scene_graph: Port seatop_move_tiling indicators

1 files changed, 41 insertions, 30 deletions

diff --git a/sway/input/seatop_move_tiling.c b/sway/input/seatop_move_tiling.c
index 26704d0d..7de39ff6 100644
--- a/sway/input/seatop_move_tiling.c
+++ b/sway/input/seatop_move_tiling.c
@@ -2,7 +2,6 @@
 #include <limits.h>
 #include <wlr/types/wlr_cursor.h>
 #include <wlr/util/edges.h>
-#include "sway/desktop.h"
 #include "sway/desktop/transaction.h"
 #include "sway/input/cursor.h"
 #include "sway/input/seat.h"
@@ -24,28 +23,17 @@ struct seatop_move_tiling_event {
         struct sway_container *con;
         struct sway_node *target_node;
         enum wlr_edges target_edge;
-        struct wlr_box drop_box;
         double ref_lx, ref_ly; // cursor's x/y at start of op
         bool threshold_reached;
         bool split_target;
         bool insert_after_target;
+        struct wlr_scene_rect *indicator_rect;
 };
 
-static void handle_render(struct sway_seat *seat, struct render_context *ctx) {
+static void handle_end(struct sway_seat *seat) {
         struct seatop_move_tiling_event *e = seat->seatop_data;
-        if (!e->threshold_reached) {
-                return;
-        }
-        if (e->target_node && node_get_output(e->target_node) == ctx->output) {
-                float color[4];
-                memcpy(&color, config->border_colors.focused.indicator,
-                                sizeof(float) * 4);
-                premultiply_alpha(color, 0.5);
-                struct wlr_box box;
-                memcpy(&box, &e->drop_box, sizeof(struct wlr_box));
-                scale_box(&box, ctx->output->wlr_output->scale);
-                render_rect(ctx, &box, color);
-        }
+        wlr_scene_node_destroy(&e->indicator_rect->node);
+        e->indicator_rect = NULL;
 }
 
 static void handle_motion_prethreshold(struct sway_seat *seat) {
@@ -66,6 +54,7 @@ static void handle_motion_prethreshold(struct sway_seat *seat) {
 
         // If the threshold has been exceeded, start the actual drag
         if ((cx - sx) * (cx - sx) + (cy - sy) * (cy - sy) > threshold) {
+                wlr_scene_node_set_enabled(&e->indicator_rect->node, true);
                 e->threshold_reached = true;
                 cursor_set_image(seat->cursor, "grab", NULL);
         }
@@ -164,6 +153,11 @@ static bool split_titlebar(struct sway_node *node, struct sway_container *avoid,
         return false;
 }
 
+static void update_indicator(struct seatop_move_tiling_event *e, struct wlr_box *box) {
+        wlr_scene_node_set_position(&e->indicator_rect->node, box->x, box->y);
+        wlr_scene_rect_set_size(e->indicator_rect, box->width, box->height);
+}
+
 static void handle_motion_postthreshold(struct sway_seat *seat) {
         struct seatop_move_tiling_event *e = seat->seatop_data;
         e->split_target = false;
@@ -172,8 +166,6 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
         struct sway_cursor *cursor = seat->cursor;
         struct sway_node *node = node_at_coords(seat,
                         cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy);
-        // Damage the old location
-        desktop_damage_box(&e->drop_box);
 
         if (!node) {
                 // Eg. hovered over a layer surface such as swaybar
@@ -186,8 +178,10 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
                 // Empty workspace
                 e->target_node = node;
                 e->target_edge = WLR_EDGE_NONE;
-                workspace_get_box(node->sway_workspace, &e->drop_box);
-                desktop_damage_box(&e->drop_box);
+
+                struct wlr_box drop_box;
+                workspace_get_box(node->sway_workspace, &drop_box);
+                update_indicator(e, &drop_box);
                 return;
         }
 
@@ -200,11 +194,18 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
                 return;
         }
 
+        struct wlr_box drop_box = {
+                .x = con->pending.content_x,
+                .y = con->pending.content_y,
+                .width = con->pending.content_width,
+                .height = con->pending.content_height,
+        };
+
         // Check if the cursor is over a tilebar only if the destination
         // container is not a descendant of the source container.
         if (!surface && !container_has_ancestor(con, e->con) &&
                         split_titlebar(node, e->con, cursor->cursor,
-                                &e->drop_box, &e->insert_after_target)) {
+                                &drop_box, &e->insert_after_target)) {
                 // Don't allow dropping over the source container's titlebar
                 // to give users a chance to cancel a drag operation.
                 if (con == e->con) {
@@ -214,6 +215,7 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
                         e->split_target = true;
                 }
                 e->target_edge = WLR_EDGE_NONE;
+                update_indicator(e, &drop_box);
                 return;
         }
 
@@ -255,8 +257,7 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
                                 e->target_node = node_get_parent(e->target_node);
                         }
                         e->target_edge = edge;
-                        e->drop_box = box;
-                        desktop_damage_box(&e->drop_box);
+                        update_indicator(e, &box);
                         return;
                 }
                 con = con->pending.parent;
@@ -298,12 +299,8 @@ static void handle_motion_postthreshold(struct sway_seat *seat) {
         }
 
         e->target_node = node;
-        e->drop_box.x = con->pending.content_x;
-        e->drop_box.y = con->pending.content_y;
-        e->drop_box.width = con->pending.content_width;
-        e->drop_box.height = con->pending.content_height;
-        resize_box(&e->drop_box, e->target_edge, thickness);
-        desktop_damage_box(&e->drop_box);
+        resize_box(&drop_box, e->target_edge, thickness);
+        update_indicator(e, &drop_box);
 }
 
 static void handle_pointer_motion(struct sway_seat *seat, uint32_t time_msec) {
@@ -438,7 +435,7 @@ static const struct sway_seatop_impl seatop_impl = {
         .pointer_motion = handle_pointer_motion,
         .tablet_tool_tip = handle_tablet_tool_tip,
         .unref = handle_unref,
-        .render = handle_render,
+        .end = handle_end,
 };
 
 void seatop_begin_move_tiling_threshold(struct sway_seat *seat,
@@ -450,6 +447,20 @@ void seatop_begin_move_tiling_threshold(struct sway_seat *seat,
         if (!e) {
                 return;
         }
+
+        const float *indicator = config->border_colors.focused.indicator;
+        float color[4] = {
+                indicator[0] * .5,
+                indicator[1] * .5,
+                indicator[2] * .5,
+                indicator[3] * .5,
+        };
+        e->indicator_rect = wlr_scene_rect_create(seat->scene_tree, 0, 0, color);
+        if (!e->indicator_rect) {
+                free(e);
+                return;
+        }
+
         e->con = con;
         e->ref_lx = seat->cursor->cursor->x;
         e->ref_ly = seat->cursor->cursor->y;