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>
30 #include <dali-toolkit/internal/text/bidirectional-support.h>
31 #include <dali-toolkit/internal/text/character-set-conversion.h>
32 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
33 #include <dali-toolkit/internal/text/markup-processor.h>
34 #include <dali-toolkit/internal/text/multi-language-support.h>
35 #include <dali-toolkit/internal/text/text-controller-impl.h>
36 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
37 #include <dali-toolkit/internal/text/text-font-style.h>
42 #if defined(DEBUG_ENABLED)
43 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
46 const float MAX_FLOAT = std::numeric_limits<float>::max();
48 const std::string EMPTY_STRING("");
50 const char * const PLACEHOLDER_TEXT = "placeholderText";
51 const char * const PLACEHOLDER_COLOR = "placeholderColor";
52 const char * const PLACEHOLDER_FONT_FAMILY = "placeholderFontFamily";
53 const char * const PLACEHOLDER_FONT_STYLE = "placeholderFontStyle";
54 const char * const PLACEHOLDER_POINT_SIZE = "placeholderPointSize";
55 const char * const PLACEHOLDER_PIXEL_SIZE = "placeholderPixelSize";
57 float ConvertToEven( float value )
59 int intValue(static_cast<int>( value ));
60 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
75 * @brief Adds a new font description run for the selected text.
77 * The new font parameters are added after the call to this method.
79 * @param[in] eventData The event data pointer.
80 * @param[in] logicalModel The logical model where to add the new font description run.
81 * @param[out] startOfSelectedText Index to the first selected character.
82 * @param[out] lengthOfSelectedText Number of selected characters.
84 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
85 LogicalModelPtr logicalModel,
86 CharacterIndex& startOfSelectedText,
87 Length& lengthOfSelectedText )
89 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
91 // Get start and end position of selection
92 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
93 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
96 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
97 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
99 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
101 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
102 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
104 // Recalculate the selection highlight as the metrics may have changed.
105 eventData->mUpdateLeftSelectionPosition = true;
106 eventData->mUpdateRightSelectionPosition = true;
107 eventData->mUpdateHighlightBox = true;
109 return fontDescriptionRun;
112 // public : Constructor.
114 ControllerPtr Controller::New()
116 return ControllerPtr( new Controller() );
119 ControllerPtr Controller::New( ControlInterface* controlInterface )
121 return ControllerPtr( new Controller( controlInterface ) );
124 ControllerPtr Controller::New( ControlInterface* controlInterface,
125 EditableControlInterface* editableControlInterface )
127 return ControllerPtr( new Controller( controlInterface,
128 editableControlInterface ) );
131 // public : Configure the text controller.
133 void Controller::EnableTextInput( DecoratorPtr decorator )
137 delete mImpl->mEventData;
138 mImpl->mEventData = NULL;
140 // Nothing else to do.
144 if( NULL == mImpl->mEventData )
146 mImpl->mEventData = new EventData( decorator );
150 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
152 // Metrics for bitmap & vector based glyphs are different
153 mImpl->mMetrics->SetGlyphType( glyphType );
155 // Clear the font-specific data
158 mImpl->RequestRelayout();
161 void Controller::SetMarkupProcessorEnabled( bool enable )
163 mImpl->mMarkupProcessorEnabled = enable;
166 bool Controller::IsMarkupProcessorEnabled() const
168 return mImpl->mMarkupProcessorEnabled;
171 void Controller::SetAutoScrollEnabled( bool enable )
173 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 );
175 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
179 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
180 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
190 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
191 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
198 mImpl->mIsAutoScrollEnabled = enable;
199 mImpl->RequestRelayout();
203 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
204 mImpl->mIsAutoScrollEnabled = false;
208 bool Controller::IsAutoScrollEnabled() const
210 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
212 return mImpl->mIsAutoScrollEnabled;
215 CharacterDirection Controller::GetAutoScrollDirection() const
217 return mImpl->mAutoScrollDirectionRTL;
220 float Controller::GetAutoScrollLineAlignment() const
224 if( mImpl->mModel->mVisualModel &&
225 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
227 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
233 void Controller::SetHorizontalScrollEnabled( bool enable )
235 if( ( NULL != mImpl->mEventData ) &&
236 mImpl->mEventData->mDecorator )
238 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
241 bool Controller::IsHorizontalScrollEnabled() const
243 if( ( NULL != mImpl->mEventData ) &&
244 mImpl->mEventData->mDecorator )
246 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
252 void Controller::SetVerticalScrollEnabled( bool enable )
254 if( ( NULL != mImpl->mEventData ) &&
255 mImpl->mEventData->mDecorator )
257 if( mImpl->mEventData->mDecorator )
259 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
264 bool Controller::IsVerticalScrollEnabled() const
266 if( ( NULL != mImpl->mEventData ) &&
267 mImpl->mEventData->mDecorator )
269 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
275 void Controller::SetSmoothHandlePanEnabled( bool enable )
277 if( ( NULL != mImpl->mEventData ) &&
278 mImpl->mEventData->mDecorator )
280 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
284 bool Controller::IsSmoothHandlePanEnabled() const
286 if( ( NULL != mImpl->mEventData ) &&
287 mImpl->mEventData->mDecorator )
289 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
295 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
297 mImpl->mMaximumNumberOfCharacters = maxCharacters;
300 int Controller::GetMaximumNumberOfCharacters()
302 return mImpl->mMaximumNumberOfCharacters;
305 void Controller::SetEnableCursorBlink( bool enable )
307 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
309 if( NULL != mImpl->mEventData )
311 mImpl->mEventData->mCursorBlinkEnabled = enable;
314 mImpl->mEventData->mDecorator )
316 mImpl->mEventData->mDecorator->StopCursorBlink();
321 bool Controller::GetEnableCursorBlink() const
323 if( NULL != mImpl->mEventData )
325 return mImpl->mEventData->mCursorBlinkEnabled;
331 void Controller::SetMultiLineEnabled( bool enable )
333 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
335 if( layout != mImpl->mLayoutEngine.GetLayout() )
337 // Set the layout type.
338 mImpl->mLayoutEngine.SetLayout( layout );
340 // Set the flags to redo the layout operations
341 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
346 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
348 mImpl->RequestRelayout();
352 bool Controller::IsMultiLineEnabled() const
354 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
357 void Controller::SetHorizontalAlignment( Layout::HorizontalAlignment alignment )
359 if( alignment != mImpl->mModel->mHorizontalAlignment )
361 // Set the alignment.
362 mImpl->mModel->mHorizontalAlignment = alignment;
364 // Set the flag to redo the alignment operation.
365 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
367 mImpl->RequestRelayout();
371 Layout::HorizontalAlignment Controller::GetHorizontalAlignment() const
373 return mImpl->mModel->mHorizontalAlignment;
376 void Controller::SetVerticalAlignment( Layout::VerticalAlignment alignment )
378 if( alignment != mImpl->mModel->mVerticalAlignment )
380 // Set the alignment.
381 mImpl->mModel->mVerticalAlignment = alignment;
383 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
385 mImpl->RequestRelayout();
389 Layout::VerticalAlignment Controller::GetVerticalAlignment() const
391 return mImpl->mModel->mVerticalAlignment;
394 void Controller::SetTextElideEnabled( bool enabled )
396 mImpl->mModel->mElideEnabled = enabled;
399 bool Controller::IsTextElideEnabled() const
401 return mImpl->mModel->mElideEnabled;
404 void Controller::SetSelectionEnabled( bool enabled )
406 mImpl->mEventData->mSelectionEnabled = enabled;
409 bool Controller::IsSelectionEnabled() const
411 return mImpl->mEventData->mSelectionEnabled;
416 void Controller::SetText( const std::string& text )
418 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
420 // Reset keyboard as text changed
421 mImpl->ResetImfManager();
423 // Remove the previously set text and style.
429 CharacterIndex lastCursorIndex = 0u;
431 if( NULL != mImpl->mEventData )
433 // If popup shown then hide it by switching to Editing state
434 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
435 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
436 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
437 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
439 mImpl->ChangeState( EventData::EDITING );
445 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
447 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
448 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
450 Length textSize = 0u;
451 const uint8_t* utf8 = NULL;
452 if( mImpl->mMarkupProcessorEnabled )
454 ProcessMarkupString( text, markupProcessData );
455 textSize = markupProcessData.markupProcessedText.size();
457 // This is a bit horrible but std::string returns a (signed) char*
458 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
462 textSize = text.size();
464 // This is a bit horrible but std::string returns a (signed) char*
465 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
468 // Convert text into UTF-32
469 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
470 utf32Characters.Resize( textSize );
472 // Transform a text array encoded in utf8 into an array encoded in utf32.
473 // It returns the actual number of characters.
