2 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
24 #include <dali/public-api/adaptor-framework/key.h>
25 #include <dali/integration-api/debug.h>
26 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
27 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <dali/devel-api/adaptor-framework/key-devel.h>
31 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
32 #include <dali-toolkit/internal/text/bidirectional-support.h>
33 #include <dali-toolkit/internal/text/character-set-conversion.h>
34 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
35 #include <dali-toolkit/internal/text/markup-processor.h>
36 #include <dali-toolkit/internal/text/multi-language-support.h>
37 #include <dali-toolkit/internal/text/text-controller-impl.h>
38 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #include <dali-toolkit/internal/text/text-font-style.h>
44 #if defined(DEBUG_ENABLED)
45 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
48 const float MAX_FLOAT = std::numeric_limits<float>::max();
50 const std::string EMPTY_STRING("");
52 const std::string KEY_C_NAME = "c";
53 const std::string KEY_V_NAME = "v";
54 const std::string KEY_X_NAME = "x";
56 const char * const PLACEHOLDER_TEXT = "text";
57 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
58 const char * const PLACEHOLDER_COLOR = "color";
59 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
60 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
61 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
62 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
63 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
65 float ConvertToEven( float value )
67 int intValue(static_cast<int>( value ));
68 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
83 * @brief Adds a new font description run for the selected text.
85 * The new font parameters are added after the call to this method.
87 * @param[in] eventData The event data pointer.
88 * @param[in] logicalModel The logical model where to add the new font description run.
89 * @param[out] startOfSelectedText Index to the first selected character.
90 * @param[out] lengthOfSelectedText Number of selected characters.
92 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
93 LogicalModelPtr logicalModel,
94 CharacterIndex& startOfSelectedText,
95 Length& lengthOfSelectedText )
97 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
99 // Get start and end position of selection
100 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
101 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
104 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
105 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
107 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
109 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
110 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
112 // Recalculate the selection highlight as the metrics may have changed.
113 eventData->mUpdateLeftSelectionPosition = true;
114 eventData->mUpdateRightSelectionPosition = true;
115 eventData->mUpdateHighlightBox = true;
117 return fontDescriptionRun;
120 // public : Constructor.
122 ControllerPtr Controller::New()
124 return ControllerPtr( new Controller() );
127 ControllerPtr Controller::New( ControlInterface* controlInterface )
129 return ControllerPtr( new Controller( controlInterface ) );
132 ControllerPtr Controller::New( ControlInterface* controlInterface,
133 EditableControlInterface* editableControlInterface )
135 return ControllerPtr( new Controller( controlInterface,
136 editableControlInterface ) );
139 // public : Configure the text controller.
141 void Controller::EnableTextInput( DecoratorPtr decorator )
145 delete mImpl->mEventData;
146 mImpl->mEventData = NULL;
148 // Nothing else to do.
152 if( NULL == mImpl->mEventData )
154 mImpl->mEventData = new EventData( decorator );
158 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
160 // Metrics for bitmap & vector based glyphs are different
161 mImpl->mMetrics->SetGlyphType( glyphType );
163 // Clear the font-specific data
166 mImpl->RequestRelayout();
169 void Controller::SetMarkupProcessorEnabled( bool enable )
171 mImpl->mMarkupProcessorEnabled = enable;
174 bool Controller::IsMarkupProcessorEnabled() const
176 return mImpl->mMarkupProcessorEnabled;
179 void Controller::SetAutoScrollEnabled( bool enable )
181 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled[%s] SingleBox[%s]-> [%p]\n", (enable)?"true":"false", ( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX)?"true":"false", this );
183 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
187 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
188 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
198 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
199 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
206 mImpl->mIsAutoScrollEnabled = enable;
207 mImpl->RequestRelayout();
211 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
212 mImpl->mIsAutoScrollEnabled = false;
216 bool Controller::IsAutoScrollEnabled() const
218 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
220 return mImpl->mIsAutoScrollEnabled;
223 CharacterDirection Controller::GetAutoScrollDirection() const
225 return mImpl->mIsTextDirectionRTL;
228 float Controller::GetAutoScrollLineAlignment() const
232 if( mImpl->mModel->mVisualModel &&
233 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
235 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
241 void Controller::SetHorizontalScrollEnabled( bool enable )
243 if( ( NULL != mImpl->mEventData ) &&
244 mImpl->mEventData->mDecorator )
246 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
249 bool Controller::IsHorizontalScrollEnabled() const
251 if( ( NULL != mImpl->mEventData ) &&
252 mImpl->mEventData->mDecorator )
254 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
260 void Controller::SetVerticalScrollEnabled( bool enable )
262 if( ( NULL != mImpl->mEventData ) &&
263 mImpl->mEventData->mDecorator )
265 if( mImpl->mEventData->mDecorator )
267 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
272 bool Controller::IsVerticalScrollEnabled() const
274 if( ( NULL != mImpl->mEventData ) &&
275 mImpl->mEventData->mDecorator )
277 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
283 void Controller::SetSmoothHandlePanEnabled( bool enable )
285 if( ( NULL != mImpl->mEventData ) &&
286 mImpl->mEventData->mDecorator )
288 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
292 bool Controller::IsSmoothHandlePanEnabled() const
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
303 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
305 mImpl->mMaximumNumberOfCharacters = maxCharacters;
308 int Controller::GetMaximumNumberOfCharacters()
310 return mImpl->mMaximumNumberOfCharacters;
313 void Controller::SetEnableCursorBlink( bool enable )
315 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
317 if( NULL != mImpl->mEventData )
319 mImpl->mEventData->mCursorBlinkEnabled = enable;
322 mImpl->mEventData->mDecorator )
324 mImpl->mEventData->mDecorator->StopCursorBlink();
329 bool Controller::GetEnableCursorBlink() const
331 if( NULL != mImpl->mEventData )
333 return mImpl->mEventData->mCursorBlinkEnabled;
339 void Controller::SetMultiLineEnabled( bool enable )
341 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
343 if( layout != mImpl->mLayoutEngine.GetLayout() )
345 // Set the layout type.
346 mImpl->mLayoutEngine.SetLayout( layout );
348 // Set the flags to redo the layout operations
349 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
354 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
355 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
357 mImpl->RequestRelayout();
361 bool Controller::IsMultiLineEnabled() const
363 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
366 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
368 if( alignment != mImpl->mModel->mHorizontalAlignment )
370 // Set the alignment.
371 mImpl->mModel->mHorizontalAlignment = alignment;
373 // Set the flag to redo the alignment operation.
374 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
376 mImpl->RequestRelayout();
380 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
382 return mImpl->mModel->mHorizontalAlignment;
385 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
387 if( alignment != mImpl->mModel->mVerticalAlignment )
389 // Set the alignment.
390 mImpl->mModel->mVerticalAlignment = alignment;
392 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
394 mImpl->RequestRelayout();
398 VerticalAlignment::Type Controller::GetVerticalAlignment() const
400 return mImpl->mModel->mVerticalAlignment;
403 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
405 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
407 // Set the text wrap mode.
408 mImpl->mModel->mLineWrapMode = lineWrapMode;
411 // Update Text layout for applying wrap mode
412 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
417 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
418 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
419 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
422 mImpl->RequestRelayout();
426 Text::LineWrap::Mode Controller::GetLineWrapMode() const
428 return mImpl->mModel->mLineWrapMode;
431 void Controller::SetTextElideEnabled( bool enabled )
433 mImpl->mModel->mElideEnabled = enabled;
436 bool Controller::IsTextElideEnabled() const
438 return mImpl->mModel->mElideEnabled;
441 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
443 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
444 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
446 // Update placeholder if there is no text
447 if( mImpl->IsShowingPlaceholderText() ||
448 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
450 ShowPlaceholderText();
454 bool Controller::IsPlaceholderTextElideEnabled() const
456 return mImpl->mEventData->mIsPlaceholderElideEnabled;
459 void Controller::SetSelectionEnabled( bool enabled )
461 mImpl->mEventData->mSelectionEnabled = enabled;
464 bool Controller::IsSelectionEnabled() const
466 return mImpl->mEventData->mSelectionEnabled;
469 void Controller::SetShiftSelectionEnabled( bool enabled )
471 mImpl->mEventData->mShiftSelectionFlag = enabled;
474 bool Controller::IsShiftSelectionEnabled() const
476 return mImpl->mEventData->mShiftSelectionFlag;
479 void Controller::SetGrabHandleEnabled( bool enabled )
481 mImpl->mEventData->mGrabHandleEnabled = enabled;
484 bool Controller::IsGrabHandleEnabled() const
486 return mImpl->mEventData->mGrabHandleEnabled;
491 void Controller::SetText( const std::string& text )
493 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
495 // Reset keyboard as text changed
496 mImpl->ResetImfManager();
498 // Remove the previously set text and style.
504 CharacterIndex lastCursorIndex = 0u;
506 if( NULL != mImpl->mEventData )
508 // If popup shown then hide it by switching to Editing state
509 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
510 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
511 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
512 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
514 mImpl->ChangeState( EventData::EDITING );
520 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
522 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
523 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
525 Length textSize = 0u;
526 const uint8_t* utf8 = NULL;
527 if( mImpl->mMarkupProcessorEnabled )
529 ProcessMarkupString( text, markupProcessData );
530 textSize = markupProcessData.markupProcessedText.size();
532 // This is a bit horrible but std::string returns a (signed) char*
533 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
537 textSize = text.size();
539 // This is a bit horrible but std::string returns a (signed) char*
540 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
543 // Convert text into UTF-32
544 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
545 utf32Characters.Resize( textSize );
547 // Transform a text array encoded in utf8 into an array encoded in utf32.
