added QROutput*

src/Output/QROutputBase.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * Class QROutputBase
+ *
+ * @filesource   QROutputBase.php
+ * @created      09.12.2015
+ * @package      chillerlan\QRCode\Output
+ * @author       Smiley <smiley@chillerlan.net>
+ * @copyright    2015 Smiley
+ * @license      MIT
+ */
+
+namespace chillerlan\QRCode\Output;
+
+/**
+ *
+ */
+class QROutputBase{
+
+	/**
+	 * @var array
+	 */
+	protected $matrix;
+
+	/**
+	 * @var int
+	 */
+	protected $pixelCount;
+
+	/**
+	 * @var object
+	 */
+	protected $options;
+
+	/**
+	 * @param array $matrix
+	 *
+	 * @return $this
+	 * @throws \chillerlan\QRCode\Output\QRCodeOutputException
+	 */
+	public function setMatrix(array $matrix){
+		$this->pixelCount = count($matrix);
+
+		// todo: specify valid range
+		if($this->pixelCount < 2
+			|| !isset($matrix[$this->pixelCount - 1])
+			|| $this->pixelCount !== count($matrix[$this->pixelCount - 1])
+		){
+			throw new QRCodeOutputException('Invalid matrix!');
+		}
+
+		$this->matrix = $matrix;
+
+		return $this;
+	}
+
+}