2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
24 #include <dali/public-api/adaptor-framework/key.h>
25 #include <dali/integration-api/debug.h>
26 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
27 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <dali/devel-api/adaptor-framework/key-devel.h>
31 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
32 #include <dali-toolkit/internal/text/bidirectional-support.h>
33 #include <dali-toolkit/internal/text/character-set-conversion.h>
34 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
35 #include <dali-toolkit/internal/text/markup-processor.h>
36 #include <dali-toolkit/internal/text/multi-language-support.h>
37 #include <dali-toolkit/internal/text/text-controller-impl.h>
38 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #include <dali-toolkit/internal/text/text-font-style.h>
44 #if defined(DEBUG_ENABLED)
45 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
48 const int MAX_NUMBER_OF_CHARACTERS = 200000;
50 const float MAX_FLOAT = std::numeric_limits<float>::max();
52 const std::string EMPTY_STRING("");
54 const std::string KEY_C_NAME = "c";
55 const std::string KEY_V_NAME = "v";
56 const std::string KEY_X_NAME = "x";
58 const char * const PLACEHOLDER_TEXT = "text";
59 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
60 const char * const PLACEHOLDER_COLOR = "color";
61 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
62 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
63 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
64 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
65 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
67 float ConvertToEven( float value )
69 int intValue(static_cast<int>( value ));
70 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
85 * @brief Adds a new font description run for the selected text.
87 * The new font parameters are added after the call to this method.
89 * @param[in] eventData The event data pointer.
90 * @param[in] logicalModel The logical model where to add the new font description run.
91 * @param[out] startOfSelectedText Index to the first selected character.
92 * @param[out] lengthOfSelectedText Number of selected characters.
94 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
95 LogicalModelPtr logicalModel,
96 CharacterIndex& startOfSelectedText,
97 Length& lengthOfSelectedText )
99 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
101 // Get start and end position of selection
102 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
103 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
106 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
107 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
109 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
111 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
112 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
114 // Recalculate the selection highlight as the metrics may have changed.
115 eventData->mUpdateLeftSelectionPosition = true;
116 eventData->mUpdateRightSelectionPosition = true;
117 eventData->mUpdateHighlightBox = true;
119 return fontDescriptionRun;
122 // public : Constructor.
124 ControllerPtr Controller::New()
126 return ControllerPtr( new Controller() );
129 ControllerPtr Controller::New( ControlInterface* controlInterface )
131 return ControllerPtr( new Controller( controlInterface ) );
134 ControllerPtr Controller::New( ControlInterface* controlInterface,
135 EditableControlInterface* editableControlInterface )
137 return ControllerPtr( new Controller( controlInterface,
138 editableControlInterface ) );
141 // public : Configure the text controller.
143 void Controller::EnableTextInput( DecoratorPtr decorator )
147 delete mImpl->mEventData;
148 mImpl->mEventData = NULL;
150 // Nothing else to do.
154 if( NULL == mImpl->mEventData )
156 mImpl->mEventData = new EventData( decorator );
160 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
162 // Metrics for bitmap & vector based glyphs are different
163 mImpl->mMetrics->SetGlyphType( glyphType );
165 // Clear the font-specific data
168 mImpl->RequestRelayout();
171 void Controller::SetMarkupProcessorEnabled( bool enable )
173 mImpl->mMarkupProcessorEnabled = enable;
176 //If Text was already set, call the SetText again for enabling markup
183 bool Controller::IsMarkupProcessorEnabled() const
185 return mImpl->mMarkupProcessorEnabled;
188 void Controller::SetAutoScrollEnabled( bool enable )
190 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 );
192 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
196 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
197 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
207 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
208 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
215 mImpl->mIsAutoScrollEnabled = enable;
216 mImpl->RequestRelayout();
220 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
221 mImpl->mIsAutoScrollEnabled = false;
225 bool Controller::IsAutoScrollEnabled() const
227 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
229 return mImpl->mIsAutoScrollEnabled;
232 CharacterDirection Controller::GetAutoScrollDirection() const
234 return mImpl->mIsTextDirectionRTL;
237 float Controller::GetAutoScrollLineAlignment() const
241 if( mImpl->mModel->mVisualModel &&
242 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
244 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
250 void Controller::SetHorizontalScrollEnabled( bool enable )
252 if( ( NULL != mImpl->mEventData ) &&
253 mImpl->mEventData->mDecorator )
255 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
258 bool Controller::IsHorizontalScrollEnabled() const
260 if( ( NULL != mImpl->mEventData ) &&
261 mImpl->mEventData->mDecorator )
263 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
269 void Controller::SetVerticalScrollEnabled( bool enable )
271 if( ( NULL != mImpl->mEventData ) &&
272 mImpl->mEventData->mDecorator )
274 if( mImpl->mEventData->mDecorator )
276 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
281 bool Controller::IsVerticalScrollEnabled() const
283 if( ( NULL != mImpl->mEventData ) &&
284 mImpl->mEventData->mDecorator )
286 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
292 void Controller::SetSmoothHandlePanEnabled( bool enable )
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
301 bool Controller::IsSmoothHandlePanEnabled() const
303 if( ( NULL != mImpl->mEventData ) &&
304 mImpl->mEventData->mDecorator )
306 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
312 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
314 mImpl->mMaximumNumberOfCharacters = maxCharacters;
317 int Controller::GetMaximumNumberOfCharacters()
319 return mImpl->mMaximumNumberOfCharacters;
322 void Controller::SetEnableCursorBlink( bool enable )
324 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
326 if( NULL != mImpl->mEventData )
328 mImpl->mEventData->mCursorBlinkEnabled = enable;
331 mImpl->mEventData->mDecorator )
333 mImpl->mEventData->mDecorator->StopCursorBlink();
338 bool Controller::GetEnableCursorBlink() const
340 if( NULL != mImpl->mEventData )
342 return mImpl->mEventData->mCursorBlinkEnabled;
348 void Controller::SetMultiLineEnabled( bool enable )
350 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
352 if( layout != mImpl->mLayoutEngine.GetLayout() )
354 // Set the layout type.
355 mImpl->mLayoutEngine.SetLayout( layout );
357 // Set the flags to redo the layout operations
358 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
363 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
364 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
366 mImpl->RequestRelayout();
370 bool Controller::IsMultiLineEnabled() const
372 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
375 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
377 if( alignment != mImpl->mModel->mHorizontalAlignment )
379 // Set the alignment.
380 mImpl->mModel->mHorizontalAlignment = alignment;
382 // Set the flag to redo the alignment operation.
383 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
385 mImpl->RequestRelayout();
389 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
391 return mImpl->mModel->mHorizontalAlignment;
394 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
396 if( alignment != mImpl->mModel->mVerticalAlignment )
398 // Set the alignment.
399 mImpl->mModel->mVerticalAlignment = alignment;
401 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
403 mImpl->RequestRelayout();
407 VerticalAlignment::Type Controller::GetVerticalAlignment() const
409 return mImpl->mModel->mVerticalAlignment;
412 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
414 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
416 // Set the text wrap mode.
417 mImpl->mModel->mLineWrapMode = lineWrapMode;
420 // Update Text layout for applying wrap mode
421 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
426 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
427 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
428 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
431 mImpl->RequestRelayout();
435 Text::LineWrap::Mode Controller::GetLineWrapMode() const
437 return mImpl->mModel->mLineWrapMode;
440 void Controller::SetTextElideEnabled( bool enabled )
442 mImpl->mModel->mElideEnabled = enabled;
445 bool Controller::IsTextElideEnabled() const
447 return mImpl->mModel->mElideEnabled;
450 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
452 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
453 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
455 // Update placeholder if there is no text
456 if( mImpl->IsShowingPlaceholderText() ||
457 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
459 ShowPlaceholderText();
463 bool Controller::IsPlaceholderTextElideEnabled() const
465 return mImpl->mEventData->mIsPlaceholderElideEnabled;
468 void Controller::SetSelectionEnabled( bool enabled )
470 mImpl->mEventData->mSelectionEnabled = enabled;
473 bool Controller::IsSelectionEnabled() const
475 return mImpl->mEventData->mSelectionEnabled;
478 void Controller::SetShiftSelectionEnabled( bool enabled )
480 mImpl->mEventData->mShiftSelectionFlag = enabled;
483 bool Controller::IsShiftSelectionEnabled() const
485 return mImpl->mEventData->mShiftSelectionFlag;
490 void Controller::SetText( const std::string& text )
492 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
494 // Reset keyboard as text changed
495 mImpl->ResetImfManager();
497 // Remove the previously set text and style.
503 CharacterIndex lastCursorIndex = 0u;
505 if( NULL != mImpl->mEventData )
507 // If popup shown then hide it by switching to Editing state
508 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
509 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
510 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
511 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
513 mImpl->ChangeState( EventData::EDITING );
519 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
521 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
522 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
524 Length textSize = 0u;
525 const uint8_t* utf8 = NULL;
526 if( mImpl->mMarkupProcessorEnabled )
528 ProcessMarkupString( text, markupProcessData );
529 textSize = markupProcessData.markupProcessedText.size();
531 // This is a bit horrible but std::string returns a (signed) char*
532 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
536 textSize = text.size();
538 // This is a bit horrible but std::string returns a (signed) char*
539 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
542 // Convert text into UTF-32
543 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
544 utf32Characters.Resize( textSize );
546 // Transform a text array encoded in utf8 into an array encoded in utf32.
