XYZ Tiles接口

Google Maps    https://mt1.google.com/vt/lyrs=r&x={x}&y={y}&z={z}
Google Satellite    https://www.google.cn/maps/vt?lyrs=s@189&gl=cn&x={x}&y={y}&z={z}
Google Satellite Hybrid    https://mt1.google.com/vt/lyrs=y&x={x}&y={y}&z={z}
Google Terrain    https://mt1.google.com/vt/lyrs=t&x={x}&y={y}&z={z}
Google Roads    https://mt1.google.com/vt/lyrs=h&x={x}&y={y}&z={z}