class Triangle(QGraphicsView):
def __init__(self, x1, y1, x2, y2, x3, y3):
self.x1 = x1
self.y1 = y1
self.x2 = x2
self.y2 = y2
self.x3 = x3
self.y3 = y3
triangle = QtGui.QPolygonF(3)
triangle[0] = QtCore.QPoint(self.x1, self.y1)
triangle[1] = QtCore.QPoint(self.x2, self.y2)
triangle[2] = QtCore.QPoint(self.x3, self.y3)
self.triangle = QGraphicsPolygonItem(triangle)
def draw_triangle(self, scene):
scene.addItem(self.triangle)
def move_triangle(self, m, n):
self.triangle.setPos(m, n)
def rotate_triangle(self, r):
self.triangle.setRotation(r)
def scale_triangle(self, s):
self.triangle.setScale((s + 50) / 100)
def recolor_triangle(self, r, g, b):
self.triangle.setBrush(QColor(r, g, b))
def create_arrow(tile):
item = QGraphicsPolygonItem(qt_drawings.arrow_polygon)
item.setPen(qt_drawings.no_pen)
if tile:
item.setBrush(qt_drawings.cyan_brush if tile.is_frozen else qt_drawings.black_brush)
item.setTransformOriginPoint(qt_drawings.tile_size / 2, qt_drawings.tile_size / 2)
angle = base_scene_reactor.tile_rotation_angles[tile.is_horizontal][tile.is_positive]
item.setRotation(angle)
else:
item.setBrush(qt_drawings.black_brush)
return item
