class CombinerIcon(ProjectItemIcon):
_SHAKE_FACTOR = 0.05
def __init__(self, toolbox, x, y, project_item, icon):
"""View icon for the Design View.
Args:
toolbox (ToolBoxUI): QMainWindow instance
x (float): Icon x coordinate
y (float): Icon y coordinate
project_item (ProjectItem): Item
icon (str): icon resource path
"""
super().__init__(toolbox,
x,
y,
project_item,
icon,
icon_color=QColor("#990000"),
background_color=QColor("#ffcccc"))
self.time_line = QTimeLine()
self.time_line.setLoopCount(0) # loop forever
self.time_line.setFrameRange(0, 10)
self.time_line.setDirection(QTimeLine.Backward)
self.time_line.valueChanged.connect(
self._handle_time_line_value_changed)
self.time_line.stateChanged.connect(
self._handle_time_line_state_changed)
self._svg_item_pos = self.svg_item.pos()
@Slot(float)
def _handle_time_line_value_changed(self, value):
rect = self.svg_item.sceneBoundingRect()
width = rect.width()
height = rect.height()
x = random.uniform(-self._SHAKE_FACTOR, self._SHAKE_FACTOR) * width
y = random.uniform(-self._SHAKE_FACTOR, self._SHAKE_FACTOR) * height
self.svg_item.setPos(self._svg_item_pos + QPointF(x, y))
@Slot("QTimeLine::State")
def _handle_time_line_state_changed(self, new_state):
if new_state == QTimeLine.NotRunning:
self.svg_item.setPos(self._svg_item_pos)
def start_animation(self):
"""Start the animation that plays when the Combiner associated to this GraphicsItem is running.
"""
if self.time_line.state() == QTimeLine.Running:
return
self.time_line.start()
def stop_animation(self):
"""Stop animation"""
if self.time_line.state() != QTimeLine.Running:
return
self.time_line.stop()
class ToolIcon(ProjectItemIcon):
def __init__(self, toolbox, x, y, project_item, icon):
"""Tool icon for the Design View.
Args:
toolbox (ToolBoxUI): QMainWindow instance
x (float): Icon x coordinate
y (float): Icon y coordinate
project_item (ProjectItem): Item
icon (str): icon resource path
"""
super().__init__(
toolbox, x, y, project_item, icon, icon_color=QColor("red"), background_color=QColor("#ffe6e6")
)
self.time_line = QTimeLine()
self.time_line.setLoopCount(0) # loop forever
self.time_line.setFrameRange(0, 10)
self.time_line.setDuration(1200)
self.time_line.setDirection(QTimeLine.Backward)
self.time_line.valueChanged.connect(self._handle_time_line_value_changed)
self.time_line.stateChanged.connect(self._handle_time_line_state_changed)
self._svg_item_pos = self.svg_item.pos()
rect = self.svg_item.sceneBoundingRect()
self._anim_transformation_origin_point_y = -0.75 * rect.height()
self._anim_delta_x_factor = 0.5 * rect.width()
@Slot(float)
def _handle_time_line_value_changed(self, value):
angle = value * 45.0
self.svg_item.setRotation(angle)
delta_y = 0.5 * self.svg_item.sceneBoundingRect().height()
delta = QPointF(self._anim_delta_x_factor * value, delta_y)
self.svg_item.setPos(self._svg_item_pos + delta)
@Slot("QTimeLine::State")
def _handle_time_line_state_changed(self, new_state):
if new_state == QTimeLine.Running:
self.svg_item.setTransformOriginPoint(0, self._anim_transformation_origin_point_y)
elif new_state == QTimeLine.NotRunning:
self.svg_item.setTransformOriginPoint(0, 0)
self.svg_item.setPos(self._svg_item_pos)
self.svg_item.setRotation(0)
def start_animation(self):
"""Starts the item execution animation.
"""
if self.time_line.state() == QTimeLine.Running:
return
self.time_line.start()
def stop_animation(self):
"""Stop animation"""
if self.time_line.state() != QTimeLine.Running:
return
self.time_line.stop()
