constructor(image, startX /*int*/, startY /*int*/, width /*int*/, height /*int*/, moduleSize /*float*/, resultPointCallback) {
			this.image = image;
			this.startX = startX;
			this.startY = startY;
			this.width = width;
			this.height = height;
			this.moduleSize = moduleSize;
			this.resultPointCallback = resultPointCallback;
			this.possibleCenters = []; // new Array<any>(5))
			// TYPESCRIPTPORT: array initialization without size as the length is checked below
			this.crossCheckStateCount = new Int32Array(3);
		}
<p>Creates a finder that will look in a portion of the whole image.</p>

@param image image to search
@param startX left column from which to start searching
@param startY top row from which to start searching
@param width width of region to search
@param height height of region to search
@param moduleSize estimated module size so far