function osuwiskaButtonClick() {
	osuwiskaButton.style.background = "gray";

	const canvas = document.getElementsByClassName("ol-unselectable")[0];
	const ctx = canvas.getContext("2d");
	const height = canvas.height;
	const width = canvas.width;

	let XMIN = MapData.X_MIN;
	let YMIN = MapData.Y_MIN;
	let XMAX = MapData.X_MAX;
	let YMAX = MapData.Y_MAX;

	// let URL = `https://epsg.io/trans?data=${XMIN},${YMIN};${XMAX},${YMAX}&s_srs=2177&t_srs=2180`; stary endpoint
	let URL = `https://api.maptiler.com/coordinates/transform/${XMIN},${YMIN};${XMAX},${YMAX}.json?s_srs=2177&t_srs=2180&key=OZa2pWHGvC94xakI0fVk`;

	fetch(URL, {
		method: "GET",
	})
		.then((response) => response.json())
		.then((data) => {
			let NXMIN = data[0].x;
			let NYMIN = data[0].y;
			let NXMAX = data[1].x;
			let NYMAX = data[1].y;

			var img = new Image();
			img.onload = function () {
				ctx.drawImage(img, 0, 0, width, height);
			};

            // img.src = `
            // https://cbdgmapa.pgi.gov.pl/arcgis/rest/services/geozagrozenia/sopo_obszary/MapServer/export?dpi=96&transparent=true&format=png32&layers=show%3A-1%2C-1%2C-1%2C0%2C1%2C2%2C3&bbox=${NXMIN}%2C${NYMIN}%2C${NXMAX}%2C${NYMAX}&bboxSR=2180&imageSR=2180&size=${width}%2C${height}&f=image
            // `
			
			img.src = `
			https://geoportal.pgi.gov.pl/arcgis/rest/services/sopoView_dynamic/MapServer/export?dpi=96&transparent=true&format=png8&bbox=${NXMIN}%2C${NYMIN}%2C${NXMAX}%2C${NYMAX}&bboxSR=%7B%22wkt%22%3A%22PROJCS%5B%5C%22PUWG_92%5C%22%2CGEOGCS%5B%5C%22GCS_ETRF_1989%5C%22%2CDATUM%5B%5C%22D_ETRF_1989%5C%22%2CSPHEROID%5B%5C%22WGS_1984%5C%22%2C6378137.0%2C298.257223563%5D%5D%2CPRIMEM%5B%5C%22Greenwich%5C%22%2C0.0%5D%2CUNIT%5B%5C%22Degree%5C%22%2C0.0174532925199433%5D%5D%2CPROJECTION%5B%5C%22Gauss_Kruger%5C%22%5D%2CPARAMETER%5B%5C%22False_Easting%5C%22%2C500000.0%5D%2CPARAMETER%5B%5C%22False_Northing%5C%22%2C-5300000.0%5D%2CPARAMETER%5B%5C%22Central_Meridian%5C%22%2C19.0%5D%2CPARAMETER%5B%5C%22Scale_Factor%5C%22%2C0.9993%5D%2CPARAMETER%5B%5C%22Latitude_Of_Origin%5C%22%2C0.0%5D%2CUNIT%5B%5C%22Meter%5C%22%2C1.0%5D%5D%22%7D&imageSR=%7B%22wkt%22%3A%22PROJCS%5B%5C%22PUWG_92%5C%22%2CGEOGCS%5B%5C%22GCS_ETRF_1989%5C%22%2CDATUM%5B%5C%22D_ETRF_1989%5C%22%2CSPHEROID%5B%5C%22WGS_1984%5C%22%2C6378137.0%2C298.257223563%5D%5D%2CPRIMEM%5B%5C%22Greenwich%5C%22%2C0.0%5D%2CUNIT%5B%5C%22Degree%5C%22%2C0.0174532925199433%5D%5D%2CPROJECTION%5B%5C%22Gauss_Kruger%5C%22%5D%2CPARAMETER%5B%5C%22False_Easting%5C%22%2C500000.0%5D%2CPARAMETER%5B%5C%22False_Northing%5C%22%2C-5300000.0%5D%2CPARAMETER%5B%5C%22Central_Meridian%5C%22%2C19.0%5D%2CPARAMETER%5B%5C%22Scale_Factor%5C%22%2C0.9993%5D%2CPARAMETER%5B%5C%22Latitude_Of_Origin%5C%22%2C0.0%5D%2CUNIT%5B%5C%22Meter%5C%22%2C1.0%5D%5D%22%7D&size=${width}%2C${height}&f=image
			`

			osuwiskaButton.style.background = "none";
		});
}