def paint(self, p, opt, widget):
# Enforce constraints on handles
r2 = Point(np.cos(np.radians(self.thetacenter)),
np.sin(np.radians(self.thetacenter))) # chi center direction vector
# constrain innerhandle to be parallel to outerhandle, and shorter than outerhandle
self.innerhandle.setPos(r2 * self.innerradius)
# constrain widthhandle to be counter-clockwise from innerhandle
widthangle = np.radians(self.thetawidth / 2 + self.thetacenter)
widthv = Point(np.cos(widthangle), np.sin(widthangle)) if self.thetawidth > 0 else r2
# constrain widthhandle to half way between inner and outerhandles
self.widthhandle.setPos(widthv * (self.innerradius + self.outerradius) / 2)
# constrain handles to base values
self.outerhandle.setPos(r2 * self.outerradius)
pen = self.currentPen
pen.setColor(QColor(0, 255, 255))
p.setPen(pen)
r = self.boundingRect()
# p.drawRect(r)
p.setRenderHint(QPainter.Antialiasing)
p.scale(r.width(), r.height()) # workaround for GL bug
centerangle = self.innerhandle.pos().angle(Point(1, 0))
startangle = centerangle - self.thetawidth / 2
endangle = centerangle + self.thetawidth / 2
r = QCircRectF(radius=0.5)
if self.innerradius < self.outerradius and self.thetawidth > 0:
p.drawArc(r, -startangle * 16, -self.thetawidth * 16)
radius = self.innerradius / self.outerradius / 2
r = QCircRectF()
r.radius = radius
if self.innerradius < self.outerradius and self.thetawidth > 0:
p.drawArc(r, -startangle * 16, -self.thetawidth * 16)
pen.setStyle(Qt.DashLine)
p.setPen(pen)
p.drawLine(QPointF(0., 0.), self.widthhandle.pos().norm() / 2)
r1v = self.innerhandle.pos().norm()
p.drawLine(QPointF(0., 0.),
(-1. * self.widthhandle.pos() + 2 * self.widthhandle.pos().dot(r1v) * r1v).norm() / 2)
pen.setStyle(Qt.SolidLine)
if self.innerradius < self.outerradius and self.thetawidth > 0:
path = QPainterPath()
path.moveTo((-1. * self.widthhandle.pos() + 2 * self.widthhandle.pos().dot(r1v) * r1v).norm() / 2)
path.arcTo(r, -startangle, -self.thetawidth) # inside
path.lineTo(self.widthhandle.pos().norm() / 2) # ? side
path.arcTo(QCircRectF(radius=0.5), -endangle, self.thetawidth) # outside
path.lineTo((-1. * self.widthhandle.pos() + 2 * self.widthhandle.pos().dot(r1v) * r1v).norm() / 2)
self.path = path
p.fillPath(path, QBrush(QColor(0, 255, 255, 20)))
def drawValue(self, p: QPainter, baseRect: QRectF, value: float, delta: float):
if value == self.m_min:
return
if self.m_barStyle == self.BarStyle.EXPAND:
p.setBrush(self.palette().highlight())
p.setPen(QPen(self.palette().shadow().color(), self.m_dataPenWidth))
radius = (baseRect.height() / 2) / delta
p.drawEllipse(baseRect.center(), radius, radius)
return
if self.m_barStyle == self.BarStyle.LINE:
p.setPen(QPen(self.palette().highlight().color(), self.m_dataPenWidth))
p.setBrush(Qt.NoBrush)
if value == self.m_max:
p.drawEllipse(baseRect.adjusted(self.m_outlinePenWidth / 2, self.m_outlinePenWidth / 2,
-self.m_outlinePenWidth / 2, -self.m_outlinePenWidth / 2))
else:
arcLength = 360 / delta
p.drawArc(baseRect.adjusted(self.m_outlinePenWidth / 2, self.m_outlinePenWidth / 2,
-self.m_outlinePenWidth / 2, -self.m_outlinePenWidth / 2),
int(self.m_nullPosition * 16),
int(-arcLength * 16))
return
dataPath = QPainterPath()
dataPath.setFillRule(Qt.WindingFill)
if value == self.m_max:
dataPath.addEllipse(baseRect)
else:
arcLength = 360 / delta
dataPath.moveTo(baseRect.center())
dataPath.arcTo(baseRect, self.m_nullPosition, -arcLength)
dataPath.lineTo(baseRect.center())
p.setBrush(self.palette().highlight())
