Merge pull request #1 from dorianpula/master

update to latest version from dorian.

main.py

@@ -1,14 +1,10 @@
 import collections
-import random
-import math
 
 from kivy import app, properties
-from kivy.uix import button, label
+from kivy.uix.label import Label
 from kivy.uix.floatlayout import FloatLayout
 from kivy.graphics import Color, Ellipse, Line
-from kivy.logger import Logger
 import kivy.utils
-from kivy.vector import Vector
 
 MapCoords = collections.namedtuple('MapCoords', ['row', 'col'])
 
@@ -27,54 +23,62 @@ class StrategyGame(FloatLayout):
             col = region % self.map_cols
 
             # Add hex cells to make up the map.
-            hex_cell = HexMapCell()
+            hex_cell = HexMapCell(row, col)
             self.main_map.add_widget(hex_cell)
 
             # Add overlay conditionally.
             if (row % 6 == 1 and col % 2 == 1) or (row % 6 == 4 and col % 2 == 0):
                 print('({}, {})'.format(row, col))
-                #radius = math.sqrt(hex_cell.width**2 + hex_cell.height**2)
-                radius = 2*hex_cell.height
+
+                # Determine the location of the solid hexagon cell.  Needs to be offset from the centre of the hex.
+                radius = 2 * hex_cell.height
                 solid_x = hex_cell.x - hex_cell.height*2
                 solid_y = hex_cell.y - hex_cell.height*2
                 solid_size = (4*hex_cell.height, 4*hex_cell.height)
+
                 with hex_cell.canvas.after:
-                    Color(1,0,1,1)
-                    hex_cell.ell = Line(circle=(hex_cell.x, hex_cell.y,radius, 0, 360, 6), width=2)
-                    Color(*kivy.utils.get_random_color(alpha = .5))
-                    hex_cell.solid = Ellipse(pos = (solid_x, solid_y), size = solid_size, segments = 6 )
+
+                    # Create the outline of hexagon, based off the centre of the hex.
+                    Color(1, 0, 1, 1)
+                    hex_cell.ell = Line(circle=(hex_cell.x, hex_cell.y, radius, 0, 360, 6), width=2)
+
+                    # Create the solid background of the hexagon, from the bottom left coordinate of the hex.
+                    Color(*kivy.utils.get_random_color(alpha=.5))
+                    hex_cell.solid = Ellipse(pos=(solid_x, solid_y), size=solid_size, segments=6)
+
+                    Color(1, 1, 1, 1)
+                    hex_cell.coord_label = Label(
+                        text=hex_cell.coordinate_text(), center_x=hex_cell.x, center_y=hex_cell.y)
+
+
+                # Bind the cell code so as to update its position and size when the parent widget resizes.
                 hex_cell.bind(pos=hex_cell.update_pos, size=hex_cell.update_pos)
 
 
-class HexMapCell(label.Label):
+class HexMapCell(Label):
     def __init__(self, row=0, col=0, **kwargs):
         super(HexMapCell, self).__init__(**kwargs)
         self.coords = MapCoords(row, col)
 
+    def coordinate_text(self):
+        return '({}, {})'.format(self.coords.row, self.coords.col)
+
     def update_pos(self, instance, value):
-        #radius = math.sqrt(self.width**2 + self.height**2)
-        radius = 2*self.height
+        # Determine the location of the solid hexagon cell.  Needs to be offset from the centre of the hex.
+        radius = 2 * self.height
         solid_x = self.x - self.height*2
         solid_y = self.y - self.height*2
         solid_size = (4*self.height, 4*self.height)
+
+        # Resize the outline of the cell.
         self.ell.circle = (self.x, self.y, radius, 0, 360, 6)
-        self.solid.pos  = (solid_x, solid_y)
+
+        # Resize the actual cell.
+        self.solid.pos = (solid_x, solid_y)
         self.solid.size = solid_size
 
-class HexMapControlCell(button.Button):
-    def __init__(self, hex_bind=None, **kwargs):
-        super(HexMapControlCell, self).__init__(**kwargs)
-        self.hex_bind = hex_bind
-        self.background_color = random.random(), random.random(), random.random(), 1
-        self.bind(pos=self.reposition_control_cell, size=self.resize_control_cell)
-        self.text = '({}, {})'.format(self.hex_bind.coords.row, self.hex_bind.coords.col)
-
-    def reposition_control_cell(self, obj, value):
-        self.pos = self.hex_bind.pos
-
-    def resize_control_cell(self, obj, value):
-        self.height = self.hex_bind.height * 2
-        self.width = self.hex_bind.width * 2
+        self.coord_label.center_x = self.x
+        self.coord_label.center_y = self.y
 
 
 class StrategyGameApp(app.App):