Add more debug information

Author: Mike Barkmin

README.md

@@ -31,6 +31,8 @@ void draw() {
 }
 ```
 
+With `ScratchStage.init(this, true)` you can enable the debug mode. It will display the mouse cursor position and all hitboxes.
+
 #### Looks
 
 | Scratch | Processing |

src/eu/barkmin/processing/scratch/ScratchImage.java

@@ -163,6 +163,12 @@ public void draw(float size, float degrees, float x, float y) {
         parent.tint(this.tint.getRed(), this.tint.getGreen(), this.tint.getBlue(), this.transparency);
         parent.image(this.image, 0, 0);
         parent.noTint();
+        if(ScratchStage.getInstance().isDebug()) {
+            parent.fill(ScratchStage.DEBUG_COLOR[0], ScratchStage.DEBUG_COLOR[1], ScratchStage.DEBUG_COLOR[1]);
+            parent.textAlign(parent.CENTER);
+            parent.text("Rotation: " + degrees, 0, - newHeight/2.0f - 10);
+            parent.text("(" + x + ", " + y + ")", 0, 0);
+        }
         parent.popMatrix();
 
     }

src/eu/barkmin/processing/scratch/ScratchSprite.java

@@ -625,7 +625,10 @@ public void setHitbox(int[] xPoints, int[] yPoints) {
     }
 
     public ScratchHitbox getHitbox() {
-        ScratchImage currentCostume = this.costumes.get(this.getCurrentCostumeIndex());
+        ScratchImage currentCostume = null;
+        if (this.costumes.size() > this.getCurrentCostumeIndex()) {
+            currentCostume = this.costumes.get(this.getCurrentCostumeIndex());
+        }
         float costumeWidth = currentCostume != null ? currentCostume.getImage().width : this.pen.getSize();
         float costumeHeight = currentCostume != null ? currentCostume.getImage().height : this.pen.getSize();
         float spriteWidth = this.show ? costumeWidth : this.pen.getSize();