Introduce activation hold time

Do not activate a drag, pinch or rotate immediately, even
if the activation threshold is met. This allows for a smoother
transition between fingers.

Signed-off-by: Henrik Rydberg <rydberg@euromail.se>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/grail-gestures.h b/src/grail-gestures.h
index c4c46c2..d92a24b 100644
--- a/src/grail-gestures.h
+++ b/src/grail-gestures.h
@@ -49,6 +49,7 @@ struct filter_model {
         float bar;
         grail_time_t original_ms;
         grail_time_t sample_ms;
+        grail_time_t hold_ms;
         grail_time_t bar_ms;
 };