Add game controls to README

README.md

@@ -3,19 +3,68 @@
 A rogue-like game, implemented in Rust, with the `specs` ECS library, and `rltk` roguelike toolkit.
 
 ## Rust Setup
-Follow the instructions on the [Getting Started](https://www.rust-lang.org/learn/get-started) page of the Rust language website.You should then have `rustup` and `cargo` available in your terminal. If you want to run on a Raspberry Pi, or via WebAseembly, you will also need `make`. 
+
+Follow the instructions on the [Getting Started](https://www.rust-lang.org/learn/get-started) page of the Rust language
+website.You should then have `rustup` and `cargo` available in your terminal. If you want to run on a Raspberry Pi, or
+via WebAssembly, you will also need `make`.
 
 ## Running the game
-`cargo run` or `make run`
 
-### Running the game (Raspberry Pi)
+* For most setups, `cargo run` or `make run`.
-`make run-pi`
+* For the Raspberry Pi: `make run-pi`
+
+### Controls
+
+#### Movement
+
+Any movement commands with numbers can use the top row or numpad.
+
+| Direction | Keys              |
+|:---------:|-------------------|
+|     ↑     | ↑, 8, k           |
+|     ↓     | ↓, 2, j           |
+|     ←     | ←, 4, h           |
+|     →     | →, 6, l           |
+|     ↖     | 7, u, q, Home     |
+|     ↗     | 9, y, w, PageUp   |
+|     ↙     | 1, b, a, End      |
+|     ↘     | 3, n, s, PageDown |
+
+#### Item management
+
+| Key | Action           |
+|-----|------------------|
+| g   | Grab an item     |
+| i   | Inventory menu   |
+| d   | Item drop menu   |
+| r   | Remove item menu |
+
+#### Ranged weapons (Not magic or scrolls)
+
+| Key | Action                  |
+|-----|-------------------------|
+| v   | Cycle potential targets |
+| f   | Fire at selected target |
+
+#### Other actions
+
+| Key(s)   | Action        |
+|----------|---------------|
+| 5, Space | Skip a turn   |
+| Escape   | Save and quit |
+
+#### Mouse controls
+
+By hovering over tiles, the name of item(s) on that tile will appear. For ranged scroll attacks, the left mouse button
+is used to select a target.
 
 ## WebAssembly Build
+
 * Install the WebAssembly target via rustup: `rustup target add wasm32-unknown-unknown`
 * Install `wasm-bindgen`: `cargo install wasm-bindgen-cli`
 * Run `make build-wasm`
 * Serve the `wasm` folder with a web server (wasm will not work straight from the html file)
 
 ## Makefile
+
 If you want to see what else you can run with Makefile, run `make help`. This will list commands and what they do.