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#define _POSIX_C_SOURCE 200809L
#include <wlr/types/wlr_cursor.h>
#include "sway/input/cursor.h"
#include "sway/input/seat.h"
#include "sway/tree/view.h"
#include "log.h"
struct seatop_down_event {
struct sway_container *con;
double ref_lx, ref_ly; // cursor's x/y at start of op
double ref_con_lx, ref_con_ly; // container's x/y at start of op
};
static void handle_button(struct sway_seat *seat, uint32_t time_msec,
struct wlr_input_device *device, uint32_t button,
enum wlr_button_state state) {
seat_pointer_notify_button(seat, time_msec, button, state);
if (seat->cursor->pressed_button_count == 0) {
seatop_begin_default(seat);
}
}
static void handle_motion(struct sway_seat *seat, uint32_t time_msec,
double dx, double dy) {
struct seatop_down_event *e = seat->seatop_data;
struct sway_container *con = e->con;
if (seat_is_input_allowed(seat, con->view->surface)) {
double moved_x = seat->cursor->cursor->x - e->ref_lx;
double moved_y = seat->cursor->cursor->y - e->ref_ly;
double sx = e->ref_con_lx + moved_x;
double sy = e->ref_con_ly + moved_y;
wlr_seat_pointer_notify_motion(seat->wlr_seat, time_msec, sx, sy);
}
}
static void handle_unref(struct sway_seat *seat, struct sway_container *con) {
struct seatop_down_event *e = seat->seatop_data;
if (e->con == con) {
seatop_begin_default(seat);
}
}
static const struct sway_seatop_impl seatop_impl = {
.button = handle_button,
.motion = handle_motion,
.unref = handle_unref,
.allow_set_cursor = true,
};
void seatop_begin_down(struct sway_seat *seat, struct sway_container *con,
uint32_t time_msec, int sx, int sy) {
seatop_end(seat);
struct seatop_down_event *e =
calloc(1, sizeof(struct seatop_down_event));
if (!e) {
return;
}
e->con = con;
e->ref_lx = seat->cursor->cursor->x;
e->ref_ly = seat->cursor->cursor->y;
e->ref_con_lx = sx;
e->ref_con_ly = sy;
seat->seatop_impl = &seatop_impl;
seat->seatop_data = e;
container_raise_floating(con);
}
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