2 * Copyright (c) 2019 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>
25 #include <dali/public-api/adaptor-framework/key.h>
26 #include <dali/integration-api/debug.h>
27 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
28 #include <dali/devel-api/text-abstraction/font-client.h>
29 #include <dali/devel-api/adaptor-framework/key-devel.h>
32 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
33 #include <dali-toolkit/internal/text/bidirectional-support.h>
34 #include <dali-toolkit/internal/text/character-set-conversion.h>
35 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
36 #include <dali-toolkit/internal/text/markup-processor.h>
37 #include <dali-toolkit/internal/text/multi-language-support.h>
38 #include <dali-toolkit/internal/text/text-controller-impl.h>
39 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
40 #include <dali-toolkit/internal/text/text-font-style.h>
45 #if defined(DEBUG_ENABLED)
46 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
49 const float MAX_FLOAT = std::numeric_limits<float>::max();
51 const std::string EMPTY_STRING("");
53 const std::string KEY_C_NAME = "c";
54 const std::string KEY_V_NAME = "v";
55 const std::string KEY_X_NAME = "x";
57 const char * const PLACEHOLDER_TEXT = "text";
58 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
59 const char * const PLACEHOLDER_COLOR = "color";
60 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
61 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
62 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
63 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
64 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
66 float ConvertToEven( float value )
68 int intValue(static_cast<int>( value ));
69 return static_cast<float>( intValue + ( intValue & 1 ) );
72 int ConvertPixelToPint( float pixel )
74 unsigned int horizontalDpi = 0u;
75 unsigned int verticalDpi = 0u;
76 Dali::TextAbstraction::FontClient fontClient = Dali::TextAbstraction::FontClient::Get();
77 fontClient.GetDpi( horizontalDpi, verticalDpi );
79 return ( pixel * 72.f ) / static_cast< float >( horizontalDpi );
94 * @brief Adds a new font description run for the selected text.
96 * The new font parameters are added after the call to this method.
98 * @param[in] eventData The event data pointer.
99 * @param[in] logicalModel The logical model where to add the new font description run.
100 * @param[out] startOfSelectedText Index to the first selected character.
101 * @param[out] lengthOfSelectedText Number of selected characters.
103 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
104 LogicalModelPtr logicalModel,
105 CharacterIndex& startOfSelectedText,
106 Length& lengthOfSelectedText )
108 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
110 // Get start and end position of selection
111 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
112 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
115 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
116 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
118 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
120 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
121 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
123 // Recalculate the selection highlight as the metrics may have changed.
124 eventData->mUpdateLeftSelectionPosition = true;
125 eventData->mUpdateRightSelectionPosition = true;
126 eventData->mUpdateHighlightBox = true;
128 return fontDescriptionRun;
131 // public : Constructor.
133 ControllerPtr Controller::New()
135 return ControllerPtr( new Controller() );
138 ControllerPtr Controller::New( ControlInterface* controlInterface )
140 return ControllerPtr( new Controller( controlInterface ) );
143 ControllerPtr Controller::New( ControlInterface* controlInterface,
144 EditableControlInterface* editableControlInterface )
146 return ControllerPtr( new Controller( controlInterface,
147 editableControlInterface ) );
150 // public : Configure the text controller.
152 void Controller::EnableTextInput( DecoratorPtr decorator, InputMethodContext& inputMethodContext )
156 delete mImpl->mEventData;
157 mImpl->mEventData = NULL;
159 // Nothing else to do.
163 if( NULL == mImpl->mEventData )
165 mImpl->mEventData = new EventData( decorator, inputMethodContext );
169 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
171 // Metrics for bitmap & vector based glyphs are different
172 mImpl->mMetrics->SetGlyphType( glyphType );
174 // Clear the font-specific data
177 mImpl->RequestRelayout();
180 void Controller::SetMarkupProcessorEnabled( bool enable )
182 if( enable != mImpl->mMarkupProcessorEnabled )
184 //If Text was already set, call the SetText again for enabling or disabling markup
185 mImpl->mMarkupProcessorEnabled = enable;
192 bool Controller::IsMarkupProcessorEnabled() const
194 return mImpl->mMarkupProcessorEnabled;
197 void Controller::SetAutoScrollEnabled( bool enable )
199 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 );
201 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
205 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
206 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
216 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
217 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
224 mImpl->mIsAutoScrollEnabled = enable;
225 mImpl->RequestRelayout();
229 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
230 mImpl->mIsAutoScrollEnabled = false;
234 bool Controller::IsAutoScrollEnabled() const
236 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
238 return mImpl->mIsAutoScrollEnabled;
241 CharacterDirection Controller::GetAutoScrollDirection() const
243 return mImpl->mIsTextDirectionRTL;
246 float Controller::GetAutoScrollLineAlignment() const
250 if( mImpl->mModel->mVisualModel &&
251 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
253 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
259 void Controller::SetHorizontalScrollEnabled( bool enable )
261 if( ( NULL != mImpl->mEventData ) &&
262 mImpl->mEventData->mDecorator )
264 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
267 bool Controller::IsHorizontalScrollEnabled() const
269 if( ( NULL != mImpl->mEventData ) &&
270 mImpl->mEventData->mDecorator )
272 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
278 void Controller::SetVerticalScrollEnabled( bool enable )
280 if( ( NULL != mImpl->mEventData ) &&
281 mImpl->mEventData->mDecorator )
283 if( mImpl->mEventData->mDecorator )
285 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
290 bool Controller::IsVerticalScrollEnabled() const
292 if( ( NULL != mImpl->mEventData ) &&
293 mImpl->mEventData->mDecorator )
295 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
301 void Controller::SetSmoothHandlePanEnabled( bool enable )
303 if( ( NULL != mImpl->mEventData ) &&
304 mImpl->mEventData->mDecorator )
306 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
310 bool Controller::IsSmoothHandlePanEnabled() const
312 if( ( NULL != mImpl->mEventData ) &&
313 mImpl->mEventData->mDecorator )
315 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
321 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
323 mImpl->mMaximumNumberOfCharacters = maxCharacters;
326 int Controller::GetMaximumNumberOfCharacters()
328 return mImpl->mMaximumNumberOfCharacters;
331 void Controller::SetEnableCursorBlink( bool enable )
333 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
335 if( NULL != mImpl->mEventData )
337 mImpl->mEventData->mCursorBlinkEnabled = enable;
340 mImpl->mEventData->mDecorator )
342 mImpl->mEventData->mDecorator->StopCursorBlink();
347 bool Controller::GetEnableCursorBlink() const
349 if( NULL != mImpl->mEventData )
351 return mImpl->mEventData->mCursorBlinkEnabled;
357 void Controller::SetMultiLineEnabled( bool enable )
359 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
361 if( layout != mImpl->mLayoutEngine.GetLayout() )
363 // Set the layout type.
364 mImpl->mLayoutEngine.SetLayout( layout );
366 // Set the flags to redo the layout operations
367 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
372 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
373 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
375 // Need to recalculate natural size
376 mImpl->mRecalculateNaturalSize = true;
378 mImpl->RequestRelayout();
382 bool Controller::IsMultiLineEnabled() const
384 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
387 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
389 if( alignment != mImpl->mModel->mHorizontalAlignment )
391 // Set the alignment.
392 mImpl->mModel->mHorizontalAlignment = alignment;
394 // Set the flag to redo the alignment operation.
