/**
* Output a line, erasing the line first
*
* @param string $str String to output
* @param null|int $col The column to draw the current line
* @param boolean $erase Clear the line before drawing the passed string
*/
static function line($str, $col = null, $erase = true)
{
if ($col !== null) {
Cursor::rowcol($col, 1);
}
if ($erase) {
Erase::line();
}
fwrite(self::$stream, $str);
}
/**
* @param resource $stream
* @param string $str
* @param integer|null $row
*/
protected static function saveWriteRestore($stream, $str, $row)
{
if ($row) {
Cursor::savepos();
Cursor::rowcol($row, Misc::cols());
}
fwrite($stream, $str);
if ($row) {
Cursor::restore();
}
}
/**
* Render a statusbar stack
*
* @staticvar bool $lines A stack of previously added lines
* @param string $str The status to add
* @param null|int $height The height of the status menu to render
* @param bool $last_line_to_opposing_stream Send the last line of the status to the oposite stream (STDERR/STDOUT)
*/
static function statusbar($str, $height = null, $last_line_to_opposing_stream = true)
{
if ($height < 0) {
$height = Misc::rows() + $height + 1;
}
if (!$height) {
if (defined('STATUSBAR_HEIGHT')) {
$height = STATUSBAR_HEIGHT;
//@todo: backwards compatibility with some of my older code, remove
} else {
$height = max(5, Misc::rows() - 5);
}
}
static $lines = false;
$i = 0;
if (!$lines) {
$lines = array_fill(0, $height - 1, array('str' => ''));
}
foreach (explode(PHP_EOL, $str) as $line) {
$lines[] = array('str' => strtr(trim($line), "\r\n", " "));
array_shift($lines);
}
fwrite(self::$stream, "7[1;1f[2K");
foreach ($lines as $line) {
$i++;
$text = substr(str_pad($line['str'], Misc::cols()), 0, Misc::cols() - 1);
Cursor::rowcol($i, 1);
if ($i == $height - 1 && $last_line_to_opposing_stream) {
fwrite(self::$altstream, $text);
} else {
fwrite(self::$stream, $text);
}
}
fwrite(self::$stream, "[" . $height . ";1f");
fwrite(self::$stream, str_repeat('─', Misc::cols()));
fwrite(self::$stream, "8");
}
