Moved charts to separate generators.

app/Generator/Chart/Report/GoogleReportChartGenerator.php

@@ -0,0 +1,58 @@
+<?php
+
+namespace FireflyIII\Generator\Chart\Report;
+
+use Grumpydictator\Gchart\GChart;
+use Illuminate\Support\Collection;
+
+/**
+ * Class GoogleReportChartGenerator
+ *
+ * @package FireflyIII\Generator\Chart\Report
+ */
+class GoogleReportChartGenerator implements ReportChartGenerator
+{
+
+    /**
+     * @param Collection $entries
+     *
+     * @return array
+     */
+    public function yearInOut(Collection $entries)
+    {
+        $chart = new GChart;
+        $chart->addColumn(trans('firefly.month'), 'date');
+        $chart->addColumn(trans('firefly.income'), 'number');
+        $chart->addColumn(trans('firefly.expenses'), 'number');
+
+        /** @var array $entry */
+        foreach ($entries as $entry) {
+            $chart->addRowArray($entry);
+        }
+        $chart->generate();
+
+        return $chart->getData();
+    }
+
+    /**
+     * @param string $income
+     * @param string $expense
+     * @param int    $count
+     *
+     * @return array
+     */
+    public function yearInOutSummarized($income, $expense, $count)
+    {
+        $chart = new GChart;
+
+        $chart->addColumn(trans('firefly.summary'), 'string');
+        $chart->addColumn(trans('firefly.income'), 'number');
+        $chart->addColumn(trans('firefly.expenses'), 'number');
+        $chart->addRow(trans('firefly.sum'), $income, $expense);
+        $chart->addRow(trans('firefly.average'), ($income / $count), ($expense / $count));
+
+        $chart->generate();
+
+        return $chart->getData();
+    }
+}

app/Generator/Chart/Report/ReportChartGenerator.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace FireflyIII\Generator\Chart\Report;
+
+use Illuminate\Support\Collection;
+
+/**
+ * Interface ReportChartGenerator
+ *
+ * @package FireflyIII\Generator\Chart\Report
+ */
+interface ReportChartGenerator
+{
+
+    /**
+     * @param Collection $entries
+     *
+     * @return array
+     */
+    public function yearInOut(Collection $entries);
+
+    /**
+     * @param string $income
+     * @param string $expense
+     * @param int    $count
+     *
+     * @return array
+     */
+    public function yearInOutSummarized($income, $expense, $count);
+
+}