474 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
475 utf32Characters.Resize( characterCount );
477 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
478 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
480 // The characters to be added.
481 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
483 // To reset the cursor position
484 lastCursorIndex = characterCount;
486 // Update the rest of the model during size negotiation
487 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
489 // The natural size needs to be re-calculated.
490 mImpl->mRecalculateNaturalSize = true;
492 // Apply modifications to the model
493 mImpl->mOperationsPending = ALL_OPERATIONS;
497 ShowPlaceholderText();
500 // Resets the cursor position.
501 ResetCursorPosition( lastCursorIndex );
503 // Scrolls the text to make the cursor visible.
504 ResetScrollPosition();
506 mImpl->RequestRelayout();
508 if( NULL != mImpl->mEventData )
510 // Cancel previously queued events
511 mImpl->mEventData->mEventQueue.clear();
514 // Do this last since it provides callbacks into application code.
515 if( NULL != mImpl->mEditableControlInterface )
517 mImpl->mEditableControlInterface->TextChanged();
521 void Controller::GetText( std::string& text ) const
523 if( !mImpl->IsShowingPlaceholderText() )
525 // Retrieves the text string.
526 mImpl->GetText( 0u, text );
530 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
534 void Controller::SetPlaceholderText( const std::string& text )
536 if( NULL != mImpl->mEventData )
538 mImpl->mEventData->mPlaceholderText = text;
540 // Update placeholder if there is no text
541 if( mImpl->IsShowingPlaceholderText() ||
542 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
544 ShowPlaceholderText();
549 // This is overloading function for PLACEHOLDER_TEXT_FOCUSED in text-field
550 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
552 if( NULL != mImpl->mEventData )
554 if( PLACEHOLDER_TYPE_INACTIVE == type )
556 mImpl->mEventData->mPlaceholderTextInactive = text;
560 mImpl->mEventData->mPlaceholderTextActive = text;
563 // Update placeholder if there is no text
564 if( mImpl->IsShowingPlaceholderText() ||
565 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
567 ShowPlaceholderText();
572 void Controller::GetPlaceholderText( std::string& text ) const
574 if( NULL != mImpl->mEventData )
576 text = mImpl->mEventData->mPlaceholderText;
580 // This is overloading function for PLACEHOLDER_TEXT_FOCUSED in text-field
581 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
583 if( NULL != mImpl->mEventData )
585 if( PLACEHOLDER_TYPE_INACTIVE == type )
587 text = mImpl->mEventData->mPlaceholderTextInactive;
591 text = mImpl->mEventData->mPlaceholderTextActive;
596 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
598 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
600 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
602 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
603 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
607 mImpl->RequestRelayout();
611 // public : Default style & Input style
613 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
615 if( NULL == mImpl->mFontDefaults )
617 mImpl->mFontDefaults = new FontDefaults();
620 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
621 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
622 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
624 // Clear the font-specific data
627 mImpl->RequestRelayout();
630 const std::string& Controller::GetDefaultFontFamily() const
632 if( NULL != mImpl->mFontDefaults )
634 return mImpl->mFontDefaults->mFontDescription.family;
640 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
642 if( NULL != mImpl->mEventData )
644 if( NULL == mImpl->mEventData->mPlaceholderFont )
646 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
649 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
650 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
651 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
653 mImpl->RequestRelayout();
657 const std::string& Controller::GetPlaceholderFontFamily() const
659 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
661 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
667 void Controller::SetDefaultFontWeight( FontWeight weight )
669 if( NULL == mImpl->mFontDefaults )
671 mImpl->mFontDefaults = new FontDefaults();
674 mImpl->mFontDefaults->mFontDescription.weight = weight;
675 mImpl->mFontDefaults->weightDefined = true;
677 // Clear the font-specific data
680 mImpl->RequestRelayout();
683 bool Controller::IsDefaultFontWeightDefined() const
685 return mImpl->mFontDefaults->weightDefined;
688 FontWeight Controller::GetDefaultFontWeight() const
690 if( NULL != mImpl->mFontDefaults )
692 return mImpl->mFontDefaults->mFontDescription.weight;
695 return TextAbstraction::FontWeight::NORMAL;
698 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
700 if( NULL != mImpl->mEventData )
702 if( NULL == mImpl->mEventData->mPlaceholderFont )
704 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
707 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
708 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
710 mImpl->RequestRelayout();
714 bool Controller::IsPlaceholderTextFontWeightDefined() const
716 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
718 return mImpl->mEventData->mPlaceholderFont->weightDefined;
723 FontWeight Controller::GetPlaceholderTextFontWeight() const
725 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
727 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
730 return TextAbstraction::FontWeight::NORMAL;
733 void Controller::SetDefaultFontWidth( FontWidth width )
735 if( NULL == mImpl->mFontDefaults )
737 mImpl->mFontDefaults = new FontDefaults();
740 mImpl->mFontDefaults->mFontDescription.width = width;
741 mImpl->mFontDefaults->widthDefined = true;
743 // Clear the font-specific data
746 mImpl->RequestRelayout();
749 bool Controller::IsDefaultFontWidthDefined() const
751 return mImpl->mFontDefaults->widthDefined;
754 FontWidth Controller::GetDefaultFontWidth() const
756 if( NULL != mImpl->mFontDefaults )
758 return mImpl->mFontDefaults->mFontDescription.width;
761 return TextAbstraction::FontWidth::NORMAL;
764 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
766 if( NULL != mImpl->mEventData )
768 if( NULL == mImpl->mEventData->mPlaceholderFont )
770 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
773 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
774 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
776 mImpl->RequestRelayout();
780 bool Controller::IsPlaceholderTextFontWidthDefined() const
782 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
784 return mImpl->mEventData->mPlaceholderFont->widthDefined;
789 FontWidth Controller::GetPlaceholderTextFontWidth() const
791 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
793 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
796 return TextAbstraction::FontWidth::NORMAL;
799 void Controller::SetDefaultFontSlant( FontSlant slant )
801 if( NULL == mImpl->mFontDefaults )
803 mImpl->mFontDefaults = new FontDefaults();
806 mImpl->mFontDefaults->mFontDescription.slant = slant;
807 mImpl->mFontDefaults->slantDefined = true;
809 // Clear the font-specific data
812 mImpl->RequestRelayout();
815 bool Controller::IsDefaultFontSlantDefined() const
817 return mImpl->mFontDefaults->slantDefined;
820 FontSlant Controller::GetDefaultFontSlant() const
822 if( NULL != mImpl->mFontDefaults )
824 return mImpl->mFontDefaults->mFontDescription.slant;
827 return TextAbstraction::FontSlant::NORMAL;
830 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
832 if( NULL != mImpl->mEventData )
834 if( NULL == mImpl->mEventData->mPlaceholderFont )
836 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
839 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
840 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
842 mImpl->RequestRelayout();
846 bool Controller::IsPlaceholderTextFontSlantDefined() const
848 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
850 return mImpl->mEventData->mPlaceholderFont->slantDefined;
855 FontSlant Controller::GetPlaceholderTextFontSlant() const
857 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
859 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
862 return TextAbstraction::FontSlant::NORMAL;
865 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
867 if( NULL == mImpl->mFontDefaults )
869 mImpl->mFontDefaults = new FontDefaults();
876 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
877 mImpl->mFontDefaults->sizeDefined = true;
882 // Point size = Pixel size * 72.f / DPI
883 unsigned int horizontalDpi = 0u;
884 unsigned int verticalDpi = 0u;
885 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
886 fontClient.GetDpi( horizontalDpi, verticalDpi );
888 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
889 mImpl->mFontDefaults->sizeDefined = true;
894 // Clear the font-specific data
897 mImpl->RequestRelayout();
900 float Controller::GetDefaultFontSize( FontSizeType type ) const
903 if( NULL != mImpl->mFontDefaults )
909 value = mImpl->mFontDefaults->mDefaultPointSize;
914 // Pixel size = Point size * DPI / 72.f
915 unsigned int horizontalDpi = 0u;
916 unsigned int verticalDpi = 0u;
917 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
918 fontClient.GetDpi( horizontalDpi, verticalDpi );
920 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
930 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
932 if( NULL != mImpl->mEventData )
934 if( NULL == mImpl->mEventData->mPlaceholderFont )
936 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
943 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
944 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
945 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
950 // Point size = Pixel size * 72.f / DPI
951 unsigned int horizontalDpi = 0u;
952 unsigned int verticalDpi = 0u;
953 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
954 fontClient.GetDpi( horizontalDpi, verticalDpi );
956 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
957 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
958 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
963 mImpl->RequestRelayout();
967 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
970 if( NULL != mImpl->mEventData )
976 if( NULL != mImpl->mEventData->mPlaceholderFont )
978 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
982 // If the placeholder text font size is not set, then return the default font size.