548 // It returns the actual number of characters.
549 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
550 utf32Characters.Resize( characterCount );
552 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
553 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
555 // The characters to be added.
556 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
558 // To reset the cursor position
559 lastCursorIndex = characterCount;
561 // Update the rest of the model during size negotiation
562 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
564 // The natural size needs to be re-calculated.
565 mImpl->mRecalculateNaturalSize = true;
567 // The text direction needs to be updated.
568 mImpl->mUpdateTextDirection = true;
570 // Apply modifications to the model
571 mImpl->mOperationsPending = ALL_OPERATIONS;
575 ShowPlaceholderText();
578 // Resets the cursor position.
579 ResetCursorPosition( lastCursorIndex );
581 // Scrolls the text to make the cursor visible.
582 ResetScrollPosition();
584 mImpl->RequestRelayout();
586 if( NULL != mImpl->mEventData )
588 // Cancel previously queued events
589 mImpl->mEventData->mEventQueue.clear();
592 // Do this last since it provides callbacks into application code.
593 if( NULL != mImpl->mEditableControlInterface )
595 mImpl->mEditableControlInterface->TextChanged();
599 void Controller::GetText( std::string& text ) const
601 if( !mImpl->IsShowingPlaceholderText() )
603 // Retrieves the text string.
604 mImpl->GetText( 0u, text );
608 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
612 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
614 if( NULL != mImpl->mEventData )
616 if( PLACEHOLDER_TYPE_INACTIVE == type )
618 mImpl->mEventData->mPlaceholderTextInactive = text;
622 mImpl->mEventData->mPlaceholderTextActive = text;
625 // Update placeholder if there is no text
626 if( mImpl->IsShowingPlaceholderText() ||
627 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
629 ShowPlaceholderText();
634 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
636 if( NULL != mImpl->mEventData )
638 if( PLACEHOLDER_TYPE_INACTIVE == type )
640 text = mImpl->mEventData->mPlaceholderTextInactive;
644 text = mImpl->mEventData->mPlaceholderTextActive;
649 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
651 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
653 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
655 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
656 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
660 mImpl->RequestRelayout();
664 void Controller::RetrieveSelection( std::string& selectedText )
666 mImpl->RetrieveSelection( selectedText, false );
669 void Controller::SetSelection( int start, int end )
671 mImpl->SetSelection( start, end );
674 void Controller::CopyStringToClipboard( std::string& source )
676 mImpl->CopyStringToClipboard( source );
679 void Controller::SendSelectionToClipboard( bool deleteAfterSending )
681 mImpl->SendSelectionToClipboard( deleteAfterSending );
684 // public : Default style & Input style
686 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
688 if( NULL == mImpl->mFontDefaults )
690 mImpl->mFontDefaults = new FontDefaults();
693 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
694 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
695 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
697 // Clear the font-specific data
700 mImpl->RequestRelayout();
703 const std::string& Controller::GetDefaultFontFamily() const
705 if( NULL != mImpl->mFontDefaults )
707 return mImpl->mFontDefaults->mFontDescription.family;
713 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
715 if( NULL != mImpl->mEventData )
717 if( NULL == mImpl->mEventData->mPlaceholderFont )
719 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
722 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
723 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
724 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
726 mImpl->RequestRelayout();
730 const std::string& Controller::GetPlaceholderFontFamily() const
732 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
734 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
740 void Controller::SetDefaultFontWeight( FontWeight weight )
742 if( NULL == mImpl->mFontDefaults )
744 mImpl->mFontDefaults = new FontDefaults();
747 mImpl->mFontDefaults->mFontDescription.weight = weight;
748 mImpl->mFontDefaults->weightDefined = true;
750 // Clear the font-specific data
753 mImpl->RequestRelayout();
756 bool Controller::IsDefaultFontWeightDefined() const
758 if( NULL != mImpl->mFontDefaults )
760 return mImpl->mFontDefaults->weightDefined;
766 FontWeight Controller::GetDefaultFontWeight() const
768 if( NULL != mImpl->mFontDefaults )
770 return mImpl->mFontDefaults->mFontDescription.weight;
773 return TextAbstraction::FontWeight::NORMAL;
776 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
778 if( NULL != mImpl->mEventData )
780 if( NULL == mImpl->mEventData->mPlaceholderFont )
782 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
785 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
786 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
788 mImpl->RequestRelayout();
792 bool Controller::IsPlaceholderTextFontWeightDefined() const
794 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
796 return mImpl->mEventData->mPlaceholderFont->weightDefined;
801 FontWeight Controller::GetPlaceholderTextFontWeight() const
803 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
805 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
808 return TextAbstraction::FontWeight::NORMAL;
811 void Controller::SetDefaultFontWidth( FontWidth width )
813 if( NULL == mImpl->mFontDefaults )
815 mImpl->mFontDefaults = new FontDefaults();
818 mImpl->mFontDefaults->mFontDescription.width = width;
819 mImpl->mFontDefaults->widthDefined = true;
821 // Clear the font-specific data
824 mImpl->RequestRelayout();
827 bool Controller::IsDefaultFontWidthDefined() const
829 if( NULL != mImpl->mFontDefaults )
831 return mImpl->mFontDefaults->widthDefined;
837 FontWidth Controller::GetDefaultFontWidth() const
839 if( NULL != mImpl->mFontDefaults )
841 return mImpl->mFontDefaults->mFontDescription.width;
844 return TextAbstraction::FontWidth::NORMAL;
847 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
849 if( NULL != mImpl->mEventData )
851 if( NULL == mImpl->mEventData->mPlaceholderFont )
853 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
856 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
857 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
859 mImpl->RequestRelayout();
863 bool Controller::IsPlaceholderTextFontWidthDefined() const
865 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
867 return mImpl->mEventData->mPlaceholderFont->widthDefined;
872 FontWidth Controller::GetPlaceholderTextFontWidth() const
874 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
876 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
879 return TextAbstraction::FontWidth::NORMAL;
882 void Controller::SetDefaultFontSlant( FontSlant slant )
884 if( NULL == mImpl->mFontDefaults )
886 mImpl->mFontDefaults = new FontDefaults();
889 mImpl->mFontDefaults->mFontDescription.slant = slant;
890 mImpl->mFontDefaults->slantDefined = true;
892 // Clear the font-specific data
895 mImpl->RequestRelayout();
898 bool Controller::IsDefaultFontSlantDefined() const
900 if( NULL != mImpl->mFontDefaults )
902 return mImpl->mFontDefaults->slantDefined;
907 FontSlant Controller::GetDefaultFontSlant() const
909 if( NULL != mImpl->mFontDefaults )
911 return mImpl->mFontDefaults->mFontDescription.slant;
914 return TextAbstraction::FontSlant::NORMAL;
917 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
919 if( NULL != mImpl->mEventData )
921 if( NULL == mImpl->mEventData->mPlaceholderFont )
923 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
926 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
927 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
929 mImpl->RequestRelayout();
933 bool Controller::IsPlaceholderTextFontSlantDefined() const
935 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
937 return mImpl->mEventData->mPlaceholderFont->slantDefined;
942 FontSlant Controller::GetPlaceholderTextFontSlant() const
944 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
946 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
949 return TextAbstraction::FontSlant::NORMAL;
952 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
954 if( NULL == mImpl->mFontDefaults )
956 mImpl->mFontDefaults = new FontDefaults();
963 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
964 mImpl->mFontDefaults->sizeDefined = true;
969 // Point size = Pixel size * 72.f / DPI
970 unsigned int horizontalDpi = 0u;
971 unsigned int verticalDpi = 0u;
972 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
973 fontClient.GetDpi( horizontalDpi, verticalDpi );
975 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
976 mImpl->mFontDefaults->sizeDefined = true;
981 // Clear the font-specific data
984 mImpl->RequestRelayout();
987 float Controller::GetDefaultFontSize( FontSizeType type ) const
990 if( NULL != mImpl->mFontDefaults )
996 value = mImpl->mFontDefaults->mDefaultPointSize;
1001 // Pixel size = Point size * DPI / 72.f
1002 unsigned int horizontalDpi = 0u;
1003 unsigned int verticalDpi = 0u;
1004 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1005 fontClient.GetDpi( horizontalDpi, verticalDpi );
1007 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1017 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
1019 if( NULL != mImpl->mEventData )
1021 if( NULL == mImpl->mEventData->mPlaceholderFont )
1023 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1030 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1031 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1032 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1037 // Point size = Pixel size * 72.f / DPI
1038 unsigned int horizontalDpi = 0u;
1039 unsigned int verticalDpi = 0u;
1040 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1041 fontClient.GetDpi( horizontalDpi, verticalDpi );
1043 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1044 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1045 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1050 mImpl->RequestRelayout();
1054 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1057 if( NULL != mImpl->mEventData )
1063 if( NULL != mImpl->mEventData->mPlaceholderFont )
1065 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1069 // If the placeholder text font size is not set, then return the default font size.
1070 value = GetDefaultFontSize( POINT_SIZE );
1076 if( NULL != mImpl->mEventData->mPlaceholderFont )
1078 // Pixel size = Point size * DPI / 72.f
1079 unsigned int horizontalDpi = 0u;
1080 unsigned int verticalDpi = 0u;
1081 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1082 fontClient.GetDpi( horizontalDpi, verticalDpi );
1084 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1088 // If the placeholder text font size is not set, then return the default font size.
