/**
* Draw a block of text, word wrap, right justified, support newline character (\n)
*/
public function drawTextBlockRight($x1, $y1, $x2, $y2, $text)
{
if ($x1 > $x2) {
list($x1, $x2) = array($x2, $x1);
}
if ($y1 > $y2) {
list($y1, $y2) = array($y2, $y1);
}
$width = $x2 - $x1;
$block = WString::wordWrap($text, $width);
foreach ($block as $line) {
if ($y1 > $y2) {
break;
}
$left = $width - WString::stringWidth($line);
$pre = str_repeat(' ', $left);
$this->drawString($x1, $y1, $pre . $line);
$y1++;
}
return $this;
}
private function exportRow($row, $x, $w)
{
$color = Color::NIL();
$ret = '';
$sz = count($this->buf[$row]);
for ($i = $x; $i < $x + $w and $i < $sz; $i++) {
if (!isset($this->buf[$row][$i])) {
echo sprintf("Dump: row = %s, i = %s, x = %s, w = %s\n", $row, $i, $x, $w);
//echo var_export($this->buf[$row]) . "\n";
exit(1);
}
list($char, $clr) = $this->buf[$row][$i];
if ($color != $clr) {
$ret .= $clr->export();
$color = $clr;
}
$ret .= $char;
if (WString::isWide($char)) {
$i++;
}
}
if ($x + $w > $sz) {
if ($color != Color::NIL()) {
$ret .= Color::NIL()->export();
}
$ret .= str_repeat(' ', $x + $w - $sz);
}
return $ret;
}