2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
24 #include <dali/public-api/adaptor-framework/key.h>
25 #include <dali/integration-api/debug.h>
26 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
29 #include <dali-toolkit/internal/text/bidirectional-support.h>
30 #include <dali-toolkit/internal/text/character-set-conversion.h>
31 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
32 #include <dali-toolkit/internal/text/markup-processor.h>
33 #include <dali-toolkit/internal/text/text-controller-impl.h>
34 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #if defined(DEBUG_ENABLED)
40 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
43 const float MAX_FLOAT = std::numeric_limits<float>::max();
45 const std::string EMPTY_STRING("");
47 float ConvertToEven( float value )
49 int intValue(static_cast<int>( value ));
50 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
65 * @brief Adds a new font description run for the selected text.
67 * The new font parameters are added after the call to this method.
69 * @param[in] eventData The event data pointer.
70 * @param[in] logicalModel The logical model where to add the new font description run.
71 * @param[out] startOfSelectedText Index to the first selected character.
72 * @param[out] lengthOfSelectedText Number of selected characters.
74 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
75 LogicalModelPtr logicalModel,
76 CharacterIndex& startOfSelectedText,
77 Length& lengthOfSelectedText )
79 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
81 // Get start and end position of selection
82 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
83 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
86 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
87 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
89 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
91 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
92 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
94 // Recalculate the selection highlight as the metrics may have changed.
95 eventData->mUpdateLeftSelectionPosition = true;
96 eventData->mUpdateRightSelectionPosition = true;
97 eventData->mUpdateHighlightBox = true;
99 return fontDescriptionRun;
102 // public : Constructor.
104 ControllerPtr Controller::New()
106 return ControllerPtr( new Controller() );
109 ControllerPtr Controller::New( ControlInterface* controlInterface )
111 return ControllerPtr( new Controller( controlInterface ) );
114 ControllerPtr Controller::New( ControlInterface* controlInterface,
115 EditableControlInterface* editableControlInterface )
117 return ControllerPtr( new Controller( controlInterface,
118 editableControlInterface ) );
121 // public : Configure the text controller.
123 void Controller::EnableTextInput( DecoratorPtr decorator )
127 delete mImpl->mEventData;
128 mImpl->mEventData = NULL;
130 // Nothing else to do.
134 if( NULL == mImpl->mEventData )
136 mImpl->mEventData = new EventData( decorator );
140 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
142 // Metrics for bitmap & vector based glyphs are different
143 mImpl->mMetrics->SetGlyphType( glyphType );
145 // Clear the font-specific data
148 mImpl->RequestRelayout();
151 void Controller::SetMarkupProcessorEnabled( bool enable )
153 mImpl->mMarkupProcessorEnabled = enable;
156 bool Controller::IsMarkupProcessorEnabled() const
158 return mImpl->mMarkupProcessorEnabled;
161 void Controller::SetAutoScrollEnabled( bool enable )
163 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled[%s] SingleBox[%s]-> [%p]\n", (enable)?"true":"false", ( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX)?"true":"false", this );
165 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
169 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
170 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
180 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
181 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
188 mImpl->mIsAutoScrollEnabled = enable;
189 mImpl->RequestRelayout();
193 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
194 mImpl->mIsAutoScrollEnabled = false;
198 bool Controller::IsAutoScrollEnabled() const
200 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
202 return mImpl->mIsAutoScrollEnabled;
205 CharacterDirection Controller::GetAutoScrollDirection() const
207 return mImpl->mAutoScrollDirectionRTL;
210 float Controller::GetAutoScrollLineAlignment() const
214 if( mImpl->mModel->mVisualModel &&
215 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
217 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
223 void Controller::SetHorizontalScrollEnabled( bool enable )
225 if( ( NULL != mImpl->mEventData ) &&
226 mImpl->mEventData->mDecorator )
228 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
231 bool Controller::IsHorizontalScrollEnabled() const
233 if( ( NULL != mImpl->mEventData ) &&
234 mImpl->mEventData->mDecorator )
236 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
242 void Controller::SetVerticalScrollEnabled( bool enable )
244 if( ( NULL != mImpl->mEventData ) &&
245 mImpl->mEventData->mDecorator )
247 if( mImpl->mEventData->mDecorator )
249 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
254 bool Controller::IsVerticalScrollEnabled() const
256 if( ( NULL != mImpl->mEventData ) &&
257 mImpl->mEventData->mDecorator )
259 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
265 void Controller::SetSmoothHandlePanEnabled( bool enable )
267 if( ( NULL != mImpl->mEventData ) &&
268 mImpl->mEventData->mDecorator )
270 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
274 bool Controller::IsSmoothHandlePanEnabled() const
276 if( ( NULL != mImpl->mEventData ) &&
277 mImpl->mEventData->mDecorator )
279 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
285 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
287 mImpl->mMaximumNumberOfCharacters = maxCharacters;
290 int Controller::GetMaximumNumberOfCharacters()
292 return mImpl->mMaximumNumberOfCharacters;
295 void Controller::SetEnableCursorBlink( bool enable )
297 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
299 if( NULL != mImpl->mEventData )
301 mImpl->mEventData->mCursorBlinkEnabled = enable;
304 mImpl->mEventData->mDecorator )
306 mImpl->mEventData->mDecorator->StopCursorBlink();
311 bool Controller::GetEnableCursorBlink() const
313 if( NULL != mImpl->mEventData )
315 return mImpl->mEventData->mCursorBlinkEnabled;
321 void Controller::SetMultiLineEnabled( bool enable )
323 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
325 if( layout != mImpl->mLayoutEngine.GetLayout() )
327 // Set the layout type.
328 mImpl->mLayoutEngine.SetLayout( layout );
330 // Set the flags to redo the layout operations
331 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
336 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
338 mImpl->RequestRelayout();
342 bool Controller::IsMultiLineEnabled() const
344 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
347 void Controller::SetHorizontalAlignment( Layout::HorizontalAlignment alignment )
349 if( alignment != mImpl->mModel->mHorizontalAlignment )
351 // Set the alignment.
352 mImpl->mModel->mHorizontalAlignment = alignment;
354 // Set the flag to redo the alignment operation.
355 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
357 mImpl->RequestRelayout();
361 Layout::HorizontalAlignment Controller::GetHorizontalAlignment() const
363 return mImpl->mModel->mHorizontalAlignment;
366 void Controller::SetVerticalAlignment( Layout::VerticalAlignment alignment )
368 if( alignment != mImpl->mModel->mVerticalAlignment )
370 // Set the alignment.
371 mImpl->mModel->mVerticalAlignment = alignment;
373 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
375 mImpl->RequestRelayout();
379 Layout::VerticalAlignment Controller::GetVerticalAlignment() const
381 return mImpl->mModel->mVerticalAlignment;
384 void Controller::SetTextElideEnabled( bool enabled )
386 mImpl->mModel->mElideEnabled = enabled;
389 bool Controller::IsTextElideEnabled() const
391 return mImpl->mModel->mElideEnabled;
396 void Controller::SetText( const std::string& text )
398 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
400 // Reset keyboard as text changed
401 mImpl->ResetImfManager();
403 // Remove the previously set text and style.
