def append_item(self, item: QGraphicsItem) -> None:
self.items.append(item)
col = self.next_col
row = self.next_row
x = col * (self.style.tile_width +
self.style.spacing_x) + self.style.padding_x
y = row * (self.style.tile_height +
self.style.spacing_y) + self.style.padding_y
item.setPos(self.x + x + self.center_x_off, self.y + y)
bottom_y = y + self.style.tile_height + self.style.padding_y
# calculate next items position
if self.style.arrangement == TileStyle.Arrangement.ROWS:
col += 1
if col == self.columns:
col = 0
row += 1
else:
row += 1
if row == self.rows:
row = 0
col += 1
self.next_col = col
self.next_row = row
self.height = bottom_y
def append_item(self, item: QGraphicsItem) -> None:
self.items.append(item)
col = self.next_col
row = self.next_row
x = col * (self.style.tile_width + self.style.spacing_x) + self.style.padding_x
y = row * (self.style.tile_height + self.style.spacing_y) + self.style.padding_y
item.setPos(self.x + x + self.center_x_off,
self.y + y)
bottom_y = y + self.style.tile_height + self.style.padding_y
# calculate next items position
if self.style.arrangement == TileStyle.Arrangement.ROWS:
col += 1
if col == self.columns:
col = 0
row += 1
else:
row += 1
if row == self.rows:
row = 0
col += 1
self.next_col = col
self.next_row = row
self.height = bottom_y
def add_animation(self, item: QGraphicsItem, position: int):
item.setParentItem(self)
item.setPos(self.source_point)
item.update()
animated_object = AnimatedObject()
animated_object.item = item
animated_object.position = position
self.animations.append(animated_object)
def addAnnotationItem(self, item: QGraphicsItem, pos: QPointF):
scene = self.scene()
if scene is None:
return
if isinstance(item, (ArrowItem, RectItem, EllipseItem)):
item.setPen(
QPen(Qt.black, scene.getDefaultPenSizeFromRect(),
Qt.SolidLine))
self._undo_stack.push(AddCommand(item, scene))
item.setPos(pos)
scene.annotationAdded.emit(item)
return item