def fade_animation(start=0, end=1, duration=300, object=None, on_finished=None):
"""
Fade animation for widgets
:param start: int, animation start value
:param end: int, animation end value
:param duration: int, duration of the effect
:param object: variant, QDialog || QMainWindow
:param on_finished: variant, function to call when the animation is finished
:return: QPropertyAnimation
"""
anim_curve = QEasingCurve()
anim_curve.setType(QEasingCurve.OutQuint)
if start == 'current':
start = object.opacity()
if end == 'current':
end = object.opacity()
animation = QPropertyAnimation(object, b'opacity', object)
animation.setEasingCurve(anim_curve)
animation.setDuration(duration)
animation.setStartValue(start)
animation.setEndValue(end)
animation.start()
if on_finished:
animation.finished.connect(on_finished)
def _animate_expand(self, value):
size_anim = QPropertyAnimation(self, 'geometry')
geometry = self.geometry()
width = geometry.width()
x, y, _, _ = geometry.getCoords()
size_start = QRect(x, y, width, int(not (value)) * 150)
size_end = QRect(x, y, width, value * 150)
size_anim.setStartValue(size_start)
size_anim.setEndValue(size_end)
size_anim.setDuration(300)
size_anim_curve = QEasingCurve()
if value:
size_anim_curve.setType(QEasingCurve.InQuad)
else:
size_anim_curve.setType(QEasingCurve.OutQuad)
size_anim.setEasingCurve(size_anim_curve)
# =================================================== Animation Sequence
self._animation = QSequentialAnimationGroup()
self._animation.addAnimation(size_anim)
size_anim.valueChanged.connect(self._force_resize)
if not value:
self._animation.finished.connect(self.delete_widget)
self._animation.start(QAbstractAnimation.DeleteWhenStopped)
def slide_window(start=-100, end=0, duration=300, object=None, on_finished=None):
"""
Slide animation for windows
:param start: int, animation start value
:param end: int, animation end value
:param duration: int, duration of the effect
:param object: variant, QDialog || QMainWindow
:param on_finished: variant, function to call when the animation is finished
:return: QPropertyAnimation
"""
pos = object.pos()
animation = QPropertyAnimation(object, b'pos', object)
animation.setDuration(duration)
anim_curve = QEasingCurve()
if start >= end:
anim_curve.setType(QEasingCurve.OutExpo)
else:
anim_curve.setType(QEasingCurve.InOutExpo)
animation.setEasingCurve(anim_curve)
animation.setStartValue(QPoint(pos.x(), pos.y() + start))
animation.setEndValue(QPoint(pos.x(), pos.y() + end))
animation.start()
if on_finished:
animation.finished.connect(on_finished)
return animation
def slide_in_index(self, next, force=False):
"""
Slides to the given widget index
:param next: int, index of the widget to slide
"""
now = self.currentIndex()
if (self._active_state or next == now) and not force:
return
self._active_state = True
width, height = self.frameRect().width(), self.frameRect().height()
next %= self.count()
if next > now:
if self._vertical:
offset_x, offset_y = 0, height
else:
offset_x, offset_y = width, 0
else:
if self._vertical:
offset_x, offset_y = 0, -height
else:
offset_x, offset_y = -width, 0
self.widget(next).setGeometry(0, 0, width, height)
pnow, pnext = self.widget(now).pos(), self.widget(next).pos()
self._point_now = pnow
self.widget(next).move(pnext.x() + offset_x, pnext.y() + offset_y)
self.widget(next).show()
self.widget(next).raise_()
self._current_widget = self.widget(next)
anim_now = QPropertyAnimation(self.widget(now), b'pos')
anim_now.setDuration(self._speed)
anim_now.setStartValue(pnow)
anim_now.setEndValue(QPoint(pnow.x() - offset_x, pnow.y() - offset_y))
anim_now.setEasingCurve(self._animation_type)
anim_next = QPropertyAnimation(self.widget(next), b'pos')
anim_next.setDuration(self._speed)
anim_next.setStartValue(
QPoint(offset_x + pnext.x(), offset_y + pnext.y()))
anim_next.setEndValue(pnext)
anim_next.setEasingCurve(self._animation_type)
self._anim_group = QParallelAnimationGroup()
self._anim_group.addAnimation(anim_now)
self._anim_group.addAnimation(anim_next)
self._anim_group.finished.connect(self._animation_done_slot)
self._anim_group.start()
self._next = next
self._now = now
def animate_expand(self, value):
size_animation = QPropertyAnimation(self, b'geometry')
geometry = self.geometry()
width = geometry.width()
x, y, _, _ = geometry.getCoords()
size_start = QRect(x, y, width, int(not value) * self.INTERP_HEIGHT)
size_end = QRect(x, y, width, value * 150)
size_animation.setStartValue(size_start)
size_animation.setEndValue(size_end)
size_animation.setDuration(200)
size_anim_curve = QEasingCurve()
size_anim_curve.setType(
QEasingCurve.InQuad) if value else size_anim_curve.setType(
QEasingCurve.OutQuad)
size_animation.setEasingCurve(size_anim_curve)
opacity_animation = QPropertyAnimation(self._main_widget_proxy,
b'opacity')
opacity_animation.setStartValue(not (value))
opacity_animation.setEndValue(value)
opacity_animation.setDuration(100)
opacity_anim_curve = QEasingCurve()
opacity_anim_curve.setType(
QEasingCurve.InQuad) if value else opacity_anim_curve.setType(
QEasingCurve.OutQuad)
opacity_animation.setEasingCurve(opacity_anim_curve)
