def rotate_selected(scene: QGraphicsScene, e: QKeyEvent):
for item in scene.selectedItems():
if e.key() == Qt.Key_Right:
item.setRotation(
(item.rotation() + 1 +
(2 * (e.modifiers() == Qt.ShiftModifier))) % 360)
elif e.key() == Qt.Key_Left:
item.setRotation(
(item.rotation() - 1 -
(2 * (e.modifiers() == Qt.ShiftModifier))) % 360)
def rescale_selected(scene: QGraphicsScene, e: QKeyEvent):
for item in scene.selectedItems():
transform = item.transform()
if e.key() == Qt.Key_W:
transform.scale(1, 1.01)
elif e.key() == Qt.Key_S:
transform.scale(1, 0.99)
elif e.key() == Qt.Key_D:
transform.scale(1.01, 1)
elif e.key() == Qt.Key_A:
transform.scale(0.99, 1)
item.setTransform(transform)
def delete_selected(scene: QGraphicsScene, gim: GraphicItemModel):
gim.delete_all_from_references(scene.selectedItems())
for item in scene.selectedItems():
scene.removeItem(item)