- Documented stacked bar charts in tutorial

1 files changed, 22 insertions, 0 deletions

diff --git a/docs/tutorial/tutorial_stacked_bar_chart.php b/docs/tutorial/tutorial_stacked_bar_chart.php
new file mode 100644
index 0000000..96f9c68
--- /dev/null
+++ b/docs/tutorial/tutorial_stacked_bar_chart.php
@@ -0,0 +1,22 @@
+<?php
+
+require_once 'tutorial_autoload.php';
+$wikidata = include 'tutorial_wikipedia_data.php';
+
+$graph = new ezcGraphBarChart();
+$graph->title = 'Wikipedia articles';
+
+// Stack bars
+$graph->options->stackBars = true;
+
+// Add data
+foreach ( $wikidata as $language => $data )
+{
+    $graph->data[$language] = new ezcGraphArrayDataSet( $data );
+}
+
+$graph->yAxis->label = 'Thousand articles';
+
+$graph->render( 400, 150, 'tutorial_stacked_bar_chart.svg' );
+
+?>