def paint(self, painter, index):
widget = self.parent()
if index != widget.activeIndex():
return
scale = widget.inverseScale()
# metrics
if self._rulerObject is not None:
line, a = self._rulerObject
origin = line.p1()
cursor = line.p2()
size = 8 * scale
halfSize = 4 * scale
color = QColor(255, 85, 127, 170)
# line
painter.save()
painter.setPen(color)
drawing.drawLine(painter, origin.x(), origin.y(), cursor.x(),
cursor.y(), scale)
# ellipses
ellipses = [
(origin.x(), origin.y()),
(cursor.x(), cursor.y()),
]
path = QPainterPath()
path.setFillRule(Qt.WindingFill)
for x, y in itertools.chain(self._rulerPts.values(), ellipses):
x -= halfSize
y -= halfSize
path.addEllipse(x, y, size, size)
painter.fillPath(path, color)
painter.restore()
# text
line = QLineF(line)
xAlign = yAlign = "center"
ellipses.pop(0)
rp = self._rulerPts
# XXX: sort shouldn't be performed in paintEvent
for pt in itertools.chain((rp[k] for k in sorted(rp)), ellipses):
p = QPointF(*pt)
line.setP2(p)
if line.length():
d = str(round(line.length(), 1))
pos = (line.p1() + line.p2()) / 2
drawing.drawTextAtPoint(painter, d, pos.x(), pos.y(),
scale, xAlign, yAlign)
line.setP1(p)
xAlign, yAlign = "left", "top"
dx = cursor.x() - origin.x()
px = size
if dx < 0:
xAlign = "right"
px = -px
drawing.drawTextAtPoint(painter, a,
cursor.x() + px,
cursor.y() + size, scale, xAlign, yAlign)
def __activeControlMoved(self, pos):
line = QLineF(self.__line)
control = self.__activeControl
if control.anchor() == ControlPoint.TopLeft:
line.setP1(pos)
elif control.anchor() == ControlPoint.BottomRight:
line.setP2(pos)
if self.__line != line:
self.blockSignals(True)
self.setLine(line)
self.blockSignals(False)
self.lineEdited.emit(line)
def __init__(self,src:DeviceItem,des:DeviceItem):
super().__init__()
self.setZValue(10)
self.setOpacity(0.6)
self.linkPen.setWidth(3)
self.linkPen.setColor(Qt.darkBlue)
self.setPen(self.linkPen)
self.src = src
self.des = des
line_t = QLineF()
line_t.setP1(src.pos() + src.boundingRect().center())
line_t.setP2(des.pos() +des.boundingRect().center())
self.setLine(line_t)
#print("P1X : {0:3} P1Y :{1:3}".format(line.p1().x(),line.p1().y()))
#print("P2X : {0:3} P2Y :{1:3}".format(line.p2().x(),line.p2().y()))
self.setLine(line_t)
def addline(self, event):
'''
获取触摸点
:param event: 触摸事件对象
:return:
'''
touchPoints = event.touchPoints()
for point in touchPoints:
# logger.debug('触摸点的直径：', point.ellipseDiameters())
print(point.ellipseDiameters().width())
self.penWidth = point.ellipseDiameters().width()
self.lastPoint_t = point.lastPos()
self.endPoint_t = point.pos()
print('lastPoint', self.lastPoint_t)
print('endPoint', self.endPoint_t)
line = QLineF()
line.setP1(self.lastPoint_t)
line.setP2(self.lastPoint_t)
self.lines.append(line)
self.paintTouchEvent() # 手动调绘图事件
def mouseMoveEvent(self, event):
path, text = self._rulerObject
baseElem = path.elementAt(0)
canvasPos = event.localPos()
if event.modifiers() & Qt.ShiftModifier:
basePos = QPointF(baseElem.x, baseElem.y)
canvasPos = self.clampToOrigin(canvasPos, basePos)
canvasPos = self.magnetPos(canvasPos)
x, y = canvasPos.x(), canvasPos.y()
path.setElementPositionAt(1, x, baseElem.y)
path.setElementPositionAt(2, x, y)
path.setElementPositionAt(3, baseElem.x, baseElem.y)
line = QLineF(baseElem.x, baseElem.y, x, y)
l = line.length()
# angle() doesnt go by trigonometric direction. Weird.
# TODO: maybe split in positive/negative 180s (ff)
a = 360 - line.angle()
line.setP2(QPointF(x, baseElem.y))
h = line.length()
line.setP1(QPointF(x, y))
v = line.length()
text = "%d\n↔ %d\n↕ %d\nα %dº" % (l, h, v, a)
self._rulerObject = (path, text)
self.parent().update()
def mouseMoveEvent(self, event):
path, text = self._rulerObject
baseElem = path.elementAt(0)
canvasPos = event.localPos()
if event.modifiers() & Qt.ShiftModifier:
basePos = QPointF(baseElem.x, baseElem.y)
canvasPos = self.clampToOrigin(canvasPos, basePos)
canvasPos = self.magnetPos(canvasPos)
x, y = canvasPos.x(), canvasPos.y()
path.setElementPositionAt(1, x, baseElem.y)
path.setElementPositionAt(2, x, y)
path.setElementPositionAt(3, baseElem.x, baseElem.y)
line = QLineF(baseElem.x, baseElem.y, x, y)
l = line.length()
# angle() doesnt go by trigonometric direction. Weird.
# TODO: maybe split in positive/negative 180s (ff)
a = 360 - line.angle()
line.setP2(QPointF(x, baseElem.y))
h = line.length()
line.setP1(QPointF(x, y))
v = line.length()
text = "%d\n↔ %d\n↕ %d\nα %dº" % (l, h, v, a)
self._rulerObject = (path, text)
self.parent().update()
class StickWidget(QGraphicsObject):
font: QFont = QFont("monospace", 32)
delete_clicked = pyqtSignal(Stick)
link_initiated = pyqtSignal('PyQt_PyObject') # Actually StickWidget
link_accepted = pyqtSignal('PyQt_PyObject')
hovered = pyqtSignal(['PyQt_PyObject', 'PyQt_PyObject'])
stick_changed = pyqtSignal('PyQt_PyObject')
sibling_changed = pyqtSignal(bool)
right_clicked = pyqtSignal('PyQt_PyObject')
handle_idle_brush = QBrush(QColor(0, 125, 125, 50))
handle_hover_brush = QBrush(QColor(125, 125, 0, 50))
handle_press_brush = QBrush(QColor(200, 200, 0, 0))
handle_idle_pen = QPen(QColor(0, 0, 0, 255))
handle_press_pen = QPen(QColor(200, 200, 0, 255))
handle_size = 20
normal_color = QColor(0, 200, 120)
negative_color = QColor(200, 0, 0)
positive_color = QColor(0, 200, 0)
mismatched = pyqtSignal('PyQt_PyObject')
misplaced = pyqtSignal('PyQt_PyObject')
measurement_corrected = pyqtSignal('PyQt_PyObject')
clearly_visible = pyqtSignal('PyQt_PyObject')
zero_clicked = pyqtSignal('PyQt_PyObject')
def __init__(self, stick: Stick, camera: Camera, parent: Optional[QGraphicsItem] = None):
QGraphicsObject.__init__(self, parent)
self.camera = camera
self.stick = stick
self.line = QLineF()
self.gline = QGraphicsLineItem(self.line)
self.stick_label_text = QGraphicsSimpleTextItem("0", self)
self.stick_label_text.setFont(StickWidget.font)
self.stick_label_text.setPos(self.line.p1() - QPoint(0, 24))
self.stick_label_text.setBrush(QBrush(QColor(0, 255, 0)))
self.stick_label_text.hide()
self.setZValue(10)
self.mode = StickMode.Display
self.btn_delete = Button("delete", "x", parent=self)
self.btn_delete.setFlag(QGraphicsItem.ItemIgnoresTransformations, True)
self.btn_delete.set_base_color([ButtonColor.RED])
self.btn_delete.setVisible(False)
btn_size = max(int(np.linalg.norm(self.stick.top - self.stick.bottom) / 5.0), 15)
self.btn_delete.set_height(12)
self.btn_delete.clicked.connect(self.handle_btn_delete_clicked)
self.btn_delete.setPos(self.line.p1() - QPointF(0.5 * self.btn_delete.boundingRect().width(), 1.1 * self.btn_delete.boundingRect().height()))
self.btn_delete.set_opacity(0.7)
self.top_handle = QGraphicsEllipseItem(0, 0, self.handle_size, self.handle_size, self)
self.mid_handle = QGraphicsEllipseItem(0, 0, self.handle_size, self.handle_size, self)
