level select input supportv2.1.0

1 files changed, 35 insertions, 0 deletions

diff --git a/UI/LevelSelect.gd b/UI/LevelSelect.gd
index 368d338..dae69bb 100644
--- a/UI/LevelSelect.gd
+++ b/UI/LevelSelect.gd
@@ -1,29 +1,64 @@
 extends Control
 
 
+var selected_idx = 0
+
+
 func _ready():
 	Global.connect("level_map_updated", Callable(self, "draw"))
 	draw()
 
 
+func _input(event):
+	if event.is_action_pressed("DIRECTION_LEFT") and event.get_action_strength("DIRECTION_LEFT") == 1.0:
+		selected_idx = max(selected_idx - 1, 0)
+		set_cell_selected()
+	elif event.is_action_pressed("DIRECTION_RIGHT") and event.get_action_strength("DIRECTION_RIGHT") == 1.0:
+		selected_idx = min(selected_idx + 1, Global.Level_Map.size() - 1)
+		set_cell_selected()
+	elif event.is_action_pressed("UP") and (selected_idx - 3 >= 0) and event.get_action_strength("UP") == 1.0:
+		selected_idx = max(selected_idx - 3, 0)
+		set_cell_selected()
+	elif event.is_action_pressed("DOWN") and (selected_idx + 3 <= Global.Level_Map.size() - 1) and event.get_action_strength("DOWN") == 1.0:
+		selected_idx = min(selected_idx + 3, Global.Level_Map.size() - 1)
+		set_cell_selected()
+	elif event.is_action_pressed("ACCEPT"):
+		Global.start_level(selected_idx)
+
+
 func draw():
 	var Cell = load("res://UI/LevelSelectCell.tscn")
 	
 	for idx in range(Global.Level_Map.size()): # size = 9
 		var cell = Cell.instantiate()
 		cell.level_idx = idx
+		
+		if idx == selected_idx:
+			cell.set_selected(true)
+		
 		cell.set_rect_size(
 			get_viewport_rect().size.x/3,
 			get_viewport_rect().size.y/3
 		)
+		
 		var column = idx % 3
 		var row = idx / 3
 		cell.position.x = cell.size.x*column
 		cell.position.y = cell.size.y*row
+		
 		cell.connect("gui_input", Callable(self, '_button_pressed').bind(idx))
+		
 		self.add_child(cell)
 
 
+func set_cell_selected():
+	var cells = get_children()
+	for cell in cells:
+		cell.set_selected(false)
+	
+	cells[selected_idx].set_selected(true)
+
+
 func _button_pressed(event, idx):
 	if event is InputEventMouseButton or event is InputEventKey:
 		if event.pressed: