add sandbox and lock input in other levels

levels/sandbox.json

@@ -0,0 +1,10 @@
+{
+	"id": "sandbox",
+	"sort_order": 100000,
+	"name": "Sandbox",
+	"description": "make whatever you want here",
+	"is_sandbox": true,
+	"init_board": null,
+	"inputs": [],
+	"outputs": []
+}

src/editor.rs

@@ -413,6 +413,7 @@ impl Editor {
 			Rectangle::new(width as f32 - 205., 5., 200., 30.),
 			&mut input_text,
 			&mut self.input_text_selected,
+			self.level.is_sandbox(),
 		) {
 			self.machine.set_input(input_text.into_bytes());
 		}

src/level.rs

@@ -6,6 +6,8 @@ pub struct Level {
 	sort_order: i32,
 	name: String,
 	description: String,
+	#[serde(default)]
+	is_sandbox: bool,
 	init_board: Option<String>,
 	inputs: Vec<u8>,
 	outputs: Vec<u8>,
@@ -28,6 +30,10 @@ impl Level {
 		&self.description
 	}
 
+	pub fn is_sandbox(&self) -> bool {
+		self.is_sandbox
+	}
+
 	pub fn init_board(&self) -> Option<String> {
 		self.init_board.clone()
 	}

src/main.rs

@@ -210,6 +210,7 @@ impl Game {
 						bounds,
 						&mut solution.name,
 						&mut self.editing_solution_name,
+						true,
 					);
 
 					let button_x = level_list_width + entry_width + 20;

src/marble_engine/board.rs

@@ -197,7 +197,7 @@ impl Board {
 			self.rows = new_rows;
 			self.offset_y += len as isize;
 			self.height += len;
-		} else if p.y as usize > self.height {
+		} else if p.y as usize >= self.height {
 			let new_height = p.y as usize + 1;
 			self.rows.resize(new_height, vec![Tile::Blank; self.width]);
 			self.height = new_height;

src/util.rs

@@ -90,6 +90,7 @@ pub fn text_input(
 	bounds: Rectangle,
 	text: &mut String,
 	is_selected: &mut bool,
+	editable: bool,
 ) -> bool {
 	let mut changed = false;
 	let (bg, underline) = if *is_selected {
@@ -120,7 +121,7 @@ pub fn text_input(
 		Color::WHITE,
 	);
 	let mouse_pos = d.get_mouse_position();
-	if d.is_mouse_button_pressed(MouseButton::MOUSE_BUTTON_LEFT)
+	if editable && d.is_mouse_button_pressed(MouseButton::MOUSE_BUTTON_LEFT)
 		&& (bounds.check_collision_point_rec(mouse_pos) || *is_selected)
 	{
 		*is_selected = !*is_selected;