self.bottom_handle = QGraphicsEllipseItem(0, 0, self.handle_size, self.handle_size, self)
self.top_handle.setAcceptedMouseButtons(Qt.NoButton)
self.mid_handle.setAcceptedMouseButtons(Qt.NoButton)
self.bottom_handle.setAcceptedMouseButtons(Qt.NoButton)
self.top_handle.setBrush(self.handle_idle_brush)
self.top_handle.setPen(self.handle_idle_pen)
self.mid_handle.setBrush(self.handle_idle_brush)
self.mid_handle.setPen(self.handle_idle_pen)
self.bottom_handle.setBrush(self.handle_idle_brush)
self.bottom_handle.setPen(self.handle_idle_pen)
self.hovered_handle: Optional[QGraphicsRectItem] = None
self.handles = [self.top_handle, self.mid_handle, self.bottom_handle]
self.link_button = Button("link", "Link to...", parent=self)
self.link_button.set_base_color([ButtonColor.GREEN])
self.link_button.set_height(12)
self.link_button.set_label("Link", direction="vertical")
self.link_button.fit_to_contents()
self.link_button.clicked.connect(lambda: self.link_initiated.emit(self))
self.link_button.setVisible(False)
self.link_button.setFlag(QGraphicsObject.ItemIgnoresTransformations, False)
self.adjust_line()
self.setAcceptHoverEvents(True)
self.top_handle.setZValue(4)
self.bottom_handle.setZValue(4)
self.mid_handle.setZValue(4)
self.top_handle.hide()
self.mid_handle.hide()
self.bottom_handle.hide()
self.handle_mouse_offset = QPointF(0, 0)
self.available_for_linking = False
self.link_source = False
self.current_highlight_color: QColor = StickWidget.normal_color
self.highlighted = False
self.frame_color: Optional[None] = self.normal_color
self.is_linked = False
self.is_master = True
self.selected = False
self.measured_height: int = -1
self.current_color = self.normal_color
self.show_label = False
self.highlight_animation = QPropertyAnimation(self, b"highlight_color")
self.highlight_animation.valueChanged.connect(self.handle_highlight_animation_value_changed)
self.deleting = False
self.update_tooltip()
self.show_measurements: bool = False
self.proposed_snow_height: int = -1
self.zero_btn = Button("zero_btn", "0", parent=self)
self.zero_btn.setFlag(QGraphicsItem.ItemIgnoresTransformations, True)
self.zero_btn.setVisible(False)
self.zero_btn.setPos(self.boundingRect().center() + QPointF(self.zero_btn.boundingRect().width() * -0.5,
self.boundingRect().height() * 0.5))
self.zero_btn.clicked.connect(self.handle_zero)
@pyqtSlot()
def handle_btn_delete_clicked(self):
self.delete_clicked.emit(self.stick)
def prepare_for_deleting(self):
self.deleting = True
self.highlight_animation.stop()
self.btn_delete.setParentItem(None)
self.scene().removeItem(self.btn_delete)
self.btn_delete.deleteLater()
def paint(self, painter: QPainter, option: QStyleOptionGraphicsItem,
widget: Optional[PyQt5.QtWidgets.QWidget] = ...):
painter.setPen(QPen(self.current_color, 1.0))
brush = QBrush(self.current_highlight_color)
pen = QPen(brush, 4)
painter.setPen(pen)
if self.highlighted:
painter.fillRect(self.boundingRect(), QBrush(self.current_highlight_color))
if self.frame_color is not None and self.mode != StickMode.Edit and self.mode != StickMode.EditDelete:
painter.setPen(QPen(self.frame_color, 4))
painter.drawRect(self.boundingRect())
pen = QPen(QColor(0, 255, 0, 255))
pen.setWidth(1.0)
pen.setColor(QColor(255, 0, 255, 255))
pen.setStyle(Qt.DotLine)
painter.setPen(pen)
off = 10
painter.drawLine(self.line.p1() - QPointF(0, off), self.line.p1() + QPointF(0, off))
painter.drawLine(self.line.p1() - QPointF(off, 0), self.line.p1() + QPointF(off, 0))
painter.drawLine(self.line.p2() - QPointF(0, off), self.line.p2() + QPointF(0, off))