# We must store the animation objects as a member variables. Otherwise the animation object could be deleted
# once the function is completed. In that case, the animation will not work.
self._animation = QSequentialAnimationGroup()
if value:
self._main_widget_proxy.setOpacity(0)
self._animation.addAnimation(size_animation)
self._animation.addAnimation(opacity_animation)
else:
self._main_widget_proxy.setOpacity(1)
self._animation.addAnimation(opacity_animation)
self._animation.addAnimation(size_animation)
# When animating geometry property, the parent layout is not updated automatically.
# We force the resize of the layout by calling a signal each time the size animation value changes.
size_animation.valueChanged.connect(self._on_force_resize)
self._animation.finished.connect(self._animation.clear)
if not value:
self._animation.finished.connect(self._on_delete_widget)
self._animation.start(QAbstractAnimation.DeleteWhenStopped)
def property_animation(start=[0, 0], end=[30, 0], duration=300, object=None, property='iconSize', on_finished=None):
"""
Functions that returns a ready to use QPropertyAnimation
:param start: int, animation start value
:param end: int, animation end value
:param duration: int, duration of the effect
:param object: variant, QDialog || QMainWindow
:param property: str, object property to animate
:param on_finished: variant, function to call when the animation is finished
:return: QPropertyAnimation
"""
animation = QPropertyAnimation(object, property, object)
anim_curve = QEasingCurve()
anim_curve.setType(QEasingCurve.InOutQuint)
animation.setEasingCurve(anim_curve)
animation.setDuration(duration)
animation.setStartValue(start)
animation.setEndValue(end)
animation.start()
return animation
def fade_out_widget(widget, duration=200, on_finished=None):
"""
Fade out animation effect for widgets
:param widget: QWidget, widget to apply effect
:param duration: int, duration of the effect
:param on_finished: variant, function to call when the animation is finished
:return: QPropertyAnimation
"""
effect = QGraphicsOpacityEffect(widget)
widget.setGraphicsEffect(effect)
animation = QPropertyAnimation(effect, b'opacity')
animation.setDuration(duration)
animation.setStartValue(1.0)
animation.setEndValue(0.0)
animation.setEasingCurve(QEasingCurve.InOutCubic)
animation.start()
if on_finished:
animation.finished.connect(on_finished)
widget._fade_out_ = animation
return animation
class OpacityEffect(QGraphicsEffect, object):
def __init__(self, target, duration, parent=None):
super(OpacityEffect, self).__init__(parent=parent)
self._target = target
self._duration = duration
self._animation = QPropertyAnimation(self._target, "opacity")
self._animation.setStartValue(0.0)
self._animation.setEndValue(0.0)
def get_duration(self):
return self._duration
def set_duration(self, value):
self._duration = value
def get_target(self):
return self._target
def set_target(self, value):
self._target = value
def get_animation(self):
return self._animation
duration = property(get_duration, set_duration)
target = property(get_target, set_target)
animation = property(get_animation)
def fade_in_out(self):
"""
Executes the animation
"""
self._animation.stop()
self._animation.setDuration(self._duration)
self._animation.setEasingCurve(QEasingCurve.InOutQuad)
self._animation.setStartValue(0.0)
self._animation.setEndValue(0.0)
self._animation.setKeyValueAt(0.3, 1.0)
self._animation.setKeyValueAt(0.6, 1.0)
self._animation.start()
# region Functions
def fade_in(self):
"""
Fade in the opacity property of the effect target
"""
self._animation.stop()
self._animation.setEasingCurve(QEasingCurve.InOutQuad)
self._animation.setDuration(self._duration)
self._animation.setStartValue(0)
self._animation.setEndValue(1)
self._animation.start()
def fade_out(self):
"""
Fade out the opacity property of the effect target
"""
self._animation.stop()
self._animation.setEasingCurve(QEasingCurve.InOutQuad)
self._animation.setDuration(self._duration)
self._animation.setStartValue(1)
self._animation.setEndValue(0)
self._animation.start()
class BaseToast(base.BaseWidget, object):
class ToastTypes(object):
INFO = 'info'
SUCCESS = 'success'
WARNING = 'warning'
ERROR = 'error'
LOADING = 'loading'
DEFAULT_CONFIG = {'duration': 2}