983 value = GetDefaultFontSize( POINT_SIZE );
989 if( NULL != mImpl->mEventData->mPlaceholderFont )
991 // Pixel size = Point size * DPI / 72.f
992 unsigned int horizontalDpi = 0u;
993 unsigned int verticalDpi = 0u;
994 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
995 fontClient.GetDpi( horizontalDpi, verticalDpi );
997 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1001 // If the placeholder text font size is not set, then return the default font size.
1002 value = GetDefaultFontSize( PIXEL_SIZE );
1013 void Controller::SetDefaultColor( const Vector4& color )
1015 mImpl->mTextColor = color;
1017 if( !mImpl->IsShowingPlaceholderText() )
1019 mImpl->mModel->mVisualModel->SetTextColor( color );
1021 mImpl->RequestRelayout();
1025 const Vector4& Controller::GetDefaultColor() const
1027 return mImpl->mTextColor;
1030 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1032 if( NULL != mImpl->mEventData )
1034 mImpl->mEventData->mPlaceholderTextColor = textColor;
1037 if( mImpl->IsShowingPlaceholderText() )
1039 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1040 mImpl->RequestRelayout();
1044 const Vector4& Controller::GetPlaceholderTextColor() const
1046 if( NULL != mImpl->mEventData )
1048 return mImpl->mEventData->mPlaceholderTextColor;
1051 return Color::BLACK;
1054 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1056 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1058 mImpl->RequestRelayout();
1061 const Vector2& Controller::GetShadowOffset() const
1063 return mImpl->mModel->mVisualModel->GetShadowOffset();
1066 void Controller::SetShadowColor( const Vector4& shadowColor )
1068 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1070 mImpl->RequestRelayout();
1073 const Vector4& Controller::GetShadowColor() const
1075 return mImpl->mModel->mVisualModel->GetShadowColor();
1078 void Controller::SetUnderlineColor( const Vector4& color )
1080 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1082 mImpl->RequestRelayout();
1085 const Vector4& Controller::GetUnderlineColor() const
1087 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1090 void Controller::SetUnderlineEnabled( bool enabled )
1092 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1094 mImpl->RequestRelayout();
1097 bool Controller::IsUnderlineEnabled() const
1099 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1102 void Controller::SetUnderlineHeight( float height )
1104 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1106 mImpl->RequestRelayout();
1109 float Controller::GetUnderlineHeight() const
1111 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1114 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1116 if( NULL == mImpl->mEmbossDefaults )
1118 mImpl->mEmbossDefaults = new EmbossDefaults();
1121 mImpl->mEmbossDefaults->properties = embossProperties;
1124 const std::string& Controller::GetDefaultEmbossProperties() const
1126 if( NULL != mImpl->mEmbossDefaults )
1128 return mImpl->mEmbossDefaults->properties;
1131 return EMPTY_STRING;
1134 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1136 if( NULL == mImpl->mOutlineDefaults )
1138 mImpl->mOutlineDefaults = new OutlineDefaults();
1141 mImpl->mOutlineDefaults->properties = outlineProperties;
1144 const std::string& Controller::GetDefaultOutlineProperties() const
1146 if( NULL != mImpl->mOutlineDefaults )
1148 return mImpl->mOutlineDefaults->properties;
1151 return EMPTY_STRING;
1154 void Controller::SetDefaultLineSpacing( float lineSpacing )
1156 //TODO finish implementation
1157 mImpl->mLayoutEngine.SetDefaultLineSpacing( lineSpacing );
1160 float Controller::GetDefaultLineSpacing() const
1162 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1165 void Controller::SetInputColor( const Vector4& color )
1167 if( NULL != mImpl->mEventData )
1169 mImpl->mEventData->mInputStyle.textColor = color;
1170 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1172 if( EventData::SELECTING == mImpl->mEventData->mState )
1174 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1176 // Get start and end position of selection
1177 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1178 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1180 // Add the color run.
1181 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1182 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1184 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1185 colorRun.color = color;
1186 colorRun.characterRun.characterIndex = startOfSelectedText;
1187 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1189 // Request to relayout.
1190 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1191 mImpl->RequestRelayout();
1193 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1194 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1195 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1200 const Vector4& Controller::GetInputColor() const
1202 if( NULL != mImpl->mEventData )
1204 return mImpl->mEventData->mInputStyle.textColor;
1207 // Return the default text's color if there is no EventData.
1208 return mImpl->mTextColor;
1212 void Controller::SetInputFontFamily( const std::string& fontFamily )
1214 if( NULL != mImpl->mEventData )
1216 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1217 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1219 if( EventData::SELECTING == mImpl->mEventData->mState )
1221 CharacterIndex startOfSelectedText = 0u;
1222 Length lengthOfSelectedText = 0u;
1223 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1224 mImpl->mModel->mLogicalModel,
1225 startOfSelectedText,
1226 lengthOfSelectedText );
1228 fontDescriptionRun.familyLength = fontFamily.size();
1229 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1230 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1231 fontDescriptionRun.familyDefined = true;
1233 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1235 // Request to relayout.
1236 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1241 UPDATE_LAYOUT_SIZE |
1244 mImpl->mRecalculateNaturalSize = true;
1245 mImpl->RequestRelayout();
1247 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1248 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1249 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1251 // As the font changes, recalculate the handle positions is needed.
1252 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1253 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1254 mImpl->mEventData->mUpdateHighlightBox = true;
1255 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1260 const std::string& Controller::GetInputFontFamily() const
1262 if( NULL != mImpl->mEventData )
1264 return mImpl->mEventData->mInputStyle.familyName;
1267 // Return the default font's family if there is no EventData.
1268 return GetDefaultFontFamily();
1271 void Controller::SetInputFontWeight( FontWeight weight )
1273 if( NULL != mImpl->mEventData )
1275 mImpl->mEventData->mInputStyle.weight = weight;
1276 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1278 if( EventData::SELECTING == mImpl->mEventData->mState )
1280 CharacterIndex startOfSelectedText = 0u;
1281 Length lengthOfSelectedText = 0u;
1282 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1283 mImpl->mModel->mLogicalModel,
1284 startOfSelectedText,
1285 lengthOfSelectedText );
1287 fontDescriptionRun.weight = weight;
1288 fontDescriptionRun.weightDefined = true;
1290 // Request to relayout.
1291 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1296 UPDATE_LAYOUT_SIZE |
1299 mImpl->mRecalculateNaturalSize = true;
1300 mImpl->RequestRelayout();
1302 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1303 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1304 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1306 // As the font might change, recalculate the handle positions is needed.
1307 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1308 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1309 mImpl->mEventData->mUpdateHighlightBox = true;
1310 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1315 bool Controller::IsInputFontWeightDefined() const
1317 bool defined = false;
1319 if( NULL != mImpl->mEventData )
1321 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1327 FontWeight Controller::GetInputFontWeight() const
1329 if( NULL != mImpl->mEventData )
1331 return mImpl->mEventData->mInputStyle.weight;
1334 return GetDefaultFontWeight();
1337 void Controller::SetInputFontWidth( FontWidth width )
1339 if( NULL != mImpl->mEventData )
1341 mImpl->mEventData->mInputStyle.width = width;
1342 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1344 if( EventData::SELECTING == mImpl->mEventData->mState )
1346 CharacterIndex startOfSelectedText = 0u;
1347 Length lengthOfSelectedText = 0u;
1348 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1349 mImpl->mModel->mLogicalModel,
1350 startOfSelectedText,
1351 lengthOfSelectedText );
1353 fontDescriptionRun.width = width;
1354 fontDescriptionRun.widthDefined = true;
1356 // Request to relayout.
1357 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1362 UPDATE_LAYOUT_SIZE |
1365 mImpl->mRecalculateNaturalSize = true;
1366 mImpl->RequestRelayout();
1368 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1369 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1370 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1372 // As the font might change, recalculate the handle positions is needed.
1373 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1374 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1375 mImpl->mEventData->mUpdateHighlightBox = true;
1376 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1381 bool Controller::IsInputFontWidthDefined() const
1383 bool defined = false;
1385 if( NULL != mImpl->mEventData )
1387 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1393 FontWidth Controller::GetInputFontWidth() const
1395 if( NULL != mImpl->mEventData )
1397 return mImpl->mEventData->mInputStyle.width;
1400 return GetDefaultFontWidth();
1403 void Controller::SetInputFontSlant( FontSlant slant )
1405 if( NULL != mImpl->mEventData )
1407 mImpl->mEventData->mInputStyle.slant = slant;
1408 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1410 if( EventData::SELECTING == mImpl->mEventData->mState )
1412 CharacterIndex startOfSelectedText = 0u;
1413 Length lengthOfSelectedText = 0u;
1414 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1415 mImpl->mModel->mLogicalModel,
1416 startOfSelectedText,
1417 lengthOfSelectedText );
1419 fontDescriptionRun.slant = slant;
1420 fontDescriptionRun.slantDefined = true;
1422 // Request to relayout.
