/// <summary>Starts a bouncy ball</summary>
/// <param name="args"></param>
public static void Main(string[] args)
{
BasicBall Ball = new BasicBall {
XSpeed = 3,
BallGraphic = new BasicGraphic(squareball3x3, "SquareBall 3x3"),
Bounciness = 0.9,
Gravity = 0.5
}; //default settings
bool ShowInfo = true;
int FPS = 20;
bool StopOnZero = false;
string ErrorString = "";
foreach (string arg in args)
{
try {
//split
string[] SplitArg = arg.Split('=');
if (SplitArg.Length < 2)
{
continue;
}
//Parse
switch (SplitArg[0].ToUpper())
{
case "/GRAPHIC":
if (SplitArg[1].ToUpper().EndsWith(".DF"))
{
Ball.BallGraphic = BasicGraphic.LoadFromFile(SplitArg[1]);
}
if (SplitArg[1].ToUpper().EndsWith(".HC"))
{
Ball.BallGraphic = HiColorGraphic.LoadFromFile(SplitArg[1]);
}
break;
case "/X":
Ball.X = double.Parse(SplitArg[1]);
break;
case "/Y":
Ball.Y = double.Parse(SplitArg[1]);
break;
case "/XSPEED":
Ball.XSpeed = double.Parse(SplitArg[1]);
break;
case "/YSPEED":
Ball.YSpeed = double.Parse(SplitArg[1]);
break;
case "/SPEED":
//ok Speed is going to be formatted like: VEL:ANG (IE: 10:30 is 10 speed units at 30 degrees up
string[] splitsplitarg = SplitArg[1].Split(':');
double Vel = double.Parse(splitsplitarg[0]);
double Ang = double.Parse(splitsplitarg[1]) * (Math.PI / 180);
Ball.XSpeed = Vel * Math.Cos(Ang);
Ball.YSpeed = -1 * Vel * Math.Sin(Ang); //negative since positive is *down*
break;
case "/BOUNCE":
case "/BOUNCINESS":
Ball.Bounciness = double.Parse(SplitArg[1]);
break;
case "/GRAV":
case "/GRAVITY":
Ball.Gravity = double.Parse(SplitArg[1]);
break;
case "/FPS":
FPS = int.Parse(SplitArg[1]);
break;
case "/SHOWINFO":
ShowInfo = bool.Parse(SplitArg[1]);
break;
case "/STOPONZERO":
StopOnZero = bool.Parse(SplitArg[1]);
break;
default:
break;
}
}
catch (FormatException) { ErrorString += "\nCould not parse parameter for " + arg; }
catch (FileNotFoundException) { ErrorString += "\nCould not find file for " + arg; }
catch (IndexOutOfRangeException) { ErrorString += "\nNo Parameter for " + arg; }
}
if (!string.IsNullOrWhiteSpace(ErrorString))
{
RenderUtils.Echo("\nErrors occurred while parsing parameters:\n" + ErrorString + "\n\nPress CTRL+C to stop execution, or any other key to continue.");
RenderUtils.Pause();
Console.Clear();
}
BallRenderer(Ball, ShowInfo, FPS, StopOnZero);
}
/// <summary>Renders a BasicBall on the console</summary>
/// <param name="Ball"></param>
/// <param name="ShowInfo"></param>
/// <param name="FPS"></param>
/// <param name="StopOnZero"></param>
public static void BallRenderer(BasicBall Ball, bool ShowInfo, int FPS, bool StopOnZero)
{
bool Cont = true;
//Draw for first time
Ball.BallGraphic.Draw(Convert.ToInt32(Ball.X), Convert.ToInt32(Ball.Y));
string InfoString;
string DrawnInfoString = "";
while (Cont)
{
//Prepare infostring
InfoString = Ball.BallGraphic.Name + " (" + Ball.Width + "x" + Ball.Height + ")\n\n"
+ "Position : " + Ball.X.ToString("0.00") + ", " + Ball.Y.ToString("0.00") + "\n"
+ "Speed : " + Ball.XSpeed.ToString("0.00") + ", " + Ball.YSpeed.ToString("0.00") + "\n\n"
+ "Gravity : " + Ball.Gravity.ToString("0.00") + "\n"
+ "Bounciness: " + Ball.Bounciness.ToString("0.00");
//Redraw the infostring if it is different.
if (!InfoString.Equals(DrawnInfoString) && ShowInfo)
{
RenderUtils.SetPos(0, 0);
RenderUtils.Echo(InfoString);
DrawnInfoString = InfoString;
}
//Just in case in a try-catch just in case because if the console shrinks while drawing it could cause an error
try { Ball.Render(); } catch (Exception) { }
//Wait
RenderUtils.Sleep(1000 / FPS);
//If the console has been resized, resize the ball's x and y limit
if (Ball.XLimit != Console.WindowWidth || Ball.YLimit != Console.WindowHeight)
{
Ball.XLimit = Console.WindowWidth;
Ball.YLimit = Console.WindowHeight;
Console.Clear(); //Clear just to clean up any graphical glitches from the resize
}
//Read the console key
if (Console.KeyAvailable)
{
switch (Console.ReadKey(true).Key)
{
case ConsoleKey.UpArrow:
//Kick up.
Ball.YSpeed -= 5;
break;
case ConsoleKey.DownArrow:
//kick down
Ball.YSpeed += 5;
break;
case ConsoleKey.LeftArrow:
//Kick left
Ball.XSpeed -= 5;
break;
case ConsoleKey.RightArrow:
//Kick right
Ball.XSpeed += 5;
break;
case ConsoleKey.OemPlus:
case ConsoleKey.Add:
//More gravity
Ball.Gravity += .1;
break;
case ConsoleKey.OemMinus:
case ConsoleKey.Subtract:
//less gravity
Ball.Gravity -= .1;
break;
case ConsoleKey.Spacebar:
//Stop the ball
Ball.XSpeed = 0;
Ball.YSpeed = 0;
break;
case ConsoleKey.OemPeriod:
//up bounciness
Ball.Bounciness = Math.Min(1, Ball.Bounciness + 0.1);
break;
case ConsoleKey.OemComma:
//down bounciness
Ball.Bounciness = Math.Max(0, Ball.Bounciness - 0.1);
break;
case ConsoleKey.Escape:
//close
return;
case ConsoleKey.I:
ShowInfo = !ShowInfo;
if (!ShowInfo)
{
Console.Clear();
}
break;
default:
break;
}
}
if (StopOnZero && Convert.ToInt32(Ball.YSpeed) == 0 && Convert.ToInt32(Ball.XSpeed) == 0)
{
return;
}
}
}