painter.drawLine(self.line.p2() - QPointF(off, 0), self.line.p2() + QPointF(off, 0))
pen.setStyle(Qt.SolidLine)
pen.setColor(QColor(0, 255, 0, 255))
painter.setPen(pen)
if self.mode != StickMode.EditDelete:
pen.setWidth(2.0)
br = painter.brush()
painter.setPen(pen)
painter.drawEllipse(self.line.p1(), 10, 10)
painter.drawEllipse(self.line.p2(), 10, 10)
painter.setBrush(br)
if self.mode == StickMode.Measurement and self.proposed_snow_height >= 0:
point = QPointF(self.boundingRect().x(), -self.proposed_snow_height + self.line.p2().y())
pen = QPen(QColor(200, 100, 0, 255), 3.0)
painter.setPen(pen)
painter.drawLine(point,
point + QPointF(self.boundingRect().width(), 0.0))
if self.measured_height >= 0:
vec = (self.stick.top - self.stick.bottom) / np.linalg.norm(self.stick.top - self.stick.bottom)
dist_along_stick = self.measured_height / np.dot(np.array([0.0, -1.0]), vec)
point = self.line.p2() + dist_along_stick * QPointF(vec[0], vec[1])
point = QPointF(self.boundingRect().x(), point.y())
pen = QPen(QColor(0, 100, 200, 255), 3.0)
painter.setPen(pen)
painter.drawLine(point,
point + QPointF(self.boundingRect().width(), 0.0))
else:
painter.drawLine(self.line.p1(), self.line.p2())
if self.selected:
pen.setColor(QColor(255, 125, 0, 255))
pen.setStyle(Qt.DashLine)
painter.setPen(pen)
painter.drawRect(self.boundingRect().marginsAdded(QMarginsF(5, 5, 5, 5)))
if self.show_measurements:
painter.fillRect(self.stick_label_text.boundingRect().translated(self.stick_label_text.pos()),
QBrush(QColor(0, 0, 0, 120)))
def boundingRect(self) -> PyQt5.QtCore.QRectF:
return self.gline.boundingRect().united(self.top_handle.boundingRect()).\
united(self.mid_handle.boundingRect()).united(self.bottom_handle.boundingRect())
def set_edit_mode(self, value: bool):
if value:
self.set_mode(StickMode.EditDelete)
else:
self.set_mode(StickMode.Display)
def set_mode(self, mode: StickMode):
if mode == StickMode.Display:
self.btn_delete.setVisible(False)
self.top_handle.setVisible(False)
self.mid_handle.setVisible(False)
self.bottom_handle.setVisible(False)
self.link_button.setVisible(False)
self.available_for_linking = False
self.link_source = False
self.zero_btn.setVisible(False)
self.setVisible(self.stick.is_visible)
elif mode == StickMode.EditDelete:
self.set_mode(StickMode.Display)
self.top_handle.setVisible(True)
self.mid_handle.setVisible(True)
self.bottom_handle.setVisible(True)
self.available_for_linking = False
self.link_source = False
self.btn_delete.setVisible(True)
elif mode == StickMode.LinkSource:
self.set_mode(StickMode.Display)
self.link_source = True
self.available_for_linking = False
self.link_button.setPos(self.boundingRect().topLeft())
self.link_button.set_width(int(self.boundingRect().width()))
self.link_button.set_button_height(int(self.boundingRect().height()))
self.link_button.adjust_text_to_button()
elif mode == StickMode.LinkTarget:
self.set_mode(StickMode.Display)
self.link_source = False
self.available_for_linking = True
elif mode == StickMode.Edit:
self.set_mode(StickMode.EditDelete)
self.btn_delete.setVisible(False)
elif mode == StickMode.Measurement:
self.zero_btn.setVisible(True)
self.setVisible(True)
self.mode = mode
self.update_tooltip()
self.update()
def mousePressEvent(self, event: QGraphicsSceneMouseEvent):
if self.mode != StickMode.EditDelete:
return
if self.hovered_handle is None:
return
self.hovered_handle.setBrush(self.handle_press_brush)
if self.hovered_handle == self.mid_handle:
