Create GameLevel.ts

src/shattered_sword/Scenes/GameLevel.ts

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+import AABB from "../../Wolfie2D/DataTypes/Shapes/AABB";
+import Vec2 from "../../Wolfie2D/DataTypes/Vec2";
+import Debug from "../../Wolfie2D/Debug/Debug";
+import { GameEventType } from "../../Wolfie2D/Events/GameEventType";
+import Input from "../../Wolfie2D/Input/Input";
+import { TweenableProperties } from "../../Wolfie2D/Nodes/GameNode";
+import { GraphicType } from "../../Wolfie2D/Nodes/Graphics/GraphicTypes";
+import Point from "../../Wolfie2D/Nodes/Graphics/Point";
+import Rect from "../../Wolfie2D/Nodes/Graphics/Rect";
+import AnimatedSprite from "../../Wolfie2D/Nodes/Sprites/AnimatedSprite";
+import Label from "../../Wolfie2D/Nodes/UIElements/Label";
+import { UIElementType } from "../../Wolfie2D/Nodes/UIElements/UIElementTypes";
+import Scene from "../../Wolfie2D/Scene/Scene";
+import Timer from "../../Wolfie2D/Timing/Timer";
+import Color from "../../Wolfie2D/Utils/Color";
+import { EaseFunctionType } from "../../Wolfie2D/Utils/EaseFunctions";
+import PlayerController from "../Player/PlayerController";
+import MainMenu from "./MainMenu";
+import { Player_Events } from "../sword_enums";
+
+//  TODO
+/**
+ * Add in some level music.
+ * This can be done here in the base GameLevel class or individual level files
+ */
+export default class GameLevel extends Scene {
+    // Every level will have a player, which will be an animated sprite
+    protected playerSpawn: Vec2;
+    protected player: AnimatedSprite;
+    protected respawnTimer: Timer;
+
+    // Labels for the UI
+    protected static livesCount: number = 3;
+    protected livesCountLabel: Label;
+
+    // Stuff to end the level and go to the next level
+    protected levelEndArea: Rect;
+    protected nextLevel: new (...args: any) => GameLevel;
+    protected levelEndTimer: Timer;
+    protected levelEndLabel: Label;
+    
+    // Screen fade in/out for level start and end
+    protected levelTransitionTimer: Timer;
+    protected levelTransitionScreen: Rect;
+    
+    startScene(): void {
+
+        // Do the game level standard initializations
+        this.initLayers();
+        this.initViewport();
+        this.initPlayer();
+        this.subscribeToEvents();
+        this.addUI();
+
+        // Initialize the timers
+        this.respawnTimer = new Timer(1000, () => {
+            if(GameLevel.livesCount === 0){
+                this.sceneManager.changeToScene(MainMenu);
+            } else {
+                this.respawnPlayer();
+                this.player.enablePhysics();
+                this.player.unfreeze();
+            }
+        });
+        this.levelTransitionTimer = new Timer(500);
+        this.levelEndTimer = new Timer(3000, () => {
+            // After the level end timer ends, fade to black and then go to the next scene
+            this.levelTransitionScreen.tweens.play("fadeIn");
+        });
+
+
+        // Start the black screen fade out
+        this.levelTransitionScreen.tweens.play("fadeOut");
+
+        // Initially disable player movement
+        Input.disableInput();
+    }
+
+
+    updateScene(deltaT: number){
+        // Handle events and update the UI if needed
+        while(this.receiver.hasNextEvent()){
+            let event = this.receiver.getNextEvent();
+            
+            switch(event.type){
+                
+            }
+        }
+
+    }
+
+    /**
+     * Initialzes the layers
+     */
+    protected initLayers(): void {
+        // Add a layer for UI
+        this.addUILayer("UI");
+
+        // Add a layer for players and enemies
+        this.addLayer("primary", 1);
+    }
+
+    /**
+     * Initializes the viewport
+     */
+    protected initViewport(): void {
+        this.viewport.setZoomLevel(2);
+    }
+
+    /**
+     * Handles all subscriptions to events
+     */
