altos/telelco-v3.0: Add some real drawing stuff

[fw/altos] / src / draw / ao_draw.h

diff --git a/src/draw/ao_draw.h b/src/draw/ao_draw.h
index 29afef9cb043fa3189c6c410ef4bac4e1ed6c325..b5cc19c45a99ab402e6286ae242435149072dc77 100644 (file)
--- a/src/draw/ao_draw.h
+++ b/src/draw/ao_draw.h
@@ -28,6 +28,8 @@ struct ao_bitmap {
        struct ao_box   damage;
 };
 
+#define AO_BITMAP_STRIDE(width)        (((width) + 31) >> 5)
+
 struct ao_coord {
        float   x, y;
 };
@@ -163,7 +165,7 @@ ao_text(struct ao_bitmap    *dst,
        const struct ao_font    *font,
        int16_t                 x,
        int16_t                 y,
-       char                    *string,
+       const char              *string,
        uint32_t                fill,
        uint8_t                 rop);
 
@@ -209,4 +211,7 @@ extern const struct ao_transform ao_identity;
 #define AO_NAND          0xe   /* NOT src OR NOT dst */
 #define AO_SET           0xf   /* 1 */
 
+#define AO_WHITE       0xffffffff
+#define AO_BLACK       0x00000000
+
 #endif /* _AO_DRAW_H_ */