Text Layout - Ellipsis the text when exceeds the boundaries of the box.

[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 0cfec05..a23eef3 100644 (file)
--- a/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
+++ b/dali-toolkit/internal/controls/text-controls/text-label-impl.cpp
@@ -75,19 +75,21 @@ BaseHandle Create()
 // Setup properties, signals and actions using the type-registry.
 DALI_TYPE_REGISTRATION_BEGIN( Toolkit::TextLabel, Toolkit::Control, Create );
 
-DALI_PROPERTY_REGISTRATION( TextLabel, "rendering-backend",    INTEGER, RENDERING_BACKEND    )
-DALI_PROPERTY_REGISTRATION( TextLabel, "text",                 STRING,  TEXT                 )
-DALI_PROPERTY_REGISTRATION( TextLabel, "font-family",          STRING,  FONT_FAMILY          )
-DALI_PROPERTY_REGISTRATION( TextLabel, "font-style",           STRING,  FONT_STYLE           )
-DALI_PROPERTY_REGISTRATION( TextLabel, "point-size",           FLOAT,   POINT_SIZE           )
-DALI_PROPERTY_REGISTRATION( TextLabel, "multi-line",           BOOLEAN, MULTI_LINE           )
-DALI_PROPERTY_REGISTRATION( TextLabel, "horizontal-alignment", STRING,  HORIZONTAL_ALIGNMENT )
-DALI_PROPERTY_REGISTRATION( TextLabel, "vertical-alignment",   STRING,  VERTICAL_ALIGNMENT   )
-DALI_PROPERTY_REGISTRATION( TextLabel, "text-color",           VECTOR4, TEXT_COLOR           )
-DALI_PROPERTY_REGISTRATION( TextLabel, "shadow-offset",        VECTOR2, SHADOW_OFFSET        )
-DALI_PROPERTY_REGISTRATION( TextLabel, "shadow-color",         VECTOR4, SHADOW_COLOR         )
-DALI_PROPERTY_REGISTRATION( TextLabel, "underline-enabled",    BOOLEAN, UNDERLINE_ENABLED    )
-DALI_PROPERTY_REGISTRATION( TextLabel, "underline-color",      VECTOR4, UNDERLINE_COLOR      )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "rendering-backend",    INTEGER, RENDERING_BACKEND    )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "text",                 STRING,  TEXT                 )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "font-family",          STRING,  FONT_FAMILY          )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "font-style",           STRING,  FONT_STYLE           )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "point-size",           FLOAT,   POINT_SIZE           )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "multi-line",           BOOLEAN, MULTI_LINE           )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "horizontal-alignment", STRING,  HORIZONTAL_ALIGNMENT )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "vertical-alignment",   STRING,  VERTICAL_ALIGNMENT   )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "text-color",           VECTOR4, TEXT_COLOR           )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "shadow-offset",        VECTOR2, SHADOW_OFFSET        )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "shadow-color",         VECTOR4, SHADOW_COLOR         )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "underline-enabled",    BOOLEAN, UNDERLINE_ENABLED    )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "underline-color",      VECTOR4, UNDERLINE_COLOR      )
+DALI_PROPERTY_REGISTRATION( Toolkit, TextLabel, "underline-height",     FLOAT,   UNDERLINE_HEIGHT     )
+
 DALI_TYPE_REGISTRATION_END()
 
 } // namespace
@@ -171,7 +173,7 @@ void TextLabel::SetProperty( BaseObject* object, Property::Index index, const Pr
         {
           float pointSize = value.Get< float >();
 
-          if( fabsf(impl.mController->GetDefaultPointSize() - pointSize) > Math::MACHINE_EPSILON_1 )
+          if( !Equals( impl.mController->GetDefaultPointSize(), pointSize ) )
           {
             impl.mController->SetDefaultPointSize( pointSize );
             impl.RequestTextRelayout();
@@ -289,6 +291,20 @@ void TextLabel::SetProperty( BaseObject* object, Property::Index index, const Pr
         }
         break;
       }
+
+      case Toolkit::TextLabel::Property::UNDERLINE_HEIGHT:
+      {
+        if( impl.mController )
+        {
+          float height = value.Get< float >();
+          if ( impl.mController->GetUnderlineHeight() != height )
+          {
+            impl.mController->SetUnderlineHeight( height );
+            impl.RequestTextRelayout();
+          }
+        }
+        break;
+      }
     }
   }
 }
@@ -387,6 +403,14 @@ Property::Value TextLabel::GetProperty( BaseObject* object, Property::Index inde
         }
         break;
       }
+      case Toolkit::TextLabel::Property::UNDERLINE_HEIGHT:
+      {
+        if ( impl.mController )
+        {
+          value = impl.mController->GetUnderlineHeight();
+        }
+        break;
+      }
     }
   }
 
@@ -402,6 +426,10 @@ void TextLabel::OnInitialize()
   // Use height-for-width negotiation by default
   self.SetResizePolicy( ResizePolicy::FILL_TO_PARENT, Dimension::WIDTH );
   self.SetResizePolicy( ResizePolicy::DIMENSION_DEPENDENCY, Dimension::HEIGHT );
+
+  // Enable the text ellipsis.
+  LayoutEngine& engine = mController->GetLayoutEngine();
+  engine.SetTextEllipsisEnabled( true );
 }
 
 void TextLabel::OnStyleChange( Toolkit::StyleManager styleManager, StyleChange change )
@@ -457,6 +485,11 @@ void TextLabel::RequestTextRelayout()
   RelayoutRequest();
 }
 
+void TextLabel::MaxLengthReached()
+{
+  // Pure Virtual from TextController Interface, only needed when inputting text
+}
+
 TextLabel::TextLabel()
 : Control( ControlBehaviour( REQUIRES_STYLE_CHANGE_SIGNALS ) ),
   mRenderingBackend( DEFAULT_RENDERING_BACKEND )