feat: implemented checkpoint

dist/shattered_sword_assets/jsons/forest_template.json

@@ -51,7 +51,8 @@
             "y": 10,
             "possibility": 1
          }
-      ]
+      ],
+      "checkPoint": [5, 19, 5, 5]
    },
    "exit": {
       "width": 30,

src/shattered_sword/Scenes/GameLevel.ts

@@ -173,6 +173,8 @@ export default class GameLevel extends Scene {
 
         this.startpos = this.rmg.getPlayer().scale(32);
 
+        
+
         //call super after extending story with scene
        
         
@@ -190,6 +192,9 @@ export default class GameLevel extends Scene {
         //subscribe to relevant events
         this.subscribeToEvents();
         this.addUI();
+
+        const checkPoint = this.rmg.getCheckPoint();
+        this.addLevelEnd(new Vec2(checkPoint[0], checkPoint[1]), new Vec2(checkPoint[2], checkPoint[3]));
         
         // Create an enemies array
         // Send the player and enemies to the battle manager
@@ -900,6 +905,13 @@ export default class GameLevel extends Scene {
 
     }
 
+    protected addLevelEnd(startingTile: Vec2, size: Vec2): void {
+        this.levelEndArea = <Rect>this.add.graphic(GraphicType.RECT, "primary", {position: startingTile.scale(32), size: size.scale(32)});
+        this.levelEndArea.addPhysics(undefined, undefined, false, true);
+        // this.levelEndArea.setTrigger("player", somelevelendevent, null);
+        this.levelEndArea.color = new Color(0, 0, 0, 0);
+    }
+
    
     /**
      * damages the player if they collide with an enemy

src/shattered_sword/Tools/RandomMapGenerator.ts

@@ -25,6 +25,7 @@ export default class RandomMapGenerator {
     private exitFacing: Facing;
     private enemies: Array<Enemy>;
     private player: Vec2;
+    private checkPoint: [number, number, number, number];
 
     constructor(JSONFilePath: string, seed: any) {
         let xhr = new XMLHttpRequest();
@@ -44,6 +45,7 @@ export default class RandomMapGenerator {
         this.rooms = new Array();
         this.enemies = new Array();
         this.player = new Vec2();
+        this.checkPoint = [0,0,0,0];
         let gen = require('random-seed');
         this.gen = new gen(seed);
         this.hasExit = false;
@@ -115,6 +117,10 @@ export default class RandomMapGenerator {
         return new Vec2(this.player.x - this.minX, this.player.y - this.minY);
     }
 
+    getCheckPoint(): [number, number, number, number] {
+        return [this.checkPoint[0] - this.minX, this.checkPoint[1] - this.minY, this.checkPoint[2], this.checkPoint[3]];
+    }
+
     getEnemies(): Array<Enemy> {
         return this.enemies;
     }
@@ -372,6 +378,11 @@ export default class RandomMapGenerator {
                 }
             }
         }
+        if (old.checkPoint) {
+            this.checkPoint = [...old.checkPoint];
+            this.checkPoint[0] += posX;
+            this.checkPoint[1] += posY;
+        }
         if (posX < this.minX)
             this.minX = posX;
         if (posY < this.minY)