workadventure/front/src/Phaser/CameraManager.ts

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import {RESOLUTION} from "../Enum/EnvironmentVariable";
import {Player} from "./Player";
import {MapManagerInterface} from "./MapManager";
export interface CameraManagerInterface {
CurrentPlayer : Player;
MapManager : MapManagerInterface;
moveCamera() : void;
}
export class CameraManager implements CameraManagerInterface{
Scene : Phaser.Scene;
Camera : Phaser.Cameras.Scene2D.Camera;
CurrentPlayer : Player;
MapManager : MapManagerInterface;
constructor(
Scene: Phaser.Scene,
Camera : Phaser.Cameras.Scene2D.Camera,
MapManager: MapManagerInterface,
CurrentPlayer: Player
) {
this.Scene = Scene;
this.MapManager = MapManager;
this.Camera = Camera;
this.CurrentPlayer = CurrentPlayer;
}
/**
*
* @param x
* @param y
* @param speedMultiplier
*/
private moveCameraPosition(x:number, y:number, speedMultiplier: number): void {
this.Camera.scrollX += speedMultiplier * 2 * x;
this.Camera.scrollY += speedMultiplier * 2 * y;
}
/**
*
*/
moveCamera(): void {
//center of camera
let startX = ((window.innerWidth / 2) / RESOLUTION);
let startY = ((window.innerHeight / 2) / RESOLUTION);
//if user client on shift, camera and player speed
let speedMultiplier = this.MapManager.keyShift.isDown ? 5 : 1;
if (this.MapManager.keyZ.isDown || this.MapManager.keyUp.isDown) {
if (!this.CanToMoveUp()) {
this.Camera.scrollY = 0;
}else if (this.CurrentPlayer.y < (this.MapManager.Map.widthInPixels - startY)) {
this.moveCameraPosition(0, -1, speedMultiplier);
}
}
if (this.MapManager.keyQ.isDown || this.MapManager.keyLeft.isDown) {
if (!this.CanToMoveLeft()) {
this.Camera.scrollX = 0;
}else if (this.CurrentPlayer.x < (this.MapManager.Map.heightInPixels - startX)) {
this.moveCameraPosition(-1, 0, speedMultiplier);
}
}
if (this.MapManager.keyS.isDown || this.MapManager.keyDown.isDown) {
if (!this.CanToMoveDown()) {
this.Camera.scrollY = (this.MapManager.Map.heightInPixels - (window.innerHeight / RESOLUTION));
} else if (this.CurrentPlayer.y > startY) {
this.moveCameraPosition(0, 1, speedMultiplier);
}
}
if (this.MapManager.keyD.isDown || this.MapManager.keyRight.isDown) {
if (!this.CanToMoveRight()) {
this.Camera.scrollX = (this.MapManager.Map.widthInPixels - (window.innerWidth / RESOLUTION));
} else if (this.CurrentPlayer.x > startX) {
this.moveCameraPosition(1, 0, speedMultiplier);
}
}
}
private CanToMoveUp(){
return this.Camera.scrollY > 0;
}
private CanToMoveLeft(){
return this.Camera.scrollX > 0;
}
private CanToMoveDown(){
return this.MapManager.Map.heightInPixels > (this.Camera.scrollY + (window.innerHeight / RESOLUTION))
}
private CanToMoveRight(){
return this.MapManager.Map.widthInPixels > (this.Camera.scrollX + (window.innerWidth / RESOLUTION))
}
}