395 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
397 if( mImpl->mEventData )
399 mImpl->mEventData->mUpdateAlignment = true;
401 // Update the cursor if it's in editing mode
402 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
404 mImpl->ChangeState( EventData::EDITING );
405 mImpl->mEventData->mUpdateCursorPosition = true;
409 mImpl->RequestRelayout();
413 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
415 return mImpl->mModel->mHorizontalAlignment;
418 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
420 if( alignment != mImpl->mModel->mVerticalAlignment )
422 // Set the alignment.
423 mImpl->mModel->mVerticalAlignment = alignment;
425 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
427 mImpl->RequestRelayout();
431 VerticalAlignment::Type Controller::GetVerticalAlignment() const
433 return mImpl->mModel->mVerticalAlignment;
436 bool Controller::IsIgnoreSpacesAfterText() const
438 return mImpl->mModel->mIgnoreSpacesAfterText;
441 void Controller::SetIgnoreSpacesAfterText( bool ignore )
443 mImpl->mModel->mIgnoreSpacesAfterText = ignore;
446 bool Controller::IsMatchSystemLanguageDirection() const
448 return mImpl->mModel->mMatchSystemLanguageDirection;
451 void Controller::SetMatchSystemLanguageDirection( bool match )
453 mImpl->mModel->mMatchSystemLanguageDirection = match;
456 void Controller::SetLayoutDirection( Dali::LayoutDirection::Type layoutDirection )
458 mImpl->mLayoutDirection = layoutDirection;
461 bool Controller::IsShowingRealText() const
463 return mImpl->IsShowingRealText();
467 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
469 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
471 // Set the text wrap mode.
472 mImpl->mModel->mLineWrapMode = lineWrapMode;
475 // Update Text layout for applying wrap mode
476 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
481 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
482 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
483 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
486 mImpl->RequestRelayout();
490 Text::LineWrap::Mode Controller::GetLineWrapMode() const
492 return mImpl->mModel->mLineWrapMode;
495 void Controller::SetTextElideEnabled( bool enabled )
497 mImpl->mModel->mElideEnabled = enabled;
500 bool Controller::IsTextElideEnabled() const
502 return mImpl->mModel->mElideEnabled;
505 void Controller::SetTextFitEnabled(bool enabled)
507 mImpl->mTextFitEnabled = enabled;
510 bool Controller::IsTextFitEnabled() const
512 return mImpl->mTextFitEnabled;
515 void Controller::SetTextFitMinSize( float minSize, FontSizeType type )
521 mImpl->mTextFitMinSize = minSize;
526 mImpl->mTextFitMinSize = ConvertPixelToPint( minSize );
532 float Controller::GetTextFitMinSize() const
534 return mImpl->mTextFitMinSize;
537 void Controller::SetTextFitMaxSize( float maxSize, FontSizeType type )
543 mImpl->mTextFitMaxSize = maxSize;
548 mImpl->mTextFitMaxSize = ConvertPixelToPint( maxSize );
554 float Controller::GetTextFitMaxSize() const
556 return mImpl->mTextFitMaxSize;
559 void Controller::SetTextFitStepSize( float step, FontSizeType type )
565 mImpl->mTextFitStepSize = step;
570 mImpl->mTextFitStepSize = ConvertPixelToPint( step );
576 float Controller::GetTextFitStepSize() const
578 return mImpl->mTextFitStepSize;
581 void Controller::SetTextFitContentSize(Vector2 size)
583 mImpl->mTextFitContentSize = size;
586 Vector2 Controller::GetTextFitContentSize() const
588 return mImpl->mTextFitContentSize;
591 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
593 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
594 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
596 // Update placeholder if there is no text
597 if( mImpl->IsShowingPlaceholderText() ||
598 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
600 ShowPlaceholderText();
604 bool Controller::IsPlaceholderTextElideEnabled() const
606 return mImpl->mEventData->mIsPlaceholderElideEnabled;
609 void Controller::SetSelectionEnabled( bool enabled )
611 mImpl->mEventData->mSelectionEnabled = enabled;
614 bool Controller::IsSelectionEnabled() const
616 return mImpl->mEventData->mSelectionEnabled;
619 void Controller::SetShiftSelectionEnabled( bool enabled )
621 mImpl->mEventData->mShiftSelectionFlag = enabled;
624 bool Controller::IsShiftSelectionEnabled() const
626 return mImpl->mEventData->mShiftSelectionFlag;
629 void Controller::SetGrabHandleEnabled( bool enabled )
631 mImpl->mEventData->mGrabHandleEnabled = enabled;
634 bool Controller::IsGrabHandleEnabled() const
636 return mImpl->mEventData->mGrabHandleEnabled;
639 void Controller::SetGrabHandlePopupEnabled(bool enabled)
641 mImpl->mEventData->mGrabHandlePopupEnabled = enabled;
644 bool Controller::IsGrabHandlePopupEnabled() const
646 return mImpl->mEventData->mGrabHandlePopupEnabled;
651 void Controller::SetText( const std::string& text )
653 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
655 // Reset keyboard as text changed
656 mImpl->ResetInputMethodContext();
658 // Remove the previously set text and style.
664 CharacterIndex lastCursorIndex = 0u;
666 if( NULL != mImpl->mEventData )
668 // If popup shown then hide it by switching to Editing state
669 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
670 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
671 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
672 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
674 mImpl->ChangeState( EventData::EDITING );
680 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
682 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
683 mImpl->mModel->mLogicalModel->mFontDescriptionRuns,
684 mImpl->mModel->mLogicalModel->mEmbeddedItems );
686 Length textSize = 0u;
687 const uint8_t* utf8 = NULL;
688 if( mImpl->mMarkupProcessorEnabled )
690 ProcessMarkupString( text, markupProcessData );
691 textSize = markupProcessData.markupProcessedText.size();
693 // This is a bit horrible but std::string returns a (signed) char*
694 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
698 textSize = text.size();
700 // This is a bit horrible but std::string returns a (signed) char*
701 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
704 // Convert text into UTF-32
705 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
706 utf32Characters.Resize( textSize );
708 // Transform a text array encoded in utf8 into an array encoded in utf32.
709 // It returns the actual number of characters.
710 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
711 utf32Characters.Resize( characterCount );
713 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
714 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
716 // The characters to be added.
717 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
719 // To reset the cursor position
720 lastCursorIndex = characterCount;
722 // Update the rest of the model during size negotiation
723 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
725 // The natural size needs to be re-calculated.
726 mImpl->mRecalculateNaturalSize = true;
728 // The text direction needs to be updated.
729 mImpl->mUpdateTextDirection = true;
731 // Apply modifications to the model
732 mImpl->mOperationsPending = ALL_OPERATIONS;
736 ShowPlaceholderText();
739 // Resets the cursor position.
740 ResetCursorPosition( lastCursorIndex );
742 // Scrolls the text to make the cursor visible.
743 ResetScrollPosition();
745 mImpl->RequestRelayout();
747 if( NULL != mImpl->mEventData )
749 // Cancel previously queued events
750 mImpl->mEventData->mEventQueue.clear();
753 // Do this last since it provides callbacks into application code.
754 if( NULL != mImpl->mEditableControlInterface )
756 mImpl->mEditableControlInterface->TextChanged();
760 void Controller::GetText( std::string& text ) const
762 if( !mImpl->IsShowingPlaceholderText() )
764 // Retrieves the text string.
