X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Flibgame%2Fsystem.h;h=6fa176b434bcdbbe1f4b76ab5102d555fbc7639d;hp=6a50cea025ebab4399e7c1b9b4f583d3195fa6f3;hb=1786288765edb99711ec0eb06520969879d62cc2;hpb=d6d1c9d93fa318a7e49304f008dd6a965a5dc48c

diff --git a/src/libgame/system.h b/src/libgame/system.h
index 6a50cea0..6fa176b4 100644
--- a/src/libgame/system.h
+++ b/src/libgame/system.h
@@ -194,10 +194,21 @@
 /* values for special (non game element) animation modes */
 #define ANIM_HORIZONTAL		(1 << 10)
 #define ANIM_VERTICAL		(1 << 11)
-#define ANIM_STATIC_PANEL	(1 << 12)
+#define ANIM_CENTERED		(1 << 12)
+#define ANIM_STATIC_PANEL	(1 << 13)
 
 #define ANIM_DEFAULT		ANIM_LOOP
 
+/* values for text alignment */
+#define ALIGN_LEFT		(1 << 0)
+#define ALIGN_RIGHT		(1 << 1)
+#define ALIGN_CENTER		(1 << 2)
+
+#define ALIGN_DEFAULT		ALIGN_LEFT
+
+#define ALIGNED_XPOS(x,w,a)	((a) == ALIGN_CENTER ? (x) - (w) / 2 :	\
+				 (a) == ALIGN_RIGHT  ? (x) - (w) : (x))
+
 /* values for redraw_mask */
 #define REDRAW_NONE		(0)
 #define REDRAW_ALL		(1 << 0)