-#ifndef __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__
-#define __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__
+#ifndef DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H
+#define DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H
/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
*/
+// EXTERNAL INCLUDES
+#include <dali/public-api/object/property-map.h>
+
// INTERNAL INCLUDES
+#include <dali-toolkit/internal/controls/control/control-data-impl.h>
+#include <dali-toolkit/internal/text/rendering/text-renderer.h>
+#include <dali-toolkit/internal/text/text-control-interface.h>
+#include <dali-toolkit/internal/text/text-controller.h>
+#include <dali-toolkit/internal/text/text-scroller-interface.h>
+#include <dali-toolkit/internal/text/text-scroller.h>
+#include <dali-toolkit/internal/visuals/text/text-visual.h>
#include <dali-toolkit/public-api/controls/control-impl.h>
#include <dali-toolkit/public-api/controls/text-controls/text-label.h>
-#include <dali-toolkit/internal/text/text-controller.h>
-#include <dali-toolkit/internal/text/rendering/text-renderer.h>
namespace Dali
{
-
namespace Toolkit
{
-
namespace Internal
{
-
/**
* @brief A control which renders a short text string.
*/
-class TextLabel : public Control, public Text::ControlInterface
+class TextLabel : public Control, public Text::ControlInterface, public Text::ScrollerInterface
{
public:
-
/**
* @copydoc Dali::Toollkit::TextLabel::New()
*/
* @param[in] index The property index.
* @param[in] value The new property value.
*/
- static void SetProperty( BaseObject* object, Property::Index index, const Property::Value& value );
+ static void SetProperty(BaseObject* object, Property::Index index, const Property::Value& value);
/**
* @brief Called to retrieve a property of an object of this type.
* @param[in] index The property index.
* @return The current value of the property.
*/
- static Property::Value GetProperty( BaseObject* object, Property::Index index );
+ static Property::Value GetProperty(BaseObject* object, Property::Index index);
-private: // From Control
+ Text::ControllerPtr getController();
+private: // From Control
/**
* @copydoc Control::OnInitialize()
*/
- virtual void OnInitialize();
+ void OnInitialize() override;
/**
* @copydoc Control::OnStyleChange()
*/
- virtual void OnStyleChange( Toolkit::StyleManager styleManager, StyleChange change );
+ void OnStyleChange(Toolkit::StyleManager styleManager, StyleChange::Type change) override;
/**
* @copydoc Control::OnRelayout()
*/
- virtual void OnRelayout( const Vector2& size, RelayoutContainer& container );
+ void OnRelayout(const Vector2& size, RelayoutContainer& container) override;
/**
* @copydoc Control::GetNaturalSize()
*/
- virtual Vector3 GetNaturalSize();
+ Vector3 GetNaturalSize() override;
/**
* @copydoc Control::GetHeightForWidth()
*/
- virtual float GetHeightForWidth( float width );
+ float GetHeightForWidth(float width) override;
+
+ /**
+ * @copydoc Control::OnPropertySet()
+ */
+ void OnPropertySet(Property::Index index, const Property::Value& propertyValue) override;
+
+ // From ControlInterface
/**
* @copydoc Text::ControlInterface::RequestTextRelayout()
*/
- virtual void RequestTextRelayout();
+ void RequestTextRelayout() override;
-private: // Implementation
+private: // from TextScroller
+ /**
+ * @copydoc Text::ScrollerInterface::ScrollingFinished()
+ */
+ void ScrollingFinished() override;
+private: // Implementation
/**
* Construct a new TextLabel.
*/
virtual ~TextLabel();
private:
-
// Undefined copy constructor and assignment operators
TextLabel(const TextLabel&);
TextLabel& operator=(const TextLabel& rhs);
-private: // Data
+ /**
+ * @brief Set up Autoscrolling
+ */
+ void SetUpAutoScrolling();
- Text::ControllerPtr mController;
- Text::RendererPtr mRenderer;
- RenderableActor mRenderableActor;
+ /**
+ * Creates a text-scroller if one has not been created.
+ * @return The text scroller.
+ */
+ Text::TextScrollerPtr GetTextScroller()
+ {
+ if(!mTextScroller)
+ {
+ mTextScroller = Text::TextScroller::New(*this);
+ }
+ return mTextScroller;
+ }
- int mRenderingBackend;
+private: // Data
+ Text::ControllerPtr mController;
+ Text::TextScrollerPtr mTextScroller;
+
+ Toolkit::Visual::Base mVisual;
+
+ int mRenderingBackend;
+ bool mTextUpdateNeeded : 1;
+
+protected:
+ struct AccessibleImpl : public DevelControl::AccessibleImpl,
+ public virtual Dali::Accessibility::Text
+ {
+ using DevelControl::AccessibleImpl::AccessibleImpl;
+
+ std::string GetText(size_t startOffset, size_t endOffset) override;
+ size_t GetCharacterCount() override;
+ size_t GetCaretOffset() override;
+ bool SetCaretOffset(size_t offset) override;
+ Accessibility::Range GetTextAtOffset(size_t offset, Accessibility::TextBoundary boundary) override;
+ Accessibility::Range GetSelection(size_t selectionNum) override;
+ bool RemoveSelection(size_t selectionNum) override;
+ bool SetSelection(size_t selectionNum, size_t startOffset, size_t endOffset) override;
+ std::string GetNameRaw() override;
+ Property::Index GetNamePropertyIndex() override;
+ };
};
} // namespace Internal
// Helpers for public-api forwarding methods
-inline Toolkit::Internal::TextLabel& GetImpl( Toolkit::TextLabel& textLabel )
+inline Toolkit::Internal::TextLabel& GetImpl(Toolkit::TextLabel& textLabel)
{
DALI_ASSERT_ALWAYS(textLabel);
return static_cast<Toolkit::Internal::TextLabel&>(handle);
}
-inline const Toolkit::Internal::TextLabel& GetImpl( const Toolkit::TextLabel& textLabel )
+inline const Toolkit::Internal::TextLabel& GetImpl(const Toolkit::TextLabel& textLabel)
{
DALI_ASSERT_ALWAYS(textLabel);
} // namespace Dali
-#endif // __DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H__
+#endif // DALI_TOOLKIT_INTERNAL_TEXT_LABEL_H