added QRMarkup & cleaned up the output

src/Output/QROutputAbstract.php

@@ -17,6 +17,16 @@ namespace chillerlan\QRCode\Output;
  */
 abstract class QROutputAbstract implements QROutputInterface{
 
+	/**
+	 * @var string
+	 */
+	protected $optionsInterface;
+
+	/**
+	 * @var array
+	 */
+	protected $types;
+
 	/**
 	 * @var array
 	 */
@@ -32,6 +42,23 @@ abstract class QROutputAbstract implements QROutputInterface{
 	 */
 	protected $options;
 
+	/**
+	 * @var \chillerlan\QRCode\Output\QROutputOptionsAbstract $outputOptions
+	 * @throws \chillerlan\QRCode\Output\QRCodeOutputException
+	 */
+	public function __construct(QROutputOptionsAbstract $outputOptions = null){
+		$this->options = $outputOptions;
+
+		if($this->optionsInterface && !$this->options instanceof $this->optionsInterface){
+			$this->options = new $this->optionsInterface;
+		}
+
+		if(is_array($this->types) && !in_array($this->options->type, $this->types , true)){
+			throw new QRCodeOutputException('Invalid output type!');
+		}
+
+	}
+
 	/**
 	 * @param array $matrix
 	 *