programing is a hard job, i have nothing to say

src/classes/Assets.ts

@@ -0,0 +1,90 @@
+import * as PIXI from 'pixi.js';
+import { CreepStatsDefinition, MissionDefinition, TowerDefinition } from './Definitions';
+
+export default class Assets {
+    public static async LoadAssets() {
+        console.log('Loading Texture Assets');
+        Assets.Button01Texture = await PIXI.Assets.load({
+            src: '/assets/gui/button_01.png',
+        });
+        Assets.Button02Texture = await PIXI.Assets.load({
+            src: '/assets/gui/button_02.png',
+        });
+        Assets.Frame01Texture = await PIXI.Assets.load({
+            src: '/assets/gui/frame_01.png',
+        });
+        Assets.Frame02Texture = await PIXI.Assets.load({
+            src: '/assets/gui/frame_02.png',
+        });
+        Assets.FrameGreenTexture = await PIXI.Assets.load({
+            src: '/assets/gui/frame_green.png',
+        });
+        Assets.FrameRedTexture = await PIXI.Assets.load({
+            src: '/assets/gui/frame_red.png',
+        });
+        Assets.FrameVioletTexture = await PIXI.Assets.load({
+            src: '/assets/gui/frame_violet.png',
+        });
+        Assets.HealthTexture = await PIXI.Assets.load({
+            src: '/assets/gui/heart.png',
+        });
+        Assets.GoldTexture = await PIXI.Assets.load({
+            src: '/assets/gui/star.png',
+        });
+        Assets.BasicCreepTexture = await PIXI.Assets.load({
+            src: '/assets/creeps/basic.jpg',
+        });
+        await this.LoadMissions();
+        await this.LoadTowers();
+        await this.LoadCreepStats();
+    }
+
+    public static async LoadCreepStats() {
+        const res = await fetch('/assets/CreepStats.json');
+        const stats = await res.json();
+        this.CreepStats = stats;
+    }
+
+    private static async LoadMissions() {
+        Assets.Missions = [await this.LoadMission('/assets/missions/mission_01.json')];
+    }
+
+    private static async LoadTowers() {
+        const res = await fetch('/assets/Towers.json');
+        const towers = await res.json();
+        Assets.Towers = towers;
+    }
+
+    private static async LoadMission(missionUrl: string) {
+        const res = await fetch(missionUrl);
+        const mission = await res.json();
+        await this.LoadBackground(mission.mapImage.url);
+        return mission;
+    }
+
+    private static async LoadBackground(backgroundUrl: string) {
+        let index = this.MissionBackgrounds.length - 1;
+        if (index == -1) index = 0;
+        this.MissionBackgrounds[index] = await PIXI.Assets.load({
+            src: backgroundUrl,
+        });
+    }
+
+    public static BasicCreepTexture: PIXI.Texture;
+
+    public static Frame01Texture: PIXI.Texture;
+    public static Frame02Texture: PIXI.Texture;
+    public static FrameGreenTexture: PIXI.Texture;
+    public static FrameRedTexture: PIXI.Texture;
+    public static FrameVioletTexture: PIXI.Texture;
+    public static Button01Texture: PIXI.Texture;
+    public static Button02Texture: PIXI.Texture;
+    public static HealthTexture: PIXI.Texture;
+    public static GoldTexture: PIXI.Texture;
+
+    public static MissionBackgrounds: PIXI.Texture[] = [];
+    public static Missions: MissionDefinition[];
+    public static Towers: TowerDefinition[];
+    public static CreepStats: CreepStatsDefinition[];
+    public static DebuggingEnabled: boolean = true;
+}

src/classes/Bastion.ts

@@ -1,47 +1,62 @@
 import * as PIXI from 'pixi.js';
-import DynamicObject from './DynamicObject';
+import GameObject from './GameObject';
+import GuiObject from './GuiObject';
+import Scene from '../scenes/Scene';
 
-export class Foundation {
-    public static _PIXIApp: PIXI.Application;
-    public static Master: Master;
+export class environment {
+    public static app: PIXI.Application;
+    public static GameMaster: GameMaster;
     public static WindowHeight: number;
     public static WindowWidth: number;
     public static AspectRatio: number = 4 / 3;
 }
 
