feat: implemented interaction tooltips

modules/wave_survival/heads_up_display.cpp

@@ -4,12 +4,17 @@ HeadsUpDisplay *HeadsUpDisplay::singleton_instance{ nullptr };
 
 void HeadsUpDisplay::_bind_methods() {
 	ClassDB::bind_static_method("HeadsUpDisplay", D_METHOD("get_singleton"), &self_type::get_singleton);
+	ClassDB::bind_method(D_METHOD("set_tooltip"), &self_type::set_tooltip);
 }
 
 void HeadsUpDisplay::on_child_entered(Node *child) {
+	child->connect("child_entered_tree", callable_mp(this, &self_type::on_child_entered));
 	if (child->is_unique_name_in_owner() && child->get_name() == "Reticle") {
 		this->reticle = cast_to<Control>(child);
 	}
+	if (child->is_unique_name_in_owner() && child->get_name() == "Tooltip") {
+		this->tooltip = cast_to<Label>(child);
+	}
 }
 
 void HeadsUpDisplay::enter_tree() {
@@ -46,3 +51,7 @@ void HeadsUpDisplay::set_reticle_visibility(bool visible) {
 		this->reticle->set_visible(visible);
 	}
 }
+
+void HeadsUpDisplay::set_tooltip(String const &tooltip) {
+	this->tooltip->set_text(tooltip);
+}

modules/wave_survival/heads_up_display.h

@@ -2,6 +2,7 @@
 #define HEADS_UP_DISPLAY_H
 
 #include "scene/gui/control.h"
+#include "scene/gui/label.h"
 
 class HeadsUpDisplay : public Control {
 	GDCLASS(HeadsUpDisplay, Control);
@@ -17,9 +18,11 @@ protected:
 public:
 	static HeadsUpDisplay *get_singleton();
 	void set_reticle_visibility(bool visible);
+	void set_tooltip(String const &tooltip);
 
 private:
 	Control *reticle{ nullptr };
+	Label *tooltip{ nullptr };
 };
 
 #endif // !HEADS_UP_DISPLAY_H

modules/wave_survival/interactable.cpp

@@ -1,4 +1,5 @@
 #include "interactable.h"
+#include "heads_up_display.h"
 #include "macros.h"
 
 void Interactable::_bind_methods() {
@@ -23,11 +24,3 @@ void Interactable::set_highlighted(PlayerInteractor *interactor, bool value) {
 bool Interactable::get_highlighted() const {
 	return this->highlighted;
 }
-
-void Interactable::set_highlight_tooltip(String value) {
-	this->highlight_tooltip = value;
-}
-
-String Interactable::get_highlight_tooltip() const {
-	return this->highlight_tooltip;
-}

modules/wave_survival/interactable.h

@@ -19,12 +19,9 @@ public:
 
 	void set_highlighted(PlayerInteractor *interactor, bool value);
 	bool get_highlighted() const;
-	void set_highlight_tooltip(String value);
-	String get_highlight_tooltip() const;
 
 private:
 	bool highlighted{ false };
-	String highlight_tooltip{ "Activate" };
 };
 
 #endif // !INTERACTABLE_H

project/guis/heads_up_display.tscn

@@ -19,6 +19,23 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 
-[node name="TextureRect" type="TextureRect" parent="CenterContainer"]
+[node name="Reticle" type="TextureRect" parent="CenterContainer"]
+unique_name_in_owner = true
 layout_mode = 2
 texture = ExtResource("1_1o2rr")
+
+[node name="Control" type="Control" parent="CenterContainer"]
+layout_mode = 2
+
+[node name="Tooltip" type="Label" parent="CenterContainer/Control"]
+unique_name_in_owner = true
+layout_mode = 1
+anchors_preset = 5
+anchor_left = 0.5
+anchor_right = 0.5
+offset_left = -30.5
+offset_right = 30.5
+offset_bottom = 44.0
+grow_horizontal = 2
+horizontal_alignment = 1
+vertical_alignment = 2

project/maps/industrial_area_map.tscn

@@ -16,6 +16,11 @@
 [sub_resource type="GDScript" id="GDScript_ug5on"]
 script/source = "extends Interactable
 
+func _highlight_changed(_interactor: PlayerInteractor, value: bool) -> void:
+	var hud = HeadsUpDisplay.get_singleton()
+	if hud:
+		hud.set_tooltip(\"Demolish with demo pack\" if value else \"\")
+
 func _activated(interactor):
 	if interactor.try_use_demo_pack():
 		get_parent().queue_free()
@@ -127,6 +132,9 @@ size = Vector3(5.24, 4.325, 8.29)
 
 [node name="IndustrialAreaMap" type="Node3D"]
 
+[node name="DemoPackPickup" parent="." instance=ExtResource("11_foo0w")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -9.609407, 0.8542257, 2.3071413)
+
 [node name="DestructableGate1" type="CSGBox3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -18.062351, 2.0328617, 5.9408145)
 use_collision = true
@@ -788,9 +796,6 @@ collision_layer = 3
 mesh = SubResource("PrismMesh_foo0w")
 material = ExtResource("4_fwhga")
 
-[node name="DemoPackPickup" parent="Map" instance=ExtResource("11_foo0w")]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -9.609407, 0.8542257, 2.3071413)
-
 [node name="BrokenGate" type="CSGBox3D" parent="Map"]
 transform = Transform3D(0.9117334, 0.41078255, -2.3283064e-10, 0.0033696396, -0.0074789287, -0.9999664, -0.41076872, 0.91170275, -0.0082029775, -9.67504, 0.1504199, 7.5122595)
 use_collision = true

project/objects/pickups/demo_pack_pickup.tscn

@@ -6,6 +6,11 @@ radius = 0.1282442
 [sub_resource type="GDScript" id="GDScript_kl827"]
 script/source = "extends Interactable
 
+func _highlight_changed(_interactor: PlayerInteractor, value: bool) -> void:
+	var hud := HeadsUpDisplay.get_singleton()
+	if hud:
+		hud.set_tooltip(\"Pick up Demolition Pack\" if value else \"\")
+
 func _activated(interactor: PlayerInteractor) -> void:
 	interactor.pickup_demo_pack()
 	get_owner().queue_free()