public static void ShowInformation(this PSHostRawUserInterface host, string caption, string message, int offsetX = 0, int offsetY = 3)
{
var pos = host.WindowPosition;
var con = host.WindowSize;
pos.X += offsetX;
pos.Y += offsetY;
string spacer = " ";
string[] text = new string[]
{
SB.Remove(0, SB.Length).Insert(0, ((char)32).ToString(), con.Width).ToString(),
SB.Remove(0, SB.Length).Append(spacer).Append(caption)
.Insert(caption.Length + spacer.Length, ((char)32).ToString(), (con.Width - caption.Length - spacer.Length)).ToString(),
SB.Remove(0, SB.Length).Insert(0, ((char)32).ToString(), con.Width).ToString(),
SB.Remove(0, SB.Length).Append(spacer).Append(message)
.Insert(message.Length + spacer.Length, ((char)32).ToString(), (con.Width - message.Length - spacer.Length)).ToString(),
SB.Remove(0, SB.Length).Insert(0, ((char)32).ToString(), con.Width).ToString()
};
var row = host.NewBufferCellArray(text, ConsoleColor.Black, ConsoleColor.DarkGray);
host.SetBufferContents(pos, row);
}
public static void PopHostUI(this PSHostRawUserInterface host)
{
host.BufferSize = HostBufferImage.BufferSize;
host.SetBufferContents(HostBufferImage.WindowPosition, HostBufferImage.Buffer);
host.CursorSize = HostBufferImage.CursorSize;
host.CursorPosition = HostBufferImage.CursorPosition;
host.BackgroundColor = HostBufferImage.Background;
host.ForegroundColor = HostBufferImage.Foreground;
host.WindowTitle = HostBufferImage.WindowTitle;
host.WindowPosition = HostBufferImage.WindowPosition;
host.WindowSize = HostBufferImage.WindowSize;
}
/// <summary>
/// Flush the contents of the playfield buffer to the screen.
/// </summary>
/// <param name="sync">the number of millis between flushes</param>
public void Flush(int sync)
{
if (sync > 0)
{
TimeSpan elapsed = DateTime.Now - flushtime;
int remain = sync - (int)elapsed.TotalMilliseconds;
if (remain > 0)
{
System.Threading.Thread.Sleep(remain);
}
}
DateTime thisflushtime = DateTime.Now;
stats[nextstat++] = (thisflushtime - flushtime).TotalMilliseconds;
nextstat = (nextstat + 1) % stats.Length;
if (nextstat == 0)
{
int sum = 0, num = 0;
foreach (int n in stats)
{
if (n > 0)
{
sum += n; num++;
}
}
if (num > 0)
{
fps = (int)(1000.0 / (sum / num));
}
}
if (showfps)
{
if (fps != lastfps || fpsimage == null)
{
BufferCell[,] cells = ui.NewBufferCellArray(new string[] { fps + "fps" }, ConsoleColor.White, ConsoleColor.Black);
fpsimage = new Image(cells, '\0', 0, 0);
lastfps = fps;
}
DrawImage(fpsimage, Width - fpsimage.Width, 0);
}
flushtime = thisflushtime;
ui.SetBufferContents(coord, buffer);
}
protected override void EndProcessing()
{
PSHostRawUserInterface ui = Host.UI.RawUI;
Size max = ui.MaxPhysicalWindowSize;
if (w > max.Width || h > max.Height)
{
throw new InvalidOperationException(
string.Format("Console can not be bigger than {0}x{1}. Consider using a smaller font size.", max.Width, max.Height));
}
// ensure that the host console is big enough for our needs
int bw = ui.BufferSize.Width;
int bh = ui.BufferSize.Height;
bw = Math.Max(w, bw);
bh = Math.Max(h, bh);
ui.BufferSize = new Size(bw, bh);
ui.WindowSize = new Size(w, h);
// now erase using current background colour (not sure how to call clear-host)
ui.SetBufferContents(new Rectangle(0, 0, bw - 1, bh - 1),
new BufferCell(' ', ui.ForegroundColor, ui.BackgroundColor, BufferCellType.Complete));
ui.CursorPosition = new Coordinates(0, 0);
}