Add vector style management.

src/Netzmacht/Contao/Leaflet/Dca/Vector.php

@@ -12,10 +12,25 @@
 namespace Netzmacht\Contao\Leaflet\Dca;
 
 
+use Netzmacht\Contao\DevTools\Dca\Options\OptionsBuilder;
+use Netzmacht\Contao\Leaflet\Model\StyleModel;
+
 class Vector
 {
     public function generateRow($row)
     {
         return sprintf('%s <span class="tl_gray">[%s]</span>', $row['title'], $row['type']);
     }
+
+    /**
+     * Get all styles.
+     *
+     * @return array
+     */
+    public function getStyles()
+    {
+        $collection = StyleModel::findAll(array('order' => 'title'));
+
+        return OptionsBuilder::fromCollection($collection, 'id', 'title')->getOptions();
+    }
 }