remove float and only use doubles for easier api

Author: mikebarkmin

examples/java/Pipes/PenSprite.java

@@ -7,19 +7,19 @@
 public class PenSprite extends Sprite {
 
   private boolean finished = false;
-  private static float color;
+  private static double color;
 
   public PenSprite() {
     super("pen", "Pipes/sprites/pen.png");
     this.getPen().down();
     this.getPen().setSize(2);
-    color = (float) Math.random() * 255;
+    color = Random.random(255);
     this.getPen().setColor(color);
     this.setOnEdgeBounce(true);
     this.hide();
   }
 
-  public static void setColor(float color) {
+  public static void setColor(double color) {
     PenSprite.color = color;
   }
 

examples/java/SmartRocket/DNA.java

@@ -22,7 +22,7 @@ public DNA(Vector2[] pGene) {
   public DNA crossover(DNA partner) {
     Vector2[] geneKind = new Vector2[gene.length];
 
-    float cutoff = Random.random(gene.length);
+    var cutoff = Random.random(gene.length);
 
     for (int i = 0; i < gene.length; i++) {
       if (i > cutoff) {

examples/reference/SpriteWhenMouseMoved.java

@@ -12,7 +12,7 @@ public CustomSprite() {
     }
 
     @Override
-    public void whenMouseMoved(float x, float y) {
+    public void whenMouseMoved(double x, double y) {
       this.setPosition(x, y);
     }
   }

examples/reference/StageGetMouse.java

@@ -9,8 +9,8 @@ public StageGetMouse() {
         new GifRecorder("examples/reference/" + this.getClass().getName() + ".gif");
     recorder.start();
     while (myStage.getTimer().forMillis(3000)) {
-      float mouseX = myStage.getMouseX();
-      float mouseY = myStage.getMouseY();
+      var mouseX = myStage.getMouseX();
+      var mouseY = myStage.getMouseY();
 
       myStage.display("X: " + mouseX + " Y: " + mouseY);
     }