Added text direction property

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

diff --git a/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp b/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
index 13cf696..cd96e00 100644 (file)
--- a/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
+++ b/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
@@ -21,6 +21,7 @@
 // EXTERNAL INCLUDES
 #include <dali/public-api/object/type-registry-helper.h>
 #include <dali/devel-api/object/property-helper-devel.h>
+#include <dali/devel-api/adaptor-framework/image-loading.h>
 #include <dali/integration-api/debug.h>
 
 // INTERNAL INCLUDES
@@ -43,6 +44,8 @@
 #include <dali-toolkit/public-api/visuals/visual-properties.h>
 #include <dali-toolkit/devel-api/visual-factory/visual-factory.h>
 
+#include <dali-toolkit/devel-api/controls/text-controls/text-label-devel.h>
+
 using namespace Dali::Toolkit::Text;
 
 namespace Dali
@@ -112,6 +115,7 @@ DALI_PROPERTY_REGISTRATION( Toolkit,           TextLabel, "autoScrollLoopDelay",
 DALI_PROPERTY_REGISTRATION( Toolkit,           TextLabel, "autoScrollStopMode",        STRING,  AUTO_SCROLL_STOP_MODE      )
 DALI_PROPERTY_REGISTRATION_READ_ONLY( Toolkit, TextLabel, "lineCount",                 INTEGER, LINE_COUNT                 )
 DALI_PROPERTY_REGISTRATION( Toolkit,           TextLabel, "lineWrapMode",              INTEGER, LINE_WRAP_MODE             )
+DALI_DEVEL_PROPERTY_REGISTRATION_READ_ONLY( Toolkit, TextLabel, "textDirection",       INTEGER, TEXT_DIRECTION             )
 DALI_ANIMATABLE_PROPERTY_REGISTRATION_WITH_DEFAULT( Toolkit, TextLabel, "textColor",      Color::BLACK,     TEXT_COLOR     )
 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit,    TextLabel, "textColorRed",   TEXT_COLOR_RED,   TEXT_COLOR, 0  )
 DALI_ANIMATABLE_PROPERTY_COMPONENT_REGISTRATION( Toolkit,    TextLabel, "textColorGreen", TEXT_COLOR_GREEN, TEXT_COLOR, 1  )
@@ -749,6 +753,14 @@ Property::Value TextLabel::GetProperty( BaseObject* object, Property::Index inde
         }
         break;
       }
+      case Toolkit::DevelTextLabel::Property::TEXT_DIRECTION:
+      {
+        if( impl.mController )
+        {
+          value = impl.mController->GetTextDirection();
+        }
+        break;
+      }
     }
   }
 
@@ -818,13 +830,21 @@ void TextLabel::OnStyleChange( Toolkit::StyleManager styleManager, StyleChange::
 
 Vector3 TextLabel::GetNaturalSize()
 {
-  return mController->GetNaturalSize();
+  Extents padding;
+  padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
+
+  Vector3 naturalSize = mController->GetNaturalSize();
+  naturalSize.width += ( padding.start + padding.end );
+  naturalSize.height += ( padding.top + padding.bottom );
+
+  return naturalSize;
 }
 
 float TextLabel::GetHeightForWidth( float width )
 {
-  Padding padding;
-  Self().GetPadding( padding );
+  Extents padding;
+  padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
+
   return mController->GetHeightForWidth( width ) + padding.top + padding.bottom;
 }
 
@@ -856,9 +876,10 @@ void TextLabel::OnRelayout( const Vector2& size, RelayoutContainer& container )
 {
   DALI_LOG_INFO( gLogFilter, Debug::General, "TextLabel::OnRelayout\n" );
 
-  Padding padding;
-  Self().GetPadding( padding );
-  Vector2 contentSize( size.x - ( padding.left + padding.right ), size.y - ( padding.top + padding.bottom ) );
+  Extents padding;
+  padding = Self().GetProperty<Extents>( Toolkit::Control::Property::PADDING );
+
+  Vector2 contentSize( size.x - ( padding.start + padding.end ), size.y - ( padding.top + padding.bottom ) );
 
   const Text::Controller::UpdateTextType updateTextType = mController->Relayout( contentSize );
 