765 mImpl->GetText( 0u, text );
769 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
773 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
775 if( NULL != mImpl->mEventData )
777 if( PLACEHOLDER_TYPE_INACTIVE == type )
779 mImpl->mEventData->mPlaceholderTextInactive = text;
783 mImpl->mEventData->mPlaceholderTextActive = text;
786 // Update placeholder if there is no text
787 if( mImpl->IsShowingPlaceholderText() ||
788 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
790 ShowPlaceholderText();
795 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
797 if( NULL != mImpl->mEventData )
799 if( PLACEHOLDER_TYPE_INACTIVE == type )
801 text = mImpl->mEventData->mPlaceholderTextInactive;
805 text = mImpl->mEventData->mPlaceholderTextActive;
810 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
812 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
814 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
816 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
817 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
821 mImpl->RequestRelayout();
825 // public : Default style & Input style
827 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
829 if( NULL == mImpl->mFontDefaults )
831 mImpl->mFontDefaults = new FontDefaults();
834 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
835 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
836 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
838 // Clear the font-specific data
841 mImpl->RequestRelayout();
844 const std::string& Controller::GetDefaultFontFamily() const
846 if( NULL != mImpl->mFontDefaults )
848 return mImpl->mFontDefaults->mFontDescription.family;
854 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
856 if( NULL != mImpl->mEventData )
858 if( NULL == mImpl->mEventData->mPlaceholderFont )
860 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
863 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
864 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
865 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
867 mImpl->RequestRelayout();
871 const std::string& Controller::GetPlaceholderFontFamily() const
873 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
875 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
881 void Controller::SetDefaultFontWeight( FontWeight weight )
883 if( NULL == mImpl->mFontDefaults )
885 mImpl->mFontDefaults = new FontDefaults();
888 mImpl->mFontDefaults->mFontDescription.weight = weight;
889 mImpl->mFontDefaults->weightDefined = true;
891 // Clear the font-specific data
894 mImpl->RequestRelayout();
897 bool Controller::IsDefaultFontWeightDefined() const
899 if( NULL != mImpl->mFontDefaults )
901 return mImpl->mFontDefaults->weightDefined;
907 FontWeight Controller::GetDefaultFontWeight() const
909 if( NULL != mImpl->mFontDefaults )
911 return mImpl->mFontDefaults->mFontDescription.weight;
914 return TextAbstraction::FontWeight::NORMAL;
917 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
919 if( NULL != mImpl->mEventData )
921 if( NULL == mImpl->mEventData->mPlaceholderFont )
923 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
926 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
927 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
929 mImpl->RequestRelayout();
933 bool Controller::IsPlaceholderTextFontWeightDefined() const
935 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
937 return mImpl->mEventData->mPlaceholderFont->weightDefined;
942 FontWeight Controller::GetPlaceholderTextFontWeight() const
944 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
946 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
949 return TextAbstraction::FontWeight::NORMAL;
952 void Controller::SetDefaultFontWidth( FontWidth width )
954 if( NULL == mImpl->mFontDefaults )
956 mImpl->mFontDefaults = new FontDefaults();
959 mImpl->mFontDefaults->mFontDescription.width = width;
960 mImpl->mFontDefaults->widthDefined = true;
962 // Clear the font-specific data
965 mImpl->RequestRelayout();
968 bool Controller::IsDefaultFontWidthDefined() const
970 if( NULL != mImpl->mFontDefaults )
972 return mImpl->mFontDefaults->widthDefined;
978 FontWidth Controller::GetDefaultFontWidth() const
980 if( NULL != mImpl->mFontDefaults )
982 return mImpl->mFontDefaults->mFontDescription.width;
985 return TextAbstraction::FontWidth::NORMAL;
988 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
990 if( NULL != mImpl->mEventData )
992 if( NULL == mImpl->mEventData->mPlaceholderFont )
994 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
997 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
998 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
1000 mImpl->RequestRelayout();
1004 bool Controller::IsPlaceholderTextFontWidthDefined() const
1006 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
1008 return mImpl->mEventData->mPlaceholderFont->widthDefined;
1013 FontWidth Controller::GetPlaceholderTextFontWidth() const
1015 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
1017 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
1020 return TextAbstraction::FontWidth::NORMAL;
1023 void Controller::SetDefaultFontSlant( FontSlant slant )
1025 if( NULL == mImpl->mFontDefaults )
1027 mImpl->mFontDefaults = new FontDefaults();
1030 mImpl->mFontDefaults->mFontDescription.slant = slant;
1031 mImpl->mFontDefaults->slantDefined = true;
1033 // Clear the font-specific data
1036 mImpl->RequestRelayout();
1039 bool Controller::IsDefaultFontSlantDefined() const
1041 if( NULL != mImpl->mFontDefaults )
1043 return mImpl->mFontDefaults->slantDefined;
1048 FontSlant Controller::GetDefaultFontSlant() const
1050 if( NULL != mImpl->mFontDefaults )
1052 return mImpl->mFontDefaults->mFontDescription.slant;
1055 return TextAbstraction::FontSlant::NORMAL;
1058 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
1060 if( NULL != mImpl->mEventData )
1062 if( NULL == mImpl->mEventData->mPlaceholderFont )
1064 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1067 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
1068 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
1070 mImpl->RequestRelayout();
1074 bool Controller::IsPlaceholderTextFontSlantDefined() const
1076 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
1078 return mImpl->mEventData->mPlaceholderFont->slantDefined;
1083 FontSlant Controller::GetPlaceholderTextFontSlant() const
1085 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
1087 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
1090 return TextAbstraction::FontSlant::NORMAL;
1093 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
1095 if( NULL == mImpl->mFontDefaults )
1097 mImpl->mFontDefaults = new FontDefaults();
1104 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
1105 mImpl->mFontDefaults->sizeDefined = true;
1110 // Point size = Pixel size * 72.f / DPI
1111 unsigned int horizontalDpi = 0u;
1112 unsigned int verticalDpi = 0u;
1113 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1114 fontClient.GetDpi( horizontalDpi, verticalDpi );
1116 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1117 mImpl->mFontDefaults->sizeDefined = true;
1122 // Clear the font-specific data
1125 mImpl->RequestRelayout();
1128 float Controller::GetDefaultFontSize( FontSizeType type ) const
1131 if( NULL != mImpl->mFontDefaults )
1137 value = mImpl->mFontDefaults->mDefaultPointSize;
1142 // Pixel size = Point size * DPI / 72.f
1143 unsigned int horizontalDpi = 0u;
1144 unsigned int verticalDpi = 0u;
1145 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1146 fontClient.GetDpi( horizontalDpi, verticalDpi );
1148 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1158 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
1160 if( NULL != mImpl->mEventData )
1162 if( NULL == mImpl->mEventData->mPlaceholderFont )
1164 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1171 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1172 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1173 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1178 // Point size = Pixel size * 72.f / DPI
1179 unsigned int horizontalDpi = 0u;
1180 unsigned int verticalDpi = 0u;
1181 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1182 fontClient.GetDpi( horizontalDpi, verticalDpi );
1184 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1185 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1186 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1191 mImpl->RequestRelayout();
1195 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1198 if( NULL != mImpl->mEventData )
1204 if( NULL != mImpl->mEventData->mPlaceholderFont )
1206 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1210 // If the placeholder text font size is not set, then return the default font size.
