X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Ftext-controller-impl.h;h=8e9ab39be9a48426143b9a11ddde10265373b1cd;hp=5c1ed0c38c1114cb653716e0eb9e8bc1eca1b2bb;hb=549dd9160d48572dcbfbae6ae87ae6d8f749aa83;hpb=cb1a9e02b309e48b8599fa7bb34ab7856fb823e7 diff --git a/dali-toolkit/internal/text/text-controller-impl.h b/dali-toolkit/internal/text/text-controller-impl.h index 5c1ed0c..8e9ab39 100644 --- a/dali-toolkit/internal/text/text-controller-impl.h +++ b/dali-toolkit/internal/text/text-controller-impl.h @@ -39,6 +39,9 @@ namespace Toolkit namespace Text { +//Forward declarations +struct CursorInfo; + struct Event { // Used to queue input events until DoRelayout() @@ -76,30 +79,6 @@ struct Event Param p3; }; -struct CursorInfo -{ - CursorInfo() - : primaryPosition(), - secondaryPosition(), - lineOffset( 0.f ), - lineHeight( 0.f ), - primaryCursorHeight( 0.f ), - secondaryCursorHeight( 0.f ), - isSecondaryCursor( false ) - {} - - ~CursorInfo() - {} - - Vector2 primaryPosition; ///< The primary cursor's position. - Vector2 secondaryPosition; ///< The secondary cursor's position. - float lineOffset; ///< The vertical offset where the line containing the cursor starts. - float lineHeight; ///< The height of the line where the cursor is placed. - float primaryCursorHeight; ///< The primary cursor's height. - float secondaryCursorHeight; ///< The secondary cursor's height. - bool isSecondaryCursor; ///< Whether the secondary cursor is valid. -}; - struct EventData { enum State @@ -112,7 +91,8 @@ struct EventData EDITING_WITH_GRAB_HANDLE, EDITING_WITH_PASTE_POPUP, GRAB_HANDLE_PANNING, - SELECTION_HANDLE_PANNING + SELECTION_HANDLE_PANNING, + TEXT_PANNING }; EventData( DecoratorPtr decorator ); @@ -138,12 +118,7 @@ struct EventData InputStyle mInputStyle; ///< The style to be set to the new inputed text. - /** - * 0,0 means that the top-left corner of the layout matches the top-left corner of the UI control. - * Typically this will have a negative value with scrolling occurs. - */ - Vector2 mScrollPosition; ///< The text is offset by this position when scrolling. - + State mPreviousState; ///< Stores the current state before it's updated with the new one. State mState; ///< Selection mode, edit mode etc. CharacterIndex mPrimaryCursorPosition; ///< Index into logical model for primary cursor. @@ -153,6 +128,8 @@ struct EventData CharacterIndex mPreEditStartPosition; ///< Used to remove the pre-edit text if necessary. Length mPreEditLength; ///< Used to remove the pre-edit text if necessary. + float mCursorHookPositionX; ///< Used to move the cursor with the keys or when scrolling the text vertically with the handles. + bool mIsShowingPlaceholderText : 1; ///< True if the place-holder text is being displayed. bool mPreEditFlag : 1; ///< True if the model contains text in pre-edit state. bool mDecoratorUpdated : 1; ///< True if the decorator was updated during event processing. @@ -160,11 +137,13 @@ struct EventData bool mGrabHandleEnabled : 1; ///< True if grab handle is enabled. bool mGrabHandlePopupEnabled : 1; ///< True if the grab handle popu-up should be shown. bool mSelectionEnabled : 1; ///< True if selection handles, highlight etc. are enabled. - bool mHorizontalScrollingEnabled : 1; ///< True if horizontal scrolling is enabled. - bool mVerticalScrollingEnabled : 1; ///< True if vertical scrolling is enabled. + bool mUpdateCursorHookPosition : 1; ///< True if the cursor hook position must be updated. Used to move the cursor with the keys 'up' and 'down'. bool mUpdateCursorPosition : 1; ///< True if the visual position of the cursor must be recalculated. + bool mUpdateGrabHandlePosition : 1; ///< True if the visual position of the grab handle must be recalculated. bool mUpdateLeftSelectionPosition : 1; ///< True if the visual position of the left selection handle must be recalculated. bool mUpdateRightSelectionPosition : 1; ///< True if the visual position of the right selection handle must be recalculated. + bool mIsLeftHandleSelected : 1; ///< Whether is the left handle the one which is selected. + bool mUpdateHighlightBox : 1; ///< True if the text selection high light box must be updated. bool mScrollAfterUpdatePosition : 1; ///< Whether to scroll after the cursor position is updated. bool mScrollAfterDelete : 1; ///< Whether to scroll after delete characters. bool mAllTextSelected : 1; ///< True if the selection handles are selecting all the text. @@ -280,6 +259,30 @@ struct TextUpdateInfo } }; +struct UnderlineDefaults +{ + std::string properties; + // TODO: complete with underline parameters. +}; + +struct ShadowDefaults +{ + std::string properties; + // TODO: complete with shadow parameters. +}; + +struct EmbossDefaults +{ + std::string properties; + // TODO: complete with emboss parameters. +}; + +struct OutlineDefaults +{ + std::string properties; + // TODO: complete with outline parameters. +}; + struct Controller::Impl { Impl( ControlInterface& controlInterface ) @@ -287,6 +290,10 @@ struct Controller::Impl mLogicalModel(), mVisualModel(), mFontDefaults( NULL ), + mUnderlineDefaults( NULL ), + mShadowDefaults( NULL ), + mEmbossDefaults( NULL ), + mOutlineDefaults( NULL ), mEventData( NULL ), mFontClient(), mClipboard(), @@ -295,7 +302,6 @@ struct Controller::Impl mLayoutEngine(), mModifyEvents(), mTextColor( Color::BLACK ), - mAlignmentOffset(), mTextUpdateInfo(), mOperationsPending( NO_OPERATION ), mMaximumNumberOfCharacters( 50u ), @@ -325,6 +331,10 @@ struct Controller::Impl ~Impl() { delete mFontDefaults; + delete mUnderlineDefaults; + delete