self.bottom_handle.setBrush(self.handle_press_brush)
self.bottom_handle.setPen(self.handle_press_pen)
self.bottom_handle.setOpacity(0.5)
self.top_handle.setBrush(self.handle_press_brush)
self.top_handle.setPen(self.handle_press_pen)
self.top_handle.setOpacity(0.5)
self.hovered_handle.setPen(self.handle_press_pen)
self.hovered_handle.setOpacity(0.5)
self.handle_mouse_offset = self.hovered_handle.rect().center() - event.pos()
self.btn_delete.setVisible(False)
def mouseReleaseEvent(self, event: QGraphicsSceneMouseEvent):
if self.available_for_linking:
self.link_accepted.emit(self)
return
if self.mode == StickMode.Measurement:
old_snow = self.stick.snow_height_px
self.measured_height = self.proposed_snow_height
self.stick.set_snow_height_px(self.proposed_snow_height)
if abs(old_snow - self.proposed_snow_height) > 0:
self.measurement_corrected.emit(self)
self.proposed_snow_height = -1
if self.mode != StickMode.EditDelete and self.mode != StickMode.Edit:
return
if self.hovered_handle is not None:
self.hovered_handle.setBrush(self.handle_hover_brush)
self.hovered_handle.setPen(self.handle_idle_pen)
self.hovered_handle.setOpacity(1.0)
if self.hovered_handle == self.mid_handle:
self.bottom_handle.setBrush(self.handle_idle_brush)
self.bottom_handle.setPen(self.handle_idle_pen)
self.bottom_handle.setOpacity(1.0)
self.top_handle.setBrush(self.handle_idle_brush)
self.top_handle.setPen(self.handle_idle_pen)
self.top_handle.setOpacity(1.0)
self.stick_changed.emit(self)
self.hovered_handle = None
if self.mode == StickMode.EditDelete:
self.btn_delete.setVisible(True)
def mouseMoveEvent(self, event: QGraphicsSceneMouseEvent):
if self.hovered_handle is None:
return
if self.hovered_handle == self.top_handle:
self.line.setP1((event.pos() + self.handle_mouse_offset).toPoint())
elif self.hovered_handle == self.bottom_handle:
self.line.setP2((event.pos() + self.handle_mouse_offset).toPoint())
else:
displacement = event.pos() - event.lastPos()
self.setPos(self.pos() + displacement)
self.adjust_handles()
self.adjust_stick()
self.scene().update()
def set_top(self, pos: QPoint):
self.line.setP1(pos)
self.adjust_handles()
self.adjust_stick()
self.scene().update()
def set_bottom(self, pos: QPoint):
self.line.setP2(pos)
self.adjust_handles()
self.adjust_stick()
self.scene().update()
def hoverEnterEvent(self, event: QGraphicsSceneHoverEvent):
if self.available_for_linking:
self.hovered.emit(True, self)
elif self.link_source:
self.link_button.setVisible(True)
self.scene().update()
def hoverLeaveEvent(self, event: QGraphicsSceneHoverEvent):
for h in self.handles:
h.setBrush(self.handle_idle_brush)
self.hovered_handle = None
if self.available_for_linking:
self.hovered.emit(False, self)
self.link_button.setVisible(False)
self.proposed_snow_height = -1
self.scene().update()
def hoverMoveEvent(self, event: QGraphicsSceneHoverEvent):
if self.mode != StickMode.EditDelete and self.mode != StickMode.Edit and self.mode != StickMode.Measurement:
return
if self.mode == StickMode.Measurement:
self.proposed_snow_height = max(self.line.p2().y() - event.pos().y(), 0)
self.update()
return
hovered_handle = list(filter(lambda h: h.rect().contains(event.pos()), self.handles))
if len(hovered_handle) == 0:
if self.hovered_handle is not None:
self.hovered_handle.setBrush(self.handle_idle_brush)
self.hovered_handle = None
return
if self.hovered_handle is not None and self.hovered_handle != hovered_handle[0]:
self.hovered_handle.setBrush(self.handle_idle_brush)