409 CharacterIndex lastCursorIndex = 0u;
411 if( NULL != mImpl->mEventData )
413 // If popup shown then hide it by switching to Editing state
414 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
415 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
416 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
417 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
419 mImpl->ChangeState( EventData::EDITING );
425 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
427 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
428 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
430 Length textSize = 0u;
431 const uint8_t* utf8 = NULL;
432 if( mImpl->mMarkupProcessorEnabled )
434 ProcessMarkupString( text, markupProcessData );
435 textSize = markupProcessData.markupProcessedText.size();
437 // This is a bit horrible but std::string returns a (signed) char*
438 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
442 textSize = text.size();
444 // This is a bit horrible but std::string returns a (signed) char*
445 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
448 // Convert text into UTF-32
449 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
450 utf32Characters.Resize( textSize );
452 // Transform a text array encoded in utf8 into an array encoded in utf32.
453 // It returns the actual number of characters.
454 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
455 utf32Characters.Resize( characterCount );
457 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
458 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
460 // The characters to be added.
461 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
463 // To reset the cursor position
464 lastCursorIndex = characterCount;
466 // Update the rest of the model during size negotiation
467 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
469 // The natural size needs to be re-calculated.
470 mImpl->mRecalculateNaturalSize = true;
472 // Apply modifications to the model
473 mImpl->mOperationsPending = ALL_OPERATIONS;
477 ShowPlaceholderText();
480 // Resets the cursor position.
481 ResetCursorPosition( lastCursorIndex );
483 // Scrolls the text to make the cursor visible.
484 ResetScrollPosition();
486 mImpl->RequestRelayout();
488 if( NULL != mImpl->mEventData )
490 // Cancel previously queued events
491 mImpl->mEventData->mEventQueue.clear();
494 // Do this last since it provides callbacks into application code.
495 if( NULL != mImpl->mEditableControlInterface )
497 mImpl->mEditableControlInterface->TextChanged();
501 void Controller::GetText( std::string& text ) const
503 if( !mImpl->IsShowingPlaceholderText() )
505 // Retrieves the text string.
506 mImpl->GetText( 0u, text );
510 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
514 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
516 if( NULL != mImpl->mEventData )
518 if( PLACEHOLDER_TYPE_INACTIVE == type )
520 mImpl->mEventData->mPlaceholderTextInactive = text;
524 mImpl->mEventData->mPlaceholderTextActive = text;
527 // Update placeholder if there is no text
528 if( mImpl->IsShowingPlaceholderText() ||
529 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
531 ShowPlaceholderText();
536 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
538 if( NULL != mImpl->mEventData )
540 if( PLACEHOLDER_TYPE_INACTIVE == type )
542 text = mImpl->mEventData->mPlaceholderTextInactive;
546 text = mImpl->mEventData->mPlaceholderTextActive;
551 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
553 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
555 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
557 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
558 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
562 mImpl->RequestRelayout();
566 // public : Default style & Input style
568 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
570 if( NULL == mImpl->mFontDefaults )
572 mImpl->mFontDefaults = new FontDefaults();
575 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
576 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
577 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
579 // Clear the font-specific data
582 mImpl->RequestRelayout();
585 const std::string& Controller::GetDefaultFontFamily() const
587 if( NULL != mImpl->mFontDefaults )
589 return mImpl->mFontDefaults->mFontDescription.family;
595 void Controller::SetDefaultFontWeight( FontWeight weight )
597 if( NULL == mImpl->mFontDefaults )
599 mImpl->mFontDefaults = new FontDefaults();
602 mImpl->mFontDefaults->mFontDescription.weight = weight;
603 mImpl->mFontDefaults->weightDefined = true;
605 // Clear the font-specific data
608 mImpl->RequestRelayout();
611 bool Controller::IsDefaultFontWeightDefined() const
613 return mImpl->mFontDefaults->weightDefined;
616 FontWeight Controller::GetDefaultFontWeight() const
618 if( NULL != mImpl->mFontDefaults )
620 return mImpl->mFontDefaults->mFontDescription.weight;
623 return TextAbstraction::FontWeight::NORMAL;
626 void Controller::SetDefaultFontWidth( FontWidth width )
628 if( NULL == mImpl->mFontDefaults )
630 mImpl->mFontDefaults = new FontDefaults();
633 mImpl->mFontDefaults->mFontDescription.width = width;
634 mImpl->mFontDefaults->widthDefined = true;
636 // Clear the font-specific data
639 mImpl->RequestRelayout();
642 bool Controller::IsDefaultFontWidthDefined() const
644 return mImpl->mFontDefaults->widthDefined;
647 FontWidth Controller::GetDefaultFontWidth() const
649 if( NULL != mImpl->mFontDefaults )
651 return mImpl->mFontDefaults->mFontDescription.width;
654 return TextAbstraction::FontWidth::NORMAL;
657 void Controller::SetDefaultFontSlant( FontSlant slant )
659 if( NULL == mImpl->mFontDefaults )
661 mImpl->mFontDefaults = new FontDefaults();
664 mImpl->mFontDefaults->mFontDescription.slant = slant;
665 mImpl->mFontDefaults->slantDefined = true;
667 // Clear the font-specific data
670 mImpl->RequestRelayout();
673 bool Controller::IsDefaultFontSlantDefined() const
675 return mImpl->mFontDefaults->slantDefined;
678 FontSlant Controller::GetDefaultFontSlant() const
680 if( NULL != mImpl->mFontDefaults )
682 return mImpl->mFontDefaults->mFontDescription.slant;
685 return TextAbstraction::FontSlant::NORMAL;
688 void Controller::SetDefaultPointSize( float pointSize )
690 if( NULL == mImpl->mFontDefaults )
692 mImpl->mFontDefaults = new FontDefaults();
695 mImpl->mFontDefaults->mDefaultPointSize = pointSize;
696 mImpl->mFontDefaults->sizeDefined = true;
698 // Clear the font-specific data
701 mImpl->RequestRelayout();
704 float Controller::GetDefaultPointSize() const
706 if( NULL != mImpl->mFontDefaults )
708 return mImpl->mFontDefaults->mDefaultPointSize;
714 void Controller::SetDefaultColor( const Vector4& color )
716 mImpl->mTextColor = color;
718 if( !mImpl->IsShowingPlaceholderText() )
720 mImpl->mModel->mVisualModel->SetTextColor( color );
722 mImpl->RequestRelayout();
726 const Vector4& Controller::GetDefaultColor() const
728 return mImpl->mTextColor;
731 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
733 if( NULL != mImpl->mEventData )
735 mImpl->mEventData->mPlaceholderTextColor = textColor;
738 if( mImpl->IsShowingPlaceholderText() )
740 mImpl->mModel->mVisualModel->SetTextColor( textColor );
741 mImpl->RequestRelayout();
745 const Vector4& Controller::GetPlaceholderTextColor() const
747 if( NULL != mImpl->mEventData )
749 return mImpl->mEventData->mPlaceholderTextColor;
755 void Controller::SetShadowOffset( const Vector2& shadowOffset )
757 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
759 mImpl->RequestRelayout();
762 const Vector2& Controller::GetShadowOffset() const
764 return mImpl->mModel->mVisualModel->GetShadowOffset();
767 void Controller::SetShadowColor( const Vector4& shadowColor )
769 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
771 mImpl->RequestRelayout();
774 const Vector4& Controller::GetShadowColor() const
776 return mImpl->mModel->mVisualModel->GetShadowColor();
779 void Controller::SetUnderlineColor( const Vector4& color )
781 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
783 mImpl->RequestRelayout();
786 const Vector4& Controller::GetUnderlineColor() const
788 return mImpl->mModel->mVisualModel->GetUnderlineColor();
791 void Controller::SetUnderlineEnabled( bool enabled )
793 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
795 mImpl->RequestRelayout();
798 bool Controller::IsUnderlineEnabled() const
800 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
803 void Controller::SetUnderlineHeight( float height )
805 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
807 mImpl->RequestRelayout();
810 float Controller::GetUnderlineHeight() const
812 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
815 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
817 if( NULL == mImpl->mEmbossDefaults )
819 mImpl->mEmbossDefaults = new EmbossDefaults();
822 mImpl->mEmbossDefaults->properties = embossProperties;
825 const std::string& Controller::GetDefaultEmbossProperties() const
827 if( NULL != mImpl->mEmbossDefaults )
829 return mImpl->mEmbossDefaults->properties;
835 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
837 if( NULL == mImpl->mOutlineDefaults )
839 mImpl->mOutlineDefaults = new OutlineDefaults();
842 mImpl->mOutlineDefaults->properties = outlineProperties;
845 const std::string& Controller::GetDefaultOutlineProperties() const
847 if( NULL != mImpl->mOutlineDefaults )
849 return mImpl->mOutlineDefaults->properties;
855 void Controller::SetDefaultLineSpacing( float lineSpacing )
857 //TODO finish implementation
858 mImpl->mLayoutEngine.SetDefaultLineSpacing( lineSpacing );
861 float Controller::GetDefaultLineSpacing() const
863 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
866 void Controller::SetInputColor( const Vector4& color )
868 if( NULL != mImpl->mEventData )
870 mImpl->mEventData->mInputStyle.textColor = color;
871 mImpl->mEventData->mInputStyle.isDefaultColor = false;
873 if( EventData::SELECTING == mImpl->mEventData->mState )
875 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
877 // Get start and end position of selection
878 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
879 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
881 // Add the color run.
