2 * Copyright (c) 2017 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>
27 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <dali/devel-api/adaptor-framework/key-devel.h>
31 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
32 #include <dali-toolkit/internal/text/bidirectional-support.h>
33 #include <dali-toolkit/internal/text/character-set-conversion.h>
34 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
35 #include <dali-toolkit/internal/text/markup-processor.h>
36 #include <dali-toolkit/internal/text/multi-language-support.h>
37 #include <dali-toolkit/internal/text/text-controller-impl.h>
38 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #include <dali-toolkit/internal/text/text-font-style.h>
44 #if defined(DEBUG_ENABLED)
45 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
48 const float MAX_FLOAT = std::numeric_limits<float>::max();
50 const std::string EMPTY_STRING("");
52 const std::string KEY_C_NAME = "c";
53 const std::string KEY_V_NAME = "v";
54 const std::string KEY_X_NAME = "x";
56 const char * const PLACEHOLDER_TEXT = "text";
57 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
58 const char * const PLACEHOLDER_COLOR = "color";
59 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
60 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
61 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
62 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
63 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
65 float ConvertToEven( float value )
67 int intValue(static_cast<int>( value ));
68 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
83 * @brief Adds a new font description run for the selected text.
85 * The new font parameters are added after the call to this method.
87 * @param[in] eventData The event data pointer.
88 * @param[in] logicalModel The logical model where to add the new font description run.
89 * @param[out] startOfSelectedText Index to the first selected character.
90 * @param[out] lengthOfSelectedText Number of selected characters.
92 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
93 LogicalModelPtr logicalModel,
94 CharacterIndex& startOfSelectedText,
95 Length& lengthOfSelectedText )
97 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
99 // Get start and end position of selection
100 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
101 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
104 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
105 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
107 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
109 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
110 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
112 // Recalculate the selection highlight as the metrics may have changed.
113 eventData->mUpdateLeftSelectionPosition = true;
114 eventData->mUpdateRightSelectionPosition = true;
115 eventData->mUpdateHighlightBox = true;
117 return fontDescriptionRun;
120 // public : Constructor.
122 ControllerPtr Controller::New()
124 return ControllerPtr( new Controller() );
127 ControllerPtr Controller::New( ControlInterface* controlInterface )
129 return ControllerPtr( new Controller( controlInterface ) );
132 ControllerPtr Controller::New( ControlInterface* controlInterface,
133 EditableControlInterface* editableControlInterface )
135 return ControllerPtr( new Controller( controlInterface,
136 editableControlInterface ) );
139 // public : Configure the text controller.
141 void Controller::EnableTextInput( DecoratorPtr decorator )
145 delete mImpl->mEventData;
146 mImpl->mEventData = NULL;
148 // Nothing else to do.
152 if( NULL == mImpl->mEventData )
154 mImpl->mEventData = new EventData( decorator );
158 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
160 // Metrics for bitmap & vector based glyphs are different
161 mImpl->mMetrics->SetGlyphType( glyphType );
163 // Clear the font-specific data
166 mImpl->RequestRelayout();
169 void Controller::SetMarkupProcessorEnabled( bool enable )
171 mImpl->mMarkupProcessorEnabled = enable;
174 bool Controller::IsMarkupProcessorEnabled() const
176 return mImpl->mMarkupProcessorEnabled;
179 void Controller::SetAutoScrollEnabled( bool enable )
181 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 );
183 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
187 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
188 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
198 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
199 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
206 mImpl->mIsAutoScrollEnabled = enable;
207 mImpl->RequestRelayout();
211 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
212 mImpl->mIsAutoScrollEnabled = false;
216 bool Controller::IsAutoScrollEnabled() const
218 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
220 return mImpl->mIsAutoScrollEnabled;
223 CharacterDirection Controller::GetAutoScrollDirection() const
225 return mImpl->mAutoScrollDirectionRTL;
228 float Controller::GetAutoScrollLineAlignment() const
232 if( mImpl->mModel->mVisualModel &&
233 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
235 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
241 void Controller::SetHorizontalScrollEnabled( bool enable )
243 if( ( NULL != mImpl->mEventData ) &&
244 mImpl->mEventData->mDecorator )
246 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
249 bool Controller::IsHorizontalScrollEnabled() const
251 if( ( NULL != mImpl->mEventData ) &&
252 mImpl->mEventData->mDecorator )
254 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
260 void Controller::SetVerticalScrollEnabled( bool enable )
262 if( ( NULL != mImpl->mEventData ) &&
263 mImpl->mEventData->mDecorator )
265 if( mImpl->mEventData->mDecorator )
267 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
272 bool Controller::IsVerticalScrollEnabled() const
274 if( ( NULL != mImpl->mEventData ) &&
275 mImpl->mEventData->mDecorator )
277 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
283 void Controller::SetSmoothHandlePanEnabled( bool enable )
285 if( ( NULL != mImpl->mEventData ) &&
286 mImpl->mEventData->mDecorator )
288 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
292 bool Controller::IsSmoothHandlePanEnabled() const
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
303 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
305 mImpl->mMaximumNumberOfCharacters = maxCharacters;
308 int Controller::GetMaximumNumberOfCharacters()
310 return mImpl->mMaximumNumberOfCharacters;
313 void Controller::SetEnableCursorBlink( bool enable )
315 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
317 if( NULL != mImpl->mEventData )
319 mImpl->mEventData->mCursorBlinkEnabled = enable;
322 mImpl->mEventData->mDecorator )
324 mImpl->mEventData->mDecorator->StopCursorBlink();
329 bool Controller::GetEnableCursorBlink() const
331 if( NULL != mImpl->mEventData )
333 return mImpl->mEventData->mCursorBlinkEnabled;
339 void Controller::SetMultiLineEnabled( bool enable )
341 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
343 if( layout != mImpl->mLayoutEngine.GetLayout() )
345 // Set the layout type.
346 mImpl->mLayoutEngine.SetLayout( layout );
348 // Set the flags to redo the layout operations
349 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
354 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
355 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
357 mImpl->RequestRelayout();
361 bool Controller::IsMultiLineEnabled() const
363 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
366 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
368 if( alignment != mImpl->mModel->mHorizontalAlignment )
370 // Set the alignment.
371 mImpl->mModel->mHorizontalAlignment = alignment;
373 // Set the flag to redo the alignment operation.
374 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
376 mImpl->RequestRelayout();
380 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
382 return mImpl->mModel->mHorizontalAlignment;
385 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
387 if( alignment != mImpl->mModel->mVerticalAlignment )
389 // Set the alignment.
390 mImpl->mModel->mVerticalAlignment = alignment;
392 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
394 mImpl->RequestRelayout();
398 VerticalAlignment::Type Controller::GetVerticalAlignment() const
400 return mImpl->mModel->mVerticalAlignment;
403 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
405 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
407 // Set the text wrap mode.
408 mImpl->mModel->mLineWrapMode = lineWrapMode;
411 // Update Text layout for applying wrap mode
412 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
417 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
418 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
419 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
422 mImpl->RequestRelayout();
426 Text::LineWrap::Mode Controller::GetLineWrapMode() const
428 return mImpl->mModel->mLineWrapMode;
431 void Controller::SetTextElideEnabled( bool enabled )
433 mImpl->mModel->mElideEnabled = enabled;
436 bool Controller::IsTextElideEnabled() const
438 return mImpl->mModel->mElideEnabled;
441 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
443 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
444 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
446 // Update placeholder if there is no text
447 if( mImpl->IsShowingPlaceholderText() ||
448 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
450 ShowPlaceholderText();
454 bool Controller::IsPlaceholderTextElideEnabled() const
456 return mImpl->mEventData->mIsPlaceholderElideEnabled;
459 void Controller::SetSelectionEnabled( bool enabled )
461 mImpl->mEventData->mSelectionEnabled = enabled;
464 bool Controller::IsSelectionEnabled() const
466 return mImpl->mEventData->mSelectionEnabled;
471 void Controller::SetText( const std::string& text )
473 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
475 // Reset keyboard as text changed
476 mImpl->ResetImfManager();
478 // Remove the previously set text and style.
484 CharacterIndex lastCursorIndex = 0u;
486 if( NULL != mImpl->mEventData )
488 // If popup shown then hide it by switching to Editing state
489 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
490 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
491 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
492 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
494 mImpl->ChangeState( EventData::EDITING );
500 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
502 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
503 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
505 Length textSize = 0u;
506 const uint8_t* utf8 = NULL;
507 if( mImpl->mMarkupProcessorEnabled )
509 ProcessMarkupString( text, markupProcessData );
510 textSize = markupProcessData.markupProcessedText.size();
512 // This is a bit horrible but std::string returns a (signed) char*
513 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
517 textSize = text.size();
519 // This is a bit horrible but std::string returns a (signed) char*
520 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
523 // Convert text into UTF-32
524 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
525 utf32Characters.Resize( textSize );
527 // Transform a text array encoded in utf8 into an array encoded in utf32.
