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Minor tweaks
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This commit is contained in:
Timothy Warren 2021-03-05 20:47:59 -05:00
parent e6f7095a45
commit 113cc1a0a1
3 changed files with 8 additions and 3 deletions
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4
src/ANSI.php
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@ -78,7 +78,9 @@ class ANSI {
*/ */
public static function moveCursor(int $line, int $column): string public static function moveCursor(int $line, int $column): string
{ {
return self::seq('%d;%dH', $line, $column); // The terminal has a 1-based coordinate system,
// add one to each to allow 0-based coordinate system input
return self::seq('%d;%dH', $line + 1, $column + 1);
} }
/** /**

4
src/Editor.php
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@ -688,8 +688,8 @@ class Editor {
// Specify the current cursor position // Specify the current cursor position
$this->outputBuffer .= ANSI::moveCursor( $this->outputBuffer .= ANSI::moveCursor(
($this->cursorY - $this->rowOffset) + 1, $this->cursorY - $this->rowOffset,
($this->renderX - $this->colOffset) + 1 $this->renderX - $this->colOffset
); );
$this->outputBuffer .= ANSI::SHOW_CURSOR; $this->outputBuffer .= ANSI::SHOW_CURSOR;

3
src/Terminal.php
View File

@ -33,6 +33,9 @@ class Terminal {
return [25, 80]; return [25, 80];
} }
/**
* Clear the screen and reset the cursor position
*/
public static function clear(): void public static function clear(): void
{ {
self::write(ANSI::CLEAR_SCREEN . ANSI::RESET_CURSOR); self::write(ANSI::CLEAR_SCREEN . ANSI::RESET_CURSOR);