Added a movable camera

core/src/com/mygdx/game/Block.java

@@ -1,10 +1,18 @@
 package com.mygdx.game;
 
+import com.badlogic.gdx.graphics.Texture;
+
 public class Block {
     private String material;
+    private Texture texture;
+
+    public Block(){
+        material = null;
+    }
 
     public Block(String tempMaterial) {
         material = tempMaterial;
+        texture = new Texture("core/assets/"+tempMaterial+".png");
     }
 
     public String getMaterial() {
@@ -14,4 +22,12 @@ public class Block {
     public void setMaterial(String material) {
         this.material = material;
     }
+
+    public Texture getTexture() {
+        return texture;
+    }
+
+    public void setTexture(Texture texture) {
+        this.texture = texture;
+    }
 }

core/src/com/mygdx/game/InputController.java

@@ -0,0 +1,44 @@
+package com.mygdx.game;
+
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.Input;
+import com.badlogic.gdx.graphics.OrthographicCamera;
+import com.badlogic.gdx.math.MathUtils;
+
+public class InputController {
+
+    private OrthographicCamera cam;
+
+    public InputController(OrthographicCamera cam) {
+        this.cam = cam;
+    }
+
+    public void handleInput() {
+        if (Gdx.input.isKeyPressed(Input.Keys.A)) {
+            cam.zoom += 0.02;
+        }
+        if (Gdx.input.isKeyPressed(Input.Keys.Q)) {
+            cam.zoom -= 0.02;
+        }
+        if (Gdx.input.isKeyPressed(Input.Keys.LEFT)) {
+            cam.translate(-3, 0, 0);
+        }
+        if (Gdx.input.isKeyPressed(Input.Keys.RIGHT)) {
+            cam.translate(3, 0, 0);
+        }
+        if (Gdx.input.isKeyPressed(Input.Keys.DOWN)) {
+            cam.translate(0, -3, 0);
+        }
+        if (Gdx.input.isKeyPressed(Input.Keys.UP)) {
+            cam.translate(0, 3, 0);
+        }
+
+        cam.zoom = MathUtils.clamp(cam.zoom, 0.1f, 100/cam.viewportWidth);
+
+        float effectiveViewportWidth = cam.viewportWidth * cam.zoom;
+        float effectiveViewportHeight = cam.viewportHeight * cam.zoom;
+
+        cam.position.x = MathUtils.clamp(cam.position.x, effectiveViewportWidth / 2f, 100 - effectiveViewportWidth / 2f);
+        cam.position.y = MathUtils.clamp(cam.position.y, effectiveViewportHeight / 2f, 100 - effectiveViewportHeight / 2f);
+    }
+}

core/src/com/mygdx/game/Main.java

@@ -2,15 +2,8 @@ package com.mygdx.game;
 
 import com.badlogic.gdx.ApplicationAdapter;
 import com.badlogic.gdx.Gdx;
-import com.badlogic.gdx.graphics.Color;
 import com.badlogic.gdx.graphics.GL20;
-import com.badlogic.gdx.graphics.OrthographicCamera;
-import com.badlogic.gdx.graphics.Texture;
-import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
-import javafx.util.Pair;
-
-import java.util.HashMap;
 
 public class Main extends ApplicationAdapter {
 	private SpriteBatch batch;

core/src/com/mygdx/game/World.java

@@ -1,5 +1,6 @@
 package com.mygdx.game;
 
+import com.badlogic.gdx.graphics.Texture;
 import javafx.util.Pair;
 
 import java.util.HashMap;
@@ -17,20 +18,21 @@ public class World {
         fillWorld();
     }
 
-    public Map<Pair<Integer, Integer>, Block> getBlocks() {
-        return blocks;
-    }
-
     public void addTile(int x, int y, Block block){
         this.blocks.put(new Pair<>(x,y),block);
     }
 
+    public Block getTile(int x, int y){
+        return this.blocks.get(new Pair<>(x,y));
+    }
+
+    public Texture getTileTexture(int x, int y){
+        return this.blocks.get(new Pair<>(x,y)).getTexture();
+    }
+
     public void fillWorld(){
         this.addTile(1,1,new Block("grass"));
-        this.addTile(1,2,new Block("grass"));
+        this.addTile(0,0,new Block("grass"));
-        this.addTile(1,3,new Block("grass"));
-        this.addTile(-1,-2,new Block("grass"));
-
     }
 
 }

core/src/com/mygdx/game/WorldRenderer.java

@@ -3,45 +3,25 @@ package com.mygdx.game;
 import com.badlogic.gdx.graphics.OrthographicCamera;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.Batch;
-import com.badlogic.gdx.graphics.g2d.Sprite;
-import com.badlogic.gdx.graphics.g2d.SpriteBatch;
-import javafx.util.Pair;
-
-import java.util.HashMap;
-import java.util.Map;
 
 public class WorldRenderer {
     private Texture texture;
     private OrthographicCamera cam;
     private World world;
     private Player player;
-
+    private InputController inputController;
 
     public WorldRenderer(World world, Player player) {
         this.player = player;
         this.world = world;
 
-        texture = new Texture("core/assets/grass.png");
-
         cam = new OrthographicCamera(10, 7);
-        cam.position.set(this.player.getX(), this.player.getY(),0);
+        inputController = new InputController(cam);
-    }
-
-    public WorldRenderer(OrthographicCamera cam, World world, Player player) {
-        this.cam = cam;
-        this.world = world;
-        this.player = player;
-
-        texture = new Texture("core/assets/grass.png");
-        cam.zoom = 1;
-
-        cam = new OrthographicCamera(10, 7);
-        cam.position.set(player.getX(), player.getY(),0);
     }
 
     public void render(Batch batch){
-        cam.position.x = player.getX();
+        inputController.handleInput();
-        cam.position.y = player.getY();
+        batch.setProjectionMatrix(cam.combined);
         drawWorld(batch, player);
         cam.update();
     }
@@ -49,7 +29,9 @@ public class WorldRenderer {
     private void drawWorld(Batch batch,Player player) {
         for(int x = player.getX()-10; x<player.getX()+10; x++) {
             for(int y = player.getY()-10; y<player.getY()+10; y++) {
-                batch.draw(texture, x, y, 1, 1);
+                try {
+                    batch.draw(world.getTile(x,y).getTexture(), (x * 16), (y * 16));
+                } catch (Exception e){}
             }
         }
     }