Java-Game-Maker · spynetS · May 29, 2023 · May 29, 2023 · May 29, 2023 · May 29, 2023
diff --git a/Test/Main.java b/Test/Main.java
@@ -0,0 +1,76 @@
+import com.javagamemaker.javagameengine.GameWorld;
+import com.javagamemaker.javagameengine.JavaGameEngine;
+import com.javagamemaker.javagameengine.Scene;
+import com.javagamemaker.javagameengine.components.GameObject;
+import com.javagamemaker.javagameengine.components.gamecompnents.CollidingBox;
+import com.javagamemaker.javagameengine.components.gamecompnents.Grabber;
+import com.javagamemaker.javagameengine.components.gamecompnents.PlatformPlayerController;
+import com.javagamemaker.javagameengine.input.Input;
+import com.javagamemaker.javagameengine.input.InputComponent;
+import com.javagamemaker.javagameengine.input.InputManager;
+import com.javagamemaker.javagameengine.input.Keys;
+import com.javagamemaker.javagameengine.msc.Debug;
+import com.javagamemaker.javagameengine.msc.Vector2;
+
+import java.awt.*;
+
+public class Main extends JavaGameEngine {
+
+    public static void main(String[] args){
+        Scene scene = new Scene();
+
+        scene.add(new Player("Player 1"));
+        scene.add(new Player("Player 2"){
+            @Override
+            public void start() {
+                setPosition(new Vector2(0,-150));
+                super.start();
+            }
+        });
+
+        Input.addContext("Player 1");
+        //Input.addContext("Player 2");
+        Input.addContext("All");
+
+        scene.add(new CollidingBox(new Vector2(200,200)){
+            @Override
+            public void start() {
+                setScale(new Vector2(1500,100));
+                super.start();
+            }
+        });
+
+        setSelectedScene(scene);
+        start();
+
+    }
+
+    static class Player extends GameObject {
+
+        public Player(String context) {
+            add(new PlatformPlayerController(new InputComponent(context)));
+            add(new Grabber(this));
+        }
+
+        @Override
+        public void update() {
+            super.update();
+            if(Input.isKeyPressed(Keys.E)){
+                if(Input.getActiveContext().contains("Player 1")){
+                    Input.addContext("Player 2");
+                    Input.removeContext("Player 1");
+                }
+                else{
+
+                    Input.addContext("Player 1");
+                    Input.removeContext("Player 2");
+                }
+            }
+            if(Input.isKeyPressed(Keys.P)){
+                Input.addContext("Player 1");
+                Input.addContext("Player 2");
+            }
+        }
+    }
+
+}
diff --git a/src/com/javagamemaker/javagameengine/GameWorld.java b/src/com/javagamemaker/javagameengine/GameWorld.java
@@ -1,7 +1,6 @@
 package com.javagamemaker.javagameengine;
 
 import com.javagamemaker.javagameengine.input.Input;
-import com.javagamemaker.javagameengine.msc.Debug;
 import com.javagamemaker.javagameengine.msc.Vector2;
 
 import javax.swing.*;

diff --git a/src/com/javagamemaker/javagameengine/JavaGameEngine.java b/src/com/javagamemaker/javagameengine/JavaGameEngine.java
@@ -1,14 +1,12 @@
 package com.javagamemaker.javagameengine;
 
 import com.javagamemaker.javagameengine.input.Input;
-import com.javagamemaker.javagameengine.msc.Debug;
 import com.javagamemaker.javagameengine.msc.Vector2;
 
 import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
-import java.rmi.server.ExportException;
 
 /**
  * This is the main class in the JavaGameEngine gameengine

diff --git a/src/com/javagamemaker/javagameengine/Scene.java b/src/com/javagamemaker/javagameengine/Scene.java
@@ -7,13 +7,9 @@
 import com.javagamemaker.javagameengine.msc.Debug;
 import com.javagamemaker.javagameengine.msc.Vector2;
 
-import javax.sound.sampled.*;
 import javax.swing.*;
 import java.awt.*;
-import java.io.IOException;
-import java.io.InputStream;
 import java.util.*;
-import java.util.List;
 
