change example

README.md

@@ -9,12 +9,20 @@ victorem = "*"
 ### Client 
 ```rust
 use victorem;
+use std::time::{Duration, Instant};
+
 fn main() {
     let mut client = victorem::ClientSocket::new("1111", "127.0.0.1:2222").unwrap();
+    let mut id: u32 = 0;
+    let mut timer = Instant::now();
+    let period = Duration::from_millis(100);
     loop {
-        let _ = client
-            .send(b"Ping!".to_vec())
-            .map_err(|e| println!("{:#?}", e));
+        if timer.elapsed() > period {
+            timer = Instant::now();
+            id += 1;
+            let _ = client
+                .send(format!("Ping {}", id).into_bytes());
+        }
         let _ = client
             .recv()
             .map(|v| String::from_utf8(v).unwrap_or(String::new()))
@@ -28,34 +36,39 @@ use victorem;
 use std::net::SocketAddr;
 use std::time::Duration;
 
-struct PingPongGame {}
+struct PingPongGame {
+    id: u32,
+}
 
 impl victorem::Game for PingPongGame {
     fn handle_command(
         &mut self,
-        _delta_time: Duration,
+        delta_time: Duration,
         commands: Vec<Vec<u8>>,
         from: SocketAddr,
     ) -> victorem::ContinueRunning {
         for v in commands {
-            if v.len() > 0 {
-                println!(
-                    "From Client: {} {}",
-                    from,
-                    String::from_utf8(v).unwrap_or(String::new()),
-                );
-            }
+            println!(
+                "From Client: {:?} {} {}",
+                delta_time,
+                from,
+                String::from_utf8(v).unwrap_or(String::new()),
+            );
         }
         true
     }
 
-    fn draw(&mut self, _delta_time: Duration) -> Vec<u8> {
-        b"Pong".to_vec()
+    fn draw(&mut self, delta_time: Duration) -> Vec<u8> {
+        self.id += 1;
+        format!("Pong {} {:?}", self.id, delta_time).into_bytes()
     }
 }
 
 fn main() {
-    let mut server = victorem::GameServer::new(PingPongGame {}, "2222").unwrap();
+    let mut server = victorem::GameServer::new(
+        PingPongGame { id: 0 },
+        "2222",
+    ).unwrap();
     server.run();
 }
 ```

examples/ping_pong_client.rs

@@ -1,13 +1,19 @@
 extern crate victorem;
 
+use std::time::{Duration, Instant};
+
 fn main() {
     let mut client = victorem::ClientSocket::new("1111", "127.0.0.1:2222").unwrap();
     let mut id: u32 = 0;
+    let mut timer = Instant::now();
+    let period = Duration::from_millis(100);
     loop {
-        id += 1;
-        let _ = client
-            .send(format!("Ping {}", id).into_bytes())
-            .map_err(|e| println!("{:#?}", e));
+        if timer.elapsed() > period {
+            timer = Instant::now();
+            id += 1;
+            let _ = client
+                .send(format!("Ping {}", id).into_bytes());
+        }
         let _ = client
             .recv()
             .map(|v| String::from_utf8(v).unwrap_or(String::new()))