/**
* @param string $prefix
* @param RemoteWebElement $element
*
* @return string
* @throws RuntimeException
*/
protected function takeScreenshot($prefix, RemoteWebElement $element = null)
{
$screenshotPath = $this->getScreenshotPath($prefix);
$this->webDriver->takeScreenshot($screenshotPath);
if (!file_exists($screenshotPath)) {
throw new RuntimeException('Could not save screenshot');
}
if ($element === null) {
return $screenshotPath;
}
$elementWidth = $element->getSize()->getWidth();
$elementHeight = $element->getSize()->getHeight();
$elementSrcX = $element->getLocation()->getX();
$elementSrcY = $element->getLocation()->getY();
// Create image instances
$src = imagecreatefrompng($screenshotPath);
$dest = imagecreatetruecolor($elementWidth, $elementHeight);
// Copy
imagecopy($dest, $src, 0, 0, $elementSrcX, $elementSrcY, $elementWidth, $elementHeight);
imagepng($dest, $screenshotPath);
if (!file_exists($screenshotPath)) {
throw new RuntimeException('Could not save screenshot');
}
return $screenshotPath;
}
/**
* Create screenshot for an element
*
* @param string $referenceImageName
* @param RemoteWebElement $element
* @return \Imagick
*/
protected function _createScreenshot($referenceImageName, RemoteWebElement $element)
{
// Try scrolling the element into the view port
$element->getLocationOnScreenOnceScrolledIntoView();
$tempImagePath = $this->moduleFileSystemUtil->getTempImagePath($referenceImageName);
$this->webDriver->webDriver->takeScreenshot($tempImagePath);
$image = new \Imagick($tempImagePath);
$image->cropImage($element->getSize()->getWidth(), $element->getSize()->getHeight(), $element->getCoordinates()->onPage()->getX(), $element->getCoordinates()->onPage()->getY());
$image->setImageFormat('png');
$image->writeImage($tempImagePath);
return $image;
}
