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wayland: fix the direction of scrolling

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Fix the direction of scrolling and convert the delta values into the
expected range.

https://bugzilla.gnome.org/show_bug.cgi?id=693251
This commit is contained in:
Thomas Wood 2013-02-05 17:00:10 +00:00
parent 1568204159
commit 69ac91b4b3
1 changed files with 3 additions and 2 deletions
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5
gdk/wayland/gdkdevice-wayland.c
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@ -718,13 +718,14 @@ pointer_handle_axis (void *data,
GdkEvent *event;
gdouble delta_x, delta_y;
/* get the delta and convert it into the expected range */
switch (axis) {
case WL_POINTER_AXIS_VERTICAL_SCROLL:
delta_x = 0;
delta_y = -wl_fixed_to_double (value);
delta_y = wl_fixed_to_double (value) / 10.0;
break;
case WL_POINTER_AXIS_HORIZONTAL_SCROLL:
delta_x = -wl_fixed_to_double (value);
delta_x = wl_fixed_to_double (value) / 10.0;
delta_y = 0;
default:
g_return_if_reached ();