1 files changed, 118 insertions, 0 deletions
diff --git a/dogs.c b/dogs.c
index b401c39..a2d3baf 100644
--- a/dogs.c
+++ b/dogs.c
@@ -212,3 +212,121 @@ void draw_bitmap(int x, int y, const unsigned char *buffer)
     }
 }
 
+static const unsigned char draw_number_bitmaps[10][10] = {
+    { 8, 8, // '0'
+        0b00011000,
+        0b00100100,
+        0b01000010,
+        0b01000010,
+        0b01000010,
+        0b01000010,
+        0b00100100,
+        0b00011000,
+    },
+    { 8, 8, // '1'
+        0b00011000,
+        0b00101000,
+        0b00001000,
+        0b00001000,
+        0b00001000,
+        0b00001000,
+        0b00001000,
+        0b00111110,
+    },
+    { 8, 8, // '2'
+        0b00011000,
+        0b00100100,
+        0b01000010,
+        0b00000010,
+        0b00000100,
+        0b00001000,
+        0b00010000,
+        0b01111110,
+    },
+    { 8, 8, // '3'
+        0b00111000,
+        0b01000100,
+        0b00000010,
+        0b00111100,
+        0b00000100,
+        0b00000010,
+        0b01000100,
+        0b00111000,
+    },
+    { 8, 8, // '4'
+        0b00000100,
+        0b00001100,
+        0b00010100,
+        0b00100100,
+        0b01111100,
+        0b00000100,
+        0b00000100,
+        0b00000100,
+    },
+    { 8, 8, // '5'
+        0b01111110,
+        0b01000000,
+        0b01111000,
+        0b00000100,
+        0b00000010,
+        0b00000010,
+        0b01000100,
+        0b00111000,
+    },
+    { 8, 8, // '6'
+        0b00011100,
+        0b00100000,
+        0b01000000,
+        0b01011100,
+        0b01100010,
+        0b01000010,
+        0b00100100,
+        0b00011000,
+    },
+    { 8, 8, // '7'
+        0b01111110,
+        0b00000010,
+        0b00000100,
+        0b00001000,
+        0b00010000,
+        0b00010000,
+        0b00010000,
+        0b00010000,
+    },
+    { 8, 8, // '8'
+        0b00011000,
+        0b00100100,
+        0b01000010,
+        0b00111100,
+        0b00100100,
+        0b01000010,
+        0b00100100,
+        0b00011000,
+    },
+    { 8, 8, // '9'
+        0b00011000,
+        0b00100100,
+        0b01000010,
+        0b00100010,
+        0b00011110,
+        0b00000010,
+        0b01000100,
+        0b00111000,
+    },
+};
+
+void draw_number(int x, int y, int number)
+{
+    if (number < 0)
+        number = -number;
+    int tmp = number;
+    int count;
+    for (count = 0; tmp; count++)
+        tmp /= 10;
+    x += count * 8;
+    do {
+        x -= 8;
+        draw_bitmap(x, y, draw_number_bitmaps[number % 10]);
+    } while (number /= 10);
+}
+