p.setPen(QPen(self.palette().shadow().color(), self.m_dataPenWidth))
p.drawPath(dataPath)
def shape(self):
# (used for hitbox for menu)
centerangle = self.innerhandle.pos().angle(Point(1, 0))
startangle = centerangle - self.thetawidth / 2
endangle = centerangle + self.thetawidth / 2
r1v = self.innerhandle.pos().norm()
# Draw out the path in external space
path = QPainterPath()
path.moveTo(-1.0 * self.widthhandle.pos() + 2 * self.widthhandle.pos().dot(r1v) * r1v)
path.arcTo(QCircRectF(radius=self.innerradius), -startangle, -self.thetawidth) # inside
path.lineTo(self.widthhandle.pos()) # ? side
path.arcTo(QCircRectF(radius=self.outerradius), -endangle, self.thetawidth) # outside
path.lineTo(-1.0 * self.widthhandle.pos() + 2 * self.widthhandle.pos().dot(r1v) * r1v)
return path
class FadingTipBox(FadingDialog):
""" """
def __init__(self,
parent,
opacity,
duration,
easing_curve,
tour=None,
color_top=None,
color_back=None,
combobox_background=None):
super(FadingTipBox, self).__init__(parent, opacity, duration,
easing_curve)
self.holder = self.anim # needed for qt to work
self.parent = parent
self.tour = tour
self.frames = None
self.offset_shadow = 0
self.fixed_width = 300
self.key_pressed = None
self.setAttribute(Qt.WA_TranslucentBackground)
self.setWindowFlags(Qt.Dialog | Qt.FramelessWindowHint
| Qt.WindowStaysOnTopHint)
self.setModal(False)
# Widgets
def toolbutton(icon):
bt = QToolButton()
bt.setAutoRaise(True)
bt.setIcon(icon)
return bt
self.button_close = toolbutton(ima.icon("tour.close"))
self.button_home = toolbutton(ima.icon("tour.home"))
self.button_previous = toolbutton(ima.icon("tour.previous"))
self.button_end = toolbutton(ima.icon("tour.end"))
self.button_next = toolbutton(ima.icon("tour.next"))
self.button_run = QPushButton(_('Run code'))
self.button_disable = None
self.button_current = QToolButton()
self.label_image = QLabel()
self.label_title = QLabel()
self.combo_title = QComboBox()
self.label_current = QLabel()
self.label_content = QLabel()
self.label_content.setMinimumWidth(self.fixed_width)
self.label_content.setMaximumWidth(self.fixed_width)
self.label_current.setAlignment(Qt.AlignCenter)
self.label_content.setWordWrap(True)
self.widgets = [
self.label_content, self.label_title, self.label_current,
self.combo_title, self.button_close, self.button_run,
self.button_next, self.button_previous, self.button_end,
self.button_home, self.button_current
]
arrow = get_image_path('hide.png')
self.color_top = color_top
self.color_back = color_back
self.combobox_background = combobox_background
self.stylesheet = '''QComboBox {{
padding-left: 5px;
background-color: {}
border-width: 0px;
border-radius: 0px;
min-height:20px;
max-height:20px;
}}
QComboBox::drop-down {{
subcontrol-origin: padding;
subcontrol-position: top left;
border-width: 0px;
}}
QComboBox::down-arrow {{
image: url({});
}}
'''.format(self.combobox_background.name(), arrow)
# Windows fix, slashes should be always in unix-style
self.stylesheet = self.stylesheet.replace('\\', '/')
self.setFocusPolicy(Qt.StrongFocus)
for widget in self.widgets:
widget.setFocusPolicy(Qt.NoFocus)
widget.setStyleSheet(self.stylesheet)
layout_top = QHBoxLayout()
layout_top.addWidget(self.combo_title)
layout_top.addStretch()
layout_top.addWidget(self.button_close)
layout_top.addSpacerItem(
QSpacerItem(self.offset_shadow, self.offset_shadow))
layout_content = QHBoxLayout()
layout_content.addWidget(self.label_content)
layout_content.addWidget(self.label_image)
layout_content.addSpacerItem(QSpacerItem(5, 5))
layout_run = QHBoxLayout()