1423 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1428 UPDATE_LAYOUT_SIZE |
1431 mImpl->mRecalculateNaturalSize = true;
1432 mImpl->RequestRelayout();
1434 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1435 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1436 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1438 // As the font might change, recalculate the handle positions is needed.
1439 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1440 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1441 mImpl->mEventData->mUpdateHighlightBox = true;
1442 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1447 bool Controller::IsInputFontSlantDefined() const
1449 bool defined = false;
1451 if( NULL != mImpl->mEventData )
1453 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1459 FontSlant Controller::GetInputFontSlant() const
1461 if( NULL != mImpl->mEventData )
1463 return mImpl->mEventData->mInputStyle.slant;
1466 return GetDefaultFontSlant();
1469 void Controller::SetInputFontPointSize( float size )
1471 if( NULL != mImpl->mEventData )
1473 mImpl->mEventData->mInputStyle.size = size;
1474 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1476 if( EventData::SELECTING == mImpl->mEventData->mState )
1478 CharacterIndex startOfSelectedText = 0u;
1479 Length lengthOfSelectedText = 0u;
1480 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1481 mImpl->mModel->mLogicalModel,
1482 startOfSelectedText,
1483 lengthOfSelectedText );
1485 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1486 fontDescriptionRun.sizeDefined = true;
1488 // Request to relayout.
1489 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1494 UPDATE_LAYOUT_SIZE |
1497 mImpl->mRecalculateNaturalSize = true;
1498 mImpl->RequestRelayout();
1500 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1501 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1502 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1504 // As the font might change, recalculate the handle positions is needed.
1505 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1506 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1507 mImpl->mEventData->mUpdateHighlightBox = true;
1508 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1513 float Controller::GetInputFontPointSize() const
1515 if( NULL != mImpl->mEventData )
1517 return mImpl->mEventData->mInputStyle.size;
1520 // Return the default font's point size if there is no EventData.
1521 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1524 void Controller::SetInputLineSpacing( float lineSpacing )
1526 if( NULL != mImpl->mEventData )
1528 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1529 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1533 float Controller::GetInputLineSpacing() const
1535 if( NULL != mImpl->mEventData )
1537 return mImpl->mEventData->mInputStyle.lineSpacing;
1543 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1545 if( NULL != mImpl->mEventData )
1547 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1551 const std::string& Controller::GetInputShadowProperties() const
1553 if( NULL != mImpl->mEventData )
1555 return mImpl->mEventData->mInputStyle.shadowProperties;
1558 return EMPTY_STRING;
1561 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1563 if( NULL != mImpl->mEventData )
1565 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1569 const std::string& Controller::GetInputUnderlineProperties() const
1571 if( NULL != mImpl->mEventData )
1573 return mImpl->mEventData->mInputStyle.underlineProperties;
1576 return EMPTY_STRING;
1579 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1581 if( NULL != mImpl->mEventData )
1583 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1587 const std::string& Controller::GetInputEmbossProperties() const
1589 if( NULL != mImpl->mEventData )
1591 return mImpl->mEventData->mInputStyle.embossProperties;
1594 return GetDefaultEmbossProperties();
1597 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1599 if( NULL != mImpl->mEventData )
1601 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1605 const std::string& Controller::GetInputOutlineProperties() const
1607 if( NULL != mImpl->mEventData )
1609 return mImpl->mEventData->mInputStyle.outlineProperties;
1612 return GetDefaultOutlineProperties();
1615 void Controller::SetInputModePassword( bool passwordInput )
1617 if( NULL != mImpl->mEventData )
1619 mImpl->mEventData->mPasswordInput = passwordInput;
1623 bool Controller::IsInputModePassword()
1625 if( NULL != mImpl->mEventData )
1627 return mImpl->mEventData->mPasswordInput;
1632 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1634 if( NULL != mImpl->mEventData )
1636 mImpl->mEventData->mDoubleTapAction = action;
1640 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1642 NoTextTap::Action action = NoTextTap::NO_ACTION;
1644 if( NULL != mImpl->mEventData )
1646 action = mImpl->mEventData->mDoubleTapAction;
1652 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1654 if( NULL != mImpl->mEventData )
1656 mImpl->mEventData->mLongPressAction = action;
1660 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1662 NoTextTap::Action action = NoTextTap::NO_ACTION;
1664 if( NULL != mImpl->mEventData )
1666 action = mImpl->mEventData->mLongPressAction;
1672 bool Controller::IsUnderlineSetByString()
1674 return mImpl->mUnderlineSetByString;
1677 void Controller::UnderlineSetByString( bool setByString )
1679 mImpl->mUnderlineSetByString = setByString;
1682 bool Controller::IsShadowSetByString()
1684 return mImpl->mShadowSetByString;
1687 void Controller::ShadowSetByString( bool setByString )
1689 mImpl->mShadowSetByString = setByString;
1692 bool Controller::IsFontStyleSetByString()
1694 return mImpl->mFontStyleSetByString;
1697 void Controller::FontStyleSetByString( bool setByString )
1699 mImpl->mFontStyleSetByString = setByString;
1702 // public : Queries & retrieves.
1704 Layout::Engine& Controller::GetLayoutEngine()
1706 return mImpl->mLayoutEngine;
1709 View& Controller::GetView()
1711 return mImpl->mView;
1714 Vector3 Controller::GetNaturalSize()
1716 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1717 Vector3 naturalSize;
1719 // Make sure the model is up-to-date before layouting
1720 ProcessModifyEvents();
1722 if( mImpl->mRecalculateNaturalSize )
1724 // Operations that can be done only once until the text changes.
1725 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1732 GET_GLYPH_METRICS );
1734 // Set the update info to relayout the whole text.
1735 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1736 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1738 // Make sure the model is up-to-date before layouting
1739 mImpl->UpdateModel( onlyOnceOperations );
1741 // Layout the text for the new width.
1742 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1744 // Store the actual control's size to restore later.
1745 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1747 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1748 static_cast<OperationsMask>( onlyOnceOperations |
1750 naturalSize.GetVectorXY() );
1752 // Do not do again the only once operations.
1753 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1755 // Do the size related operations again.
1756 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1759 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1761 // Stores the natural size to avoid recalculate it again
1762 // unless the text/style changes.
1763 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1765 mImpl->mRecalculateNaturalSize = false;
1767 // Clear the update info. This info will be set the next time the text is updated.
1768 mImpl->mTextUpdateInfo.Clear();
1770 // Restore the actual control's size.
1771 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1773 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1777 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1779 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1782 naturalSize.x = ConvertToEven( naturalSize.x );
1783 naturalSize.y = ConvertToEven( naturalSize.y );
1788 float Controller::GetHeightForWidth( float width )
1790 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1791 // Make sure the model is up-to-date before layouting
1792 ProcessModifyEvents();
1795 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 )
1797 // Operations that can be done only once until the text changes.
1798 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1805 GET_GLYPH_METRICS );
1807 // Set the update info to relayout the whole text.
1808 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1809 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1811 // Make sure the model is up-to-date before layouting
1812 mImpl->UpdateModel( onlyOnceOperations );
1815 // Layout the text for the new width.
1816 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1818 // Store the actual control's width.
1819 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1821 DoRelayout( Size( width, MAX_FLOAT ),
1822 static_cast<OperationsMask>( onlyOnceOperations |
1826 // Do not do again the only once operations.
1827 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1829 // Do the size related operations again.
1830 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1834 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1836 // Clear the update info. This info will be set the next time the text is updated.
1837 mImpl->mTextUpdateInfo.Clear();
1839 // Restore the actual control's width.