-export default class Master {
-    private DynamicObjects: DynamicObject[];
+export default class GameMaster {
+    public currentScene: Scene;
+    private GameObjects: GameObject[];
     private ticker: PIXI.Ticker;
-    public stage: PIXI.Container = new PIXI.Container({
-        width: Foundation.WindowWidth,
-        height: Foundation.WindowHeight,
-    });
 
     constructor() {
-        Foundation.Master = this;
+        environment.GameMaster = this;
         this.ticker = new PIXI.Ticker();
         this.ticker.maxFPS = 60;
         this.ticker.minFPS = 30;
         this.ticker.add(() => this.update(this.ticker.elapsedMS));
     }
 
-    public _CreateDynamicObject(object: DynamicObject) {
-        this.DynamicObjects.push(object);
+    public _CreateGameObject(object: GameObject) {
+        this.GameObjects.push(object);
+        environment.app.stage.addChild(object.container);
     }
 
-    public _RemoveDynamicObject(object: DynamicObject) {
-        this.DynamicObjects.splice(this.DynamicObjects.indexOf(object), 1);
+    public _RemoveGameObject(object: GameObject) {
+        this.GameObjects.splice(this.GameObjects.indexOf(object), 1);
+        environment.app.stage.removeChild(object.container);
     }
 
-    public RefreshStage() {
-        Foundation._PIXIApp.stage.removeChildren();
-        this.stage.width = Foundation.WindowWidth;
-        this.stage.height = Foundation.WindowHeight;
-        Foundation._PIXIApp.stage.addChild(this.stage);
+    public _CreateGuiObject(object: GuiObject) {
+        this.currentScene.gui.push(object);
+        environment.app.stage.addChild(object.container);
+    }
+
+    public _RemoveGuiObject(object: GuiObject) {
+        this.currentScene.gui.splice(this.currentScene.gui.indexOf(object), 1);
+        environment.app.stage.removeChild(object.container);
+    }
+
+    public changeScene(newScene: Scene) {
+        if (this.currentScene) {
+            this.currentScene.destroy();
+        }
+        this.GameObjects.forEach((element) => {
+            element.destroy();
+        });
+        this.currentScene = newScene;
+        this.currentScene.init();
     }
 
     public update(elapsedMS) {
-        this.DynamicObjects.forEach((element) => {
+        this.GameObjects.forEach((element) => {
             element.update(elapsedMS);
         });
     }

src/classes/Definitions.ts

@@ -0,0 +1,84 @@
+export type MissionDefinition = {
+    name: string;
+    description: string;
+    mapImage: MapImageDefinition;
+    gameMap: GameMapDefinition;
+    rounds: MissionRoundDefinition[];
+};
+
+export type MapImageDefinition = {
+    url: string;
+    width: number;
+    height: number;
+};
+
+export type GameMapDefinition = {
+    rows: number;
+    columns: number;
+    cells: TerrainType[][];
+    paths: PathDefinition[];
+};
+
+export type MissionRoundDefinition = {
+    waves: WaveDefinition[];
+    offeredGems: GemType[];
+};
+
+export type WaveDefinition = {
+    firstCreepSpawnTick: number;
+    spawnIntervalTicks: number;
+    creeps: CreepType[];
+};
+
+export type CreepStatsDefinition = {
+    health: number;
+    speed: number;
+    special: Function;
+    resistance: CreepResistancesDefinition;
+};
+
+export type CreepResistancesDefinition = {
+    physical: number;
+    divine: number;
+    fire: number;
+    ice: number;
+    frostfire: number;
+};
+
+export type TowerDefinition = {
+    name: string;
+    stats: TowerStatsDefinition;
+};
+
+export type TowerStatsDefinition = {
+    damage: number;
+    cooldown: number;
+    gemSlotsAmount: number;
+    cost: number;
+    range: number;
+};
+
+export type PathDefinition = [[row: number, column: number]];
+
+export enum CreepType {
+    Basic = 0,
+    Fast = 1,
+}
+
+export enum TerrainType {
+    Restricted = 0,
+    Buildable = 1,
+    Path = 9,
+}
+
+export enum GemType {
+    Fire = 0,
+    Yeti = 1,
+    Titalium = 2,
+    Soulforge = 3,
+}
+
+export enum TowerType {
+    Shooting = 0,
+    Circle = 1,
+}

