if font is None:
font = QFont()
else:
font = QFont(font)
if "family" in font_dict:
font.setFamily(font_dict["family"])
if "size" in font_dict:
font.setPixelSize(font_dict["size"])
return font示例13: fix_osx_10_9_private_font
def fix_osx_10_9_private_font():
# Fix fonts on Os X (QTBUG 47206, 40833, 32789)
if sys.platform == "darwin":
import platform
try:
version = platform.mac_ver()[0]
version = float(version[:version.rfind(".")])
if version >= 10.11: # El Capitan
QFont.insertSubstitution(".SF NS Text", "Helvetica Neue")
elif version >= 10.10: # Yosemite
QFont.insertSubstitution(".Helvetica Neue DeskInterface",
"Helvetica Neue")
elif version >= 10.9:
QFont.insertSubstitution(".Lucida Grande UI", "Lucida Grande")
except AttributeError:
pass示例14: __init__
def __init__(self):
super().__init__()
self.results = None
self.classifier_names = []
self.perf_line = None
self.colors = []
self._curve_data = {}
self._plot_curves = {}
self._rocch = None
self._perf_line = None
box = gui.vBox(self.controlArea, "Plot")
tbox = gui.vBox(box, "Target Class")
tbox.setFlat(True)
self.target_cb = gui.comboBox(
tbox, self, "target_index", callback=self._on_target_changed,
contentsLength=8)
cbox = gui.vBox(box, "Classifiers")
cbox.setFlat(True)
self.classifiers_list_box = gui.listBox(
cbox, self, "selected_classifiers", "classifier_names",
selectionMode=QListView.MultiSelection,
callback=self._on_classifiers_changed)
abox = gui.vBox(box, "Combine ROC Curves From Folds")
abox.setFlat(True)
gui.comboBox(abox, self, "roc_averaging",
items=["Merge Predictions from Folds", "Mean TP Rate",
"Mean TP and FP at Threshold", "Show Individual Curves"],
callback=self._replot)
hbox = gui.vBox(box, "ROC Convex Hull")
hbox.setFlat(True)
gui.checkBox(hbox, self, "display_convex_curve",
"Show convex ROC curves", callback=self._replot)
gui.checkBox(hbox, self, "display_convex_hull",
"Show ROC convex hull", callback=self._replot)
box = gui.vBox(self.controlArea, "Analysis")
gui.checkBox(box, self, "display_def_threshold",
"Default threshold (0.5) point",
callback=self._on_display_def_threshold_changed)
gui.checkBox(box, self, "display_perf_line", "Show performance line",
callback=self._on_display_perf_line_changed)
grid = QGridLayout()
ibox = gui.indentedBox(box, orientation=grid)
sp = gui.spin(box, self, "fp_cost", 1, 1000, 10,
callback=self._on_display_perf_line_changed)
grid.addWidget(QLabel("FP Cost:"), 0, 0)
grid.addWidget(sp, 0, 1)
sp = gui.spin(box, self, "fn_cost", 1, 1000, 10,
callback=self._on_display_perf_line_changed)
grid.addWidget(QLabel("FN Cost:"))
grid.addWidget(sp, 1, 1)
sp = gui.spin(box, self, "target_prior", 1, 99,
callback=self._on_display_perf_line_changed)
sp.setSuffix("%")
sp.addAction(QAction("Auto", sp))
grid.addWidget(QLabel("Prior target class probability:"))
grid.addWidget(sp, 2, 1)
self.plotview = pg.GraphicsView(background="w")
self.plotview.setFrameStyle(QFrame.StyledPanel)
self.plot = pg.PlotItem(enableMenu=False)
self.plot.setMouseEnabled(False, False)
self.plot.hideButtons()
pen = QPen(self.palette().color(QPalette.Text))
tickfont = QFont(self.font())
tickfont.setPixelSize(max(int(tickfont.pixelSize() * 2 // 3), 11))
axis = self.plot.getAxis("bottom")
axis.setTickFont(tickfont)
axis.setPen(pen)
axis.setLabel("FP Rate (1-Specificity)")
axis = self.plot.getAxis("left")
axis.setTickFont(tickfont)
axis.setPen(pen)
axis.setLabel("TP Rate (Sensitivity)")
self.plot.showGrid(True, True, alpha=0.1)
self.plot.setRange(xRange=(0.0, 1.0), yRange=(0.0, 1.0), padding=0.05)
self.plotview.setCentralItem(self.plot)
self.mainArea.layout().addWidget(self.plotview)示例15: _init_ui
#.........这里部分代码省略.........
