Examples updates to 640 x 360 pixels

java/examples/Basics/Input/Constrain/Constrain.pde

@@ -3,8 +3,6 @@
  * 
  * Move the mouse across the screen to move the circle. 
  * The program constrains the circle to its box. 
- * 
- * Updated 27 February 2010 to handle changes in size().
  */
  
 float mx;

java/examples/Basics/Input/KeyboardFunctions/KeyboardFunctions.pde

@@ -30,7 +30,7 @@ void setup()
   background(numChars/2);
   // Set a gray value for each key
   for(int i=0; i<numChars; i++) {
-    colors[i] = color(i, i, i);    
+    colors[i] = color(i);    
   }
 }
 

java/examples/Basics/Input/MouseFunctions/MouseFunctions.pde

@@ -6,12 +6,11 @@
  
 float bx;
 float by;
-int bs = 75;
-boolean bover = false;
+int boxSize = 75;
+boolean overBox = false;
 boolean locked = false;
-float bdifx = 0.0; 
-float bdify = 0.0; 
-
+float xOffset = 0.0; 
+float yOffset = 0.0; 
 
 void setup() 
 {
@@ -26,9 +25,9 @@ void draw()
   background(0);
   
   // Test if the cursor is over the box 
-  if (mouseX > bx-bs && mouseX < bx+bs && 
-      mouseY > by-bs && mouseY < by+bs) {
-    bover = true;  
+  if (mouseX > bx-boxSize && mouseX < bx+boxSize && 
+      mouseY > by-boxSize && mouseY < by+boxSize) {
+    overBox = true;  
     if(!locked) { 
       stroke(255); 
       fill(153);
@@ -36,29 +35,29 @@ void draw()
   } else {
     stroke(153);
     fill(153);
-    bover = false;
+    overBox = false;
   }
   
   // Draw the box
-  rect(bx, by, bs, bs);
+  rect(bx, by, boxSize, boxSize);
 }
 
 void mousePressed() {
-  if(bover) { 
+  if(overBox) { 
     locked = true; 
     fill(255, 255, 255);
   } else {
     locked = false;
   }
-  bdifx = mouseX-bx; 
-  bdify = mouseY-by; 
+  xOffset = mouseX-bx; 
+  yOffset = mouseY-by; 
 
 }
 
 void mouseDragged() {
   if(locked) {
-    bx = mouseX-bdifx; 
-    by = mouseY-bdify; 
+    bx = mouseX-xOffset; 
+    by = mouseY-yOffset; 
   }
 }
 

java/examples/Basics/Input/MousePress/MousePress.pde

@@ -13,7 +13,7 @@ void setup() {
 }
 
 void draw() {
-  if(mousePressed) {
+  if (mousePressed) {
     stroke(255);
   } else {
     stroke(0);