1840 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1842 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1846 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1847 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1850 return layoutSize.height;
1853 int Controller::GetLineCount( float width )
1855 GetHeightForWidth( width );
1856 int numberofLines = mImpl->mModel->GetNumberOfLines();
1857 return numberofLines;
1860 const ModelInterface* const Controller::GetTextModel() const
1862 return mImpl->mModel.Get();
1865 float Controller::GetScrollAmountByUserInput()
1867 float scrollAmount = 0.0f;
1869 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1871 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1872 mImpl->mEventData->mCheckScrollAmount = false;
1874 return scrollAmount;
1877 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
1879 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
1882 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
1883 layoutHeight = layout.height;
1884 scrollPosition = mImpl->mModel->mScrollPosition.y;
1885 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
1889 void Controller::SetHiddenInputOption(const Property::Map& options )
1891 if( NULL == mImpl->mHiddenInput )
1893 mImpl->mHiddenInput = new HiddenText( this );
1895 mImpl->mHiddenInput->SetProperties(options);
1898 void Controller::GetHiddenInputOption(Property::Map& options )
1900 if( NULL != mImpl->mHiddenInput )
1902 mImpl->mHiddenInput->GetProperties(options);
1906 void Controller::SetPlaceholderProperty( const Property::Map& map )
1908 const Property::Map::SizeType count = map.Count();
1910 for( Property::Map::SizeType position = 0; position < count; ++position )
1912 KeyValuePair keyValue = map.GetKeyValue( position );
1913 Property::Key& key = keyValue.first;
1914 Property::Value& value = keyValue.second;
1916 if( key == PLACEHOLDER_TEXT )
1918 std::string text = "";
1920 SetPlaceholderText( text );
1922 else if( key == PLACEHOLDER_COLOR )
1925 value.Get( textColor );
1926 if( GetPlaceholderTextColor() != textColor )
1928 SetPlaceholderTextColor( textColor );
1931 else if( key == PLACEHOLDER_FONT_FAMILY )
1933 std::string fontFamily = "";
1934 value.Get( fontFamily );
1935 SetPlaceholderFontFamily( fontFamily );
1937 else if( key == PLACEHOLDER_FONT_STYLE )
1939 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
1941 else if( key == PLACEHOLDER_POINT_SIZE )
1944 value.Get( pointSize );
1945 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
1947 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
1950 else if( key == PLACEHOLDER_PIXEL_SIZE )
1953 value.Get( pixelSize );
1954 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
1956 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
1962 void Controller::GetPlaceholderProperty( Property::Map& map )
1964 if( NULL != mImpl->mEventData )
1966 map[ PLACEHOLDER_TEXT ] = mImpl->mEventData->mPlaceholderText;
1967 map[ PLACEHOLDER_COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
1968 map[ PLACEHOLDER_FONT_FAMILY ] = GetPlaceholderFontFamily();
1970 Property::Value fontStyleMapGet;
1971 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
1972 map[ PLACEHOLDER_FONT_STYLE ] = fontStyleMapGet;
1974 // Choose font size : POINT_SIZE or PIXEL_SIZE
1975 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
1977 map[ PLACEHOLDER_POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
1981 map[ PLACEHOLDER_PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
1986 // public : Relayout.
1988 Controller::UpdateTextType Controller::Relayout( const Size& size )
1990 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
1992 UpdateTextType updateTextType = NONE_UPDATED;
1994 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
1996 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
1998 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
1999 updateTextType = MODEL_UPDATED;
2002 // Clear the update info. This info will be set the next time the text is updated.
2003 mImpl->mTextUpdateInfo.Clear();
2005 // Not worth to relayout if width or height is equal to zero.
2006 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2008 return updateTextType;
2011 // Whether a new size has been set.
2012 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2016 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2018 // Layout operations that need to be done if the size changes.
2019 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2022 UPDATE_LAYOUT_SIZE |
2024 // Set the update info to relayout the whole text.
2025 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2026 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2028 // Store the size used to layout the text.
2029 mImpl->mModel->mVisualModel->mControlSize = size;
2032 // Whether there are modify events.
2033 if( 0u != mImpl->mModifyEvents.Count() )
2035 // Style operations that need to be done if the text is modified.
2036 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2040 // Make sure the model is up-to-date before layouting.
2041 ProcessModifyEvents();
2042 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2046 updated = DoRelayout( size,
2047 mImpl->mOperationsPending,
2048 layoutSize ) || updated;
2052 updateTextType = MODEL_UPDATED;
2055 // Do not re-do any operation until something changes.
2056 mImpl->mOperationsPending = NO_OPERATION;
2057 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2059 // Whether the text control is editable
2060 const bool isEditable = NULL != mImpl->mEventData;
2062 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2064 if( newSize && isEditable )
2066 offset = mImpl->mModel->mScrollPosition;
2069 if( !isEditable || !IsMultiLineEnabled() )
2071 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2072 CalculateVerticalOffset( size );
2079 // If there is a new size, the scroll position needs to be clamped.
2080 mImpl->ClampHorizontalScroll( layoutSize );
2082 // Update the decorator's positions is needed if there is a new size.
2083 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2086 // Move the cursor, grab handle etc.
2087 if( mImpl->ProcessInputEvents() )
2089 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2093 // Clear the update info. This info will be set the next time the text is updated.
2094 mImpl->mTextUpdateInfo.Clear();
2095 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2097 return updateTextType;
2100 void Controller::RequestRelayout()
2102 mImpl->RequestRelayout();
2105 // public : Input style change signals.
2107 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2109 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2112 void Controller::ProcessInputStyleChangedSignals()
2114 if( NULL == mImpl->mEventData )
2120 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2121 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2125 const InputStyle::Mask mask = *it;
2127 if( NULL != mImpl->mEditableControlInterface )
2129 // Emit the input style changed signal.
2130 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2134 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2137 // public : Text-input Event Queuing.
2139 void Controller::KeyboardFocusGainEvent()
2141 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2143 if( NULL != mImpl->mEventData )
2145 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2146 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2148 mImpl->ChangeState( EventData::EDITING );
2149 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2150 mImpl->mEventData->mUpdateInputStyle = true;
2152 mImpl->NotifyImfMultiLineStatus();
2153 if( mImpl->IsShowingPlaceholderText() )
2155 // Show alternative placeholder-text when editing
2156 ShowPlaceholderText();
2159 mImpl->RequestRelayout();
2163 void Controller::KeyboardFocusLostEvent()
2165 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2167 if( NULL != mImpl->mEventData )
2169 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2171 mImpl->ChangeState( EventData::INACTIVE );
2173 if( !mImpl->IsShowingRealText() )
2175 // Revert to regular placeholder-text when not editing
2176 ShowPlaceholderText();
2180 mImpl->RequestRelayout();
2183 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2185 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2187 bool textChanged = false;
2188 bool relayoutNeeded = false;
2190 if( ( NULL != mImpl->mEventData ) &&
2191 ( keyEvent.state == KeyEvent::Down ) )
2193 int keyCode = keyEvent.keyCode;
2194 const std::string& keyString = keyEvent.keyPressed;
2196 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2198 // Pre-process to separate modifying events from non-modifying input events.
2201 // In some platforms arrive key events with no key code.
2204 else if( Dali::DALI_KEY_ESCAPE == keyCode )
2206 // Escape key is a special case which causes focus loss
2207 KeyboardFocusLostEvent();
2209 // Will request for relayout.
2210 relayoutNeeded = true;
2212 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2213 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2214 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2215 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2217 // If don't have any text, do nothing.
2218 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2223 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2224 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2225 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2226 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2228 // Logic to determine whether this text control will lose focus or not.
2229 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition ) ||
2230 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition) ||
2231 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2232 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2233 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2234 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2239 mImpl->mEventData->mCheckScrollAmount = true;
2240 Event event( Event::CURSOR_KEY_EVENT );
2241 event.p1.mInt = keyCode;
2242 mImpl->mEventData->mEventQueue.push_back( event );
2244 // Will request for relayout.
2245 relayoutNeeded = true;
2247 else if( Dali::DALI_KEY_BACKSPACE == keyCode )
2249 textChanged = BackspaceKeyEvent();
2251 // Will request for relayout.
2252 relayoutNeeded = true;
2254 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2255 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2256 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2258 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2259 mImpl->ChangeState( EventData::INACTIVE );
2261 // Will request for relayout.
2262 relayoutNeeded = true;
2264 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2266 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2268 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2269 // and a character is typed after the type of a upper case latin character.
2273 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2275 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2280 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2282 // IMF manager is no longer handling key-events
2283 mImpl->ClearPreEditFlag();
2285 InsertText( keyString, COMMIT );
2288 // Will request for relayout.
2289 relayoutNeeded = true;
2292 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2293 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2295 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2296 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2297 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2299 // Should not change the state if the key is the shift send by the imf manager.
2300 // Otherwise, when the state is SELECTING the text controller can't send the right
2301 // surrounding info to the imf.
2302 mImpl->ChangeState( EventData::EDITING );
2304 // Will request for relayout.