self.toolActions = QActionGroup(self)
self.toolActions.setExclusive(True)
self.toolButtons = []
for i, (name, tooltip, tool, icon) in enumerate(self.TOOLS):
action = QAction(
name, self,
toolTip=tooltip,
checkable=tool.checkable,
icon=QIcon(icon),
)
action.triggered.connect(partial(self.set_current_tool, tool))
button = QToolButton(
iconSize=QSize(24, 24),
toolButtonStyle=Qt.ToolButtonTextUnderIcon,
sizePolicy=QSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.Fixed)
)
button.setDefaultAction(action)
self.toolButtons.append((button, tool))
toolsBox.layout().addWidget(button, i / 3, i % 3)
self.toolActions.addAction(action)
for column in range(3):
toolsBox.layout().setColumnMinimumWidth(column, 10)
toolsBox.layout().setColumnStretch(column, 1)
undo = self.undo_stack.createUndoAction(self)
redo = self.undo_stack.createRedoAction(self)
undo.setShortcut(QKeySequence.Undo)
redo.setShortcut(QKeySequence.Redo)
self.addActions([undo, redo])
self.undo_stack.indexChanged.connect(lambda _: self.invalidate())
gui.separator(tBox)
indBox = gui.indentedBox(tBox, sep=8)
form = QFormLayout(
formAlignment=Qt.AlignLeft,
labelAlignment=Qt.AlignLeft,
fieldGrowthPolicy=QFormLayout.AllNonFixedFieldsGrow
)
indBox.layout().addLayout(form)
slider = gui.hSlider(
indBox, self, "brushRadius", minValue=1, maxValue=100,
createLabel=False
)
form.addRow("Radius:", slider)
slider = gui.hSlider(
indBox, self, "density", None, minValue=1, maxValue=100,
createLabel=False
)
form.addRow("Intensity:", slider)
self.btResetToInput = gui.button(
tBox, self, "Reset to Input Data", self.reset_to_input)
self.btResetToInput.setDisabled(True)
gui.rubber(self.controlArea)
gui.auto_commit(self.left_side, self, "autocommit",
"Send")
# main area GUI
viewbox = PaintViewBox(enableMouse=False)
self.plotview = pg.PlotWidget(background="w", viewBox=viewbox)
self.plotview.sizeHint = lambda: QSize(200, 100) # Minimum size for 1-d painting
self.plot = self.plotview.getPlotItem()
axis_color = self.palette().color(QPalette.Text)
axis_pen = QPen(axis_color)
tickfont = QFont(self.font())
tickfont.setPixelSize(max(int(tickfont.pixelSize() * 2 // 3), 11))
axis = self.plot.getAxis("bottom")
axis.setLabel(self.attr1)
axis.setPen(axis_pen)
axis.setTickFont(tickfont)
axis = self.plot.getAxis("left")
axis.setLabel(self.attr2)
axis.setPen(axis_pen)
axis.setTickFont(tickfont)
if not self.hasAttr2:
self.plot.hideAxis('left')
self.plot.hideButtons()
self.plot.setXRange(0, 1, padding=0.01)
self.mainArea.layout().addWidget(self.plotview)
# enable brush tool
self.toolActions.actions()[0].setChecked(True)
self.set_current_tool(self.TOOLS[0][2])
self.set_dimensions()