src/classes/GameObject.ts

@@ -1,7 +1,7 @@
 import * as PIXI from 'pixi.js';
-import { Foundation } from './Bastion';
+import { environment } from './Bastion';
 
-export default abstract class DynamicObject {
+export default abstract class GameObject {
     public readonly name: string = this.constructor.name;
 
     protected _container: PIXI.Container = new PIXI.Container();
@@ -9,10 +9,10 @@ export default abstract class DynamicObject {
     protected _events: PIXI.EventEmitter = new PIXI.EventEmitter();
 
     public destroy() {
+        environment.GameMaster._RemoveGameObject(this);
         this._events.removeAllListeners();
         if (this._container.parent) this._container.parent.removeChild(this._container);
         this._container.destroy();
-        Foundation.Master._RemoveDynamicObject(this);
     }
 
     public get container(): PIXI.Container {
@@ -23,9 +23,10 @@ export default abstract class DynamicObject {
         return this._events;
     }
 
-    public update(elapsedMS) {}
+    public abstract update(elapsedMS): void;
 
     constructor() {
-        Foundation.Master._CreateDynamicObject(this);
+        // Define stuff that goes into this.container (visual elements), then call super().
+        environment.GameMaster._CreateGameObject(this);
     }
 }

src/classes/GuiObject.ts

@@ -1,12 +1,15 @@
 import * as PIXI from 'pixi.js';
+import { environment } from './Bastion';
 
 export default abstract class GuiObject {
     public readonly name: string = this.constructor.name;
 
-    protected _container: PIXI.Container;
+    protected _container: PIXI.Container = new PIXI.Container();
 
     protected _events: PIXI.EventEmitter = new PIXI.EventEmitter();
 
+    protected enabled: boolean;
+
     public destroy() {
         this._events.removeAllListeners();
         if (this._container.parent) this._container.parent.removeChild(this._container);
@@ -24,18 +27,24 @@ export default abstract class GuiObject {
     public onClick(e: PIXI.FederatedPointerEvent) {
         console.warn(`[${this.name} does not implement GuiObject.onClick()]`);
     }
+
     public onWheel(e: PIXI.FederatedWheelEvent) {
         console.warn(`[${this.name} does not implement GuiObject.onWheel()]`);
     }
 
-    constructor() {
-        this._container = new PIXI.Container();
+    public setEnabled(enabled: boolean) {
+        this.enabled = enabled;
+    }
+
+    constructor(interactive?: boolean) {
+        environment.GameMaster._CreateGuiObject(this);
+        if (!interactive) return;
         this._container.interactive = true;
         this._container.onwheel = (e) => {
-            this.onWheel(e);
+            if (this.enabled) this.onWheel(e);
         };
         this._container.onclick = (e) => {
-            this.onClick(e);
+            if (this.enabled) this.onClick(e);
         };
     }
 }