2305 relayoutNeeded = true;
2308 if( relayoutNeeded )
2310 mImpl->RequestRelayout();
2315 ( NULL != mImpl->mEditableControlInterface ) )
2317 // Do this last since it provides callbacks into application code
2318 mImpl->mEditableControlInterface->TextChanged();
2324 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2326 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2328 if( NULL != mImpl->mEventData )
2330 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2331 EventData::State state( mImpl->mEventData->mState );
2332 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2334 if( mImpl->IsClipboardVisible() )
2336 if( EventData::INACTIVE == state || EventData::EDITING == state)
2338 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2340 relayoutNeeded = true;
2342 else if( 1u == tapCount )
2344 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2346 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2349 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2351 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2352 relayoutNeeded = true;
2356 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2358 // Hide placeholder text
2362 if( EventData::INACTIVE == state )
2364 mImpl->ChangeState( EventData::EDITING );
2366 else if( !mImpl->IsClipboardEmpty() )
2368 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2370 relayoutNeeded = true;
2373 else if( 2u == tapCount )
2375 if( mImpl->mEventData->mSelectionEnabled &&
2376 mImpl->IsShowingRealText() )
2378 relayoutNeeded = true;
2379 mImpl->mEventData->mIsLeftHandleSelected = true;
2380 mImpl->mEventData->mIsRightHandleSelected = true;
2384 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2385 if( relayoutNeeded )
2387 Event event( Event::TAP_EVENT );
2388 event.p1.mUint = tapCount;
2389 event.p2.mFloat = x;
2390 event.p3.mFloat = y;
2391 mImpl->mEventData->mEventQueue.push_back( event );
2393 mImpl->RequestRelayout();
2397 // Reset keyboard as tap event has occurred.
2398 mImpl->ResetImfManager();
2401 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2403 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2405 if( NULL != mImpl->mEventData )
2407 Event event( Event::PAN_EVENT );
2408 event.p1.mInt = state;
2409 event.p2.mFloat = displacement.x;
2410 event.p3.mFloat = displacement.y;
2411 mImpl->mEventData->mEventQueue.push_back( event );
2413 mImpl->RequestRelayout();
2417 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2419 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2421 if( ( state == Gesture::Started ) &&
2422 ( NULL != mImpl->mEventData ) )
2424 // The 1st long-press on inactive text-field is treated as tap
2425 if( EventData::INACTIVE == mImpl->mEventData->mState )
2427 mImpl->ChangeState( EventData::EDITING );
2429 Event event( Event::TAP_EVENT );
2431 event.p2.mFloat = x;
2432 event.p3.mFloat = y;
2433 mImpl->mEventData->mEventQueue.push_back( event );
2435 mImpl->RequestRelayout();
2437 else if( !mImpl->IsShowingRealText() )
2439 Event event( Event::LONG_PRESS_EVENT );
2440 event.p1.mInt = state;
2441 event.p2.mFloat = x;
2442 event.p3.mFloat = y;
2443 mImpl->mEventData->mEventQueue.push_back( event );
2444 mImpl->RequestRelayout();
2446 else if( !mImpl->IsClipboardVisible() )
2448 // Reset the imf manager to commit the pre-edit before selecting the text.
2449 mImpl->ResetImfManager();
2451 Event event( Event::LONG_PRESS_EVENT );
2452 event.p1.mInt = state;
2453 event.p2.mFloat = x;
2454 event.p3.mFloat = y;
2455 mImpl->mEventData->mEventQueue.push_back( event );
2456 mImpl->RequestRelayout();
2458 mImpl->mEventData->mIsLeftHandleSelected = true;
2459 mImpl->mEventData->mIsRightHandleSelected = true;
2464 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2466 // Whether the text needs to be relaid-out.
2467 bool requestRelayout = false;
2469 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2470 bool retrieveText = false;
2471 bool retrieveCursor = false;
2473 switch( imfEvent.eventName )
2475 case ImfManager::COMMIT:
2477 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2478 requestRelayout = true;
2479 retrieveCursor = true;
2482 case ImfManager::PREEDIT:
2484 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2485 requestRelayout = true;
2486 retrieveCursor = true;
2489 case ImfManager::DELETESURROUNDING:
2491 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2492 imfEvent.numberOfChars,
2493 DONT_UPDATE_INPUT_STYLE );
2497 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2498 !mImpl->IsPlaceholderAvailable() )
2500 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2504 ShowPlaceholderText();
2506 mImpl->mEventData->mUpdateCursorPosition = true;
2507 mImpl->mEventData->mScrollAfterDelete = true;
2509 requestRelayout = true;
2513 case ImfManager::GETSURROUNDING:
2515 retrieveText = true;
2516 retrieveCursor = true;
2519 case ImfManager::PRIVATECOMMAND:
2521 // PRIVATECOMMAND event is just for getting the private command message
2522 retrieveText = true;
2523 retrieveCursor = true;
2526 case ImfManager::VOID:
2533 if( requestRelayout )
2535 mImpl->mOperationsPending = ALL_OPERATIONS;
2536 mImpl->RequestRelayout();
2540 CharacterIndex cursorPosition = 0u;
2541 Length numberOfWhiteSpaces = 0u;
2543 if( retrieveCursor )
2545 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2547 cursorPosition = mImpl->GetLogicalCursorPosition();
2549 if( cursorPosition < numberOfWhiteSpaces )
2551 cursorPosition = 0u;
2555 cursorPosition -= numberOfWhiteSpaces;
2561 mImpl->GetText( numberOfWhiteSpaces, text );
2564 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2566 if( requestRelayout &&
2567 ( NULL != mImpl->mEditableControlInterface ) )
2569 // Do this last since it provides callbacks into application code
2570 mImpl->mEditableControlInterface->TextChanged();
2573 return callbackData;
2576 void Controller::PasteClipboardItemEvent()
2578 // Retrieve the clipboard contents first
2579 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2580 std::string stringToPaste( notifier.GetContent() );
2582 // Commit the current pre-edit text; the contents of the clipboard should be appended
2583 mImpl->ResetImfManager();
2585 // Temporary disable hiding clipboard
2586 mImpl->SetClipboardHideEnable( false );
2589 PasteText( stringToPaste );
2591 mImpl->SetClipboardHideEnable( true );
2594 // protected : Inherit from Text::Decorator::ControllerInterface.
2596 void Controller::GetTargetSize( Vector2& targetSize )
2598 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2601 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2603 if( NULL != mImpl->mEditableControlInterface )
2605 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2609 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2611 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2613 if( NULL != mImpl->mEventData )
2615 switch( handleType )
2619 Event event( Event::GRAB_HANDLE_EVENT );
2620 event.p1.mUint = state;
2621 event.p2.mFloat = x;
2622 event.p3.mFloat = y;
2624 mImpl->mEventData->mEventQueue.push_back( event );
2627 case LEFT_SELECTION_HANDLE:
2629 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2630 event.p1.mUint = state;
2631 event.p2.mFloat = x;
2632 event.p3.mFloat = y;
2634 mImpl->mEventData->mEventQueue.push_back( event );
2637 case RIGHT_SELECTION_HANDLE:
2639 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2640 event.p1.mUint = state;
2641 event.p2.mFloat = x;
2642 event.p3.mFloat = y;
2644 mImpl->mEventData->mEventQueue.push_back( event );
2647 case LEFT_SELECTION_HANDLE_MARKER:
2648 case RIGHT_SELECTION_HANDLE_MARKER:
2650 // Markers do not move the handles.
2653 case HANDLE_TYPE_COUNT:
2655 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2659 mImpl->RequestRelayout();
2663 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2665 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2667 if( NULL == mImpl->mEventData )
2674 case Toolkit::TextSelectionPopup::CUT:
2676 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2677 mImpl->mOperationsPending = ALL_OPERATIONS;
2679 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2680 !mImpl->IsPlaceholderAvailable() )
2682 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2686 ShowPlaceholderText();
2689 mImpl->mEventData->mUpdateCursorPosition = true;
2690 mImpl->mEventData->mScrollAfterDelete = true;
2692 mImpl->RequestRelayout();
2694 if( NULL != mImpl->mEditableControlInterface )
2696 mImpl->mEditableControlInterface->TextChanged();
2700 case Toolkit::TextSelectionPopup::COPY:
2702 mImpl->SendSelectionToClipboard( false ); // Text not modified
2704 mImpl->mEventData->mUpdateCursorPosition = true;
2706 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2709 case Toolkit::TextSelectionPopup::PASTE:
2711 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2714 case Toolkit::TextSelectionPopup::SELECT:
2716 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2718 if( mImpl->mEventData->mSelectionEnabled )
2720 // Creates a SELECT event.
2721 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2725 case Toolkit::TextSelectionPopup::SELECT_ALL:
2727 // Creates a SELECT_ALL event
2728 SelectEvent( 0.f, 0.f, true );
2731 case Toolkit::TextSelectionPopup::CLIPBOARD:
2733 mImpl->ShowClipboard();
2736 case Toolkit::TextSelectionPopup::NONE:
2744 void Controller::DisplayTimeExpired()
2746 mImpl->mEventData->mUpdateCursorPosition = true;
2747 // Apply modifications to the model
2748 mImpl->mOperationsPending = ALL_OPERATIONS;
2750 mImpl->RequestRelayout();
2753 // private : Update.
2755 void Controller::InsertText( const std::string& text, Controller::InsertType type )
2757 bool removedPrevious = false;
2758 bool removedSelected = false;
2759 bool maxLengthReached = false;
2761 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
2763 if( NULL == mImpl->mEventData )
2768 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
2769 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
2770 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
2772 // TODO: At the moment the underline runs are only for pre-edit.