1089 value = GetDefaultFontSize( PIXEL_SIZE );
1100 void Controller::SetDefaultColor( const Vector4& color )
1102 mImpl->mTextColor = color;
1104 if( !mImpl->IsShowingPlaceholderText() )
1106 mImpl->mModel->mVisualModel->SetTextColor( color );
1108 mImpl->RequestRelayout();
1112 const Vector4& Controller::GetDefaultColor() const
1114 return mImpl->mTextColor;
1117 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1119 if( NULL != mImpl->mEventData )
1121 mImpl->mEventData->mPlaceholderTextColor = textColor;
1124 if( mImpl->IsShowingPlaceholderText() )
1126 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1127 mImpl->RequestRelayout();
1131 const Vector4& Controller::GetPlaceholderTextColor() const
1133 if( NULL != mImpl->mEventData )
1135 return mImpl->mEventData->mPlaceholderTextColor;
1138 return Color::BLACK;
1141 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1143 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1145 mImpl->RequestRelayout();
1148 const Vector2& Controller::GetShadowOffset() const
1150 return mImpl->mModel->mVisualModel->GetShadowOffset();
1153 void Controller::SetShadowColor( const Vector4& shadowColor )
1155 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1157 mImpl->RequestRelayout();
1160 const Vector4& Controller::GetShadowColor() const
1162 return mImpl->mModel->mVisualModel->GetShadowColor();
1165 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1167 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1169 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1171 mImpl->RequestRelayout();
1175 const float& Controller::GetShadowBlurRadius() const
1177 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1180 void Controller::SetUnderlineColor( const Vector4& color )
1182 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1184 mImpl->RequestRelayout();
1187 const Vector4& Controller::GetUnderlineColor() const
1189 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1192 void Controller::SetUnderlineEnabled( bool enabled )
1194 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1196 mImpl->RequestRelayout();
1199 bool Controller::IsUnderlineEnabled() const
1201 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1204 void Controller::SetUnderlineHeight( float height )
1206 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1208 mImpl->RequestRelayout();
1211 float Controller::GetUnderlineHeight() const
1213 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1216 void Controller::SetOutlineColor( const Vector4& color )
1218 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1220 mImpl->RequestRelayout();
1223 const Vector4& Controller::GetOutlineColor() const
1225 return mImpl->mModel->mVisualModel->GetOutlineColor();
1228 void Controller::SetOutlineWidth( unsigned int width )
1230 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1232 mImpl->RequestRelayout();
1235 unsigned int Controller::GetOutlineWidth() const
1237 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1240 void Controller::SetBackgroundColor( const Vector4& color )
1242 mImpl->mModel->mVisualModel->SetBackgroundColor( color );
1244 mImpl->RequestRelayout();
1247 const Vector4& Controller::GetBackgroundColor() const
1249 return mImpl->mModel->mVisualModel->GetBackgroundColor();
1252 void Controller::SetBackgroundEnabled( bool enabled )
1254 mImpl->mModel->mVisualModel->SetBackgroundEnabled( enabled );
1256 mImpl->RequestRelayout();
1259 bool Controller::IsBackgroundEnabled() const
1261 return mImpl->mModel->mVisualModel->IsBackgroundEnabled();
1264 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1266 if( NULL == mImpl->mEmbossDefaults )
1268 mImpl->mEmbossDefaults = new EmbossDefaults();
1271 mImpl->mEmbossDefaults->properties = embossProperties;
1274 const std::string& Controller::GetDefaultEmbossProperties() const
1276 if( NULL != mImpl->mEmbossDefaults )
1278 return mImpl->mEmbossDefaults->properties;
1281 return EMPTY_STRING;
1284 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1286 if( NULL == mImpl->mOutlineDefaults )
1288 mImpl->mOutlineDefaults = new OutlineDefaults();
1291 mImpl->mOutlineDefaults->properties = outlineProperties;
1294 const std::string& Controller::GetDefaultOutlineProperties() const
1296 if( NULL != mImpl->mOutlineDefaults )
1298 return mImpl->mOutlineDefaults->properties;
1301 return EMPTY_STRING;
1304 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1306 if( std::abs(lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000 )
1308 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1309 mImpl->mRecalculateNaturalSize = true;
1315 float Controller::GetDefaultLineSpacing() const
1317 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1320 void Controller::SetInputColor( const Vector4& color )
1322 if( NULL != mImpl->mEventData )
1324 mImpl->mEventData->mInputStyle.textColor = color;
1325 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1327 if( EventData::SELECTING == mImpl->mEventData->mState )
1329 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1331 // Get start and end position of selection
1332 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1333 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1335 // Add the color run.
1336 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1337 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1339 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1340 colorRun.color = color;
1341 colorRun.characterRun.characterIndex = startOfSelectedText;
1342 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1344 // Request to relayout.
1345 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1346 mImpl->RequestRelayout();
1348 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1349 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1350 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1355 const Vector4& Controller::GetInputColor() const
1357 if( NULL != mImpl->mEventData )
1359 return mImpl->mEventData->mInputStyle.textColor;
1362 // Return the default text's color if there is no EventData.
1363 return mImpl->mTextColor;
1367 void Controller::SetInputFontFamily( const std::string& fontFamily )
1369 if( NULL != mImpl->mEventData )
1371 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1372 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1374 if( EventData::SELECTING == mImpl->mEventData->mState )
1376 CharacterIndex startOfSelectedText = 0u;
1377 Length lengthOfSelectedText = 0u;
1378 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1379 mImpl->mModel->mLogicalModel,
1380 startOfSelectedText,
1381 lengthOfSelectedText );
1383 fontDescriptionRun.familyLength = fontFamily.size();
1384 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1385 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1386 fontDescriptionRun.familyDefined = true;
1388 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1390 // Request to relayout.
1391 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1396 UPDATE_LAYOUT_SIZE |
1399 mImpl->mRecalculateNaturalSize = true;
1400 mImpl->RequestRelayout();
1402 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1403 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1404 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1406 // As the font changes, recalculate the handle positions is needed.
1407 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1408 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1409 mImpl->mEventData->mUpdateHighlightBox = true;
1410 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1415 const std::string& Controller::GetInputFontFamily() const
1417 if( NULL != mImpl->mEventData )
1419 return mImpl->mEventData->mInputStyle.familyName;
1422 // Return the default font's family if there is no EventData.
1423 return GetDefaultFontFamily();
1426 void Controller::SetInputFontWeight( FontWeight weight )
1428 if( NULL != mImpl->mEventData )
1430 mImpl->mEventData->mInputStyle.weight = weight;
1431 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1433 if( EventData::SELECTING == mImpl->mEventData->mState )
1435 CharacterIndex startOfSelectedText = 0u;
1436 Length lengthOfSelectedText = 0u;
1437 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1438 mImpl->mModel->mLogicalModel,
1439 startOfSelectedText,
1440 lengthOfSelectedText );
1442 fontDescriptionRun.weight = weight;
1443 fontDescriptionRun.weightDefined = true;
1445 // Request to relayout.
1446 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1451 UPDATE_LAYOUT_SIZE |
1454 mImpl->mRecalculateNaturalSize = true;
1455 mImpl->RequestRelayout();
1457 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1458 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1459 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1461 // As the font might change, recalculate the handle positions is needed.
1462 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1463 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1464 mImpl->mEventData->mUpdateHighlightBox = true;
1465 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1470 bool Controller::IsInputFontWeightDefined() const
1472 bool defined = false;
1474 if( NULL != mImpl->mEventData )
1476 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1482 FontWeight Controller::GetInputFontWeight() const
1484 if( NULL != mImpl->mEventData )
1486 return mImpl->mEventData->mInputStyle.weight;
1489 return GetDefaultFontWeight();
1492 void Controller::SetInputFontWidth( FontWidth width )
1494 if( NULL != mImpl->mEventData )
1496 mImpl->mEventData->mInputStyle.width = width;
1497 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1499 if( EventData::SELECTING == mImpl->mEventData->mState )
1501 CharacterIndex startOfSelectedText = 0u;
1502 Length lengthOfSelectedText = 0u;
1503 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1504 mImpl->mModel->mLogicalModel,
1505 startOfSelectedText,
1506 lengthOfSelectedText );
1508 fontDescriptionRun.width = width;
1509 fontDescriptionRun.widthDefined = true;
1511 // Request to relayout.
1512 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1517 UPDATE_LAYOUT_SIZE |
1520 mImpl->mRecalculateNaturalSize = true;
1521 mImpl->RequestRelayout();
1523 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1524 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1525 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1527 // As the font might change, recalculate the handle positions is needed.
1528 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1529 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1530 mImpl->mEventData->mUpdateHighlightBox = true;
1531 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1536 bool Controller::IsInputFontWidthDefined() const
1538 bool defined = false;
1540 if( NULL != mImpl->mEventData )
1542 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1548 FontWidth Controller::GetInputFontWidth() const
1550 if( NULL != mImpl->mEventData )
1552 return mImpl->mEventData->mInputStyle.width;
1555 return GetDefaultFontWidth();
1558 void Controller::SetInputFontSlant( FontSlant slant )
1560 if( NULL != mImpl->mEventData )
1562 mImpl->mEventData->mInputStyle.slant = slant;
1563 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1565 if( EventData::SELECTING == mImpl->mEventData->mState )
1567 CharacterIndex startOfSelectedText = 0u;
1568 Length lengthOfSelectedText = 0u;
1569 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1570 mImpl->mModel->mLogicalModel,
1571 startOfSelectedText,
1572 lengthOfSelectedText );
1574 fontDescriptionRun.slant = slant;
1575 fontDescriptionRun.slantDefined = true;
1577 // Request to relayout.
