android: add possibility to move the viewport and zoom + animation

Change-Id: I294ad30b1fdd7f1a3d5099304cc4f077034567b7

1 files changed, 9 insertions, 0 deletions

diff --git a/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/GeckoLayerClient.java b/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/GeckoLayerClient.java
index 40fb8bb9c926..bb6e3d04e4fb 100644
--- a/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/GeckoLayerClient.java
+++ b/android/experimental/LOAndroid3/src/java/org/mozilla/gecko/gfx/GeckoLayerClient.java
@@ -324,6 +324,15 @@ public class GeckoLayerClient implements PanZoomTarget {
         }
     }
 
+    /**
+     * Move the viewport to the desired point, and change the zoom level.
+     */
+    public void moveTo(PointF point, Float zoom) {
+        if (mPanZoomController instanceof JavaPanZoomController) {
+            ((JavaPanZoomController) mPanZoomController).animatedMove(point, zoom);
+        }
+    }
+
     public void zoomTo(float pageWidth, float pageHeight) {
         zoomTo(new RectF(0, 0, pageWidth, pageHeight));
     }