android: set layerView to TextCursorView{Layer} when available

Change-Id: I3dbb7747ad6d5ce44ca286023e6c8fbc5a19a6b7

android/experimental/LOAndroid3/src/java/org/libreoffice/LibreOfficeMainActivity.java

@@ -155,18 +155,19 @@ public class LibreOfficeMainActivity extends ActionBarActivity {
             sLOKitThread.clearQueue();
         }
 
-        mTextSelection = new TextSelection(mAppContext);
-        mTextCursorLayer = new TextCursorLayer(mAppContext);
-
         mLayerClient = new GeckoLayerClient(this);
         mLayerClient.setZoomConstraints(new ZoomConstraints(true));
         LayerView layerView = (LayerView) findViewById(R.id.layer_view);
-        // register TextSelection and TextCursorLayer in LayerView
         mLayerClient.setView(layerView);
-        layerView.addLayer(mTextSelection);
-        layerView.addLayer(mTextCursorLayer);
         layerView.setInputConnectionHandler(new LOKitInputConnectionHandler());
         mLayerClient.notifyReady();
+
+        // create and register TextSelection in LayerView
+        mTextSelection = new TextSelection(mAppContext);
+        layerView.addLayer(mTextSelection);
+
+        // create TextCursorLayer
+        mTextCursorLayer = new TextCursorLayer(mAppContext, layerView);
     }
 
     private boolean copyFileToTemp() {

android/experimental/LOAndroid3/src/java/org/libreoffice/overlay/TextCursorLayer.java

@@ -32,11 +32,13 @@ public class TextCursorLayer extends Layer {
     private float mViewTop;
     private float mViewZoom;
 
-    public TextCursorLayer(Activity context) {
+    public TextCursorLayer(Activity context, LayerView layerView) {
         mCursorView = (TextCursorView) context.findViewById(R.id.text_cursor_view);
         if (mCursorView == null) {
             Log.e(LOGTAG, "Failed to initialize TextCursorLayer - CursorView is null");
         }
+        layerView.addLayer(this);
+        mCursorView.initialize(layerView);
     }
 
     /**

android/experimental/LOAndroid3/src/java/org/libreoffice/overlay/TextCursorView.java

@@ -57,25 +57,23 @@ public class TextCursorView extends View implements View.OnTouchListener {
 
     public TextCursorView(Context context) {
         super(context);
-        initialize();
     }
 
     public TextCursorView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        initialize();
     }
 
     public TextCursorView(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
-        initialize();
     }
 
     /**
      * Initialize the selection and cursor view.
      */
-    private void initialize() {
+    public void initialize(LayerView layerView) {
         if (!mInitialized) {
             setOnTouchListener(this);
+            mLayerView = layerView;
 
             mCursorPaint.setColor(Color.BLACK);
             mCursorPaint.setAlpha(0xFF);
@@ -100,15 +98,9 @@ public class TextCursorView extends View implements View.OnTouchListener {
      * @param position - new position of the cursor
      */
     public void changeCursorPosition(RectF position) {
-        LayerView layerView = LOKitShell.getLayerView();
-        if (layerView == null) {
-            Log.e(LOGTAG, "Can't position cursor because layerView is null");
-            return;
-        }
-
         mCursorPosition = position;
 
-        ImmutableViewportMetrics metrics = layerView.getViewportMetrics();
+        ImmutableViewportMetrics metrics = mLayerView.getViewportMetrics();
         repositionWithViewport(metrics.viewportRectLeft, metrics.viewportRectTop, metrics.zoomFactor);
     }
 
@@ -287,6 +279,10 @@ public class TextCursorView extends View implements View.OnTouchListener {
         }
         return false;
     }
+
+    public void setLayerView(LayerView layerView) {
+        this.mLayerView = layerView;
+    }
 }
 
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