X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Ftext-controller.h;h=29352994348aea35cc591ffdaac2265f4f45e0e6;hb=08563381e540b243e31b03c45d74ce49258cd730;hp=3fe443923c10f90ecc5b78c1dcf308c891263579;hpb=451d7a012c895c2578a29ba929dc61a6d959209a;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git diff --git a/dali-toolkit/internal/text/text-controller.h b/dali-toolkit/internal/text/text-controller.h index 3fe4439..2935299 100644 --- a/dali-toolkit/internal/text/text-controller.h +++ b/dali-toolkit/internal/text/text-controller.h @@ -18,17 +18,21 @@ * */ -// INTERNAL INCLUDES -#include -#include -#include - // EXTERNAL INCLUDES +#include +#include #include +#include +#include #include #include #include -#include + +// INTERNAL INCLUDES +#include +#include +#include +#include namespace Dali { @@ -69,14 +73,13 @@ private: VALIDATE_FONTS = 0x0004, GET_LINE_BREAKS = 0x0008, GET_WORD_BREAKS = 0x0010, - SHAPE_TEXT = 0x0020, - GET_GLYPH_METRICS = 0x0040, - LAYOUT = 0x0080, - UPDATE_ACTUAL_SIZE = 0x0100, - UPDATE_POSITIONS = 0x0200, + BIDI_INFO = 0x0020, + SHAPE_TEXT = 0x0040, + GET_GLYPH_METRICS = 0x0080, + LAYOUT = 0x0100, + UPDATE_ACTUAL_SIZE = 0x0200, REORDER = 0x0400, - ALIGNMENT = 0x0800, - RENDER = 0x1000, + ALIGN = 0x0800, ALL_OPERATIONS = 0xFFFF }; @@ -103,7 +106,71 @@ public: * * @return A string of UTF-8 characters. */ - void GetText( std::string& text ); + void GetText( std::string& text ) const; + + /** + * @brief Replaces any placeholder text previously set. + * + * @param[in] text A string of UTF-8 characters. + */ + void SetPlaceholderText( const std::string& text ); + + /** + * @brief Retrieve any placeholder text previously set. + * + * @return A string of UTF-8 characters. + */ + void GetPlaceholderText( std::string& text ) const; + + /** + * @brief Set the default font family. + * + * @param[in] defaultFontFamily The default font family. + */ + void SetDefaultFontFamily( const std::string& defaultFontFamily ); + + /** + * @brief Retrieve the default font family. + * + * @return The default font family. + */ + const std::string& GetDefaultFontFamily() const; + + /** + * @brief Set the default font style. + * + * @param[in] defaultFontStyle The default font style. + */ + void SetDefaultFontStyle( const std::string& defaultFontStyle ); + + /** + * @brief Retrieve the default font style. + * + * @return The default font style. + */ + const std::string& GetDefaultFontStyle() const; + + /** + * @brief Set the default point size. + * + * @param[in] defaultFontStyle The default point size. + */ + void SetDefaultPointSize( float pointSize ); + + /** + * @brief Retrieve the default point size. + * + * @return The default point size. + */ + float GetDefaultPointSize() const; + + /** + * @brief Retrieve the default fonts. + * + * @param[out] fonts The default font family, style and point sizes. + * @param[in] numberOfCharacters The number of characters in the logical model. + */ + void GetDefaultFonts( Dali::Vector& fonts, Length numberOfCharacters ); /** * @brief Called to enable text input. @@ -114,13 +181,83 @@ public: void EnableTextInput( DecoratorPtr decorator ); /** + * @brief Called to enable/disable cursor blink. + * + * @note Only editable controls should calls this. + * @param[in] enabled Whether the cursor should blink or not. + */ + void SetEnableCursorBlink( bool enable ); + + /** + * @brief Query whether cursor blink is enabled. + * + * @return Whether the cursor should blink or not. + */ + bool GetEnableCursorBlink() const; + + /** + * @brief Query the current scroll position; the UI control is responsible for moving actors to this position. + * + * @return The scroll position. + */ + const Vector2& GetScrollPosition() const; + + /** + * @brief Query the alignment offset. + * + * @return The alignmnet offset. + */ + const Vector2& GetAlignmentOffset() const; + + /** + * @copydoc Control::GetNaturalSize() + */ + Vector3 GetNaturalSize(); + + /** + * @copydoc Control::GetHeightForWidth() + */ + float GetHeightForWidth( float width ); + + /** * @brief Triggers a relayout which updates View (if necessary). * * @note UI Controls are expected to minimize calls to this method e.g. call once after size negotiation. * @param[in] size A the size of a bounding box to layout text within. * @return True if the text model or decorations were updated. */ - bool Relayout( const Vector2& size ); + bool Relayout( const Size& size ); + + /** + * @brief Process queued events which modify the model. + */ + void ProcessModifyEvents(); + + /** + * @brief Used to process an event queued from SetText() + * + * @param[in] newText The new text to store in the logical model. + */ + void ReplaceTextEvent( const std::string& newText ); + + /** + * @brief Used to process an event queued from key events etc. + * + * @param[in] text The text to insert into the logical model. + */ + void InsertTextEvent( const std::string& text ); + + /** + * @brief Used to process an event queued from backspace key etc. + */ + void DeleteTextEvent(); + + /** + * @brief Update the model following text replace/insert etc. + * + * @param[in] operationsRequired The layout operations which need to be done. + */ + void UpdateModel( OperationsMask operationsRequired ); /** * @brief Lays-out the text. @@ -129,18 +266,18 @@ public: * * @param[in] size A the size of a bounding box to layout text within. * @param[in] operations The layout operations which need to be done. + * @param[out] layoutSize The size of the laid-out text. */ - bool DoRelayout( const Vector2& size, OperationsMask operations ); - - /** - * @copydoc Control::GetNaturalSize() - */ - Vector3 GetNaturalSize(); + bool DoRelayout( const Size& size, + OperationsMask operations, + Size& layoutSize ); /** - * @copydoc Control::GetHeightForWidth() + * @brief Calulates the alignment of the whole text inside the bounding box. + * + * @param[in] size The size of the bounding box. */ - float GetHeightForWidth( float width ); + void CalculateTextAlignment( const Size& size ); /** * @brief Return the layout engine. @@ -156,6 +293,8 @@ public: */ View& GetView(); + // Text-input Event Queuing + /** * @brief Caller by editable UI controls when keyboard focus is gained. */ @@ -167,6 +306,13 @@ public: void KeyboardFocusLostEvent(); /** + * @brief Caller by editable UI controls when key events are received. + * + * @param[in] event The key event. + */ + bool KeyEvent( const Dali::KeyEvent& event ); + + /** * @brief Caller by editable UI controls when a tap gesture occurs. * @param[in] tapCount The number of taps. * @param[in] x The x position relative to the top-left of the parent control. @@ -175,6 +321,14 @@ public: void TapEvent( unsigned int tapCount, float x, float y ); /** + * @brief Caller by editable UI controls when a pan gesture occurs. + * + * @param[in] state The state of the gesture. + * @param[in] displacement This distance panned since the last pan gesture. + */ + void PanEvent( Gesture::State state, const Vector2& displacement ); + + /** * @copydoc Dali::Toolkit::Text::Decorator::Observer::GrabHandleEvent() */ virtual void GrabHandleEvent( GrabHandleState state, float x, float y ); @@ -209,6 +363,9 @@ private: struct Impl; Impl* mImpl; + // Avoid allocating this when the user does not specify a font + struct FontDefaults; + // Avoid allocating this for non-editable controls struct TextInput; };