elput: add event for relative motion

@feature

3 files changed, 36 insertions, 0 deletions

diff --git a/src/lib/elput/Elput.h b/src/lib/elput/Elput.h
index b48caa12a3..378912eb90 100644
--- a/src/lib/elput/Elput.h
+++ b/src/lib/elput/Elput.h
@@ -98,6 +98,17 @@ typedef struct _Elput_Event_Session_Active
    Eina_Bool active : 1;
 } Elput_Event_Session_Active;
 
+/** @since 1.19 */
+typedef struct Elput_Event_Pointer_Motion
+{
+   uint64_t time_usec;
+   double dx;
+   double dy;
+   double dx_unaccel;
+   double dy_unaccel;
+} Elput_Event_Pointer_Motion;
+
+
 EAPI extern int ELPUT_EVENT_SEAT_CAPS;
 EAPI extern int ELPUT_EVENT_SEAT_FRAME;
 EAPI extern int ELPUT_EVENT_KEYMAP_SEND;
@@ -105,6 +116,9 @@ EAPI extern int ELPUT_EVENT_MODIFIERS_SEND;
 EAPI extern int ELPUT_EVENT_DEVICE_CHANGE;
 EAPI extern int ELPUT_EVENT_SESSION_ACTIVE;
 
+/** @since 1.19 */
+EAPI extern int ELPUT_EVENT_POINTER_MOTION;
+
 /**
  * @file
  * @brief Ecore functions for dealing with libinput
diff --git a/src/lib/elput/elput.c b/src/lib/elput/elput.c
index 95d7a1e6c4..561c98addd 100644
--- a/src/lib/elput/elput.c
+++ b/src/lib/elput/elput.c
@@ -12,6 +12,7 @@ EAPI int ELPUT_EVENT_KEYMAP_SEND = -1;
 EAPI int ELPUT_EVENT_MODIFIERS_SEND = -1;
 EAPI int ELPUT_EVENT_DEVICE_CHANGE = -1;
 EAPI int ELPUT_EVENT_SESSION_ACTIVE = -1;
+EAPI int ELPUT_EVENT_POINTER_MOTION = -1;
 
 EAPI int
 elput_init(void)
@@ -36,6 +37,7 @@ elput_init(void)
    ELPUT_EVENT_MODIFIERS_SEND = ecore_event_type_new();
    ELPUT_EVENT_DEVICE_CHANGE = ecore_event_type_new();
    ELPUT_EVENT_SESSION_ACTIVE = ecore_event_type_new();
+   ELPUT_EVENT_POINTER_MOTION = ecore_event_type_new();
 
    return _elput_init_count;
 
@@ -63,6 +65,7 @@ elput_shutdown(void)
    ELPUT_EVENT_MODIFIERS_SEND = -1;
    ELPUT_EVENT_DEVICE_CHANGE = -1;
    ELPUT_EVENT_SESSION_ACTIVE = -1;
+   ELPUT_EVENT_POINTER_MOTION = -1;
 
    eina_log_domain_unregister(_elput_log_dom);
    _elput_log_dom = -1;
diff --git a/src/lib/elput/elput_evdev.c b/src/lib/elput/elput_evdev.c
index c7698538c3..9580f49909 100644
--- a/src/lib/elput/elput_evdev.c
+++ b/src/lib/elput/elput_evdev.c
@@ -685,6 +685,23 @@ _pointer_motion_send(Elput_Device *edev)
    ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, NULL, NULL);
 }
 
+static void
+_pointer_motion_relative(struct libinput_event_pointer *event)
+{
+   Elput_Event_Pointer_Motion *ev;
+
+   ev = calloc(1, sizeof(Elput_Event_Pointer_Motion));
+   EINA_SAFETY_ON_NULL_RETURN(ev);
+
+   ev->time_usec = libinput_event_pointer_get_time_usec(event);
+   ev->dx = libinput_event_pointer_get_dx(event);
+   ev->dy = libinput_event_pointer_get_dy(event);
+   ev->dx_unaccel = libinput_event_pointer_get_dx_unaccelerated(event);
+   ev->dy_unaccel = libinput_event_pointer_get_dy_unaccelerated(event);
+
+   ecore_event_add(ELPUT_EVENT_POINTER_MOTION, ev, NULL, NULL);
+}
+
 static Eina_Bool
 _pointer_motion(struct libinput_device *idev, struct libinput_event_pointer *event)
 {
@@ -702,6 +719,7 @@ _pointer_motion(struct libinput_device *idev, struct libinput_event_pointer *eve
    ptr->timestamp = libinput_event_pointer_get_time(event);
 
    _pointer_motion_send(edev);
+   _pointer_motion_relative(event);
 
    return EINA_TRUE;
 }
@@ -725,6 +743,7 @@ _pointer_motion_abs(struct libinput_device *idev, struct libinput_event_pointer
    /* TODO: these needs to run a matrix transform based on output */
 
    _pointer_motion_send(edev);
+   _pointer_motion_relative(event);
 
    return EINA_TRUE;
 }