528 // It returns the actual number of characters.
529 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
530 utf32Characters.Resize( characterCount );
532 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
533 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
535 // The characters to be added.
536 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
538 // To reset the cursor position
539 lastCursorIndex = characterCount;
541 // Update the rest of the model during size negotiation
542 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
544 // The natural size needs to be re-calculated.
545 mImpl->mRecalculateNaturalSize = true;
547 // Apply modifications to the model
548 mImpl->mOperationsPending = ALL_OPERATIONS;
552 ShowPlaceholderText();
555 // Resets the cursor position.
556 ResetCursorPosition( lastCursorIndex );
558 // Scrolls the text to make the cursor visible.
559 ResetScrollPosition();
561 mImpl->RequestRelayout();
563 if( NULL != mImpl->mEventData )
565 // Cancel previously queued events
566 mImpl->mEventData->mEventQueue.clear();
569 // Do this last since it provides callbacks into application code.
570 if( NULL != mImpl->mEditableControlInterface )
572 mImpl->mEditableControlInterface->TextChanged();
576 void Controller::GetText( std::string& text ) const
578 if( !mImpl->IsShowingPlaceholderText() )
580 // Retrieves the text string.
581 mImpl->GetText( 0u, text );
585 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
589 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
591 if( NULL != mImpl->mEventData )
593 if( PLACEHOLDER_TYPE_INACTIVE == type )
595 mImpl->mEventData->mPlaceholderTextInactive = text;
599 mImpl->mEventData->mPlaceholderTextActive = text;
602 // Update placeholder if there is no text
603 if( mImpl->IsShowingPlaceholderText() ||
604 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
606 ShowPlaceholderText();
611 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
613 if( NULL != mImpl->mEventData )
615 if( PLACEHOLDER_TYPE_INACTIVE == type )
617 text = mImpl->mEventData->mPlaceholderTextInactive;
621 text = mImpl->mEventData->mPlaceholderTextActive;
626 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
628 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
630 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
632 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
633 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
637 mImpl->RequestRelayout();
641 // public : Default style & Input style
643 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
645 if( NULL == mImpl->mFontDefaults )
647 mImpl->mFontDefaults = new FontDefaults();
650 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
651 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
652 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
654 // Clear the font-specific data
657 mImpl->RequestRelayout();
660 const std::string& Controller::GetDefaultFontFamily() const
662 if( NULL != mImpl->mFontDefaults )
664 return mImpl->mFontDefaults->mFontDescription.family;
670 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
672 if( NULL != mImpl->mEventData )
674 if( NULL == mImpl->mEventData->mPlaceholderFont )
676 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
679 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
680 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
681 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
683 mImpl->RequestRelayout();
687 const std::string& Controller::GetPlaceholderFontFamily() const
689 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
691 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
697 void Controller::SetDefaultFontWeight( FontWeight weight )
699 if( NULL == mImpl->mFontDefaults )
701 mImpl->mFontDefaults = new FontDefaults();
704 mImpl->mFontDefaults->mFontDescription.weight = weight;
705 mImpl->mFontDefaults->weightDefined = true;
707 // Clear the font-specific data
710 mImpl->RequestRelayout();
713 bool Controller::IsDefaultFontWeightDefined() const
715 if( NULL != mImpl->mFontDefaults )
717 return mImpl->mFontDefaults->weightDefined;
723 FontWeight Controller::GetDefaultFontWeight() const
725 if( NULL != mImpl->mFontDefaults )
727 return mImpl->mFontDefaults->mFontDescription.weight;
730 return TextAbstraction::FontWeight::NORMAL;
733 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
735 if( NULL != mImpl->mEventData )
737 if( NULL == mImpl->mEventData->mPlaceholderFont )
739 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
742 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
743 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
745 mImpl->RequestRelayout();
749 bool Controller::IsPlaceholderTextFontWeightDefined() const
751 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
753 return mImpl->mEventData->mPlaceholderFont->weightDefined;
758 FontWeight Controller::GetPlaceholderTextFontWeight() const
760 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
762 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
765 return TextAbstraction::FontWeight::NORMAL;
768 void Controller::SetDefaultFontWidth( FontWidth width )
770 if( NULL == mImpl->mFontDefaults )
772 mImpl->mFontDefaults = new FontDefaults();
775 mImpl->mFontDefaults->mFontDescription.width = width;
776 mImpl->mFontDefaults->widthDefined = true;
778 // Clear the font-specific data
781 mImpl->RequestRelayout();
784 bool Controller::IsDefaultFontWidthDefined() const
786 if( NULL != mImpl->mFontDefaults )
788 return mImpl->mFontDefaults->widthDefined;
794 FontWidth Controller::GetDefaultFontWidth() const
796 if( NULL != mImpl->mFontDefaults )
798 return mImpl->mFontDefaults->mFontDescription.width;
801 return TextAbstraction::FontWidth::NORMAL;
804 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
806 if( NULL != mImpl->mEventData )
808 if( NULL == mImpl->mEventData->mPlaceholderFont )
810 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
813 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
814 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
816 mImpl->RequestRelayout();
820 bool Controller::IsPlaceholderTextFontWidthDefined() const
822 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
824 return mImpl->mEventData->mPlaceholderFont->widthDefined;
829 FontWidth Controller::GetPlaceholderTextFontWidth() const
831 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
833 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
836 return TextAbstraction::FontWidth::NORMAL;
839 void Controller::SetDefaultFontSlant( FontSlant slant )
841 if( NULL == mImpl->mFontDefaults )
843 mImpl->mFontDefaults = new FontDefaults();
846 mImpl->mFontDefaults->mFontDescription.slant = slant;
847 mImpl->mFontDefaults->slantDefined = true;
849 // Clear the font-specific data
852 mImpl->RequestRelayout();
855 bool Controller::IsDefaultFontSlantDefined() const
857 if( NULL != mImpl->mFontDefaults )
859 return mImpl->mFontDefaults->slantDefined;
864 FontSlant Controller::GetDefaultFontSlant() const
866 if( NULL != mImpl->mFontDefaults )
868 return mImpl->mFontDefaults->mFontDescription.slant;
871 return TextAbstraction::FontSlant::NORMAL;
874 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
876 if( NULL != mImpl->mEventData )
878 if( NULL == mImpl->mEventData->mPlaceholderFont )
880 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
883 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
884 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
886 mImpl->RequestRelayout();
890 bool Controller::IsPlaceholderTextFontSlantDefined() const
892 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
894 return mImpl->mEventData->mPlaceholderFont->slantDefined;
899 FontSlant Controller::GetPlaceholderTextFontSlant() const
901 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
903 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
906 return TextAbstraction::FontSlant::NORMAL;
909 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
911 if( NULL == mImpl->mFontDefaults )
913 mImpl->mFontDefaults = new FontDefaults();
920 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
921 mImpl->mFontDefaults->sizeDefined = true;
926 // Point size = Pixel size * 72.f / DPI
927 unsigned int horizontalDpi = 0u;
928 unsigned int verticalDpi = 0u;
929 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
930 fontClient.GetDpi( horizontalDpi, verticalDpi );
932 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
933 mImpl->mFontDefaults->sizeDefined = true;
938 // Clear the font-specific data
941 mImpl->RequestRelayout();
944 float Controller::GetDefaultFontSize( FontSizeType type ) const
947 if( NULL != mImpl->mFontDefaults )
953 value = mImpl->mFontDefaults->mDefaultPointSize;
958 // Pixel size = Point size * DPI / 72.f
959 unsigned int horizontalDpi = 0u;
960 unsigned int verticalDpi = 0u;
961 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
962 fontClient.GetDpi( horizontalDpi, verticalDpi );
964 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
974 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
976 if( NULL != mImpl->mEventData )
978 if( NULL == mImpl->mEventData->mPlaceholderFont )
980 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
987 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
988 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
989 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
994 // Point size = Pixel size * 72.f / DPI
995 unsigned int horizontalDpi = 0u;
996 unsigned int verticalDpi = 0u;
997 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
998 fontClient.GetDpi( horizontalDpi, verticalDpi );
1000 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1001 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1002 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1007 mImpl->RequestRelayout();
1011 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1014 if( NULL != mImpl->mEventData )
1020 if( NULL != mImpl->mEventData->mPlaceholderFont )
1022 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1026 // If the placeholder text font size is not set, then return the default font size.
1027 value = GetDefaultFontSize( POINT_SIZE );
1033 if( NULL != mImpl->mEventData->mPlaceholderFont )
1035 // Pixel size = Point size * DPI / 72.f
1036 unsigned int horizontalDpi = 0u;
1037 unsigned int verticalDpi = 0u;
1038 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1039 fontClient.GetDpi( horizontalDpi, verticalDpi );
1041 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1045 // If the placeholder text font size is not set, then return the default font size.
