Initial commit of files from https://github.com/macewanCMPT395/aspidites

NewTurtle.py

@@ -0,0 +1,144 @@
+import math
+
+from IPython.core.displaypub import publish_display_data
+
+class Turtle:
+    SIZE = 400
+    OFFSET = 20;
+    TURTLE_BUFF = "";
+    REGISTERED = 0
+    def __init__(self):
+        '''Create a Turtle.
+        Turtle()
+        Example: t = Turtle()'''    
+        self.pen = 1
+        self.speedVar = 1
+        self.color = "black"
+        self.home()
+        if(not Turtle.REGISTERED):
+            get_ipython().events.register('post_run_cell', self.postExecuteTurtle)
+
+    def postExecuteTurtle(self):
+        publish_display_data(source="NewTurtle",
+                             data={'application/javascript' : 'IPython.do_turtle("%s", element);' % Turtle.TURTLE_BUFF})
+        Turtle.TURTLE_BUFF = ""
+        Turtle.REGISTERED = 1
+
+
+    def pendown(self):
+        '''Put down the pen. This is the default.
+        pendown()
+        Example: t.pendown()'''
+        self.pen = 1
+
+    def penup(self):
+        '''Lift up the pen.
+        penup()
+        Example: t.penup()'''
+        self.pen = 0
+
+    def speed(self, speed):
+        '''Change the speed of the turtle
+        speed(speed)
+        Example: t.speed(speed)'''
+        self.speedVar=speed%11
+
+    def right(self, num):
+        '''Move the Turtle num degrees to the right.
+        right(num)
+        Example: t.right(90)'''
+        self.bearing -= num
+        self.bearing = self.bearing%360
+        self.b_change = num   
+        self.printTurtle()
+
+    def left(self, num):
+        '''Move the Turtle num degrees to the left.
+        left(num)
+        Example: t.left(90)'''
+        self.bearing += num
+        self.bearing = self.bearing%360
+        self.b_change = (-1)*num
+        self.printTurtle()
+
+    def forward(self, num):
+        '''Move the Turtle forward by num units.
+        forward(num)
+        Example: t.forward(100)'''
+        '[1, "simple", "list"]'
+
+        self.posX += round(num * math.cos(math.radians(self.bearing)), 1)
+        self.posY -= round(num * math.sin(math.radians(self.bearing)), 1)
+
+
+        if self.posX < Turtle.OFFSET:
+            self.posX = Turtle.OFFSET
+        if self.posY < Turtle.OFFSET:
+            self.posY = Turtle.OFFSET
+
+        if self.posX > Turtle.SIZE - Turtle.OFFSET:
+            self.posX = Turtle.SIZE - Turtle.OFFSET
+        if self.posY > Turtle.SIZE - Turtle.OFFSET:
+            self.posY = Turtle.SIZE - Turtle.OFFSET
+
+        self.b_change = 0
+        self.printTurtle()
+
+    def backward(self, num):
+        '''Move the Turtle backward by num units.
+        backward(num)
+        Example: t.backward(100)'''
+        self.posX -= round(num * math.cos(math.radians(self.bearing)), 1)
+        self.posY += round(num * math.sin(math.radians(self.bearing)), 1)
+
+        if self.posX < Turtle.OFFSET:
+            self.posX = Turtle.OFFSET
+        if self.posY < Turtle.OFFSET:
+            self.posY = Turtle.OFFSET
+
+        if self.posX > Turtle.SIZE - Turtle.OFFSET:
+            self.posX = Turtle.SIZE - Turtle.OFFSET
+        if self.posY > Turtle.SIZE - Turtle.OFFSET:
+            self.posY = Turtle.SIZE - Turtle.OFFSET
+
+        self.b_change = 0
+        self.printTurtle()
+
+    def pencolor(self, color):
+        '''Change the color of the pen to color. Default is black.
+        pencolor(color)
+        Example: t.pencolor("red")'''
+        self.color = color
+
+    def printTurtle(self):
+        Turtle.TURTLE_BUFF += str(self.pen) + "," + str(self.color) + "," + str(self.posX) + "," + str(self.posY) + "," + str(self.b_change) + "," + str(self.speedVar) + ",";
+
+    def circle(self, radius, extent=360):
+        temp = self.bearing
+        self.b_change = 0;
+        tempSpeed = self.speedVar
+        self.speedVar = 1
+
+        for i in range(0, (extent/2)):
+            n = math.fabs(math.radians(self.b_change) * radius)
+            if(radius >= 0):
+                self.forward(n);
+                self.left(2);
+            else:
+                self.forward(n);
+                self.right(2);
+        if(radius >= 0):
+            self.bearing = (temp + extent)
+        else:
+            self.bearing = (temp - extent)
+        self.speedVar = tempSpeed
+
+    def home(self):
+        '''Move the Turtle to its home position.
+        home()
+        Example: t.home()'''
+        self.posX = 200
+        self.posY = 200
+        self.bearing = 0
+        self.b_change = 0
+        self.printTurtle()