1578 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1583 UPDATE_LAYOUT_SIZE |
1586 mImpl->mRecalculateNaturalSize = true;
1587 mImpl->RequestRelayout();
1589 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1590 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1591 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1593 // As the font might change, recalculate the handle positions is needed.
1594 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1595 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1596 mImpl->mEventData->mUpdateHighlightBox = true;
1597 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1602 bool Controller::IsInputFontSlantDefined() const
1604 bool defined = false;
1606 if( NULL != mImpl->mEventData )
1608 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1614 FontSlant Controller::GetInputFontSlant() const
1616 if( NULL != mImpl->mEventData )
1618 return mImpl->mEventData->mInputStyle.slant;
1621 return GetDefaultFontSlant();
1624 void Controller::SetInputFontPointSize( float size )
1626 if( NULL != mImpl->mEventData )
1628 mImpl->mEventData->mInputStyle.size = size;
1629 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1631 if( EventData::SELECTING == mImpl->mEventData->mState )
1633 CharacterIndex startOfSelectedText = 0u;
1634 Length lengthOfSelectedText = 0u;
1635 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1636 mImpl->mModel->mLogicalModel,
1637 startOfSelectedText,
1638 lengthOfSelectedText );
1640 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1641 fontDescriptionRun.sizeDefined = true;
1643 // Request to relayout.
1644 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1649 UPDATE_LAYOUT_SIZE |
1652 mImpl->mRecalculateNaturalSize = true;
1653 mImpl->RequestRelayout();
1655 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1656 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1657 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1659 // As the font might change, recalculate the handle positions is needed.
1660 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1661 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1662 mImpl->mEventData->mUpdateHighlightBox = true;
1663 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1668 float Controller::GetInputFontPointSize() const
1670 if( NULL != mImpl->mEventData )
1672 return mImpl->mEventData->mInputStyle.size;
1675 // Return the default font's point size if there is no EventData.
1676 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1679 void Controller::SetInputLineSpacing( float lineSpacing )
1681 if( NULL != mImpl->mEventData )
1683 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1684 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1688 float Controller::GetInputLineSpacing() const
1690 if( NULL != mImpl->mEventData )
1692 return mImpl->mEventData->mInputStyle.lineSpacing;
1698 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1700 if( NULL != mImpl->mEventData )
1702 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1706 const std::string& Controller::GetInputShadowProperties() const
1708 if( NULL != mImpl->mEventData )
1710 return mImpl->mEventData->mInputStyle.shadowProperties;
1713 return EMPTY_STRING;
1716 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1718 if( NULL != mImpl->mEventData )
1720 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1724 const std::string& Controller::GetInputUnderlineProperties() const
1726 if( NULL != mImpl->mEventData )
1728 return mImpl->mEventData->mInputStyle.underlineProperties;
1731 return EMPTY_STRING;
1734 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1736 if( NULL != mImpl->mEventData )
1738 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1742 const std::string& Controller::GetInputEmbossProperties() const
1744 if( NULL != mImpl->mEventData )
1746 return mImpl->mEventData->mInputStyle.embossProperties;
1749 return GetDefaultEmbossProperties();
1752 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1754 if( NULL != mImpl->mEventData )
1756 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1760 const std::string& Controller::GetInputOutlineProperties() const
1762 if( NULL != mImpl->mEventData )
1764 return mImpl->mEventData->mInputStyle.outlineProperties;
1767 return GetDefaultOutlineProperties();
1770 void Controller::SetInputModePassword( bool passwordInput )
1772 if( NULL != mImpl->mEventData )
1774 mImpl->mEventData->mPasswordInput = passwordInput;
1778 bool Controller::IsInputModePassword()
1780 if( NULL != mImpl->mEventData )
1782 return mImpl->mEventData->mPasswordInput;
1787 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1789 if( NULL != mImpl->mEventData )
1791 mImpl->mEventData->mDoubleTapAction = action;
1795 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1797 NoTextTap::Action action = NoTextTap::NO_ACTION;
1799 if( NULL != mImpl->mEventData )
1801 action = mImpl->mEventData->mDoubleTapAction;
1807 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1809 if( NULL != mImpl->mEventData )
1811 mImpl->mEventData->mLongPressAction = action;
1815 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1817 NoTextTap::Action action = NoTextTap::NO_ACTION;
1819 if( NULL != mImpl->mEventData )
1821 action = mImpl->mEventData->mLongPressAction;
1827 bool Controller::IsUnderlineSetByString()
1829 return mImpl->mUnderlineSetByString;
1832 void Controller::UnderlineSetByString( bool setByString )
1834 mImpl->mUnderlineSetByString = setByString;
1837 bool Controller::IsShadowSetByString()
1839 return mImpl->mShadowSetByString;
1842 void Controller::ShadowSetByString( bool setByString )
1844 mImpl->mShadowSetByString = setByString;
1847 bool Controller::IsOutlineSetByString()
1849 return mImpl->mOutlineSetByString;
1852 void Controller::OutlineSetByString( bool setByString )
1854 mImpl->mOutlineSetByString = setByString;
1857 bool Controller::IsFontStyleSetByString()
1859 return mImpl->mFontStyleSetByString;
1862 void Controller::FontStyleSetByString( bool setByString )
1864 mImpl->mFontStyleSetByString = setByString;
1867 // public : Queries & retrieves.
1869 Layout::Engine& Controller::GetLayoutEngine()
1871 return mImpl->mLayoutEngine;
1874 View& Controller::GetView()
1876 return mImpl->mView;
1879 Vector3 Controller::GetNaturalSize()
1881 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1882 Vector3 naturalSize;
1884 // Make sure the model is up-to-date before layouting
1885 ProcessModifyEvents();
1887 if( mImpl->mRecalculateNaturalSize )
1889 // Operations that can be done only once until the text changes.
1890 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1897 GET_GLYPH_METRICS );
1899 // Set the update info to relayout the whole text.
1900 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1901 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1903 // Make sure the model is up-to-date before layouting
1904 mImpl->UpdateModel( onlyOnceOperations );
1906 // Layout the text for the new width.
1907 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1909 // Store the actual control's size to restore later.
1910 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1912 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1913 static_cast<OperationsMask>( onlyOnceOperations |
1915 naturalSize.GetVectorXY() );
1917 // Do not do again the only once operations.
1918 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1920 // Do the size related operations again.
1921 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1924 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1926 // Stores the natural size to avoid recalculate it again
1927 // unless the text/style changes.
1928 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1930 mImpl->mRecalculateNaturalSize = false;
1932 // Clear the update info. This info will be set the next time the text is updated.
1933 mImpl->mTextUpdateInfo.Clear();
1934 mImpl->mTextUpdateInfo.mClearAll = true;
1936 // Restore the actual control's size.
1937 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1939 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1943 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1945 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1948 naturalSize.x = ConvertToEven( naturalSize.x );
1949 naturalSize.y = ConvertToEven( naturalSize.y );
1954 float Controller::GetHeightForWidth( float width )
1956 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1957 // Make sure the model is up-to-date before layouting
1958 ProcessModifyEvents();
1961 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1962 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1963 mImpl->mTextUpdateInfo.mClearAll )
1965 // Operations that can be done only once until the text changes.
1966 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1973 GET_GLYPH_METRICS );
1975 // Set the update info to relayout the whole text.
1976 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1977 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1979 // Make sure the model is up-to-date before layouting
1980 mImpl->UpdateModel( onlyOnceOperations );
1983 // Layout the text for the new width.
1984 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1986 // Store the actual control's width.
1987 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1989 DoRelayout( Size( width, MAX_FLOAT ),
1990 static_cast<OperationsMask>( onlyOnceOperations |
1994 // Do not do again the only once operations.
1995 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1997 // Do the size related operations again.
1998 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
2002 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
2004 // Clear the update info. This info will be set the next time the text is updated.
2005 mImpl->mTextUpdateInfo.Clear();
2007 // Restore the actual control's width.
2008 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
2010 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
2014 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
2015 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
2018 return layoutSize.height;
2021 int Controller::GetLineCount( float width )
2023 GetHeightForWidth( width );
2024 int numberofLines = mImpl->mModel->GetNumberOfLines();
2025 return numberofLines;
2028 const ModelInterface* const Controller::GetTextModel() const
2030 return mImpl->mModel.Get();
2033 float Controller::GetScrollAmountByUserInput()
2035 float scrollAmount = 0.0f;
2037 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
2039 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
2040 mImpl->mEventData->mCheckScrollAmount = false;
2042 return scrollAmount;
2045 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
2047 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
2050 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
2051 layoutHeight = layout.height;
2052 scrollPosition = mImpl->mModel->mScrollPosition.y;
2053 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2057 void Controller::SetHiddenInputOption(const Property::Map& options )
2059 if( NULL == mImpl->mHiddenInput )
2061 mImpl->mHiddenInput = new HiddenText( this );
2063 mImpl->mHiddenInput->SetProperties(options);
2066 void Controller::GetHiddenInputOption(Property::Map& options )
2068 if( NULL != mImpl->mHiddenInput )
2070 mImpl->mHiddenInput->GetProperties(options);
2074 void Controller::SetPlaceholderProperty( const Property::Map& map )
2076 const Property::Map::SizeType count = map.Count();
2078 for( Property::Map::SizeType position = 0; position < count; ++position )
2080 KeyValuePair keyValue = map.GetKeyValue( position );
2081 Property::Key& key = keyValue.first;
2082 Property::Value& value = keyValue.second;
2084 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2086 std::string text = "";
2088 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2090 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2092 std::string text = "";
2094 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2096 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2099 value.Get( textColor );
2100 if( GetPlaceholderTextColor() != textColor )
2102 SetPlaceholderTextColor( textColor );
2105 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2107 std::string fontFamily = "";
2108 value.Get( fontFamily );
2109 SetPlaceholderFontFamily( fontFamily );
2111 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2113 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2115 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2118 value.Get( pointSize );
2119 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2121 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2124 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2127 value.Get( pixelSize );
2128 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2130 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2133 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2136 value.Get( ellipsis );
2137 SetPlaceholderTextElideEnabled( ellipsis );
2142 void Controller::GetPlaceholderProperty( Property::Map& map )
2144 if( NULL != mImpl->mEventData )
2146 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2148 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2150 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2152 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2155 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2156 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2158 Property::Value fontStyleMapGet;
2159 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2160 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2162 // Choose font size : POINT_SIZE or PIXEL_SIZE
2163 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2165 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2169 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2172 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2174 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2179 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2181 // Make sure the model is up-to-date before layouting
2182 ProcessModifyEvents();
2184 if ( mImpl->mUpdateTextDirection )
2186 // Operations that can be done only once until the text changes.
