sprite sheet

good_sprite.py

@@ -10,6 +10,34 @@ import inkyphat
 
 FAKE = True
 
+text = Image.open("numbers.png")
+text_mask = inkyphat.create_mask(text, [inkyphat.WHITE])
+
+def print_digit(position, digit):
+    """Print a single digit using the sprite sheet.
+    Each number is grabbed from the masked sprite sheet,
+    and then used as a mask to paste the desired color
+    onto Inky pHATs image buffer.
+    """
+    o_x, o_y = position
+    
+    num_margin = 2
+    num_width = 6
+    num_height = 7
+
+    s_x = num_margin + (digit * (num_width + num_margin))
+
+    sprite = text_mask.crop((s_x, 0, s_x + num_width, num_height))
+
+    inkyphat.paste(inkyphat.WHITE, (o_x, o_y), sprite)
+
+def print_number(position, number):
+    """Prints a number using the sprite sheet."""
+
+    for digit in str(number):
+        print_digit(position, int(digit))
+        position = (position[0] + 8, position[1])
+
 def main():
     pages = {'2014': 7375, '2015': 23508, '2016': 17696, '2017': 19706, '2018': 9388}
     books = {"2018":33,"2017":64,"2016":47,"2015":75,"2014":19}
@@ -89,8 +117,7 @@ def draw_row(row, stats, size):
     for year in stats:
         count = year[row][0]
         x,y = year[row][1]
-        w, h = font.getsize(count)
-        inkyphat.text((x, y), count, inkyphat.WHITE, font)
+        print_number((x,y), count)
 
 if __name__ == "__main__":
     main()