3d: add sample scenes for challenges (without full code)

Author: NathanLovato

3d-project-completed/lessons_reference/challenges/player_health_bar.tscn

@@ -0,0 +1,51 @@
+[gd_scene load_steps=4 format=3 uid="uid://dls18eeij47k4"]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_cc56i"]
+bg_color = Color(0.152941, 0.168627, 0.188235, 1)
+border_width_left = 4
+border_width_top = 4
+border_width_right = 4
+border_width_bottom = 4
+border_color = Color(0.287008, 0.684375, 0.33128, 1)
+corner_radius_top_left = 24
+corner_radius_top_right = 24
+corner_radius_bottom_right = 24
+corner_radius_bottom_left = 24
+expand_margin_left = 4.0
+expand_margin_top = 4.0
+expand_margin_right = 4.0
+expand_margin_bottom = 4.0
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_dhpp2"]
+bg_color = Color(0.623529, 0.866667, 0.317647, 1)
+corner_radius_top_left = 20
+corner_radius_top_right = 20
+corner_radius_bottom_right = 20
+corner_radius_bottom_left = 20
+
+[sub_resource type="LabelSettings" id="LabelSettings_dsttn"]
+font_size = 68
+
+[node name="HealthBar" type="ProgressBar"]
+z_index = 100
+offset_left = 141.0
+offset_top = 39.0
+offset_right = 492.0
+offset_bottom = 100.0
+theme_override_styles/background = SubResource("StyleBoxFlat_cc56i")
+theme_override_styles/fill = SubResource("StyleBoxFlat_dhpp2")
+value = 100.0
+show_percentage = false
+
+[node name="Label" type="Label" parent="."]
+layout_mode = 1
+anchors_preset = 4
+anchor_top = 0.5
+anchor_bottom = 0.5
+offset_left = -103.0
+offset_top = -47.5
+offset_right = -10.0
+offset_bottom = 45.5
+grow_vertical = 2
+text = "HP"
+label_settings = SubResource("LabelSettings_dsttn")

3d-project-completed/lessons_reference/challenges/time_left.gd

@@ -0,0 +1,25 @@
+extends Label
+
+# You can use a signal like this to notify other nodes when the timer ended
+# and, for example, hide the player's reticle, despawn mobs, and more.
+signal timer_ended
+
+@onready var timer = %Timer
+@onready var label = %Label
+@onready var color_rect = %ColorRect
+
+
+func _ready():
+	label.hide()
+	color_rect.hide()
+
+
+func _process(delta):
+	text = "Time left: " + str(round(timer.time_left))
+
+
+func _on_timer_timeout():
+	get_tree().paused = true
+	label.show()
+	color_rect.show()
+	timer_ended.emit()

3d-project-completed/lessons_reference/challenges/time_left.tscn

@@ -0,0 +1,57 @@
+[gd_scene load_steps=3 format=3 uid="uid://bp174uwgvqqr7"]
+
+[ext_resource type="Script" path="res://lessons_reference/challenges/time_left.gd" id="1_31pkx"]
+
+[sub_resource type="LabelSettings" id="LabelSettings_6iwf4"]
+font_size = 40
+
+[node name="TimeLeftLabel" type="Label"]
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_top = 19.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_font_sizes/font_size = 60
+text = "Time: 60"
+horizontal_alignment = 1
+script = ExtResource("1_31pkx")
+
+[node name="Timer" type="Timer" parent="."]
+unique_name_in_owner = true
+wait_time = 40.0
+one_shot = true
+autostart = true
+
+[node name="ColorRect" type="ColorRect" parent="."]
+unique_name_in_owner = true
+top_level = true
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+color = Color(0, 0, 0, 0.368627)
+
+[node name="Label" type="Label" parent="."]
+unique_name_in_owner = true
+top_level = true
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -352.0
+offset_top = -156.5
+offset_right = 352.0
+offset_bottom = 156.5
+grow_horizontal = 2
+grow_vertical = 2
+text = "Congratulations, you won!"
+label_settings = SubResource("LabelSettings_6iwf4")
+horizontal_alignment = 1
+vertical_alignment = 1
+
+[connection signal="timeout" from="Timer" to="." method="_on_timer_timeout"]