🌱

.gitignore

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+/target
+**/*.rs.bk

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "glob"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "input-sys"
+version = "1.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.55"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "rot8"
+version = "0.1.0"
+dependencies = [
+ "glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "input-sys 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[metadata]
+"checksum glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
+"checksum input-sys 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ae2b64cf99b6fecd206430ffc32d9055a83db4b186c8d7901d8f51aa4f1b7878"
+"checksum libc 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)" = "42914d39aad277d9e176efbdad68acb1d5443ab65afe0e0e4f0d49352a950880"

Cargo.toml

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+[package]
+name = "rot8"
+version = "0.1.0"
+authors = ["efernau <e.fernau@efero.de>"]
+edition = "2018"
+
+[dependencies]
+glob = "0.3"
+input-sys = "1.9"

README.md

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+# rot8
+
+## Automatic Display rotation
+
+Automatic rotate modern Linux desktop screen and input devices. Handy for
+convertible touchscreen notebooks like the Kaby Lake model of the HP Spectre x360.
+
+Rust language and the cargo package manager are required to build the binary.
+
+```
+$ git clone https://github.com/efernau/rot8
+$ cd rot8 && cargo build --release
+$ cp target/release/rot8  /usr/bin/rot8
+```
+
+Call Rote8 from from sway configuration file ~/.config/sway/config:
+
+```
+exec rot8
+```

src/main.rs

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+extern crate glob;
+extern crate input_sys;
+
+use std::fs;
+use std::thread;
+use std::time::Duration;
+use std::process::Command;
+use glob::glob;
+
+fn main() {
+    let mut old_state = "normal";
+    let mut new_state: &str;
+    let mut path_x: String = "".to_string();
+    let mut path_y: String = "".to_string();
+    for entry in  glob("/sys/bus/iio/devices/iio:device*/in_accel_*_raw").unwrap(){
+        match entry  {
+            Ok(path) => {
+                if path.to_str().unwrap().contains("x_raw"){
+                    path_x = path.to_str().unwrap().to_owned();
+                } else if path.to_str().unwrap().contains("y_raw"){
+                    path_y = path.to_str().unwrap().to_owned();
+                } else if path.to_str().unwrap().contains("z_raw"){
+                    continue;
+                } else {
+                    println!("{:?}", path);
+                    panic!();
+                }
+            },
+            Err(e) => println!("{:?}",e)
+        }
+    }
+
+    loop {
+        let x_raw = fs::read_to_string(path_x.as_str()).unwrap();
+        let y_raw = fs::read_to_string(path_y.as_str()).unwrap();
+        let x = x_raw.trim_end_matches('\n').parse::<i32>().unwrap_or(0);
+        let y = y_raw.trim_end_matches('\n').parse::<i32>().unwrap_or(0);
+    
+        if x < -500000 {
+            if y > 500000 {
+                new_state = "180";
+            }
+            else {
+            
+              new_state = "90";
+            }
+        } else if x > 500000 {
+            if y > 500000 {
+                new_state = "180";
+            }
+            else {
+                new_state = "270";
+            }
+        } else {
+            if y > 500000 {
+                new_state = "180";
+            }
+            else {
+                new_state = "normal";
+            }
+        }
+
+        if new_state != old_state {
+
+            Command::new("swaymsg")
+                     .arg("output")
+                     .arg("eDP-1")
+                     .arg("transform")
+                     .arg(new_state)
+                     .spawn()
+                     .expect("rotate command failed to start");       
+
+            old_state = new_state;
+        }   
+        thread::sleep(Duration::from_millis(1000));
+    }
+
+    
+}
+
+