feat!: camera now follows arrows and players

core/src/sagittarius/SagittariusGame.java

@@ -3,10 +3,7 @@ package sagittarius;
 import com.badlogic.gdx.Game;
 import com.kotcrab.vis.ui.VisUI;
 
-import sagittarius.view.BaseScreen;
+import sagittarius.view.*;
-import sagittarius.view.GameScreen;
-import sagittarius.view.SettingsScreen;
-import sagittarius.view.StartScreen;
 
 public class SagittariusGame extends Game {
 
@@ -31,7 +28,7 @@ public class SagittariusGame extends Game {
     @Override
     public void create() {
         VisUI.load();
-        game.setScreen(new GameScreen());
+        game.setScreen(new StartScreen());
     }
 
 }

core/src/sagittarius/model/Arrow.java

@@ -59,6 +59,7 @@ public class Arrow extends EntityQuad {
             if (TTL <= 0) {
                 GameScreen.arrows.removeActor(this);
                 GameScreen.nextPlayer();
+                GameScreen.setFocus(GameScreen.playerCurrent);
             }
         } else {
             this.setPosition(crash.getPosition().cpy().add(offset));
@@ -123,6 +124,7 @@ public class Arrow extends EntityQuad {
                 this.crash = planet;
                 this.offset = this.getPosition().sub( planet.getPosition() );
                 GameScreen.nextPlayer();
+                GameScreen.setFocus(GameScreen.playerCurrent);
                 break;
             }
         }
@@ -149,6 +151,7 @@ public class Arrow extends EntityQuad {
                 GameScreen.removePlayer(player);
                 GameScreen.arrows.removeActor(this);
                 GameScreen.nextPlayer();
+                GameScreen.setFocus(GameScreen.playerCurrent);
                 break;
             }
         }

core/src/sagittarius/model/Bow.java

@@ -35,17 +35,19 @@ public class Bow extends Actor {
     @Override
     public void act(float dt) {
         super.act(dt);
-        if (GameScreen.playerCurrent.isActive() && Gdx.input.isButtonJustPressed(Buttons.LEFT) && !pressed) {
+        if (GameScreen.playerCurrent.isActive() && Gdx.input.isButtonJustPressed(Buttons.RIGHT) && !pressed) {
             this.anchor = GameScreen.worldCursor.cpy();
             pressed = true;
-        } else if (Gdx.input.isButtonPressed(Buttons.LEFT) && pressed) {
+        } else if (Gdx.input.isButtonPressed(Buttons.RIGHT) && pressed) {
             aim = this.anchor.cpy().sub(GameScreen.worldCursor);
             angle = aim.angleDeg();
             power = MathUtils.clamp(aim.len(), 0, 1000);
         } else if (pressed && power > 50) {
             pressed = false;
             GameScreen.playerCurrent.setActive(false);
-            GameScreen.arrows.addActor(new Arrow(angle, power, GameScreen.playerCurrent));
+            Arrow arrowShot = new Arrow(angle, power, GameScreen.playerCurrent);
+            GameScreen.setFocus(arrowShot); // do not use constructor 2 times
+            GameScreen.arrows.addActor(arrowShot);
         } else {
             pressed = false;
         }

core/src/sagittarius/view/GameScreen.java

@@ -7,6 +7,8 @@ import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.math.Vector3;
 import com.badlogic.gdx.scenes.scene2d.Group;
 
+import org.omg.CORBA.Current;
+
 import sagittarius.SagittariusGame;
 import sagittarius.model.*;
 
@@ -26,9 +28,16 @@ public class GameScreen extends BaseScreen {
     public static Group arrows;
     public static Group players;
 
+    // turn system stuff
     public static int playerIndex;
     public static Player playerCurrent;
 
+    // camera stuff
+    private Vector3 mainCameraPosition;
+    private final float speed = 0.05f;
+    private final float ispeed = 1.0f - speed;
+    private static Entity focus;
+
 // ---------- METHODs ----------
 
     @Override
@@ -40,7 +49,7 @@ public class GameScreen extends BaseScreen {
         Planet planet1 = new Planet(new Vector2(300, 200), 1000, 50, Color.BLUE);
         attractors.addActor(planet1);
 
-        Planet planet2 = new Planet(new Vector2(1200, 700), 4000, 200, Color.ORANGE);
+        Planet planet2 = new Planet(new Vector2(1200, 700), 3000, 200, Color.ORANGE);
         attractors.addActor(planet2);
 
         Moon moon2_1 = new Moon(planet2, 100, 70, 500, Color.MAGENTA);
@@ -88,6 +97,10 @@ public class GameScreen extends BaseScreen {
         player1.setActive(true);
         playerCurrent = player1;
 
+        // camera stuff
+        mainCameraPosition = mainStage.getCamera().position;
+        focus = playerCurrent;
+
     }
 
     @Override
@@ -101,11 +114,16 @@ public class GameScreen extends BaseScreen {
             SagittariusGame.setActiveScreen( new StartScreen() );
         }
 
+        // camera follow focus
+        mainCameraPosition.scl(ispeed);
+        mainCameraPosition.add(new Vector3(focus.getPosition(), 0).scl(speed));
+
     }
 
     /**
-     * TODO
+     * Removes a Player from the Game.
-     * @param player
+     * 
+     * @param player Player to remove from the active list.
      */
     public static void removePlayer(Player player) {
         player.setActive(false);
@@ -124,6 +142,9 @@ public class GameScreen extends BaseScreen {
         }
     }
 
+    /**
+     * Used to allows the next Player in the list to play.
+     */
     public static void nextPlayer() {
         playerCurrent.setActive(false);
         playerIndex++;
@@ -131,4 +152,8 @@ public class GameScreen extends BaseScreen {
         playerCurrent = (Player) players.getChild(playerIndex);
         playerCurrent.setActive(true);
     }
+
+    public static void setFocus(Entity entity) {
+        focus = entity;
+    }
 }

core/src/sagittarius/view/MouseInfo.java

@@ -1,5 +1,6 @@
 package sagittarius.view;
 
+import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 
@@ -10,8 +11,8 @@ public class MouseInfo extends Actor {
     @Override
     public void act(float dt) {
         super.act(dt);
-        setX(GameScreen.worldCursor.x); // use direct method
+        setX(GameScreen.screenCursor.x);
-        setY(GameScreen.worldCursor.y);
+        setY(Gdx.graphics.getHeight() - GameScreen.screenCursor.y);
     }
 
     @Override