 /**
  * Scene is the level where the game is playing out. Scenes can be changed by calling JavaGameEngine.setSelectedScene(new Scene())

diff --git a/src/com/javagamemaker/javagameengine/components/Component.java b/src/com/javagamemaker/javagameengine/components/Component.java
@@ -4,7 +4,7 @@
 import com.javagamemaker.javagameengine.JavaGameEngine;
 import com.javagamemaker.javagameengine.components.shapes.Rect;
 import com.javagamemaker.javagameengine.input.Input;
-import com.javagamemaker.javagameengine.msc.Debug;
+import com.javagamemaker.javagameengine.input.InputComponent;
 import com.javagamemaker.javagameengine.msc.Vector2;
 
 import java.awt.*;
@@ -398,6 +398,7 @@ public void updateMili(){
      * This method updates all the values to the component
      */
     public void update(){
+
         Point p = new Point((int) Input.getMousePosition().getX(), (int) Input.getMousePosition().getY());
         /*
             if mouse is inside, and we have not been we call mouse entered and we say it is entered
@@ -427,8 +428,8 @@ public void update(){
                 child.children.add(component);
             }
             child.addedChildren.clear();
-
         }
+
     }
     /**
      * @return polygon based on components vertices

diff --git a/src/com/javagamemaker/javagameengine/components/gamecompnents/CollidingBox.java b/src/com/javagamemaker/javagameengine/components/gamecompnents/CollidingBox.java
@@ -22,6 +22,7 @@ public CollidingBox(Vector2 vector2) {
     @Override
     public void start() {
         super.start();
+        setTag("Ground");
         add(new Collider(localVertices));
         setPosition(newPost);
     }

diff --git a/src/com/javagamemaker/javagameengine/components/gamecompnents/Grabber.java b/src/com/javagamemaker/javagameengine/components/gamecompnents/Grabber.java
@@ -3,7 +3,6 @@
 import com.javagamemaker.javagameengine.components.Component;
 import com.javagamemaker.javagameengine.components.PhysicsBody;
 import com.javagamemaker.javagameengine.input.Input;
-import com.javagamemaker.javagameengine.msc.Debug;
 import com.javagamemaker.javagameengine.msc.Vector2;
 
 /**

diff --git a/src/com/javagamemaker/javagameengine/components/gamecompnents/PlatformPlayerController.java b/src/com/javagamemaker/javagameengine/components/gamecompnents/PlatformPlayerController.java
@@ -1,11 +1,11 @@
 package com.javagamemaker.javagameengine.components.gamecompnents;
 
 import com.javagamemaker.javagameengine.CollisionEvent;
-import com.javagamemaker.javagameengine.JavaGameEngine;
 import com.javagamemaker.javagameengine.components.Collider;
 import com.javagamemaker.javagameengine.components.Component;
 import com.javagamemaker.javagameengine.components.PhysicsBody;
 import com.javagamemaker.javagameengine.input.Input;
+import com.javagamemaker.javagameengine.input.InputComponent;
 import com.javagamemaker.javagameengine.input.Keys;
 import com.javagamemaker.javagameengine.msc.Debug;
 import com.javagamemaker.javagameengine.msc.Vector2;
@@ -23,8 +23,10 @@ public class PlatformPlayerController extends Component {
     private int left = Keys.A;
     private int space = Keys.SPACE;
     private float jumpForce = 30;
-    private String groundTag = "Grounded";
-
+    private String groundTag = "Ground";
+
+
+    private InputComponent input;
 
 
     public PlatformPlayerController(float maxSpeed, float friction) {
@@ -106,6 +108,10 @@ public void setSpace(int space) {
     public PlatformPlayerController() {
     }
 
+    public PlatformPlayerController(InputComponent input) {
+        this.input = input;
+    }
+
     @Override
     public void start() {
         super.start();
@@ -114,6 +120,12 @@ public void start() {
         if(parent.<PhysicsBody>getChild(new Collider()) == null)
             parent.add(new Collider(true));
 
+        if(parent.getChild(new InputComponent("")) == null){
+            if(input == null)
+                input = new InputComponent("");
+            add(input);
+        }
+
         if(parent.<PhysicsBody>getChild(new PhysicsBody()) == null)
             parent.add(new PhysicsBody(true));
     }
@@ -126,18 +138,18 @@ public void update() {
         PhysicsBody physicsBody = parent.<PhysicsBody>getChild(new PhysicsBody());
         if(physicsBody!= null){
 
-        if(Input.isKeyDown(right)){
+        if(input.isKeyDown(right)){
             if(physicsBody.velocity.getX() < maxSpeed){
                 physicsBody.addForce(Vector2.right);
             }
         }
-        if(Input.isKeyDown(left)){
+        if(input.isKeyDown(left)){
             if(physicsBody.velocity.getX() > -maxSpeed){
                 physicsBody.addForce(Vector2.left);
             }
         }
 
