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touchpad: make the edge-scroll edge 7mm wide

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Rather than magic percentages of the touchpad axis ranges, make it a fixed
size of 7mm.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Peter Hutterer 2015-07-13 12:56:39 +10:00
parent 3948cb9048
commit 206a4bf441
1 changed files with 3 additions and 22 deletions
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25
src/evdev-mt-touchpad-edge-scroll.c
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@ -285,30 +285,11 @@ int
tp_edge_scroll_init(struct tp_dispatch *tp, struct evdev_device *device)
{
struct tp_touch *t;
int width, height;
int edge_width, edge_height;
width = device->abs.dimensions.x;
height = device->abs.dimensions.y;
switch (tp->model) {
case MODEL_ALPS:
edge_width = width * .15;
edge_height = height * .15;
break;
case MODEL_APPLETOUCH: /* unibody are all clickpads, so N/A */
edge_width = width * .085;
edge_height = height * .085;
break;
default:
/* For elantech and synaptics, note for lenovo #40 series,
* e.g. the T440s min/max are the absolute edges, not the
* recommended ones as usual with synaptics.
*/
edge_width = width * .04;
edge_height = height * .054;
break;
}
/* 7mm edge size */
edge_width = device->abs.absinfo_x->resolution * 7;
edge_height = device->abs.absinfo_y->resolution * 7;
tp->scroll.right_edge = device->abs.absinfo_x->maximum - edge_width;
tp->scroll.bottom_edge = device->abs.absinfo_y->maximum - edge_height;