132 lines
4.7 KiB
TypeScript
132 lines
4.7 KiB
TypeScript
import ImageFrameConfig = Phaser.Types.Loader.FileTypes.ImageFrameConfig;
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import { DirtyScene } from "../Game/DirtyScene";
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const LogoNameIndex: string = "logoLoading";
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const TextName: string = "Loading...";
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const LogoResource: string = "static/images/logo.png";
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const LogoFrame: ImageFrameConfig = { frameWidth: 310, frameHeight: 60 };
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const loadingBarHeight: number = 16;
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const padding: number = 5;
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export class Loader {
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private progressContainer!: Phaser.GameObjects.Graphics;
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private progress!: Phaser.GameObjects.Graphics;
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private progressAmount: number = 0;
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private logo: Phaser.GameObjects.Image | undefined;
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private loadingText: Phaser.GameObjects.Text | null = null;
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public constructor(private scene: Phaser.Scene) {}
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public addLoader(): void {
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// If there is nothing to load, do not display the loader.
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if (this.scene.load.list.entries.length === 0) {
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return;
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}
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const loadingBarWidth: number = Math.floor(this.scene.game.renderer.width / 3);
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const promiseLoadLogoTexture = new Promise<Phaser.GameObjects.Image>((res) => {
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if (this.scene.load.textureManager.exists(LogoNameIndex)) {
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return res(
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(this.logo = this.scene.add.image(
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this.scene.game.renderer.width / 2,
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this.scene.game.renderer.height / 2 - 150,
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LogoNameIndex
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))
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);
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} else {
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//add loading if logo image is not ready
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this.loadingText = this.scene.add.text(
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this.scene.game.renderer.width / 2,
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this.scene.game.renderer.height / 2 - 50,
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TextName
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);
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}
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this.scene.load.spritesheet(LogoNameIndex, LogoResource, LogoFrame);
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this.scene.load.once(`filecomplete-spritesheet-${LogoNameIndex}`, () => {
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if (this.loadingText) {
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this.loadingText.destroy();
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}
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return res(
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(this.logo = this.scene.add.image(
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this.scene.game.renderer.width / 2,
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this.scene.game.renderer.height / 2 - 150,
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LogoNameIndex
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))
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);
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});
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});
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this.progressContainer = this.scene.add.graphics();
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this.progress = this.scene.add.graphics();
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this.progressContainer.fillStyle(0x444444, 0.8);
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this.resize();
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this.scene.load.on("progress", (value: number) => {
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this.progressAmount = value;
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this.drawProgress();
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});
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this.scene.load.on("complete", () => {
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if (this.loadingText) {
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this.loadingText.destroy();
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}
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promiseLoadLogoTexture
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.then((resLoadingImage: Phaser.GameObjects.Image) => {
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resLoadingImage.destroy();
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})
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.catch((e) => console.error(e));
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this.progress.destroy();
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this.progressContainer.destroy();
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if (this.scene instanceof DirtyScene) {
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this.scene.markDirty();
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}
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});
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}
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public removeLoader(): void {
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if (this.scene.load.textureManager.exists(LogoNameIndex)) {
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this.scene.load.textureManager.remove(LogoNameIndex);
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}
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}
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public resize(): void {
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const loadingBarWidth: number = Math.floor(this.scene.game.renderer.width / 3);
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this.progressContainer.clear();
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this.progressContainer.fillStyle(0x444444, 0.8);
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this.progressContainer.fillRect(
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(this.scene.game.renderer.width - loadingBarWidth) / 2 - padding,
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this.scene.game.renderer.height / 2 + 50 - padding,
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loadingBarWidth + padding * 2,
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loadingBarHeight + padding * 2
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);
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this.drawProgress();
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if (this.loadingText) {
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this.loadingText.x = this.scene.game.renderer.width / 2;
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this.loadingText.y = this.scene.game.renderer.height / 2 - 50;
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}
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if (this.logo) {
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this.logo.x = this.scene.game.renderer.width / 2;
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this.logo.y = this.scene.game.renderer.height / 2 - 150;
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}
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}
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private drawProgress() {
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const loadingBarWidth: number = Math.floor(this.scene.game.renderer.width / 3);
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this.progress.clear();
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this.progress.fillStyle(0xbbbbbb, 1);
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this.progress.fillRect(
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(this.scene.game.renderer.width - loadingBarWidth) / 2,
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this.scene.game.renderer.height / 2 + 50,
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loadingBarWidth * this.progressAmount,
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loadingBarHeight
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);
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}
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}
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