2187 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2194 GET_GLYPH_METRICS );
2196 // Set the update info to relayout the whole text.
2197 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2198 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2200 // Make sure the model is up-to-date before layouting
2201 mImpl->UpdateModel( onlyOnceOperations );
2203 Vector3 naturalSize;
2204 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2205 static_cast<OperationsMask>( onlyOnceOperations |
2206 LAYOUT | REORDER | UPDATE_DIRECTION ),
2207 naturalSize.GetVectorXY() );
2209 // Do not do again the only once operations.
2210 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2212 // Clear the update info. This info will be set the next time the text is updated.
2213 mImpl->mTextUpdateInfo.Clear();
2215 mImpl->mUpdateTextDirection = false;
2218 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2221 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2223 return mImpl->mModel->GetVerticalLineAlignment();
2226 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2228 mImpl->mModel->mVerticalLineAlignment = alignment;
2231 // public : Relayout.
2233 Controller::UpdateTextType Controller::Relayout( const Size& size )
2235 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2237 UpdateTextType updateTextType = NONE_UPDATED;
2239 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2241 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2243 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2244 updateTextType = MODEL_UPDATED;
2247 // Clear the update info. This info will be set the next time the text is updated.
2248 mImpl->mTextUpdateInfo.Clear();
2250 // Not worth to relayout if width or height is equal to zero.
2251 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2253 return updateTextType;
2256 // Whether a new size has been set.
2257 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2261 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2263 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2264 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2265 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2267 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2270 // Layout operations that need to be done if the size changes.
2271 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2274 UPDATE_LAYOUT_SIZE |
2276 // Set the update info to relayout the whole text.
2277 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2278 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2280 // Store the size used to layout the text.
2281 mImpl->mModel->mVisualModel->mControlSize = size;
2284 // Whether there are modify events.
2285 if( 0u != mImpl->mModifyEvents.Count() )
2287 // Style operations that need to be done if the text is modified.
2288 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2292 // Set the update info to elide the text.
2293 if( mImpl->mModel->mElideEnabled ||
2294 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2296 // Update Text layout for applying elided
2297 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2300 UPDATE_LAYOUT_SIZE |
2302 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2303 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2306 // Make sure the model is up-to-date before layouting.
2307 ProcessModifyEvents();
2308 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2312 updated = DoRelayout( size,
2313 mImpl->mOperationsPending,
2314 layoutSize ) || updated;
2318 updateTextType = MODEL_UPDATED;
2321 // Do not re-do any operation until something changes.
2322 mImpl->mOperationsPending = NO_OPERATION;
2323 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2325 // Whether the text control is editable
2326 const bool isEditable = NULL != mImpl->mEventData;
2328 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2330 if( newSize && isEditable )
2332 offset = mImpl->mModel->mScrollPosition;
2335 if( !isEditable || !IsMultiLineEnabled() )
2337 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2338 CalculateVerticalOffset( size );
2345 // If there is a new size, the scroll position needs to be clamped.
2346 mImpl->ClampHorizontalScroll( layoutSize );
2348 // Update the decorator's positions is needed if there is a new size.
2349 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2352 // Move the cursor, grab handle etc.
2353 if( mImpl->ProcessInputEvents() )
2355 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2359 // Clear the update info. This info will be set the next time the text is updated.
2360 mImpl->mTextUpdateInfo.Clear();
2361 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2363 return updateTextType;
2366 void Controller::RequestRelayout()
2368 mImpl->RequestRelayout();
2371 // public : Input style change signals.
2373 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2375 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2378 void Controller::ProcessInputStyleChangedSignals()
2380 if( NULL == mImpl->mEventData )
2386 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2387 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2391 const InputStyle::Mask mask = *it;
2393 if( NULL != mImpl->mEditableControlInterface )
2395 // Emit the input style changed signal.
2396 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2400 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2403 // public : Text-input Event Queuing.
2405 void Controller::KeyboardFocusGainEvent()
2407 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2409 if( NULL != mImpl->mEventData )
2411 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2412 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2414 mImpl->ChangeState( EventData::EDITING );
2415 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2416 mImpl->mEventData->mUpdateInputStyle = true;
2418 mImpl->NotifyImfMultiLineStatus();
2419 if( mImpl->IsShowingPlaceholderText() )
2421 // Show alternative placeholder-text when editing
2422 ShowPlaceholderText();
2425 mImpl->RequestRelayout();
2429 void Controller::KeyboardFocusLostEvent()
2431 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2433 if( NULL != mImpl->mEventData )
2435 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2437 mImpl->ChangeState( EventData::INACTIVE );
2439 if( !mImpl->IsShowingRealText() )
2441 // Revert to regular placeholder-text when not editing
2442 ShowPlaceholderText();
2446 mImpl->RequestRelayout();
2449 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2451 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2453 bool textChanged = false;
2454 bool relayoutNeeded = false;
2456 if( ( NULL != mImpl->mEventData ) &&
2457 ( keyEvent.state == KeyEvent::Down ) )
2459 int keyCode = keyEvent.keyCode;
2460 const std::string& keyString = keyEvent.keyPressed;
2461 const std::string keyName = keyEvent.keyPressedName;
2463 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2465 // Pre-process to separate modifying events from non-modifying input events.
2468 // In some platforms arrive key events with no key code.
2472 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2477 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2478 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2479 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2480 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2482 // If don't have any text, do nothing.
2483 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2488 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2489 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2490 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2491 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2493 // Logic to determine whether this text control will lose focus or not.
2494 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2495 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2496 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2497 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2498 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2499 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2501 // Release the active highlight.
2502 if( mImpl->mEventData->mState == EventData::SELECTING )
2504 mImpl->ChangeState( EventData::EDITING );
2506 // Update selection position.
2507 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2508 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2509 mImpl->mEventData->mUpdateCursorPosition = true;
2510 mImpl->RequestRelayout();
2515 mImpl->mEventData->mCheckScrollAmount = true;
2516 Event event( Event::CURSOR_KEY_EVENT );
2517 event.p1.mInt = keyCode;
2518 event.p2.mBool = keyEvent.IsShiftModifier();
2519 mImpl->mEventData->mEventQueue.push_back( event );
2521 // Will request for relayout.
2522 relayoutNeeded = true;
2524 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2526 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2527 // If not handle it here, any selected text will be deleted
2532 else if ( keyEvent.IsCtrlModifier() )
2534 bool consumed = false;
2535 if (keyName == KEY_C_NAME)
2537 // Ctrl-C to copy the selected text
2538 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2541 else if (keyName == KEY_V_NAME)
2543 // Ctrl-V to paste the copied text
2544 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2547 else if (keyName == KEY_X_NAME)
2549 // Ctrl-X to cut the selected text
2550 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2555 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2556 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2558 textChanged = DeleteEvent( keyCode );
2560 // Will request for relayout.
2561 relayoutNeeded = true;
2563 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2564 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2565 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2567 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2568 mImpl->ChangeState( EventData::INACTIVE );
2570 // Will request for relayout.
2571 relayoutNeeded = true;
2573 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2575 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2577 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2578 // and a character is typed after the type of a upper case latin character.
2583 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2585 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2591 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2593 // IMF manager is no longer handling key-events
2594 mImpl->ClearPreEditFlag();
2596 InsertText( keyString, COMMIT );
2599 // Will request for relayout.
2600 relayoutNeeded = true;
2603 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2604 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2606 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2607 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2608 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2610 // Should not change the state if the key is the shift send by the imf manager.
2611 // Otherwise, when the state is SELECTING the text controller can't send the right
2612 // surrounding info to the imf.
2613 mImpl->ChangeState( EventData::EDITING );
2615 // Will request for relayout.
