wlr-seat: basic touch

4 files changed, 38 insertions, 8 deletions

diff --git a/include/rootston/cursor.h b/include/rootston/cursor.h
index f49b6439..b5af7de3 100644
--- a/include/rootston/cursor.h
+++ b/include/rootston/cursor.h
@@ -39,7 +39,6 @@ struct roots_cursor {
 	uint32_t resize_edges;
 	// Ring buffer of input events that could trigger move/resize/rotate
 	int input_events_idx;
-	struct wl_list touch_points;
 	struct roots_input_event input_events[16];
 
 	struct wl_listener motion;
diff --git a/include/rootston/seat.h b/include/rootston/seat.h
index bef515a4..5fb2f196 100644
--- a/include/rootston/seat.h
+++ b/include/rootston/seat.h
@@ -43,13 +43,6 @@ struct roots_touch {
 	struct wl_list link;
 };
 
-struct roots_touch_point {
-	struct roots_touch *device;
-	int32_t slot;
-	double x, y;
-	struct wl_list link;
-};
-
 struct roots_tablet_tool {
 	struct roots_seat *seat;
 	struct wlr_input_device *device;
diff --git a/include/wlr/types/wlr_cursor.h b/include/wlr/types/wlr_cursor.h
index 0db32eb2..c73a4c8d 100644
--- a/include/wlr/types/wlr_cursor.h
+++ b/include/wlr/types/wlr_cursor.h
@@ -126,4 +126,11 @@ void wlr_cursor_map_to_region(struct wlr_cursor *cur, struct wlr_box *box);
 void wlr_cursor_map_input_to_region(struct wlr_cursor *cur,
 	struct wlr_input_device *dev, struct wlr_box *box);
 
+/**
+ * Convert absolute coordinates to layout coordinates for the device.
+ */
+bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur,
+		struct wlr_input_device *device, double x_mm, double y_mm,
+		double width_mm, double height_mm, double *lx, double *ly);
+
 #endif
diff --git a/include/wlr/types/wlr_seat.h b/include/wlr/types/wlr_seat.h
index a5f00402..e8477b18 100644
--- a/include/wlr/types/wlr_seat.h
+++ b/include/wlr/types/wlr_seat.h
@@ -103,6 +103,23 @@ struct wlr_seat_keyboard_state {
 	struct wlr_seat_keyboard_grab *default_grab;
 };
 
+struct wlr_touch_point {
+	int32_t touch_id;
+	struct wlr_surface *surface;
+	struct wlr_seat_client *client;
+	double sx, sy;
+
+	struct wl_listener surface_destroy;
+	struct wl_listener resource_destroy;
+
+	struct wl_list link;
+};
+
+struct wlr_seat_touch_state {
+	struct wlr_seat *seat;
+	struct wl_list touch_points; // wlr_touch_point::link
+};
+
 struct wlr_seat {
 	struct wl_global *wl_global;
 	struct wl_display *display;
@@ -117,6 +134,7 @@ struct wlr_seat {
 
 	struct wlr_seat_pointer_state pointer_state;
 	struct wlr_seat_keyboard_state keyboard_state;
+	struct wlr_seat_touch_state touch_state;
 
 	struct wl_listener selection_data_source_destroy;
 
@@ -328,4 +346,17 @@ void wlr_seat_keyboard_clear_focus(struct wlr_seat *wlr_seat);
 
 // TODO: May be useful to be able to simulate keyboard input events
 
+struct wlr_touch_point *wlr_seat_touch_get_point(struct wlr_seat *seat,
+		int32_t touch_id);
+
+void wlr_seat_touch_notify_down(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
+		double sy);
+
+void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
+		int32_t touch_id);
+
+void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
+		int32_t touch_id, double sx, double sy);
+
 #endif