toolbar gui parts

src/main.rs

@@ -41,6 +41,19 @@ enum SimState {
 	Stepping,
 }
 
+fn load_textures_from(folder: &str, rl: &mut RaylibHandle,  thread:&RaylibThread,textures:&mut HashMap<String,Texture2D>){
+	for d in read_dir(folder).unwrap().flatten() {
+		let path = d.path();
+		if path.is_file() {
+			let name = path.file_stem().unwrap().to_string_lossy();
+			let texture = rl
+				.load_texture(&thread, &format!("{folder}/{name}.png"))
+				.unwrap();
+			textures.insert(name.to_string(), texture);
+		}
+	}
+}
+
 fn main() {
 	let (mut rl, thread) = raylib::init()
 		.resizable()
@@ -50,16 +63,9 @@ fn main() {
 	rl.set_exit_key(None);
 
 	let mut textures: HashMap<String, Texture2D> = HashMap::new();
-	for d in read_dir("assets/tiles").unwrap().flatten() {
-		let path = d.path();
-		if path.is_file() {
-			let name = path.file_stem().unwrap().to_string_lossy();
-			let texture = rl
-				.load_texture(&thread, &format!("assets/tiles/{name}.png"))
-				.unwrap();
-			textures.insert(name.to_string(), texture);
-		}
-	}
+	load_textures_from("assets", &mut rl, &thread, &mut textures);
+	load_textures_from("assets/tiles", &mut rl, &thread, &mut textures);
+
 	let mut game = Game::new_sandbox();
 	let board = parse(&read_to_string("boards/adder.mbl").unwrap());
 	game.load_board(board);
@@ -210,5 +216,40 @@ impl Game {
 			self.machine.set_input(input_text.into_bytes());
 		}
 
+		let mut tool_button = |(row, col): (i32, i32), texture: &str, tool_option: Tool| {
+			let border = 4.;
+			let gap = 2.;
+			let bound_offset = 32. + gap * 2. + border * 2.;
+			texture_button(
+				d,
+				Vector2 {
+					x: 300. + col as f32 * bound_offset,
+					y: footer_top + 5. + row as f32 * bound_offset,
+				},
+				textures.get(texture),
+				tool_option,
+				&mut self.active_tool,
+				32.,
+				border,
+			);
+		};
+		tool_button((0, -1), "", Tool::None);
+		tool_button((1, -1), "eraser", Tool::SetTile(tile_to_char(' ')));
+
+		tool_button((0, 0), "block", Tool::SetTile(tile_to_char('#')));
+		tool_button((0, 1), "bag_off", Tool::SetTile(tile_to_char('B')));
+		tool_button((0, 2), "trigger_off", Tool::SetTile(tile_to_char('*')));
+
+		tool_button(
+			(1, 0),
+			"wire_horizontal_off",
+			Tool::SetTile(tile_to_char('-')),
+		);
+		tool_button(
+			(1, 1),
+			"wire_vertical_off",
+			Tool::SetTile(tile_to_char('|')),
+		);
+		tool_button((1, 2), "wire_cross_off", Tool::SetTile(tile_to_char('+')));
 	}
 }

src/util.rs

@@ -18,7 +18,7 @@ pub fn text_input(
 		text,
 		bounds.x as i32 + 4,
 		bounds.y as i32 + 4,
-		10,
+		20,
 		Color::WHITE,
 	);
 	let mouse_pos = d.get_mouse_position();
@@ -50,6 +50,48 @@ pub fn text_input(
 	changed
 }
 
+pub fn texture_button<T>(
+	d: &mut RaylibDrawHandle,
+	pos: Vector2,
+	texture: Option<&Texture2D>,
+	option: T,
+	current: &mut T,
+	tex_size: f32,
+	border: f32,
+	// tooltip
+) where
+	T: PartialEq,
+{
+	let color = if &option == current {
+		Color::DARKCYAN
+	} else {
+		Color::GRAY
+	};
+	let bounds = Rectangle {
+		x: pos.x,
+		y: pos.y,
+		width: tex_size + border * 2.,
+		height: tex_size + border * 2.,
+	};
+	d.draw_rectangle_rec(bounds, color);
+	if let Some(texture) = texture {
+		d.draw_texture_ex(
+			texture,
+			pos + Vector2::new(border, border),
+			0.,
+			tex_size / texture.width as f32,
+			Color::WHITE,
+		);
+	}
+
+	let mouse_pos = d.get_mouse_position();
+	if d.is_mouse_button_pressed(MouseButton::MOUSE_BUTTON_LEFT)
+		&& bounds.check_collision_point_rec(mouse_pos)
+	{
+		*current = option;
+	}
+}
+
 pub fn shrink_rec(rec: Rectangle, a: f32) -> Rectangle {
 	Rectangle {
 		x: rec.x + a,