Пример #1
0
        /// <summary>
        ///     Create rectangle from center coordinates and height / width
        /// </summary>
        /// <param name="y">center row</param>
        /// <param name="x">center column</param>
        /// <param name="rows">total height</param>
        /// <param name="columns">total width</param>
        /// <returns>a new rectangle</returns>
        public static Rectangle FromCenter(int y, int x, int rows, int columns)
        {
            EvenException.Check(nameof(rows), rows);
            EvenException.Check(nameof(columns), columns);

            OutOfRangeException.Check(nameof(rows), rows, 1);
            OutOfRangeException.Check(nameof(columns), columns, 1);

            var relHeight = (rows - 1) / 2;
            var relWidth  = (columns - 1) / 2;

            var top  = y - relHeight;
            var left = x - relWidth;

            var region = new Rectangle(left, top, columns, rows);

            return(region);
        }
Пример #2
0
 public void EvenException_ThrowsException()
 {
     Assert.Catch <EvenException>(() => EvenException.Check("", 2));
 }
Пример #3
0
 public void EvenException_Ok()
 {
     EvenException.Check("", 1);
     Assert.Pass();
 }