     @sym = sym
     @hexes = @get_hexes()
     @hex_box.set_hex_box(sym)
+    wd_ht = @hex_box.get_box_size()
+    @redraw.reset_size(wd_ht[0],wd_ht[1])
+
     @piece_mask.draw_piece_pattern()
     @draw_piece(0,100)
     @cut_piece_from_photo()



  draw_piece_ab: (a,b) ->
    xy = @puzzle.hex_box.get_box_xy_ab(a,b)
    @draw_piece(xy[0],xy[1])



    console.log("mouse click: "+x+","+y)
    hex = @grid_model.get_hex(x,y)
    console.log("A*,B* ~= "+hex[0]+","+hex[1])
    @puzzle.piece.draw_piece_ab(hex[0],hex[1]) if hex[0] != 0