2616 relayoutNeeded = true;
2619 if( relayoutNeeded )
2621 mImpl->RequestRelayout();
2626 ( NULL != mImpl->mEditableControlInterface ) )
2628 // Do this last since it provides callbacks into application code
2629 mImpl->mEditableControlInterface->TextChanged();
2635 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2637 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2639 if( NULL != mImpl->mEventData )
2641 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2642 EventData::State state( mImpl->mEventData->mState );
2643 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2645 if( mImpl->IsClipboardVisible() )
2647 if( EventData::INACTIVE == state || EventData::EDITING == state)
2649 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2651 relayoutNeeded = true;
2653 else if( 1u == tapCount )
2655 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2657 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2660 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2662 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2663 relayoutNeeded = true;
2667 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2669 // Hide placeholder text
2673 if( EventData::INACTIVE == state )
2675 mImpl->ChangeState( EventData::EDITING );
2677 else if( !mImpl->IsClipboardEmpty() )
2679 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2681 relayoutNeeded = true;
2684 else if( 2u == tapCount )
2686 if( mImpl->mEventData->mSelectionEnabled &&
2687 mImpl->IsShowingRealText() )
2689 relayoutNeeded = true;
2690 mImpl->mEventData->mIsLeftHandleSelected = true;
2691 mImpl->mEventData->mIsRightHandleSelected = true;
2695 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2696 if( relayoutNeeded )
2698 Event event( Event::TAP_EVENT );
2699 event.p1.mUint = tapCount;
2700 event.p2.mFloat = x;
2701 event.p3.mFloat = y;
2702 mImpl->mEventData->mEventQueue.push_back( event );
2704 mImpl->RequestRelayout();
2708 // Reset keyboard as tap event has occurred.
2709 mImpl->ResetImfManager();
2712 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2714 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2716 if( NULL != mImpl->mEventData )
2718 Event event( Event::PAN_EVENT );
2719 event.p1.mInt = state;
2720 event.p2.mFloat = displacement.x;
2721 event.p3.mFloat = displacement.y;
2722 mImpl->mEventData->mEventQueue.push_back( event );
2724 mImpl->RequestRelayout();
2728 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2730 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2732 if( ( state == Gesture::Started ) &&
2733 ( NULL != mImpl->mEventData ) )
2735 // The 1st long-press on inactive text-field is treated as tap
2736 if( EventData::INACTIVE == mImpl->mEventData->mState )
2738 mImpl->ChangeState( EventData::EDITING );
2740 Event event( Event::TAP_EVENT );
2742 event.p2.mFloat = x;
2743 event.p3.mFloat = y;
2744 mImpl->mEventData->mEventQueue.push_back( event );
2746 mImpl->RequestRelayout();
2748 else if( !mImpl->IsShowingRealText() )
2750 Event event( Event::LONG_PRESS_EVENT );
2751 event.p1.mInt = state;
2752 event.p2.mFloat = x;
2753 event.p3.mFloat = y;
2754 mImpl->mEventData->mEventQueue.push_back( event );
2755 mImpl->RequestRelayout();
2757 else if( !mImpl->IsClipboardVisible() )
2759 // Reset the imf manager to commit the pre-edit before selecting the text.
2760 mImpl->ResetImfManager();
2762 Event event( Event::LONG_PRESS_EVENT );
2763 event.p1.mInt = state;
2764 event.p2.mFloat = x;
2765 event.p3.mFloat = y;
2766 mImpl->mEventData->mEventQueue.push_back( event );
2767 mImpl->RequestRelayout();
2769 mImpl->mEventData->mIsLeftHandleSelected = true;
2770 mImpl->mEventData->mIsRightHandleSelected = true;
2775 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2777 // Whether the text needs to be relaid-out.
2778 bool requestRelayout = false;
2780 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2781 bool retrieveText = false;
2782 bool retrieveCursor = false;
2784 switch( imfEvent.eventName )
2786 case ImfManager::COMMIT:
2788 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2789 requestRelayout = true;
2790 retrieveCursor = true;
2793 case ImfManager::PREEDIT:
2795 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2796 requestRelayout = true;
2797 retrieveCursor = true;
2800 case ImfManager::DELETESURROUNDING:
2802 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2803 imfEvent.numberOfChars,
2804 DONT_UPDATE_INPUT_STYLE );
2808 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2809 !mImpl->IsPlaceholderAvailable() )
2811 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2815 ShowPlaceholderText();
2817 mImpl->mEventData->mUpdateCursorPosition = true;
2818 mImpl->mEventData->mScrollAfterDelete = true;
2820 requestRelayout = true;
2824 case ImfManager::GETSURROUNDING:
2826 retrieveText = true;
2827 retrieveCursor = true;
2830 case ImfManager::PRIVATECOMMAND:
2832 // PRIVATECOMMAND event is just for getting the private command message
2833 retrieveText = true;
2834 retrieveCursor = true;
2837 case ImfManager::VOID:
2844 if( requestRelayout )
2846 mImpl->mOperationsPending = ALL_OPERATIONS;
2847 mImpl->RequestRelayout();
2851 CharacterIndex cursorPosition = 0u;
2852 Length numberOfWhiteSpaces = 0u;
2854 if( retrieveCursor )
2856 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2858 cursorPosition = mImpl->GetLogicalCursorPosition();
2860 if( cursorPosition < numberOfWhiteSpaces )
2862 cursorPosition = 0u;
2866 cursorPosition -= numberOfWhiteSpaces;
2872 if( !mImpl->IsShowingPlaceholderText() )
2874 // Retrieves the normal text string.
2875 mImpl->GetText( numberOfWhiteSpaces, text );
2879 // When the current text is Placeholder Text, the surrounding text should be empty string.
2880 // It means DALi should send empty string ("") to IME.
2885 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2887 if( requestRelayout &&
2888 ( NULL != mImpl->mEditableControlInterface ) )
2890 // Do this last since it provides callbacks into application code
2891 mImpl->mEditableControlInterface->TextChanged();
2894 return callbackData;
2897 void Controller::PasteClipboardItemEvent()
2899 // Retrieve the clipboard contents first
2900 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2901 std::string stringToPaste( notifier.GetContent() );
2903 // Commit the current pre-edit text; the contents of the clipboard should be appended
2904 mImpl->ResetImfManager();
2906 // Temporary disable hiding clipboard
2907 mImpl->SetClipboardHideEnable( false );
2910 PasteText( stringToPaste );
2912 mImpl->SetClipboardHideEnable( true );
2915 // protected : Inherit from Text::Decorator::ControllerInterface.
2917 void Controller::GetTargetSize( Vector2& targetSize )
2919 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2922 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2924 if( NULL != mImpl->mEditableControlInterface )
2926 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2930 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2932 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2934 if( NULL != mImpl->mEventData )
2936 switch( handleType )
2940 Event event( Event::GRAB_HANDLE_EVENT );
2941 event.p1.mUint = state;
2942 event.p2.mFloat = x;
2943 event.p3.mFloat = y;
2945 mImpl->mEventData->mEventQueue.push_back( event );
2948 case LEFT_SELECTION_HANDLE:
2950 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2951 event.p1.mUint = state;
2952 event.p2.mFloat = x;
2953 event.p3.mFloat = y;
2955 mImpl->mEventData->mEventQueue.push_back( event );
2958 case RIGHT_SELECTION_HANDLE:
2960 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2961 event.p1.mUint = state;
2962 event.p2.mFloat = x;
2963 event.p3.mFloat = y;
2965 mImpl->mEventData->mEventQueue.push_back( event );
2968 case LEFT_SELECTION_HANDLE_MARKER:
2969 case RIGHT_SELECTION_HANDLE_MARKER:
2971 // Markers do not move the handles.
2974 case HANDLE_TYPE_COUNT:
2976 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2980 mImpl->RequestRelayout();
2984 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2986 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2988 if( NULL == mImpl->mEventData )
2995 case Toolkit::TextSelectionPopup::CUT:
2997 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2998 mImpl->mOperationsPending = ALL_OPERATIONS;
3000 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3001 !mImpl->IsPlaceholderAvailable() )
3003 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3007 ShowPlaceholderText();
3010 mImpl->mEventData->mUpdateCursorPosition = true;
3011 mImpl->mEventData->mScrollAfterDelete = true;
3013 mImpl->RequestRelayout();
3015 if( NULL != mImpl->mEditableControlInterface )
3017 mImpl->mEditableControlInterface->TextChanged();
3021 case Toolkit::TextSelectionPopup::COPY:
3023 mImpl->SendSelectionToClipboard( false ); // Text not modified
3025 mImpl->mEventData->mUpdateCursorPosition = true;
3027 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
3030 case Toolkit::TextSelectionPopup::PASTE:
3032 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
3035 case Toolkit::TextSelectionPopup::SELECT:
3037 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
3039 if( mImpl->mEventData->mSelectionEnabled )
3041 // Creates a SELECT event.
3042 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
3046 case Toolkit::TextSelectionPopup::SELECT_ALL:
3048 // Creates a SELECT_ALL event
3049 SelectEvent( 0.f, 0.f, true );
3052 case Toolkit::TextSelectionPopup::CLIPBOARD:
3054 mImpl->ShowClipboard();
3057 case Toolkit::TextSelectionPopup::NONE:
3065 void Controller::DisplayTimeExpired()
3067 mImpl->mEventData->mUpdateCursorPosition = true;
3068 // Apply modifications to the model
3069 mImpl->mOperationsPending = ALL_OPERATIONS;
3071 mImpl->RequestRelayout();
3074 // private : Update.
3076 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3078 bool removedPrevious = false;
3079 bool removedSelected = false;
3080 bool maxLengthReached = false;
3082 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3084 if( NULL == mImpl->mEventData )
3089 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3090 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3091 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3093 // TODO: At the moment the underline runs are only for pre-edit.
3094 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3096 // Remove the previous IMF pre-edit.
3097 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3099 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3100 mImpl->mEventData->mPreEditLength,
3101 DONT_UPDATE_INPUT_STYLE );
3103 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3104 mImpl->mEventData->mPreEditLength = 0u;
3108 // Remove the previous Selection.
