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Add method to write VT/ANSI control codes

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Adds a new extension method IAnsiConsole.WriteAnsi that writes
VT/ANSI control codes to the console. If VT/ANSI control codes are
not supported, nothing will be written.
This commit is contained in:
Patrik Svensson
2021-04-22 22:11:21 +02:00
committed by Phil Scott
parent 91f910326c
commit 3463dde543
14 changed files with 212 additions and 101 deletions
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6
src/Spectre.Console/Internal/Backends/Ansi/AnsiConsoleBackend.cs
View File

@ -22,12 +22,12 @@ namespace Spectre.Console
public void Clear(bool home)
{
Write(new ControlSequence(ED(2)));
Write(new ControlSequence(ED(3)));
Write(new ControlCode(ED(2)));
Write(new ControlCode(ED(3)));
if (home)
{
Write(new ControlSequence(CUP(1, 1)));
Write(new ControlCode(CUP(1, 1)));
}
}

14
src/Spectre.Console/Internal/Backends/Ansi/AnsiConsoleCursor.cs
View File

@ -16,11 +16,11 @@ namespace Spectre.Console
{
if (show)
{
_backend.Write(new ControlSequence(SM(DECTCEM)));
_backend.Write(new ControlCode(SM(DECTCEM)));
}
else
{
_backend.Write(new ControlSequence(RM(DECTCEM)));
_backend.Write(new ControlCode(RM(DECTCEM)));
}
}
@ -34,23 +34,23 @@ namespace Spectre.Console
switch (direction)
{
case CursorDirection.Up:
_backend.Write(new ControlSequence(CUU(steps)));
_backend.Write(new ControlCode(CUU(steps)));
break;
case CursorDirection.Down:
_backend.Write(new ControlSequence(CUD(steps)));
_backend.Write(new ControlCode(CUD(steps)));
break;
case CursorDirection.Right:
_backend.Write(new ControlSequence(CUF(steps)));
_backend.Write(new ControlCode(CUF(steps)));
break;
case CursorDirection.Left:
_backend.Write(new ControlSequence(CUB(steps)));
_backend.Write(new ControlCode(CUB(steps)));
break;
}
}
public void SetPosition(int column, int line)
{
_backend.Write(new ControlSequence(CUP(line, column)));
_backend.Write(new ControlCode(CUP(line, column)));
}
}
}