def test_cubic_cubic(self):
        # q1 = Bezier(10,100, 90,30, 40,140, 220,220)
        # q2 = Bezier(5,150, 180,20, 80,250, 210,190)
        # console.log(q1.intersects(q2))
        q1 = CubicBezier(Point(10, 100), Point(90, 30), Point(40, 140),
                         Point(220, 220))
        q2 = CubicBezier(Point(5, 150), Point(180, 20), Point(80, 250),
                         Point(210, 190))
        i = q1.intersections(q2)
        # self.assertEqual(len(i),3)
        # self.assertAlmostEqual(i[0].point.x,81.7904225873)
        # self.assertAlmostEqual(i[0].point.y,109.899396337)
        # self.assertAlmostEqual(i[1].point.x,133.186831292)
        # self.assertAlmostEqual(i[1].point.y,167.148173322)
        # self.assertAlmostEqual(i[2].point.x,179.869157678)
        # self.assertAlmostEqual(i[2].point.y,199.661989162)
        import matplotlib.pyplot as plt
        fig, ax = plt.subplots()

        path = BezierPath()
        path.closed = False
        path.activeRepresentation = SegmentRepresentation(path, [q1])
        path.plot(ax)
        path.activeRepresentation = SegmentRepresentation(path, [q2])
        path.plot(ax)

        for n in i:
            circle = plt.Circle((n.point.x, n.point.y),
                                2,
                                fill=True,
                                color="red")
            ax.add_artist(circle)
예제 #2
0
 def not_a_test_offset(self):
     b = DotMap({
         "closed":
         False,
         "nodes": [{
             "x": 412.0,
             "y": 500.0,
             "type": "line"
         }, {
             "x": 308.0,
             "y": 665.0,
             "type": "offcurve"
         }, {
             "x": 163.0,
             "y": 589.0,
             "type": "offcurve"
         }, {
             "x": 163.0,
             "y": 504.0,
             "type": "curve"
         }, {
             "x": 163.0,
             "y": 424.0,
             "type": "offcurve"
         }, {
             "x": 364.0,
             "y": 321.0,
             "type": "offcurve"
         }, {
             "x": 366.0,
             "y": 216.0,
             "type": "curve"
         }, {
             "x": 368.0,
             "y": 94.0,
             "type": "offcurve"
         }, {
             "x": 260.0,
             "y": 54.0,
             "type": "offcurve"
         }, {
             "x": 124.0,
             "y": 54.0,
             "type": "curve"
         }]
     })
     path = BezierPath()
     path.activeRepresentation = GSPathRepresentation(path, b)
     import matplotlib.pyplot as plt
     fig, ax = plt.subplots()
     path.addExtremes()
     path.plot(ax)
     for n in path.asSegments():
         p = n.tunniPoint
         if p:
             circle = plt.Circle((p.x, p.y), 1, fill=False, color="blue")
             ax.add_artist(circle)
         n.balance()
     path.translate(Point(5, 5))
     path.plot(ax, color="red")
     # o1 = path.offset(Point(10,10))
     # o2 = path.offset(Point(-10,-10))
     # o2.reverse()
     # o1.append(o2)
     # o1.plot(ax)
     plt.show()