1046 value = GetDefaultFontSize( PIXEL_SIZE );
1057 void Controller::SetDefaultColor( const Vector4& color )
1059 mImpl->mTextColor = color;
1061 if( !mImpl->IsShowingPlaceholderText() )
1063 mImpl->mModel->mVisualModel->SetTextColor( color );
1065 mImpl->RequestRelayout();
1069 const Vector4& Controller::GetDefaultColor() const
1071 return mImpl->mTextColor;
1074 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1076 if( NULL != mImpl->mEventData )
1078 mImpl->mEventData->mPlaceholderTextColor = textColor;
1081 if( mImpl->IsShowingPlaceholderText() )
1083 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1084 mImpl->RequestRelayout();
1088 const Vector4& Controller::GetPlaceholderTextColor() const
1090 if( NULL != mImpl->mEventData )
1092 return mImpl->mEventData->mPlaceholderTextColor;
1095 return Color::BLACK;
1098 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1100 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1102 mImpl->RequestRelayout();
1105 const Vector2& Controller::GetShadowOffset() const
1107 return mImpl->mModel->mVisualModel->GetShadowOffset();
1110 void Controller::SetShadowColor( const Vector4& shadowColor )
1112 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1114 mImpl->RequestRelayout();
1117 const Vector4& Controller::GetShadowColor() const
1119 return mImpl->mModel->mVisualModel->GetShadowColor();
1122 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1124 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1126 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1128 mImpl->RequestRelayout();
1132 const float& Controller::GetShadowBlurRadius() const
1134 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1137 void Controller::SetUnderlineColor( const Vector4& color )
1139 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1141 mImpl->RequestRelayout();
1144 const Vector4& Controller::GetUnderlineColor() const
1146 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1149 void Controller::SetUnderlineEnabled( bool enabled )
1151 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1153 mImpl->RequestRelayout();
1156 bool Controller::IsUnderlineEnabled() const
1158 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1161 void Controller::SetUnderlineHeight( float height )
1163 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1165 mImpl->RequestRelayout();
1168 float Controller::GetUnderlineHeight() const
1170 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1173 void Controller::SetOutlineColor( const Vector4& color )
1175 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1177 mImpl->RequestRelayout();
1180 const Vector4& Controller::GetOutlineColor() const
1182 return mImpl->mModel->mVisualModel->GetOutlineColor();
1185 void Controller::SetOutlineWidth( float width )
1187 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1189 mImpl->RequestRelayout();
1192 float Controller::GetOutlineWidth() const
1194 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1197 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1199 if( NULL == mImpl->mEmbossDefaults )
1201 mImpl->mEmbossDefaults = new EmbossDefaults();
1204 mImpl->mEmbossDefaults->properties = embossProperties;
1207 const std::string& Controller::GetDefaultEmbossProperties() const
1209 if( NULL != mImpl->mEmbossDefaults )
1211 return mImpl->mEmbossDefaults->properties;
1214 return EMPTY_STRING;
1217 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1219 if( NULL == mImpl->mOutlineDefaults )
1221 mImpl->mOutlineDefaults = new OutlineDefaults();
1224 mImpl->mOutlineDefaults->properties = outlineProperties;
1227 const std::string& Controller::GetDefaultOutlineProperties() const
1229 if( NULL != mImpl->mOutlineDefaults )
1231 return mImpl->mOutlineDefaults->properties;
1234 return EMPTY_STRING;
1237 void Controller::SetDefaultLineSpacing( float lineSpacing )
1239 //TODO finish implementation
1240 mImpl->mLayoutEngine.SetDefaultLineSpacing( lineSpacing );
1243 float Controller::GetDefaultLineSpacing() const
1245 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1248 void Controller::SetInputColor( const Vector4& color )
1250 if( NULL != mImpl->mEventData )
1252 mImpl->mEventData->mInputStyle.textColor = color;
1253 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1255 if( EventData::SELECTING == mImpl->mEventData->mState )
1257 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1259 // Get start and end position of selection
1260 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1261 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1263 // Add the color run.
1264 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1265 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1267 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1268 colorRun.color = color;
1269 colorRun.characterRun.characterIndex = startOfSelectedText;
1270 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1272 // Request to relayout.
1273 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1274 mImpl->RequestRelayout();
1276 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1277 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1278 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1283 const Vector4& Controller::GetInputColor() const
1285 if( NULL != mImpl->mEventData )
1287 return mImpl->mEventData->mInputStyle.textColor;
1290 // Return the default text's color if there is no EventData.
1291 return mImpl->mTextColor;
1295 void Controller::SetInputFontFamily( const std::string& fontFamily )
1297 if( NULL != mImpl->mEventData )
1299 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1300 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1302 if( EventData::SELECTING == mImpl->mEventData->mState )
1304 CharacterIndex startOfSelectedText = 0u;
1305 Length lengthOfSelectedText = 0u;
1306 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1307 mImpl->mModel->mLogicalModel,
1308 startOfSelectedText,
1309 lengthOfSelectedText );
1311 fontDescriptionRun.familyLength = fontFamily.size();
1312 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1313 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1314 fontDescriptionRun.familyDefined = true;
1316 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1318 // Request to relayout.
1319 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1324 UPDATE_LAYOUT_SIZE |
1327 mImpl->mRecalculateNaturalSize = true;
1328 mImpl->RequestRelayout();
1330 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1331 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1332 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1334 // As the font changes, recalculate the handle positions is needed.
1335 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1336 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1337 mImpl->mEventData->mUpdateHighlightBox = true;
1338 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1343 const std::string& Controller::GetInputFontFamily() const
1345 if( NULL != mImpl->mEventData )
1347 return mImpl->mEventData->mInputStyle.familyName;
1350 // Return the default font's family if there is no EventData.
1351 return GetDefaultFontFamily();
1354 void Controller::SetInputFontWeight( FontWeight weight )
1356 if( NULL != mImpl->mEventData )
1358 mImpl->mEventData->mInputStyle.weight = weight;
1359 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1361 if( EventData::SELECTING == mImpl->mEventData->mState )
1363 CharacterIndex startOfSelectedText = 0u;
1364 Length lengthOfSelectedText = 0u;
1365 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1366 mImpl->mModel->mLogicalModel,
1367 startOfSelectedText,
1368 lengthOfSelectedText );
1370 fontDescriptionRun.weight = weight;
1371 fontDescriptionRun.weightDefined = true;
1373 // Request to relayout.
1374 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1379 UPDATE_LAYOUT_SIZE |
1382 mImpl->mRecalculateNaturalSize = true;
1383 mImpl->RequestRelayout();
1385 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1386 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1387 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1389 // As the font might change, recalculate the handle positions is needed.
1390 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1391 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1392 mImpl->mEventData->mUpdateHighlightBox = true;
1393 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1398 bool Controller::IsInputFontWeightDefined() const
1400 bool defined = false;
1402 if( NULL != mImpl->mEventData )
1404 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1410 FontWeight Controller::GetInputFontWeight() const
1412 if( NULL != mImpl->mEventData )
1414 return mImpl->mEventData->mInputStyle.weight;
1417 return GetDefaultFontWeight();
1420 void Controller::SetInputFontWidth( FontWidth width )
1422 if( NULL != mImpl->mEventData )
1424 mImpl->mEventData->mInputStyle.width = width;
1425 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1427 if( EventData::SELECTING == mImpl->mEventData->mState )
1429 CharacterIndex startOfSelectedText = 0u;
1430 Length lengthOfSelectedText = 0u;
1431 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1432 mImpl->mModel->mLogicalModel,
1433 startOfSelectedText,
1434 lengthOfSelectedText );
1436 fontDescriptionRun.width = width;
1437 fontDescriptionRun.widthDefined = true;
1439 // Request to relayout.
1440 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1445 UPDATE_LAYOUT_SIZE |
1448 mImpl->mRecalculateNaturalSize = true;
1449 mImpl->RequestRelayout();
1451 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1452 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1453 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1455 // As the font might change, recalculate the handle positions is needed.
1456 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1457 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1458 mImpl->mEventData->mUpdateHighlightBox = true;
1459 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1464 bool Controller::IsInputFontWidthDefined() const
1466 bool defined = false;
1468 if( NULL != mImpl->mEventData )
1470 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1476 FontWidth Controller::GetInputFontWidth() const
1478 if( NULL != mImpl->mEventData )
1480 return mImpl->mEventData->mInputStyle.width;
1483 return GetDefaultFontWidth();
1486 void Controller::SetInputFontSlant( FontSlant slant )
1488 if( NULL != mImpl->mEventData )
1490 mImpl->mEventData->mInputStyle.slant = slant;
1491 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1493 if( EventData::SELECTING == mImpl->mEventData->mState )
1495 CharacterIndex startOfSelectedText = 0u;
1496 Length lengthOfSelectedText = 0u;
1497 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1498 mImpl->mModel->mLogicalModel,
1499 startOfSelectedText,
1500 lengthOfSelectedText );
1502 fontDescriptionRun.slant = slant;
1503 fontDescriptionRun.slantDefined = true;
1505 // Request to relayout.