882 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
883 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
885 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
886 colorRun.color = color;
887 colorRun.characterRun.characterIndex = startOfSelectedText;
888 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
890 // Request to relayout.
891 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
892 mImpl->RequestRelayout();
894 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
895 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
896 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
901 const Vector4& Controller::GetInputColor() const
903 if( NULL != mImpl->mEventData )
905 return mImpl->mEventData->mInputStyle.textColor;
908 // Return the default text's color if there is no EventData.
909 return mImpl->mTextColor;
913 void Controller::SetInputFontFamily( const std::string& fontFamily )
915 if( NULL != mImpl->mEventData )
917 mImpl->mEventData->mInputStyle.familyName = fontFamily;
918 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
920 if( EventData::SELECTING == mImpl->mEventData->mState )
922 CharacterIndex startOfSelectedText = 0u;
923 Length lengthOfSelectedText = 0u;
924 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
925 mImpl->mModel->mLogicalModel,
927 lengthOfSelectedText );
929 fontDescriptionRun.familyLength = fontFamily.size();
930 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
931 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
932 fontDescriptionRun.familyDefined = true;
934 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
936 // Request to relayout.
937 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
945 mImpl->mRecalculateNaturalSize = true;
946 mImpl->RequestRelayout();
948 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
949 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
950 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
952 // As the font changes, recalculate the handle positions is needed.
953 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
954 mImpl->mEventData->mUpdateRightSelectionPosition = true;
955 mImpl->mEventData->mUpdateHighlightBox = true;
956 mImpl->mEventData->mScrollAfterUpdatePosition = true;
961 const std::string& Controller::GetInputFontFamily() const
963 if( NULL != mImpl->mEventData )
965 return mImpl->mEventData->mInputStyle.familyName;
968 // Return the default font's family if there is no EventData.
969 return GetDefaultFontFamily();
972 void Controller::SetInputFontWeight( FontWeight weight )
974 if( NULL != mImpl->mEventData )
976 mImpl->mEventData->mInputStyle.weight = weight;
977 mImpl->mEventData->mInputStyle.isWeightDefined = true;
979 if( EventData::SELECTING == mImpl->mEventData->mState )
981 CharacterIndex startOfSelectedText = 0u;
982 Length lengthOfSelectedText = 0u;
983 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
984 mImpl->mModel->mLogicalModel,
986 lengthOfSelectedText );
988 fontDescriptionRun.weight = weight;
989 fontDescriptionRun.weightDefined = true;
991 // Request to relayout.
992 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1000 mImpl->mRecalculateNaturalSize = true;
1001 mImpl->RequestRelayout();
1003 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1004 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1005 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1007 // As the font might change, recalculate the handle positions is needed.
1008 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1009 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1010 mImpl->mEventData->mUpdateHighlightBox = true;
1011 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1016 bool Controller::IsInputFontWeightDefined() const
1018 bool defined = false;
1020 if( NULL != mImpl->mEventData )
1022 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1028 FontWeight Controller::GetInputFontWeight() const
1030 if( NULL != mImpl->mEventData )
1032 return mImpl->mEventData->mInputStyle.weight;
1035 return GetDefaultFontWeight();
1038 void Controller::SetInputFontWidth( FontWidth width )
1040 if( NULL != mImpl->mEventData )
1042 mImpl->mEventData->mInputStyle.width = width;
1043 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1045 if( EventData::SELECTING == mImpl->mEventData->mState )
1047 CharacterIndex startOfSelectedText = 0u;
1048 Length lengthOfSelectedText = 0u;
1049 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1050 mImpl->mModel->mLogicalModel,
1051 startOfSelectedText,
1052 lengthOfSelectedText );
1054 fontDescriptionRun.width = width;
1055 fontDescriptionRun.widthDefined = true;
1057 // Request to relayout.
1058 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1063 UPDATE_LAYOUT_SIZE |
1066 mImpl->mRecalculateNaturalSize = true;
1067 mImpl->RequestRelayout();
1069 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1070 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1071 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1073 // As the font might change, recalculate the handle positions is needed.
1074 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1075 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1076 mImpl->mEventData->mUpdateHighlightBox = true;
1077 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1082 bool Controller::IsInputFontWidthDefined() const
1084 bool defined = false;
1086 if( NULL != mImpl->mEventData )
1088 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1094 FontWidth Controller::GetInputFontWidth() const
1096 if( NULL != mImpl->mEventData )
1098 return mImpl->mEventData->mInputStyle.width;
1101 return GetDefaultFontWidth();
1104 void Controller::SetInputFontSlant( FontSlant slant )
1106 if( NULL != mImpl->mEventData )
1108 mImpl->mEventData->mInputStyle.slant = slant;
1109 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1111 if( EventData::SELECTING == mImpl->mEventData->mState )
1113 CharacterIndex startOfSelectedText = 0u;
1114 Length lengthOfSelectedText = 0u;
1115 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1116 mImpl->mModel->mLogicalModel,
1117 startOfSelectedText,
1118 lengthOfSelectedText );
1120 fontDescriptionRun.slant = slant;
1121 fontDescriptionRun.slantDefined = true;
1123 // Request to relayout.
1124 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1129 UPDATE_LAYOUT_SIZE |
1132 mImpl->mRecalculateNaturalSize = true;
1133 mImpl->RequestRelayout();
1135 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1136 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1137 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1139 // As the font might change, recalculate the handle positions is needed.
1140 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1141 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1142 mImpl->mEventData->mUpdateHighlightBox = true;
1143 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1148 bool Controller::IsInputFontSlantDefined() const
1150 bool defined = false;
1152 if( NULL != mImpl->mEventData )
1154 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1160 FontSlant Controller::GetInputFontSlant() const
1162 if( NULL != mImpl->mEventData )
1164 return mImpl->mEventData->mInputStyle.slant;
1167 return GetDefaultFontSlant();
1170 void Controller::SetInputFontPointSize( float size )
1172 if( NULL != mImpl->mEventData )
1174 mImpl->mEventData->mInputStyle.size = size;
1175 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1177 if( EventData::SELECTING == mImpl->mEventData->mState )
1179 CharacterIndex startOfSelectedText = 0u;
1180 Length lengthOfSelectedText = 0u;
1181 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1182 mImpl->mModel->mLogicalModel,
1183 startOfSelectedText,
1184 lengthOfSelectedText );
1186 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1187 fontDescriptionRun.sizeDefined = true;
1189 // Request to relayout.