-        if(Input.isKeyPressed(space) && grounded){
+        if(input.isKeyPressed(space) && grounded){
             physicsBody.addForce(Vector2.up.multiply(jumpForce));
         }
 

diff --git a/src/com/javagamemaker/javagameengine/input/Input.java b/src/com/javagamemaker/javagameengine/input/Input.java
@@ -4,10 +4,12 @@
 
 import java.awt.event.KeyEvent;
 import java.awt.event.MouseEvent;
+import java.util.ArrayList;
 import java.util.LinkedList;
 
 public class Input {
-    private static final LinkedList<Integer> keyDowns = new LinkedList<>();
+
+    private static  LinkedList<Integer> keyDowns = new LinkedList<>();
     private static boolean isPressed = false;
     private static int mouseIsPressed = 1000;
     private static final LinkedList<Integer> mouseButtonDowns = new LinkedList<>();
@@ -16,6 +18,17 @@ public class Input {
     private static Vector2 mousePositionOnCanvas = new Vector2(0, 0);
 
     private static MouseEvent mouseEvent = null;
+    /**
+     * this is a list which says which InputComponents should give InputEvent
+     */
+    private static ArrayList<String> activeContext = new ArrayList<>();
+
+    private Input() {
+    }
+
+    public static LinkedList<Integer> getKeyDowns() {
+        return keyDowns;
+    }
 
     /**
      *
@@ -25,6 +38,21 @@ public static Vector2 getMousePosition() {
         return mousePosition;
     }
 
+    public static void addContext(String context){
+        activeContext.add(context);
+    }
+    public static void removeContext(String context){
+        activeContext.remove(context);
+    }
+
+    public static ArrayList<String> getActiveContext() {
+        return activeContext;
+    }
+
+    public static void setActiveContext(ArrayList<String> activeContext_) {
+        activeContext = activeContext_;
+    }
+
     public static MouseEvent getMouseEvent() {
         return mouseEvent;
     }
@@ -50,9 +78,9 @@ public static void addMouseButton(MouseEvent e) {
     }
 
     /**
-     *
-     * @return mouse position of panel so top right = 0,0
-     */
+    *
+    * @return mouse position of panel so top right = 0,0
+    */
     public static Vector2 getMousePositionOnCanvas() {
         return mousePositionOnCanvas;
     }

diff --git a/src/com/javagamemaker/javagameengine/input/InputComponent.java b/src/com/javagamemaker/javagameengine/input/InputComponent.java
@@ -0,0 +1,68 @@
+package com.javagamemaker.javagameengine.input;
+
+import com.javagamemaker.javagameengine.components.Component;
+import com.javagamemaker.javagameengine.msc.Debug;
+
+import java.util.ArrayList;
+import java.util.LinkedList;
+
+/**
+ * The InputComponent is used to get input
+ * In the component we can set the chanel to listen to
+ * and we can then set which chanel the Input class
+ * should send to
+ */
+public class InputComponent extends Component {
+    /**
+     * The chanel name which
+     */
+    private String context = "";
+    private LinkedList<Integer> leftKeys = new LinkedList<>();
+
+    public String getContext() {
+        return context;
+    }
+
+    public void setContext(String context) {
+        this.context = context;
+    }
+
+    public InputComponent(String context) {
+        this.context = context;
+    }
+
+    @Override
+    public void update() {
+        super.update();
+        /*
+            If the left key does not exist in the down remove it
+         */
+        LinkedList<Integer> keyBuffer = new LinkedList<>();
+        for(int key : leftKeys){
+            if(!Input.isKeyDown(key)){
+                keyBuffer.add(key);
+            }
+        }
+        leftKeys.removeAll(keyBuffer);
+
+    }
+
+    public boolean isKeyPressed(int keycode){
+        boolean pressed = Input.getKeyDowns().contains(keycode) &&
+                !leftKeys.contains(keycode) &&
+                Input.getActiveContext().contains(context);
+        if(pressed)
+            leftKeys.add(keycode);
+        return pressed;
+    }
+
+    public boolean isMousePressed(int mouseCode){
+       return Input.isMousePressed() && Input.getActiveContext().contains(context);
+    }
+
+    public boolean isKeyDown(int keycode){
+        return Input.getKeyDowns().contains(keycode) &&
+                Input.getActiveContext().contains(context);
+    }
+
+}
diff --git a/src/com/javagamemaker/javagameengine/input/InputManager.java b/src/com/javagamemaker/javagameengine/input/InputManager.java
@@ -0,0 +1,15 @@
+package com.javagamemaker.javagameengine.input;
+
+public class InputManager {
+
+    private String contextName = "";
+
+
+    public InputManager() {
+
+    }
+
+    public InputManager(String contextName) {
+        this.contextName = contextName;
+    }
+}