547 // It returns the actual number of characters.
548 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
549 utf32Characters.Resize( characterCount );
551 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
552 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
554 // The characters to be added.
555 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
557 // To reset the cursor position
558 lastCursorIndex = characterCount;
560 // Update the rest of the model during size negotiation
561 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
563 // The natural size needs to be re-calculated.
564 mImpl->mRecalculateNaturalSize = true;
566 // The text direction needs to be updated.
567 mImpl->mUpdateTextDirection = true;
569 // Apply modifications to the model
570 mImpl->mOperationsPending = ALL_OPERATIONS;
574 ShowPlaceholderText();
577 // Resets the cursor position.
578 ResetCursorPosition( lastCursorIndex );
580 // Scrolls the text to make the cursor visible.
581 ResetScrollPosition();
583 mImpl->RequestRelayout();
585 if( NULL != mImpl->mEventData )
587 // Cancel previously queued events
588 mImpl->mEventData->mEventQueue.clear();
591 // Do this last since it provides callbacks into application code.
592 if( NULL != mImpl->mEditableControlInterface )
594 mImpl->mEditableControlInterface->TextChanged();
598 void Controller::GetText( std::string& text ) const
600 if( !mImpl->IsShowingPlaceholderText() )
602 // Retrieves the text string.
603 mImpl->GetText( 0u, text );
607 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
611 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
613 if( NULL != mImpl->mEventData )
615 if( PLACEHOLDER_TYPE_INACTIVE == type )
617 mImpl->mEventData->mPlaceholderTextInactive = text;
621 mImpl->mEventData->mPlaceholderTextActive = text;
624 // Update placeholder if there is no text
625 if( mImpl->IsShowingPlaceholderText() ||
626 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
628 ShowPlaceholderText();
633 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
635 if( NULL != mImpl->mEventData )
637 if( PLACEHOLDER_TYPE_INACTIVE == type )
639 text = mImpl->mEventData->mPlaceholderTextInactive;
643 text = mImpl->mEventData->mPlaceholderTextActive;
648 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
650 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
652 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
654 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
655 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
659 mImpl->RequestRelayout();
663 // public : Default style & Input style
665 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
667 if( NULL == mImpl->mFontDefaults )
669 mImpl->mFontDefaults = new FontDefaults();
672 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
673 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
674 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
676 // Clear the font-specific data
679 mImpl->RequestRelayout();
682 const std::string& Controller::GetDefaultFontFamily() const
684 if( NULL != mImpl->mFontDefaults )
686 return mImpl->mFontDefaults->mFontDescription.family;
692 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
694 if( NULL != mImpl->mEventData )
696 if( NULL == mImpl->mEventData->mPlaceholderFont )
698 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
701 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
702 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
703 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
705 mImpl->RequestRelayout();
709 const std::string& Controller::GetPlaceholderFontFamily() const
711 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
713 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
719 void Controller::SetDefaultFontWeight( FontWeight weight )
721 if( NULL == mImpl->mFontDefaults )
723 mImpl->mFontDefaults = new FontDefaults();
726 mImpl->mFontDefaults->mFontDescription.weight = weight;
727 mImpl->mFontDefaults->weightDefined = true;
729 // Clear the font-specific data
732 mImpl->RequestRelayout();
735 bool Controller::IsDefaultFontWeightDefined() const
737 if( NULL != mImpl->mFontDefaults )
739 return mImpl->mFontDefaults->weightDefined;
745 FontWeight Controller::GetDefaultFontWeight() const
747 if( NULL != mImpl->mFontDefaults )
749 return mImpl->mFontDefaults->mFontDescription.weight;
752 return TextAbstraction::FontWeight::NORMAL;
755 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
757 if( NULL != mImpl->mEventData )
759 if( NULL == mImpl->mEventData->mPlaceholderFont )
761 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
764 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
765 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
767 mImpl->RequestRelayout();
771 bool Controller::IsPlaceholderTextFontWeightDefined() const
773 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
775 return mImpl->mEventData->mPlaceholderFont->weightDefined;
780 FontWeight Controller::GetPlaceholderTextFontWeight() const
782 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
784 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
787 return TextAbstraction::FontWeight::NORMAL;
790 void Controller::SetDefaultFontWidth( FontWidth width )
792 if( NULL == mImpl->mFontDefaults )
794 mImpl->mFontDefaults = new FontDefaults();
797 mImpl->mFontDefaults->mFontDescription.width = width;
798 mImpl->mFontDefaults->widthDefined = true;
800 // Clear the font-specific data
803 mImpl->RequestRelayout();
806 bool Controller::IsDefaultFontWidthDefined() const
808 if( NULL != mImpl->mFontDefaults )
810 return mImpl->mFontDefaults->widthDefined;
816 FontWidth Controller::GetDefaultFontWidth() const
818 if( NULL != mImpl->mFontDefaults )
820 return mImpl->mFontDefaults->mFontDescription.width;
823 return TextAbstraction::FontWidth::NORMAL;
826 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
828 if( NULL != mImpl->mEventData )
830 if( NULL == mImpl->mEventData->mPlaceholderFont )
832 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
835 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
836 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
838 mImpl->RequestRelayout();
842 bool Controller::IsPlaceholderTextFontWidthDefined() const
844 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
846 return mImpl->mEventData->mPlaceholderFont->widthDefined;
851 FontWidth Controller::GetPlaceholderTextFontWidth() const
853 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
855 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
858 return TextAbstraction::FontWidth::NORMAL;
861 void Controller::SetDefaultFontSlant( FontSlant slant )
863 if( NULL == mImpl->mFontDefaults )
865 mImpl->mFontDefaults = new FontDefaults();
868 mImpl->mFontDefaults->mFontDescription.slant = slant;
869 mImpl->mFontDefaults->slantDefined = true;
871 // Clear the font-specific data
874 mImpl->RequestRelayout();
877 bool Controller::IsDefaultFontSlantDefined() const
879 if( NULL != mImpl->mFontDefaults )
881 return mImpl->mFontDefaults->slantDefined;
886 FontSlant Controller::GetDefaultFontSlant() const
888 if( NULL != mImpl->mFontDefaults )
890 return mImpl->mFontDefaults->mFontDescription.slant;
893 return TextAbstraction::FontSlant::NORMAL;
896 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
898 if( NULL != mImpl->mEventData )
900 if( NULL == mImpl->mEventData->mPlaceholderFont )
902 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
905 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
906 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
908 mImpl->RequestRelayout();
912 bool Controller::IsPlaceholderTextFontSlantDefined() const
914 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
916 return mImpl->mEventData->mPlaceholderFont->slantDefined;
921 FontSlant Controller::GetPlaceholderTextFontSlant() const
923 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
925 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
928 return TextAbstraction::FontSlant::NORMAL;
931 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
933 if( NULL == mImpl->mFontDefaults )
935 mImpl->mFontDefaults = new FontDefaults();
942 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
943 mImpl->mFontDefaults->sizeDefined = true;
948 // Point size = Pixel size * 72.f / DPI
949 unsigned int horizontalDpi = 0u;
950 unsigned int verticalDpi = 0u;
951 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
952 fontClient.GetDpi( horizontalDpi, verticalDpi );
954 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
955 mImpl->mFontDefaults->sizeDefined = true;
960 // Clear the font-specific data
963 mImpl->RequestRelayout();
966 float Controller::GetDefaultFontSize( FontSizeType type ) const
969 if( NULL != mImpl->mFontDefaults )
975 value = mImpl->mFontDefaults->mDefaultPointSize;
980 // Pixel size = Point size * DPI / 72.f
981 unsigned int horizontalDpi = 0u;
982 unsigned int verticalDpi = 0u;
983 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
984 fontClient.GetDpi( horizontalDpi, verticalDpi );
986 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
996 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
998 if( NULL != mImpl->mEventData )
1000 if( NULL == mImpl->mEventData->mPlaceholderFont )
1002 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1009 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1010 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1011 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1016 // Point size = Pixel size * 72.f / DPI
1017 unsigned int horizontalDpi = 0u;
1018 unsigned int verticalDpi = 0u;
1019 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1020 fontClient.GetDpi( horizontalDpi, verticalDpi );
1022 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1023 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1024 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1029 mImpl->RequestRelayout();
1033 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1036 if( NULL != mImpl->mEventData )
1042 if( NULL != mImpl->mEventData->mPlaceholderFont )
1044 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1048 // If the placeholder text font size is not set, then return the default font size.
1049 value = GetDefaultFontSize( POINT_SIZE );
1055 if( NULL != mImpl->mEventData->mPlaceholderFont )
1057 // Pixel size = Point size * DPI / 72.f
1058 unsigned int horizontalDpi = 0u;
1059 unsigned int verticalDpi = 0u;
1060 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1061 fontClient.GetDpi( horizontalDpi, verticalDpi );
1063 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1067 // If the placeholder text font size is not set, then return the default font size.