1190 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1195 UPDATE_LAYOUT_SIZE |
1198 mImpl->mRecalculateNaturalSize = true;
1199 mImpl->RequestRelayout();
1201 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1202 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1203 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1205 // As the font might change, recalculate the handle positions is needed.
1206 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1207 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1208 mImpl->mEventData->mUpdateHighlightBox = true;
1209 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1214 float Controller::GetInputFontPointSize() const
1216 if( NULL != mImpl->mEventData )
1218 return mImpl->mEventData->mInputStyle.size;
1221 // Return the default font's point size if there is no EventData.
1222 return GetDefaultPointSize();
1225 void Controller::SetInputLineSpacing( float lineSpacing )
1227 if( NULL != mImpl->mEventData )
1229 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1230 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1234 float Controller::GetInputLineSpacing() const
1236 if( NULL != mImpl->mEventData )
1238 return mImpl->mEventData->mInputStyle.lineSpacing;
1244 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1246 if( NULL != mImpl->mEventData )
1248 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1252 const std::string& Controller::GetInputShadowProperties() const
1254 if( NULL != mImpl->mEventData )
1256 return mImpl->mEventData->mInputStyle.shadowProperties;
1259 return EMPTY_STRING;
1262 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1264 if( NULL != mImpl->mEventData )
1266 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1270 const std::string& Controller::GetInputUnderlineProperties() const
1272 if( NULL != mImpl->mEventData )
1274 return mImpl->mEventData->mInputStyle.underlineProperties;
1277 return EMPTY_STRING;
1280 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1282 if( NULL != mImpl->mEventData )
1284 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1288 const std::string& Controller::GetInputEmbossProperties() const
1290 if( NULL != mImpl->mEventData )
1292 return mImpl->mEventData->mInputStyle.embossProperties;
1295 return GetDefaultEmbossProperties();
1298 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1300 if( NULL != mImpl->mEventData )
1302 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1306 const std::string& Controller::GetInputOutlineProperties() const
1308 if( NULL != mImpl->mEventData )
1310 return mImpl->mEventData->mInputStyle.outlineProperties;
1313 return GetDefaultOutlineProperties();
1316 // public : Queries & retrieves.
1318 Layout::Engine& Controller::GetLayoutEngine()
1320 return mImpl->mLayoutEngine;
1323 View& Controller::GetView()
1325 return mImpl->mView;
1328 Vector3 Controller::GetNaturalSize()
1330 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1331 Vector3 naturalSize;
1333 // Make sure the model is up-to-date before layouting
1334 ProcessModifyEvents();
1336 if( mImpl->mRecalculateNaturalSize )
1338 // Operations that can be done only once until the text changes.
1339 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1346 GET_GLYPH_METRICS );
1347 // Make sure the model is up-to-date before layouting
1348 mImpl->UpdateModel( onlyOnceOperations );
1350 // Layout the text for the new width.
1351 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1353 // Set the update info to relayout the whole text.
1354 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1355 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1357 // Store the actual control's size to restore later.
1358 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1360 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1361 static_cast<OperationsMask>( onlyOnceOperations |
1363 naturalSize.GetVectorXY() );
1365 // Do not do again the only once operations.
1366 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1368 // Do the size related operations again.
1369 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1372 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1374 // Stores the natural size to avoid recalculate it again
1375 // unless the text/style changes.
1376 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1378 mImpl->mRecalculateNaturalSize = false;
1380 // Clear the update info. This info will be set the next time the text is updated.
1381 mImpl->mTextUpdateInfo.Clear();
1383 // Restore the actual control's size.
1384 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1386 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1390 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1392 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1395 naturalSize.x = ConvertToEven( naturalSize.x );
1396 naturalSize.y = ConvertToEven( naturalSize.y );
1401 float Controller::GetHeightForWidth( float width )
1403 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1404 // Make sure the model is up-to-date before layouting
1405 ProcessModifyEvents();
1408 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 )
1410 // Operations that can be done only once until the text changes.
1411 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1418 GET_GLYPH_METRICS );
1419 // Make sure the model is up-to-date before layouting
1420 mImpl->UpdateModel( onlyOnceOperations );
1423 // Layout the text for the new width.
1424 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1426 // Set the update info to relayout the whole text.
1427 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1428 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1430 // Store the actual control's width.
1431 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1433 DoRelayout( Size( width, MAX_FLOAT ),
1434 static_cast<OperationsMask>( onlyOnceOperations |
1438 // Do not do again the only once operations.
1439 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1441 // Do the size related operations again.
1442 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1446 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1448 // Clear the update info. This info will be set the next time the text is updated.
1449 mImpl->mTextUpdateInfo.Clear();
1451 // Restore the actual control's width.
1452 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1454 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1458 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1459 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1462 return layoutSize.height;
1465 const ModelInterface* const Controller::GetTextModel() const
1467 return mImpl->mModel.Get();
1470 float Controller::GetScrollAmountByUserInput()
1472 float scrollAmount = 0.0f;
1474 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1476 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1477 mImpl->mEventData->mCheckScrollAmount = false;
1479 return scrollAmount;
1482 // public : Relayout.
1484 Controller::UpdateTextType Controller::Relayout( const Size& size )
1486 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
1488 UpdateTextType updateTextType = NONE_UPDATED;
1490 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
1492 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
1494 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
1495 updateTextType = MODEL_UPDATED;
1498 // Clear the update info. This info will be set the next time the text is updated.
1499 mImpl->mTextUpdateInfo.Clear();
1501 // Not worth to relayout if width or height is equal to zero.
1502 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
1504 return updateTextType;
1507 // Whether a new size has been set.
1508 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
1512 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
1514 // Layout operations that need to be done if the size changes.
1515 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1518 UPDATE_LAYOUT_SIZE |
1520 // Set the update info to relayout the whole text.
1521 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
1522 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
1524 // Store the size used to layout the text.
1525 mImpl->mModel->mVisualModel->mControlSize = size;
1528 // Whether there are modify events.
1529 if( 0u != mImpl->mModifyEvents.Count() )
1531 // Style operations that need to be done if the text is modified.
1532 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1536 // Make sure the model is up-to-date before layouting.
1537 ProcessModifyEvents();
1538 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
1542 updated = DoRelayout( size,
1543 mImpl->mOperationsPending,
1544 layoutSize ) || updated;
1548 updateTextType = MODEL_UPDATED;
1551 // Do not re-do any operation until something changes.
1552 mImpl->mOperationsPending = NO_OPERATION;
1553 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
1555 // Whether the text control is editable
1556 const bool isEditable = NULL != mImpl->mEventData;
1558 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
1560 if( newSize && isEditable )
1562 offset = mImpl->mModel->mScrollPosition;
1565 if( !isEditable || !IsMultiLineEnabled() )
1567 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
1568 CalculateVerticalOffset( size );
1575 // If there is a new size, the scroll position needs to be clamped.
1576 mImpl->ClampHorizontalScroll( layoutSize );
1578 // Update the decorator's positions is needed if there is a new size.
1579 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
1582 // Move the cursor, grab handle etc.
