/**
* @see Less_Tree::genCSS
*/
public function genCSS($output)
{
if (Less_Parser::$options['strictUnits'] && !$this->unit->isSingular()) {
throw new Less_Exception_Compiler("Multiple units in dimension. Correct the units or use the unit function. Bad unit: " . $this->unit->toString());
}
$value = Less_Functions::fround($this->value);
$strValue = (string) $value;
if ($value !== 0 && $value < 1.0E-6 && $value > -1.0E-6) {
// would be output 1e-6 etc.
$strValue = number_format($strValue, 10);
$strValue = preg_replace('/\\.?0+$/', '', $strValue);
}
if (Less_Parser::$options['compress']) {
// Zero values doesn't need a unit
if ($value === 0 && $this->unit->isLength()) {
$output->add($strValue);
return $strValue;
}
// Float values doesn't need a leading zero
if ($value > 0 && $value < 1 && $strValue[0] === '0') {
$strValue = substr($strValue, 1);
}
}
$output->add($strValue);
$this->unit->genCSS($output);
}
public function toCSS($doNotCompress = false)
{
$compress = Less_Parser::$options['compress'] && !$doNotCompress;
$alpha = Less_Functions::fround($this->alpha);
//
// If we have some transparency, the only way to represent it
// is via `rgba`. Otherwise, we use the hex representation,
// which has better compatibility with older browsers.
// Values are capped between `0` and `255`, rounded and zero-padded.
//
if ($alpha < 1) {
if ($alpha === 0 && isset($this->isTransparentKeyword) && $this->isTransparentKeyword) {
return 'transparent';
}
$values = array();
foreach ($this->rgb as $c) {
$values[] = Less_Functions::clamp(round($c), 255);
}
$values[] = $alpha;
$glue = $compress ? ',' : ', ';
return "rgba(" . implode($glue, $values) . ")";
} else {
$color = $this->toRGB();
if ($compress) {
// Convert color to short format
if ($color[1] === $color[2] && $color[3] === $color[4] && $color[5] === $color[6]) {
$color = '#' . $color[1] . $color[3] . $color[5];
}
}
return $color;
}
}