3109 removedSelected = RemoveSelectedText();
3113 Vector<Character> utf32Characters;
3114 Length characterCount = 0u;
3118 // Convert text into UTF-32
3119 utf32Characters.Resize( text.size() );
3121 // This is a bit horrible but std::string returns a (signed) char*
3122 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3124 // Transform a text array encoded in utf8 into an array encoded in utf32.
3125 // It returns the actual number of characters.
3126 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3127 utf32Characters.Resize( characterCount );
3129 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3130 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3133 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3135 // The placeholder text is no longer needed
3136 if( mImpl->IsShowingPlaceholderText() )
3141 mImpl->ChangeState( EventData::EDITING );
3143 // Handle the IMF (predicitive text) state changes
3144 if( COMMIT == type )
3146 // IMF manager is no longer handling key-events
3147 mImpl->ClearPreEditFlag();
3151 if( !mImpl->mEventData->mPreEditFlag )
3153 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3155 // Record the start of the pre-edit text
3156 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3159 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3160 mImpl->mEventData->mPreEditFlag = true;
3162 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3165 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3167 // Restrict new text to fit within Maximum characters setting.
3168 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3169 maxLengthReached = ( characterCount > maxSizeOfNewText );
3171 // The cursor position.
3172 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3174 // Update the text's style.
3176 // Updates the text style runs by adding characters.
3177 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3179 // Get the character index from the cursor index.
3180 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3182 // Retrieve the text's style for the given index.
3184 mImpl->RetrieveDefaultInputStyle( style );
3185 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3187 // Whether to add a new text color run.
3188 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3190 // Whether to add a new font run.
3191 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3192 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3193 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3194 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3195 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3200 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3201 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3203 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3204 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3205 colorRun.characterRun.characterIndex = cursorIndex;
3206 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3209 if( addFontNameRun ||
3215 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3216 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3218 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3220 if( addFontNameRun )
3222 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3223 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3224 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3225 fontDescriptionRun.familyDefined = true;
3227 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3230 if( addFontWeightRun )
3232 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3233 fontDescriptionRun.weightDefined = true;
3236 if( addFontWidthRun )
3238 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3239 fontDescriptionRun.widthDefined = true;
3242 if( addFontSlantRun )
3244 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3245 fontDescriptionRun.slantDefined = true;
3248 if( addFontSizeRun )
3250 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3251 fontDescriptionRun.sizeDefined = true;
3254 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3255 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3258 // Insert at current cursor position.
3259 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3261 if( cursorIndex < numberOfCharactersInModel )
3263 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3267 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3270 // Mark the first paragraph to be updated.
3271 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3273 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3274 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3275 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3276 mImpl->mTextUpdateInfo.mClearAll = true;
3280 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3281 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3284 // Update the cursor index.
3285 cursorIndex += maxSizeOfNewText;
3287 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 );
3290 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3291 mImpl->IsPlaceholderAvailable() )
3293 // Show place-holder if empty after removing the pre-edit text
3294 ShowPlaceholderText();
3295 mImpl->mEventData->mUpdateCursorPosition = true;
3296 mImpl->ClearPreEditFlag();
3298 else if( removedPrevious ||
3300 ( 0 != utf32Characters.Count() ) )
3302 // Queue an inserted event
3303 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3305 mImpl->mEventData->mUpdateCursorPosition = true;
3306 if( removedSelected )
3308 mImpl->mEventData->mScrollAfterDelete = true;
3312 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3316 if( maxLengthReached )
3318 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3320 mImpl->ResetImfManager();
3322 if( NULL != mImpl->mEditableControlInterface )
3324 // Do this last since it provides callbacks into application code
3325 mImpl->mEditableControlInterface->MaxLengthReached();
3330 void Controller::PasteText( const std::string& stringToPaste )
3332 InsertText( stringToPaste, Text::Controller::COMMIT );
3333 mImpl->ChangeState( EventData::EDITING );
3334 mImpl->RequestRelayout();
3336 if( NULL != mImpl->mEditableControlInterface )
3338 // Do this last since it provides callbacks into application code
3339 mImpl->mEditableControlInterface->TextChanged();
3343 bool Controller::RemoveText( int cursorOffset,
3344 int numberOfCharacters,
3345 UpdateInputStyleType type )
3347 bool removed = false;
3349 if( NULL == mImpl->mEventData )
3354 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3355 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3357 if( !mImpl->IsShowingPlaceholderText() )
3359 // Delete at current cursor position
3360 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3361 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3363 CharacterIndex cursorIndex = 0;
3365 // Validate the cursor position & number of characters
3366 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3368 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3371 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3373 numberOfCharacters = currentText.Count() - cursorIndex;
3376 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.
3377 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3379 // Mark the paragraphs to be updated.
3380 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3382 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3383 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3384 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3385 mImpl->mTextUpdateInfo.mClearAll = true;
3389 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3390 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3393 // Update the input style and remove the text's style before removing the text.
3395 if( UPDATE_INPUT_STYLE == type )
3397 // Keep a copy of the current input style.
3398 InputStyle currentInputStyle;
3399 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3401 // Set first the default input style.
3402 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3404 // Update the input style.
3405 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3407 // Compare if the input style has changed.
3408 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3410 if( hasInputStyleChanged )
3412 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3413 // Queue the input style changed signal.
3414 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3418 // Updates the text style runs by removing characters. Runs with no characters are removed.
3419 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3421 // Remove the characters.
3422 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3423 Vector<Character>::Iterator last = first + numberOfCharacters;
3425 currentText.Erase( first, last );
3427 // Cursor position retreat
3428 oldCursorIndex = cursorIndex;
3430 mImpl->mEventData->mScrollAfterDelete = true;
3432 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3440 bool Controller::RemoveSelectedText()
3442 bool textRemoved( false );
3444 if( EventData::SELECTING == mImpl->mEventData->mState )
3446 std::string removedString;
3447 mImpl->RetrieveSelection( removedString, true );
3449 if( !removedString.empty() )
3452 mImpl->ChangeState( EventData::EDITING );
3459 // private : Relayout.
3461 bool Controller::DoRelayout( const Size& size,
3462 OperationsMask operationsRequired,
3465 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3466 bool viewUpdated( false );
3468 // Calculate the operations to be done.
3469 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3471 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3472 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3474 // Get the current layout size.
3475 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3477 if( NO_OPERATION != ( LAYOUT & operations ) )
3479 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3481 // Some vectors with data needed to layout and reorder may be void
3482 // after the first time the text has been laid out.
3483 // Fill the vectors again.
3485 // Calculate the number of glyphs to layout.
3486 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3487 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3488 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3489 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3491 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3492 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3494 // Make sure the index is not out of bound
3495 if ( charactersToGlyph.Count() != glyphsPerCharacter.Count() ||
3496 requestedNumberOfCharacters > charactersToGlyph.Count() ||
3497 ( lastIndex >= charactersToGlyph.Count() && charactersToGlyph.Count() > 0u ) )
3499 std::string currentText;
3500 GetText( currentText );
3502 DALI_LOG_ERROR( "Controller::DoRelayout: Attempting to access invalid buffer\n" );
3503 DALI_LOG_ERROR( "Current text is: %s\n", currentText.c_str() );
3504 DALI_LOG_ERROR( "startIndex: %u, lastIndex: %u, requestedNumberOfCharacters: %u, charactersToGlyph.Count = %lu, glyphsPerCharacter.Count = %lu\n", startIndex, lastIndex, requestedNumberOfCharacters, charactersToGlyph.Count(), glyphsPerCharacter.Count());
3509 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3510 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3512 if( 0u == totalNumberOfGlyphs )
3514 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3516 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3519 // Nothing else to do if there is no glyphs.
3520 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3524 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3525 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3526 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3527 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3528 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3529 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3530 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3531 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3533 // Set the layout parameters.
3534 const Vector2 sizeOffset = Vector2(outlineWidth * 2.0f, outlineWidth * 2.0f); // The outline should be fit into the bounding box
3535 Layout::Parameters layoutParameters( size - sizeOffset,
3537 lineBreakInfo.Begin(),
3538 wordBreakInfo.Begin(),
3539 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3541 glyphsToCharactersMap.Begin(),
3542 charactersPerGlyph.Begin(),
3543 charactersToGlyphBuffer,
3544 glyphsPerCharacterBuffer,
3545 totalNumberOfGlyphs,
3546 mImpl->mModel->mHorizontalAlignment,
3547 mImpl->mModel->mLineWrapMode,
3550 // Resize the vector of positions to have the same size than the vector of glyphs.
3551 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3552 glyphPositions.Resize( totalNumberOfGlyphs );
3554 // Whether the last character is a new paragraph character.
3555 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3556 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3558 // The initial glyph and the number of glyphs to layout.
3559 layoutParameters.startGlyphIndex = startGlyphIndex;
3560 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3561 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3562 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3564 // Update the ellipsis
3565 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3567 if( NULL != mImpl->mEventData )
3569 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3571 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3573 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3575 // Disable ellipsis when editing
3576 elideTextEnabled = false;
3579 // Reset the scroll position in inactive state
3580 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3582 ResetScrollPosition();
3586 // Update the visual model.
3588 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3590 mImpl->mModel->mVisualModel->mLines,
3594 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3598 layoutSize = newLayoutSize;
3600 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3602 mImpl->mIsTextDirectionRTL = false;
3605 // Reorder the lines
3606 if( NO_OPERATION != ( REORDER & operations ) )
3608 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3609 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3611 // Check first if there are paragraphs with bidirectional info.