toastClosed = Signal()
def __init__(self, text, duration=None, toast_type=None, parent=None):
self._text = text
self._duration = duration
self._toast_type = toast_type
self._parent = parent
super(BaseToast, self).__init__(parent=parent)
def get_main_layout(self):
main_layout = layouts.VerticalLayout(margins=(0, 0, 0, 0))
return main_layout
def ui(self):
super(BaseToast, self).ui()
self.setWindowFlags(Qt.FramelessWindowHint | Qt.Dialog
| Qt.WA_TranslucentBackground
| Qt.WA_DeleteOnClose)
self.setAttribute(Qt.WA_StyledBackground)
self.setFixedSize(QSize(120, 120))
icon_layout = layouts.HorizontalLayout()
icon_layout.addStretch()
widget_theme = self.theme()
if self._toast_type == self.ToastTypes.LOADING:
icon_layout.addWidget(
loading.CircleLoading(size=widget_theme.huge,
color=widget_theme.text_color_inverse))
else:
icon_label = avatar.Avatar()
icon_label.theme_size = 60
icon_label.image = resources.pixmap(
self._toast_type or self.ToastTypes.INFO,
color=widget_theme.text_color_inverse)
icon_layout.addWidget(icon_label)
icon_layout.addStretch()
content_label = label.BaseLabel()
content_label.setText(self._text or '')
content_label.setAlignment(Qt.AlignCenter)
self.main_layout.addStretch()
self.main_layout.addLayout(icon_layout)
self.main_layout.addSpacing(10)
self.main_layout.addWidget(content_label)
self.main_layout.addStretch()
close_timer = QTimer(self)
close_timer.setSingleShot(True)
close_timer.timeout.connect(self.close)
close_timer.timeout.connect(self.toastClosed.emit)
close_timer.setInterval(
(self._duration or self.DEFAULT_CONFIG.get('duration', 2)) * 1000)
anim_timer = QTimer(self)
anim_timer.timeout.connect(self._fade_out)
anim_timer.setInterval(
(self._duration or self.DEFAULT_CONFIG.get('duration', 2)) * 1000 -
300)
self._opacity_anim = QPropertyAnimation()
self._opacity_anim.setTargetObject(self)
self._opacity_anim.setDuration(300)
self._opacity_anim.setEasingCurve(QEasingCurve.OutCubic)
self._opacity_anim.setPropertyName('windowOpacity')
self._opacity_anim.setStartValue(0.0)
self._opacity_anim.setEndValue(0.9)
close_timer.start()
anim_timer.start()
self._get_center_position(self._parent)
self._fade_in()
@classmethod
def info(cls, text, parent, duration=None):
inst = cls(text,
duration=duration,
toast_type=cls.ToastTypes.INFO,
parent=parent)
inst.show()
return inst
@classmethod
def success(cls, text, parent, duration=None):
inst = cls(text,
duration=duration,
toast_type=cls.ToastTypes.SUCCESS,
parent=parent)
inst.show()
return inst
@classmethod
def warning(cls, text, parent, duration=None):
inst = cls(text,
duration=duration,
toast_type=cls.ToastTypes.WARNING,
parent=parent)
inst.show()
return inst
@classmethod
def error(cls, text, parent, duration=None):
inst = cls(text,
duration=duration,
toast_type=cls.ToastTypes.ERROR,
parent=parent)
inst.show()
return inst
@classmethod
def loading(cls, text, parent, duration=None):
inst = cls(text,
duration=duration,
toast_type=cls.ToastTypes.LOADING,
parent=parent)
inst.show()
return inst
@classmethod
def config(cls, duration):
if duration is not None:
cls.DEFAULT_CONFIG['duration'] = duration
def _fade_out(self):
self._opacity_anim.setDirection(QAbstractAnimation.Backward)
self._opacity_anim.start()
def _fade_in(self):
self._opacity_anim.start()
def _get_center_position(self, parent):
parent_parent = parent.parent()
dcc_win = dcc.get_main_window()
if dcc_win:
dcc_window = parent_parent == dcc_win or parent_parent.objectName(
) == dcc_win.objectName()
else:
dcc_window = None
parent_geo = parent.geometry()
pos = parent_geo.topLeft() if dcc_window else parent.mapToGlobal(
parent_geo.topLeft())
offset = 0
for child in parent.children():
if isinstance(child, BaseToast) and child.isVisible():
offset = max(offset, child.y())
target_x = pos.x() + parent_geo.width() / 2 - self.width() / 2
target_y = pos.y() + parent_geo.height() / 2 - self.height() / 2
self.setProperty('pos', QPoint(target_x, target_y))
class PopupMessage(base.BaseWidget, object):
"""
Message that appears at the top of the window and shows feedback in response to user actions
"""
DEFAULT_CONFIG = {'duration': 2, 'top': 24}
closed = Signal()
def __init__(self,
text,
duration=None,
theme_type=None,
closable=False,
parent=None):
self._text = text
