include/ui.h

@@ -21,8 +21,6 @@
 typedef enum ui_elem_type ui_elem_type;
 typedef struct ui_elem ui_elem;
 typedef struct ui_ctx ui_ctx;
-typedef struct ui_elem_colours ui_elem_colours;
-typedef enum noodle_action noodle_action;
 
 enum ui_elem_type {
   UI_ELEM_NODE,
@@ -41,17 +39,12 @@ struct ui_elem {
   ui_elem_type type;
 };
 
+typedef struct ui_elem_colours ui_elem_colours;
 struct ui_elem_colours {
   colour fill;
   colour border;
 };
 
-enum noodle_action {
-  NOODLE_ACTION_NONE,
-  NOODLE_ACTION_DRAGGING,
-  NOODLE_ACTION_RELEASED,
-};
-
 struct ui_ctx {
   u64 count;
   i64 hovered;
@@ -73,7 +66,7 @@ bool ui_button(const window *wnd, ui_ctx *ctx, rect rect,
                ui_elem_colours colours);
 bool ui_node(const window *wnd, ui_ctx *ctx, rect rect,
              ui_elem_colours colours);
-noodle_action ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
-                        ui_elem_colours colours, rect parent_node);
+bool ui_noodle(const window *wnd, ui_ctx *ctx, line ln, ui_elem_colours colours,
+               rect parent_node);
 
 #endif // !UI_H

src/compositor.c

@@ -171,32 +171,10 @@ i32 run_main_loop(void) {
           *ln = line_from_origin(origin, new_angle, DEFAULT_NOODLE_LENGTH);
         }
 
-        switch (ui_noodle(main_window, &(comp.ctx), *ln, node_elem->colours,
+        if (ui_noodle(main_window, &(comp.ctx), *ln, node_elem->colours,
                       node_elem->rec)) {
-        case NOODLE_ACTION_DRAGGING:
           ln->p0.x += comp.ctx.rel_x;
           ln->p0.y += comp.ctx.rel_y;
-          break;
-        case NOODLE_ACTION_RELEASED:
-          for (u64 k = 0; k < comp.count; ++k) {
-            if (k == i) {
-              continue;
-            }
-
-            const node *nd = &(comp.nodes[k]);
-
-            if (aabb(nd->rec, comp.ctx.mouse_x, comp.ctx.mouse_y)) {
-              point p0 = {nd->rec.topleft.x + nd->rec.w / 2,
-                          nd->rec.topleft.y + nd->rec.h / 2};
-
-              ln->p0 = p0;
-            } else {
-              ln->p0 = ln->p1;
-            }
-          }
-          break;
-        default:
-          break;
         }
 
         if (delta_multiplier > 0) {

src/ui.c

@@ -141,10 +141,10 @@ bool ui_node(const window *wnd, ui_ctx *ctx, rect rect,
   return false;
 }
 
-noodle_action ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
-                        ui_elem_colours colours, rect parent_node) {
+bool ui_noodle(const window *wnd, ui_ctx *ctx, line ln, ui_elem_colours colours,
+               rect parent_node) {
   if (ctx->count + 1 >= MAX_UI_ELEMENTS) {
-    return NOODLE_ACTION_NONE;
+    return false;
   }
 
   u64 id = get_id(ctx);
@@ -220,25 +220,24 @@ noodle_action ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
   }
 
   if (wnd != ctx->wnd || (ctx->active >= 0 && ctx->active != id)) {
-    return NOODLE_ACTION_NONE;
+    return false;
   }
 
   if (ctx->mouse_up) {
     if (ctx->hovered == ctx->active && ctx->hovered == id) {
       ctx->hovered = ctx->active = -1;
-      return NOODLE_ACTION_RELEASED;
     }
 
-    return NOODLE_ACTION_NONE;
+    return true;
   }
 
   if (ctx->hovered == id && ctx->active == id) {
-    return NOODLE_ACTION_DRAGGING;
+    return true;
   }
 
   if (!aabb(bounding_box, ctx->mouse_x, ctx->mouse_y) ||
       aabb(parent_node, ctx->mouse_x, ctx->mouse_y)) {
-    return NOODLE_ACTION_NONE;
+    return false;
   }
 
   ctx->hovered = id;
@@ -247,7 +246,7 @@ noodle_action ui_noodle(const window *wnd, ui_ctx *ctx, line ln,
     ctx->active = id;
   }
 
-  return NOODLE_ACTION_NONE;
+  return false;
 }
 
 internal u64 get_id(ui_ctx *ctx) {