static void Main(string[] args)
{
var rc1 = new RectangleCoordinates(3, 3, 6, 6);
var rc2 = new RectangleCoordinates(3, 3, 5, 5);
RectangleOverlappingCounter counter = new RectangleOverlappingCounter();
var result = counter.CalculateArea(counter.DefineOverlapCoordinates(rc1, rc2));
Console.WriteLine(result);
}
public RectangleCoordinates DefineOverlapCoordinates(RectangleCoordinates rc1, RectangleCoordinates rc2)
{
if (rc1.X1 > rc2.X1)
{
var tempRect = rc1;
rc1 = rc2;
rc2 = tempRect;
}
bool areRectanglesFading = rc1.X2 > rc2.X1 && rc1.X1 <rc2.X2 && rc1.Y2> rc2.Y1 && rc1.Y1 < rc2.Y2;
if (areRectanglesFading)
{
int x1 = rc1.X1 > rc2.X1 ? rc1.X1 : rc2.X1;
int y1 = rc1.Y1 > rc2.Y1 ? rc1.Y1 : rc2.Y1;
int x2 = rc1.X2 < rc2.X2 ? rc1.X2 : rc2.X2;
int y2 = rc1.Y2 < rc2.Y2 ? rc1.Y2 : rc2.Y2;
return(new RectangleCoordinates(x1, y1, x2, y2));
}
return(new RectangleCoordinates(0, 0, 0, 0));
}
public int CalculateArea(RectangleCoordinates coordinates)
{
return(Math.Abs(coordinates.X1 - coordinates.X2) * Math.Abs(coordinates.Y1 - coordinates.Y2));
}
