Glowing crystals mainly

entities/scripts/crystal_glow.gd

@@ -1,6 +1,71 @@
 extends Node2D
 class_name CrystalGlow
 
-func _ready() -> void:
-	Log.pr("CrystalGlow ready")
+var glow_colour : String :
+	set(value):
+		glow_colour = value.to_lower()
+var orientation : String:
+	set(value):
+		orientation = value.to_lower()
 
+var animation_start_timer : float
+var animation_start_offset : float = randf_range(0, 3)
+
+var internals_updated : bool = false
+
+@onready var animation_player : AnimationPlayer = $CrystalGlowAnimation
+@onready var glow_light : Sprite2D = $CrystalGlowLight
+@onready var glow_area : Sprite2D = $CrystalAreaLight
+@onready var glow_area_large : Sprite2D = $CrystalAreaLargeLight
+@onready var crystal_particles : CPUParticles2D = $CrystalParticles
+
+func _process(delta : float) -> void:
+
+	# The first time this is processed in the scene we need to update the orientation and colour
+	if !internals_updated:
+		update()
+		internals_updated = true
+
+	animation_start_timer += delta
+	if animation_start_timer >= animation_start_offset and !animation_player.is_playing():
+		animation_player.play('CrystalGlow')
+
+func update() -> void:
+	update_orientation()
+	update_colour()
+
+# Update the orientation of the crystal glow so its pointing in the right direction
+func update_orientation() -> void:
+	if orientation == 'up':
+		rotation = 0
+	elif orientation == 'down':
+		rotation = PI
+	elif orientation == 'left':
+		rotation = -PI/2
+	elif orientation == 'right':
+		rotation = PI/2
+
+# Update the colour of the crystal glow
+func update_colour() -> void:
+
+	var base_blue : String = '5ffffe'
+	var base_yellow : String = 'F2F230'
+	var base_red : String = 'FF3333'
+
+	if glow_colour == 'blue':
+		glow_light.self_modulate = base_blue + '15'
+		glow_area.self_modulate = base_blue + '04'
+		glow_area_large.self_modulate = base_blue + '04'
+		crystal_particles.self_modulate = '00ffff62'
+	elif glow_colour == 'yellow':
+		glow_light.self_modulate = base_yellow + '15'
+		glow_area.self_modulate = base_yellow + '04'
+		glow_area_large.self_modulate = base_yellow + '04'
+		crystal_particles.self_modulate = base_yellow + '62'
+	elif glow_colour == 'red':
+		glow_light.self_modulate = base_red + '15'
+		glow_area.self_modulate = base_red + '04'
+		glow_area_large.self_modulate = base_red + '04'
+		crystal_particles.self_modulate = base_red + '62'
+	else:
+		pass