Implement Placeholder additional property

[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 05f3536..6a90595 100644 (file)
--- a/dali-toolkit/internal/text/text-controller-impl.cpp
+++ b/dali-toolkit/internal/text/text-controller-impl.cpp
@@ -55,7 +55,6 @@ struct SelectionBoxInfo
 const float MAX_FLOAT = std::numeric_limits<float>::max();
 const float MIN_FLOAT = std::numeric_limits<float>::min();
 const Dali::Toolkit::Text::CharacterDirection LTR = false; ///< Left To Right direction
-const uint32_t STAR = 0x2A;
 
 } // namespace
 
@@ -71,6 +70,8 @@ namespace Text
 EventData::EventData( DecoratorPtr decorator )
 : mDecorator( decorator ),
   mImfManager(),
+  mPlaceholderFont( NULL ),
+  mPlaceholderText(),
   mPlaceholderTextActive(),
   mPlaceholderTextInactive(),
   mPlaceholderTextColor( 0.8f, 0.8f, 0.8f, 0.8f ),
@@ -105,7 +106,8 @@ EventData::EventData( DecoratorPtr decorator )
   mScrollAfterDelete( false ),
   mAllTextSelected( false ),
   mUpdateInputStyle( false ),
-  mPasswordInput( false )
+  mPasswordInput( false ),
+  mIsPlaceholderPixelSize( false )
 {
   mImfManager = ImfManager::Get();
 }
@@ -789,24 +791,16 @@ bool Controller::Impl::UpdateModel( OperationsMask operationsRequired )
     return false;
   }
 
-  Vector<Character> utf32CharactersStar;
-  const Length characterCount = mModel->mLogicalModel->mText.Count();
-  const bool isPasswordInput = ( mEventData != NULL && mEventData->mPasswordInput &&
-        !mEventData->mIsShowingPlaceholderText && characterCount > 0 );
-
-  if (isPasswordInput)
+  Vector<Character>& srcCharacters = mModel->mLogicalModel->mText;
+  Vector<Character> displayCharacters;
+  bool useHiddenText = false;
+  if ( mHiddenInput && mEventData != NULL && !mEventData->mIsShowingPlaceholderText)
   {
-    utf32CharactersStar.Resize( characterCount );
-
-    uint32_t* begin = utf32CharactersStar.Begin();
-    uint32_t* end = begin + characterCount;
-    while ( begin < end )
-    {
-      *begin++ = STAR;
-    }
+    mHiddenInput->Substitute( srcCharacters,displayCharacters );
+    useHiddenText = true;
   }
 
-  Vector<Character>& utf32Characters = isPasswordInput ? utf32CharactersStar : mModel->mLogicalModel->mText;
+  Vector<Character>& utf32Characters = useHiddenText ? displayCharacters : srcCharacters;
   const Length numberOfCharacters = utf32Characters.Count();
 
   // Index to the first character of the first paragraph to be updated.
@@ -892,8 +886,19 @@ bool Controller::Impl::UpdateModel( OperationsMask operationsRequired )
       // Get the default font's description.
       TextAbstraction::FontDescription defaultFontDescription;
       TextAbstraction::PointSize26Dot6 defaultPointSize = TextAbstraction::FontClient::DEFAULT_POINT_SIZE;
-      if( NULL != mFontDefaults )
+
+      if( IsShowingPlaceholderText() && ( NULL != mEventData->mPlaceholderFont ) )
+      {
+        // If the placeholder font is set specifically, only placeholder font is changed.
+        defaultFontDescription = mEventData->mPlaceholderFont->mFontDescription;
+        if( mEventData->mPlaceholderFont->sizeDefined )
+        {
+          defaultPointSize = mEventData->mPlaceholderFont->mDefaultPointSize * 64u;
+        }
+      }
+      else if( NULL != mFontDefaults )
       {
+        // Set the normal font and the placeholder font.
         defaultFontDescription = mFontDefaults->mFontDescription;
         defaultPointSize = mFontDefaults->mDefaultPointSize * 64u;
       }
@@ -2703,6 +2708,8 @@ void Controller::Impl::UpdateCursorPosition( const CursorInfo& cursorInfo )
 
   const Vector2 cursorPosition = cursorInfo.primaryPosition + mModel->mScrollPosition;
 
+  mEventData->mDecorator->SetGlyphOffset( PRIMARY_CURSOR, cursorInfo.glyphOffset );
+
   // Sets the cursor position.
   mEventData->mDecorator->SetPosition( PRIMARY_CURSOR,
                                        cursorPosition.x,
@@ -2853,9 +2860,20 @@ void Controller::Impl::ScrollTextToMatchCursor( const CursorInfo& cursorInfo )
   // Get the current cursor position in decorator coords.
   const Vector2& currentCursorPosition = mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
 
+  const LineIndex lineIndex = mModel->mVisualModel->GetLineOfCharacter( mEventData->mPrimaryCursorPosition  );
+
+
+
   // Calculate the offset to match the cursor position before the character was deleted.
   mModel->mScrollPosition.x = currentCursorPosition.x - cursorInfo.primaryPosition.x;
-  mModel->mScrollPosition.y = currentCursorPosition.y - cursorInfo.lineOffset;
+
+  //If text control has more than two lines and current line index is not last, calculate scrollpositionY
+  if( mModel->mVisualModel->mLines.Count() > 1u && lineIndex != mModel->mVisualModel->mLines.Count() -1u )
+  {
+    const float currentCursorGlyphOffset = mEventData->mDecorator->GetGlyphOffset( PRIMARY_CURSOR );
+    mModel->mScrollPosition.y = currentCursorPosition.y - cursorInfo.lineOffset - currentCursorGlyphOffset;
+  }
+
 
   ClampHorizontalScroll( mModel->mVisualModel->GetLayoutSize() );
   ClampVerticalScroll( mModel->mVisualModel->GetLayoutSize() );