1068 value = GetDefaultFontSize( PIXEL_SIZE );
1079 void Controller::SetDefaultColor( const Vector4& color )
1081 mImpl->mTextColor = color;
1083 if( !mImpl->IsShowingPlaceholderText() )
1085 mImpl->mModel->mVisualModel->SetTextColor( color );
1087 mImpl->RequestRelayout();
1091 const Vector4& Controller::GetDefaultColor() const
1093 return mImpl->mTextColor;
1096 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1098 if( NULL != mImpl->mEventData )
1100 mImpl->mEventData->mPlaceholderTextColor = textColor;
1103 if( mImpl->IsShowingPlaceholderText() )
1105 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1106 mImpl->RequestRelayout();
1110 const Vector4& Controller::GetPlaceholderTextColor() const
1112 if( NULL != mImpl->mEventData )
1114 return mImpl->mEventData->mPlaceholderTextColor;
1117 return Color::BLACK;
1120 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1122 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1124 mImpl->RequestRelayout();
1127 const Vector2& Controller::GetShadowOffset() const
1129 return mImpl->mModel->mVisualModel->GetShadowOffset();
1132 void Controller::SetShadowColor( const Vector4& shadowColor )
1134 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1136 mImpl->RequestRelayout();
1139 const Vector4& Controller::GetShadowColor() const
1141 return mImpl->mModel->mVisualModel->GetShadowColor();
1144 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1146 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1148 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1150 mImpl->RequestRelayout();
1154 const float& Controller::GetShadowBlurRadius() const
1156 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1159 void Controller::SetUnderlineColor( const Vector4& color )
1161 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1163 mImpl->RequestRelayout();
1166 const Vector4& Controller::GetUnderlineColor() const
1168 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1171 void Controller::SetUnderlineEnabled( bool enabled )
1173 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1175 mImpl->RequestRelayout();
1178 bool Controller::IsUnderlineEnabled() const
1180 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1183 void Controller::SetUnderlineHeight( float height )
1185 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1187 mImpl->RequestRelayout();
1190 float Controller::GetUnderlineHeight() const
1192 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1195 void Controller::SetOutlineColor( const Vector4& color )
1197 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1199 mImpl->RequestRelayout();
1202 const Vector4& Controller::GetOutlineColor() const
1204 return mImpl->mModel->mVisualModel->GetOutlineColor();
1207 void Controller::SetOutlineWidth( unsigned int width )
1209 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1211 mImpl->RequestRelayout();
1214 unsigned int Controller::GetOutlineWidth() const
1216 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1219 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1221 if( NULL == mImpl->mEmbossDefaults )
1223 mImpl->mEmbossDefaults = new EmbossDefaults();
1226 mImpl->mEmbossDefaults->properties = embossProperties;
1229 const std::string& Controller::GetDefaultEmbossProperties() const
1231 if( NULL != mImpl->mEmbossDefaults )
1233 return mImpl->mEmbossDefaults->properties;
1236 return EMPTY_STRING;
1239 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1241 if( NULL == mImpl->mOutlineDefaults )
1243 mImpl->mOutlineDefaults = new OutlineDefaults();
1246 mImpl->mOutlineDefaults->properties = outlineProperties;
1249 const std::string& Controller::GetDefaultOutlineProperties() const
1251 if( NULL != mImpl->mOutlineDefaults )
1253 return mImpl->mOutlineDefaults->properties;
1256 return EMPTY_STRING;
1259 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1261 if( std::abs(lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000 )
1263 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1264 mImpl->mRecalculateNaturalSize = true;
1270 float Controller::GetDefaultLineSpacing() const
1272 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1275 void Controller::SetInputColor( const Vector4& color )
1277 if( NULL != mImpl->mEventData )
1279 mImpl->mEventData->mInputStyle.textColor = color;
1280 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1282 if( EventData::SELECTING == mImpl->mEventData->mState )
1284 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1286 // Get start and end position of selection
1287 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1288 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1290 // Add the color run.
1291 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1292 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1294 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1295 colorRun.color = color;
1296 colorRun.characterRun.characterIndex = startOfSelectedText;
1297 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1299 // Request to relayout.
1300 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1301 mImpl->RequestRelayout();
1303 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1304 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1305 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1310 const Vector4& Controller::GetInputColor() const
1312 if( NULL != mImpl->mEventData )
1314 return mImpl->mEventData->mInputStyle.textColor;
1317 // Return the default text's color if there is no EventData.
1318 return mImpl->mTextColor;
1322 void Controller::SetInputFontFamily( const std::string& fontFamily )
1324 if( NULL != mImpl->mEventData )
1326 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1327 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1329 if( EventData::SELECTING == mImpl->mEventData->mState )
1331 CharacterIndex startOfSelectedText = 0u;
1332 Length lengthOfSelectedText = 0u;
1333 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1334 mImpl->mModel->mLogicalModel,
1335 startOfSelectedText,
1336 lengthOfSelectedText );
1338 fontDescriptionRun.familyLength = fontFamily.size();
1339 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1340 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1341 fontDescriptionRun.familyDefined = true;
1343 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1345 // Request to relayout.
1346 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1351 UPDATE_LAYOUT_SIZE |
1354 mImpl->mRecalculateNaturalSize = true;
1355 mImpl->RequestRelayout();
1357 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1358 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1359 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1361 // As the font changes, recalculate the handle positions is needed.
1362 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1363 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1364 mImpl->mEventData->mUpdateHighlightBox = true;
1365 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1370 const std::string& Controller::GetInputFontFamily() const
1372 if( NULL != mImpl->mEventData )
1374 return mImpl->mEventData->mInputStyle.familyName;
1377 // Return the default font's family if there is no EventData.
1378 return GetDefaultFontFamily();
1381 void Controller::SetInputFontWeight( FontWeight weight )
1383 if( NULL != mImpl->mEventData )
1385 mImpl->mEventData->mInputStyle.weight = weight;
1386 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1388 if( EventData::SELECTING == mImpl->mEventData->mState )
1390 CharacterIndex startOfSelectedText = 0u;
1391 Length lengthOfSelectedText = 0u;
1392 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1393 mImpl->mModel->mLogicalModel,
1394 startOfSelectedText,
1395 lengthOfSelectedText );
1397 fontDescriptionRun.weight = weight;
1398 fontDescriptionRun.weightDefined = true;
1400 // Request to relayout.
1401 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1406 UPDATE_LAYOUT_SIZE |
1409 mImpl->mRecalculateNaturalSize = true;
1410 mImpl->RequestRelayout();
1412 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1413 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1414 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1416 // As the font might change, recalculate the handle positions is needed.
1417 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1418 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1419 mImpl->mEventData->mUpdateHighlightBox = true;
1420 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1425 bool Controller::IsInputFontWeightDefined() const
1427 bool defined = false;
1429 if( NULL != mImpl->mEventData )
1431 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1437 FontWeight Controller::GetInputFontWeight() const
1439 if( NULL != mImpl->mEventData )
1441 return mImpl->mEventData->mInputStyle.weight;
1444 return GetDefaultFontWeight();
1447 void Controller::SetInputFontWidth( FontWidth width )
1449 if( NULL != mImpl->mEventData )
1451 mImpl->mEventData->mInputStyle.width = width;
1452 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1454 if( EventData::SELECTING == mImpl->mEventData->mState )
1456 CharacterIndex startOfSelectedText = 0u;
1457 Length lengthOfSelectedText = 0u;
1458 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1459 mImpl->mModel->mLogicalModel,
1460 startOfSelectedText,
1461 lengthOfSelectedText );
1463 fontDescriptionRun.width = width;
1464 fontDescriptionRun.widthDefined = true;
1466 // Request to relayout.
1467 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1472 UPDATE_LAYOUT_SIZE |
1475 mImpl->mRecalculateNaturalSize = true;
1476 mImpl->RequestRelayout();
1478 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1479 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1480 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1482 // As the font might change, recalculate the handle positions is needed.
1483 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1484 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1485 mImpl->mEventData->mUpdateHighlightBox = true;
1486 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1491 bool Controller::IsInputFontWidthDefined() const
1493 bool defined = false;
1495 if( NULL != mImpl->mEventData )
1497 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1503 FontWidth Controller::GetInputFontWidth() const
1505 if( NULL != mImpl->mEventData )
1507 return mImpl->mEventData->mInputStyle.width;
1510 return GetDefaultFontWidth();
1513 void Controller::SetInputFontSlant( FontSlant slant )
1515 if( NULL != mImpl->mEventData )
1517 mImpl->mEventData->mInputStyle.slant = slant;
1518 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1520 if( EventData::SELECTING == mImpl->mEventData->mState )
1522 CharacterIndex startOfSelectedText = 0u;
1523 Length lengthOfSelectedText = 0u;
1524 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1525 mImpl->mModel->mLogicalModel,
1526 startOfSelectedText,
1527 lengthOfSelectedText );
1529 fontDescriptionRun.slant = slant;
1530 fontDescriptionRun.slantDefined = true;
1532 // Request to relayout.
1533 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1538 UPDATE_LAYOUT_SIZE |
1541 mImpl->mRecalculateNaturalSize = true;
1542 mImpl->RequestRelayout();
1544 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1545 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1546 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1548 // As the font might change, recalculate the handle positions is needed.
