1j01/textual-paint
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Add support for tab, backspace, and (ignoring) bell for ANSI loading

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This commit is contained in:
Isaiah Odhner 2023-05-09 19:56:36 -04:00
parent de4cf01f73
commit 7ce6cc08ca
1 changed files with 11 additions and 0 deletions
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11
src/textual_paint/paint.py
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@ -871,6 +871,17 @@ class AnsiArtDocument:
document.ch.append([])
document.bg.append([])
document.fg.append([])
elif char == '\t':
x += 8 - (x % 8)
elif char == '\b':
x -= 1
if x < 0:
x = 0
# on some terminals, backspace at the start of a line moves the cursor up,
# but we're not defining a width for the document up front, so we can't do that
elif char == '\x07':
# ignore bell
pass
else:
while len(document.ch[y]) <= x:
document.ch[y].append(' ')