1506 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1511 UPDATE_LAYOUT_SIZE |
1514 mImpl->mRecalculateNaturalSize = true;
1515 mImpl->RequestRelayout();
1517 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1518 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1519 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1521 // As the font might change, recalculate the handle positions is needed.
1522 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1523 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1524 mImpl->mEventData->mUpdateHighlightBox = true;
1525 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1530 bool Controller::IsInputFontSlantDefined() const
1532 bool defined = false;
1534 if( NULL != mImpl->mEventData )
1536 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1542 FontSlant Controller::GetInputFontSlant() const
1544 if( NULL != mImpl->mEventData )
1546 return mImpl->mEventData->mInputStyle.slant;
1549 return GetDefaultFontSlant();
1552 void Controller::SetInputFontPointSize( float size )
1554 if( NULL != mImpl->mEventData )
1556 mImpl->mEventData->mInputStyle.size = size;
1557 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1559 if( EventData::SELECTING == mImpl->mEventData->mState )
1561 CharacterIndex startOfSelectedText = 0u;
1562 Length lengthOfSelectedText = 0u;
1563 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1564 mImpl->mModel->mLogicalModel,
1565 startOfSelectedText,
1566 lengthOfSelectedText );
1568 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1569 fontDescriptionRun.sizeDefined = true;
1571 // Request to relayout.
1572 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1577 UPDATE_LAYOUT_SIZE |
1580 mImpl->mRecalculateNaturalSize = true;
1581 mImpl->RequestRelayout();
1583 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1584 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1585 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1587 // As the font might change, recalculate the handle positions is needed.
1588 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1589 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1590 mImpl->mEventData->mUpdateHighlightBox = true;
1591 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1596 float Controller::GetInputFontPointSize() const
1598 if( NULL != mImpl->mEventData )
1600 return mImpl->mEventData->mInputStyle.size;
1603 // Return the default font's point size if there is no EventData.
1604 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1607 void Controller::SetInputLineSpacing( float lineSpacing )
1609 if( NULL != mImpl->mEventData )
1611 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1612 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1616 float Controller::GetInputLineSpacing() const
1618 if( NULL != mImpl->mEventData )
1620 return mImpl->mEventData->mInputStyle.lineSpacing;
1626 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1628 if( NULL != mImpl->mEventData )
1630 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1634 const std::string& Controller::GetInputShadowProperties() const
1636 if( NULL != mImpl->mEventData )
1638 return mImpl->mEventData->mInputStyle.shadowProperties;
1641 return EMPTY_STRING;
1644 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1646 if( NULL != mImpl->mEventData )
1648 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1652 const std::string& Controller::GetInputUnderlineProperties() const
1654 if( NULL != mImpl->mEventData )
1656 return mImpl->mEventData->mInputStyle.underlineProperties;
1659 return EMPTY_STRING;
1662 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1664 if( NULL != mImpl->mEventData )
1666 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1670 const std::string& Controller::GetInputEmbossProperties() const
1672 if( NULL != mImpl->mEventData )
1674 return mImpl->mEventData->mInputStyle.embossProperties;
1677 return GetDefaultEmbossProperties();
1680 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1682 if( NULL != mImpl->mEventData )
1684 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1688 const std::string& Controller::GetInputOutlineProperties() const
1690 if( NULL != mImpl->mEventData )
1692 return mImpl->mEventData->mInputStyle.outlineProperties;
1695 return GetDefaultOutlineProperties();
1698 void Controller::SetInputModePassword( bool passwordInput )
1700 if( NULL != mImpl->mEventData )
1702 mImpl->mEventData->mPasswordInput = passwordInput;
1706 bool Controller::IsInputModePassword()
1708 if( NULL != mImpl->mEventData )
1710 return mImpl->mEventData->mPasswordInput;
1715 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1717 if( NULL != mImpl->mEventData )
1719 mImpl->mEventData->mDoubleTapAction = action;
1723 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1725 NoTextTap::Action action = NoTextTap::NO_ACTION;
1727 if( NULL != mImpl->mEventData )
1729 action = mImpl->mEventData->mDoubleTapAction;
1735 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1737 if( NULL != mImpl->mEventData )
1739 mImpl->mEventData->mLongPressAction = action;
1743 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1745 NoTextTap::Action action = NoTextTap::NO_ACTION;
1747 if( NULL != mImpl->mEventData )
1749 action = mImpl->mEventData->mLongPressAction;
1755 bool Controller::IsUnderlineSetByString()
1757 return mImpl->mUnderlineSetByString;
1760 void Controller::UnderlineSetByString( bool setByString )
1762 mImpl->mUnderlineSetByString = setByString;
1765 bool Controller::IsShadowSetByString()
1767 return mImpl->mShadowSetByString;
1770 void Controller::ShadowSetByString( bool setByString )
1772 mImpl->mShadowSetByString = setByString;
1775 bool Controller::IsOutlineSetByString()
1777 return mImpl->mOutlineSetByString;
1780 void Controller::OutlineSetByString( bool setByString )
1782 mImpl->mOutlineSetByString = setByString;
1785 bool Controller::IsFontStyleSetByString()
1787 return mImpl->mFontStyleSetByString;
1790 void Controller::FontStyleSetByString( bool setByString )
1792 mImpl->mFontStyleSetByString = setByString;
1795 // public : Queries & retrieves.
1797 Layout::Engine& Controller::GetLayoutEngine()
1799 return mImpl->mLayoutEngine;
1802 View& Controller::GetView()
1804 return mImpl->mView;
1807 Vector3 Controller::GetNaturalSize()
1809 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1810 Vector3 naturalSize;
1812 // Make sure the model is up-to-date before layouting
1813 ProcessModifyEvents();
1815 if( mImpl->mRecalculateNaturalSize )
1817 // Operations that can be done only once until the text changes.
1818 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1825 GET_GLYPH_METRICS );
1827 // Set the update info to relayout the whole text.
1828 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1829 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1831 // Make sure the model is up-to-date before layouting
1832 mImpl->UpdateModel( onlyOnceOperations );
1834 // Layout the text for the new width.
1835 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1837 // Store the actual control's size to restore later.
1838 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1840 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1841 static_cast<OperationsMask>( onlyOnceOperations |
1843 naturalSize.GetVectorXY() );
1845 // Do not do again the only once operations.
1846 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1848 // Do the size related operations again.
1849 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1852 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1854 // Stores the natural size to avoid recalculate it again
1855 // unless the text/style changes.
1856 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1858 mImpl->mRecalculateNaturalSize = false;
1860 // Clear the update info. This info will be set the next time the text is updated.
1861 mImpl->mTextUpdateInfo.Clear();
1863 // Restore the actual control's size.
1864 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1866 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1870 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1872 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1875 naturalSize.x = ConvertToEven( naturalSize.x );
1876 naturalSize.y = ConvertToEven( naturalSize.y );
1881 float Controller::GetHeightForWidth( float width )
1883 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1884 // Make sure the model is up-to-date before layouting
1885 ProcessModifyEvents();
1888 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1889 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1890 mImpl->mTextUpdateInfo.mClearAll )
1892 // Operations that can be done only once until the text changes.
1893 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1900 GET_GLYPH_METRICS );
1902 // Set the update info to relayout the whole text.
1903 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1904 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1906 // Make sure the model is up-to-date before layouting
1907 mImpl->UpdateModel( onlyOnceOperations );
1910 // Layout the text for the new width.
1911 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1913 // Store the actual control's width.
1914 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1916 DoRelayout( Size( width, MAX_FLOAT ),
1917 static_cast<OperationsMask>( onlyOnceOperations |
1921 // Do not do again the only once operations.
1922 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1924 // Do the size related operations again.
1925 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1929 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1931 // Clear the update info. This info will be set the next time the text is updated.
1932 mImpl->mTextUpdateInfo.Clear();
1934 // Restore the actual control's width.