layout_run.addStretch()
layout_run.addWidget(self.button_run)
layout_run.addStretch()
layout_run.addSpacerItem(
QSpacerItem(self.offset_shadow, self.offset_shadow))
layout_navigation = QHBoxLayout()
layout_navigation.addWidget(self.button_home)
layout_navigation.addWidget(self.button_previous)
layout_navigation.addStretch()
layout_navigation.addWidget(self.label_current)
layout_navigation.addStretch()
layout_navigation.addWidget(self.button_next)
layout_navigation.addWidget(self.button_end)
layout_navigation.addSpacerItem(
QSpacerItem(self.offset_shadow, self.offset_shadow))
layout = QVBoxLayout()
layout.addLayout(layout_top)
layout.addStretch()
layout.addSpacerItem(QSpacerItem(15, 15))
layout.addLayout(layout_content)
layout.addLayout(layout_run)
layout.addStretch()
layout.addSpacerItem(QSpacerItem(15, 15))
layout.addLayout(layout_navigation)
layout.addSpacerItem(
QSpacerItem(self.offset_shadow, self.offset_shadow))
layout.setSizeConstraint(QLayout.SetFixedSize)
self.setLayout(layout)
self.set_funcs_before_fade_in([self._disable_widgets])
self.set_funcs_after_fade_in([self._enable_widgets, self.setFocus])
self.set_funcs_before_fade_out([self._disable_widgets])
self.setContextMenuPolicy(Qt.CustomContextMenu)
# signals and slots
# These are defined every time by the AnimatedTour Class
def _disable_widgets(self):
""" """
for widget in self.widgets:
widget.setDisabled(True)
def _enable_widgets(self):
""" """
self.setWindowFlags(Qt.Dialog | Qt.FramelessWindowHint
| Qt.WindowStaysOnTopHint)
for widget in self.widgets:
widget.setDisabled(False)
if self.button_disable == 'previous':
self.button_previous.setDisabled(True)
self.button_home.setDisabled(True)
elif self.button_disable == 'next':
self.button_next.setDisabled(True)
self.button_end.setDisabled(True)
def set_data(self,
title,
content,
current,
image,
run,
frames=None,
step=None):
""" """
self.label_title.setText(title)
self.combo_title.clear()
self.combo_title.addItems(frames)
self.combo_title.setCurrentIndex(step)
# min_content_len = max([len(f) for f in frames])
# self.combo_title.setMinimumContentsLength(min_content_len)
# Fix and try to see how it looks with a combo box
self.label_current.setText(current)
self.button_current.setText(current)
self.label_content.setText(content)
self.image = image
if image is None:
self.label_image.setFixedHeight(1)
self.label_image.setFixedWidth(1)
else:
extension = image.split('.')[-1]
self.image = QPixmap(get_image_path(image), extension)
self.label_image.setPixmap(self.image)
self.label_image.setFixedSize(self.image.size())
if run is None:
self.button_run.setVisible(False)
else:
self.button_run.setDisabled(False)
self.button_run.setVisible(True)
# Refresh layout
self.layout().activate()
def set_pos(self, x, y):
""" """
self.x = ceil(x)
self.y = ceil(y)
self.move(QPoint(self.x, self.y))
def build_paths(self):
""" """
geo = self.geometry()
radius = 0
shadow = self.offset_shadow
x0, y0 = geo.x(), geo.y()
width, height = geo.width() - shadow, geo.height() - shadow
left, top = 0, 0
right, bottom = width, height
self.round_rect_path = QPainterPath()
self.round_rect_path.moveTo(right, top + radius)
self.round_rect_path.arcTo(right - radius, top, radius, radius, 0.0,
90.0)
self.round_rect_path.lineTo(left + radius, top)
self.round_rect_path.arcTo(left, top, radius, radius, 90.0, 90.0)
self.round_rect_path.lineTo(left, bottom - radius)
self.round_rect_path.arcTo(left, bottom - radius, radius, radius,
180.0, 90.0)
self.round_rect_path.lineTo(right - radius, bottom)
