java/examples/Topics/Animation/Sequential/applet/Sequential.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 Sequential extends PApplet {
+
+/**
+ * Sequential
+ * by James Patterson.  
+ * 
+ * Displaying a sequence of images creates the illusion of motion. 
+ * Twelve images are loaded and each is displayed individually in a loop. 
+ */
+  
+int numFrames = 12;  // The number of frames in the animation
+int frame = 0;
+PImage[] images = new PImage[numFrames];
+    
+public void setup()
+{
+  size(200, 200);
+  frameRate(30);
+  
+  images[0]  = loadImage("PT_anim0000.gif");
+  images[1]  = loadImage("PT_anim0001.gif"); 
+  images[2]  = loadImage("PT_anim0002.gif");
+  images[3]  = loadImage("PT_anim0003.gif"); 
+  images[4]  = loadImage("PT_anim0004.gif");
+  images[5]  = loadImage("PT_anim0005.gif"); 
+  images[6]  = loadImage("PT_anim0006.gif");
+  images[7]  = loadImage("PT_anim0007.gif"); 
+  images[8]  = loadImage("PT_anim0008.gif");
+  images[9]  = loadImage("PT_anim0009.gif"); 
+  images[10] = loadImage("PT_anim0010.gif");
+  images[11] = loadImage("PT_anim0011.gif"); 
+  
+  // If you don't want to load each image separately
+  // and you know how many frames you have, you
+  // can create the filenames as the program runs.
+  // The nf() command does number formatting, which will
+  // ensure that the number is (in this case) 4 digits.
+  //for(int i=0; i<numFrames; i++) {
+  //  String imageName = "PT_anim" + nf(i, 4) + ".gif";
+  //  images[i] = loadImage(imageName);
+  //}
+} 
+ 
+public void draw() 
+{ 
+  frame = (frame+1)%numFrames;  // Use % to cycle through frames
+  image(images[frame], 0, 0);
+}
+
+  static public void main(String args[]) {
+    PApplet.main(new String[] { "Sequential" });
+  }
+}