self._duration = duration
self._theme_type = theme_type
self._closable = closable
super(PopupMessage, self).__init__(parent=parent)
self.setAttribute(Qt.WA_TranslucentBackground)
close_timer = QTimer(self)
close_timer.setSingleShot(True)
close_timer.timeout.connect(self.close)
close_timer.timeout.connect(self.closed)
close_timer.setInterval(
(duration or self.DEFAULT_CONFIG['duration']) * 1000)
anim_timer = QTimer(self)
anim_timer.timeout.connect(self._on_fade_out)
anim_timer.setInterval((duration or self.DEFAULT_CONFIG['duration']) *
1000 - 300)
close_timer.start()
anim_timer.start()
self._pos_anim = QPropertyAnimation(self)
self._pos_anim.setTargetObject(self)
self._pos_anim.setEasingCurve(QEasingCurve.OutCubic)
self._pos_anim.setDuration(300)
self._pos_anim.setPropertyName(b'pos')
self._opacity_anim = QPropertyAnimation()
self._opacity_anim.setTargetObject(self)
self._opacity_anim.setEasingCurve(QEasingCurve.OutCubic)
self._opacity_anim.setDuration(300)
self._opacity_anim.setPropertyName(b'windowOpacity')
self._opacity_anim.setStartValue(0.0)
self._opacity_anim.setEndValue(1.0)
self._set_proper_position(parent)
self._fade_in()
# =================================================================================================================
# OVERRIDES
# =================================================================================================================
def get_main_layout(self):
main_layout = layouts.HorizontalLayout()
return main_layout
def ui(self):
super(PopupMessage, self).ui()
current_theme = self.theme()
self.setObjectName('message')
self.setWindowFlags(Qt.FramelessWindowHint | Qt.Dialog
| Qt.WA_TranslucentBackground
| Qt.WA_DeleteOnClose)
# self.setAttribute(Qt.WA_TranslucentBackground)
if self._theme_type == MessageTypes.LOADING:
icon_label = loading.CircleLoading.tiny(parent=self)
else:
icon_label = avatar.Avatar.tiny()
current_type = self._theme_type or MessageTypes.INFO
if current_theme:
icon_label.image = resources.pixmap(
current_type,
color=getattr(current_theme,
'{}_color'.format(current_type)))
main_frame = QFrame(self)
main_frame_layout = layouts.HorizontalLayout(spacing=5,
margins=(5, 5, 5, 5))
main_frame.setLayout(main_frame_layout)
self.main_layout.addWidget(main_frame)
self._content_label = label.BaseLabel(parent=self)
self._content_label.setText(self._text)
self._close_btn = buttons.BaseToolButton(parent=self).image(
'close', theme='window').icon_only().tiny()
self._close_btn.setVisible(self._closable or False)
main_frame_layout.addWidget(icon_label)
main_frame_layout.addWidget(self._content_label)
main_frame_layout.addStretch()
main_frame_layout.addWidget(self._close_btn)
def setup_signals(self):
self._close_btn.clicked.connect(self.close)
# =================================================================================================================
# BASE
# =================================================================================================================
@classmethod
def info(cls, text, parent, duration=None, closable=None):
"""
Shows an info message
:param text: str
:param parent: QWidget
:param duration: int
:param closable: bool
:return: PopupMessage
"""
popup_message_inst = cls(text,
theme_type=MessageTypes.INFO,
duration=duration,
closable=closable,
parent=parent)
popup_message_inst.show()
return popup_message_inst
@classmethod
def success(cls, text, parent, duration=None, closable=None):
"""
Shows a success message
:param text: str
:param parent: QWidget
:param duration: int
:param closable: bool
:return: PopupMessage
"""
popup_message_inst = cls(text,
theme_type=MessageTypes.SUCCESS,
duration=duration,
closable=closable,
parent=parent)
popup_message_inst.show()
return popup_message_inst
@classmethod
def warning(cls, text, parent, duration=None, closable=None):
"""
Shows a warning message
:param text: str
:param parent: QWidget
:param duration: int
:param closable: bool
:return: PopupMessage
"""
popup_message_inst = cls(text,
theme_type=MessageTypes.WARNING,
duration=duration,
closable=closable,
parent=parent)
popup_message_inst.show()
return popup_message_inst
@classmethod
def error(cls, text, parent, duration=None, closable=None):
"""
Shows an error message
:param text: str
:param parent: QWidget
:param duration: int
