public function getStops()
{
if (empty($this->stops)) {
foreach ($this->children as $_child) {
if ($_child->tagName != "stop") {
continue;
}
$_stop = new Stop();
$_attributes = $_child->attributes;
// Style
if (isset($_attributes["style"])) {
$_style = Style::parseCssStyle($_attributes["style"]);
if (isset($_style["stop-color"])) {
$_stop->color = Style::parseColor($_style["stop-color"]);
}
if (isset($_style["stop-opacity"])) {
$_stop->opacity = max(0, min(1.0, $_style["stop-opacity"]));
}
}
// Attributes
if (isset($_attributes["offset"])) {
$_stop->offset = $_attributes["offset"];
}
if (isset($_attributes["stop-color"])) {
$_stop->color = Style::parseColor($_attributes["stop-color"]);
}
if (isset($_attributes["stop-opacity"])) {
$_stop->opacity = max(0, min(1.0, $_attributes["stop-opacity"]));
}
$this->stops[] = $_stop;
}
}
return $this->stops;
}
public function test_parseColor()
{
$this->assertEquals("none", Style::parseColor("none"));
$this->assertEquals(array(255, 0, 0), Style::parseColor("RED"));
$this->assertEquals(array(0, 0, 255), Style::parseColor("blue"));
$this->assertEquals(null, Style::parseColor("foo"));
}