Add previously missing docs where appropriate

1 files changed, 7 insertions, 1 deletions

diff --git a/src/tool/rect_room_tool.rs b/src/tool/rect_room_tool.rs
index 29173cd..7cb85bb 100644
--- a/src/tool/rect_room_tool.rs
+++ b/src/tool/rect_room_tool.rs
@@ -1,3 +1,7 @@
+//! The rectangle room tool is a specialised tool to create rooms of rectangular shape and with the
+//! sides of the room parallel to the x and y-axes. This is often useful, when a quick room creation
+//! is necessary and the shape of the room does not have to be very special.
+
 use super::Tool;
 use crate::colours::DEFAULT_COLOURS;
 use crate::map::Map;
@@ -5,6 +9,7 @@ use crate::math::{Rect, Vec2};
 use crate::transform::Transform;
 use raylib::core::drawing::{RaylibDraw, RaylibDrawHandle};
 
+/// The tool to create simple, rectangular rooms.
 pub struct RectRoomTool {
     /// The rectangle that is currently being drawn by the user. Once it is finished, it will be
     /// pushed into the room_rects.
@@ -12,7 +17,8 @@ pub struct RectRoomTool {
 }
 
 impl RectRoomTool {
-    /// Create a new room tool where no rooms have been drawn yet.
+    /// Create a new room tool where no rooms have been drawn yet. Should be created only once per
+    /// program instance and by the editor.
     pub fn new() -> Self {
         Self {
             unfinished_rect: None,