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tablet: add tablet tool scroll

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This commit is contained in:
Louis Goyard 2024-03-12 00:09:43 +09:00
parent 50eae512d9
commit 5225a4ccce
9 changed files with 133 additions and 0 deletions
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50
backend/libinput/tablet_tool.c
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@ -275,3 +275,53 @@ void handle_tablet_tool_button(struct libinput_event *event,
}
wl_signal_emit_mutable(&wlr_tablet->events.button, &wlr_event);
}
void handle_tablet_tool_scroll_continuous(struct libinput_event *event,
struct wlr_tablet *wlr_tablet) {
struct libinput_event_tablet_tool *tevent =
libinput_event_get_tablet_tool_event(event);
struct wlr_libinput_input_device *dev = device_from_tablet(wlr_tablet);
struct tablet_tool *tool =
get_tablet_tool(dev, libinput_event_tablet_tool_get_tool(tevent));
struct wlr_tablet_tool_axis_scroll_event wlr_event = {
.tablet = wlr_tablet,
.tool = &tool->wlr_tool,
.time_msec = usec_to_msec(libinput_event_tablet_tool_get_time_usec(tevent)),
};
switch (libinput_event_tablet_tool_get_axis_source(tevent)) {
case LIBINPUT_TABLET_TOOL_AXIS_SOURCE_CONTINUOUS:
wlr_event.source = WL_POINTER_AXIS_SOURCE_CONTINUOUS;
break;
default:
// FIXME
return;
}
const enum libinput_pointer_axis axes[] = {
LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL,
LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL,
};
for (size_t i = 0; i < sizeof(axes) / sizeof(axes[0]); ++i) {
if (!libinput_event_tablet_tool_has_axis(tevent, axes[i])) {
continue;
}
switch (axes[i]) {
case LIBINPUT_POINTER_AXIS_SCROLL_VERTICAL:
wlr_event.orientation = WL_POINTER_AXIS_VERTICAL_SCROLL;
break;
case LIBINPUT_POINTER_AXIS_SCROLL_HORIZONTAL:
wlr_event.orientation = WL_POINTER_AXIS_HORIZONTAL_SCROLL;
break;
}
wlr_event.delta =
libinput_event_tablet_tool_get_scroll_value(tevent, axes[i]);
wlr_event.relative_direction = WL_POINTER_AXIS_RELATIVE_DIRECTION_IDENTICAL;
if (libinput_device_config_scroll_get_natural_scroll_enabled(libinput_event_get_device(event))) {
wlr_event.relative_direction = WL_POINTER_AXIS_RELATIVE_DIRECTION_INVERTED;
}
wl_signal_emit_mutable(&wlr_tablet->events.axis_scroll, &wlr_event);
}
}