Changeset 179:d73d8cecc812

Timestamp:

12/26/10 15:47:19 (5 years ago)

Author:

Alex Martynov

Branch:

default

Message:

engine.field_geometry_calc() added

Files:

• engine.py (modified) (2 diffs)
• main.py (modified) (1 diff)

engine.py

@@ -225 +225 @@
         """Clear the field Widget and redraw cells images on it"""
         self.canvas.delete("all")
+        offset, c = self.field_geometry_calc()[1:]
+        for cell_coord in self.field:
+            self.field[cell_coord].redraw(offset, c)
+        return
+
+    def field_geometry_calc (self):
+        """Calculate grafical parameters of the field.
+        Return:
+        field_geometry - (width, hight) of the field
+        offset - (x, y) of the left top corner of the field
+        c - cell size"""
         w = self.canvas.winfo_width()
         h = self.canvas.winfo_height()
@@ -232 +243 @@
         field_geometry = (self.field.w*c,self.field.h*c)
         offset = ((w - field_geometry[0])/2.0, (h - field_geometry[1])/2.0)
-        for cell_coord in self.field:
-            self.field[cell_coord].redraw(offset, c)
-        return
+        return field_geometry, offset, c
     
     def legal_moves(self, snake):

main.py

@@ -162 +162 @@
         self.run_cancel()
         self.step_id = self.game_length + 666
-        w = self.canvas.winfo_width()
-        h = self.canvas.winfo_height()
-        cw = w/float(self.engine.field.w)
-        ch = h/float(self.engine.field.h)
-        c = min(cw, ch)
-        field_geometry = (self.engine.field.w*c,self.engine.field.h*c)
-        offset = ((w - field_geometry[0])/2.0, (h - field_geometry[1])/2.0)
+        field_geometry, offset = self.engine.field_geometry_calc()[0:2]
         self.canvas.create_text(offset[0]+ field_geometry[0]/2.0, offset[1]+field_geometry[1]/2.0, text="End of the round", fill="white", font="bold")
         pass