make event units public in the api

Add grail_get_units() to the api, so so that applications can
extract the min/max coordinates used in the gesture events.

Signed-off-by: Henrik Rydberg <rydberg@bitmath.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/grail-recognizer.c b/src/grail-recognizer.c
index bed704e..587a12a 100644
--- a/src/grail-recognizer.c
+++ b/src/grail-recognizer.c
@@ -27,14 +27,14 @@
 #include <malloc.h>
 #include <errno.h>
 
-int gru_init(struct grail *ge, const struct touch_dev_caps *caps)
+int gru_init(struct grail *ge)
 {
         struct gesture_recognizer *gru;
         gru = calloc(1, sizeof(struct gesture_recognizer));
         if (!gru)
                 return -ENOMEM;
         ge->gru = gru;
-        gru_init_motion(ge, caps);
+        gru_init_motion(ge);
         return 0;
 }