mShadowDefaults; + delete mEmbossDefaults; + delete mOutlineDefaults; delete mEventData; } @@ -425,6 +435,37 @@ struct Controller::Impl } } + /** + * @brief Helper to notify IMF manager with surrounding text & cursor changes. + */ + void NotifyImfManager(); + + /** + * @brief Retrieve the current cursor position. + * + * @return The cursor position. + */ + CharacterIndex GetLogicalCursorPosition() const; + + /** + * @brief Retrieves the number of consecutive white spaces starting from the given @p index. + * + * @param[in] index The character index from where to count the number of consecutive white spaces. + * + * @return The number of consecutive white spaces. + */ + Length GetNumberOfWhiteSpaces( CharacterIndex index ) const; + + /** + * @brief Retrieve any text previously set starting from the given @p index. + * + * @param[in] index The character index from where to retrieve the text. + * @param[out] text A string of UTF-8 characters. + * + * @see Dali::Toolkit::Text::Controller::GetText() + */ + void GetText( CharacterIndex index, std::string& text ) const; + bool IsClipboardEmpty() { bool result( mClipboard && mClipboard.NumberOfItems() ); @@ -520,6 +561,12 @@ struct Controller::Impl void OnSelectAllEvent(); + /** + * @brief Retrieves the selected text. It removes the text if the @p deleteAfterRetrieval parameter is @e true. + * + * @param[out] selectedText The selected text encoded in utf8. + * @param[in] deleteAfterRetrieval Whether the text should be deleted after retrieval. + */ void RetrieveSelection( std::string& selectedText, bool deleteAfterRetrieval ); void ShowClipboard(); @@ -540,20 +587,6 @@ struct Controller::Impl void SetPopupButtons(); void ChangeState( EventData::State newState ); - LineIndex GetClosestLine( float y ) const; - - void FindSelectionIndices( float visualX, float visualY, CharacterIndex& startIndex, CharacterIndex& endIndex ); - - /** - * @brief Retrieves the cursor's logical position for a given touch point x,y - * - * @param[in] visualX The touch point x. - * @param[in] visualY The touch point y. - * - * @return The logical cursor position (in characters). 0 is just before the first character, a value equal to the number of characters is just after the last character. - */ - CharacterIndex GetClosestCursorIndex( float visualX, - float visualY ); /** * @brief Calculates the cursor's position for a given character index in the logical order. @@ -603,16 +636,16 @@ struct Controller::Impl /** * @biref Clamps the horizontal scrolling to get the control always filled with text. * - * @param[in] actualSize The size of the laid out text. + * @param[in] layoutSize The size of the laid out text. */ - void ClampHorizontalScroll( const Vector2& actualSize ); + void ClampHorizontalScroll( const Vector2& layoutSize ); /** * @biref Clamps the vertical scrolling to get the control always filled with text. * - * @param[in] actualSize The size of the laid out text. + * @param[in] layoutSize The size of the laid out text. */ - void ClampVerticalScroll( const Vector2& actualSize ); + void ClampVerticalScroll( const Vector2& layoutSize ); /** * @brief Scrolls the text to make a position visible. @@ -620,11 +653,12 @@ struct Controller::Impl * @pre mEventData must not be NULL. (there is a text-input or selection capabilities). * * @param[in] position A position in text coords. + * @param[in] lineHeight The line height for the given position. * * This method is called after inserting text, moving the cursor with the grab handle or the keypad, * or moving the selection handles. */ - void ScrollToMakePositionVisible( const Vector2& position ); + void ScrollToMakePositionVisible( const Vector2& position, float lineHeight ); /** * @brief Scrolls the text to make the cursor visible. @@ -645,6 +679,10 @@ public: LogicalModelPtr mLogicalModel; ///< Pointer to the logical model. VisualModelPtr mVisualModel; ///< Pointer to the visual model. FontDefaults* mFontDefaults; ///< Avoid allocating this when the user does not specify a font. + UnderlineDefaults* mUnderlineDefaults; ///< Avoid allocating this when the user does not specify underline parameters. + ShadowDefaults* mShadowDefaults; ///< Avoid allocating this when the user does not specify shadow parameters. + EmbossDefaults* mEmbossDefaults; ///< Avoid allocating this when the user does not specify emboss parameters. + OutlineDefaults* mOutlineDefaults; ///< Avoid allocating this when the user does not specify outline parameters. EventData* mEventData; ///< Avoid allocating everything for text input until EnableTextInput(). TextAbstraction::FontClient mFontClient; ///< Handle to the font client. Clipboard mClipboard; ///< Handle to the system clipboard @@ -653,7 +691,11 @@ public: LayoutEngine mLayoutEngine; ///< The layout engine. Vector mModifyEvents; ///< Temporary stores the text set until the next relayout. Vector4 mTextColor; ///< The regular text color - Vector2 mAlignmentOffset; ///< Vertical and horizontal offset of the whole text inside the control due to alignment. + /** + * 0,0 means that the top-left corner of the layout matches the top-left corner of the UI control. + * Typically this will have a negative value with scrolling occurs. + */ + Vector2 mScrollPosition; ///< The text is offset by this position when scrolling. TextUpdateInfo mTextUpdateInfo; ///< Info of the characters updated. OperationsMask mOperationsPending; ///< Operations pending to be done to layout the text. Length mMaximumNumberOfCharacters; ///< Maximum number of characters that can be inserted.