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=e60fe37100364bfbac6edd61693c3d56d73f4d17;hp=c728474284d0def8a3c23402943aa1b10b4a5822;hb=785904f5477a648bc0005dcbb39bd3a85077e32d;hpb=49d19ee29f45a10b3af4250aefc66985ea6a0b17 diff --git a/dali-toolkit/internal/text/text-controller-impl.h b/dali-toolkit/internal/text/text-controller-impl.h index c728474..e60fe37 100644 --- a/dali-toolkit/internal/text/text-controller-impl.h +++ b/dali-toolkit/internal/text/text-controller-impl.h @@ -19,13 +19,15 @@ */ // EXTERNAL INCLUDES -#include -#include +#include +#include +#include // INTERNAL INCLUDES #include #include #include +#include #include namespace Dali @@ -45,9 +47,12 @@ struct Event CURSOR_KEY_EVENT, TAP_EVENT, PAN_EVENT, + LONG_PRESS_EVENT, GRAB_HANDLE_EVENT, LEFT_SELECTION_HANDLE_EVENT, - RIGHT_SELECTION_HANDLE_EVENT + RIGHT_SELECTION_HANDLE_EVENT, + SELECT, + SELECT_ALL }; union Param @@ -98,9 +103,14 @@ struct EventData enum State { INACTIVE, + INTERRUPTED, SELECTING, + SELECTION_CHANGED, EDITING, - EDITING_WITH_POPUP + EDITING_WITH_POPUP, + EDITING_WITH_GRAB_HANDLE, + GRAB_HANDLE_PANNING, + SELECTION_HANDLE_PANNING }; EventData( DecoratorPtr decorator ); @@ -133,19 +143,21 @@ struct EventData CharacterIndex mPreEditStartPosition; ///< Used to remove the pre-edit text if necessary. Length mPreEditLength; ///< Used to remove the pre-edit text if necessary. - 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. - bool mCursorBlinkEnabled : 1; ///< True if cursor should blink when active. - 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 mUpdateCursorPosition : 1; ///< True if the visual position of the cursor 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 mScrollAfterUpdateCursorPosition : 1; ///< Whether to scroll after the cursor position is updated. + 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. + bool mCursorBlinkEnabled : 1; ///< True if cursor should blink when active. + 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 mUpdateCursorPosition : 1; ///< True if the visual position of the cursor 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 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 }; struct ModifyEvent @@ -163,7 +175,9 @@ struct ModifyEvent struct FontDefaults { FontDefaults() - : mDefaultPointSize(0.0f), + : mDefaultFontFamily(""), + mDefaultFontStyle(""), + mDefaultPointSize(0.0f), mFontId(0u) { } @@ -194,23 +208,30 @@ struct Controller::Impl mFontDefaults( NULL ), mEventData( NULL ), mFontClient(), + mClipboard(), mView(), + mMetrics(), mLayoutEngine(), mModifyEvents(), - mControlSize(), mTextColor( Color::BLACK ), mAlignmentOffset(), mOperationsPending( NO_OPERATION ), mMaximumNumberOfCharacters( 50 ), - mRecalculateNaturalSize( true ) + mRecalculateNaturalSize( true ), + mUserDefinedFontFamily( false) { mLogicalModel = LogicalModel::New(); mVisualModel = VisualModel::New(); mFontClient = TextAbstraction::FontClient::Get(); + mClipboard = Clipboard::Get(); mView.SetVisualModel( mVisualModel ); + // Use this to access FontClient i.e. to get down-scaled Emoji metrics. + mMetrics = Metrics::New( mFontClient ); + mLayoutEngine.SetMetrics( mMetrics ); + // Set the text properties to default mVisualModel->SetUnderlineEnabled( false ); mVisualModel->SetUnderlineHeight( 0.0f ); @@ -218,6 +239,7 @@ struct Controller::Impl ~Impl() { + delete mFontDefaults; delete mEventData; } @@ -231,6 +253,12 @@ struct Controller::Impl */ void QueueModifyEvent( ModifyEvent::Type type ) { + if( ModifyEvent::TEXT_REPLACED == type) + { + // Cancel previously queued inserts etc. + mModifyEvents.clear(); + } + ModifyEvent event; event.type = type; mModifyEvents.push_back( event ); @@ -260,6 +288,12 @@ struct Controller::Impl return ( mEventData && mEventData->mIsShowingPlaceholderText ); } + bool IsShowingRealText() const + { + return ( !IsShowingPlaceholderText() && + 0u != mLogicalModel->mText.Count() ); + } + /** * @brief Called when placeholder-text is hidden */ @@ -296,6 +330,12 @@ struct Controller::Impl ClearPreEditFlag(); } + bool IsClipboardEmpty() + { + bool result( mClipboard && mClipboard.NumberOfItems() ); + return !result; // // If NumberOfItems greater than 0, return false + } + void UpdateModel( OperationsMask operationsRequired ); /** @@ -306,20 +346,47 @@ struct Controller::Impl */ void GetDefaultFonts( Dali::Vector& fonts, Length numberOfCharacters ); + /** + * @brief Retrieve the line height of the default font. + */ + float GetDefaultFontLineHeight(); + void OnCursorKeyEvent( const Event& event ); void OnTapEvent( const Event& event ); void OnPanEvent( const Event& event ); + void OnLongPressEvent( const Event& event ); + void OnHandleEvent( const Event& event ); + void OnSelectEvent( const Event& event ); + + void OnSelectAllEvent(); + + void RetrieveSelection( std::string& selectedText, bool deleteAfterRetreival ); + + void ShowClipboard(); + + void HideClipboard(); + + bool CopyStringToClipboard( std::string& source ); + + void SendSelectionToClipboard( bool deleteAfterSending ); + + void GetTextFromClipboard( unsigned int itemIndex, std::string& retreivedString ); + + void RepositionSelectionHandles( CharacterIndex selectionStart, CharacterIndex selectionEnd ); void RepositionSelectionHandles( float visualX, float visualY ); - void ChangeState( EventData::State newState ); + 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 * @@ -386,11 +453,23 @@ struct Controller::Impl void ClampVerticalScroll( const Vector2& actualSize ); /** + * @brief Scrolls the text to make a position visible. + * + * @pre mEventData must not be NULL. (there is a text-input or selection capabilities). + * + * @param[in] position A position in decorator coords. + * + * 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 ); + + /** * @brief Scrolls the text to make the cursor visible. * - * This method is called after inserting, deleting or moving the cursor with the keypad. + * This method is called after deleting text. */ - void ScrollToMakeCursorVisible(); + void ScrollTextToMatchCursor(); ControlInterface& mControlInterface; ///< Reference to the text controller. LogicalModelPtr mLogicalModel; ///< Pointer to the logical model. @@ -398,15 +477,18 @@ struct Controller::Impl FontDefaults* mFontDefaults; ///< Avoid allocating this when the user does not specify a font. 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 View mView; ///< The view interface to the rendering back-end. + MetricsPtr mMetrics; ///< A wrapper around FontClient used to get metrics & potentially down-scaled Emoji metrics. LayoutEngine mLayoutEngine; ///< The layout engine. std::vector mModifyEvents; ///< Temporary stores the text set until the next relayout. - Size mControlSize; ///< The size of the control. Vector4 mTextColor; ///< The regular text color Vector2 mAlignmentOffset; ///< Vertical and horizontal offset of the whole text inside the control due to alignment. OperationsMask mOperationsPending; ///< Operations pending to be done to layout the text. Length mMaximumNumberOfCharacters; ///< Maximum number of characters that can be inserted. + bool mRecalculateNaturalSize:1; ///< Whether the natural size needs to be recalculated. + bool mUserDefinedFontFamily:1; ///< Whether the Font family was Set by the user instead of being left as sytem default }; } // namespace Text