1935 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1937 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1941 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1942 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1945 return layoutSize.height;
1948 int Controller::GetLineCount( float width )
1950 GetHeightForWidth( width );
1951 int numberofLines = mImpl->mModel->GetNumberOfLines();
1952 return numberofLines;
1955 const ModelInterface* const Controller::GetTextModel() const
1957 return mImpl->mModel.Get();
1960 float Controller::GetScrollAmountByUserInput()
1962 float scrollAmount = 0.0f;
1964 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1966 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1967 mImpl->mEventData->mCheckScrollAmount = false;
1969 return scrollAmount;
1972 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
1974 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
1977 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
1978 layoutHeight = layout.height;
1979 scrollPosition = mImpl->mModel->mScrollPosition.y;
1980 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
1984 void Controller::SetHiddenInputOption(const Property::Map& options )
1986 if( NULL == mImpl->mHiddenInput )
1988 mImpl->mHiddenInput = new HiddenText( this );
1990 mImpl->mHiddenInput->SetProperties(options);
1993 void Controller::GetHiddenInputOption(Property::Map& options )
1995 if( NULL != mImpl->mHiddenInput )
1997 mImpl->mHiddenInput->GetProperties(options);
2001 void Controller::SetPlaceholderProperty( const Property::Map& map )
2003 const Property::Map::SizeType count = map.Count();
2005 for( Property::Map::SizeType position = 0; position < count; ++position )
2007 KeyValuePair keyValue = map.GetKeyValue( position );
2008 Property::Key& key = keyValue.first;
2009 Property::Value& value = keyValue.second;
2011 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2013 std::string text = "";
2015 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2017 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2019 std::string text = "";
2021 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2023 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2026 value.Get( textColor );
2027 if( GetPlaceholderTextColor() != textColor )
2029 SetPlaceholderTextColor( textColor );
2032 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2034 std::string fontFamily = "";
2035 value.Get( fontFamily );
2036 SetPlaceholderFontFamily( fontFamily );
2038 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2040 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2042 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2045 value.Get( pointSize );
2046 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2048 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2051 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2054 value.Get( pixelSize );
2055 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2057 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2060 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2063 value.Get( ellipsis );
2064 SetPlaceholderTextElideEnabled( ellipsis );
2069 void Controller::GetPlaceholderProperty( Property::Map& map )
2071 if( NULL != mImpl->mEventData )
2073 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2075 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2077 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2079 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2082 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2083 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2085 Property::Value fontStyleMapGet;
2086 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2087 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2089 // Choose font size : POINT_SIZE or PIXEL_SIZE
2090 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2092 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2096 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2099 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2101 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2106 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2108 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
2110 return Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2113 const Character character = mImpl->mModel->mLogicalModel->mText[0];
2114 Script script = TextAbstraction::GetCharacterScript( character );
2116 if( TextAbstraction::IsRightToLeftScript( script ) )
2118 return Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT;
2121 return Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2124 // public : Relayout.
2126 Controller::UpdateTextType Controller::Relayout( const Size& size )
2128 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2130 UpdateTextType updateTextType = NONE_UPDATED;
2132 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2134 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2136 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2137 updateTextType = MODEL_UPDATED;
2140 // Clear the update info. This info will be set the next time the text is updated.
2141 mImpl->mTextUpdateInfo.Clear();
2143 // Not worth to relayout if width or height is equal to zero.
2144 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2146 return updateTextType;
2149 // Whether a new size has been set.
2150 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2154 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2156 // Layout operations that need to be done if the size changes.
2157 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2160 UPDATE_LAYOUT_SIZE |
2162 // Set the update info to relayout the whole text.
2163 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2164 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2166 // Store the size used to layout the text.
2167 mImpl->mModel->mVisualModel->mControlSize = size;
2170 // Whether there are modify events.
2171 if( 0u != mImpl->mModifyEvents.Count() )
2173 // Style operations that need to be done if the text is modified.
2174 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2178 // Set the update info to elide the text.
2179 if( mImpl->mModel->mElideEnabled ||
2180 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2182 // Update Text layout for applying elided
2183 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2186 UPDATE_LAYOUT_SIZE |
2188 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2189 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2192 // Make sure the model is up-to-date before layouting.
2193 ProcessModifyEvents();
2194 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2198 updated = DoRelayout( size,
2199 mImpl->mOperationsPending,
2200 layoutSize ) || updated;
2204 updateTextType = MODEL_UPDATED;
2207 // Do not re-do any operation until something changes.
2208 mImpl->mOperationsPending = NO_OPERATION;
2209 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2211 // Whether the text control is editable
2212 const bool isEditable = NULL != mImpl->mEventData;
2214 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2216 if( newSize && isEditable )
2218 offset = mImpl->mModel->mScrollPosition;
2221 if( !isEditable || !IsMultiLineEnabled() )
2223 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2224 CalculateVerticalOffset( size );
2231 // If there is a new size, the scroll position needs to be clamped.
2232 mImpl->ClampHorizontalScroll( layoutSize );
2234 // Update the decorator's positions is needed if there is a new size.
2235 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2238 // Move the cursor, grab handle etc.
2239 if( mImpl->ProcessInputEvents() )
2241 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2245 // Clear the update info. This info will be set the next time the text is updated.
2246 mImpl->mTextUpdateInfo.Clear();
2247 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2249 return updateTextType;
2252 void Controller::RequestRelayout()
2254 mImpl->RequestRelayout();
2257 // public : Input style change signals.
2259 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2261 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2264 void Controller::ProcessInputStyleChangedSignals()
2266 if( NULL == mImpl->mEventData )
2272 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2273 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2277 const InputStyle::Mask mask = *it;
2279 if( NULL != mImpl->mEditableControlInterface )
2281 // Emit the input style changed signal.
2282 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2286 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2289 // public : Text-input Event Queuing.
2291 void Controller::KeyboardFocusGainEvent()
2293 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2295 if( NULL != mImpl->mEventData )
2297 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2298 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2300 mImpl->ChangeState( EventData::EDITING );
2301 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2302 mImpl->mEventData->mUpdateInputStyle = true;
2304 mImpl->NotifyImfMultiLineStatus();
2305 if( mImpl->IsShowingPlaceholderText() )
2307 // Show alternative placeholder-text when editing
2308 ShowPlaceholderText();
2311 mImpl->RequestRelayout();
2315 void Controller::KeyboardFocusLostEvent()
2317 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2319 if( NULL != mImpl->mEventData )
2321 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2323 mImpl->ChangeState( EventData::INACTIVE );
2325 if( !mImpl->IsShowingRealText() )
2327 // Revert to regular placeholder-text when not editing
2328 ShowPlaceholderText();
2332 mImpl->RequestRelayout();
2335 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2337 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2339 bool textChanged = false;
2340 bool relayoutNeeded = false;
2342 if( ( NULL != mImpl->mEventData ) &&
2343 ( keyEvent.state == KeyEvent::Down ) )
2345 int keyCode = keyEvent.keyCode;
2346 const std::string& keyString = keyEvent.keyPressed;
2347 const std::string keyName = keyEvent.keyPressedName;
2349 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2351 // Pre-process to separate modifying events from non-modifying input events.
2354 // In some platforms arrive key events with no key code.
2358 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2363 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2364 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2365 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2366 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2368 // If don't have any text, do nothing.
2369 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2374 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2375 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2376 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2377 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2379 // Logic to determine whether this text control will lose focus or not.
2380 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition ) ||
2381 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition) ||
2382 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2383 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2384 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2385 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2390 mImpl->mEventData->mCheckScrollAmount = true;
2391 Event event( Event::CURSOR_KEY_EVENT );
2392 event.p1.mInt = keyCode;
2393 event.p2.mBool = keyEvent.IsShiftModifier();
2394 mImpl->mEventData->mEventQueue.push_back( event );
2396 // Will request for relayout.
2397 relayoutNeeded = true;
2399 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2401 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2402 // If not handle it here, any selected text will be deleted
2407 else if ( keyEvent.IsCtrlModifier() )
2409 bool consumed = false;
2410 if (keyName == KEY_C_NAME)
2412 // Ctrl-C to copy the selected text
2413 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2416 else if (keyName == KEY_V_NAME)
2418 // Ctrl-V to paste the copied text
2419 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2422 else if (keyName == KEY_X_NAME)
2424 // Ctrl-X to cut the selected text
2425 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2430 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2431 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2433 textChanged = DeleteEvent( keyCode );
2435 // Will request for relayout.
2436 relayoutNeeded = true;
2438 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2439 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2440 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2442 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2443 mImpl->ChangeState( EventData::INACTIVE );
2445 // Will request for relayout.
2446 relayoutNeeded = true;
2448 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2450 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2452 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2453 // and a character is typed after the type of a upper case latin character.
2458 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2460 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2466 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2468 // IMF manager is no longer handling key-events
2469 mImpl->ClearPreEditFlag();
2471 InsertText( keyString, COMMIT );
2474 // Will request for relayout.
2475 relayoutNeeded = true;
2478 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2479 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2481 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2482 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2483 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2485 // Should not change the state if the key is the shift send by the imf manager.
2486 // Otherwise, when the state is SELECTING the text controller can't send the right
2487 // surrounding info to the imf.
2488 mImpl->ChangeState( EventData::EDITING );
2490 // Will request for relayout.
