/// <summary>
/// If user enters e or E, create an object of Circle, set dimensions for it based on input, then add it to the list.
/// If any dimensions equal or less than 0, user should be given error message and has another chance to continue.
/// However, the instance should not be added into the list.
/// </summary>
/// <param name="shapes">a list which contains elements that are Shape type</param>
private static void Select_E(List <Shape> shapes)
{
Shape circle = new Circle("circle");
circle.SetData();
Circle c = (Circle)circle;
if (c.Radius <= 0)
{
InvalidDimensions();
}
else
{
shapes.Add(circle);
}
}
/// <summary>
/// This is the method that runs the main block of
/// program execution.
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
/*
* First we display the console information using the initializer method, then
* we use the dataSetter method to promt the user to make a decision. Then we
* create an empty Shape list, and create a boolean flag to run a loop that
* validates the users input and then takes an action depending on the user input
* to either create a new shape of choice, or display the Shape list info and exit.
*/
String input;
initializer();
dataSetter();
bool flag = true;
var shapeList = new List <Shape>();
while (flag)
{
if (input.ToUpper() == "A" || input.ToUpper() == "B" || input.ToUpper() == "C" || input.ToUpper() == "D" || input.ToUpper() == "E" || input.ToUpper() == "F" || input.ToUpper() == "G" || input.ToUpper() == "H" || input.ToUpper() == "I" || input.ToUpper() == "J" || input == "0")
{
switch (input.ToUpper())
{
// Switch statement deciding which shape to make
case "A":
Rectangle a = new Rectangle();
a.SetData();
a.CalculateArea();
shapeList.Add(a);
Console.Clear();
break;
case "B":
Square b = new Square();
b.SetData();
b.CalculateArea();
shapeList.Add(b);
Console.Clear();
break;
case "C":
Box c = new Box();
c.SetData();
c.CalculateArea();
c.CalculateVolume();
shapeList.Add(c);
Console.Clear();
break;
case "D":
Cube d = new Cube();
d.SetData();
d.CalculateArea();
d.CalculateVolume();
shapeList.Add(d);
Console.Clear();
break;
case "E":
Ellipse e = new Ellipse();
e.SetData();
e.CalculateArea();
shapeList.Add(e);
Console.Clear();
break;
case "F":
Circle f = new Circle();
f.SetData();
f.CalculateArea();
shapeList.Add(f);
Console.Clear();
break;
case "G":
Cylinder g = new Cylinder();
g.SetData();
g.CalculateArea();
g.CalculateVolume();
shapeList.Add(g);
Console.Clear();
break;
case "H":
Sphere h = new Sphere();
h.SetData();
h.CalculateArea();
h.CalculateVolume();
shapeList.Add(h);
Console.Clear();
break;
case "I":
Triangle i = new Triangle();
i.SetData();
i.CalculateArea();
shapeList.Add(i);
Console.Clear();
break;
case "J":
Tetrahedron j = new Tetrahedron();
j.SetData();
j.CalculateArea();
j.CalculateVolume();
shapeList.Add(j);
Console.Clear();
break;
case "0":
Console.WriteLine();
outputTemplate();
foreach (Shape shapes in shapeList)
{
Console.WriteLine(shapes.ToString());
}
flag = false;
break;
default:
break;
}
if (flag)
{
initializer();
dataSetter();
}
}
else
{
Console.Clear();
initializer();
Console.WriteLine("Not valid input");
dataSetter();
}
}
/*
* This line was used to prevent the console from closing instantly when user
* chooses to display the shape list info. Allows user to hit any button to exit.
*/
Console.ReadLine();
/// <summary>
/// This is the initializer method, used to easily refill the console with
/// the main information when needed.
/// </summary>
void initializer()
{
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.WriteLine("Bret's Geometry Class:");
Console.ResetColor();
Console.WriteLine("{0, -20} {1, -20}", "A - Rectangle", "F - Circle");
Console.WriteLine("{0, -20} {1, -20}", "B - Square", "G - Cylinder");
Console.WriteLine("{0, -20} {1, -20}", "C - Box", "H - Sphere");
Console.WriteLine("{0, -20} {1, -20}", "D - Cube", "I - Triangle");
Console.WriteLine("{0, -20} {1, -20}", "E - Ellipse", "J - Tetrahedron");
Console.WriteLine("\n0 - List all shapes | THEN HIT ENTER TO EXIT\n");
Console.WriteLine($"You have entered {Shape.GetCount()} shape(s) so far\n");
}
/// <summary>
/// This is the dataSetter method, used to easily prompt the user
/// to input information when needed.
/// </summary>
void dataSetter()
{
Console.Write("Enter your choice: ");
input = Console.ReadLine();
}
/// <summary>
/// This is the outputTemplate method, used to easily display the output Heading
/// when the user prompt for the output of the Shape array.
/// </summary>
void outputTemplate()
{
Console.WriteLine("{0, -11} {1, -11} {2, -11} {3, -45}", "Shape", "Area", "Volume", "Details");
Console.WriteLine("{0, -11} {1, -11} {2, -11} {3, -45}", "===========", "===========", "===========", "=============================================");
}
}