1583 if( mImpl->ProcessInputEvents() )
1585 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
1589 // Clear the update info. This info will be set the next time the text is updated.
1590 mImpl->mTextUpdateInfo.Clear();
1591 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
1593 return updateTextType;
1596 void Controller::RequestRelayout()
1598 mImpl->RequestRelayout();
1601 // public : Input style change signals.
1603 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
1605 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
1608 void Controller::ProcessInputStyleChangedSignals()
1610 if( NULL == mImpl->mEventData )
1616 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
1617 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
1621 const InputStyle::Mask mask = *it;
1623 if( NULL != mImpl->mEditableControlInterface )
1625 // Emit the input style changed signal.
1626 mImpl->mEditableControlInterface->InputStyleChanged( mask );
1630 mImpl->mEventData->mInputStyleChangedQueue.Clear();
1633 // public : Text-input Event Queuing.
1635 void Controller::KeyboardFocusGainEvent()
1637 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
1639 if( NULL != mImpl->mEventData )
1641 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
1642 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
1644 mImpl->ChangeState( EventData::EDITING );
1645 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
1646 mImpl->mEventData->mUpdateInputStyle = true;
1648 mImpl->NotifyImfMultiLineStatus();
1649 if( mImpl->IsShowingPlaceholderText() )
1651 // Show alternative placeholder-text when editing
1652 ShowPlaceholderText();
1655 mImpl->RequestRelayout();
1659 void Controller::KeyboardFocusLostEvent()
1661 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
1663 if( NULL != mImpl->mEventData )
1665 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
1667 mImpl->ChangeState( EventData::INACTIVE );
1669 if( !mImpl->IsShowingRealText() )
1671 // Revert to regular placeholder-text when not editing
1672 ShowPlaceholderText();
1676 mImpl->RequestRelayout();
1679 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
1681 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
1683 bool textChanged( false );
1685 if( ( NULL != mImpl->mEventData ) &&
1686 ( keyEvent.state == KeyEvent::Down ) )
1688 int keyCode = keyEvent.keyCode;
1689 const std::string& keyString = keyEvent.keyPressed;
1691 // Pre-process to separate modifying events from non-modifying input events.
1692 if( Dali::DALI_KEY_ESCAPE == keyCode )
1694 // Escape key is a special case which causes focus loss
1695 KeyboardFocusLostEvent();
1697 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
1698 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
1699 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
1700 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
1702 mImpl->mEventData->mCheckScrollAmount = true;
1704 Event event( Event::CURSOR_KEY_EVENT );
1705 event.p1.mInt = keyCode;
1706 mImpl->mEventData->mEventQueue.push_back( event );
1708 else if( Dali::DALI_KEY_BACKSPACE == keyCode )
1710 textChanged = BackspaceKeyEvent();
1712 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
1713 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
1714 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
1716 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
1717 mImpl->ChangeState( EventData::INACTIVE );
1719 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
1721 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
1723 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
1724 // and a character is typed after the type of a upper case latin character.
1730 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
1732 // IMF manager is no longer handling key-events
1733 mImpl->ClearPreEditFlag();
1735 InsertText( keyString, COMMIT );
1739 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
1740 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
1741 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) )
1743 // Should not change the state if the key is the shift send by the imf manager.
1744 // Otherwise, when the state is SELECTING the text controller can't send the right
1745 // surrounding info to the imf.
1746 mImpl->ChangeState( EventData::EDITING );
1749 mImpl->RequestRelayout();
1753 ( NULL != mImpl->mEditableControlInterface ) )
1755 // Do this last since it provides callbacks into application code
1756 mImpl->mEditableControlInterface->TextChanged();
1762 void Controller::TapEvent( unsigned int tapCount, float x, float y )
1764 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
1766 if( NULL != mImpl->mEventData )
1768 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
1769 EventData::State state( mImpl->mEventData->mState );
1770 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
1772 if( mImpl->IsClipboardVisible() )
1774 if( EventData::INACTIVE == state || EventData::EDITING == state)
1776 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
1778 relayoutNeeded = true;
1780 else if( 1u == tapCount )
1782 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
1784 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
1787 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
1789 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
1790 relayoutNeeded = true;
1794 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
1796 // Hide placeholder text
1800 if( EventData::INACTIVE == state )
1802 mImpl->ChangeState( EventData::EDITING );
1804 else if( !mImpl->IsClipboardEmpty() )
1806 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
1808 relayoutNeeded = true;
1811 else if( 2u == tapCount )
1813 if( mImpl->mEventData->mSelectionEnabled &&
1814 mImpl->IsShowingRealText() )
1816 SelectEvent( x, y, false );
1819 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
1820 if( relayoutNeeded )
1822 Event event( Event::TAP_EVENT );
1823 event.p1.mUint = tapCount;
1824 event.p2.mFloat = x;
1825 event.p3.mFloat = y;
1826 mImpl->mEventData->mEventQueue.push_back( event );
1828 mImpl->RequestRelayout();
1832 // Reset keyboard as tap event has occurred.
1833 mImpl->ResetImfManager();
1836 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
1838 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
1840 if( NULL != mImpl->mEventData )
1842 Event event( Event::PAN_EVENT );
1843 event.p1.mInt = state;
1844 event.p2.mFloat = displacement.x;
1845 event.p3.mFloat = displacement.y;
1846 mImpl->mEventData->mEventQueue.push_back( event );
1848 mImpl->RequestRelayout();
1852 void Controller::LongPressEvent( Gesture::State state, float x, float y )
1854 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
1856 if( ( state == Gesture::Started ) &&
1857 ( NULL != mImpl->mEventData ) )
1859 if( !mImpl->IsShowingRealText() )
1861 Event event( Event::LONG_PRESS_EVENT );
1862 event.p1.mInt = state;
1863 mImpl->mEventData->mEventQueue.push_back( event );
1864 mImpl->RequestRelayout();
1868 // The 1st long-press on inactive text-field is treated as tap
1869 if( EventData::INACTIVE == mImpl->mEventData->mState )
1871 mImpl->ChangeState( EventData::EDITING );
1873 Event event( Event::TAP_EVENT );
1875 event.p2.mFloat = x;
1876 event.p3.mFloat = y;
1877 mImpl->mEventData->mEventQueue.push_back( event );
1879 mImpl->RequestRelayout();
1881 else if( !mImpl->IsClipboardVisible() )
1883 // Reset the imf manger to commit the pre-edit before selecting the text.
1884 mImpl->ResetImfManager();
1886 SelectEvent( x, y, false );
1892 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
1894 // Whether the text needs to be relaid-out.