self.round_rect_path.arcTo(right - radius, bottom - radius, radius,
radius, 270.0, 90.0)
self.round_rect_path.closeSubpath()
# Top path
header = 36
offset = 2
left, top = offset, offset
right = width - (offset)
self.top_rect_path = QPainterPath()
self.top_rect_path.lineTo(right, top + radius)
self.top_rect_path.moveTo(right, top + radius)
self.top_rect_path.arcTo(right - radius, top, radius, radius, 0.0,
90.0)
self.top_rect_path.lineTo(left + radius, top)
self.top_rect_path.arcTo(left, top, radius, radius, 90.0, 90.0)
self.top_rect_path.lineTo(left, top + header)
self.top_rect_path.lineTo(right, top + header)
def paintEvent(self, event):
""" """
self.build_paths()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillPath(self.round_rect_path, self.color_back)
painter.fillPath(self.top_rect_path, self.color_top)
painter.strokePath(self.round_rect_path, QPen(Qt.gray, 1))
# TODO: Build the pointing arrow?
def keyReleaseEvent(self, event):
""" """
key = event.key()
self.key_pressed = key
keys = [
Qt.Key_Right, Qt.Key_Left, Qt.Key_Down, Qt.Key_Up, Qt.Key_Escape,
Qt.Key_PageUp, Qt.Key_PageDown, Qt.Key_Home, Qt.Key_End,
Qt.Key_Menu
]
if key in keys:
if not self.is_fade_running():
self.sig_key_pressed.emit()
def mousePressEvent(self, event):
"""override Qt method"""
# Raise the main application window on click
self.parent.raise_()
self.raise_()
if event.button() == Qt.RightButton:
pass
# clicked_widget = self.childAt(event.x(), event.y())
# if clicked_widget == self.label_current:
# self.context_menu_requested(event)
def focusOutEvent(self, event):
"""Override Qt method."""
# To be used so tips do not appear outside spyder
self.tour.lost_focus()
def context_menu_requested(self, event):
""" """
pos = QPoint(event.x(), event.y())
menu = QMenu(self)
actions = []
action_title = create_action(self, _('Go to step: '), icon=QIcon())
action_title.setDisabled(True)
actions.append(action_title)
# actions.append(create_action(self, _(': '), icon=QIcon()))
add_actions(menu, actions)
menu.popup(self.mapToGlobal(pos))
def reject(self):
"""Qt method to handle escape key event"""
if not self.is_fade_running():
key = Qt.Key_Escape
self.key_pressed = key
self.sig_key_pressed.emit()
class FadingTipBox(FadingDialog):
""" """
def __init__(self, parent, opacity, duration, easing_curve, tour=None):
super(FadingTipBox, self).__init__(parent, opacity, duration,
easing_curve)
self.holder = self.anim # needed for qt to work
self.parent = parent
self.tour = tour
self.frames = None
self.color_top = QColor.fromRgb(230, 230, 230)
self.color_back = QColor.fromRgb(255, 255, 255)
self.offset_shadow = 0
self.fixed_width = 300
self.key_pressed = None
self.setAttribute(Qt.WA_TranslucentBackground)
self.setWindowFlags(Qt.Dialog | Qt.FramelessWindowHint |
Qt.WindowStaysOnTopHint)
self.setModal(False)
# Widgets
def toolbutton(icon):
bt = QToolButton()
bt.setAutoRaise(True)
bt.setIcon(icon)
return bt
self.button_close = toolbutton(ima.icon("tour.close"))
self.button_home = toolbutton(ima.icon("tour.home"))
self.button_previous = toolbutton(ima.icon("tour.previous"))
self.button_end = toolbutton(ima.icon("tour.end"))
self.button_next = toolbutton(ima.icon("tour.next"))
self.button_run = QPushButton(_('Run code'))
self.button_disable = None
self.button_current = QToolButton()
self.label_image = QLabel()
self.label_title = QLabel()
self.combo_title = QComboBox()
self.label_current = QLabel()
self.label_content = QLabel()
self.label_content.setMinimumWidth(self.fixed_width)
