Data commit

Task/Simple-turtle-graphics/Julia/simple-turtle-graphics.julia

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+using Luxor, Colors
+
+function house(🐢, x, y, siz)
+    oldorientation = 🐢.orientation
+    xpos, ypos = 🐢.xpos, 🐢.ypos
+    # house wall
+    Reposition(🐢, x, y)
+    Rectangle(🐢, siz, siz)
+    # roof
+    Reposition(🐢, x - siz / 2, y -  siz / 2)
+    Turn(🐢, -60)
+    Forward(🐢, siz)
+    Turn(🐢, 120)
+    Forward(🐢, siz)
+    # turtle_demo
+    doorheight, doorwidth = siz / 2, siz / 4
+    Pencolor(🐢, 0, 0, 0)
+    Reposition(🐢, x, y + doorheight / 2)
+    Rectangle(🐢, doorwidth, doorheight)
+    # window
+    windowheight, windowwidth = siz /3, siz / 4
+    Reposition(🐢, x + siz / 4, y - siz / 4)
+    Rectangle(🐢, windowwidth, windowheight)
+    Reposition(🐢, x - siz / 4, y - siz / 4)
+    Rectangle(🐢, windowwidth, windowheight)
+    Orientation(🐢, oldorientation)
+    Reposition(🐢, xpos, ypos)
+end
+
+function barchart(🐢, data, x, y, siz)
+    oldorientation = 🐢.orientation
+    xpos, ypos = 🐢.xpos, 🐢.ypos
+    maxdata = maximum(data)
+    # scale to fit within a square with sides `siz` and draw bars of chart
+    barwidth = siz / length(data)
+    Pencolor(🐢, 1.0, 0.0, 0.5)
+    Reposition(🐢, x, y)
+    for n in data  # draw each bar in chart
+        barheight = n * siz / maxdata
+        Reposition(🐢, x, y - barheight / 2)
+        Rectangle(🐢, barwidth, barheight)
+        x += barwidth
+    end
+    Orientation(🐢, oldorientation)
+    Reposition(🐢, xpos, ypos)
+end
+
+function testturtle(width = 400, height = 600)
+    dra = Drawing(600, 400, "turtle_demo.png")
+    origin()
+    background("midnightblue")
+    🐢 = Turtle()
+    Pencolor(🐢, "cyan")
+    Penwidth(🐢, 1.5)
+    house(🐢, -width / 3, height / 7, width / 2)
+    barchart(🐢, [15, 10, 50, 35, 20], width / 8, height / 8, width / 2)
+    finish()
+end
+
+testturtle()