more example moving

java/examples/Books/Processing Handbook/Extensions/Network/Ex_02B/Ex_02B.pde

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+import processing.net.*;
+
+Client c;
+String input;
+int data[];
+
+void setup() {
+  size(450, 255);
+  background(204);
+  stroke(0);
+  frameRate(5); // Slow it down a little
+// Connect to the server’s IP address and port
+  c = new Client(this, "127.0.0.1", 12345); // Replace with your server’s IP and port
+}
+
+void draw() {
+  if (mousePressed == true) {
+// Draw our line
+    stroke(255);
+    line(pmouseX, pmouseY, mouseX, mouseY);
+// Send mouse coords to other person
+    c.write(pmouseX + " " + pmouseY + " " + mouseX + " " + mouseY + "\n");
+  }
+// Receive data from server
+  if (c.available() > 0) {
+    input = c.readString();
+    input = input.substring(0, input.indexOf("\n")); // Only up to the newline
+    data = int(split(input, ' ')); // Split values into an array
+// Draw line using received coords
+    stroke(0);
+    line(data[0], data[1], data[2], data[3]);
+  }
+}