add randomVector2 (Random) and getWidth (Text)

Author: mikebarkmin

.env

@@ -24,6 +24,7 @@ function s4j_examples_run() {
     pushd $java_dir;
     java_filename="${java_file%.*}"
     lib=$(s4j_workdir)/distribution/scratch4j-linux-amd64.jar
+    rm -rf **/*.class
     javac -cp "$lib:." $java_file
     echo $PWD
     echo $java_file
@@ -40,6 +41,7 @@ function s4j_examples_run_all() {
         java_dir=${f%/*}
         java_name="${java_file%.*}"
         pushd $java_dir
+        rm -rf **/*.class
         javac -cp "$root/distribution/scratch4j-linux-amd64.jar:." $java_file
         java -cp "$root/distribution/scratch4j-linux-amd64.jar:." $java_name
         popd

CHANGELOG.md

@@ -3,6 +3,11 @@ name: Changelog
 index: 4
 ---
 
+## 4.3.0
+
+- 🚀 Feat: Random can now create a new random unit vector (Random.randomVector2()).
+- 🚀 Feat: You can now set the width of a text after calling the constructor (text.setWidth(40)).
+
 ## 4.2.1
 
 - 🐛 Fix: AnimatedSprite throws an error, because the animationFrame is too high.

src/org/openpatch/scratch/Sprite.java

@@ -504,6 +504,10 @@ public void setPosition(Vector2 v) {
     this.setPosition(v.getX(), v.getY());
   }
 
+  public Vector2 getPosition() {
+    return new Vector2(x, y);
+  }
+
   /**
    * Rotates the sprite by a certain degrees to the left.
    *
@@ -918,6 +922,7 @@ public Hitbox getHitbox() {
   }
 
   public boolean isTouchingSprite(Sprite sprite) {
+    if (sprite == this) return false;
     if (stage == null) return false;
     if (sprite == null || !sprite.show || sprite.hitboxDisabled) return false;
     return this.getHitbox().intersects(sprite.getHitbox());
@@ -968,6 +973,10 @@ public float getMouseY() {
     return this.stage.getMouseY();
   }
 
+  public Vector2 getMouse() {
+    return new Vector2(this.getMouseX(), this.getMouseY());
+  }
+
   /**
    * Returns true is the mouse button is down
    *

src/org/openpatch/scratch/extensions/math/Random.java

@@ -56,6 +56,15 @@ public static void noiseSeed(long noiseSeed) {
     Random.noiseSeed = noiseSeed;
   }
 
+  /**
+   * Returns a random unit vector
+   *
+   * @return a random unit vector
+   */
+  public static Vector2 randomVector2() {
+    return new Vector2(random(), random()).unitVector();
+  }
+
   /**
    * Returns a random double between 0 and 1.
    *

src/org/openpatch/scratch/extensions/text/Text.java

@@ -238,6 +238,10 @@ public float getWidth() {
     return this.width;
   }
 
+  public void setWidth(double width) {
+    this.width = (float) width;
+    }
+
   public void setAlign(int align) {
     this.textAlign = align;
   }

src/org/openpatch/scratch/internal/Image.java

@@ -14,6 +14,7 @@ public class Image {
 
   String name;
   PImage image;
+  AbstractMap<Float, PImage> imageResized = new ConcurrentHashMap<>();
   final PImage originalImage;
   Color tint = new Color();
   float transparency = 255;
@@ -188,8 +189,15 @@ public void setImage(String imagePath) {
   public void setSize(float percentage) {
     this.width = Math.round(this.originalImage.width * percentage / 100);
     this.height = Math.round(this.originalImage.height * percentage / 100);
-    this.image = this.originalImage.copy();
-    this.image.resize(this.width, this.height);
+
+    var imageResized = this.imageResized.get(percentage);
+    if (imageResized != null) {
+      this.image = imageResized;
+    } else {
+      imageResized = this.originalImage.copy();
+      imageResized.resize(this.width, this.height);
+      this.image = imageResized;
+    }
   }
 
   /**