1549 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1550 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1551 mImpl->mEventData->mUpdateHighlightBox = true;
1552 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1557 bool Controller::IsInputFontSlantDefined() const
1559 bool defined = false;
1561 if( NULL != mImpl->mEventData )
1563 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1569 FontSlant Controller::GetInputFontSlant() const
1571 if( NULL != mImpl->mEventData )
1573 return mImpl->mEventData->mInputStyle.slant;
1576 return GetDefaultFontSlant();
1579 void Controller::SetInputFontPointSize( float size )
1581 if( NULL != mImpl->mEventData )
1583 mImpl->mEventData->mInputStyle.size = size;
1584 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1586 if( EventData::SELECTING == mImpl->mEventData->mState )
1588 CharacterIndex startOfSelectedText = 0u;
1589 Length lengthOfSelectedText = 0u;
1590 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1591 mImpl->mModel->mLogicalModel,
1592 startOfSelectedText,
1593 lengthOfSelectedText );
1595 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1596 fontDescriptionRun.sizeDefined = true;
1598 // Request to relayout.
1599 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1604 UPDATE_LAYOUT_SIZE |
1607 mImpl->mRecalculateNaturalSize = true;
1608 mImpl->RequestRelayout();
1610 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1611 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1612 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1614 // As the font might change, recalculate the handle positions is needed.
1615 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1616 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1617 mImpl->mEventData->mUpdateHighlightBox = true;
1618 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1623 float Controller::GetInputFontPointSize() const
1625 if( NULL != mImpl->mEventData )
1627 return mImpl->mEventData->mInputStyle.size;
1630 // Return the default font's point size if there is no EventData.
1631 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1634 void Controller::SetInputLineSpacing( float lineSpacing )
1636 if( NULL != mImpl->mEventData )
1638 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1639 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1643 float Controller::GetInputLineSpacing() const
1645 if( NULL != mImpl->mEventData )
1647 return mImpl->mEventData->mInputStyle.lineSpacing;
1653 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1655 if( NULL != mImpl->mEventData )
1657 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1661 const std::string& Controller::GetInputShadowProperties() const
1663 if( NULL != mImpl->mEventData )
1665 return mImpl->mEventData->mInputStyle.shadowProperties;
1668 return EMPTY_STRING;
1671 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1673 if( NULL != mImpl->mEventData )
1675 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1679 const std::string& Controller::GetInputUnderlineProperties() const
1681 if( NULL != mImpl->mEventData )
1683 return mImpl->mEventData->mInputStyle.underlineProperties;
1686 return EMPTY_STRING;
1689 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1691 if( NULL != mImpl->mEventData )
1693 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1697 const std::string& Controller::GetInputEmbossProperties() const
1699 if( NULL != mImpl->mEventData )
1701 return mImpl->mEventData->mInputStyle.embossProperties;
1704 return GetDefaultEmbossProperties();
1707 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1709 if( NULL != mImpl->mEventData )
1711 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1715 const std::string& Controller::GetInputOutlineProperties() const
1717 if( NULL != mImpl->mEventData )
1719 return mImpl->mEventData->mInputStyle.outlineProperties;
1722 return GetDefaultOutlineProperties();
1725 void Controller::SetInputModePassword( bool passwordInput )
1727 if( NULL != mImpl->mEventData )
1729 mImpl->mEventData->mPasswordInput = passwordInput;
1733 bool Controller::IsInputModePassword()
1735 if( NULL != mImpl->mEventData )
1737 return mImpl->mEventData->mPasswordInput;
1742 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1744 if( NULL != mImpl->mEventData )
1746 mImpl->mEventData->mDoubleTapAction = action;
1750 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1752 NoTextTap::Action action = NoTextTap::NO_ACTION;
1754 if( NULL != mImpl->mEventData )
1756 action = mImpl->mEventData->mDoubleTapAction;
1762 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1764 if( NULL != mImpl->mEventData )
1766 mImpl->mEventData->mLongPressAction = action;
1770 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1772 NoTextTap::Action action = NoTextTap::NO_ACTION;
1774 if( NULL != mImpl->mEventData )
1776 action = mImpl->mEventData->mLongPressAction;
1782 bool Controller::IsUnderlineSetByString()
1784 return mImpl->mUnderlineSetByString;
1787 void Controller::UnderlineSetByString( bool setByString )
1789 mImpl->mUnderlineSetByString = setByString;
1792 bool Controller::IsShadowSetByString()
1794 return mImpl->mShadowSetByString;
1797 void Controller::ShadowSetByString( bool setByString )
1799 mImpl->mShadowSetByString = setByString;
1802 bool Controller::IsOutlineSetByString()
1804 return mImpl->mOutlineSetByString;
1807 void Controller::OutlineSetByString( bool setByString )
1809 mImpl->mOutlineSetByString = setByString;
1812 bool Controller::IsFontStyleSetByString()
1814 return mImpl->mFontStyleSetByString;
1817 void Controller::FontStyleSetByString( bool setByString )
1819 mImpl->mFontStyleSetByString = setByString;
1822 // public : Queries & retrieves.
1824 Layout::Engine& Controller::GetLayoutEngine()
1826 return mImpl->mLayoutEngine;
1829 View& Controller::GetView()
1831 return mImpl->mView;
1834 Vector3 Controller::GetNaturalSize()
1836 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1837 Vector3 naturalSize;
1839 // Make sure the model is up-to-date before layouting
1840 ProcessModifyEvents();
1842 if( mImpl->mRecalculateNaturalSize )
1844 // Operations that can be done only once until the text changes.
1845 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1852 GET_GLYPH_METRICS );
1854 // Set the update info to relayout the whole text.
1855 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1856 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1858 // Make sure the model is up-to-date before layouting
1859 mImpl->UpdateModel( onlyOnceOperations );
1861 // Layout the text for the new width.
1862 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1864 // Store the actual control's size to restore later.
1865 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1867 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1868 static_cast<OperationsMask>( onlyOnceOperations |
1870 naturalSize.GetVectorXY() );
1872 // Do not do again the only once operations.
1873 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1875 // Do the size related operations again.
1876 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1879 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1881 // Stores the natural size to avoid recalculate it again
1882 // unless the text/style changes.
1883 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1885 mImpl->mRecalculateNaturalSize = false;
1887 // Clear the update info. This info will be set the next time the text is updated.
1888 mImpl->mTextUpdateInfo.Clear();
1889 mImpl->mTextUpdateInfo.mClearAll = true;
1891 // Restore the actual control's size.
1892 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1894 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1898 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1900 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1903 naturalSize.x = ConvertToEven( naturalSize.x );
1904 naturalSize.y = ConvertToEven( naturalSize.y );
1909 float Controller::GetHeightForWidth( float width )
1911 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1912 // Make sure the model is up-to-date before layouting
1913 ProcessModifyEvents();
1916 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1917 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1918 mImpl->mTextUpdateInfo.mClearAll )
1920 // Operations that can be done only once until the text changes.
1921 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1928 GET_GLYPH_METRICS );
1930 // Set the update info to relayout the whole text.
1931 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1932 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1934 // Make sure the model is up-to-date before layouting
1935 mImpl->UpdateModel( onlyOnceOperations );
1938 // Layout the text for the new width.
1939 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1941 // Store the actual control's width.
1942 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1944 DoRelayout( Size( width, MAX_FLOAT ),
1945 static_cast<OperationsMask>( onlyOnceOperations |
1949 // Do not do again the only once operations.
1950 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1952 // Do the size related operations again.
1953 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1957 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1959 // Clear the update info. This info will be set the next time the text is updated.
1960 mImpl->mTextUpdateInfo.Clear();
1961 mImpl->mTextUpdateInfo.mClearAll = true;
1963 // Restore the actual control's width.
1964 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1966 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1970 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1971 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1974 return layoutSize.height;
1977 int Controller::GetLineCount( float width )
1979 GetHeightForWidth( width );
1980 int numberofLines = mImpl->mModel->GetNumberOfLines();
1981 return numberofLines;
1984 const ModelInterface* const Controller::GetTextModel() const
1986 return mImpl->mModel.Get();
1989 float Controller::GetScrollAmountByUserInput()
1991 float scrollAmount = 0.0f;
1993 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1995 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1996 mImpl->mEventData->mCheckScrollAmount = false;
1998 return scrollAmount;
2001 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
2003 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
2006 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
2007 layoutHeight = layout.height;
2008 scrollPosition = mImpl->mModel->mScrollPosition.y;
2009 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2013 void Controller::SetHiddenInputOption(const Property::Map& options )
2015 if( NULL == mImpl->mHiddenInput )
2017 mImpl->mHiddenInput = new HiddenText( this );
2019 mImpl->mHiddenInput->SetProperties(options);
2022 void Controller::GetHiddenInputOption(Property::Map& options )
2024 if( NULL != mImpl->mHiddenInput )
2026 mImpl->mHiddenInput->GetProperties(options);
2030 void Controller::SetPlaceholderProperty( const Property::Map& map )
2032 const Property::Map::SizeType count = map.Count();
2034 for( Property::Map::SizeType position = 0; position < count; ++position )
2036 KeyValuePair keyValue = map.GetKeyValue( position );
2037 Property::Key& key = keyValue.first;
2038 Property::Value& value = keyValue.second;
2040 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2042 std::string text = "";
2044 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2046 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2048 std::string text = "";
2050 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2052 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2055 value.Get( textColor );
2056 if( GetPlaceholderTextColor() != textColor )
2058 SetPlaceholderTextColor( textColor );
2061 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2063 std::string fontFamily = "";
2064 value.Get( fontFamily );
2065 SetPlaceholderFontFamily( fontFamily );
2067 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2069 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2071 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2074 value.Get( pointSize );
2075 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2077 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2080 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2083 value.Get( pixelSize );
2084 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2086 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2089 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2092 value.Get( ellipsis );
2093 SetPlaceholderTextElideEnabled( ellipsis );
2098 void Controller::GetPlaceholderProperty( Property::Map& map )
2100 if( NULL != mImpl->mEventData )
2102 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2104 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2106 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2108 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2111 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2112 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2114 Property::Value fontStyleMapGet;
2115 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2116 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2118 // Choose font size : POINT_SIZE or PIXEL_SIZE
2119 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2121 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2125 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2128 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2130 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2135 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2137 // Make sure the model is up-to-date before layouting
2138 ProcessModifyEvents();
2140 if ( mImpl->mUpdateTextDirection )
2142 // Operations that can be done only once until the text changes.
