android: support selection change (start,end) to TileProvider

Change-Id: If983699dacbd6c992ffff886215e8f686e0f5a2d

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

@@ -339,6 +339,20 @@ public class LOKitTileProvider implements TileProvider, Document.MessageCallback
         mouseButton(Document.MOUSE_BUTTON_UP, documentCoordinate, numberOfClicks);
     }
 
+    @Override
+    public void setTextSelectionStart(PointF documentCoordinate) {
+        int x = (int) pixelToTwip(documentCoordinate.x, mDPI);
+        int y = (int) pixelToTwip(documentCoordinate.y, mDPI);
+        mDocument.setTextSelection(Document.TEXT_SELECTION_START, x, y);
+    }
+
+    @Override
+    public void setTextSelectionEnd(PointF documentCoordinate) {
+        int x = (int) pixelToTwip(documentCoordinate.x, mDPI);
+        int y = (int) pixelToTwip(documentCoordinate.y, mDPI);
+        mDocument.setTextSelection(Document.TEXT_SELECTION_END, x, y);
+    }
+
     @Override
     protected void finalize() throws Throwable {
         close();

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

@@ -104,6 +104,16 @@ public class MockTileProvider implements TileProvider {
 
     }
 
+    @Override
+    public void setTextSelectionStart(PointF documentCoordinate) {
+
+    }
+
+    @Override
+    public void setTextSelectionEnd(PointF documentCoordinate) {
+
+    }
+
     @Override
     public void changePart(int partIndex) {
     }

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

@@ -82,4 +82,8 @@ public interface TileProvider {
      * @param numberOfClicks     - number of clicks (1 - single click, 2 - double click)
      */
     void mouseButtonUp(PointF documentCoordinate, int numberOfClicks);
+
+    void setTextSelectionStart(PointF documentCoordinate);
+
+    void setTextSelectionEnd(PointF documentCoordinate);
 }