Add vertical alignment for text editor

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / text-controller-impl.cpp

diff --git a/dali-toolkit/internal/text/text-controller-impl.cpp b/dali-toolkit/internal/text/text-controller-impl.cpp
index c24a5cf..46d83dd 100644 (file)
--- a/dali-toolkit/internal/text/text-controller-impl.cpp
+++ b/dali-toolkit/internal/text/text-controller-impl.cpp
@@ -362,6 +362,27 @@ void ChangeTextControllerState(Controller::Impl& impl, EventData::State newState
   }
 }
 
+void UpdateCursorPositionForAlignment(Controller::Impl& impl, bool needFullAlignment)
+{
+  EventData* eventData = impl.mEventData;
+
+  // Set the flag to redo the alignment operation
+  impl.mOperationsPending = static_cast<Controller::OperationsMask>(impl.mOperationsPending | Controller::OperationsMask::ALIGN);
+
+  if(eventData)
+  {
+    // Note: mUpdateAlignment is currently only needed for horizontal alignment
+    eventData->mUpdateAlignment = needFullAlignment;
+
+    // Update the cursor if it's in editing mode
+    if(EventData::IsEditingState(eventData->mState))
+    {
+      impl.ChangeState(EventData::EDITING);
+      eventData->mUpdateCursorPosition = true;
+    }
+  }
+}
+
 } // unnamed Namespace
 
 EventData::EventData(DecoratorPtr decorator, InputMethodContext& inputMethodContext)
@@ -1440,6 +1461,10 @@ void Controller::Impl::ScrollToMakePositionVisible(const Vector2& position, floa
     {
       mModel->mScrollPosition.y = mModel->mVisualModel->mControlSize.height - positionEndY;
     }
+    else if(mModel->mLogicalModel->mText.Count() == 0u)
+    {
+      Relayouter::CalculateVerticalOffset(*this, mModel->mVisualModel->mControlSize);
+    }
   }
 }
 
@@ -1802,22 +1827,7 @@ void Controller::Impl::SetHorizontalAlignment(Text::HorizontalAlignment::Type al
   {
     // Set the alignment.
     mModel->mHorizontalAlignment = alignment;
-
-    // Set the flag to redo the alignment operation.
-    mOperationsPending = static_cast<OperationsMask>(mOperationsPending | ALIGN);
-
-    if(mEventData)
-    {
-      mEventData->mUpdateAlignment = true;
-
-      // Update the cursor if it's in editing mode
-      if(EventData::IsEditingState(mEventData->mState))
-      {
-        ChangeState(EventData::EDITING);
-        mEventData->mUpdateCursorPosition = true;
-      }
-    }
-
+    UpdateCursorPositionForAlignment(*this, true);
     RequestRelayout();
   }
 }
@@ -1828,7 +1838,7 @@ void Controller::Impl::SetVerticalAlignment(VerticalAlignment::Type alignment)
   {
     // Set the alignment.
     mModel->mVerticalAlignment = alignment;
-    mOperationsPending         = static_cast<OperationsMask>(mOperationsPending | ALIGN);
+    UpdateCursorPositionForAlignment(*this, false);
     RequestRelayout();
   }
 }