1211 value = GetDefaultFontSize( POINT_SIZE );
1217 if( NULL != mImpl->mEventData->mPlaceholderFont )
1219 // Pixel size = Point size * DPI / 72.f
1220 unsigned int horizontalDpi = 0u;
1221 unsigned int verticalDpi = 0u;
1222 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1223 fontClient.GetDpi( horizontalDpi, verticalDpi );
1225 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1229 // If the placeholder text font size is not set, then return the default font size.
1230 value = GetDefaultFontSize( PIXEL_SIZE );
1241 void Controller::SetDefaultColor( const Vector4& color )
1243 mImpl->mTextColor = color;
1245 if( !mImpl->IsShowingPlaceholderText() )
1247 mImpl->mModel->mVisualModel->SetTextColor( color );
1249 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
1251 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1253 mImpl->RequestRelayout();
1257 const Vector4& Controller::GetDefaultColor() const
1259 return mImpl->mTextColor;
1262 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1264 if( NULL != mImpl->mEventData )
1266 mImpl->mEventData->mPlaceholderTextColor = textColor;
1269 if( mImpl->IsShowingPlaceholderText() )
1271 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1272 mImpl->RequestRelayout();
1276 const Vector4& Controller::GetPlaceholderTextColor() const
1278 if( NULL != mImpl->mEventData )
1280 return mImpl->mEventData->mPlaceholderTextColor;
1283 return Color::BLACK;
1286 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1288 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1290 mImpl->RequestRelayout();
1293 const Vector2& Controller::GetShadowOffset() const
1295 return mImpl->mModel->mVisualModel->GetShadowOffset();
1298 void Controller::SetShadowColor( const Vector4& shadowColor )
1300 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1302 mImpl->RequestRelayout();
1305 const Vector4& Controller::GetShadowColor() const
1307 return mImpl->mModel->mVisualModel->GetShadowColor();
1310 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1312 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1314 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1316 mImpl->RequestRelayout();
1320 const float& Controller::GetShadowBlurRadius() const
1322 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1325 void Controller::SetUnderlineColor( const Vector4& color )
1327 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1329 mImpl->RequestRelayout();
1332 const Vector4& Controller::GetUnderlineColor() const
1334 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1337 void Controller::SetUnderlineEnabled( bool enabled )
1339 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1341 mImpl->RequestRelayout();
1344 bool Controller::IsUnderlineEnabled() const
1346 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1349 void Controller::SetUnderlineHeight( float height )
1351 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1353 mImpl->RequestRelayout();
1356 float Controller::GetUnderlineHeight() const
1358 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1361 void Controller::SetOutlineColor( const Vector4& color )
1363 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1365 mImpl->RequestRelayout();
1368 const Vector4& Controller::GetOutlineColor() const
1370 return mImpl->mModel->mVisualModel->GetOutlineColor();
1373 void Controller::SetOutlineWidth( uint16_t width )
1375 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1377 mImpl->RequestRelayout();
1380 uint16_t Controller::GetOutlineWidth() const
1382 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1385 void Controller::SetBackgroundColor( const Vector4& color )
1387 mImpl->mModel->mVisualModel->SetBackgroundColor( color );
1389 mImpl->RequestRelayout();
1392 const Vector4& Controller::GetBackgroundColor() const
1394 return mImpl->mModel->mVisualModel->GetBackgroundColor();
1397 void Controller::SetBackgroundEnabled( bool enabled )
1399 mImpl->mModel->mVisualModel->SetBackgroundEnabled( enabled );
1401 mImpl->RequestRelayout();
1404 bool Controller::IsBackgroundEnabled() const
1406 return mImpl->mModel->mVisualModel->IsBackgroundEnabled();
1409 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1411 if( NULL == mImpl->mEmbossDefaults )
1413 mImpl->mEmbossDefaults = new EmbossDefaults();
1416 mImpl->mEmbossDefaults->properties = embossProperties;
1419 const std::string& Controller::GetDefaultEmbossProperties() const
1421 if( NULL != mImpl->mEmbossDefaults )
1423 return mImpl->mEmbossDefaults->properties;
1426 return EMPTY_STRING;
1429 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1431 if( NULL == mImpl->mOutlineDefaults )
1433 mImpl->mOutlineDefaults = new OutlineDefaults();
1436 mImpl->mOutlineDefaults->properties = outlineProperties;
1439 const std::string& Controller::GetDefaultOutlineProperties() const
1441 if( NULL != mImpl->mOutlineDefaults )
1443 return mImpl->mOutlineDefaults->properties;
1446 return EMPTY_STRING;
1449 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1451 if( std::fabs( lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing() ) > Math::MACHINE_EPSILON_1000 )
1453 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1454 mImpl->mRecalculateNaturalSize = true;
1460 float Controller::GetDefaultLineSpacing() const
1462 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1465 bool Controller::SetDefaultLineSize( float lineSize )
1467 if( std::fabs( lineSize - mImpl->mLayoutEngine.GetDefaultLineSize() ) > Math::MACHINE_EPSILON_1000 )
1469 mImpl->mLayoutEngine.SetDefaultLineSize(lineSize);
1470 mImpl->mRecalculateNaturalSize = true;
1476 float Controller::GetDefaultLineSize() const
1478 return mImpl->mLayoutEngine.GetDefaultLineSize();
1481 void Controller::SetInputColor( const Vector4& color )
1483 if( NULL != mImpl->mEventData )
1485 mImpl->mEventData->mInputStyle.textColor = color;
1486 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1488 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1490 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1492 // Get start and end position of selection
1493 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1494 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1496 // Add the color run.
1497 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1498 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1500 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1501 colorRun.color = color;
1502 colorRun.characterRun.characterIndex = startOfSelectedText;
1503 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1505 // Request to relayout.
1506 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1507 mImpl->RequestRelayout();
1509 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1510 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1511 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1516 const Vector4& Controller::GetInputColor() const
1518 if( NULL != mImpl->mEventData )
1520 return mImpl->mEventData->mInputStyle.textColor;
1523 // Return the default text's color if there is no EventData.
1524 return mImpl->mTextColor;
1528 void Controller::SetInputFontFamily( const std::string& fontFamily )
1530 if( NULL != mImpl->mEventData )
1532 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1533 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1535 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1537 CharacterIndex startOfSelectedText = 0u;
1538 Length lengthOfSelectedText = 0u;
1539 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1540 mImpl->mModel->mLogicalModel,
1541 startOfSelectedText,
1542 lengthOfSelectedText );
1544 fontDescriptionRun.familyLength = fontFamily.size();
1545 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1546 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1547 fontDescriptionRun.familyDefined = true;
1549 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1551 // Request to relayout.
1552 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1557 UPDATE_LAYOUT_SIZE |
1560 mImpl->mRecalculateNaturalSize = true;
1561 mImpl->RequestRelayout();
1563 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1564 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1565 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1567 // As the font changes, recalculate the handle positions is needed.
1568 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1569 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1570 mImpl->mEventData->mUpdateHighlightBox = true;
1571 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1576 const std::string& Controller::GetInputFontFamily() const
1578 if( NULL != mImpl->mEventData )
1580 return mImpl->mEventData->mInputStyle.familyName;
1583 // Return the default font's family if there is no EventData.