2491 relayoutNeeded = true;
2494 if( relayoutNeeded )
2496 mImpl->RequestRelayout();
2501 ( NULL != mImpl->mEditableControlInterface ) )
2503 // Do this last since it provides callbacks into application code
2504 mImpl->mEditableControlInterface->TextChanged();
2510 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2512 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2514 if( NULL != mImpl->mEventData )
2516 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2517 EventData::State state( mImpl->mEventData->mState );
2518 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2520 if( mImpl->IsClipboardVisible() )
2522 if( EventData::INACTIVE == state || EventData::EDITING == state)
2524 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2526 relayoutNeeded = true;
2528 else if( 1u == tapCount )
2530 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2532 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2535 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2537 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2538 relayoutNeeded = true;
2542 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2544 // Hide placeholder text
2548 if( EventData::INACTIVE == state )
2550 mImpl->ChangeState( EventData::EDITING );
2552 else if( !mImpl->IsClipboardEmpty() )
2554 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2556 relayoutNeeded = true;
2559 else if( 2u == tapCount )
2561 if( mImpl->mEventData->mSelectionEnabled &&
2562 mImpl->IsShowingRealText() )
2564 relayoutNeeded = true;
2565 mImpl->mEventData->mIsLeftHandleSelected = true;
2566 mImpl->mEventData->mIsRightHandleSelected = true;
2570 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2571 if( relayoutNeeded )
2573 Event event( Event::TAP_EVENT );
2574 event.p1.mUint = tapCount;
2575 event.p2.mFloat = x;
2576 event.p3.mFloat = y;
2577 mImpl->mEventData->mEventQueue.push_back( event );
2579 mImpl->RequestRelayout();
2583 // Reset keyboard as tap event has occurred.
2584 mImpl->ResetImfManager();
2587 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2589 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2591 if( NULL != mImpl->mEventData )
2593 Event event( Event::PAN_EVENT );
2594 event.p1.mInt = state;
2595 event.p2.mFloat = displacement.x;
2596 event.p3.mFloat = displacement.y;
2597 mImpl->mEventData->mEventQueue.push_back( event );
2599 mImpl->RequestRelayout();
2603 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2605 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2607 if( ( state == Gesture::Started ) &&
2608 ( NULL != mImpl->mEventData ) )
2610 // The 1st long-press on inactive text-field is treated as tap
2611 if( EventData::INACTIVE == mImpl->mEventData->mState )
2613 mImpl->ChangeState( EventData::EDITING );
2615 Event event( Event::TAP_EVENT );
2617 event.p2.mFloat = x;
2618 event.p3.mFloat = y;
2619 mImpl->mEventData->mEventQueue.push_back( event );
2621 mImpl->RequestRelayout();
2623 else if( !mImpl->IsShowingRealText() )
2625 Event event( Event::LONG_PRESS_EVENT );
2626 event.p1.mInt = state;
2627 event.p2.mFloat = x;
2628 event.p3.mFloat = y;
2629 mImpl->mEventData->mEventQueue.push_back( event );
2630 mImpl->RequestRelayout();
2632 else if( !mImpl->IsClipboardVisible() )
2634 // Reset the imf manager to commit the pre-edit before selecting the text.
2635 mImpl->ResetImfManager();
2637 Event event( Event::LONG_PRESS_EVENT );
2638 event.p1.mInt = state;
2639 event.p2.mFloat = x;
2640 event.p3.mFloat = y;
2641 mImpl->mEventData->mEventQueue.push_back( event );
2642 mImpl->RequestRelayout();
2644 mImpl->mEventData->mIsLeftHandleSelected = true;
2645 mImpl->mEventData->mIsRightHandleSelected = true;
2650 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2652 // Whether the text needs to be relaid-out.
2653 bool requestRelayout = false;
2655 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2656 bool retrieveText = false;
2657 bool retrieveCursor = false;
2659 switch( imfEvent.eventName )
2661 case ImfManager::COMMIT:
2663 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2664 requestRelayout = true;
2665 retrieveCursor = true;
2668 case ImfManager::PREEDIT:
2670 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2671 requestRelayout = true;
2672 retrieveCursor = true;
2675 case ImfManager::DELETESURROUNDING:
2677 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2678 imfEvent.numberOfChars,
2679 DONT_UPDATE_INPUT_STYLE );
2683 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2684 !mImpl->IsPlaceholderAvailable() )
2686 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2690 ShowPlaceholderText();
2692 mImpl->mEventData->mUpdateCursorPosition = true;
2693 mImpl->mEventData->mScrollAfterDelete = true;
2695 requestRelayout = true;
2699 case ImfManager::GETSURROUNDING:
2701 retrieveText = true;
2702 retrieveCursor = true;
2705 case ImfManager::PRIVATECOMMAND:
2707 // PRIVATECOMMAND event is just for getting the private command message
2708 retrieveText = true;
2709 retrieveCursor = true;
2712 case ImfManager::VOID:
2719 if( requestRelayout )
2721 mImpl->mOperationsPending = ALL_OPERATIONS;
2722 mImpl->RequestRelayout();
2726 CharacterIndex cursorPosition = 0u;
2727 Length numberOfWhiteSpaces = 0u;
2729 if( retrieveCursor )
2731 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2733 cursorPosition = mImpl->GetLogicalCursorPosition();
2735 if( cursorPosition < numberOfWhiteSpaces )
2737 cursorPosition = 0u;
2741 cursorPosition -= numberOfWhiteSpaces;
2747 mImpl->GetText( numberOfWhiteSpaces, text );
2750 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2752 if( requestRelayout &&
2753 ( NULL != mImpl->mEditableControlInterface ) )
2755 // Do this last since it provides callbacks into application code
2756 mImpl->mEditableControlInterface->TextChanged();
2759 return callbackData;
2762 void Controller::PasteClipboardItemEvent()
2764 // Retrieve the clipboard contents first
2765 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2766 std::string stringToPaste( notifier.GetContent() );
2768 // Commit the current pre-edit text; the contents of the clipboard should be appended
2769 mImpl->ResetImfManager();
2771 // Temporary disable hiding clipboard
2772 mImpl->SetClipboardHideEnable( false );
2775 PasteText( stringToPaste );
2777 mImpl->SetClipboardHideEnable( true );
2780 // protected : Inherit from Text::Decorator::ControllerInterface.
2782 void Controller::GetTargetSize( Vector2& targetSize )
2784 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2787 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2789 if( NULL != mImpl->mEditableControlInterface )
2791 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2795 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2797 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2799 if( NULL != mImpl->mEventData )
2801 switch( handleType )
2805 Event event( Event::GRAB_HANDLE_EVENT );
2806 event.p1.mUint = state;
2807 event.p2.mFloat = x;
2808 event.p3.mFloat = y;
2810 mImpl->mEventData->mEventQueue.push_back( event );
2813 case LEFT_SELECTION_HANDLE:
2815 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2816 event.p1.mUint = state;
2817 event.p2.mFloat = x;
2818 event.p3.mFloat = y;
2820 mImpl->mEventData->mEventQueue.push_back( event );
2823 case RIGHT_SELECTION_HANDLE:
2825 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2826 event.p1.mUint = state;
2827 event.p2.mFloat = x;
2828 event.p3.mFloat = y;
2830 mImpl->mEventData->mEventQueue.push_back( event );
2833 case LEFT_SELECTION_HANDLE_MARKER:
2834 case RIGHT_SELECTION_HANDLE_MARKER:
2836 // Markers do not move the handles.
2839 case HANDLE_TYPE_COUNT:
2841 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2845 mImpl->RequestRelayout();
2849 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2851 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2853 if( NULL == mImpl->mEventData )
2860 case Toolkit::TextSelectionPopup::CUT:
2862 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2863 mImpl->mOperationsPending = ALL_OPERATIONS;
2865 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2866 !mImpl->IsPlaceholderAvailable() )
2868 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2872 ShowPlaceholderText();
2875 mImpl->mEventData->mUpdateCursorPosition = true;
2876 mImpl->mEventData->mScrollAfterDelete = true;
2878 mImpl->RequestRelayout();
2880 if( NULL != mImpl->mEditableControlInterface )
2882 mImpl->mEditableControlInterface->TextChanged();
2886 case Toolkit::TextSelectionPopup::COPY:
2888 mImpl->SendSelectionToClipboard( false ); // Text not modified
2890 mImpl->mEventData->mUpdateCursorPosition = true;
2892 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2895 case Toolkit::TextSelectionPopup::PASTE:
2897 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2900 case Toolkit::TextSelectionPopup::SELECT:
2902 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2904 if( mImpl->mEventData->mSelectionEnabled )
2906 // Creates a SELECT event.
2907 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2911 case Toolkit::TextSelectionPopup::SELECT_ALL:
2913 // Creates a SELECT_ALL event
2914 SelectEvent( 0.f, 0.f, true );
2917 case Toolkit::TextSelectionPopup::CLIPBOARD:
2919 mImpl->ShowClipboard();
2922 case Toolkit::TextSelectionPopup::NONE:
2930 void Controller::DisplayTimeExpired()
2932 mImpl->mEventData->mUpdateCursorPosition = true;
2933 // Apply modifications to the model
2934 mImpl->mOperationsPending = ALL_OPERATIONS;
2936 mImpl->RequestRelayout();
2939 // private : Update.
2941 void Controller::InsertText( const std::string& text, Controller::InsertType type )
2943 bool removedPrevious = false;
2944 bool removedSelected = false;
2945 bool maxLengthReached = false;
2947 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
2949 if( NULL == mImpl->mEventData )
2954 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
2955 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
2956 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
2958 // TODO: At the moment the underline runs are only for pre-edit.