self.label_content.setMaximumWidth(self.fixed_width)
self.label_current.setAlignment(Qt.AlignCenter)
self.label_content.setWordWrap(True)
self.widgets = [self.label_content, self.label_title,
self.label_current, self.combo_title,
self.button_close, self.button_run, self.button_next,
self.button_previous, self.button_end,
self.button_home, self.button_current]
arrow = get_image_path('hide.png')
self.stylesheet = '''QComboBox {
padding-left: 5px;
background-color: rgbs(230,230,230,100%);
border-width: 0px;
border-radius: 0px;
min-height:20px;
max-height:20px;
}
QComboBox::drop-down {
subcontrol-origin: padding;
subcontrol-position: top left;
border-width: 0px;
}
QComboBox::down-arrow {
image: url(''' + arrow + ''');
}
'''
# Windows fix, slashes should be always in unix-style
self.stylesheet = self.stylesheet.replace('\\', '/')
self.setFocusPolicy(Qt.StrongFocus)
for widget in self.widgets:
widget.setFocusPolicy(Qt.NoFocus)
widget.setStyleSheet(self.stylesheet)
layout_top = QHBoxLayout()
layout_top.addWidget(self.combo_title)
layout_top.addStretch()
layout_top.addWidget(self.button_close)
layout_top.addSpacerItem(QSpacerItem(self.offset_shadow,
self.offset_shadow))
layout_content = QHBoxLayout()
layout_content.addWidget(self.label_content)
layout_content.addWidget(self.label_image)
layout_content.addSpacerItem(QSpacerItem(5, 5))
layout_run = QHBoxLayout()
layout_run.addStretch()
layout_run.addWidget(self.button_run)
layout_run.addStretch()
layout_run.addSpacerItem(QSpacerItem(self.offset_shadow,
self.offset_shadow))
layout_navigation = QHBoxLayout()
layout_navigation.addWidget(self.button_home)
layout_navigation.addWidget(self.button_previous)
layout_navigation.addStretch()
layout_navigation.addWidget(self.label_current)
layout_navigation.addStretch()
layout_navigation.addWidget(self.button_next)
layout_navigation.addWidget(self.button_end)
layout_navigation.addSpacerItem(QSpacerItem(self.offset_shadow,
self.offset_shadow))
layout = QVBoxLayout()
layout.addLayout(layout_top)
layout.addStretch()
layout.addSpacerItem(QSpacerItem(15, 15))
layout.addLayout(layout_content)
layout.addLayout(layout_run)
layout.addStretch()
layout.addSpacerItem(QSpacerItem(15, 15))
layout.addLayout(layout_navigation)
layout.addSpacerItem(QSpacerItem(self.offset_shadow,
self.offset_shadow))
layout.setSizeConstraint(QLayout.SetFixedSize)
self.setLayout(layout)
self.set_funcs_before_fade_in([self._disable_widgets])
self.set_funcs_after_fade_in([self._enable_widgets, self.setFocus])
self.set_funcs_before_fade_out([self._disable_widgets])
self.setContextMenuPolicy(Qt.CustomContextMenu)
# signals and slots
# These are defined every time by the AnimatedTour Class
def _disable_widgets(self):
""" """
for widget in self.widgets:
widget.setDisabled(True)
def _enable_widgets(self):
""" """
self.setWindowFlags(Qt.Dialog | Qt.FramelessWindowHint |
Qt.WindowStaysOnTopHint)
for widget in self.widgets:
widget.setDisabled(False)
if self.button_disable == 'previous':
self.button_previous.setDisabled(True)
self.button_home.setDisabled(True)
elif self.button_disable == 'next':
self.button_next.setDisabled(True)
self.button_end.setDisabled(True)
def set_data(self, title, content, current, image, run, frames=None,
step=None):
""" """
self.label_title.setText(title)
self.combo_title.clear()
self.combo_title.addItems(frames)
self.combo_title.setCurrentIndex(step)
# min_content_len = max([len(f) for f in frames])
# self.combo_title.setMinimumContentsLength(min_content_len)
# Fix and try to see how it looks with a combo box
self.label_current.setText(current)