1584 return GetDefaultFontFamily();
1587 void Controller::SetInputFontWeight( FontWeight weight )
1589 if( NULL != mImpl->mEventData )
1591 mImpl->mEventData->mInputStyle.weight = weight;
1592 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1594 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1596 CharacterIndex startOfSelectedText = 0u;
1597 Length lengthOfSelectedText = 0u;
1598 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1599 mImpl->mModel->mLogicalModel,
1600 startOfSelectedText,
1601 lengthOfSelectedText );
1603 fontDescriptionRun.weight = weight;
1604 fontDescriptionRun.weightDefined = true;
1606 // Request to relayout.
1607 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1612 UPDATE_LAYOUT_SIZE |
1615 mImpl->mRecalculateNaturalSize = true;
1616 mImpl->RequestRelayout();
1618 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1619 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1620 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1622 // As the font might change, recalculate the handle positions is needed.
1623 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1624 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1625 mImpl->mEventData->mUpdateHighlightBox = true;
1626 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1631 bool Controller::IsInputFontWeightDefined() const
1633 bool defined = false;
1635 if( NULL != mImpl->mEventData )
1637 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1643 FontWeight Controller::GetInputFontWeight() const
1645 if( NULL != mImpl->mEventData )
1647 return mImpl->mEventData->mInputStyle.weight;
1650 return GetDefaultFontWeight();
1653 void Controller::SetInputFontWidth( FontWidth width )
1655 if( NULL != mImpl->mEventData )
1657 mImpl->mEventData->mInputStyle.width = width;
1658 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1660 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1662 CharacterIndex startOfSelectedText = 0u;
1663 Length lengthOfSelectedText = 0u;
1664 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1665 mImpl->mModel->mLogicalModel,
1666 startOfSelectedText,
1667 lengthOfSelectedText );
1669 fontDescriptionRun.width = width;
1670 fontDescriptionRun.widthDefined = true;
1672 // Request to relayout.
1673 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1678 UPDATE_LAYOUT_SIZE |
1681 mImpl->mRecalculateNaturalSize = true;
1682 mImpl->RequestRelayout();
1684 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1685 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1686 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1688 // As the font might change, recalculate the handle positions is needed.
1689 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1690 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1691 mImpl->mEventData->mUpdateHighlightBox = true;
1692 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1697 bool Controller::IsInputFontWidthDefined() const
1699 bool defined = false;
1701 if( NULL != mImpl->mEventData )
1703 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1709 FontWidth Controller::GetInputFontWidth() const
1711 if( NULL != mImpl->mEventData )
1713 return mImpl->mEventData->mInputStyle.width;
1716 return GetDefaultFontWidth();
1719 void Controller::SetInputFontSlant( FontSlant slant )
1721 if( NULL != mImpl->mEventData )
1723 mImpl->mEventData->mInputStyle.slant = slant;
1724 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1726 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1728 CharacterIndex startOfSelectedText = 0u;
1729 Length lengthOfSelectedText = 0u;
1730 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1731 mImpl->mModel->mLogicalModel,
1732 startOfSelectedText,
1733 lengthOfSelectedText );
1735 fontDescriptionRun.slant = slant;
1736 fontDescriptionRun.slantDefined = true;
1738 // Request to relayout.
1739 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1744 UPDATE_LAYOUT_SIZE |
1747 mImpl->mRecalculateNaturalSize = true;
1748 mImpl->RequestRelayout();
1750 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1751 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1752 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1754 // As the font might change, recalculate the handle positions is needed.
1755 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1756 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1757 mImpl->mEventData->mUpdateHighlightBox = true;
1758 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1763 bool Controller::IsInputFontSlantDefined() const
1765 bool defined = false;
1767 if( NULL != mImpl->mEventData )
1769 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1775 FontSlant Controller::GetInputFontSlant() const
1777 if( NULL != mImpl->mEventData )
1779 return mImpl->mEventData->mInputStyle.slant;
1782 return GetDefaultFontSlant();
1785 void Controller::SetInputFontPointSize( float size )
1787 if( NULL != mImpl->mEventData )
1789 mImpl->mEventData->mInputStyle.size = size;
1790 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1792 if( EventData::SELECTING == mImpl->mEventData->mState || EventData::EDITING == mImpl->mEventData->mState || EventData::INACTIVE == mImpl->mEventData->mState )
1794 CharacterIndex startOfSelectedText = 0u;
1795 Length lengthOfSelectedText = 0u;
1796 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1797 mImpl->mModel->mLogicalModel,
1798 startOfSelectedText,
1799 lengthOfSelectedText );
1801 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1802 fontDescriptionRun.sizeDefined = true;
1804 // Request to relayout.
1805 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1810 UPDATE_LAYOUT_SIZE |
1813 mImpl->mRecalculateNaturalSize = true;
1814 mImpl->RequestRelayout();
1816 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1817 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1818 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1820 // As the font might change, recalculate the handle positions is needed.
1821 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1822 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1823 mImpl->mEventData->mUpdateHighlightBox = true;
1824 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1829 float Controller::GetInputFontPointSize() const
1831 if( NULL != mImpl->mEventData )
1833 return mImpl->mEventData->mInputStyle.size;
1836 // Return the default font's point size if there is no EventData.
1837 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1840 void Controller::SetInputLineSpacing( float lineSpacing )
1842 if( NULL != mImpl->mEventData )
1844 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1845 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1849 float Controller::GetInputLineSpacing() const
1851 if( NULL != mImpl->mEventData )
1853 return mImpl->mEventData->mInputStyle.lineSpacing;
1859 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1861 if( NULL != mImpl->mEventData )
1863 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1867 const std::string& Controller::GetInputShadowProperties() const
1869 if( NULL != mImpl->mEventData )
1871 return mImpl->mEventData->mInputStyle.shadowProperties;
1874 return EMPTY_STRING;
1877 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1879 if( NULL != mImpl->mEventData )
1881 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1885 const std::string& Controller::GetInputUnderlineProperties() const
1887 if( NULL != mImpl->mEventData )
1889 return mImpl->mEventData->mInputStyle.underlineProperties;
1892 return EMPTY_STRING;
1895 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1897 if( NULL != mImpl->mEventData )
1899 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1903 const std::string& Controller::GetInputEmbossProperties() const
1905 if( NULL != mImpl->mEventData )
1907 return mImpl->mEventData->mInputStyle.embossProperties;
1910 return GetDefaultEmbossProperties();
1913 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1915 if( NULL != mImpl->mEventData )
1917 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1921 const std::string& Controller::GetInputOutlineProperties() const
1923 if( NULL != mImpl->mEventData )
1925 return mImpl->mEventData->mInputStyle.outlineProperties;
1928 return GetDefaultOutlineProperties();
1931 void Controller::SetInputModePassword( bool passwordInput )
1933 if( NULL != mImpl->mEventData )
1935 mImpl->mEventData->mPasswordInput = passwordInput;
1939 bool Controller::IsInputModePassword()
1941 if( NULL != mImpl->mEventData )
1943 return mImpl->mEventData->mPasswordInput;
1948 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1950 if( NULL != mImpl->mEventData )
1952 mImpl->mEventData->mDoubleTapAction = action;
1956 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1958 NoTextTap::Action action = NoTextTap::NO_ACTION;
1960 if( NULL != mImpl->mEventData )
1962 action = mImpl->mEventData->mDoubleTapAction;
1968 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1970 if( NULL != mImpl->mEventData )
1972 mImpl->mEventData->mLongPressAction = action;
1976 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1978 NoTextTap::Action action = NoTextTap::NO_ACTION;
1980 if( NULL != mImpl->mEventData )
1982 action = mImpl->mEventData->mLongPressAction;
1988 bool Controller::IsUnderlineSetByString()
1990 return mImpl->mUnderlineSetByString;
1993 void Controller::UnderlineSetByString( bool setByString )
1995 mImpl->mUnderlineSetByString = setByString;
1998 bool Controller::IsShadowSetByString()
2000 return mImpl->mShadowSetByString;
2003 void Controller::ShadowSetByString( bool setByString )
2005 mImpl->mShadowSetByString = setByString;
2008 bool Controller::IsOutlineSetByString()
2010 return mImpl->mOutlineSetByString;
2013 void Controller::OutlineSetByString( bool setByString )
2015 mImpl->mOutlineSetByString = setByString;
2018 bool Controller::IsFontStyleSetByString()
2020 return mImpl->mFontStyleSetByString;
2023 void Controller::FontStyleSetByString( bool setByString )
2025 mImpl->mFontStyleSetByString = setByString;
2028 // public : Queries & retrieves.
