def mouseMoved(self, evt):
pos = evt[0]
if self.plot.sceneBoundingRect().contains(pos):
mousePoint = self.plot.vb.mapSceneToView(pos)
posx, posy = mousePoint.x(), mousePoint.y()
labels = []
for a, vs in sorted(self.reports.items()):
for v in vs:
if isinstance(v, tuple) and len(v) == 2:
if v[0] == "x":
labels.append(
("%0." + str(self.important_decimals[0]) + "f")
% v[1])
continue
labels.append(str(v))
labels = " ".join(labels)
self.crosshair_hidden = bool(labels)
if self.location and not labels:
fs = "%0." + str(self.important_decimals[0]) + "f %0." + str(
self.important_decimals[1]) + "f"
labels = fs % (posx, posy)
self.label.setText(labels, color=(0, 0, 0))
if self.curves and len(self.curves[0][0]): # need non-zero x axis!
cache = {}
bd = None
if self.markclosest and self.plot.vb.action != ZOOMING:
xpixel, ypixel = self.plot.vb.viewPixelSize()
distances = distancetocurves(self.curves[0],
posx,
posy,
xpixel,
ypixel,
r=self.MOUSE_RADIUS,
cache=cache)
try:
mindi = np.nanargmin(distances)
if distances[mindi] < self.MOUSE_RADIUS:
bd = mindi
except ValueError: # if all distances are NaN
pass
if self.highlighted != bd:
QToolTip.hideText()
if self.highlighted is not None and bd is None:
self.highlighted = None
self.highlighted_curve.hide()
if bd is not None:
self.highlighted = bd
x = self.curves[0][0]
y = self.curves[0][1][self.highlighted]
self.highlighted_curve.setData(x=x, y=y)
self.highlighted_curve.show()
self.vLine.setPos(posx)
self.hLine.setPos(posy)
self.viewhelpers_show()
else:
self.viewhelpers_hide()
def hide(self):
"""Override Qt method."""
self.completion_position = None
self.completion_list = None
self.clear()
self.textedit.setFocus()
tooltip = getattr(self.textedit, 'tooltip_widget', None)
if tooltip:
tooltip.hide()
QListWidget.hide(self)
QToolTip.hideText()
def event(self, event):
# type: (QEvent) -> bool
if event.type() == QEvent.ToolTip and self.toolTip():
action = self.defaultAction()
if action is not None:
text = "<span>{}</span> <kbd>{}</kbd>".format(
action.toolTip(),
action.shortcut().toString(QKeySequence.NativeText))
QToolTip.showText(event.globalPos(), text)
else:
QToolTip.hideText()
return True
else:
return super().event(event)
def event(self, event):
# type: (QEvent) -> bool
if event.type() == QEvent.ToolTip and self.toolTip():
action = self.defaultAction()
if action is not None:
text = "<span>{}</span> <kbd>{}</kbd>".format(
action.toolTip(),
action.shortcut().toString(QKeySequence.NativeText)
)
QToolTip.showText(event.globalPos(), text)
else:
QToolTip.hideText()
return True
else:
return super().event(event)
def test_tool_tips(self):
scene = GraphicsScene()
view = QGraphicsView(scene)
w = TextListWidget()
text = "A" * 10
w.setItems([text, text])
scene.addItem(w)
view.grab() # ensure w is laid out
wrect = view.mapFromScene(w.mapToScene(
w.contentsRect())).boundingRect()
p = QPoint(wrect.topLeft() + QPoint(5, 5))
ev = QHelpEvent(QHelpEvent.ToolTip, p, view.viewport().mapToGlobal(p))
try:
QApplication.sendEvent(view.viewport(), ev)
self.assertEqual(QToolTip.text(), text)
finally:
QToolTip.hideText()
def event(self, ev):
if ev.type() == QEvent.ToolTip:
x = self.inv_transform(xBottom, ev.pos().x())
y = self.inv_transform(yLeft, ev.pos().y())
canvas_position = self.mapToScene(ev.pos())
x_float = self.inv_transform(xBottom, canvas_position.x())
contact, (index,
pos) = self.testArrowContact(int(round(x_float)),
canvas_position.x(),
canvas_position.y())
if contact:
attr = self.domain[self.attributes[index]]
if attr.is_continuous:
condition = self.selection_conditions.get(
attr.name, [0, 1])
val = self.attr_values[attr][0] + condition[pos] * (
self.attr_values[attr][1] - self.attr_values[attr][0])
str_val = attr.name + "= %%.%df" % attr.number_of_decimals % val
QToolTip.showText(ev.globalPos(), str_val)
else:
for curve in self.items():
if type(curve) == PolygonCurve and \
curve.boundingRect().contains(x, y) and \
getattr(curve, "tooltip", None):
(name, value, total, dist) = curve.tooltip
count = sum([v[1] for v in dist])
if count == 0:
continue
tooltip_text = "Attribute: <b>%s</b><br>Value: <b>%s</b><br>" \
"Total instances: <b>%i</b> (%.1f%%)<br>" \
"Class distribution:<br>" % (
name, value, count, 100.0 * count / float(total))
for (val, n) in dist:
tooltip_text += " <b>%s</b> : <b>%i</b> (%.1f%%)<br>" % (
val, n, 100.0 * float(n) / float(count))
QToolTip.showText(ev.globalPos(), tooltip_text[:-4])
elif ev.type() == QEvent.MouseMove:
QToolTip.hideText()
return OWPlot.event(self, ev)
def event(self, ev):
if ev.type() == QEvent.ToolTip:
x = self.inv_transform(xBottom, ev.pos().x())
y = self.inv_transform(yLeft, ev.pos().y())
canvas_position = self.mapToScene(ev.pos())
x_float = self.inv_transform(xBottom, canvas_position.x())
contact, (index, pos) = self.testArrowContact(int(round(x_float)), canvas_position.x(),
canvas_position.y())
if contact:
attr = self.domain[self.attributes[index]]
if attr.is_continuous:
condition = self.selection_conditions.get(attr.name, [0, 1])
val = self.attr_values[attr][0] + condition[pos] * (
self.attr_values[attr][1] - self.attr_values[attr][0])
str_val = attr.name + "= %%.%df" % attr.number_of_decimals % val
QToolTip.showText(ev.globalPos(), str_val)
else:
for curve in self.items():
if type(curve) == PolygonCurve and \
curve.boundingRect().contains(x, y) and \
getattr(curve, "tooltip", None):
(name, value, total, dist) = curve.tooltip
count = sum([v[1] for v in dist])
if count == 0:
continue
tooltip_text = "Attribute: <b>%s</b><br>Value: <b>%s</b><br>" \
"Total instances: <b>%i</b> (%.1f%%)<br>" \
"Class distribution:<br>" % (
name, value, count, 100.0 * count / float(total))
for (val, n) in dist:
tooltip_text += " <b>%s</b> : <b>%i</b> (%.1f%%)<br>" % (
val, n, 100.0 * float(n) / float(count))
QToolTip.showText(ev.globalPos(), tooltip_text[:-4])
elif ev.type() == QEvent.MouseMove:
QToolTip.hideText()
return OWPlot.event(self, ev)