+    protected subscribeToEvents(){
+        this.receiver.subscribe([
+            Player_Events.PLAYER_HIT_ENEMY,
+            Player_Events.ENEMY_KILLED,
+            Player_Events.LEVEL_START,
+            Player_Events.LEVEL_END,
+            Player_Events.PLAYER_KILLED
+        ]);
+    }
+
+    // TODO - 
+    /**
+     * Adds in any necessary UI to the game
+     */
+    protected addUI(){
+        // In-game labels
+
+        // End of level label (start off screen)
+        this.levelEndLabel = <Label>this.add.uiElement(UIElementType.LABEL, "UI", {position: new Vec2(-300, 200), text: "Level Complete"});
+        this.levelEndLabel.size.set(1200, 60);
+        this.levelEndLabel.borderRadius = 0;
+        this.levelEndLabel.backgroundColor = new Color(34, 32, 52);
+        this.levelEndLabel.textColor = Color.WHITE;
+        this.levelEndLabel.fontSize = 48;
+        this.levelEndLabel.font = "PixelSimple";
+
+        // Add a tween to move the label on screen
+        this.levelEndLabel.tweens.add("slideIn", {
+            startDelay: 0,
+            duration: 1000,
+            effects: [
+                {
+                    property: TweenableProperties.posX,
+                    start: -300,
+                    end: 300,
+                    ease: EaseFunctionType.OUT_SINE
+                }
+            ]
+        });
+
+      
+
+    }
+
+    /**
+     * Initializes the player
+     */
+    protected initPlayer(): void {
+        // Add the player
+        this.player = this.add.animatedSprite("player", "primary");
+        this.player.scale.set(2, 2);
+        if(!this.playerSpawn){
+            console.warn("Player spawn was never set - setting spawn to (0, 0)");
+            this.playerSpawn = Vec2.ZERO;
+        }
+        this.player.position.copy(this.playerSpawn);
+        this.player.addPhysics(new AABB(Vec2.ZERO, new Vec2(14, 14)));
+        this.player.colliderOffset.set(0, 2);
+        this.player.addAI(PlayerController, {playerType: "platformer", tilemap: "Main"});
+
+        this.player.setGroup("player");
+
+        this.viewport.follow(this.player);
+    }
+
+    
+    //TODO - 
+    /**
+     * Adds an Enemy into the game
+     * @param spriteKey The key of the Enemy sprite
+     * @param tilePos The tilemap position to add the Enemy to
+     * @param aiOptions The options for the Enemy AI
+     */
+    /*
+    protected addEnemy(spriteKey: string, tilePos: Vec2, aiOptions: Record<string, any>): void {
+        let enemy = this.add.animatedSprite(spriteKey, "primary");
+        enemy.position.set(tilePos.x*32, tilePos.y*32);
+        enemy.scale.set(2, 2);
+        enemy.addPhysics();
+        enemy.addAI(EnemyController, aiOptions); //TODO - add individual enemy AI
+        enemy.setGroup("Enemy");
+
+        enemy.setTrigger("player",Player_Events.PLAYER_HIT_ENEMY, null);
+
+    }
+    */
+
+   
+    protected handlePlayerEnemyCollision(player: AnimatedSprite, enemy: AnimatedSprite) {
+        
+    }
+
+    /**
+     * Increments the amount of life the player has
+     * @param amt The amount to add to the player life
+     */
+    protected incPlayerLife(amt: number): void {
+        GameLevel.livesCount += amt;
+        this.livesCountLabel.text = "Lives: " + GameLevel.livesCount;
+        if (GameLevel.livesCount == 0){
+            Input.disableInput();
+            this.player.disablePhysics();
+            this.emitter.fireEvent(GameEventType.PLAY_SOUND, {key: "player_death", loop: false, holdReference: false});
+            this.player.tweens.play("death");
+        }
+    }
+
+    /**
+     * Returns the player to spawn
+     */
+    protected respawnPlayer(): void {
+        GameLevel.livesCount = 3;
+        this.emitter.fireEvent(GameEventType.STOP_SOUND, {key: "level_music"});
+        this.sceneManager.changeToScene(MainMenu, {});
+        Input.enableInput();
+    }
+}