self.hovered_handle = hovered_handle[0]
if self.hovered_handle == self.top_handle:
self.top_handle.setBrush(self.handle_hover_brush)
elif self.hovered_handle == self.bottom_handle:
self.bottom_handle.setBrush(self.handle_hover_brush)
else:
self.mid_handle.setBrush(self.handle_hover_brush)
self.scene().update()
def adjust_stick(self):
self.stick.top[0] = self.pos().x() + self.line.p1().x()
self.stick.top[1] = self.pos().y() + self.line.p1().y()
self.stick.bottom[0] = self.pos().x() + self.line.p2().x()
self.stick.bottom[1] = self.pos().y() + self.line.p2().y()
def adjust_handles(self):
if self.line.p1().y() > self.line.p2().y():
p1, p2 = self.line.p1(), self.line.p2()
self.line.setP1(p2)
self.line.setP2(p1)
if self.hovered_handle is not None:
self.hovered_handle.setBrush(self.handle_idle_brush)
self.hovered_handle.setPen(self.handle_idle_pen)
self.hovered_handle = self.top_handle if self.hovered_handle == self.bottom_handle else self.bottom_handle
self.hovered_handle.setBrush(self.handle_press_brush)
self.hovered_handle.setPen(self.handle_press_pen)
rect = self.top_handle.rect()
rect.moveCenter(self.line.p1())
self.top_handle.setRect(rect)
rect = self.bottom_handle.rect()
rect.moveCenter(self.line.p2())
self.bottom_handle.setRect(rect)
rect = self.mid_handle.rect()
rect.moveCenter(self.line.center())
self.mid_handle.setRect(rect)
self.btn_delete.setPos(self.top_handle.rect().center() - QPointF(self.btn_delete.boundingRect().width() / 2,
self.btn_delete.boundingRect().height() + self.top_handle.boundingRect().height() / 2))
def set_available_for_linking(self, available: bool):
self.available_for_linking = available
def set_is_link_source(self, is_source: bool):
self.link_source = is_source
self.link_button.setPos(self.boundingRect().topLeft())
self.link_button.set_width(int(self.boundingRect().width()))
self.link_button.set_button_height(int(self.boundingRect().height()))
self.link_button.adjust_text_to_button()
def set_frame_color(self, color: Optional[QColor]):
self.frame_color = color if color is not None else self.normal_color
self.update()
def set_is_linked(self, value: bool):
self.is_linked = value
if not self.is_linked:
self.set_frame_color(None)
if self.available_for_linking:
self.highlight(QColor(0, 255, 0, 100))
else:
self.highlight(None)
self.update_tooltip()
def adjust_line(self):
self.setPos(QPointF(0.5 * (self.stick.top[0] + self.stick.bottom[0]), 0.5 * (self.stick.top[1] + self.stick.bottom[1])))
vec = 0.5 * (self.stick.top - self.stick.bottom)
self.line.setP1(QPointF(vec[0], vec[1]))
self.line.setP2(-self.line.p1())
self.gline.setLine(self.line)
self.adjust_handles()
self.stick_label_text.setPos(self.line.p1() - QPointF(0.5 * self.stick_label_text.boundingRect().width(),
1.3 * self.stick_label_text.boundingRect().height()))
self.update()
def set_selected(self, selected: bool):
self.selected = selected
self.update()
def is_selected(self) -> bool:
return self.selected
def set_snow_height(self, height: int):
self.measured_height = height
self.update()
def border_normal(self):
self.current_color = self.normal_color
self.update()
def border_positive(self):
self.current_color = self.positive_color
self.update()
def border_negative(self):
self.current_color = self.negative_color
self.update()
@pyqtProperty(QColor)
def highlight_color(self) -> QColor:
return self.current_highlight_color
@highlight_color.setter
def highlight_color(self, color: QColor):
self.current_highlight_color = color
def highlight(self, color: Optional[QColor], animated: bool = False):