2143 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( GET_SCRIPTS |
2150 // Set the update info to relayout the whole text.
2151 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2152 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2154 // Make sure the model is up-to-date before layouting
2155 mImpl->UpdateModel( onlyOnceOperations );
2157 Vector3 naturalSize;
2158 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2159 static_cast<OperationsMask>( onlyOnceOperations |
2160 LAYOUT | REORDER | UPDATE_DIRECTION ),
2161 naturalSize.GetVectorXY() );
2163 // Clear the update info. This info will be set the next time the text is updated.
2164 mImpl->mTextUpdateInfo.Clear();
2166 mImpl->mUpdateTextDirection = false;
2169 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2172 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2174 return mImpl->mModel->GetVerticalLineAlignment();
2177 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2179 mImpl->mModel->mVerticalLineAlignment = alignment;
2182 // public : Relayout.
2184 Controller::UpdateTextType Controller::Relayout( const Size& size )
2186 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2188 UpdateTextType updateTextType = NONE_UPDATED;
2190 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2192 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2194 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2195 updateTextType = MODEL_UPDATED;
2198 // Clear the update info. This info will be set the next time the text is updated.
2199 mImpl->mTextUpdateInfo.Clear();
2201 // Not worth to relayout if width or height is equal to zero.
2202 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2204 return updateTextType;
2207 // Whether a new size has been set.
2208 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2212 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2214 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2215 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2216 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2218 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2221 // Layout operations that need to be done if the size changes.
2222 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2225 UPDATE_LAYOUT_SIZE |
2227 // Set the update info to relayout the whole text.
2228 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2229 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2231 // Store the size used to layout the text.
2232 mImpl->mModel->mVisualModel->mControlSize = size;
2235 // Whether there are modify events.
2236 if( 0u != mImpl->mModifyEvents.Count() )
2238 // Style operations that need to be done if the text is modified.
2239 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2243 // Set the update info to elide the text.
2244 if( mImpl->mModel->mElideEnabled ||
2245 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2247 // Update Text layout for applying elided
2248 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2251 UPDATE_LAYOUT_SIZE |
2253 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2254 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2257 // Make sure the model is up-to-date before layouting.
2258 ProcessModifyEvents();
2259 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2263 updated = DoRelayout( size,
2264 mImpl->mOperationsPending,
2265 layoutSize ) || updated;
2269 updateTextType = MODEL_UPDATED;
2272 // Do not re-do any operation until something changes.
2273 mImpl->mOperationsPending = NO_OPERATION;
2274 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2276 // Whether the text control is editable
2277 const bool isEditable = NULL != mImpl->mEventData;
2279 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2281 if( newSize && isEditable )
2283 offset = mImpl->mModel->mScrollPosition;
2286 if( !isEditable || !IsMultiLineEnabled() )
2288 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2289 CalculateVerticalOffset( size );
2296 // If there is a new size, the scroll position needs to be clamped.
2297 mImpl->ClampHorizontalScroll( layoutSize );
2299 // Update the decorator's positions is needed if there is a new size.
2300 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2303 // Move the cursor, grab handle etc.
2304 if( mImpl->ProcessInputEvents() )
2306 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2310 // Clear the update info. This info will be set the next time the text is updated.
2311 mImpl->mTextUpdateInfo.Clear();
2312 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2314 return updateTextType;
2317 void Controller::RequestRelayout()
2319 mImpl->RequestRelayout();
2322 // public : Input style change signals.
2324 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2326 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2329 void Controller::ProcessInputStyleChangedSignals()
2331 if( NULL == mImpl->mEventData )
2337 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2338 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2342 const InputStyle::Mask mask = *it;
2344 if( NULL != mImpl->mEditableControlInterface )
2346 // Emit the input style changed signal.
2347 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2351 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2354 // public : Text-input Event Queuing.
2356 void Controller::KeyboardFocusGainEvent()
2358 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2360 if( NULL != mImpl->mEventData )
2362 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2363 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2365 mImpl->ChangeState( EventData::EDITING );
2366 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2367 mImpl->mEventData->mUpdateInputStyle = true;
2369 mImpl->NotifyImfMultiLineStatus();
2370 if( mImpl->IsShowingPlaceholderText() )
2372 // Show alternative placeholder-text when editing
2373 ShowPlaceholderText();
2376 mImpl->RequestRelayout();
2380 void Controller::KeyboardFocusLostEvent()
2382 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2384 if( NULL != mImpl->mEventData )
2386 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2388 mImpl->ChangeState( EventData::INACTIVE );
2390 if( !mImpl->IsShowingRealText() )
2392 // Revert to regular placeholder-text when not editing
2393 ShowPlaceholderText();
2397 mImpl->RequestRelayout();
2400 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2402 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2404 bool textChanged = false;
2405 bool relayoutNeeded = false;
2407 if( ( NULL != mImpl->mEventData ) &&
2408 ( keyEvent.state == KeyEvent::Down ) )
2410 int keyCode = keyEvent.keyCode;
2411 const std::string& keyString = keyEvent.keyPressed;
2412 const std::string keyName = keyEvent.keyPressedName;
2414 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2416 // Pre-process to separate modifying events from non-modifying input events.
2419 // In some platforms arrive key events with no key code.
2423 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2428 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2429 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2430 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2431 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2433 // If don't have any text, do nothing.
2434 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2439 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2440 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2441 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2442 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2444 // Logic to determine whether this text control will lose focus or not.
2445 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2446 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2447 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2448 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2449 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2450 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2452 // Release the active highlight.
2453 if( mImpl->mEventData->mState == EventData::SELECTING )
2455 mImpl->ChangeState( EventData::EDITING );
2457 // Update selection position.
2458 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2459 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2460 mImpl->mEventData->mUpdateCursorPosition = true;
2461 mImpl->RequestRelayout();
2466 mImpl->mEventData->mCheckScrollAmount = true;
2467 Event event( Event::CURSOR_KEY_EVENT );
2468 event.p1.mInt = keyCode;
2469 event.p2.mBool = keyEvent.IsShiftModifier();
2470 mImpl->mEventData->mEventQueue.push_back( event );
2472 // Will request for relayout.
2473 relayoutNeeded = true;
2475 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2477 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2478 // If not handle it here, any selected text will be deleted
2483 else if ( keyEvent.IsCtrlModifier() )
2485 bool consumed = false;
2486 if (keyName == KEY_C_NAME)
2488 // Ctrl-C to copy the selected text
2489 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2492 else if (keyName == KEY_V_NAME)
2494 // Ctrl-V to paste the copied text
2495 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2498 else if (keyName == KEY_X_NAME)
2500 // Ctrl-X to cut the selected text
2501 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2506 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2507 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2509 textChanged = DeleteEvent( keyCode );
2511 // Will request for relayout.
2512 relayoutNeeded = true;
2514 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2515 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2516 IsKey( keyEvent, static_cast<Dali::KEY>(Dali::DevelKey::DALI_KEY_SOURCE) ) ||
2517 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2519 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2520 mImpl->ChangeState( EventData::INACTIVE );
2522 // Will request for relayout.
2523 relayoutNeeded = true;
2525 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2527 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2529 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2530 // and a character is typed after the type of a upper case latin character.
2535 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2537 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2543 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2545 // IMF manager is no longer handling key-events
2546 mImpl->ClearPreEditFlag();
2548 InsertText( keyString, COMMIT );
2551 // Will request for relayout.
2552 relayoutNeeded = true;
2555 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2556 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2558 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2559 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2560 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2562 // Should not change the state if the key is the shift send by the imf manager.
2563 // Otherwise, when the state is SELECTING the text controller can't send the right
2564 // surrounding info to the imf.
2565 mImpl->ChangeState( EventData::EDITING );
2567 // Will request for relayout.
