def rectangle(self, topleft, width, height, style = '_polygon'):
for s in self.styles[style]:
a = Vector(topleft)
b = a + Vector(width, 0)
c = a + Vector(width, height)
d = a + Vector(0, height)
self._primitives.append(DP_Polygon([a,b,c,d], s))
def __init__(self, a, b, style='_path', stylesheet=default_styles):
super().__init__(style, stylesheet)
start = Vector(a)
end = Vector(b)
self._box = Box(min(start.y, end.y), max(start.x, end.x),
max(start.y, end.y), min(start.x, end.x))
self.setanchor('start', start)
self.setanchor('end', end)
def draw(self, canvas):
right = Vector(60, 0)
pos = self.globalposition()
a = pos + self._a('start')
b = pos + self._a('end')
u = a + right
v = b - right
canvas.bezier([a, u, v, b])
def __init__(self, style='', stylesheet=default_styles, xy=(0, 0)):
self._position = Vector(xy)
self._box = Box(0, 0, 0, 0)
self.anchor = defaultdict(Vector)
self.tags = set()
self.stylesheet = stylesheet
self.style = style
self.parent = None
self.padding = float(next(stylesheet[style])['padding'])
self.margin = float(next(stylesheet[style])['margin'])
def _align(self, anchor, point):
return Vector(point) - self._a(anchor)
def setanchor(self, label, v):
self.anchor[label] = Vector(v)
def __init__(self, elements, style='', stylesheet=default_styles):
super().__init__(elements, style, stylesheet)
for e in self.elements:
e.setwidth(self.width)
self.alignelements('top', 'bottom', Vector(0, 1))
def __init__(self, elements, style='', stylesheet=default_styles):
super().__init__(elements, style, stylesheet)
for e in self.elements:
e.setheight(self.height)
self.alignelements('left', 'right', Vector(1, 0))
def alignelements(self, anchor1, anchor2, gapvector=Vector(0, 0)):
for i in range(1, len(self.elements)):
e0 = self.elements[i - 1]
e1 = self.elements[i]
gap = gapvector * max(e0.padding, e1.padding)
e1.align(anchor1, e0.a(anchor2) + gap)
def position(self, x, y=None):
self._position = Vector(x, y)