2959 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
2961 // Remove the previous IMF pre-edit.
2962 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
2964 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
2965 mImpl->mEventData->mPreEditLength,
2966 DONT_UPDATE_INPUT_STYLE );
2968 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
2969 mImpl->mEventData->mPreEditLength = 0u;
2973 // Remove the previous Selection.
2974 removedSelected = RemoveSelectedText();
2978 Vector<Character> utf32Characters;
2979 Length characterCount = 0u;
2983 // Convert text into UTF-32
2984 utf32Characters.Resize( text.size() );
2986 // This is a bit horrible but std::string returns a (signed) char*
2987 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
2989 // Transform a text array encoded in utf8 into an array encoded in utf32.
2990 // It returns the actual number of characters.
2991 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
2992 utf32Characters.Resize( characterCount );
2994 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
2995 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
2998 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3000 // The placeholder text is no longer needed
3001 if( mImpl->IsShowingPlaceholderText() )
3006 mImpl->ChangeState( EventData::EDITING );
3008 // Handle the IMF (predicitive text) state changes
3009 if( COMMIT == type )
3011 // IMF manager is no longer handling key-events
3012 mImpl->ClearPreEditFlag();
3016 if( !mImpl->mEventData->mPreEditFlag )
3018 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3020 // Record the start of the pre-edit text
3021 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3024 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3025 mImpl->mEventData->mPreEditFlag = true;
3027 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3030 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3032 // Restrict new text to fit within Maximum characters setting.
3033 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3034 maxLengthReached = ( characterCount > maxSizeOfNewText );
3036 // The cursor position.
3037 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3039 // Update the text's style.
3041 // Updates the text style runs by adding characters.
3042 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3044 // Get the character index from the cursor index.
3045 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3047 // Retrieve the text's style for the given index.
3049 mImpl->RetrieveDefaultInputStyle( style );
3050 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3052 // Whether to add a new text color run.
3053 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3055 // Whether to add a new font run.
3056 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3057 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3058 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3059 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3060 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3065 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3066 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3068 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3069 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3070 colorRun.characterRun.characterIndex = cursorIndex;
3071 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3074 if( addFontNameRun ||
3080 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3081 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3083 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3085 if( addFontNameRun )
3087 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3088 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3089 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3090 fontDescriptionRun.familyDefined = true;
3092 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3095 if( addFontWeightRun )
3097 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3098 fontDescriptionRun.weightDefined = true;
3101 if( addFontWidthRun )
3103 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3104 fontDescriptionRun.widthDefined = true;
3107 if( addFontSlantRun )
3109 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3110 fontDescriptionRun.slantDefined = true;
3113 if( addFontSizeRun )
3115 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3116 fontDescriptionRun.sizeDefined = true;
3119 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3120 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3123 // Insert at current cursor position.
3124 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3126 if( cursorIndex < numberOfCharactersInModel )
3128 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3132 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3135 // Mark the first paragraph to be updated.
3136 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3138 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3139 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3140 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3141 mImpl->mTextUpdateInfo.mClearAll = true;
3145 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3146 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3149 // Update the cursor index.
3150 cursorIndex += maxSizeOfNewText;
3152 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 );
3155 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3156 mImpl->IsPlaceholderAvailable() )
3158 // Show place-holder if empty after removing the pre-edit text
3159 ShowPlaceholderText();
3160 mImpl->mEventData->mUpdateCursorPosition = true;
3161 mImpl->ClearPreEditFlag();
3163 else if( removedPrevious ||
3165 ( 0 != utf32Characters.Count() ) )
3167 // Queue an inserted event
3168 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3170 mImpl->mEventData->mUpdateCursorPosition = true;
3171 if( removedSelected )
3173 mImpl->mEventData->mScrollAfterDelete = true;
3177 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3181 if( maxLengthReached )
3183 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3185 mImpl->ResetImfManager();
3187 if( NULL != mImpl->mEditableControlInterface )
3189 // Do this last since it provides callbacks into application code
3190 mImpl->mEditableControlInterface->MaxLengthReached();
3195 void Controller::PasteText( const std::string& stringToPaste )
3197 InsertText( stringToPaste, Text::Controller::COMMIT );
3198 mImpl->ChangeState( EventData::EDITING );
3199 mImpl->RequestRelayout();
3201 if( NULL != mImpl->mEditableControlInterface )
3203 // Do this last since it provides callbacks into application code
3204 mImpl->mEditableControlInterface->TextChanged();
3208 bool Controller::RemoveText( int cursorOffset,
3209 int numberOfCharacters,
3210 UpdateInputStyleType type )
3212 bool removed = false;
3214 if( NULL == mImpl->mEventData )
3219 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3220 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3222 if( !mImpl->IsShowingPlaceholderText() )
3224 // Delete at current cursor position
3225 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3226 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3228 CharacterIndex cursorIndex = 0;
3230 // Validate the cursor position & number of characters
3231 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3233 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3236 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3238 numberOfCharacters = currentText.Count() - cursorIndex;
3241 if( mImpl->mEventData->mPreEditFlag || // If the preedit flag is enabled, it means two (or more) of them came together i.e. when two keys have been pressed at the same time.
3242 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3244 // Mark the paragraphs to be updated.
3245 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3247 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3248 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3249 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3250 mImpl->mTextUpdateInfo.mClearAll = true;
3254 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3255 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3258 // Update the input style and remove the text's style before removing the text.
3260 if( UPDATE_INPUT_STYLE == type )
3262 // Keep a copy of the current input style.
3263 InputStyle currentInputStyle;
3264 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3266 // Set first the default input style.
3267 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3269 // Update the input style.
3270 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3272 // Compare if the input style has changed.
3273 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3275 if( hasInputStyleChanged )
3277 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3278 // Queue the input style changed signal.
3279 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3283 // Updates the text style runs by removing characters. Runs with no characters are removed.
3284 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3286 // Remove the characters.
3287 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3288 Vector<Character>::Iterator last = first + numberOfCharacters;
3290 currentText.Erase( first, last );
3292 // Cursor position retreat
3293 oldCursorIndex = cursorIndex;
3295 mImpl->mEventData->mScrollAfterDelete = true;
3297 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3305 bool Controller::RemoveSelectedText()
3307 bool textRemoved( false );
3309 if( EventData::SELECTING == mImpl->mEventData->mState )
3311 std::string removedString;
3312 mImpl->RetrieveSelection( removedString, true );
3314 if( !removedString.empty() )
3317 mImpl->ChangeState( EventData::EDITING );
3324 // private : Relayout.
3326 bool Controller::DoRelayout( const Size& size,
3327 OperationsMask operationsRequired,
3330 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3331 bool viewUpdated( false );
3333 // Calculate the operations to be done.
3334 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3336 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3337 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3339 // Get the current layout size.
3340 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3342 if( NO_OPERATION != ( LAYOUT & operations ) )
3344 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3346 // Some vectors with data needed to layout and reorder may be void
3347 // after the first time the text has been laid out.
3348 // Fill the vectors again.
3350 // Calculate the number of glyphs to layout.
3351 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3352 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3353 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3354 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3356 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3357 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3358 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3359 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3361 if( 0u == totalNumberOfGlyphs )
3363 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3365 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3368 // Nothing else to do if there is no glyphs.
3369 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3373 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3374 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3375 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3376 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3377 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3378 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3379 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3380 float outlineWidth = mImpl->mModel->GetOutlineWidth();
3382 // Set the layout parameters.
3383 Layout::Parameters layoutParameters( size,
3385 lineBreakInfo.Begin(),
3386 wordBreakInfo.Begin(),
3387 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3389 glyphsToCharactersMap.Begin(),
3390 charactersPerGlyph.Begin(),
3391 charactersToGlyphBuffer,
3392 glyphsPerCharacterBuffer,
3393 totalNumberOfGlyphs,
3394 mImpl->mModel->mHorizontalAlignment,
3395 mImpl->mModel->mLineWrapMode,
3398 // Resize the vector of positions to have the same size than the vector of glyphs.
3399 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3400 glyphPositions.Resize( totalNumberOfGlyphs );
3402 // Whether the last character is a new paragraph character.
3403 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3404 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3406 // The initial glyph and the number of glyphs to layout.
3407 layoutParameters.startGlyphIndex = startGlyphIndex;
3408 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3409 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3410 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3412 // Update the ellipsis
3413 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3415 if( NULL != mImpl->mEventData )
3417 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3419 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3421 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3423 // Disable ellipsis when editing
3424 elideTextEnabled = false;
3427 // Reset the scroll position in inactive state
3428 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3430 ResetScrollPosition();
3434 // Update the visual model.
3436 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3438 mImpl->mModel->mVisualModel->mLines,
3442 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3446 layoutSize = newLayoutSize;
3448 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3450 mImpl->mAutoScrollDirectionRTL = false;
3453 // Reorder the lines
3454 if( NO_OPERATION != ( REORDER & operations ) )
3456 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3457 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3459 // Check first if there are paragraphs with bidirectional info.