2773 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
2775 // Remove the previous IMF pre-edit.
2776 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
2778 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
2779 mImpl->mEventData->mPreEditLength,
2780 DONT_UPDATE_INPUT_STYLE );
2782 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
2783 mImpl->mEventData->mPreEditLength = 0u;
2787 // Remove the previous Selection.
2788 removedSelected = RemoveSelectedText();
2792 Vector<Character> utf32Characters;
2793 Length characterCount = 0u;
2797 // Convert text into UTF-32
2798 utf32Characters.Resize( text.size() );
2800 // This is a bit horrible but std::string returns a (signed) char*
2801 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
2803 // Transform a text array encoded in utf8 into an array encoded in utf32.
2804 // It returns the actual number of characters.
2805 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
2806 utf32Characters.Resize( characterCount );
2808 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
2809 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
2812 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
2814 // The placeholder text is no longer needed
2815 if( mImpl->IsShowingPlaceholderText() )
2820 mImpl->ChangeState( EventData::EDITING );
2822 // Handle the IMF (predicitive text) state changes
2823 if( COMMIT == type )
2825 // IMF manager is no longer handling key-events
2826 mImpl->ClearPreEditFlag();
2830 if( !mImpl->mEventData->mPreEditFlag )
2832 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
2834 // Record the start of the pre-edit text
2835 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
2838 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
2839 mImpl->mEventData->mPreEditFlag = true;
2841 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
2844 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
2846 // Restrict new text to fit within Maximum characters setting.
2847 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
2848 maxLengthReached = ( characterCount > maxSizeOfNewText );
2850 // The cursor position.
2851 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
2853 // Update the text's style.
2855 // Updates the text style runs by adding characters.
2856 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
2858 // Get the character index from the cursor index.
2859 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
2861 // Retrieve the text's style for the given index.
2863 mImpl->RetrieveDefaultInputStyle( style );
2864 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
2866 // Whether to add a new text color run.
2867 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
2869 // Whether to add a new font run.
2870 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
2871 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
2872 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
2873 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
2874 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
2879 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
2880 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
2882 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
2883 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
2884 colorRun.characterRun.characterIndex = cursorIndex;
2885 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
2888 if( addFontNameRun ||
2894 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
2895 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
2897 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
2899 if( addFontNameRun )
2901 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
2902 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
2903 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
2904 fontDescriptionRun.familyDefined = true;
2906 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
2909 if( addFontWeightRun )
2911 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
2912 fontDescriptionRun.weightDefined = true;
2915 if( addFontWidthRun )
2917 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
2918 fontDescriptionRun.widthDefined = true;
2921 if( addFontSlantRun )
2923 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
2924 fontDescriptionRun.slantDefined = true;
2927 if( addFontSizeRun )
2929 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
2930 fontDescriptionRun.sizeDefined = true;
2933 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
2934 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
2937 // Insert at current cursor position.
2938 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
2940 if( cursorIndex < numberOfCharactersInModel )
2942 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
2946 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
2949 // Mark the first paragraph to be updated.
2950 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
2951 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
2953 // Update the cursor index.
2954 cursorIndex += maxSizeOfNewText;
2956 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 );
2959 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
2960 mImpl->IsPlaceholderAvailable() )
2962 // Show place-holder if empty after removing the pre-edit text
2963 ShowPlaceholderText();
2964 mImpl->mEventData->mUpdateCursorPosition = true;
2965 mImpl->ClearPreEditFlag();
2967 else if( removedPrevious ||
2969 ( 0 != utf32Characters.Count() ) )
2971 // Queue an inserted event
2972 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
2974 mImpl->mEventData->mUpdateCursorPosition = true;
2975 if( removedSelected )
2977 mImpl->mEventData->mScrollAfterDelete = true;
2981 mImpl->mEventData->mScrollAfterUpdatePosition = true;
2985 if( maxLengthReached )
2987 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
2989 mImpl->ResetImfManager();
2991 if( NULL != mImpl->mEditableControlInterface )
2993 // Do this last since it provides callbacks into application code
2994 mImpl->mEditableControlInterface->MaxLengthReached();
2999 void Controller::PasteText( const std::string& stringToPaste )
3001 InsertText( stringToPaste, Text::Controller::COMMIT );
3002 mImpl->ChangeState( EventData::EDITING );
3003 mImpl->RequestRelayout();
3005 if( NULL != mImpl->mEditableControlInterface )
3007 // Do this last since it provides callbacks into application code
3008 mImpl->mEditableControlInterface->TextChanged();
3012 bool Controller::RemoveText( int cursorOffset,
3013 int numberOfCharacters,
3014 UpdateInputStyleType type )
3016 bool removed = false;
3018 if( NULL == mImpl->mEventData )
3023 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3024 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3026 if( !mImpl->IsShowingPlaceholderText() )
3028 // Delete at current cursor position
3029 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3030 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3032 CharacterIndex cursorIndex = 0;
3034 // Validate the cursor position & number of characters
3035 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3037 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3040 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3042 numberOfCharacters = currentText.Count() - cursorIndex;
3045 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.
3046 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3048 // Mark the paragraphs to be updated.
3049 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3050 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3052 // Update the input style and remove the text's style before removing the text.
3054 if( UPDATE_INPUT_STYLE == type )
3056 // Keep a copy of the current input style.
3057 InputStyle currentInputStyle;
3058 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3060 // Set first the default input style.
3061 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3063 // Update the input style.
3064 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3066 // Compare if the input style has changed.
3067 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3069 if( hasInputStyleChanged )
3071 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3072 // Queue the input style changed signal.
3073 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3077 // Updates the text style runs by removing characters. Runs with no characters are removed.
3078 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3080 // Remove the characters.
3081 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3082 Vector<Character>::Iterator last = first + numberOfCharacters;
3084 currentText.Erase( first, last );
3086 // Cursor position retreat
3087 oldCursorIndex = cursorIndex;
3089 mImpl->mEventData->mScrollAfterDelete = true;
3091 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3099 bool Controller::RemoveSelectedText()
3101 bool textRemoved( false );
3103 if( EventData::SELECTING == mImpl->mEventData->mState )
3105 std::string removedString;
3106 mImpl->RetrieveSelection( removedString, true );
3108 if( !removedString.empty() )
3111 mImpl->ChangeState( EventData::EDITING );
3118 // private : Relayout.
3120 bool Controller::DoRelayout( const Size& size,
3121 OperationsMask operationsRequired,
3124 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3125 bool viewUpdated( false );
3127 // Calculate the operations to be done.
3128 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3130 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3131 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3133 // Get the current layout size.
3134 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3136 if( NO_OPERATION != ( LAYOUT & operations ) )
3138 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3140 // Some vectors with data needed to layout and reorder may be void
3141 // after the first time the text has been laid out.
3142 // Fill the vectors again.
3144 // Calculate the number of glyphs to layout.
3145 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3146 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3147 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3148 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3150 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3151 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3152 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3153 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3155 if( 0u == totalNumberOfGlyphs )
3157 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3159 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3162 // Nothing else to do if there is no glyphs.
3163 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3167 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3168 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3169 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3170 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3171 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3172 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3173 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3175 // Set the layout parameters.
3176 Layout::Parameters layoutParameters( size,
3178 lineBreakInfo.Begin(),
3179 wordBreakInfo.Begin(),
3180 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3182 glyphsToCharactersMap.Begin(),
3183 charactersPerGlyph.Begin(),
3184 charactersToGlyphBuffer,
3185 glyphsPerCharacterBuffer,
3186 totalNumberOfGlyphs,
3187 mImpl->mModel->mHorizontalAlignment );
3189 // Resize the vector of positions to have the same size than the vector of glyphs.
3190 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3191 glyphPositions.Resize( totalNumberOfGlyphs );
3193 // Whether the last character is a new paragraph character.
3194 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3195 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3197 // The initial glyph and the number of glyphs to layout.
3198 layoutParameters.startGlyphIndex = startGlyphIndex;
3199 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3200 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3201 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3203 // Update the visual model.
3205 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3207 mImpl->mModel->mVisualModel->mLines,
3209 mImpl->mModel->mElideEnabled );
3211 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3215 layoutSize = newLayoutSize;
3217 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3219 mImpl->mAutoScrollDirectionRTL = false;
3222 // Reorder the lines
3223 if( NO_OPERATION != ( REORDER & operations ) )
3225 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3226 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3228 // Check first if there are paragraphs with bidirectional info.
3229 if( 0u != bidirectionalInfo.Count() )
3232 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3234 // Reorder the lines.
