Singleton textures manager.

• new Gfx2TextureManager(): Gfx2TextureManager

• deleteTexture(path: string): void
  • path: The file path.
• getTexture(path: string): ImageBitmap
  • path: The file path.
• hasTexture(path: string): boolean
  • path: The file path.
• loadTexture(path: string, storePath: string): Promise
  • path: The file path.
  • storePath: The optionnal store file path.
• releaseTextures(): void