1 #ifndef __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__
2 #define __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__
5 * Copyright (c) 2015 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali-toolkit/public-api/controls/control-impl.h>
23 #include <dali-toolkit/public-api/controls/text-controls/text-label.h>
24 #include <dali-toolkit/internal/text/text-controller.h>
25 #include <dali-toolkit/internal/text/rendering/text-renderer.h>
37 * @brief A control which renders a short text string.
39 class TextLabel : public Control, public Text::ControlInterface
44 * @copydoc Dali::Toollkit::TextLabel::New()
46 static Toolkit::TextLabel New();
51 * Called when a property of an object of this type is set.
52 * @param[in] object The object whose property is set.
53 * @param[in] index The property index.
54 * @param[in] value The new property value.
56 static void SetProperty( BaseObject* object, Property::Index index, const Property::Value& value );
59 * Called to retrieve a property of an object of this type.
60 * @param[in] object The object whose property is to be retrieved.
61 * @param[in] index The property index.
62 * @return The current value of the property.
64 static Property::Value GetProperty( BaseObject* object, Property::Index index );
66 private: // From Control
69 * @copydoc Control::OnInitialize()
71 virtual void OnInitialize();
74 * @copydoc Control::OnInitialize()
76 virtual void OnRelayout( const Vector2& size, ActorSizeContainer& container );
79 * @copydoc Control::GetNaturalSize()
81 virtual Vector3 GetNaturalSize();
84 * @copydoc Control::GetHeightForWidth()
86 virtual float GetHeightForWidth( float width );
89 * @copydoc Text::ControlInterface::RequestTextRelayout()
91 virtual void RequestTextRelayout();
93 private: // Implementation
96 * Construct a new TextLabel.
101 * A reference counted object may only be deleted by calling Unreference()
103 virtual ~TextLabel();
107 // Undefined copy constructor and assignment operators
108 TextLabel(const TextLabel&);
109 TextLabel& operator=(const TextLabel& rhs);
113 Text::ControllerPtr mController;
114 Text::RendererPtr mRenderer;
115 RenderableActor mRenderableActor;
117 unsigned int mRenderingBackend;
120 } // namespace Internal
122 // Helpers for public-api forwarding methods
124 inline Toolkit::Internal::TextLabel& GetImpl( Toolkit::TextLabel& textLabel )
126 DALI_ASSERT_ALWAYS(textLabel);
128 Dali::RefObject& handle = textLabel.GetImplementation();
130 return static_cast<Toolkit::Internal::TextLabel&>(handle);
133 inline const Toolkit::Internal::TextLabel& GetImpl( const Toolkit::TextLabel& textLabel )
135 DALI_ASSERT_ALWAYS(textLabel);
137 const Dali::RefObject& handle = textLabel.GetImplementation();
139 return static_cast<const Toolkit::Internal::TextLabel&>(handle);
142 } // namespace Toolkit
146 #endif // __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__