:param closable: bool
:return: PopupMessage
"""
popup_message_inst = cls(text,
theme_type=MessageTypes.ERROR,
duration=duration,
closable=closable,
parent=parent)
popup_message_inst.show()
return popup_message_inst
@classmethod
def loading(cls, text, parent, duration=None, closable=None):
"""
Shows a loading message
:param text: str
:param parent: QWidget
:param duration: int
:param closable: bool
:return: PopupMessage
"""
popup_message_inst = cls(text,
theme_type=MessageTypes.LOADING,
duration=duration,
closable=closable,
parent=parent)
popup_message_inst.show()
return popup_message_inst
@classmethod
def config(cls, duration=None, top=None):
"""
Configures global PopupMesage duration and top setting
:param duration: int (seconds)
:param top: int (px)
"""
if duration is not None:
cls.DEFAULT_CONFIG['duration'] = duration
if top is not None:
cls.DEFAULT_CONFIG['top'] = top
# =================================================================================================================
# INTERNAL
# =================================================================================================================
def _fade_out(self):
self._pos_anim.setDirection(QAbstractAnimation.Backward)
self._pos_anim.start()
self._opacity_anim.setDirection(QAbstractAnimation.Backward)
self._opacity_anim.start()
def _fade_in(self):
self._pos_anim.start()
self._opacity_anim.start()
def _set_proper_position(self, parent):
parent_parent = parent.parent()
dcc_win = dcc.get_main_window()
if dcc_win:
dcc_window = parent_parent == dcc_win or parent_parent.objectName(
) == dcc_win.objectName()
else:
dcc_window = None
parent_geo = parent.geometry()
pos = parent_geo.topLeft() if dcc_window else parent.mapToGlobal(
parent_geo.topLeft())
# pos = parent_geo.topLeft() if parent.parent() is None else parent.mapToGlobal(parent_geo.topLeft())
offset = 0
for child in parent.children():
if isinstance(child, PopupMessage) and child.isVisible():
offset = max(offset, child.y())
base_pos = pos.y() + PopupMessage.DEFAULT_CONFIG.get('top')
target_x = pos.x() + parent_geo.width() / 2 - 100
target_y = (offset + 50) if offset else base_pos
self._pos_anim.setStartValue(QPoint(target_x, target_y - 40))
self._pos_anim.setEndValue(QPoint(target_x, target_y))
# =================================================================================================================
# CALLBACK
# =================================================================================================================
def _on_fade_out(self):
self._fade_out()
class SliderPanel(base.BaseWidget, object):
"""
Panel that slides in from the edge of the window
"""
closed = Signal()
closeButtonClicked = Signal()
def __init__(self,
title,
position=SliderPanelPositions.RIGHT,
closable=True,
parent=None):
self._title = title
self._position = position
self._closable = closable
self._is_first_close = True
super(SliderPanel, self).__init__(parent)
self.setObjectName('sliderPanel')
self.setWindowFlags(Qt.Popup)
self.setAttribute(Qt.WA_StyledBackground)
self._close_timer = QTimer(self)
self._close_timer.setInterval(300)
self._close_timer.setSingleShot(True)
self._close_timer.timeout.connect(self.close)
self._close_timer.timeout.connect(self.closed.emit)
self._pos_anim = QPropertyAnimation(self)
self._pos_anim.setTargetObject(self)
self._pos_anim.setEasingCurve(QEasingCurve.OutCubic)
self._pos_anim.setDuration(300)
self._pos_anim.setPropertyName(b'pos')
self._opacity_anim = QPropertyAnimation()
self._opacity_anim.setTargetObject(self)
self._opacity_anim.setDuration(300)
self._opacity_anim.setEasingCurve(QEasingCurve.OutCubic)
self._opacity_anim.setPropertyName(b'windowOpacity')
self._opacity_anim.setStartValue(0.0)
self._opacity_anim.setEndValue(1.0)
# =================================================================================================================
# PROPERTIES
# =================================================================================================================
@property
def position(self):
"""
Returns the placement of the panel in parent window
:return: str
"""
return self._position
@position.setter
def position(self, value):
"""
Sets the position of the panel in parent window ('top', 'right', 'bottom' or 'left').
