Create test backgrounds

Co-authored-by: r3cp3ct <45179536+r3cp3ct@users.noreply.github.com>
Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

src/sig/DrawLoop.java

@@ -20,6 +20,10 @@ public class DrawLoop {
         	}
         }
 		
+		for (int i=0;i<RabiClone.OBJ.size();i++) {
+			RabiClone.OBJ.get(i).drawBackground(p);
+		}
+		
 		for (int i=0;i<RabiClone.OBJ.size();i++) {
 			RabiClone.OBJ.get(i).draw(p);
 		}

src/sig/engine/Background.java

@@ -0,0 +1,18 @@
+package sig.engine;
+
+import java.io.File;
+
+public class Background extends Sprite{
+
+    public static Sprite BACKGROUND_1 = new Background(0.02,new File(new File("..","backgrounds"),"back1.gif"));
+    public static Sprite BACKGROUND_2 = new Background(0.02,new File(new File("..","backgrounds"),"back2.gif"));
+    public static Sprite BACKGROUND_3 = new Background(0.05,new File(new File("..","backgrounds"),"back3.gif"));
+
+    double scrollAmt; //How many pixels to scroll the background per pixel of offset provided.
+
+    Background(double scrollAmt,File filename) {
+        super(filename);
+        this.scrollAmt=scrollAmt;
+    }
+    
+}

src/sig/engine/Object.java

@@ -47,6 +47,9 @@ public abstract class Object implements GameEntity{
         this.spr = spr;
     }
 
+    public void drawBackground(byte[] p) {
+    }
+
     public void drawOverlay(byte[] p) {
     }
 

src/sig/objects/LevelRenderer.java

@@ -39,6 +39,15 @@ public class LevelRenderer extends Object{
         }
     }
 
+    @Override
+    public void drawBackground(byte[] p) {
+        for (int y=0;y<RabiClone.BASE_HEIGHT;y++) {
+            for (int x=0;x<RabiClone.BASE_WIDTH;x++) {
+                
+            }
+        }
+    }
+
     protected void drawMapTileForEditorMode(int x, int y) {}
 
     /**