Underline predictive text after updating the model.

[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 6552ce8..1484467 100644 (file)
--- a/dali-toolkit/internal/text/text-controller-impl.cpp
+++ b/dali-toolkit/internal/text/text-controller-impl.cpp
@@ -436,6 +436,27 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired )
       glyph.advance = 0.f;
     }
   }
+
+  if( mEventData &&
+      mEventData->mPreEditFlag &&
+      ( 0u != mVisualModel->mCharactersToGlyph.Count() ) )
+  {
+    // Add the underline for the pre-edit text.
+    const GlyphIndex* const charactersToGlyphBuffer = mVisualModel->mCharactersToGlyph.Begin();
+    const Length* const glyphsPerCharacterBuffer = mVisualModel->mGlyphsPerCharacter.Begin();
+
+    const GlyphIndex glyphStart = *( charactersToGlyphBuffer + mEventData->mPreEditStartPosition );
+    const CharacterIndex lastPreEditCharacter = mEventData->mPreEditStartPosition + ( ( mEventData->mPreEditLength > 0u ) ? mEventData->mPreEditLength - 1u : 0u );
+    const Length numberOfGlyphsLastCharacter = *( glyphsPerCharacterBuffer + lastPreEditCharacter );
+    const GlyphIndex glyphEnd = *( charactersToGlyphBuffer + lastPreEditCharacter ) + ( numberOfGlyphsLastCharacter > 1u ? numberOfGlyphsLastCharacter - 1u : 0u );
+
+    GlyphRun underlineRun;
+    underlineRun.glyphIndex = glyphStart;
+    underlineRun.numberOfGlyphs = 1u + glyphEnd - glyphStart;
+
+    // TODO: At the moment the underline runs are only for pre-edit.
+    mVisualModel->mUnderlineRuns.PushBack( underlineRun );
+  }
 }
 
 void Controller::Impl::GetDefaultFonts( Vector<FontRun>& fonts, Length numberOfCharacters )
@@ -1000,7 +1021,7 @@ void Controller::Impl::RepositionSelectionHandles( CharacterIndex selectionStart
       mEventData->mDecorator->AddHighlight( xPosition,
                                             offset.y,
                                             xPosition + static_cast<float>( numberOfCharacters ) * glyphAdvance,
-                                            height );
+                                            offset.y + height );
 
       splitStartGlyph = false;
       continue;
@@ -1025,14 +1046,17 @@ void Controller::Impl::RepositionSelectionHandles( CharacterIndex selectionStart
       mEventData->mDecorator->AddHighlight( xPosition,
                                             offset.y,
                                             xPosition + static_cast<float>( interGlyphIndex ) * glyphAdvance,
-                                            height );
+                                            offset.y + height );
 
       splitEndGlyph = false;
       continue;
     }
 
     const float xPosition = position.x - glyph.xBearing + offset.x;
-    mEventData->mDecorator->AddHighlight( xPosition, offset.y, xPosition + glyph.advance, height );
+    mEventData->mDecorator->AddHighlight( xPosition,
+                                          offset.y,
+                                          xPosition + glyph.advance,
+                                          offset.y + height );
   }
 
   CursorInfo primaryCursorInfo;
@@ -1050,6 +1074,9 @@ void Controller::Impl::RepositionSelectionHandles( CharacterIndex selectionStart
 
   mEventData->mDecorator->SetPosition( RIGHT_SELECTION_HANDLE, secondaryPosition.x, secondaryPosition.y, secondaryCursorInfo.lineHeight );
 
+  // Cursor to be positioned at end of selection so if selection interrupted and edit mode restarted the cursor will be at end of selection
+  mEventData->mPrimaryCursorPosition = (indicesSwapped)?mEventData->mLeftSelectionPosition:mEventData->mRightSelectionPosition;
+
   // Set the flag to update the decorator.
   mEventData->mDecoratorUpdated = true;
 }
@@ -1470,7 +1497,7 @@ void Controller::Impl::GetCursorPosition( CharacterIndex logical,
     cursorInfo.lineHeight = GetDefaultFontLineHeight();
     cursorInfo.primaryCursorHeight = cursorInfo.lineHeight;
 
-    cursorInfo.primaryPosition.x = 1.f;
+    cursorInfo.primaryPosition.x = mEventData->mDecorator->GetCursorWidth();
     cursorInfo.primaryPosition.y = 0.f;
 
     // Nothing else to do.
@@ -1706,7 +1733,7 @@ void Controller::Impl::UpdateCursorPosition()
     return;
   }
 
-  if( IsShowingPlaceholderText() )
+  if( IsShowingPlaceholderText() || ( 0u == mLogicalModel->mText.Count() ) )
   {
     // Do not want to use the place-holder text to set the cursor position.
 
@@ -1739,7 +1766,7 @@ void Controller::Impl::UpdateCursorPosition()
     {
       case LayoutEngine::HORIZONTAL_ALIGN_BEGIN:
       {
-        cursorPosition.x = 1.f;
+        cursorPosition.x = mEventData->mDecorator->GetCursorWidth();
         break;
       }
       case LayoutEngine::HORIZONTAL_ALIGN_CENTER:
@@ -1951,8 +1978,9 @@ void Controller::Impl::ScrollTextToMatchCursor()
   }
 
   // Set which cursors are active according the state.
-  if( ( EventData::EDITING == mEventData->mState ) ||
-      ( EventData::EDITING_WITH_POPUP == mEventData->mState ) ||
+  if( ( EventData::EDITING == mEventData->mState )                  ||
+      ( EventData::EDITING_WITH_POPUP == mEventData->mState )       ||
+      ( EventData::EDITING_WITH_GRAB_HANDLE == mEventData->mState ) ||
       ( EventData::GRAB_HANDLE_PANNING == mEventData->mState ) )
   {
     if( cursorInfo.isSecondaryCursor )