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Make VT-100 sequences easier to understand

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This commit is contained in:
Patrik Svensson
2021-03-28 17:04:03 +02:00
committed by Phil Scott
parent 20650f1e7e
commit 1ed7e65fcb
9 changed files with 275 additions and 26 deletions
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7
src/Spectre.Console/Rendering/LiveRenderable.cs
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@ -1,4 +1,5 @@
using System.Collections.Generic;
using static Spectre.Console.AnsiSequences;
namespace Spectre.Console.Rendering
{
@ -27,7 +28,8 @@ namespace Spectre.Console.Rendering
return new ControlSequence(string.Empty);
}
return new ControlSequence("\r" + "\u001b[1A".Repeat(_shape.Value.Height - 1));
var linesToMoveUp = _shape.Value.Height - 1;
return new ControlSequence("\r" + CUU(linesToMoveUp));
}
}
@ -40,7 +42,8 @@ namespace Spectre.Console.Rendering
return new ControlSequence(string.Empty);
}
return new ControlSequence("\r\u001b[2K" + "\u001b[1A\u001b[2K".Repeat(_shape.Value.Height - 1));
var linesToClear = _shape.Value.Height - 1;
return new ControlSequence("\r" + EL(2) + (CUU(1) + EL(2)).Repeat(linesToClear));
}
}