Initial Commit

Java/Processing/processing-3.3.6/modes/java/examples/Topics/File IO/SaveFile2/SaveFile2.pde

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+/**
+ * SaveFile 2
+ * 
+ * This file a PrintWriter object to write data continuously to a file
+ * while the mouse is pressed. When a key is pressed, the file closes
+ * itself and the program is stopped.
+ */
+
+PrintWriter output;
+
+void setup() 
+{
+  size(200, 200);
+  // Create a new file in the sketch directory
+  output = createWriter("positions.txt");
+  frameRate(12);
+}
+
+void draw() 
+{
+  if (mousePressed) {
+    point(mouseX, mouseY);
+    // Write the coordinate to a file with a
+    // "\t" (TAB character) between each entry
+    output.println(mouseX + "\t" + mouseY);
+  }
+}
+
+void keyPressed() { // Press a key to save the data
+  output.flush(); // Write the remaining data
+  output.close(); // Finish the file
+  exit(); // Stop the program
+}