add eufonctl script

all it does is call lua handlers. no pointer emulation.  co-ordinate
system is screwy too.

bin/eufonctl.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+SOCAT=socat
+display=$1
+test -n "$display" || display=$WAYLAND_DISPLAY
+test -n "$display" || display=wayland-0
+
+socket_name="${XDG_RUNTIME_DIR}/kiwmi-repl.${display}.socket"
+
+${SOCAT} - unix-connect:$socket_name

default.nix

@@ -10,6 +10,7 @@
 , gtk3
 , gtk-layer-shell
 , lua5_3
+, socat
 } :
 let
   lua = lua5_3;
@@ -63,5 +64,12 @@ stdenv.mkDerivation {
     webkitgtk
   ];
 
+  installPhase = ''
+    mkdir -p $out/bin
+    substitute bin/eufon.sh $out/bin/eufon \
+      --replace SOCAT=socat SOCAT=${socat}/bin/socat
+    chmod +x $out/bin/eufon
+  '';
+
   src = ./.;
 }

kiwmi/kiwmi/input/cursor.c

@@ -125,32 +125,51 @@ cursor_touch_down_notify(struct wl_listener *listener, void *data)
 {
     struct kiwmi_cursor *cursor =
         wl_container_of(listener, cursor, cursor_touch_down);
-    struct kiwmi_server *server            = cursor->server;
+    struct kiwmi_server *server = cursor->server;
+    struct kiwmi_desktop *desktop = &server->desktop;
     struct wlr_event_touch_down *event = data;
 
     struct kiwmi_input *input   = &server->input;
     struct wlr_seat *seat       = input->seat->seat;
+    struct wlr_surface *surface = NULL;
 
-    /* FIXME x,y are in the wrong co-ordinate system */
+    /* FIXME  figure out what scaling should be done here.
+     * Does the touch co-ordinate system map onto a single output
+     * (e.g. phone screen) or onto the entire layout (tablet,
+     * maybe?)
+     */
+    double lx = 720 * event->x;
+    double ly = 1440 * event->y;
+    double sx, sy;
+
+    struct kiwmi_view *view = view_at(
+				      desktop,
+				      lx, ly,
+				      &surface,
+				      &sx, &sy);
+
+    wlr_log(WLR_DEBUG, "view %x surface %x %f,%f  %f,%f\n",
+	    view, surface, lx, ly, sx, sy);
+
+    /* we send the event to lua with 0..1 co-ordinates, because
+     * it may not be over any surface
+     */
     struct kiwmi_cursor_touch_event new_event = {
 	.event = "down",
 	.id = event->touch_id,
-        .x = event->x,
+	.x = event->x,
         .y = event->y,
     };
-    struct wlr_surface *surface = NULL;
 
     wl_signal_emit(&cursor->events.touch, &new_event);
 
-    /*
-      FIXME when we figure out the co-ordinates then find view
-      at this xy and pass the event on if it wants it
-    */
-    if(false &&
-       !new_event.handled &&
+    if(!new_event.handled &&
+       surface &&
        wlr_surface_accepts_touch(seat, surface)) {
+	wlr_log(WLR_DEBUG, "surface %x %f %f\n",
+		surface, sx, sy);
 	wlr_seat_touch_notify_down(seat, surface, event->time_msec,
-				   event->touch_id, event->x, event->y);
+				   event->touch_id, sx, sy);
     }
 }
 
@@ -164,16 +183,13 @@ cursor_touch_up_notify(struct wl_listener *listener, void *data)
     struct kiwmi_input *input   = &server->input;
     struct wlr_seat *seat       = input->seat->seat;
 
-    /* FIXME x,y are in the wrong co-ordinate system */
     struct kiwmi_cursor_touch_event new_event = {
 	.event = "up",
 	.id = event->touch_id,
     };
-    struct wlr_surface *surface = NULL;
+
     wl_signal_emit(&cursor->events.touch, &new_event);
-    if(false &&
-       !new_event.handled &&
-       wlr_surface_accepts_touch(seat, surface)) {
+    if(!new_event.handled) {
 	wlr_seat_touch_notify_up(seat, event->time_msec, event->touch_id);
     }
 }
@@ -188,19 +204,20 @@ cursor_touch_motion_notify(struct wl_listener *listener, void *data)
     struct kiwmi_input *input   = &server->input;
     struct wlr_seat *seat       = input->seat->seat;
 
-    /* FIXME x,y are in the wrong co-ordinate system */
     struct kiwmi_cursor_touch_event new_event = {
 	.event = "motion",
 	.id = event->touch_id,
 	.x = event->x,
 	.y = event->y,
     };
-    struct wlr_surface *surface = NULL;
+
     wl_signal_emit(&cursor->events.touch, &new_event);
 
-    if(false &&
-       !new_event.handled &&
-       wlr_surface_accepts_touch(seat, surface)) {
+
+    if(!new_event.handled) {
+	/* UNSURE: should we still send this even if the touch_down
+	 * didn't get sent because the surface doesn't accept
+	 * touch? */
 	wlr_seat_touch_notify_motion(seat, event->time_msec,
 				     event->touch_id, event->x, event->y);
     }
@@ -216,21 +233,13 @@ cursor_touch_frame_notify(struct wl_listener *listener, void *data)
 
     struct wlr_seat *seat       = input->seat->seat;
 
-    /* FIXME x,y are in the wrong co-ordinate system */
     struct kiwmi_cursor_touch_event new_event = {
 	.event = "frame",
     };
-    struct wlr_surface *surface = NULL;
 
     wl_signal_emit(&cursor->events.touch, &new_event);
 
-    /*
-      FIXME when we figure out the co-ordinates then find view
-      at this xy and pass the event on if it wants it
-    */
-    if(false &&
-       !new_event.handled &&
-       wlr_surface_accepts_touch(seat, surface)) {
+    if(!new_event.handled) {
 	wlr_seat_touch_notify_frame(seat);
     }
 }

kiwmi/kiwmi/input/input.c

@@ -28,6 +28,12 @@ new_pointer(struct kiwmi_input *input, struct wlr_input_device *device)
     wlr_cursor_attach_input_device(input->cursor->cursor, device);
 }
 
+static void
+new_touch(struct kiwmi_input *input, struct wlr_input_device *device)
+{
+    wlr_cursor_attach_input_device(input->cursor->cursor, device);
+}
+
 static void
 new_keyboard(struct kiwmi_input *input, struct wlr_input_device *device)
 {
@@ -53,6 +59,9 @@ new_input_notify(struct wl_listener *listener, void *data)
     case WLR_INPUT_DEVICE_POINTER:
         new_pointer(input, device);
         break;
+    case WLR_INPUT_DEVICE_TOUCH:
+        new_touch(input, device);
+        break;
     case WLR_INPUT_DEVICE_KEYBOARD:
         new_keyboard(input, device);
         break;