3460 if( 0u != bidirectionalInfo.Count() )
3463 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3465 // Reorder the lines.
3466 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3467 ReorderLines( bidirectionalInfo,
3469 requestedNumberOfCharacters,
3470 mImpl->mModel->mVisualModel->mLines,
3471 bidirectionalLineInfo );
3473 // Set the bidirectional info per line into the layout parameters.
3474 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3475 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3477 // Re-layout the text. Reorder those lines with right to left characters.
3478 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3480 requestedNumberOfCharacters,
3483 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3485 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3488 mImpl->mAutoScrollDirectionRTL = firstline->direction;
3494 // Sets the layout size.
3495 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3497 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3502 if( NO_OPERATION != ( ALIGN & operations ) )
3504 // The laid-out lines.
3505 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3507 // Need to align with the control's size as the text may contain lines
3508 // starting either with left to right text or right to left.
3509 mImpl->mLayoutEngine.Align( size,
3511 requestedNumberOfCharacters,
3512 mImpl->mModel->mHorizontalAlignment,
3514 mImpl->mModel->mAlignmentOffset );
3518 #if defined(DEBUG_ENABLED)
3519 std::string currentText;
3520 GetText( currentText );
3521 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
3523 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3527 void Controller::CalculateVerticalOffset( const Size& controlSize )
3529 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3531 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3533 // Get the line height of the default font.
3534 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3537 switch( mImpl->mModel->mVerticalAlignment )
3539 case VerticalAlignment::TOP:
3541 mImpl->mModel->mScrollPosition.y = 0.f;
3544 case VerticalAlignment::CENTER:
3546 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3549 case VerticalAlignment::BOTTOM:
3551 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3557 // private : Events.
3559 void Controller::ProcessModifyEvents()
3561 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3563 if( 0u == events.Count() )
3569 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3570 endIt = events.End();
3574 const ModifyEvent& event = *it;
3576 if( ModifyEvent::TEXT_REPLACED == event.type )
3578 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3579 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3581 TextReplacedEvent();
3583 else if( ModifyEvent::TEXT_INSERTED == event.type )
3585 TextInsertedEvent();
3587 else if( ModifyEvent::TEXT_DELETED == event.type )
3589 // Placeholder-text cannot be deleted
3590 if( !mImpl->IsShowingPlaceholderText() )
3597 if( NULL != mImpl->mEventData )
3599 // When the text is being modified, delay cursor blinking
3600 mImpl->mEventData->mDecorator->DelayCursorBlink();
3602 // Update selection position after modifying the text
3603 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3604 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3607 // Discard temporary text
3611 void Controller::TextReplacedEvent()
3613 // The natural size needs to be re-calculated.
3614 mImpl->mRecalculateNaturalSize = true;
3616 // Apply modifications to the model
3617 mImpl->mOperationsPending = ALL_OPERATIONS;
3620 void Controller::TextInsertedEvent()
3622 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3624 if( NULL == mImpl->mEventData )
3629 mImpl->mEventData->mCheckScrollAmount = true;
3631 // The natural size needs to be re-calculated.
3632 mImpl->mRecalculateNaturalSize = true;
3634 // Apply modifications to the model; TODO - Optimize this
3635 mImpl->mOperationsPending = ALL_OPERATIONS;
3638 void Controller::TextDeletedEvent()
3640 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3642 if( NULL == mImpl->mEventData )
3647 mImpl->mEventData->mCheckScrollAmount = true;
3649 // The natural size needs to be re-calculated.
3650 mImpl->mRecalculateNaturalSize = true;
3652 // Apply modifications to the model; TODO - Optimize this
3653 mImpl->mOperationsPending = ALL_OPERATIONS;
3656 void Controller::SelectEvent( float x, float y, bool selectAll )
3658 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3660 if( NULL != mImpl->mEventData )
3664 Event event( Event::SELECT_ALL );
3665 mImpl->mEventData->mEventQueue.push_back( event );
3669 Event event( Event::SELECT );
3670 event.p2.mFloat = x;
3671 event.p3.mFloat = y;
3672 mImpl->mEventData->mEventQueue.push_back( event );
3675 mImpl->mEventData->mCheckScrollAmount = true;
3676 mImpl->mEventData->mIsLeftHandleSelected = true;
3677 mImpl->mEventData->mIsRightHandleSelected = true;
3678 mImpl->RequestRelayout();
3682 bool Controller::DeleteEvent( int keyCode )
3684 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3686 bool removed = false;
3688 if( NULL == mImpl->mEventData )
3693 // IMF manager is no longer handling key-events
3694 mImpl->ClearPreEditFlag();
3696 if( EventData::SELECTING == mImpl->mEventData->mState )
3698 removed = RemoveSelectedText();
3700 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3702 // Remove the character before the current cursor position
3703 removed = RemoveText( -1,
3705 UPDATE_INPUT_STYLE );
3707 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3709 // Remove the character after the current cursor position
3710 removed = RemoveText( 0,
3712 UPDATE_INPUT_STYLE );
3717 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3718 !mImpl->IsPlaceholderAvailable() )
3720 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3724 ShowPlaceholderText();
3726 mImpl->mEventData->mUpdateCursorPosition = true;
3727 mImpl->mEventData->mScrollAfterDelete = true;
3733 // private : Helpers.
3735 void Controller::ResetText()
3738 mImpl->mModel->mLogicalModel->mText.Clear();
3740 // We have cleared everything including the placeholder-text
3741 mImpl->PlaceholderCleared();
3743 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3744 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3745 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3747 // Clear any previous text.
3748 mImpl->mTextUpdateInfo.mClearAll = true;
3750 // The natural size needs to be re-calculated.
3751 mImpl->mRecalculateNaturalSize = true;
3753 // Apply modifications to the model
3754 mImpl->mOperationsPending = ALL_OPERATIONS;
3757 void Controller::ShowPlaceholderText()
3759 if( mImpl->IsPlaceholderAvailable() )
3761 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3763 if( NULL == mImpl->mEventData )
3768 mImpl->mEventData->mIsShowingPlaceholderText = true;
3770 // Disable handles when showing place-holder text
3771 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3772 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3773 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3775 const char* text( NULL );
3778 // TODO - Switch Placeholder text when changing state
3779 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3780 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3782 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3783 size = mImpl->mEventData->mPlaceholderTextActive.size();
3787 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3788 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3791 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3792 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3794 // Reset model for showing placeholder.
3795 mImpl->mModel->mLogicalModel->mText.Clear();
3796 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3798 // Convert text into UTF-32
3799 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3800 utf32Characters.Resize( size );
3802 // This is a bit horrible but std::string returns a (signed) char*
3803 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3805 // Transform a text array encoded in utf8 into an array encoded in utf32.
3806 // It returns the actual number of characters.
3807 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3808 utf32Characters.Resize( characterCount );
3810 // The characters to be added.
3811 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3813 // Reset the cursor position
3814 mImpl->mEventData->mPrimaryCursorPosition = 0;
3816 // The natural size needs to be re-calculated.
3817 mImpl->mRecalculateNaturalSize = true;
3819 // Apply modifications to the model
3820 mImpl->mOperationsPending = ALL_OPERATIONS;
3822 // Update the rest of the model during size negotiation
3823 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3827 void Controller::ClearFontData()
3829 if( mImpl->mFontDefaults )
3831 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3834 // Set flags to update the model.
3835 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3836 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3837 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3839 mImpl->mTextUpdateInfo.mClearAll = true;
3840 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3841 mImpl->mRecalculateNaturalSize = true;
3843 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3849 UPDATE_LAYOUT_SIZE |
3854 void Controller::ClearStyleData()
3856 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3857 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3860 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3862 // Reset the cursor position
3863 if( NULL != mImpl->mEventData )
3865 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3867 // Update the cursor if it's in editing mode.
3868 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3870 mImpl->mEventData->mUpdateCursorPosition = true;
3875 void Controller::ResetScrollPosition()
3877 if( NULL != mImpl->mEventData )
3879 // Reset the scroll position.
3880 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3881 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3885 void Controller::SetControlInterface( ControlInterface* controlInterface )
3887 mImpl->mControlInterface = controlInterface;
3890 bool Controller::ShouldClearFocusOnEscape() const
3892 return mImpl->mShouldClearFocusOnEscape;
3895 // private : Private contructors & copy operator.
3897 Controller::Controller()
3900 mImpl = new Controller::Impl( NULL, NULL );
3903 Controller::Controller( ControlInterface* controlInterface )
3905 mImpl = new Controller::Impl( controlInterface, NULL );
3908 Controller::Controller( ControlInterface* controlInterface,
3909 EditableControlInterface* editableControlInterface )
3911 mImpl = new Controller::Impl( controlInterface,
3912 editableControlInterface );
3915 // The copy constructor and operator are left unimplemented.
3917 // protected : Destructor.
3919 Controller::~Controller()
3926 } // namespace Toolkit