1895 bool requestRelayout = false;
1897 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
1898 bool retrieveText = false;
1899 bool retrieveCursor = false;
1901 switch( imfEvent.eventName )
1903 case ImfManager::COMMIT:
1905 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
1906 requestRelayout = true;
1907 retrieveCursor = true;
1910 case ImfManager::PREEDIT:
1912 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
1913 requestRelayout = true;
1914 retrieveCursor = true;
1917 case ImfManager::DELETESURROUNDING:
1919 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
1920 imfEvent.numberOfChars,
1921 DONT_UPDATE_INPUT_STYLE );
1925 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
1926 !mImpl->IsPlaceholderAvailable() )
1928 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
1932 ShowPlaceholderText();
1934 mImpl->mEventData->mUpdateCursorPosition = true;
1935 mImpl->mEventData->mScrollAfterDelete = true;
1937 requestRelayout = true;
1941 case ImfManager::GETSURROUNDING:
1943 retrieveText = true;
1944 retrieveCursor = true;
1947 case ImfManager::VOID:
1954 if( requestRelayout )
1956 mImpl->mOperationsPending = ALL_OPERATIONS;
1957 mImpl->RequestRelayout();
1961 CharacterIndex cursorPosition = 0u;
1962 Length numberOfWhiteSpaces = 0u;
1964 if( retrieveCursor )
1966 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
1968 cursorPosition = mImpl->GetLogicalCursorPosition();
1970 if( cursorPosition < numberOfWhiteSpaces )
1972 cursorPosition = 0u;
1976 cursorPosition -= numberOfWhiteSpaces;
1982 mImpl->GetText( numberOfWhiteSpaces, text );
1985 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
1987 if( requestRelayout &&
1988 ( NULL != mImpl->mEditableControlInterface ) )
1990 // Do this last since it provides callbacks into application code
1991 mImpl->mEditableControlInterface->TextChanged();
1994 return callbackData;
1997 void Controller::PasteClipboardItemEvent()
1999 // Retrieve the clipboard contents first
2000 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2001 std::string stringToPaste( notifier.GetContent() );
2003 // Commit the current pre-edit text; the contents of the clipboard should be appended
2004 mImpl->ResetImfManager();
2006 // Temporary disable hiding clipboard
2007 mImpl->SetClipboardHideEnable( false );
2010 PasteText( stringToPaste );
2012 mImpl->SetClipboardHideEnable( true );
2015 // protected : Inherit from Text::Decorator::ControllerInterface.
2017 void Controller::GetTargetSize( Vector2& targetSize )
2019 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2022 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2024 if( NULL != mImpl->mEditableControlInterface )
2026 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2030 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2032 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2034 if( NULL != mImpl->mEventData )
2036 switch( handleType )
2040 Event event( Event::GRAB_HANDLE_EVENT );
2041 event.p1.mUint = state;
2042 event.p2.mFloat = x;
2043 event.p3.mFloat = y;
2045 mImpl->mEventData->mEventQueue.push_back( event );
2048 case LEFT_SELECTION_HANDLE:
2050 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2051 event.p1.mUint = state;
2052 event.p2.mFloat = x;
2053 event.p3.mFloat = y;
2055 mImpl->mEventData->mEventQueue.push_back( event );
2058 case RIGHT_SELECTION_HANDLE:
2060 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2061 event.p1.mUint = state;
2062 event.p2.mFloat = x;
2063 event.p3.mFloat = y;
2065 mImpl->mEventData->mEventQueue.push_back( event );
2068 case LEFT_SELECTION_HANDLE_MARKER:
2069 case RIGHT_SELECTION_HANDLE_MARKER:
2071 // Markers do not move the handles.
2074 case HANDLE_TYPE_COUNT:
2076 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2080 mImpl->RequestRelayout();
2084 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2086 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2088 if( NULL == mImpl->mEventData )
2095 case Toolkit::TextSelectionPopup::CUT:
2097 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2098 mImpl->mOperationsPending = ALL_OPERATIONS;
2100 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2101 !mImpl->IsPlaceholderAvailable() )
2103 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2107 ShowPlaceholderText();
2110 mImpl->mEventData->mUpdateCursorPosition = true;
2111 mImpl->mEventData->mScrollAfterDelete = true;
2113 mImpl->RequestRelayout();
2115 if( NULL != mImpl->mEditableControlInterface )
2117 mImpl->mEditableControlInterface->TextChanged();
2121 case Toolkit::TextSelectionPopup::COPY:
2123 mImpl->SendSelectionToClipboard( false ); // Text not modified
2125 mImpl->mEventData->mUpdateCursorPosition = true;
2127 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2130 case Toolkit::TextSelectionPopup::PASTE:
2132 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2135 case Toolkit::TextSelectionPopup::SELECT:
2137 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2139 if( mImpl->mEventData->mSelectionEnabled )
2141 // Creates a SELECT event.
2142 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2146 case Toolkit::TextSelectionPopup::SELECT_ALL:
2148 // Creates a SELECT_ALL event
2149 SelectEvent( 0.f, 0.f, true );
2152 case Toolkit::TextSelectionPopup::CLIPBOARD:
2154 mImpl->ShowClipboard();
2157 case Toolkit::TextSelectionPopup::NONE:
2165 // private : Update.
2167 void Controller::InsertText( const std::string& text, Controller::InsertType type )
2169 bool removedPrevious( false );
2170 bool maxLengthReached( false );
2172 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
2174 if( NULL == mImpl->mEventData )
2179 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
2180 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
2181 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
2183 // TODO: At the moment the underline runs are only for pre-edit.
2184 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
2186 // Keep the current number of characters.
2187 const Length currentNumberOfCharacters = mImpl->IsShowingRealText() ? mImpl->mModel->mLogicalModel->mText.Count() : 0u;
2189 // Remove the previous IMF pre-edit.
2190 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
2192 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
2193 mImpl->mEventData->mPreEditLength,
2194 DONT_UPDATE_INPUT_STYLE );
2196 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
2197 mImpl->mEventData->mPreEditLength = 0u;
2201 // Remove the previous Selection.
2202 removedPrevious = RemoveSelectedText();
2205 Vector<Character> utf32Characters;
2206 Length characterCount = 0u;
2210 // Convert text into UTF-32
2211 utf32Characters.Resize( text.size() );
2213 // This is a bit horrible but std::string returns a (signed) char*
2214 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
2216 // Transform a text array encoded in utf8 into an array encoded in utf32.
2217 // It returns the actual number of characters.
2218 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
2219 utf32Characters.Resize( characterCount );
2221 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
2222 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
2225 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
2227 // The placeholder text is no longer needed
2228 if( mImpl->IsShowingPlaceholderText() )
2233 mImpl->ChangeState( EventData::EDITING );
2235 // Handle the IMF (predicitive text) state changes
2236 if( COMMIT == type )
2238 // IMF manager is no longer handling key-events
2239 mImpl->ClearPreEditFlag();
2243 if( !mImpl->mEventData->mPreEditFlag )
2245 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
2247 // Record the start of the pre-edit text
2248 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
2251 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
2252 mImpl->mEventData->mPreEditFlag = true;
2254 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
2257 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
2259 // Restrict new text to fit within Maximum characters setting.
2260 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
2261 maxLengthReached = ( characterCount > maxSizeOfNewText );
2263 // The cursor position.
2264 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
2266 // Update the text's style.
2268 // Updates the text style runs by adding characters.
2269 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
2271 // Get the character index from the cursor index.
2272 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
2274 // Retrieve the text's style for the given index.
2276 mImpl->RetrieveDefaultInputStyle( style );
2277 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
2279 // Whether to add a new text color run.
2280 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
2282 // Whether to add a new font run.
2283 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
2284 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
2285 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
2286 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
2287 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
2292 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
2293 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
2295 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
2296 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
2297 colorRun.characterRun.characterIndex = cursorIndex;
2298 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
2301 if( addFontNameRun ||
2307 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
2308 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
2310 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
2312 if( addFontNameRun )
2314 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
2315 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
2316 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
2317 fontDescriptionRun.familyDefined = true;
2319 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
2322 if( addFontWeightRun )
2324 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
2325 fontDescriptionRun.weightDefined = true;
2328 if( addFontWidthRun )
2330 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
2331 fontDescriptionRun.widthDefined = true;
2334 if( addFontSlantRun )
2336 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
2337 fontDescriptionRun.slantDefined = true;
2340 if( addFontSizeRun )
2342 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
2343 fontDescriptionRun.sizeDefined = true;
2346 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
2347 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
2350 // Insert at current cursor position.