2568 relayoutNeeded = true;
2571 if( relayoutNeeded )
2573 mImpl->RequestRelayout();
2578 ( NULL != mImpl->mEditableControlInterface ) )
2580 // Do this last since it provides callbacks into application code
2581 mImpl->mEditableControlInterface->TextChanged();
2587 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2589 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2591 if( NULL != mImpl->mEventData )
2593 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2594 EventData::State state( mImpl->mEventData->mState );
2595 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2597 if( mImpl->IsClipboardVisible() )
2599 if( EventData::INACTIVE == state || EventData::EDITING == state)
2601 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2603 relayoutNeeded = true;
2605 else if( 1u == tapCount )
2607 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2609 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2612 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2614 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2615 relayoutNeeded = true;
2619 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2621 // Hide placeholder text
2625 if( EventData::INACTIVE == state )
2627 mImpl->ChangeState( EventData::EDITING );
2629 else if( !mImpl->IsClipboardEmpty() )
2631 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2633 relayoutNeeded = true;
2636 else if( 2u == tapCount )
2638 if( mImpl->mEventData->mSelectionEnabled &&
2639 mImpl->IsShowingRealText() )
2641 relayoutNeeded = true;
2642 mImpl->mEventData->mIsLeftHandleSelected = true;
2643 mImpl->mEventData->mIsRightHandleSelected = true;
2647 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2648 if( relayoutNeeded )
2650 Event event( Event::TAP_EVENT );
2651 event.p1.mUint = tapCount;
2652 event.p2.mFloat = x;
2653 event.p3.mFloat = y;
2654 mImpl->mEventData->mEventQueue.push_back( event );
2656 mImpl->RequestRelayout();
2660 // Reset keyboard as tap event has occurred.
2661 mImpl->ResetImfManager();
2664 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2666 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2668 if( NULL != mImpl->mEventData )
2670 Event event( Event::PAN_EVENT );
2671 event.p1.mInt = state;
2672 event.p2.mFloat = displacement.x;
2673 event.p3.mFloat = displacement.y;
2674 mImpl->mEventData->mEventQueue.push_back( event );
2676 mImpl->RequestRelayout();
2680 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2682 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2684 if( ( state == Gesture::Started ) &&
2685 ( NULL != mImpl->mEventData ) )
2687 // The 1st long-press on inactive text-field is treated as tap
2688 if( EventData::INACTIVE == mImpl->mEventData->mState )
2690 mImpl->ChangeState( EventData::EDITING );
2692 Event event( Event::TAP_EVENT );
2694 event.p2.mFloat = x;
2695 event.p3.mFloat = y;
2696 mImpl->mEventData->mEventQueue.push_back( event );
2698 mImpl->RequestRelayout();
2700 else if( !mImpl->IsShowingRealText() )
2702 Event event( Event::LONG_PRESS_EVENT );
2703 event.p1.mInt = state;
2704 event.p2.mFloat = x;
2705 event.p3.mFloat = y;
2706 mImpl->mEventData->mEventQueue.push_back( event );
2707 mImpl->RequestRelayout();
2709 else if( !mImpl->IsClipboardVisible() )
2711 // Reset the imf manager to commit the pre-edit before selecting the text.
2712 mImpl->ResetImfManager();
2714 Event event( Event::LONG_PRESS_EVENT );
2715 event.p1.mInt = state;
2716 event.p2.mFloat = x;
2717 event.p3.mFloat = y;
2718 mImpl->mEventData->mEventQueue.push_back( event );
2719 mImpl->RequestRelayout();
2721 mImpl->mEventData->mIsLeftHandleSelected = true;
2722 mImpl->mEventData->mIsRightHandleSelected = true;
2727 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2729 // Whether the text needs to be relaid-out.
2730 bool requestRelayout = false;
2732 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2733 bool retrieveText = false;
2734 bool retrieveCursor = false;
2736 switch( imfEvent.eventName )
2738 case ImfManager::COMMIT:
2740 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2741 requestRelayout = true;
2742 retrieveCursor = true;
2745 case ImfManager::PREEDIT:
2747 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2748 requestRelayout = true;
2749 retrieveCursor = true;
2752 case ImfManager::DELETESURROUNDING:
2754 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2755 imfEvent.numberOfChars,
2756 DONT_UPDATE_INPUT_STYLE );
2760 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2761 !mImpl->IsPlaceholderAvailable() )
2763 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2767 ShowPlaceholderText();
2769 mImpl->mEventData->mUpdateCursorPosition = true;
2770 mImpl->mEventData->mScrollAfterDelete = true;
2772 requestRelayout = true;
2776 case ImfManager::GETSURROUNDING:
2778 retrieveText = true;
2779 retrieveCursor = true;
2782 case ImfManager::PRIVATECOMMAND:
2784 // PRIVATECOMMAND event is just for getting the private command message
2785 retrieveText = true;
2786 retrieveCursor = true;
2789 case ImfManager::VOID:
2796 if( requestRelayout )
2798 mImpl->mOperationsPending = ALL_OPERATIONS;
2799 mImpl->RequestRelayout();
2803 CharacterIndex cursorPosition = 0u;
2804 Length numberOfWhiteSpaces = 0u;
2806 if( retrieveCursor )
2808 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2810 cursorPosition = mImpl->GetLogicalCursorPosition();
2812 if( cursorPosition < numberOfWhiteSpaces )
2814 cursorPosition = 0u;
2818 cursorPosition -= numberOfWhiteSpaces;
2824 if( !mImpl->IsShowingPlaceholderText() )
2826 // Retrieves the normal text string.
2827 mImpl->GetText( numberOfWhiteSpaces, text );
2831 // When the current text is Placeholder Text, the surrounding text should be empty string.
2832 // It means DALi should send empty string ("") to IME.
2837 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2839 if( requestRelayout &&
2840 ( NULL != mImpl->mEditableControlInterface ) )
2842 // Do this last since it provides callbacks into application code
2843 mImpl->mEditableControlInterface->TextChanged();
2846 return callbackData;
2849 void Controller::PasteClipboardItemEvent()
2851 // Retrieve the clipboard contents first
2852 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2853 std::string stringToPaste( notifier.GetContent() );
2855 // Commit the current pre-edit text; the contents of the clipboard should be appended
2856 mImpl->ResetImfManager();
2858 // Temporary disable hiding clipboard
2859 mImpl->SetClipboardHideEnable( false );
2862 PasteText( stringToPaste );
2864 mImpl->SetClipboardHideEnable( true );
2867 // protected : Inherit from Text::Decorator::ControllerInterface.
2869 void Controller::GetTargetSize( Vector2& targetSize )
2871 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2874 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2876 if( NULL != mImpl->mEditableControlInterface )
2878 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2882 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2884 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2886 if( NULL != mImpl->mEventData )
2888 switch( handleType )
2892 Event event( Event::GRAB_HANDLE_EVENT );
2893 event.p1.mUint = state;
2894 event.p2.mFloat = x;
2895 event.p3.mFloat = y;
2897 mImpl->mEventData->mEventQueue.push_back( event );
2900 case LEFT_SELECTION_HANDLE:
2902 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2903 event.p1.mUint = state;
2904 event.p2.mFloat = x;
2905 event.p3.mFloat = y;
2907 mImpl->mEventData->mEventQueue.push_back( event );
2910 case RIGHT_SELECTION_HANDLE:
2912 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2913 event.p1.mUint = state;
2914 event.p2.mFloat = x;
2915 event.p3.mFloat = y;
2917 mImpl->mEventData->mEventQueue.push_back( event );
2920 case LEFT_SELECTION_HANDLE_MARKER:
2921 case RIGHT_SELECTION_HANDLE_MARKER:
2923 // Markers do not move the handles.
2926 case HANDLE_TYPE_COUNT:
2928 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2932 mImpl->RequestRelayout();
2936 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2938 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2940 if( NULL == mImpl->mEventData )
2947 case Toolkit::TextSelectionPopup::CUT:
2949 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2950 mImpl->mOperationsPending = ALL_OPERATIONS;
2952 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2953 !mImpl->IsPlaceholderAvailable() )
2955 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2959 ShowPlaceholderText();
2962 mImpl->mEventData->mUpdateCursorPosition = true;
2963 mImpl->mEventData->mScrollAfterDelete = true;
2965 mImpl->RequestRelayout();
2967 if( NULL != mImpl->mEditableControlInterface )
2969 mImpl->mEditableControlInterface->TextChanged();
2973 case Toolkit::TextSelectionPopup::COPY:
2975 mImpl->SendSelectionToClipboard( false ); // Text not modified
2977 mImpl->mEventData->mUpdateCursorPosition = true;
2979 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2982 case Toolkit::TextSelectionPopup::PASTE:
2984 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2987 case Toolkit::TextSelectionPopup::SELECT:
2989 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2991 if( mImpl->mEventData->mSelectionEnabled )
2993 // Creates a SELECT event.
2994 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2998 case Toolkit::TextSelectionPopup::SELECT_ALL:
3000 // Creates a SELECT_ALL event
3001 SelectEvent( 0.f, 0.f, true );
3004 case Toolkit::TextSelectionPopup::CLIPBOARD:
3006 mImpl->ShowClipboard();
3009 case Toolkit::TextSelectionPopup::NONE:
3017 void Controller::DisplayTimeExpired()
3019 mImpl->mEventData->mUpdateCursorPosition = true;
3020 // Apply modifications to the model
3021 mImpl->mOperationsPending = ALL_OPERATIONS;
3023 mImpl->RequestRelayout();
3026 // private : Update.
3028 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3030 bool removedPrevious = false;
3031 bool removedSelected = false;
3032 bool maxLengthReached = false;
3034 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3036 if( NULL == mImpl->mEventData )
3041 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3042 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3043 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3045 // TODO: At the moment the underline runs are only for pre-edit.