:param value: str
"""
self._position = value
if value in [SliderPanelPositions.BOTTOM, SliderPanelPositions.TOP]:
self.setFixedHeight(200)
else:
self.setFixedWidth(200)
# =================================================================================================================
# OVERRIDES
# =================================================================================================================
def ui(self):
super(SliderPanel, self).ui()
self._title_label = label.BaseLabel(parent=self).h4()
self._title_label.setText(self._title)
self._close_btn = buttons.BaseToolButton(
parent=self).icon_only().image('close', theme='window').small()
self._close_btn.setVisible(self._closable or False)
title_layout = layouts.HorizontalLayout()
title_layout.addWidget(self._title_label)
title_layout.addStretch()
title_layout.addWidget(self._close_btn)
self._button_layout = layouts.HorizontalLayout()
self._button_layout.addStretch()
self._scroll_area = QScrollArea()
self.main_layout.addLayout(title_layout)
self.main_layout.addWidget(dividers.Divider())
self.main_layout.addWidget(self._scroll_area)
self.main_layout.addWidget(dividers.Divider())
self.main_layout.addLayout(self._button_layout)
def setup_signals(self):
self._close_btn.clicked.connect(self.close)
self._close_btn.clicked.connect(self.closeButtonClicked.emit)
def show(self):
self._update_position()
self._fade_in()
return super(SliderPanel, self).show()
def closeEvent(self, event):
if self._is_first_close:
self._is_first_close = False
self._close_timer.stop()
self._fade_out()
self.closed.emit()
event.ignore()
else:
event.accept()
# =================================================================================================================
# BASE
# =================================================================================================================
def set_widget(self, widget):
"""
Sets the widget that will be contained inside the panel
:param widget: QWidget
"""
self._scroll_area.setWidget(widget)
def add_button(self, button):
"""
Adds a new button to the bottom part of the panel
:param button: QPushButton
"""
self._button_layout.addWidget(button)
def left(self):
"""
Sets the panel's placement to left
:return: SliderPanel
"""
self.position = SliderPanelPositions.LEFT
return self
def right(self):
"""
Sets the panel's placement to right
:return: SliderPanel
"""
self.position = SliderPanelPositions.RIGHT
return self
def top(self):
"""
Sets the panel's placement to top
:return: SliderPanel
"""
self.position = SliderPanelPositions.TOP
return self
def bottom(self):
"""
Sets the panel's placement to bottom
:return: SliderPanel
"""
self.position = SliderPanelPositions.BOTTOM
return self
# =================================================================================================================
# INTERNAL
# =================================================================================================================
def _fade_in(self):
"""
Internal function that fades in the panel
"""
self._pos_anim.start()
self._opacity_anim.start()
def _fade_out(self):
"""
Internal function that fades out the panel
"""
self._pos_anim.setDirection(QAbstractAnimation.Backward)
self._pos_anim.start()
self._opacity_anim.setDirection(QAbstractAnimation.Backward)
self._opacity_anim.start()
def _update_position(self):
"""
Internal function that makes sure that panel is positioned in the proper place
"""
parent = self.parent()
parent_parent = parent.parent()
dcc_win = dcc.get_main_window()
dcc_window = parent_parent == dcc_win
if parent_parent and dcc_win:
dcc_window = dcc_window or parent_parent.objectName(
) == dcc_win.objectName()
parent_geo = parent.geometry()
if self._position == SliderPanelPositions.LEFT:
pos = parent_geo.topLeft() if dcc_window else parent.mapToGlobal(
parent_geo.topLeft())
target_x = pos.x()
target_y = pos.y()
self.setFixedHeight(parent_geo.height())