src/classes/gui/Button.ts

@@ -0,0 +1,60 @@
+import * as PIXI from 'pixi.js';
+import GuiObject from '../GuiObject';
+import Assets from '../Assets';
+
+export enum ButtonTexture {
+    Button01 = 0,
+    Button02 = 1,
+}
+
+export default class Button extends GuiObject {
+    private caption: string;
+    private bounds: PIXI.Rectangle;
+    private buttonTexture: PIXI.Texture;
+
+    private buttonSprite: PIXI.NineSliceSprite;
+    private buttonText: PIXI.Text;
+
+    setCaption(caption: string) {
+        this.caption = caption;
+        this.buttonText.text = caption;
+    }
+
+    constructor(bounds: PIXI.Rectangle, caption: string, buttonTexture: ButtonTexture, enabled: boolean = true) {
+        super(true);
+        if (buttonTexture == ButtonTexture.Button01) this.buttonTexture = Assets.Button01Texture;
+        if (buttonTexture == ButtonTexture.Button02) this.buttonTexture = Assets.Button02Texture;
+        this.caption = caption;
+        this.enabled = enabled;
+        this.bounds = bounds;
+        this.container.x = this.bounds.x;
+        this.container.y = this.bounds.y;
+        this.container.width = this.bounds.width;
+        this.container.height = this.bounds.height;
+        this.buttonSprite = new PIXI.NineSliceSprite({
+            texture: this.buttonTexture,
+            leftWidth: 100,
+            topHeight: 100,
+            rightWidth: 100,
+            bottomHeight: 100,
+        });
+        this.buttonSprite.x = 0;
+        this.buttonSprite.y = 0;
+        this.buttonSprite.width = this.bounds.width;
+        this.buttonSprite.height = this.bounds.height;
+        this.container.addChild(this.buttonSprite);
+        this.buttonText = new PIXI.Text({
+            text: this.caption,
+            style: new PIXI.TextStyle({
+                fill: 0xffffff,
+                fontSize: 24,
+            }),
+        });
+        this.container.addChild(this.buttonText);
+        this.buttonText.anchor.set(0.5, 0.5);
+        this.buttonText.x = this.bounds.width / 2;
+        this.buttonText.y = this.bounds.height / 2;
+        this.container.x = this.bounds.x;
+        this.container.y = this.bounds.y;
+    }
+}

src/main.ts

@@ -1,16 +1,17 @@
 import * as PIXI from 'pixi.js';
-import Master, { Foundation } from './classes/Bastion';
+import GameMaster, { environment } from './classes/Bastion';
+import Assets from './classes/Assets';
 
 (async () => {
     const app = new PIXI.Application();
-    const aspectRatio = Foundation.AspectRatio;
+    const aspectRatio = environment.AspectRatio;
     const maxWidth = window.innerWidth;
     const maxHeight = window.innerHeight;
     const width = Math.min(maxWidth * 0.75, maxHeight * aspectRatio);
     const height = width / aspectRatio;
-    Foundation.WindowWidth = width;
-    Foundation.WindowHeight = height;
-    Foundation._PIXIApp = app;
+    environment.WindowWidth = width;
+    environment.WindowHeight = height;
+    environment.app = app;
 
     await app.init({
         width: width,
@@ -19,16 +20,14 @@ import Master, { Foundation } from './classes/Bastion';
         sharedTicker: true,
         preference: 'webgl',
     });
-
     document.body.appendChild(app.canvas);
-    let master = new Master();
-    master.RefreshStage();
+    await Assets.LoadAssets();
+    new GameMaster();
     window.addEventListener('resize', () => {
         const newWidth = Math.min(window.innerWidth * 0.75, window.innerHeight * aspectRatio);
         const newHeight = newWidth / aspectRatio;
-        Foundation.WindowWidth = newWidth;
-        Foundation.WindowHeight = newHeight;
+        environment.WindowWidth = newWidth;
+        environment.WindowHeight = newHeight;
         app.renderer.resize(newWidth, newHeight);
-        master.RefreshStage();
     });
 })();

src/scenes/Main.ts

@@ -0,0 +1,9 @@
+import Button from '../classes/gui/Button';
+import Scene from './Scene';
+import * as PIXI from 'pixi.js';
+
+export class MainScene extends Scene {
+    public init() {
+        new Button(new PIXI.Bounds(0, 0, 200, 200));
+    }
+}

src/scenes/Scene.ts

@@ -0,0 +1,16 @@
+import GuiObject from '../classes/GuiObject';
+
+export default class Scene {
+    public gui: GuiObject[];
+    public destroy() {
+        this.gui.forEach((element) => {
+            element.destroy();
+        });
+    }
+    public GetGuiObject(object: GuiObject) {
+        return this.gui.find((obj) => obj == object);
+    }
+    public init() {
+        // Definitions for scene elements.
+    }
+}