2030 Layout::Engine& Controller::GetLayoutEngine()
2032 return mImpl->mLayoutEngine;
2035 View& Controller::GetView()
2037 return mImpl->mView;
2040 Vector3 Controller::GetNaturalSize()
2042 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
2043 Vector3 naturalSize;
2045 // Make sure the model is up-to-date before layouting
2046 ProcessModifyEvents();
2048 if( mImpl->mRecalculateNaturalSize )
2050 // Operations that can be done only once until the text changes.
2051 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2057 GET_GLYPH_METRICS );
2059 // Set the update info to relayout the whole text.
2060 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2061 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2063 // Make sure the model is up-to-date before layouting
2064 mImpl->UpdateModel( onlyOnceOperations );
2066 // Layout the text for the new width.
2067 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
2069 // Store the actual control's size to restore later.
2070 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
2072 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2073 static_cast<OperationsMask>( onlyOnceOperations |
2075 naturalSize.GetVectorXY() );
2077 // Do not do again the only once operations.
2078 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2080 // Do the size related operations again.
2081 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
2084 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
2086 // Stores the natural size to avoid recalculate it again
2087 // unless the text/style changes.
2088 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
2090 mImpl->mRecalculateNaturalSize = false;
2092 // Clear the update info. This info will be set the next time the text is updated.
2093 mImpl->mTextUpdateInfo.Clear();
2094 mImpl->mTextUpdateInfo.mClearAll = true;
2096 // Restore the actual control's size.
2097 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
2099 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
2103 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
2105 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
2108 naturalSize.x = ConvertToEven( naturalSize.x );
2109 naturalSize.y = ConvertToEven( naturalSize.y );
2114 bool Controller::CheckForTextFit( float pointSize, Size& layoutSize )
2117 mImpl->mFontDefaults->mFitPointSize = pointSize;
2118 mImpl->mFontDefaults->sizeDefined = true;
2121 // Operations that can be done only once until the text changes.
2122 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2128 GET_GLYPH_METRICS );
2130 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2131 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2133 // Make sure the model is up-to-date before layouting
2134 mImpl->UpdateModel( onlyOnceOperations );
2136 DoRelayout( Size( layoutSize.width, MAX_FLOAT ),
2137 static_cast<OperationsMask>( onlyOnceOperations | LAYOUT),
2140 // Clear the update info. This info will be set the next time the text is updated.
2141 mImpl->mTextUpdateInfo.Clear();
2142 mImpl->mTextUpdateInfo.mClearAll = true;
2144 if( textSize.width > layoutSize.width || textSize.height > layoutSize.height )
2151 void Controller::FitPointSizeforLayout( Size layoutSize )
2153 const OperationsMask operations = mImpl->mOperationsPending;
2154 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) || mImpl->mTextFitContentSize != layoutSize )
2156 bool actualellipsis = mImpl->mModel->mElideEnabled;
2157 float minPointSize = mImpl->mTextFitMinSize;
2158 float maxPointSize = mImpl->mTextFitMaxSize;
2159 float pointInterval = mImpl->mTextFitStepSize;
2161 mImpl->mModel->mElideEnabled = false;
2162 Vector<float> pointSizeArray;
2165 if( pointInterval < 1.f )
2167 mImpl->mTextFitStepSize = pointInterval = 1.0f;
2170 pointSizeArray.Reserve( static_cast< unsigned int >( ceil( ( maxPointSize - minPointSize ) / pointInterval ) ) );
2172 for( float i = minPointSize; i < maxPointSize; i += pointInterval )
2174 pointSizeArray.PushBack( i );
2177 pointSizeArray.PushBack( maxPointSize );
2179 int bestSizeIndex = 0;
2180 int min = bestSizeIndex + 1;
2181 int max = pointSizeArray.Size() - 1;
2184 int destI = ( min + max ) / 2;
2186 if( CheckForTextFit( pointSizeArray[destI], layoutSize ) )
2188 bestSizeIndex = min;
2194 bestSizeIndex = max;
2198 mImpl->mModel->mElideEnabled = actualellipsis;
2199 mImpl->mFontDefaults->mFitPointSize = pointSizeArray[bestSizeIndex];
2200 mImpl->mFontDefaults->sizeDefined = true;
2205 float Controller::GetHeightForWidth( float width )
2207 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
2208 // Make sure the model is up-to-date before layouting
2209 ProcessModifyEvents();
2212 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
2213 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
2214 mImpl->mTextUpdateInfo.mClearAll )
2216 // Operations that can be done only once until the text changes.
2217 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2223 GET_GLYPH_METRICS );
2225 // Set the update info to relayout the whole text.
2226 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2227 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2229 // Make sure the model is up-to-date before layouting
2230 mImpl->UpdateModel( onlyOnceOperations );
2233 // Layout the text for the new width.
2234 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
2236 // Store the actual control's width.
2237 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
2239 DoRelayout( Size( width, MAX_FLOAT ),
2240 static_cast<OperationsMask>( onlyOnceOperations |
2244 // Do not do again the only once operations.
2245 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2247 // Do the size related operations again.
2248 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
2252 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
2254 // Clear the update info. This info will be set the next time the text is updated.
2255 mImpl->mTextUpdateInfo.Clear();
2256 mImpl->mTextUpdateInfo.mClearAll = true;
2258 // Restore the actual control's width.
