Added HasLegend trait

- Refactored component to use BaseChartModel and traits

src/Models/HasStroke.php

@@ -0,0 +1,48 @@
+<?php
+
+
+namespace Asantibanez\LivewireCharts\Models;
+
+
+trait HasStroke
+{
+    private $stroke;
+
+    public function initStroke()
+    {
+        $this->stroke = $this->defaultStroke();
+    }
+
+    private function defaultStroke()
+    {
+        return [
+            'curve' => 'straight',
+        ];
+    }
+
+    public function setSmoothCurve()
+    {
+        data_set($this->stroke, 'curve', 'smooth');
+
+        return $this;
+    }
+
+    public function setStraightCurve()
+    {
+        data_set($this->stroke, 'curve', 'straight');
+
+        return $this;
+    }
+
+    protected function strokeToArray()
+    {
+        return [
+            'stroke' => $this->stroke,
+        ];
+    }
+
+    protected function strokeFromArray($array)
+    {
+        $this->stroke = data_get($array, 'stroke', $this->defaultStroke());
+    }
+}