self._pos_anim.setStartValue(
QPoint(target_x - self.width(), target_y))
self._pos_anim.setEndValue(QPoint(target_x, target_y))
if self._position == SliderPanelPositions.RIGHT:
pos = parent_geo.topRight() if dcc_window else parent.mapToGlobal(
parent_geo.topRight())
self.setFixedHeight(parent_geo.height())
target_x = pos.x() - self.width()
target_y = pos.y()
self._pos_anim.setStartValue(
QPoint(target_x + self.width(), target_y))
self._pos_anim.setEndValue(QPoint(target_x, target_y))
if self._position == SliderPanelPositions.TOP:
pos = parent_geo.topLeft(
) if dcc_window or parent_parent is None else parent.mapToGlobal(
parent_geo.topLeft())
self.setFixedWidth(parent_geo.width())
target_x = pos.x()
target_y = pos.y()
self._pos_anim.setStartValue(
QPoint(target_x, target_y - self.height()))
self._pos_anim.setEndValue(QPoint(target_x, target_y))
if self._position == SliderPanelPositions.BOTTOM:
pos = parent_geo.bottomLeft(
) if dcc_window else parent.mapToGlobal(parent_geo.bottomLeft())
self.setFixedWidth(parent_geo.width())
target_x = pos.x()
target_y = pos.y() - self.height()
self._pos_anim.setStartValue(
QPoint(target_x, target_y + self.height()))
self._pos_anim.setEndValue(QPoint(target_x, target_y))
class JoyPad(QWidget, object):
xChanged = Signal(float)
yChanged = Signal(float)
def __init__(self, parent=None):
super(JoyPad, self).__init__(parent=parent)
self._x = 0
self._y = 0
self._bounds = QRectF()
self._knop_bounds = QRectF()
self._last_pos = QPoint()
self._knop_pressed = False
self._return_animation = QParallelAnimationGroup(self)
self._x_anim = QPropertyAnimation(self, 'x')
self._y_anim = QPropertyAnimation(self, 'y')
self._alignment = Qt.AlignTop | Qt.AlignLeft
self._x_anim.setEndValue(0.0)
self._x_anim.setDuration(400)
self._x_anim.setEasingCurve(QEasingCurve.OutSine)
self._y_anim.setEndValue(0.0)
self._y_anim.setDuration(400)
self._y_anim.setEasingCurve(QEasingCurve.OutSine)
self._return_animation.addAnimation(self._x_anim)
self._return_animation.addAnimation(self._y_anim)
# region Static Functions
@staticmethod
def constraint(value, min_value, max_value):
return min_value if value < min_value else max_value if value > max_value else value
# endregion
# region Properties
def get_x(self):
return self._x
def set_x(self, x):
self._x = self.constraint(x, -1.0, 1.0)
radius = (self._bounds.width() - self._knop_bounds.width()) * 0.5
self._knop_bounds.moveCenter(
QPointF(self._bounds.center().x() + self._x * radius,
self._knop_bounds.center().y()))
self.update()
self.xChanged.emit(self._x)
def get_y(self):
return self._y
def set_y(self, y):
self._y = self.constraint(y, -1.0, 1.0)
radius = (self._bounds.width() - self._knop_bounds.width()) * 0.5
self._knop_bounds.moveCenter(
QPointF(self._knop_bounds.center().x(),
self._bounds.center().y() - self._y * radius))
self.update()
self.yChanged.emit(self._x)
def get_alignment(self):
return self._alignment
def set_alignment(self, alignment):
self._alignment = alignment
x = property(get_x, set_x)
y = property(get_y, set_y)
alignment = property(get_alignment, set_alignment)
# endregion
# region Override Functions
def resizeEvent(self, event):
a = min(self.width(), self.height())
top_left = QPointF()
if self._alignment & Qt.AlignTop:
top_left.setY(0)
elif self._alignment & Qt.AlignVCenter:
top_left.setY((self.height() - a) * 0.5)
elif self._alignment & Qt.AlignBottom:
top_left.setY(self.height() - a)
if self._alignment & Qt.AlignLeft:
top_left.setX(0)
elif self._alignment & Qt.AlignHCenter:
top_left.setX((self.width() - a) * 0.5)
elif self._alignment & Qt.AlignRight:
top_left.setX(self.width() - a)
self._bounds = QRectF(top_left, QSize(a, a))
self._knop_bounds.setWidth(a * 0.3)
self._knop_bounds.setHeight(a * 0.3)
radius = (self._bounds.width() - self._knop_bounds.height()) * 0.5
self._knop_bounds.moveCenter(
QPointF(self._bounds.center().x() + self._x * radius,