3235 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3236 ReorderLines( bidirectionalInfo,
3238 requestedNumberOfCharacters,
3239 mImpl->mModel->mVisualModel->mLines,
3240 bidirectionalLineInfo );
3242 // Set the bidirectional info per line into the layout parameters.
3243 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3244 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3246 // Re-layout the text. Reorder those lines with right to left characters.
3247 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3249 requestedNumberOfCharacters,
3252 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3254 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3257 mImpl->mAutoScrollDirectionRTL = firstline->direction;
3263 // Sets the layout size.
3264 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3266 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3271 if( NO_OPERATION != ( ALIGN & operations ) )
3273 // The laid-out lines.
3274 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3276 // Need to align with the control's size as the text may contain lines
3277 // starting either with left to right text or right to left.
3278 mImpl->mLayoutEngine.Align( size,
3280 requestedNumberOfCharacters,
3281 mImpl->mModel->mHorizontalAlignment,
3283 mImpl->mModel->mAlignmentOffset );
3287 #if defined(DEBUG_ENABLED)
3288 std::string currentText;
3289 GetText( currentText );
3290 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
3292 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3296 void Controller::CalculateVerticalOffset( const Size& controlSize )
3298 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3300 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3302 // Get the line height of the default font.
3303 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3306 switch( mImpl->mModel->mVerticalAlignment )
3308 case Layout::VERTICAL_ALIGN_TOP:
3310 mImpl->mModel->mScrollPosition.y = 0.f;
3313 case Layout::VERTICAL_ALIGN_CENTER:
3315 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3318 case Layout::VERTICAL_ALIGN_BOTTOM:
3320 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3326 // private : Events.
3328 void Controller::ProcessModifyEvents()
3330 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3332 if( 0u == events.Count() )
3338 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3339 endIt = events.End();
3343 const ModifyEvent& event = *it;
3345 if( ModifyEvent::TEXT_REPLACED == event.type )
3347 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3348 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3350 TextReplacedEvent();
3352 else if( ModifyEvent::TEXT_INSERTED == event.type )
3354 TextInsertedEvent();
3356 else if( ModifyEvent::TEXT_DELETED == event.type )
3358 // Placeholder-text cannot be deleted
3359 if( !mImpl->IsShowingPlaceholderText() )
3366 if( NULL != mImpl->mEventData )
3368 // When the text is being modified, delay cursor blinking
3369 mImpl->mEventData->mDecorator->DelayCursorBlink();
3372 // Discard temporary text
3376 void Controller::TextReplacedEvent()
3378 // The natural size needs to be re-calculated.
3379 mImpl->mRecalculateNaturalSize = true;
3381 // Apply modifications to the model
3382 mImpl->mOperationsPending = ALL_OPERATIONS;
3385 void Controller::TextInsertedEvent()
3387 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3389 if( NULL == mImpl->mEventData )
3394 mImpl->mEventData->mCheckScrollAmount = true;
3396 // The natural size needs to be re-calculated.
3397 mImpl->mRecalculateNaturalSize = true;
3399 // Apply modifications to the model; TODO - Optimize this
3400 mImpl->mOperationsPending = ALL_OPERATIONS;
3403 void Controller::TextDeletedEvent()
3405 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3407 if( NULL == mImpl->mEventData )
3412 mImpl->mEventData->mCheckScrollAmount = true;
3414 // The natural size needs to be re-calculated.
3415 mImpl->mRecalculateNaturalSize = true;
3417 // Apply modifications to the model; TODO - Optimize this
3418 mImpl->mOperationsPending = ALL_OPERATIONS;
3421 void Controller::SelectEvent( float x, float y, bool selectAll )
3423 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3425 if( NULL != mImpl->mEventData )
3429 Event event( Event::SELECT_ALL );
3430 mImpl->mEventData->mEventQueue.push_back( event );
3434 Event event( Event::SELECT );
3435 event.p2.mFloat = x;
3436 event.p3.mFloat = y;
3437 mImpl->mEventData->mEventQueue.push_back( event );
3440 mImpl->mEventData->mCheckScrollAmount = true;
3441 mImpl->mEventData->mIsLeftHandleSelected = true;
3442 mImpl->mEventData->mIsRightHandleSelected = true;
3443 mImpl->RequestRelayout();
3447 bool Controller::BackspaceKeyEvent()
3449 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p DALI_KEY_BACKSPACE\n", this );
3451 bool removed = false;
3453 if( NULL == mImpl->mEventData )
3458 // IMF manager is no longer handling key-events
3459 mImpl->ClearPreEditFlag();
3461 if( EventData::SELECTING == mImpl->mEventData->mState )
3463 removed = RemoveSelectedText();
3465 else if( mImpl->mEventData->mPrimaryCursorPosition > 0 )
3467 // Remove the character before the current cursor position
3468 removed = RemoveText( -1,
3470 UPDATE_INPUT_STYLE );
3475 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3476 !mImpl->IsPlaceholderAvailable() )
3478 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3482 ShowPlaceholderText();
3484 mImpl->mEventData->mUpdateCursorPosition = true;
3485 mImpl->mEventData->mScrollAfterDelete = true;
3491 // private : Helpers.
3493 void Controller::ResetText()
3496 mImpl->mModel->mLogicalModel->mText.Clear();
3498 // We have cleared everything including the placeholder-text
3499 mImpl->PlaceholderCleared();
3501 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3502 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3503 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3505 // Clear any previous text.
3506 mImpl->mTextUpdateInfo.mClearAll = true;
3508 // The natural size needs to be re-calculated.
3509 mImpl->mRecalculateNaturalSize = true;
3511 // Apply modifications to the model
3512 mImpl->mOperationsPending = ALL_OPERATIONS;
3515 void Controller::ShowPlaceholderText()
3517 if( mImpl->IsPlaceholderAvailable() )
3519 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3521 if( NULL == mImpl->mEventData )
3526 mImpl->mEventData->mIsShowingPlaceholderText = true;
3528 // Disable handles when showing place-holder text
3529 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3530 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3531 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3533 const char* text( NULL );
3536 if( !mImpl->mEventData->mPlaceholderTextActive.empty() || !mImpl->mEventData->mPlaceholderTextInactive.empty() )
3538 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3539 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3541 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3542 size = mImpl->mEventData->mPlaceholderTextActive.size();
3546 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3547 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3552 if( 0u != mImpl->mEventData->mPlaceholderText.c_str() )
3554 text = mImpl->mEventData->mPlaceholderText.c_str();
3555 size = mImpl->mEventData->mPlaceholderText.size();
3559 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3560 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3562 // Reset model for showing placeholder.
3563 mImpl->mModel->mLogicalModel->mText.Clear();
3564 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3566 // Convert text into UTF-32
3567 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3568 utf32Characters.Resize( size );
3570 // This is a bit horrible but std::string returns a (signed) char*
3571 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3573 // Transform a text array encoded in utf8 into an array encoded in utf32.
3574 // It returns the actual number of characters.
3575 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3576 utf32Characters.Resize( characterCount );
3578 // The characters to be added.
3579 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3581 // Reset the cursor position
3582 mImpl->mEventData->mPrimaryCursorPosition = 0;
3584 // The natural size needs to be re-calculated.
3585 mImpl->mRecalculateNaturalSize = true;
3587 // Apply modifications to the model
3588 mImpl->mOperationsPending = ALL_OPERATIONS;
3590 // Update the rest of the model during size negotiation
3591 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3595 void Controller::ClearFontData()
3597 if( mImpl->mFontDefaults )
3599 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3602 // Set flags to update the model.
3603 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3604 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3605 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3607 mImpl->mTextUpdateInfo.mClearAll = true;
3608 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3609 mImpl->mRecalculateNaturalSize = true;
3611 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3616 UPDATE_LAYOUT_SIZE |
3621 void Controller::ClearStyleData()
3623 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3624 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3627 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3629 // Reset the cursor position
3630 if( NULL != mImpl->mEventData )
3632 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3634 // Update the cursor if it's in editing mode.
3635 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3637 mImpl->mEventData->mUpdateCursorPosition = true;
3642 void Controller::ResetScrollPosition()
3644 if( NULL != mImpl->mEventData )
3646 // Reset the scroll position.
3647 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3648 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3652 // private : Private contructors & copy operator.
3654 Controller::Controller()
3657 mImpl = new Controller::Impl( NULL, NULL );
3660 Controller::Controller( ControlInterface* controlInterface )
3662 mImpl = new Controller::Impl( controlInterface, NULL );
3665 Controller::Controller( ControlInterface* controlInterface,
3666 EditableControlInterface* editableControlInterface )
3668 mImpl = new Controller::Impl( controlInterface,
3669 editableControlInterface );
3672 // The copy constructor and operator are left unimplemented.
3674 // protected : Destructor.
3676 Controller::~Controller()
3683 } // namespace Toolkit