New features:

* The new color palette is now merged to the chart data depending on what type of chart it it (generally, it adds the default color to series, but in case its a Pie Chart, it uses the palette on values)

charts.module

@@ -23,13 +23,42 @@ function charts_chart(&$data) {
   // Get the previously saved data from Data Base
   $settings = variable_get('charts_settings', array());
 
+  $options = array('pie2D' => TRUE, 'pie3D' => TRUE);
+  if (!empty($data['#type'])) {
+    if (!empty($options[$data['#type']])) {
+      $color_palette = TRUE;
+    }
+  }
+  elseif (!empty($settings['#type'])) {
+    if (!empty($options[$settings['#type']])) {
+      $color_palette = TRUE;
+    }
+  }
+
   // Merge all series option to the main data array,
-  // like color
-  foreach (element_children($settings) as $series) {
-    if (!empty($data[$series])) {
+  foreach (element_children($data) as $series) {
+    if (!empty($settings[$series])) {
       $data[$series] = array_merge($settings[$series], $data[$series]);
     }
     unset($settings[$series]);
+
+    // Color Palette
+    if (empty($color_palette) and empty($data[$series]['#color'])) {
+      $data[$series]['#color'] = trim($settings['#color_palette'][$series]);
+    }
+    elseif (!empty($color_palette)) {
+      foreach (element_children($data[$series]) as $values) {
+        if (!is_array($data[$series][$values])) {
+          $data[$series][$values] = array(
+            '#value' => $data[$series][$values],
+            '#color' => trim($settings['#color_palette'][$values])
+          );
+        }
+        elseif (empty($data[$series][$values]['#color'])) {
+          $data[$series][$values]['#color'] = trim($settings['#color_palette'][$values]);
+        }
+      }
+    }
   }
 
   // Now, merge all the rest of the options saved by default