rootston: fix input events for rotated views

1 files changed, 2 insertions, 16 deletions

diff --git a/rootston/desktop.c b/rootston/desktop.c
index 147cc084..9a14395d 100644
--- a/rootston/desktop.c
+++ b/rootston/desktop.c
@@ -51,22 +51,8 @@ static bool view_at(struct roots_view *view, double lx, double ly,
 
 	double view_sx = lx - view->box.x;
 	double view_sy = ly - view->box.y;
-
-	struct wlr_surface_state *state = &view->wlr_surface->current;
-	struct wlr_box box = {
-		.x = 0, .y = 0,
-		.width = state->width, .height = state->height,
-	};
-	if (view->rotation != 0.0) {
-		// Coordinates relative to the center of the view
-		double ox = view_sx - (double)box.width/2,
-			oy = view_sy - (double)box.height/2;
-		// Rotated coordinates
-		double rx = cos(view->rotation)*ox + sin(view->rotation)*oy,
-			ry = cos(view->rotation)*oy - sin(view->rotation)*ox;
-		view_sx = rx + (double)box.width/2;
-		view_sy = ry + (double)box.height/2;
-	}
+	rotate_child_position(&view_sx, &view_sy, 0, 0,
+		view->box.width, view->box.height, -view->rotation);
 
 	double _sx, _sy;
 	struct wlr_surface *_surface = NULL;