3046 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3048 // Remove the previous IMF pre-edit.
3049 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3051 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3052 mImpl->mEventData->mPreEditLength,
3053 DONT_UPDATE_INPUT_STYLE );
3055 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3056 mImpl->mEventData->mPreEditLength = 0u;
3060 // Remove the previous Selection.
3061 removedSelected = RemoveSelectedText();
3065 Vector<Character> utf32Characters;
3066 Length characterCount = 0u;
3070 // Convert text into UTF-32
3071 utf32Characters.Resize( text.size() );
3073 // This is a bit horrible but std::string returns a (signed) char*
3074 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3076 // Transform a text array encoded in utf8 into an array encoded in utf32.
3077 // It returns the actual number of characters.
3078 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3079 utf32Characters.Resize( characterCount );
3081 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3082 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3085 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3087 // The placeholder text is no longer needed
3088 if( mImpl->IsShowingPlaceholderText() )
3093 mImpl->ChangeState( EventData::EDITING );
3095 // Handle the IMF (predicitive text) state changes
3096 if( COMMIT == type )
3098 // IMF manager is no longer handling key-events
3099 mImpl->ClearPreEditFlag();
3103 if( !mImpl->mEventData->mPreEditFlag )
3105 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3107 // Record the start of the pre-edit text
3108 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3111 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3112 mImpl->mEventData->mPreEditFlag = true;
3114 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3117 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3119 // Restrict new text to fit within Maximum characters setting.
3120 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3121 maxLengthReached = ( characterCount > maxSizeOfNewText );
3123 // The cursor position.
3124 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3126 // Update the text's style.
3128 // Updates the text style runs by adding characters.
3129 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3131 // Get the character index from the cursor index.
3132 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3134 // Retrieve the text's style for the given index.
3136 mImpl->RetrieveDefaultInputStyle( style );
3137 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3139 // Whether to add a new text color run.
3140 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3142 // Whether to add a new font run.
3143 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3144 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3145 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3146 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3147 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3152 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3153 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3155 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3156 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3157 colorRun.characterRun.characterIndex = cursorIndex;
3158 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3161 if( addFontNameRun ||
3167 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3168 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3170 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3172 if( addFontNameRun )
3174 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3175 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3176 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3177 fontDescriptionRun.familyDefined = true;
3179 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3182 if( addFontWeightRun )
3184 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3185 fontDescriptionRun.weightDefined = true;
3188 if( addFontWidthRun )
3190 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3191 fontDescriptionRun.widthDefined = true;
3194 if( addFontSlantRun )
3196 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3197 fontDescriptionRun.slantDefined = true;
3200 if( addFontSizeRun )
3202 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3203 fontDescriptionRun.sizeDefined = true;
3206 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3207 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3210 // Insert at current cursor position.
3211 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3213 if( cursorIndex < numberOfCharactersInModel )
3215 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3219 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3222 // Mark the first paragraph to be updated.
3223 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3225 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3226 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3227 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3228 mImpl->mTextUpdateInfo.mClearAll = true;
3232 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3233 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3236 // Update the cursor index.
3237 cursorIndex += maxSizeOfNewText;
3239 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 );
3242 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3243 mImpl->IsPlaceholderAvailable() )
3245 // Show place-holder if empty after removing the pre-edit text
3246 ShowPlaceholderText();
3247 mImpl->mEventData->mUpdateCursorPosition = true;
3248 mImpl->ClearPreEditFlag();
3250 else if( removedPrevious ||
3252 ( 0 != utf32Characters.Count() ) )
3254 // Queue an inserted event
3255 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3257 mImpl->mEventData->mUpdateCursorPosition = true;
3258 if( removedSelected )
3260 mImpl->mEventData->mScrollAfterDelete = true;
3264 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3268 if( maxLengthReached )
3270 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3272 mImpl->ResetImfManager();
3274 if( NULL != mImpl->mEditableControlInterface )
3276 // Do this last since it provides callbacks into application code
3277 mImpl->mEditableControlInterface->MaxLengthReached();
3282 void Controller::PasteText( const std::string& stringToPaste )
3284 InsertText( stringToPaste, Text::Controller::COMMIT );
3285 mImpl->ChangeState( EventData::EDITING );
3286 mImpl->RequestRelayout();
3288 if( NULL != mImpl->mEditableControlInterface )
3290 // Do this last since it provides callbacks into application code
3291 mImpl->mEditableControlInterface->TextChanged();
3295 bool Controller::RemoveText( int cursorOffset,
3296 int numberOfCharacters,
3297 UpdateInputStyleType type )
3299 bool removed = false;
3301 // When the users press "Delete All" button, the IME sends numberOfCharacters as '200000' value which means the max number of characters.
3302 const bool deleteAll = ( numberOfCharacters >= MAX_NUMBER_OF_CHARACTERS );
3304 if( NULL == mImpl->mEventData )
3309 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3310 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3312 if( !mImpl->IsShowingPlaceholderText() )
3314 // Delete at current cursor position
3315 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3316 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3318 CharacterIndex cursorIndex = 0;
3320 // Validate the cursor position & number of characters
3321 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3323 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3326 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3328 numberOfCharacters = currentText.Count() - cursorIndex;
3331 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.
3332 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) || deleteAll /*'Delete All' button clicked*/ )
3334 // Mark the paragraphs to be updated.
3335 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3337 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3338 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3339 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3340 mImpl->mTextUpdateInfo.mClearAll = true;
3344 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3345 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3348 // Update the input style and remove the text's style before removing the text.
3350 if( UPDATE_INPUT_STYLE == type )
3352 // Keep a copy of the current input style.
3353 InputStyle currentInputStyle;
3354 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3356 // Set first the default input style.
3357 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3359 // Update the input style.
3360 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3362 // Compare if the input style has changed.
3363 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3365 if( hasInputStyleChanged )
3367 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3368 // Queue the input style changed signal.
3369 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3373 // Updates the text style runs by removing characters. Runs with no characters are removed.
3374 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3376 // Remove the characters.
3377 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3378 Vector<Character>::Iterator last = first + numberOfCharacters;
3380 currentText.Erase( first, last );
3382 // Cursor position retreat
3383 oldCursorIndex = cursorIndex;
3385 mImpl->mEventData->mScrollAfterDelete = true;
3387 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3395 bool Controller::RemoveSelectedText()
3397 bool textRemoved( false );
3399 if( EventData::SELECTING == mImpl->mEventData->mState )
3401 std::string removedString;
3402 mImpl->RetrieveSelection( removedString, true );
3404 if( !removedString.empty() )
3407 mImpl->ChangeState( EventData::EDITING );
3414 // private : Relayout.
3416 bool Controller::DoRelayout( const Size& size,
3417 OperationsMask operationsRequired,
3420 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3421 bool viewUpdated( false );
3423 // Calculate the operations to be done.
3424 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3426 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3427 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3429 // Get the current layout size.
3430 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3432 if( NO_OPERATION != ( LAYOUT & operations ) )
3434 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3436 // Some vectors with data needed to layout and reorder may be void
3437 // after the first time the text has been laid out.
3438 // Fill the vectors again.
3440 // Calculate the number of glyphs to layout.
3441 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3442 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3443 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3444 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3446 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3447 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3448 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3449 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3451 if( 0u == totalNumberOfGlyphs )
3453 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3455 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3458 // Nothing else to do if there is no glyphs.
3459 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3463 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3464 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3465 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3466 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3467 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3468 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3469 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3470 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3472 // Set the layout parameters.
3473 Layout::Parameters layoutParameters( size,
3475 lineBreakInfo.Begin(),
3476 wordBreakInfo.Begin(),
3477 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3479 glyphsToCharactersMap.Begin(),
3480 charactersPerGlyph.Begin(),
3481 charactersToGlyphBuffer,
3482 glyphsPerCharacterBuffer,
3483 totalNumberOfGlyphs,
3484 mImpl->mModel->mHorizontalAlignment,
3485 mImpl->mModel->mLineWrapMode,
3488 // Resize the vector of positions to have the same size than the vector of glyphs.
3489 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3490 glyphPositions.Resize( totalNumberOfGlyphs );
3492 // Whether the last character is a new paragraph character.
3493 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3494 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3496 // The initial glyph and the number of glyphs to layout.
3497 layoutParameters.startGlyphIndex = startGlyphIndex;
3498 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3499 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3500 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3502 // Update the ellipsis
3503 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3505 if( NULL != mImpl->mEventData )
3507 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3509 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3511 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3513 // Disable ellipsis when editing
3514 elideTextEnabled = false;
3517 // Reset the scroll position in inactive state
3518 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3520 ResetScrollPosition();
3524 // Update the visual model.
3526 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3528 mImpl->mModel->mVisualModel->mLines,
3532 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3536 layoutSize = newLayoutSize;
3538 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3540 mImpl->mIsTextDirectionRTL = false;
3543 // Reorder the lines
3544 if( NO_OPERATION != ( REORDER & operations ) )
3546 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3547 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3549 // Check first if there are paragraphs with bidirectional info.
3550 if( 0u != bidirectionalInfo.Count() )
3553 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3555 // Reorder the lines.