2259 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
2261 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
2265 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
2266 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
2269 return layoutSize.height;
2272 int Controller::GetLineCount( float width )
2274 GetHeightForWidth( width );
2275 int numberofLines = mImpl->mModel->GetNumberOfLines();
2276 return numberofLines;
2279 const ModelInterface* const Controller::GetTextModel() const
2281 return mImpl->mModel.Get();
2284 float Controller::GetScrollAmountByUserInput()
2286 float scrollAmount = 0.0f;
2288 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
2290 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
2291 mImpl->mEventData->mCheckScrollAmount = false;
2293 return scrollAmount;
2296 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
2298 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
2301 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
2302 layoutHeight = layout.height;
2303 scrollPosition = mImpl->mModel->mScrollPosition.y;
2304 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2308 void Controller::SetHiddenInputOption(const Property::Map& options )
2310 if( NULL == mImpl->mHiddenInput )
2312 mImpl->mHiddenInput = new HiddenText( this );
2314 mImpl->mHiddenInput->SetProperties(options);
2317 void Controller::GetHiddenInputOption(Property::Map& options )
2319 if( NULL != mImpl->mHiddenInput )
2321 mImpl->mHiddenInput->GetProperties(options);
2325 void Controller::SetPlaceholderProperty( const Property::Map& map )
2327 const Property::Map::SizeType count = map.Count();
2329 for( Property::Map::SizeType position = 0; position < count; ++position )
2331 KeyValuePair keyValue = map.GetKeyValue( position );
2332 Property::Key& key = keyValue.first;
2333 Property::Value& value = keyValue.second;
2335 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2337 std::string text = "";
2339 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2341 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2343 std::string text = "";
2345 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2347 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2350 value.Get( textColor );
2351 if( GetPlaceholderTextColor() != textColor )
2353 SetPlaceholderTextColor( textColor );
2356 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2358 std::string fontFamily = "";
2359 value.Get( fontFamily );
2360 SetPlaceholderFontFamily( fontFamily );
2362 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2364 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2366 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2369 value.Get( pointSize );
2370 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2372 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2375 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2378 value.Get( pixelSize );
2379 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2381 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2384 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2387 value.Get( ellipsis );
2388 SetPlaceholderTextElideEnabled( ellipsis );
2393 void Controller::GetPlaceholderProperty( Property::Map& map )
2395 if( NULL != mImpl->mEventData )
2397 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2399 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2401 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2403 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2406 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2407 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2409 Property::Value fontStyleMapGet;
2410 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2411 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2413 // Choose font size : POINT_SIZE or PIXEL_SIZE
2414 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2416 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2420 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2423 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2425 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2430 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2432 // Make sure the model is up-to-date before layouting
2433 ProcessModifyEvents();
2435 if ( mImpl->mUpdateTextDirection )
2437 // Operations that can be done only once until the text changes.
2438 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2444 GET_GLYPH_METRICS );
2446 // Set the update info to relayout the whole text.
2447 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2448 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2450 // Make sure the model is up-to-date before layouting
2451 mImpl->UpdateModel( onlyOnceOperations );
2453 Vector3 naturalSize;
2454 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2455 static_cast<OperationsMask>( onlyOnceOperations |
2456 LAYOUT | REORDER | UPDATE_DIRECTION ),
2457 naturalSize.GetVectorXY() );
2459 // Do not do again the only once operations.
2460 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2462 // Clear the update info. This info will be set the next time the text is updated.
2463 mImpl->mTextUpdateInfo.Clear();
2465 // FullRelayoutNeeded should be true because DoRelayout is MAX_FLOAT, MAX_FLOAT.
2466 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2468 mImpl->mUpdateTextDirection = false;
2471 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2474 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2476 return mImpl->mModel->GetVerticalLineAlignment();
2479 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2481 mImpl->mModel->mVerticalLineAlignment = alignment;
2484 // public : Relayout.
2486 Controller::UpdateTextType Controller::Relayout( const Size& size, Dali::LayoutDirection::Type layoutDirection )
2488 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2490 UpdateTextType updateTextType = NONE_UPDATED;
2492 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2494 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2496 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2497 updateTextType = MODEL_UPDATED;
2500 // Clear the update info. This info will be set the next time the text is updated.
2501 mImpl->mTextUpdateInfo.Clear();
2503 // Not worth to relayout if width or height is equal to zero.
2504 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2506 return updateTextType;
2509 // Whether a new size has been set.
2510 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2514 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2516 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2517 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2518 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2520 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2523 // Layout operations that need to be done if the size changes.
2524 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2527 UPDATE_LAYOUT_SIZE |
2529 // Set the update info to relayout the whole text.
2530 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2531 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2533 // Store the size used to layout the text.
2534 mImpl->mModel->mVisualModel->mControlSize = size;
2537 // Whether there are modify events.
2538 if( 0u != mImpl->mModifyEvents.Count() )
2540 // Style operations that need to be done if the text is modified.
2541 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2545 // Set the update info to elide the text.
2546 if( mImpl->mModel->mElideEnabled ||
2547 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2549 // Update Text layout for applying elided
2550 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2553 UPDATE_LAYOUT_SIZE |
2555 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2556 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2559 if( mImpl->mModel->mMatchSystemLanguageDirection && mImpl->mLayoutDirection != layoutDirection )
2561 // Clear the update info. This info will be set the next time the text is updated.
2562 mImpl->mTextUpdateInfo.mClearAll = true;
2563 // Apply modifications to the model
2564 // Shape the text again is needed because characters like '()[]{}' have to be mirrored and the glyphs generated again.
2565 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2572 mImpl->mLayoutDirection = layoutDirection;
2575 // Make sure the model is up-to-date before layouting.
2576 ProcessModifyEvents();
2577 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2581 updated = DoRelayout( size,
2582 mImpl->mOperationsPending,
2583 layoutSize ) || updated;
2588 updateTextType = MODEL_UPDATED;
2591 // Do not re-do any operation until something changes.
2592 mImpl->mOperationsPending = NO_OPERATION;
2593 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2595 // Whether the text control is editable
2596 const bool isEditable = NULL != mImpl->mEventData;
2598 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2600 if( newSize && isEditable )
2602 offset = mImpl->mModel->mScrollPosition;
2605 if( !isEditable || !IsMultiLineEnabled() )
2607 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2608 CalculateVerticalOffset( size );
2615 // If there is a new size, the scroll position needs to be clamped.
2616 mImpl->ClampHorizontalScroll( layoutSize );
2618 // Update the decorator's positions is needed if there is a new size.
2619 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2622 // Move the cursor, grab handle etc.
2623 if( mImpl->ProcessInputEvents() )
2625 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2629 // Clear the update info. This info will be set the next time the text is updated.
2630 mImpl->mTextUpdateInfo.Clear();
2631 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2633 return updateTextType;
2636 void Controller::RequestRelayout()
2638 mImpl->RequestRelayout();
2641 // public : Input style change signals.
2643 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2645 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2648 void Controller::ProcessInputStyleChangedSignals()
2650 if( NULL == mImpl->mEventData )
2656 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2657 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2661 const InputStyle::Mask mask = *it;
2663 if( NULL != mImpl->mEditableControlInterface )
2665 // Emit the input style changed signal.
2666 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2670 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2673 // public : Text-input Event Queuing.
2675 void Controller::KeyboardFocusGainEvent()
2677 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2679 if( NULL != mImpl->mEventData )
2681 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2682 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2684 mImpl->ChangeState( EventData::EDITING );
2685 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2686 mImpl->mEventData->mUpdateInputStyle = true;
2687 mImpl->mEventData->mScrollAfterUpdatePosition = true;
2689 mImpl->NotifyInputMethodContextMultiLineStatus();
2690 if( mImpl->IsShowingPlaceholderText() )
2692 // Show alternative placeholder-text when editing
2693 ShowPlaceholderText();
2696 mImpl->RequestRelayout();
2700 void Controller::KeyboardFocusLostEvent()
2702 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2704 if( NULL != mImpl->mEventData )
2706 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2708 mImpl->ChangeState( EventData::INACTIVE );
2710 if( !mImpl->IsShowingRealText() )
2712 // Revert to regular placeholder-text when not editing
2713 ShowPlaceholderText();
2717 mImpl->RequestRelayout();
2720 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2722 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2724 bool textChanged = false;
2725 bool relayoutNeeded = false;
2727 if( ( NULL != mImpl->mEventData ) &&
2728 ( keyEvent.state == KeyEvent::Down ) )
2730 int keyCode = keyEvent.keyCode;
2731 const std::string& keyString = keyEvent.keyPressed;
2732 const std::string keyName = keyEvent.keyPressedName;
2734 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2736 // Pre-process to separate modifying events from non-modifying input events.
