added onBalloonOpen event

jgilfelt · Feb 2, 2012 · f1e1167 · f1e1167
1 parent 0ed4c71
commit f1e1167
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/...id-mapviewballoons/src/com/readystatesoftware/mapviewballoons/BalloonItemizedOverlay.java b/...id-mapviewballoons/src/com/readystatesoftware/mapviewballoons/BalloonItemizedOverlay.java
@@ -88,6 +88,14 @@ public int getBalloonBottomOffset() {
 	protected boolean onBalloonTap(int index, Item item) {
 		return false;
 	}
+
+	/**
+	 * Override this method to perform actions upon an item being tapped before 
+	 * its balloon is displayed.
+	 * 
+	 * @param index - The index of the item tapped.
+	 */
+	protected void onBalloonOpen(int index) {}
 
 	/* (non-Javadoc)
 	 * @see com.google.android.maps.ItemizedOverlay#onTap(int)
@@ -99,6 +107,7 @@ public final boolean onTap(int index) {
 		currentFocussedIndex = index;
 		currentFocussedItem = createItem(index);
 
+		onBalloonOpen(index);
 		createAndDisplayBalloonOverlay();
 
 		mc.animateTo(currentFocussedItem.getPoint());