self.button_current.setText(current)
self.label_content.setText(content)
self.image = image
if image is None:
self.label_image.setFixedHeight(1)
self.label_image.setFixedWidth(1)
else:
extension = image.split('.')[-1]
self.image = QPixmap(get_image_path(image), extension)
self.label_image.setPixmap(self.image)
self.label_image.setFixedSize(self.image.size())
if run is None:
self.button_run.setVisible(False)
else:
self.button_run.setDisabled(False)
self.button_run.setVisible(True)
# Refresh layout
self.layout().activate()
def set_pos(self, x, y):
""" """
self.x = x
self.y = y
self.move(QPoint(x, y))
def build_paths(self):
""" """
geo = self.geometry()
radius = 0
shadow = self.offset_shadow
x0, y0 = geo.x(), geo.y()
width, height = geo.width() - shadow, geo.height() - shadow
left, top = 0, 0
right, bottom = width, height
self.round_rect_path = QPainterPath()
self.round_rect_path.moveTo(right, top + radius)
self.round_rect_path.arcTo(right-radius, top, radius, radius, 0.0,
90.0)
self.round_rect_path.lineTo(left+radius, top)
self.round_rect_path.arcTo(left, top, radius, radius, 90.0, 90.0)
self.round_rect_path.lineTo(left, bottom-radius)
self.round_rect_path.arcTo(left, bottom-radius, radius, radius, 180.0,
90.0)
self.round_rect_path.lineTo(right-radius, bottom)
self.round_rect_path.arcTo(right-radius, bottom-radius, radius, radius,
270.0, 90.0)
self.round_rect_path.closeSubpath()
# Top path
header = 36
offset = 2
left, top = offset, offset
right = width - (offset)
self.top_rect_path = QPainterPath()
self.top_rect_path.lineTo(right, top + radius)
self.top_rect_path.moveTo(right, top + radius)
self.top_rect_path.arcTo(right-radius, top, radius, radius, 0.0, 90.0)
self.top_rect_path.lineTo(left+radius, top)
self.top_rect_path.arcTo(left, top, radius, radius, 90.0, 90.0)
self.top_rect_path.lineTo(left, top + header)
self.top_rect_path.lineTo(right, top + header)
def paintEvent(self, event):
""" """
self.build_paths()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillPath(self.round_rect_path, self.color_back)
painter.fillPath(self.top_rect_path, self.color_top)
painter.strokePath(self.round_rect_path, QPen(Qt.gray, 1))
# TODO: Build the pointing arrow?
def keyReleaseEvent(self, event):
""" """
key = event.key()
self.key_pressed = key
keys = [Qt.Key_Right, Qt.Key_Left, Qt.Key_Down, Qt.Key_Up,
Qt.Key_Escape, Qt.Key_PageUp, Qt.Key_PageDown,
Qt.Key_Home, Qt.Key_End, Qt.Key_Menu]
if key in keys:
if not self.is_fade_running():
self.sig_key_pressed.emit()
def mousePressEvent(self, event):
"""override Qt method"""
# Raise the main application window on click
self.parent.raise_()
self.raise_()
if event.button() == Qt.RightButton:
pass
# clicked_widget = self.childAt(event.x(), event.y())
# if clicked_widget == self.label_current:
# self.context_menu_requested(event)
def focusOutEvent(self, event):
"""Override Qt method."""
# To be used so tips do not appear outside spyder
self.tour.lost_focus()
def context_menu_requested(self, event):
""" """
pos = QPoint(event.x(), event.y())
menu = QMenu(self)
actions = []
action_title = create_action(self, _('Go to step: '), icon=QIcon())
action_title.setDisabled(True)
actions.append(action_title)
# actions.append(create_action(self, _(': '), icon=QIcon()))
add_actions(menu, actions)
menu.popup(self.mapToGlobal(pos))
def reject(self):
"""Qt method to handle escape key event"""
if not self.is_fade_running():
key = Qt.Key_Escape
self.key_pressed = key
self.sig_key_pressed.emit()