3612 if( 0u != bidirectionalInfo.Count() )
3615 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3617 // Reorder the lines.
3618 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3619 ReorderLines( bidirectionalInfo,
3621 requestedNumberOfCharacters,
3622 mImpl->mModel->mVisualModel->mLines,
3623 bidirectionalLineInfo );
3625 // Set the bidirectional info per line into the layout parameters.
3626 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3627 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3629 // Re-layout the text. Reorder those lines with right to left characters.
3630 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3632 requestedNumberOfCharacters,
3635 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3637 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3640 mImpl->mIsTextDirectionRTL = firstline->direction;
3646 // Sets the layout size.
3647 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3649 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3654 if( NO_OPERATION != ( ALIGN & operations ) )
3656 // The laid-out lines.
3657 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3659 // Need to align with the control's size as the text may contain lines
3660 // starting either with left to right text or right to left.
3661 mImpl->mLayoutEngine.Align( size,
3663 requestedNumberOfCharacters,
3664 mImpl->mModel->mHorizontalAlignment,
3666 mImpl->mModel->mAlignmentOffset );
3670 #if defined(DEBUG_ENABLED)
3671 std::string currentText;
3672 GetText( currentText );
3673 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3675 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3679 void Controller::CalculateVerticalOffset( const Size& controlSize )
3681 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3683 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3685 // Get the line height of the default font.
3686 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3689 switch( mImpl->mModel->mVerticalAlignment )
3691 case VerticalAlignment::TOP:
3693 mImpl->mModel->mScrollPosition.y = 0.f;
3696 case VerticalAlignment::CENTER:
3698 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3701 case VerticalAlignment::BOTTOM:
3703 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3709 // private : Events.
3711 void Controller::ProcessModifyEvents()
3713 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3715 if( 0u == events.Count() )
3721 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3722 endIt = events.End();
3726 const ModifyEvent& event = *it;
3728 if( ModifyEvent::TEXT_REPLACED == event.type )
3730 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3731 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3733 TextReplacedEvent();
3735 else if( ModifyEvent::TEXT_INSERTED == event.type )
3737 TextInsertedEvent();
3739 else if( ModifyEvent::TEXT_DELETED == event.type )
3741 // Placeholder-text cannot be deleted
3742 if( !mImpl->IsShowingPlaceholderText() )
3749 if( NULL != mImpl->mEventData )
3751 // When the text is being modified, delay cursor blinking
3752 mImpl->mEventData->mDecorator->DelayCursorBlink();
3754 // Update selection position after modifying the text
3755 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3756 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3759 // Discard temporary text
3763 void Controller::TextReplacedEvent()
3765 // The natural size needs to be re-calculated.
3766 mImpl->mRecalculateNaturalSize = true;
3768 // The text direction needs to be updated.
3769 mImpl->mUpdateTextDirection = true;
3771 // Apply modifications to the model
3772 mImpl->mOperationsPending = ALL_OPERATIONS;
3775 void Controller::TextInsertedEvent()
3777 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3779 if( NULL == mImpl->mEventData )
3784 mImpl->mEventData->mCheckScrollAmount = true;
3786 // The natural size needs to be re-calculated.
3787 mImpl->mRecalculateNaturalSize = true;
3789 // The text direction needs to be updated.
3790 mImpl->mUpdateTextDirection = true;
3792 // Apply modifications to the model; TODO - Optimize this
3793 mImpl->mOperationsPending = ALL_OPERATIONS;
3796 void Controller::TextDeletedEvent()
3798 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3800 if( NULL == mImpl->mEventData )
3805 mImpl->mEventData->mCheckScrollAmount = true;
3807 // The natural size needs to be re-calculated.
3808 mImpl->mRecalculateNaturalSize = true;
3810 // The text direction needs to be updated.
3811 mImpl->mUpdateTextDirection = true;
3813 // Apply modifications to the model; TODO - Optimize this
3814 mImpl->mOperationsPending = ALL_OPERATIONS;
3817 void Controller::SelectEvent( float x, float y, bool selectAll )
3819 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3821 if( NULL != mImpl->mEventData )
3825 Event event( Event::SELECT_ALL );
3826 mImpl->mEventData->mEventQueue.push_back( event );
3830 Event event( Event::SELECT );
3831 event.p2.mFloat = x;
3832 event.p3.mFloat = y;
3833 mImpl->mEventData->mEventQueue.push_back( event );
3836 mImpl->mEventData->mCheckScrollAmount = true;
3837 mImpl->mEventData->mIsLeftHandleSelected = true;
3838 mImpl->mEventData->mIsRightHandleSelected = true;
3839 mImpl->RequestRelayout();
3843 bool Controller::DeleteEvent( int keyCode )
3845 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3847 bool removed = false;
3849 if( NULL == mImpl->mEventData )
3854 // IMF manager is no longer handling key-events
3855 mImpl->ClearPreEditFlag();
3857 if( EventData::SELECTING == mImpl->mEventData->mState )
3859 removed = RemoveSelectedText();
3861 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3863 // Remove the character before the current cursor position
3864 removed = RemoveText( -1,
3866 UPDATE_INPUT_STYLE );
3868 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3870 // Remove the character after the current cursor position
3871 removed = RemoveText( 0,
3873 UPDATE_INPUT_STYLE );
3878 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3879 !mImpl->IsPlaceholderAvailable() )
3881 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3885 ShowPlaceholderText();
3887 mImpl->mEventData->mUpdateCursorPosition = true;
3888 mImpl->mEventData->mScrollAfterDelete = true;
3894 // private : Helpers.
3896 void Controller::ResetText()
3899 mImpl->mModel->mLogicalModel->mText.Clear();
3901 // We have cleared everything including the placeholder-text
3902 mImpl->PlaceholderCleared();
3904 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3905 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3906 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3908 // Clear any previous text.
3909 mImpl->mTextUpdateInfo.mClearAll = true;
3911 // The natural size needs to be re-calculated.
3912 mImpl->mRecalculateNaturalSize = true;
3914 // The text direction needs to be updated.
3915 mImpl->mUpdateTextDirection = true;
3917 // Apply modifications to the model
3918 mImpl->mOperationsPending = ALL_OPERATIONS;
3921 void Controller::ShowPlaceholderText()
3923 if( mImpl->IsPlaceholderAvailable() )
3925 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3927 if( NULL == mImpl->mEventData )
3932 mImpl->mEventData->mIsShowingPlaceholderText = true;
3934 // Disable handles when showing place-holder text
3935 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3936 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3937 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3939 const char* text( NULL );
3942 // TODO - Switch Placeholder text when changing state
3943 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3944 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3946 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3947 size = mImpl->mEventData->mPlaceholderTextActive.size();
3951 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3952 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3955 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3956 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3958 // Reset model for showing placeholder.
3959 mImpl->mModel->mLogicalModel->mText.Clear();
3960 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3962 // Convert text into UTF-32
3963 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3964 utf32Characters.Resize( size );
3966 // This is a bit horrible but std::string returns a (signed) char*
3967 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3969 // Transform a text array encoded in utf8 into an array encoded in utf32.
3970 // It returns the actual number of characters.
3971 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3972 utf32Characters.Resize( characterCount );
3974 // The characters to be added.
3975 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3977 // Reset the cursor position
3978 mImpl->mEventData->mPrimaryCursorPosition = 0;
3980 // The natural size needs to be re-calculated.
3981 mImpl->mRecalculateNaturalSize = true;
3983 // The text direction needs to be updated.
3984 mImpl->mUpdateTextDirection = true;
3986 // Apply modifications to the model
3987 mImpl->mOperationsPending = ALL_OPERATIONS;
3989 // Update the rest of the model during size negotiation
3990 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3994 void Controller::ClearFontData()
3996 if( mImpl->mFontDefaults )
3998 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
4001 // Set flags to update the model.
4002 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
4003 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4004 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
4006 mImpl->mTextUpdateInfo.mClearAll = true;
4007 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
4008 mImpl->mRecalculateNaturalSize = true;
4010 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
4016 UPDATE_LAYOUT_SIZE |
4021 void Controller::ClearStyleData()
4023 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
4024 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
4027 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
4029 // Reset the cursor position
4030 if( NULL != mImpl->mEventData )
4032 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
4034 // Update the cursor if it's in editing mode.
4035 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
4037 mImpl->mEventData->mUpdateCursorPosition = true;
4042 void Controller::ResetScrollPosition()
4044 if( NULL != mImpl->mEventData )
4046 // Reset the scroll position.
4047 mImpl->mModel->mScrollPosition = Vector2::ZERO;
4048 mImpl->mEventData->mScrollAfterUpdatePosition = true;
4052 void Controller::SetControlInterface( ControlInterface* controlInterface )
4054 mImpl->mControlInterface = controlInterface;
4057 bool Controller::ShouldClearFocusOnEscape() const
4059 return mImpl->mShouldClearFocusOnEscape;
4062 // private : Private contructors & copy operator.
4064 Controller::Controller()
4067 mImpl = new Controller::Impl( NULL, NULL );
4070 Controller::Controller( ControlInterface* controlInterface )
4072 mImpl = new Controller::Impl( controlInterface, NULL );
4075 Controller::Controller( ControlInterface* controlInterface,
4076 EditableControlInterface* editableControlInterface )
4078 mImpl = new Controller::Impl( controlInterface,
4079 editableControlInterface );
4082 // The copy constructor and operator are left unimplemented.
4084 // protected : Destructor.
4086 Controller::~Controller()
4093 } // namespace Toolkit