Initial boatbase

svggen/library/BoatBase.py

+from svggen.api.component import Component
+from svggen.api.composables.graph.Face import Face, Rectangle, RightTriangle
+from svggen.api.composables.GraphComposable import Graph
+from svggen.api.ports.EdgePort import EdgePort
+import svggen.utils.mymath as math
+
+
+class BoatBase(Component):
+    _test_params = {
+        "length": 100,
+        "width": 20,
+        "height": 10,
+        "bow": 35,
+        "stern": 5,
+    }
+
+    def define(self):
+        self.addParameter("length", 100)
+        self.addParameter("width", 30)
+        self.addParameter("height", 20)
+        self.addParameter("bow", 15)
+        self.addParameter("stern", 5)
+
+    def assemble(self):
+        l = self.getParameter("length")
+        w = self.getParameter("width")
+        h = self.getParameter("height")
+        b = self.getParameter("bow")
+        s = self.getParameter("stern")
+
+        graph = Graph()
+        bottom = Rectangle("", l, w)
+        graph.addFace(bottom, "bt")
+
+        lt = Rectangle("", l, h)
+        graph.attachFace("bt.e0", lt, "e2", prefix="lt", angle=90)
+        rt = Rectangle("", l, h)
+        graph.attachFace("bt.e2", rt, "e0", prefix="rt", angle=90)
+
+        def point(lbl, b, edge, flip=False):
+            lb = math.sqrt(h*h+b*b)
+            ab = math.rad2deg(math.arctan2(h,b))
+            f = Face("", ((w/2.,0), (0, lb), (-w/2., 0)))
+            graph.attachFace("bt."+edge, f, "e0", prefix=lbl, angle=ab)
+
+            lb = math.sqrt(w*w/4.+b*b)
+            ab = math.rad2deg(math.arctan2(w/2.,b))
+
+            f1 = RightTriangle("", h, lb); e1 = "e0"
+            f1a = RightTriangle("", h, lb)
+            f1b = RightTriangle("", lb, h)
+            f2 = RightTriangle("", lb, h); e2 = "e2"
+            f2a = RightTriangle("", lb, h)
+            f2b = RightTriangle("", h, lb)
+            if flip:
+                f1, f2 = f2, f1
+                f1a, f2a = f2a, f1a
+                f1b, f2b = f2b, f1b
+                e1, e2 = e2, e1
+
+            graph.attachFace("rt."+edge, f1, e1, prefix=lbl+"rt", angle=ab)
+            graph.attachFace(lbl+"rt.e1", f1a, "e1", prefix=lbl+"rta", angle=180)
+            graph.attachFace(lbl+"rta."+e2, f1b, e1, prefix=lbl+"rtb", angle=-180)
+
+            graph.attachFace("lt."+edge, f2, e2, prefix=lbl+"lt", angle=ab)
+            graph.attachFace(lbl+"lt.e1", f2a, "e1", prefix=lbl+"lta", angle=180)
+            graph.attachFace(lbl+"lta."+e1, f2b, e2, prefix=lbl+"ltb", angle=-180)
+
+        point("bow", b, "e1")
+        point("stern", s, "e3", flip=True)
+
+        self.composables["graph"] = graph
+
+if __name__ == "__main__":
+    h = BoatBase()
+    h._make_test()
+