3556 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3557 ReorderLines( bidirectionalInfo,
3559 requestedNumberOfCharacters,
3560 mImpl->mModel->mVisualModel->mLines,
3561 bidirectionalLineInfo );
3563 // Set the bidirectional info per line into the layout parameters.
3564 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3565 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3567 // Re-layout the text. Reorder those lines with right to left characters.
3568 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3570 requestedNumberOfCharacters,
3573 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3575 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3578 mImpl->mIsTextDirectionRTL = firstline->direction;
3584 // Sets the layout size.
3585 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3587 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3592 if( NO_OPERATION != ( ALIGN & operations ) )
3594 // The laid-out lines.
3595 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3597 // Need to align with the control's size as the text may contain lines
3598 // starting either with left to right text or right to left.
3599 mImpl->mLayoutEngine.Align( size,
3601 requestedNumberOfCharacters,
3602 mImpl->mModel->mHorizontalAlignment,
3604 mImpl->mModel->mAlignmentOffset );
3608 #if defined(DEBUG_ENABLED)
3609 std::string currentText;
3610 GetText( currentText );
3611 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3613 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3617 void Controller::CalculateVerticalOffset( const Size& controlSize )
3619 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3621 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3623 // Get the line height of the default font.
3624 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3627 switch( mImpl->mModel->mVerticalAlignment )
3629 case VerticalAlignment::TOP:
3631 mImpl->mModel->mScrollPosition.y = 0.f;
3634 case VerticalAlignment::CENTER:
3636 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3639 case VerticalAlignment::BOTTOM:
3641 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3647 // private : Events.
3649 void Controller::ProcessModifyEvents()
3651 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3653 if( 0u == events.Count() )
3659 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3660 endIt = events.End();
3664 const ModifyEvent& event = *it;
3666 if( ModifyEvent::TEXT_REPLACED == event.type )
3668 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3669 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3671 TextReplacedEvent();
3673 else if( ModifyEvent::TEXT_INSERTED == event.type )
3675 TextInsertedEvent();
3677 else if( ModifyEvent::TEXT_DELETED == event.type )
3679 // Placeholder-text cannot be deleted
3680 if( !mImpl->IsShowingPlaceholderText() )
3687 if( NULL != mImpl->mEventData )
3689 // When the text is being modified, delay cursor blinking
3690 mImpl->mEventData->mDecorator->DelayCursorBlink();
3692 // Update selection position after modifying the text
3693 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3694 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3697 // Discard temporary text
3701 void Controller::TextReplacedEvent()
3703 // The natural size needs to be re-calculated.
3704 mImpl->mRecalculateNaturalSize = true;
3706 // The text direction needs to be updated.
3707 mImpl->mUpdateTextDirection = true;
3709 // Apply modifications to the model
3710 mImpl->mOperationsPending = ALL_OPERATIONS;
3713 void Controller::TextInsertedEvent()
3715 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3717 if( NULL == mImpl->mEventData )
3722 mImpl->mEventData->mCheckScrollAmount = true;
3724 // The natural size needs to be re-calculated.
3725 mImpl->mRecalculateNaturalSize = true;
3727 // The text direction needs to be updated.
3728 mImpl->mUpdateTextDirection = true;
3730 // Apply modifications to the model; TODO - Optimize this
3731 mImpl->mOperationsPending = ALL_OPERATIONS;
3734 void Controller::TextDeletedEvent()
3736 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3738 if( NULL == mImpl->mEventData )
3743 mImpl->mEventData->mCheckScrollAmount = true;
3745 // The natural size needs to be re-calculated.
3746 mImpl->mRecalculateNaturalSize = true;
3748 // The text direction needs to be updated.
3749 mImpl->mUpdateTextDirection = true;
3751 // Apply modifications to the model; TODO - Optimize this
3752 mImpl->mOperationsPending = ALL_OPERATIONS;
3755 void Controller::SelectEvent( float x, float y, bool selectAll )
3757 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3759 if( NULL != mImpl->mEventData )
3763 Event event( Event::SELECT_ALL );
3764 mImpl->mEventData->mEventQueue.push_back( event );
3768 Event event( Event::SELECT );
3769 event.p2.mFloat = x;
3770 event.p3.mFloat = y;
3771 mImpl->mEventData->mEventQueue.push_back( event );
3774 mImpl->mEventData->mCheckScrollAmount = true;
3775 mImpl->mEventData->mIsLeftHandleSelected = true;
3776 mImpl->mEventData->mIsRightHandleSelected = true;
3777 mImpl->RequestRelayout();
3781 bool Controller::DeleteEvent( int keyCode )
3783 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3785 bool removed = false;
3787 if( NULL == mImpl->mEventData )
3792 // IMF manager is no longer handling key-events
3793 mImpl->ClearPreEditFlag();
3795 if( EventData::SELECTING == mImpl->mEventData->mState )
3797 removed = RemoveSelectedText();
3799 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3801 // Remove the character before the current cursor position
3802 removed = RemoveText( -1,
3804 UPDATE_INPUT_STYLE );
3806 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3808 // Remove the character after the current cursor position
3809 removed = RemoveText( 0,
3811 UPDATE_INPUT_STYLE );
3816 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3817 !mImpl->IsPlaceholderAvailable() )
3819 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3823 ShowPlaceholderText();
3825 mImpl->mEventData->mUpdateCursorPosition = true;
3826 mImpl->mEventData->mScrollAfterDelete = true;
3832 // private : Helpers.
3834 void Controller::ResetText()
3837 mImpl->mModel->mLogicalModel->mText.Clear();
3839 // We have cleared everything including the placeholder-text
3840 mImpl->PlaceholderCleared();
3842 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3843 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3844 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3846 // Clear any previous text.
3847 mImpl->mTextUpdateInfo.mClearAll = true;
3849 // The natural size needs to be re-calculated.
3850 mImpl->mRecalculateNaturalSize = true;
3852 // The text direction needs to be updated.
3853 mImpl->mUpdateTextDirection = true;
3855 // Apply modifications to the model
3856 mImpl->mOperationsPending = ALL_OPERATIONS;
3859 void Controller::ShowPlaceholderText()
3861 if( mImpl->IsPlaceholderAvailable() )
3863 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3865 if( NULL == mImpl->mEventData )
3870 mImpl->mEventData->mIsShowingPlaceholderText = true;
3872 // Disable handles when showing place-holder text
3873 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3874 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3875 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3877 const char* text( NULL );
3880 // TODO - Switch Placeholder text when changing state
3881 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3882 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3884 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3885 size = mImpl->mEventData->mPlaceholderTextActive.size();
3889 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3890 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3893 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3894 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3896 // Reset model for showing placeholder.
3897 mImpl->mModel->mLogicalModel->mText.Clear();
3898 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3900 // Convert text into UTF-32
3901 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3902 utf32Characters.Resize( size );
3904 // This is a bit horrible but std::string returns a (signed) char*
3905 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3907 // Transform a text array encoded in utf8 into an array encoded in utf32.
3908 // It returns the actual number of characters.
3909 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3910 utf32Characters.Resize( characterCount );
3912 // The characters to be added.
3913 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3915 // Reset the cursor position
3916 mImpl->mEventData->mPrimaryCursorPosition = 0;
3918 // The natural size needs to be re-calculated.
3919 mImpl->mRecalculateNaturalSize = true;
3921 // The text direction needs to be updated.
3922 mImpl->mUpdateTextDirection = true;
3924 // Apply modifications to the model
3925 mImpl->mOperationsPending = ALL_OPERATIONS;
3927 // Update the rest of the model during size negotiation
3928 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3932 void Controller::ClearFontData()
3934 if( mImpl->mFontDefaults )
3936 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3939 // Set flags to update the model.
3940 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3941 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3942 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3944 mImpl->mTextUpdateInfo.mClearAll = true;
3945 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3946 mImpl->mRecalculateNaturalSize = true;
3948 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3954 UPDATE_LAYOUT_SIZE |
3959 void Controller::ClearStyleData()
3961 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3962 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3965 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3967 // Reset the cursor position
3968 if( NULL != mImpl->mEventData )
3970 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3972 // Update the cursor if it's in editing mode.
3973 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3975 mImpl->mEventData->mUpdateCursorPosition = true;
3980 void Controller::ResetScrollPosition()
3982 if( NULL != mImpl->mEventData )
3984 // Reset the scroll position.
3985 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3986 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3990 void Controller::SetControlInterface( ControlInterface* controlInterface )
3992 mImpl->mControlInterface = controlInterface;
3995 bool Controller::ShouldClearFocusOnEscape() const
3997 return mImpl->mShouldClearFocusOnEscape;
4000 // private : Private contructors & copy operator.
4002 Controller::Controller()
4005 mImpl = new Controller::Impl( NULL, NULL );
4008 Controller::Controller( ControlInterface* controlInterface )
4010 mImpl = new Controller::Impl( controlInterface, NULL );
4013 Controller::Controller( ControlInterface* controlInterface,
4014 EditableControlInterface* editableControlInterface )
4016 mImpl = new Controller::Impl( controlInterface,
4017 editableControlInterface );
4020 // The copy constructor and operator are left unimplemented.
4022 // protected : Destructor.
4024 Controller::~Controller()
4031 } // namespace Toolkit