@@ -870,13 +891,17 @@ void TextLabel::OnRelayout( const Vector2& size, RelayoutContainer& container )
     // Update the visual
     TextVisual::EnableRendererUpdate( mVisual );
 
-    Padding padding;
-    Self().GetPadding( padding );
+    // Support Right-To-Left of padding
+    Dali::LayoutDirection::Type layoutDirection = static_cast<Dali::LayoutDirection::Type>( Self().GetProperty( Dali::Actor::Property::LAYOUT_DIRECTION ).Get<int>() );
+    if( Dali::LayoutDirection::RIGHT_TO_LEFT == layoutDirection )
+    {
+      std::swap( padding.start, padding.end );
+    }
 
     Property::Map visualTransform;
     visualTransform.Add( Toolkit::Visual::Transform::Property::SIZE, contentSize )
                    .Add( Toolkit::Visual::Transform::Property::SIZE_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
-                   .Add( Toolkit::Visual::Transform::Property::OFFSET, Vector2(padding.left, padding.top) )
+                   .Add( Toolkit::Visual::Transform::Property::OFFSET, Vector2( padding.start, padding.top ) )
                    .Add( Toolkit::Visual::Transform::Property::OFFSET_POLICY, Vector2( Toolkit::Visual::Transform::Policy::ABSOLUTE, Toolkit::Visual::Transform::Policy::ABSOLUTE ) )
                    .Add( Toolkit::Visual::Transform::Property::ORIGIN, Toolkit::Align::TOP_BEGIN )
                    .Add( Toolkit::Visual::Transform::Property::ANCHOR_POINT, Toolkit::Align::TOP_BEGIN );
@@ -919,8 +944,24 @@ void TextLabel::SetUpAutoScrolling()
   Vector2 textureSize = textNaturalSize + Vector2(wrapGap, 0.0f); // Add the gap as a part of the texture
 
   // Create a texture of the text for scrolling
+  Size verifiedSize = textureSize;
+  const int maxTextureSize = Dali::GetMaxTextureSize();
+
+  //if the texture size width exceed maxTextureSize, modify the visual model size and enabled the ellipsis
+  if( verifiedSize.width > maxTextureSize )
+  {
+    verifiedSize.width = maxTextureSize;
+    if( textNaturalSize.width > maxTextureSize )
+    {
+      mController->SetTextElideEnabled( true );
+    }
+    GetHeightForWidth( maxTextureSize );
+    wrapGap = std::max( maxTextureSize - textNaturalSize.width, 0.0f );
+  }
+
   Text::TypesetterPtr typesetter = Text::Typesetter::New( mController->GetTextModel() );
-  PixelData data = typesetter->Render( textureSize, Text::Typesetter::RENDER_TEXT_AND_STYLES, true, Pixel::RGBA8888 ); // ignore the horizontal alignment
+
+  PixelData data = typesetter->Render( verifiedSize, Text::Typesetter::RENDER_TEXT_AND_STYLES, true, Pixel::RGBA8888 ); // ignore the horizontal alignment
   Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D,
                                   data.GetPixelFormat(),
                                   data.GetWidth(),
@@ -938,7 +979,7 @@ void TextLabel::SetUpAutoScrolling()
 
   // Set parameters for scrolling
   Renderer renderer = static_cast<Internal::Visual::Base&>( GetImplementation( mVisual ) ).GetRenderer();
-  mTextScroller->SetParameters( Self(), renderer, textureSet, controlSize, textureSize, wrapGap, direction, mController->GetHorizontalAlignment(), mController->GetVerticalAlignment() );
+  mTextScroller->SetParameters( Self(), renderer, textureSet, controlSize, verifiedSize, wrapGap, direction, mController->GetHorizontalAlignment(), mController->GetVerticalAlignment() );
 }
 
 void TextLabel::ScrollingFinished()