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2022-05-31 16:21:53 -04:00
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+/* ------------------------------------------------------------------------------
+ *
+ *  # Google Visualization - diff pie
+ *
+ *  Google Visualization diff pie chart with border factor demonstration
+ *
+ *  Version: 1.0
+ *  Latest update: August 1, 2015
+ *
+ * ---------------------------------------------------------------------------- */
+
+
+// Diff pie chart
+// ------------------------------
+
+// Initialize chart
+google.load("visualization", '1.1', {packages:['corechart']});
+google.setOnLoadCallback(drawChart);
+
+
+// Chart settings
+function drawChart() {
+
+    // Old data set
+    var oldData = google.visualization.arrayToDataTable([
+        ['Major', 'Degrees'],
+        ['Business', 256070], ['Education', 108034],
+        ['Social Sciences & History', 127101], ['Health', 81863],
+        ['Psychology', 74194]
+    ]);
+
+    // New data set
+    var newData = google.visualization.arrayToDataTable([
+        ['Major', 'Degrees'],
+        ['Business', 358293], ['Education', 101265],
+        ['Social Sciences & History', 172780], ['Health', 129634],
+        ['Psychology', 97216]
+    ]);
+
+
+    // Options
+    var options = {
+        fontName: 'Roboto',
+        height: 300,
+        width: 500,
+        chartArea: {
+            left: 50,
+            width: '90%',
+            height: '90%'
+        },
+        diff: {
+            innerCircle: {
+                borderFactor: 0.08
+            }
+        }
+    };
+
+
+    // Attach chart to the DOM element
+    var chartRadius = new google.visualization.PieChart($('#google-pie-diff-border')[0]);
+
+    // Set data
+    var diffData = chartRadius.computeDiff(oldData, newData);
+
+    // Draw our chart, passing in some options
+    chartRadius.draw(diffData, options);
+}