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-rw-r--r--src/options/pie_chart.php8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/options/pie_chart.php b/src/options/pie_chart.php
index 070acaa..da7c676 100644
--- a/src/options/pie_chart.php
+++ b/src/options/pie_chart.php
@@ -10,6 +10,14 @@
/**
* Class containing the basic options for pie charts.
*
+ * For additional options configuring the apperance of the chart you may also
+ * want to check the option classes to configure the respective renderer you
+ * are using:
+ *
+ * - ezcGraphRendererOptions
+ * - ezcGraphRenderer2dOptions
+ * - ezcGraphRenderer3dOptions
+ *
* <code>
* $graph = new ezcGraphPieChart();
* $graph->palette = new ezcGraphPaletteEzRed();
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