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Flesh out touch events and add demo

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This commit is contained in:
Drew DeVault 2017-06-14 14:50:09 -04:00
parent d6905f86cb
commit 3f24f8a1be
9 changed files with 356 additions and 8 deletions
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86
example/shared.c
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@ -114,6 +114,59 @@ static void pointer_add(struct wlr_input_device *device, struct compositor_state
wl_list_insert(&state->pointers, &pstate->link);
}
static void touch_down_notify(struct wl_listener *listener, void *data) {
struct wlr_touch_down *event = data;
struct touch_state *tstate = wl_container_of(listener, tstate, down);
if (tstate->compositor->touch_down_cb) {
tstate->compositor->touch_down_cb(tstate, event->slot,
event->x_mm, event->y_mm, event->width_mm, event->height_mm);
}
}
static void touch_motion_notify(struct wl_listener *listener, void *data) {
struct wlr_touch_motion *event = data;
struct touch_state *tstate = wl_container_of(listener, tstate, motion);
if (tstate->compositor->touch_motion_cb) {
tstate->compositor->touch_motion_cb(tstate, event->slot,
event->x_mm, event->y_mm, event->width_mm, event->height_mm);
}
}
static void touch_up_notify(struct wl_listener *listener, void *data) {
struct wlr_touch_up *event = data;
struct touch_state *tstate = wl_container_of(listener, tstate, up);
if (tstate->compositor->touch_up_cb) {
tstate->compositor->touch_up_cb(tstate, event->slot);
}
}
static void touch_cancel_notify(struct wl_listener *listener, void *data) {
struct wlr_touch_cancel *event = data;
struct touch_state *tstate = wl_container_of(listener, tstate, cancel);
if (tstate->compositor->touch_cancel_cb) {
tstate->compositor->touch_cancel_cb(tstate, event->slot);
}
}
static void touch_add(struct wlr_input_device *device, struct compositor_state *state) {
struct touch_state *tstate = calloc(sizeof(struct touch_state), 1);
tstate->device = device;
tstate->compositor = state;
wl_list_init(&tstate->down.link);
wl_list_init(&tstate->motion.link);
wl_list_init(&tstate->up.link);
wl_list_init(&tstate->cancel.link);
tstate->down.notify = touch_down_notify;
tstate->motion.notify = touch_motion_notify;
tstate->up.notify = touch_up_notify;
tstate->cancel.notify = touch_cancel_notify;
wl_signal_add(&device->touch->events.down, &tstate->down);
wl_signal_add(&device->touch->events.motion, &tstate->motion);
wl_signal_add(&device->touch->events.up, &tstate->up);
wl_signal_add(&device->touch->events.cancel, &tstate->cancel);
wl_list_insert(&state->touch, &tstate->link);
}
static void input_add_notify(struct wl_listener *listener, void *data) {
struct wlr_input_device *device = data;
struct compositor_state *state = wl_container_of(listener, state, input_add);
@ -124,6 +177,9 @@ static void input_add_notify(struct wl_listener *listener, void *data) {
case WLR_INPUT_DEVICE_POINTER:
pointer_add(device, state);
break;
case WLR_INPUT_DEVICE_TOUCH:
touch_add(device, state);
break;
default:
break;
}
@ -156,10 +212,28 @@ static void pointer_remove(struct wlr_input_device *device, struct compositor_st
return;
}
wl_list_remove(&pstate->link);
//wl_list_remove(&pstate->motion.link);
wl_list_remove(&pstate->motion_absolute.link);
//wl_list_remove(&pstate->button.link);
//wl_list_remove(&pstate->axis.link);
wl_list_remove(&pstate->motion.link);
//wl_list_remove(&pstate->motion_absolute.link);
wl_list_remove(&pstate->button.link);
wl_list_remove(&pstate->axis.link);
}
static void touch_remove(struct wlr_input_device *device, struct compositor_state *state) {
struct touch_state *tstate = NULL, *_tstate;
wl_list_for_each(_tstate, &state->touch, link) {
if (_tstate->device == device) {
tstate = _tstate;
break;
}
}
if (!tstate) {
return;
}
wl_list_remove(&tstate->link);
wl_list_remove(&tstate->down.link);
wl_list_remove(&tstate->motion.link);
wl_list_remove(&tstate->up.link);
wl_list_remove(&tstate->cancel.link);
}
static void input_remove_notify(struct wl_listener *listener, void *data) {
@ -172,6 +246,9 @@ static void input_remove_notify(struct wl_listener *listener, void *data) {
case WLR_INPUT_DEVICE_POINTER:
pointer_remove(device, state);
break;
case WLR_INPUT_DEVICE_TOUCH:
touch_remove(device, state);
break;
default:
break;
}
@ -245,6 +322,7 @@ void compositor_init(struct compositor_state *state) {
wl_list_init(&state->keyboards);
wl_list_init(&state->pointers);
wl_list_init(&state->touch);
wl_list_init(&state->input_add.link);
state->input_add.notify = input_add_notify;
wl_list_init(&state->input_remove.link);