2351 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
2353 if( cursorIndex < numberOfCharactersInModel )
2355 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
2359 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
2362 // Mark the first paragraph to be updated.
2363 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
2364 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
2366 // Update the cursor index.
2367 cursorIndex += maxSizeOfNewText;
2369 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Inserted %d characters, new size %d new cursor %d\n", maxSizeOfNewText, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition );
2372 const Length numberOfCharacters = mImpl->IsShowingRealText() ? mImpl->mModel->mLogicalModel->mText.Count() : 0u;
2374 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
2375 mImpl->IsPlaceholderAvailable() )
2377 // Show place-holder if empty after removing the pre-edit text
2378 ShowPlaceholderText();
2379 mImpl->mEventData->mUpdateCursorPosition = true;
2380 mImpl->ClearPreEditFlag();
2382 else if( removedPrevious ||
2383 ( 0 != utf32Characters.Count() ) )
2385 // Queue an inserted event
2386 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
2388 mImpl->mEventData->mUpdateCursorPosition = true;
2389 if( numberOfCharacters < currentNumberOfCharacters )
2391 mImpl->mEventData->mScrollAfterDelete = true;
2395 mImpl->mEventData->mScrollAfterUpdatePosition = true;
2399 if( maxLengthReached )
2401 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
2403 mImpl->ResetImfManager();
2405 if( NULL != mImpl->mEditableControlInterface )
2407 // Do this last since it provides callbacks into application code
2408 mImpl->mEditableControlInterface->MaxLengthReached();
2413 void Controller::PasteText( const std::string& stringToPaste )
2415 InsertText( stringToPaste, Text::Controller::COMMIT );
2416 mImpl->ChangeState( EventData::EDITING );
2417 mImpl->RequestRelayout();
2419 if( NULL != mImpl->mEditableControlInterface )
2421 // Do this last since it provides callbacks into application code
2422 mImpl->mEditableControlInterface->TextChanged();
2426 bool Controller::RemoveText( int cursorOffset,
2427 int numberOfCharacters,
2428 UpdateInputStyleType type )
2430 bool removed = false;
2432 if( NULL == mImpl->mEventData )
2437 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
2438 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
2440 if( !mImpl->IsShowingPlaceholderText() )
2442 // Delete at current cursor position
2443 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
2444 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
2446 CharacterIndex cursorIndex = oldCursorIndex;
2448 // Validate the cursor position & number of characters
2449 if( static_cast< CharacterIndex >( std::abs( cursorOffset ) ) <= cursorIndex )
2451 cursorIndex = oldCursorIndex + cursorOffset;
2454 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
2456 numberOfCharacters = currentText.Count() - cursorIndex;
2459 if( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2461 // Mark the paragraphs to be updated.
2462 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
2463 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
2465 // Update the input style and remove the text's style before removing the text.
2467 if( UPDATE_INPUT_STYLE == type )
2469 // Keep a copy of the current input style.
2470 InputStyle currentInputStyle;
2471 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
2473 // Set first the default input style.
2474 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
2476 // Update the input style.
2477 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
2479 // Compare if the input style has changed.
2480 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
2482 if( hasInputStyleChanged )
2484 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
2485 // Queue the input style changed signal.
2486 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
2490 // Updates the text style runs by removing characters. Runs with no characters are removed.
2491 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
2493 // Remove the characters.
2494 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
2495 Vector<Character>::Iterator last = first + numberOfCharacters;
2497 currentText.Erase( first, last );
2499 // Cursor position retreat
2500 oldCursorIndex = cursorIndex;
2502 mImpl->mEventData->mScrollAfterDelete = true;
2504 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
2512 bool Controller::RemoveSelectedText()
2514 bool textRemoved( false );
2516 if( EventData::SELECTING == mImpl->mEventData->mState )
2518 std::string removedString;
2519 mImpl->RetrieveSelection( removedString, true );
2521 if( !removedString.empty() )
2524 mImpl->ChangeState( EventData::EDITING );
2531 // private : Relayout.
2533 bool Controller::DoRelayout( const Size& size,
2534 OperationsMask operationsRequired,
2537 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
2538 bool viewUpdated( false );
2540 // Calculate the operations to be done.
2541 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
2543 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
2544 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
2546 // Get the current layout size.
2547 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
2549 if( NO_OPERATION != ( LAYOUT & operations ) )
2551 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
2553 // Some vectors with data needed to layout and reorder may be void
2554 // after the first time the text has been laid out.
2555 // Fill the vectors again.
2557 // Calculate the number of glyphs to layout.
2558 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
2559 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
2560 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
2561 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
2563 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
2564 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
2565 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
2566 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
2568 if( 0u == totalNumberOfGlyphs )
2570 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
2572 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
2575 // Nothing else to do if there is no glyphs.
2576 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
2580 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
2581 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
2582 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
2583 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
2584 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
2585 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
2586 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
2588 // Set the layout parameters.
2589 Layout::Parameters layoutParameters( size,
2591 lineBreakInfo.Begin(),
2592 wordBreakInfo.Begin(),
2593 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
2595 glyphsToCharactersMap.Begin(),
2596 charactersPerGlyph.Begin(),
2597 charactersToGlyphBuffer,
2598 glyphsPerCharacterBuffer,
2599 totalNumberOfGlyphs,
2600 mImpl->mModel->mHorizontalAlignment );
2602 // Resize the vector of positions to have the same size than the vector of glyphs.
2603 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
2604 glyphPositions.Resize( totalNumberOfGlyphs );
2606 // Whether the last character is a new paragraph character.
2607 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
2608 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
2610 // The initial glyph and the number of glyphs to layout.
2611 layoutParameters.startGlyphIndex = startGlyphIndex;
2612 layoutParameters.numberOfGlyphs = numberOfGlyphs;
2613 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
2614 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
2616 // Update the visual model.
2618 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
2620 mImpl->mModel->mVisualModel->mLines,
2622 mImpl->mModel->mElideEnabled );
2624 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
2628 layoutSize = newLayoutSize;
2630 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
2632 mImpl->mAutoScrollDirectionRTL = false;
2635 // Reorder the lines
2636 if( NO_OPERATION != ( REORDER & operations ) )
2638 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
2639 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
2641 // Check first if there are paragraphs with bidirectional info.
2642 if( 0u != bidirectionalInfo.Count() )
2645 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
2647 // Reorder the lines.
2648 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
2649 ReorderLines( bidirectionalInfo,
2651 requestedNumberOfCharacters,
2652 mImpl->mModel->mVisualModel->mLines,
2653 bidirectionalLineInfo );
2655 // Set the bidirectional info per line into the layout parameters.
2656 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
2657 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
2659 // Re-layout the text. Reorder those lines with right to left characters.
2660 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
2662 requestedNumberOfCharacters,
2665 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
2667 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
2670 mImpl->mAutoScrollDirectionRTL = firstline->direction;
2676 // Sets the layout size.
2677 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
2679 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
2684 if( NO_OPERATION != ( ALIGN & operations ) )
2686 // The laid-out lines.
2687 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
2689 // Need to align with the control's size as the text may contain lines
2690 // starting either with left to right text or right to left.
2691 mImpl->mLayoutEngine.Align( size,
2693 requestedNumberOfCharacters,
2694 mImpl->mModel->mHorizontalAlignment,
2696 mImpl->mModel->mAlignmentOffset );
2700 #if defined(DEBUG_ENABLED)
2701 std::string currentText;
2702 GetText( currentText );
2703 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
2705 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
2709 void Controller::CalculateVerticalOffset( const Size& controlSize )
2711 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
2713 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
2715 // Get the line height of the default font.
