java/examples/Basics/Input/Clock/Clock.pde

@@ -0,0 +1,64 @@
+/**
+ * Clock. 
+ * 
+ * The current time can be read with the second(), minute(), 
+ * and hour() functions. In this example, sin() and cos() values
+ * are used to set the position of the hands.
+ *
+ * Updated 27 February 2010 to handle size() changes.
+ */
+
+int cx, cy;
+float secondsRadius;
+float minutesRadius;
+float hoursRadius;
+float clockDiameter;
+
+void setup() {
+  size(200, 200);
+  stroke(255);
+  smooth();
+  
+  int radius = min(width, height) / 2;
+  secondsRadius = radius * 0.72;
+  minutesRadius = radius * 0.60;
+  hoursRadius = radius * 0.50;
+  clockDiameter = radius * 1.8;
+  
+  cx = width / 2;
+  cy = height / 2;
+}
+
+void draw2() {
+  background(0);
+  
+  // Draw the clock background
+  fill(80);
+  noStroke();
+  ellipse(cx, cy, clockDiameter, clockDiameter);
+  
+  // Angles for sin() and cos() start at 3 o'clock;
+  // subtract HALF_PI to make them start at the top
+  float s = map(second(), 0, 60, 0, TWO_PI) - HALF_PI;
+  float m = map(minute() + norm(second(), 0, 60), 0, 60, 0, TWO_PI) - HALF_PI; 
+  float h = map(hour() + norm(minute(), 0, 60), 0, 24, 0, TWO_PI * 2) - HALF_PI;
+  
+  // Draw the hands of the clock
+  stroke(255);
+  strokeWeight(1);
+  line(cx, cy, cx + cos(s) * secondsRadius, cy + sin(s) * secondsRadius);
+  strokeWeight(2);
+  line(cx, cy, cx + cos(m) * minutesRadius, cy + sin(m) * minutesRadius);
+  strokeWeight(4);
+  line(cx, cy, cx + cos(h) * hoursRadius, cy + sin(h) * hoursRadius);
+  
+  // Draw the minute ticks
+  strokeWeight(2);
+  beginShape(POINTS);
+  for (int a = 0; a < 360; a+=6) {
+    float x = cx + cos(radians(a)) * secondsRadius;
+    float y = cy + sin(radians(a)) * secondsRadius;
+    vertex(x, y);
+  }
+  endShape();
+}

java/examples/Basics/Input/Clock/applet/Clock.java

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+import processing.core.*; 
+
+import java.applet.*; 
+import java.awt.*; 
+import java.awt.image.*; 
+import java.awt.event.*; 
+import java.io.*; 
+import java.net.*; 
+import java.text.*; 
+import java.util.*; 
+import java.util.zip.*; 
+import java.util.regex.*; 
+
+public class Clock extends PApplet {
+
+/**
+ * Clock. 
+ * 
+ * The current time can be read with the second(), minute(), 
+ * and hour() functions. In this example, sin() and cos() values
+ * are used to set the position of the hands.
+ */
+
+public void setup() {
+  size(200, 200);
+  stroke(255);
+  smooth();
+}
+public void draw() {
+  background(0);
+  fill(80);
+  noStroke();
+  // Angles for sin() and cos() start at 3 o'clock;
+  // subtract HALF_PI to make them start at the top
+  ellipse(100, 100, 160, 160);
+  float s = map(second(), 0, 60, 0, TWO_PI) - HALF_PI;
+  float m = map(minute() + norm(second(), 0, 60), 0, 60, 0, TWO_PI) - HALF_PI; 
+  float h = map(hour() + norm(minute(), 0, 60), 0, 24, 0, TWO_PI * 2) - HALF_PI;
+  stroke(255);
+  strokeWeight(1);
+  line(100, 100, cos(s) * 72 + 100, sin(s) * 72 + 100);
+  strokeWeight(2);
+  line(100, 100, cos(m) * 60 + 100, sin(m) * 60 + 100);
+  strokeWeight(4);
+  line(100, 100, cos(h) * 50 + 100, sin(h) * 50 + 100);
+  
+  // Draw the minute ticks
+  strokeWeight(2);
+  for (int a = 0; a < 360; a+=6) {
+    float x = 100 + ( cos(radians(a)) * 72 );
+    float y = 100 + ( sin(radians(a)) * 72 );
+    point(x, y);
+  }
+}
+
+  static public void main(String args[]) {
+    PApplet.main(new String[] { "Clock" });
+  }
+}

java/examples/Basics/Input/Clock/applet/Clock.pde

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+/**
+ * Clock. 
+ * 
+ * The current time can be read with the second(), minute(), 
+ * and hour() functions. In this example, sin() and cos() values
+ * are used to set the position of the hands.
+ */
+
+void setup() {
+  size(200, 200);
+  stroke(255);
+  smooth();
+}
+void draw() {
+  background(0);
+  fill(80);
+  noStroke();
+  // Angles for sin() and cos() start at 3 o'clock;
+  // subtract HALF_PI to make them start at the top
+  ellipse(100, 100, 160, 160);
+  float s = map(second(), 0, 60, 0, TWO_PI) - HALF_PI;
+  float m = map(minute() + norm(second(), 0, 60), 0, 60, 0, TWO_PI) - HALF_PI; 
+  float h = map(hour() + norm(minute(), 0, 60), 0, 24, 0, TWO_PI * 2) - HALF_PI;
+  stroke(255);
+  strokeWeight(1);
+  line(100, 100, cos(s) * 72 + 100, sin(s) * 72 + 100);
+  strokeWeight(2);
+  line(100, 100, cos(m) * 60 + 100, sin(m) * 60 + 100);
+  strokeWeight(4);
+  line(100, 100, cos(h) * 50 + 100, sin(h) * 50 + 100);
+  
+  // Draw the minute ticks
+  strokeWeight(2);
+  for (int a = 0; a < 360; a+=6) {
+    float x = 100 + ( cos(radians(a)) * 72 );
+    float y = 100 + ( sin(radians(a)) * 72 );
+    point(x, y);
+  }
+}