public void Clear(char ch, ConsoleColor foreground, ConsoleColor background)
{
for (int i = 0; i < Width * Height; i++)
{
Buffer[i] = new ScreenBufferCharacter(ch, foreground, background, EnableUnderline);
}
}
public ScreenBuffer(ScreenBufferManager manager, int width, int height)
{
Manager = manager;
Width = width;
Height = height;
Buffer = new ScreenBufferCharacter[width * height];
for (int i = 0; i < Buffer.Length; i++)
{
Buffer[i] = new ScreenBufferCharacter(' ', ConsoleColor.Gray, ConsoleColor.Black, EnableUnderline);
}
}
public void Clear(Rectangle rectangle)
{
Debug.Assert(
rectangle.Left >= 0 &&
rectangle.Top >= 0 &&
rectangle.Right <= Width &&
rectangle.Height <= Height);
for (int y = rectangle.Top; y < rectangle.Bottom; y++)
{
for (int x = rectangle.Left; x < rectangle.Right; x++)
{
Buffer[y * Width + x] = new ScreenBufferCharacter(' ', ConsoleColor.Gray, ConsoleColor.Black, EnableUnderline);
}
}
}
public void Draw(int x, int y, string text, ConsoleColor foreground, ConsoleColor background)
{
int len = text.Length;
if (x + len > Width)
{
len = Math.Max(0, Width - x);
}
Debug.Assert(x + len <= Width);
Debug.Assert(y < Height);
for (int i = 0; i < len; i++)
{
Buffer[y * Width + x + i] = new ScreenBufferCharacter(text[i], foreground, background, EnableUnderline);
}
}
public void Commit()
{
for (int y = 0; y < _display.Height; y++)
{
for (int x = 0; x < _display.Width; x++)
{
var i = y * _display.Width + x;
ref ScreenBufferCharacter displayChar = ref _display.Buffer[i];
ref ScreenBufferCharacter backbufferChar = ref Backbuffer.Buffer[i];
if (displayChar != backbufferChar)
{
displayChar = backbufferChar;
var ci = new Win32Console.CHAR_INFO();
ci.Character = (byte)displayChar.Character;
ci.Attributes = GetAttributesFromColors(displayChar.Foreground, displayChar.Background);
if (displayChar.Underline)
{
ci.Attributes |= Win32Console.COMMON_LVB_UNDERSCORE;
}
var ci_array = new Win32Console.CHAR_INFO[1] {
ci
};
var rc = new Win32Console.SMALL_RECT((short)x, (short)y, (short)(x + 1), (short)(y + 1));
Debug.Assert(Win32Console.WriteConsoleOutput(
_screenBuffer,
ci_array,
new Win32Console.COORD(1, 1), // dwBufferSize - width/height of the 2d ci_array
new Win32Console.COORD(), // dwBufferCoord
ref rc)); // lpWriteRegion - where to write to
}
}
public void Draw(int x, int y, char ch, ConsoleColor foreground, ConsoleColor background)
{
Debug.Assert(x < Width);
Debug.Assert(y < Height);
Buffer[y * Width + x] = new ScreenBufferCharacter(ch, foreground, background, EnableUnderline);
}