Test.ipynb

@@ -0,0 +1,50 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:952e35f33d2801b38da4feb7477ecb0a767d5e8e31730838ee5e7156a9e8adc0"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "from NewTurtle import Turtle\n",
+      "t = Turtle();\n",
+      "t.speed(10)\n",
+      "colours=[\"red\",\"blue\",\"yellow\",\"brown\",\"black\",\"purple\",\"green\"]\n",
+      "t.penup(); t.left(90); t.forward(200);t.right(90);t.pendown();\n",
+      "for i in range (0,18):\n",
+      "    t.pencolor(colours[i%7]);\n",
+      "    t.right(20);\n",
+      "    t.forward(50);"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "javascript": [
+        "IPython.do_turtle(\"1,black,200,200,0,1,0,black,200,200,-90,10,0,black,200.0,20,0,10,0,black,200.0,20,90,10,1,red,200.0,20,20,10,1,red,247.0,37.1,0,10,1,blue,247.0,37.1,20,10,1,blue,285.3,69.2,0,10,1,yellow,285.3,69.2,20,10,1,yellow,310.3,112.5,0,10,1,brown,310.3,112.5,20,10,1,brown,319.0,161.7,0,10,1,black,319.0,161.7,20,10,1,black,310.3,210.89999999999998,0,10,1,purple,310.3,210.89999999999998,20,10,1,purple,285.3,254.2,0,10,1,green,285.3,254.2,20,10,1,green,247.0,286.3,0,10,1,red,247.0,286.3,20,10,1,red,200.0,303.40000000000003,0,10,1,blue,200.0,303.40000000000003,20,10,1,blue,150.0,303.40000000000003,0,10,1,yellow,150.0,303.40000000000003,20,10,1,yellow,103.0,286.3,0,10,1,brown,103.0,286.3,20,10,1,brown,64.7,254.20000000000002,0,10,1,black,64.7,254.20000000000002,20,10,1,black,39.7,210.90000000000003,0,10,1,purple,39.7,210.90000000000003,20,10,1,purple,31.000000000000004,161.70000000000005,0,10,1,green,31.000000000000004,161.70000000000005,20,10,1,green,39.7,112.50000000000004,0,10,1,red,39.7,112.50000000000004,20,10,1,red,64.7,69.20000000000005,0,10,1,blue,64.7,69.20000000000005,20,10,1,blue,103.0,37.100000000000044,0,10,1,yellow,103.0,37.100000000000044,20,10,1,yellow,150.0,20.000000000000043,0,10,1,brown,150.0,20.000000000000043,20,10,1,brown,200.0,20.000000000000043,0,10,\", element);"
+       ],
+       "metadata": {},
+       "output_type": "display_data"
+      }
+     ],
+     "prompt_number": 19
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [],
+     "language": "python",
+     "metadata": {},
+     "outputs": []
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}