Implement easy stagger and unconscious setter functions

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

src/sig/objects/Player.java

@@ -404,15 +404,15 @@ public class Player extends PhysicsObject{
                 PhysicsObject pobj = (PhysicsObject)obj;
                 if(pobj.state!=State.STAGGER){
                     if(facing_direction){
-                        pobj.staggerDuration=0.3;
+                        setUncontrollable(0.2);
+                        pobj.setStagger(0.3);
                         pobj.x_velocity = -300;
                         pobj.y_velocity = -120;
-                        pobj.state = State.STAGGER;
                     }else{
-                        pobj.staggerDuration=0.3;
+                        setUncontrollable(0.2);
+                        pobj.setStagger(0.3);
                         pobj.x_velocity = 300;
                         pobj.y_velocity = -120;
-                        pobj.state = State.STAGGER;
                     }
                 }
             }

src/sig/objects/actor/PhysicsObject.java

@@ -16,7 +16,9 @@ public abstract class PhysicsObject extends AnimatedObject implements PhysicsObj
 
     public State state = State.IDLE;
     public double x_velocity;
-    public double staggerDuration = 0;
+    protected double staggerDuration = 0;
+    protected State resumeState=null;
+    protected double uncontrollableDuration = 0;
     public double y_velocity;
     protected double gravity = GRAVITY;
     protected double x_acceleration,y_acceleration;
@@ -43,7 +45,13 @@ public abstract class PhysicsObject extends AnimatedObject implements PhysicsObj
             staggerDuration-=updateMult;
         }else
         if(state==State.STAGGER && staggerDuration<=0){
-            state=State.IDLE;
+            state=resumeState;
+        }
+        if(state==State.UNCONTROLLABLE && uncontrollableDuration>0){
+            uncontrollableDuration-=updateMult;
+        }else
+        if(state==State.UNCONTROLLABLE && uncontrollableDuration<=0){
+            state=resumeState;
         }
     }
 
@@ -204,6 +212,30 @@ public abstract class PhysicsObject extends AnimatedObject implements PhysicsObj
         return sideCollision;
     }
 
+    /**
+     * Sets how long this object will remain in the stagger state.
+     * Automatically resets the state to the previous state the object
+     * was in when the stagger state completes.
+     * @param duration Amount of time in seconds.
+     * */
+    public void setStagger(double duration) {
+        staggerDuration=duration;
+        resumeState=state;
+        state=State.STAGGER;
+    }
+
+    /**
+     * Sets how long this object will remain in the unconscious state.
+     * Automatically resets the state to the previous state the object
+     * was in when the unconscious state completes.
+     * @param duration Amount of time in seconds.
+     * */
+    public void setUncontrollable(double duration) {
+        uncontrollableDuration=duration;
+        resumeState=state;
+        state=State.UNCONTROLLABLE;
+    }
+
     protected boolean checkCollision(double x,double y) {
         int index = (int)y*RabiClone.BASE_WIDTH*Tile.TILE_WIDTH+(int)x;
         if (index>=0&&index<RabiClone.COLLISION.length) {

src/sig/objects/weapons/KnifeSwing.java

@@ -38,15 +38,13 @@ public class KnifeSwing extends AttachableObject{
             PhysicsObject pobj = (PhysicsObject)obj;
             if(pobj.state!=State.STAGGER){
                 if(getSpriteTransform()==Transform.NONE){
-                    pobj.staggerDuration=0.3;
+                    pobj.setStagger(0.3);
                     pobj.x_velocity = -500;
                     pobj.y_velocity = -300;
-                    pobj.state = State.STAGGER;
                 }else{
-                    pobj.staggerDuration=0.3;
+                    pobj.setStagger(0.3);
                     pobj.x_velocity = 500;
                     pobj.y_velocity = -300;
-                    pobj.state = State.STAGGER;
                 }
             }
         }

src/sig/objects/weapons/KnifeSwing2.java

@@ -38,15 +38,13 @@ public class KnifeSwing2 extends AttachableObject{
             PhysicsObject pobj = (PhysicsObject)obj;
             if(pobj.state!=State.STAGGER){
                 if(getSpriteTransform()==Transform.NONE){
-                    pobj.staggerDuration=0.3;
+                    pobj.setStagger(0.3);
                     pobj.x_velocity = -500;
                     pobj.y_velocity = -300;
-                    pobj.state = State.STAGGER;
                 }else{
-                    pobj.staggerDuration=0.3;
+                    pobj.setStagger(0.3);
                     pobj.x_velocity = 500;
                     pobj.y_velocity = -300;
-                    pobj.state = State.STAGGER;
                 }
             }
         }