self._bounds.center().y() - self._y * radius))
def mousePressEvent(self, event):
if self._knop_bounds.contains(event.pos()):
# self._return_animation.stop()
self._last_pos = event.pos()
self._knop_pressed = True
def mouseReleaseEvent(self, event):
self._knop_pressed = False
self.x = 0.0
self.y = 0.0
# self._return_animation.start()
def mouseMoveEvent(self, event):
if not self._knop_pressed:
return
delta_pos = QPointF(event.pos() - self._last_pos)
delta_pos += 0.5 * (QPointF(event.pos()) - self._knop_bounds.center())
from_center_to_knop = self._knop_bounds.center(
) + delta_pos - self._bounds.center()
radius = (self._bounds.width() - self._knop_bounds.width()) * 0.5
from_center_to_knop.setX(
self.constraint(from_center_to_knop.x(), -radius, radius))
from_center_to_knop.setY(
self.constraint(from_center_to_knop.y(), -radius, radius))
self._knop_bounds.moveCenter(from_center_to_knop +
self._bounds.center())
self._last_pos = event.pos()
self.update()
if radius == 0:
return
x = (self._knop_bounds.center().x() -
self._bounds.center().x()) / radius
y = (-self._knop_bounds.center().y() +
self._bounds.center().y()) / radius
if self._x != x:
self._x = x
self.xChanged.emit(self._x)
if self._y != y:
self._y = y
self.yChanged.emit(self._y)
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
gradient = QRadialGradient(self._bounds.center(),
self._bounds.width() * 0.5,
self._bounds.center())
gradient.setFocalRadius(self._bounds.width() * 0.3)
gradient.setCenterRadius(self._bounds.width() * 0.7)
gradient.setColorAt(0, Qt.white)
gradient.setColorAt(1, Qt.lightGray)
painter.setPen(QPen(QBrush(Qt.gray), self._bounds.width() * 0.005))
painter.setBrush(QBrush(gradient))
painter.drawEllipse(self._bounds)
painter.setPen(QPen(QBrush(Qt.gray), self._bounds.width() * 0.005))
painter.drawLine(
QPointF(self._bounds.left(),
self._bounds.center().y()),
QPointF(self._bounds.center().x() - self._bounds.width() * 0.35,
self._bounds.center().y()))
painter.drawLine(
QPointF(self._bounds.center().x() + self._bounds.width() * 0.35,
self._bounds.center().y()),
QPointF(self._bounds.right(),
self._bounds.center().y()))
painter.drawLine(
QPointF(self._bounds.center().x(), self._bounds.top()),
QPointF(self._bounds.center().x(),
self._bounds.center().y() - self._bounds.width() * 0.35))
painter.drawLine(
QPointF(self._bounds.center().x(),
self._bounds.center().y() + self._bounds.width() * 0.35),
QPointF(self._bounds.center().x(), self._bounds.bottom()))
if not self.isEnabled():
return
gradient = QRadialGradient(self._knop_bounds.center(),
self._knop_bounds.width() * 0.5,
self._knop_bounds.center())
gradient.setFocalRadius(self._knop_bounds.width() * 0.2)
gradient.setCenterRadius(self._knop_bounds.width() * 0.5)
gradient.setColorAt(0, Qt.gray)
gradient.setColorAt(1, Qt.darkGray)
painter.setPen(QPen(QBrush(Qt.darkGray), self._bounds.width() * 0.005))
painter.setBrush(QBrush(gradient))
painter.drawEllipse(self._knop_bounds)
# endregion
# region Public Functions
def add_x_animation(self):
# Abort if the animation is already added
if self._x_anim.parent() == self._return_animation:
return
self._return_animation.addAnimation(self._x_anim)
def remove_x_animation(self):
# Abort if the animation is already removed
if self._x_anim.parent() != self._return_animation:
return
self._return_animation.removeAnimation(self._x_anim)
# Take ownership of the animation (parent is 0 after removeAnimation())
self._x_anim.setParent(self)
def add_y_animation(self):
# Abort if the animation is already added
if self._y_anim.parent() == self._return_animation:
return
self._return_animation.addAnimation(self._y_anim)
def remove_y_animation(self):
# Abort if the animation is already removed
if self._y_anim.parent() != self._return_animation:
return
self._return_animation.removeAnimation(self._y_anim)
# Take ownership of the animation (parent is 0 after removeAnimation())
self._y_anim.setParent(self)