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updated poly.nim

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This commit is contained in:
Araq 2014-08-28 08:50:01 +02:00
commit 649dfa09c4
2 changed files with 47 additions and 39 deletions
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24
lib/pure/terminal.nim
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@ -31,7 +31,8 @@ when defined(windows):
proc getCursorPos(): tuple [x,y: int] =
var c: TCONSOLESCREENBUFFERINFO
if GetConsoleScreenBufferInfo(conHandle, addr(c)) == 0: raiseOSError(osLastError())
if GetConsoleScreenBufferInfo(conHandle, addr(c)) == 0:
raiseOSError(osLastError())
return (int(c.dwCursorPosition.x), int(c.dwCursorPosition.y))
proc getAttributes(): int16 =
@ -61,10 +62,12 @@ proc setCursorXPos*(x: int) =
when defined(windows):
var scrbuf: TCONSOLESCREENBUFFERINFO
var hStdout = conHandle
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0: raiseOSError(osLastError())
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0:
raiseOSError(osLastError())
var origin = scrbuf.dwCursorPosition
origin.x = int16(x)
if SetConsoleCursorPosition(conHandle, origin) == 0: raiseOSError(osLastError())
if SetConsoleCursorPosition(conHandle, origin) == 0:
raiseOSError(osLastError())
else:
stdout.write("\e[" & $x & 'G')
@ -75,10 +78,12 @@ when defined(windows):
when defined(windows):
var scrbuf: TCONSOLESCREENBUFFERINFO
var hStdout = conHandle
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0: raiseOSError(osLastError())
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0:
raiseOSError(osLastError())
var origin = scrbuf.dwCursorPosition
origin.y = int16(y)
if SetConsoleCursorPosition(conHandle, origin) == 0: raiseOSError(osLastError())
if SetConsoleCursorPosition(conHandle, origin) == 0:
raiseOSError(osLastError())
else:
discard
@ -155,10 +160,12 @@ proc eraseLine* =
var scrbuf: TCONSOLESCREENBUFFERINFO
var numwrote: DWORD
var hStdout = conHandle
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0: raiseOSError(osLastError())
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0:
raiseOSError(osLastError())
var origin = scrbuf.dwCursorPosition
origin.x = 0'i16
if SetConsoleCursorPosition(conHandle, origin) == 0: raiseOSError(osLastError())
if SetConsoleCursorPosition(conHandle, origin) == 0:
raiseOSError(osLastError())
var ht = scrbuf.dwSize.Y - origin.Y
var wt = scrbuf.dwSize.X - origin.X
if FillConsoleOutputCharacter(hStdout,' ', ht*wt,
@ -178,7 +185,8 @@ proc eraseScreen* =
var numwrote: DWORD
var origin: TCOORD # is inititalized to 0, 0
var hStdout = conHandle
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0: raiseOSError(osLastError())
if GetConsoleScreenBufferInfo(hStdout, addr(scrbuf)) == 0:
raiseOSError(osLastError())
if FillConsoleOutputCharacter(hStdout, ' ', scrbuf.dwSize.X*scrbuf.dwSize.Y,
origin, addr(numwrote)) == 0:
raiseOSError(osLastError())