self.highlighted = color is not None
if not animated or color is None:
self.highlight_animation.stop()
self.current_highlight_color = self.normal_color if color is None else color
self.update()
return
self.highlight_animation.setStartValue(color)
self.highlight_animation.setEndValue(color)
self.highlight_animation.setKeyValueAt(0.5, color.darker())
self.highlight_animation.setDuration(2000)
self.highlight_animation.setLoopCount(-1)
self.highlight_animation.start()
def handle_link_button_hovered(self, btn: Dict[str, Any]):
self.link_button.setVisible(btn['hovered'])
def handle_highlight_animation_value_changed(self, new: QColor):
if not self.deleting:
self.update(self.boundingRect().marginsAdded(QMarginsF(10, 10, 10, 10)))
def contextMenuEvent(self, event: QGraphicsSceneContextMenuEvent) -> None:
self.right_clicked.emit({'stick_widget': self})
def set_stick_label(self, label: str):
self.stick.label = label
self.stick_label_text.setText(label)
self.update_tooltip()
self.update()
def get_stick_label(self) -> str:
return self.stick.label
def get_stick_length_cm(self) -> int:
return self.stick.length_cm
def set_stick_length_cm(self, length: int):
self.stick.length_cm = length
self.update_tooltip()
self.update()
def update_tooltip(self):
if self.mode != StickMode.Display or self.mode == StickMode.Measurement:
self.setToolTip("")
return
snow_txt = "Snow height: "
if self.stick.snow_height_px >= 0:
snow_txt += str(self.stick.snow_height_cm) + " cm"
self.stick_label_text.setText(str(self.stick.snow_height_cm))
else:
snow_txt = "not measured"
self.stick_label_text.setVisible(False)
self.stick_label_text.setText(self.stick.label)
self.stick_label_text.setVisible(True)
stick_view_text = ''
role = ''
if self.stick.alternative_view is not None:
alt_view = self.stick.alternative_view
role = " - primary"
alt = "Secondary"
if not self.stick.primary:
role = " - secondary"
alt = "Primary"
stick_view_text = f'\n{alt} view: {alt_view.label} in {alt_view.camera_folder.name}\n'
mark = '*' if self.stick.determines_quality else ''
self.setToolTip(f'{mark}{self.stick.label}{role}{stick_view_text}\nLength: {self.stick.length_cm} cm\n{snow_txt}')
def set_stick(self, stick: Stick):
self.reset_d_btns()
self.stick = stick
self.adjust_line()
self.adjust_handles()
self.set_snow_height(stick.snow_height_px)
self.update_tooltip()
self.set_show_measurements(self.show_measurements)
if self.mode == StickMode.Measurement:
self.set_frame_color(QColor(200, 100, 0, 100) if not self.stick.is_visible else None)
self.setVisible(True)
self.clearly_visible_btn.setVisible(not self.stick.is_visible)
else:
self.setVisible(self.stick.is_visible)
def set_show_measurements(self, show: bool):
self.show_measurements = show
if self.show_measurements:
self.stick_label_text.setText(str(self.stick.snow_height_cm) if self.stick.snow_height_cm >= 0 else
"n/a")
else:
self.stick_label_text.setText(self.stick.label)
self.update()
def handle_zero(self):
self.measured_height = 0
self.stick.set_snow_height_px(0)
self.measurement_corrected.emit(self)
def reset_d_btns(self):
self.zero_btn.set_default_state()
def _appendIntersection(self, pt):
x, y, _ = pt
line = QLineF(self._rulerObject[0])
line.setP2(QPointF(x, y))
self._rulerPts[line.length()] = (x, y)
def updateLine(self):
line_t = QLineF()
line_t.setP1(self.src.pos() + self.src.boundingRect().center())
line_t.setP2(self.des.pos() +self.des.boundingRect().center())
self.setLine(line_t)
self.update()