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refactor(term): move ansi subpackages to ansi
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13 changes: 6 additions & 7 deletions
13
exp/term/ansi/sys/background_test.go → exp/term/ansi/background_test.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,4 @@ | ||
| package style | ||
| package ansi | ||
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| import ( | ||
| "image/color" | ||
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||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,17 +1,17 @@ | ||
| package ctrl | ||
| package ansi | ||
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| // RequestXTVersion is a control sequence that requests the terminal's XTVERSION. It responds with a DSR sequence identifying the version. | ||
| // | ||
| // CSI > Ps q | ||
| // DCS > | text ST | ||
| // | ||
| // See https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-PC-Style-Function-Keys | ||
| const RequestXTVersion = "\x1b[" + ">0q" | ||
| const RequestXTVersion = "\x1b[>0q" | ||
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| // RequestPrimaryDeviceAttributes is a control sequence that requests the | ||
| // terminal's primary device attributes (DA1). | ||
| // | ||
| // CSI c | ||
| // | ||
| // See https://vt100.net/docs/vt510-rm/DA1.html | ||
| const RequestPrimaryDeviceAttributes = "\x1b[" + "c" | ||
| const RequestPrimaryDeviceAttributes = "\x1b[c" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,159 @@ | ||
| package ansi | ||
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| import "strconv" | ||
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| // SaveCursor (DECSC) is an escape sequence that saves the current cursor | ||
| // position. | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/DECSC.html | ||
| const SaveCursor = "\x1b7" | ||
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| // RestoreCursor (DECRC) is an escape sequence that restores the cursor | ||
| // position. | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/DECRC.html | ||
| const RestoreCursor = "\x1b8" | ||
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| // CursorUp (CUU) returns a sequence for moving the cursor up n cells. | ||
| // | ||
| // CSI n A | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CUU.html | ||
| func CursorUp(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "A" | ||
| } | ||
|
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| // CursorUp1 is a sequence for moving the cursor up one cell. | ||
| // | ||
| // This is equivalent to CursorUp(1). | ||
| const CursorUp1 = "\x1b[A" | ||
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| // CursorDown (CUD) returns a sequence for moving the cursor down n cells. | ||
| // | ||
| // CSI n B | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CUD.html | ||
| func CursorDown(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "B" | ||
| } | ||
|
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| // CursorDown1 is a sequence for moving the cursor down one cell. | ||
| // | ||
| // This is equivalent to CursorDown(1). | ||
| const CursorDown1 = "\x1b[B" | ||
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| // CursorRight (CUF) returns a sequence for moving the cursor right n cells. | ||
| // | ||
| // CSI n C | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CUF.html | ||
| func CursorRight(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "C" | ||
| } | ||
|
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| // CursorRight1 is a sequence for moving the cursor right one cell. | ||
| // | ||
| // This is equivalent to CursorRight(1). | ||
| const CursorRight1 = "\x1b[C" | ||
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| // CursorLeft (CUB) returns a sequence for moving the cursor left n cells. | ||
| // | ||
| // CSI n D | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CUB.html | ||
| func CursorLeft(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "D" | ||
| } | ||
|
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| // CursorLeft1 is a sequence for moving the cursor left one cell. | ||
| // | ||
| // This is equivalent to CursorLeft(1). | ||
| const CursorLeft1 = "\x1b[D" | ||
|
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| // CursorNextLine (CNL) returns a sequence for moving the cursor to the | ||
| // beginning of the next line n times. | ||
| // | ||
| // CSI n E | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CNL.html | ||
| func CursorNextLine(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "E" | ||
| } | ||
|
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| // CursorPreviousLine (CPL) returns a sequence for moving the cursor to the | ||
| // beginning of the previous line n times. | ||
| // | ||
| // CSI n F | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CPL.html | ||
| func CursorPreviousLine(n int) string { | ||
| var s string | ||
| if n > 1 { | ||
| s = strconv.Itoa(n) | ||
| } | ||
| return "\x1b[" + s + "F" | ||
| } | ||
|
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| // MoveCursor (CUP) returns a sequence for moving the cursor to the given row | ||
| // and column. | ||
| // | ||
| // CSI n ; m H | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/CUP.html | ||
| func MoveCursor(row, col int) string { | ||
| var r, c string | ||
| if row > 1 { | ||
| r = strconv.Itoa(row) | ||
| } | ||
| if col > 1 { | ||
| c = strconv.Itoa(col) | ||
| } | ||
| return "\x1b[" + r + ";" + c + "H" | ||
| } | ||
|
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| // MoveCursorZero is a sequence for moving the cursor to the upper left corner | ||
| // of the screen. | ||
| // This is equivalent to MoveCursor(1, 1). | ||
| const MoveCursorZero = "\x1b[1;1H" | ||
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| // SaveCursorPosition (SCP or SCOSC) is a sequence for saving the cursor | ||
| // position. | ||
| // | ||
| // CSI s | ||
| // | ||
| // This acts like Save, except the page number where the cursor is located is | ||
| // not saved. | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/SCOSC.html | ||
| const SaveCursorPosition = "\x1b[s" | ||
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| // RestoreCursorPosition (RCP or SCORC) is a sequence for restoring the cursor | ||
| // position. | ||
| // | ||
| // CSI u | ||
| // | ||
| // This acts like Restore, except the cursor stays on the same page where the | ||
| // cursor was saved. | ||
| // | ||
| // See: https://vt100.net/docs/vt510-rm/SCORC.html | ||
| const RestoreCursorPosition = "\x1b[u" |
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