2716 layoutSize.height = mImpl->GetDefaultFontLineHeight();
2719 switch( mImpl->mModel->mVerticalAlignment )
2721 case Layout::VERTICAL_ALIGN_TOP:
2723 mImpl->mModel->mScrollPosition.y = 0.f;
2726 case Layout::VERTICAL_ALIGN_CENTER:
2728 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
2731 case Layout::VERTICAL_ALIGN_BOTTOM:
2733 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
2739 // private : Events.
2741 void Controller::ProcessModifyEvents()
2743 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
2745 if( 0u == events.Count() )
2751 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
2752 endIt = events.End();
2756 const ModifyEvent& event = *it;
2758 if( ModifyEvent::TEXT_REPLACED == event.type )
2760 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
2761 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
2763 TextReplacedEvent();
2765 else if( ModifyEvent::TEXT_INSERTED == event.type )
2767 TextInsertedEvent();
2769 else if( ModifyEvent::TEXT_DELETED == event.type )
2771 // Placeholder-text cannot be deleted
2772 if( !mImpl->IsShowingPlaceholderText() )
2779 if( NULL != mImpl->mEventData )
2781 // When the text is being modified, delay cursor blinking
2782 mImpl->mEventData->mDecorator->DelayCursorBlink();
2785 // Discard temporary text
2789 void Controller::TextReplacedEvent()
2791 // The natural size needs to be re-calculated.
2792 mImpl->mRecalculateNaturalSize = true;
2794 // Apply modifications to the model
2795 mImpl->mOperationsPending = ALL_OPERATIONS;
2798 void Controller::TextInsertedEvent()
2800 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
2802 if( NULL == mImpl->mEventData )
2807 mImpl->mEventData->mCheckScrollAmount = true;
2809 // The natural size needs to be re-calculated.
2810 mImpl->mRecalculateNaturalSize = true;
2812 // Apply modifications to the model; TODO - Optimize this
2813 mImpl->mOperationsPending = ALL_OPERATIONS;
2816 void Controller::TextDeletedEvent()
2818 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
2820 if( NULL == mImpl->mEventData )
2825 mImpl->mEventData->mCheckScrollAmount = true;
2827 // The natural size needs to be re-calculated.
2828 mImpl->mRecalculateNaturalSize = true;
2830 // Apply modifications to the model; TODO - Optimize this
2831 mImpl->mOperationsPending = ALL_OPERATIONS;
2834 void Controller::SelectEvent( float x, float y, bool selectAll )
2836 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
2838 if( NULL != mImpl->mEventData )
2842 Event event( Event::SELECT_ALL );
2843 mImpl->mEventData->mEventQueue.push_back( event );
2847 Event event( Event::SELECT );
2848 event.p2.mFloat = x;
2849 event.p3.mFloat = y;
2850 mImpl->mEventData->mEventQueue.push_back( event );
2853 mImpl->mEventData->mCheckScrollAmount = true;
2854 mImpl->RequestRelayout();
2858 bool Controller::BackspaceKeyEvent()
2860 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p DALI_KEY_BACKSPACE\n", this );
2862 bool removed = false;
2864 if( NULL == mImpl->mEventData )
2869 // IMF manager is no longer handling key-events
2870 mImpl->ClearPreEditFlag();
2872 if( EventData::SELECTING == mImpl->mEventData->mState )
2874 removed = RemoveSelectedText();
2876 else if( mImpl->mEventData->mPrimaryCursorPosition > 0 )
2878 // Remove the character before the current cursor position
2879 removed = RemoveText( -1,
2881 UPDATE_INPUT_STYLE );
2886 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2887 !mImpl->IsPlaceholderAvailable() )
2889 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2893 ShowPlaceholderText();
2895 mImpl->mEventData->mUpdateCursorPosition = true;
2896 mImpl->mEventData->mScrollAfterDelete = true;
2902 // private : Helpers.
2904 void Controller::ResetText()
2907 mImpl->mModel->mLogicalModel->mText.Clear();
2909 // We have cleared everything including the placeholder-text
2910 mImpl->PlaceholderCleared();
2912 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2913 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2914 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
2916 // Clear any previous text.
2917 mImpl->mTextUpdateInfo.mClearAll = true;
2919 // The natural size needs to be re-calculated.
2920 mImpl->mRecalculateNaturalSize = true;
2922 // Apply modifications to the model
2923 mImpl->mOperationsPending = ALL_OPERATIONS;
2926 void Controller::ShowPlaceholderText()
2928 if( mImpl->IsPlaceholderAvailable() )
2930 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
2932 if( NULL == mImpl->mEventData )
2937 mImpl->mEventData->mIsShowingPlaceholderText = true;
2939 // Disable handles when showing place-holder text
2940 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
2941 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
2942 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
2944 const char* text( NULL );
2947 // TODO - Switch placeholder text styles when changing state
2948 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
2949 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
2951 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
2952 size = mImpl->mEventData->mPlaceholderTextActive.size();
2956 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
2957 size = mImpl->mEventData->mPlaceholderTextInactive.size();
2960 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2961 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2963 // Reset model for showing placeholder.
2964 mImpl->mModel->mLogicalModel->mText.Clear();
2965 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
2967 // Convert text into UTF-32
2968 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
2969 utf32Characters.Resize( size );
2971 // This is a bit horrible but std::string returns a (signed) char*
2972 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
2974 // Transform a text array encoded in utf8 into an array encoded in utf32.
2975 // It returns the actual number of characters.
2976 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
2977 utf32Characters.Resize( characterCount );
2979 // The characters to be added.
2980 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
2982 // Reset the cursor position
2983 mImpl->mEventData->mPrimaryCursorPosition = 0;
2985 // The natural size needs to be re-calculated.
2986 mImpl->mRecalculateNaturalSize = true;
2988 // Apply modifications to the model
2989 mImpl->mOperationsPending = ALL_OPERATIONS;
2991 // Update the rest of the model during size negotiation
2992 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
2996 void Controller::ClearFontData()
2998 if( mImpl->mFontDefaults )
3000 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3003 // Set flags to update the model.
3004 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3005 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3006 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3008 mImpl->mTextUpdateInfo.mClearAll = true;
3009 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3010 mImpl->mRecalculateNaturalSize = true;
3012 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3017 UPDATE_LAYOUT_SIZE |
3022 void Controller::ClearStyleData()
3024 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3025 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3028 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3030 // Reset the cursor position
3031 if( NULL != mImpl->mEventData )
3033 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3035 // Update the cursor if it's in editing mode.
3036 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3038 mImpl->mEventData->mUpdateCursorPosition = true;
3043 void Controller::ResetScrollPosition()
3045 if( NULL != mImpl->mEventData )
3047 // Reset the scroll position.
3048 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3049 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3053 // private : Private contructors & copy operator.
3055 Controller::Controller()
3058 mImpl = new Controller::Impl( NULL, NULL );
3061 Controller::Controller( ControlInterface* controlInterface )
3063 mImpl = new Controller::Impl( controlInterface, NULL );
3066 Controller::Controller( ControlInterface* controlInterface,
3067 EditableControlInterface* editableControlInterface )
3069 mImpl = new Controller::Impl( controlInterface,
3070 editableControlInterface );
3073 // The copy constructor and operator are left unimplemented.
3075 // protected : Destructor.
3077 Controller::~Controller()
3084 } // namespace Toolkit