2739 // In some platforms arrive key events with no key code.
2743 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2748 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2749 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2750 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2751 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2753 // If don't have any text, do nothing.
2754 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2759 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2760 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2761 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2762 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2764 // Logic to determine whether this text control will lose focus or not.
2765 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2766 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2767 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2768 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2769 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2770 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2772 // Release the active highlight.
2773 if( mImpl->mEventData->mState == EventData::SELECTING )
2775 mImpl->ChangeState( EventData::EDITING );
2777 // Update selection position.
2778 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2779 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2780 mImpl->mEventData->mUpdateCursorPosition = true;
2781 mImpl->RequestRelayout();
2786 mImpl->mEventData->mCheckScrollAmount = true;
2787 Event event( Event::CURSOR_KEY_EVENT );
2788 event.p1.mInt = keyCode;
2789 event.p2.mBool = keyEvent.IsShiftModifier();
2790 mImpl->mEventData->mEventQueue.push_back( event );
2792 // Will request for relayout.
2793 relayoutNeeded = true;
2795 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2797 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2798 // If not handle it here, any selected text will be deleted
2803 else if ( keyEvent.IsCtrlModifier() )
2805 bool consumed = false;
2806 if (keyName == KEY_C_NAME)
2808 // Ctrl-C to copy the selected text
2809 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2812 else if (keyName == KEY_V_NAME)
2814 // Ctrl-V to paste the copied text
2815 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2818 else if (keyName == KEY_X_NAME)
2820 // Ctrl-X to cut the selected text
2821 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2826 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2827 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2829 textChanged = DeleteEvent( keyCode );
2831 // Will request for relayout.
2832 relayoutNeeded = true;
2834 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2835 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2836 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2838 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2839 mImpl->ChangeState( EventData::INACTIVE );
2841 // Will request for relayout.
2842 relayoutNeeded = true;
2844 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2846 else if( ( Dali::DALI_KEY_SHIFT_LEFT == keyCode ) || ( Dali::DALI_KEY_SHIFT_RIGHT == keyCode ) )
2848 // DALI_KEY_SHIFT_LEFT or DALI_KEY_SHIFT_RIGHT is the key code for Shift. It's sent (by the InputMethodContext?) when the predictive text is enabled
2849 // and a character is typed after the type of a upper case latin character.
2854 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2856 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2862 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2864 if( !keyString.empty() )
2866 // InputMethodContext is no longer handling key-events
2867 mImpl->ClearPreEditFlag();
2869 InsertText( keyString, COMMIT );
2873 // Will request for relayout.
2874 relayoutNeeded = true;
2879 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2880 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2882 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2883 ( Dali::DALI_KEY_SHIFT_RIGHT != keyCode ) &&
2884 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2885 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2887 // Should not change the state if the key is the shift send by the InputMethodContext.
2888 // Otherwise, when the state is SELECTING the text controller can't send the right
2889 // surrounding info to the InputMethodContext.
2890 mImpl->ChangeState( EventData::EDITING );
2892 // Will request for relayout.
2893 relayoutNeeded = true;
2896 if( relayoutNeeded )
2898 mImpl->RequestRelayout();
2903 ( NULL != mImpl->mEditableControlInterface ) )
2905 // Do this last since it provides callbacks into application code
2906 mImpl->mEditableControlInterface->TextChanged();
2912 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2914 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2916 if( NULL != mImpl->mEventData )
2918 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2919 EventData::State state( mImpl->mEventData->mState );
2920 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2922 if( mImpl->IsClipboardVisible() )
2924 if( EventData::INACTIVE == state || EventData::EDITING == state)
2926 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2928 relayoutNeeded = true;
2930 else if( 1u == tapCount )
2932 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2934 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2937 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2939 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2940 relayoutNeeded = true;
2944 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2946 // Hide placeholder text
2950 if( EventData::INACTIVE == state )
2952 mImpl->ChangeState( EventData::EDITING );
2954 else if( !mImpl->IsClipboardEmpty() )
2956 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2958 relayoutNeeded = true;
2961 else if( 2u == tapCount )
2963 if( mImpl->mEventData->mSelectionEnabled &&
2964 mImpl->IsShowingRealText() )
2966 relayoutNeeded = true;
2967 mImpl->mEventData->mIsLeftHandleSelected = true;
2968 mImpl->mEventData->mIsRightHandleSelected = true;
2972 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2973 if( relayoutNeeded )
2975 Event event( Event::TAP_EVENT );
2976 event.p1.mUint = tapCount;
2977 event.p2.mFloat = x;
2978 event.p3.mFloat = y;
2979 mImpl->mEventData->mEventQueue.push_back( event );
2981 mImpl->RequestRelayout();
2985 // Reset keyboard as tap event has occurred.
2986 mImpl->ResetInputMethodContext();
2989 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2991 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2993 if( NULL != mImpl->mEventData )
2995 Event event( Event::PAN_EVENT );
2996 event.p1.mInt = state;
2997 event.p2.mFloat = displacement.x;
2998 event.p3.mFloat = displacement.y;
2999 mImpl->mEventData->mEventQueue.push_back( event );
3001 mImpl->RequestRelayout();
3005 void Controller::LongPressEvent( Gesture::State state, float x, float y )
3007 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
3009 if( ( state == Gesture::Started ) &&
3010 ( NULL != mImpl->mEventData ) )
3012 // The 1st long-press on inactive text-field is treated as tap
3013 if( EventData::INACTIVE == mImpl->mEventData->mState )
3015 mImpl->ChangeState( EventData::EDITING );
3017 Event event( Event::TAP_EVENT );
3019 event.p2.mFloat = x;
3020 event.p3.mFloat = y;
3021 mImpl->mEventData->mEventQueue.push_back( event );
3023 mImpl->RequestRelayout();
3025 else if( !mImpl->IsShowingRealText() )
3027 Event event( Event::LONG_PRESS_EVENT );
3028 event.p1.mInt = state;
3029 event.p2.mFloat = x;
3030 event.p3.mFloat = y;
3031 mImpl->mEventData->mEventQueue.push_back( event );
3032 mImpl->RequestRelayout();
3034 else if( !mImpl->IsClipboardVisible() )
3036 // Reset the InputMethodContext to commit the pre-edit before selecting the text.
3037 mImpl->ResetInputMethodContext();
3039 Event event( Event::LONG_PRESS_EVENT );
3040 event.p1.mInt = state;
3041 event.p2.mFloat = x;
3042 event.p3.mFloat = y;
3043 mImpl->mEventData->mEventQueue.push_back( event );
3044 mImpl->RequestRelayout();
3046 mImpl->mEventData->mIsLeftHandleSelected = true;
3047 mImpl->mEventData->mIsRightHandleSelected = true;
3052 void Controller::SelectEvent( float x, float y, SelectionType selectType )
3054 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3056 if( NULL != mImpl->mEventData )
3058 if( selectType == SelectionType::ALL )
3060 Event event( Event::SELECT_ALL );
3061 mImpl->mEventData->mEventQueue.push_back( event );
3063 else if( selectType == SelectionType::NONE )
3065 Event event( Event::SELECT_NONE );
3066 mImpl->mEventData->mEventQueue.push_back( event );
3070 Event event( Event::SELECT );
3071 event.p2.mFloat = x;
3072 event.p3.mFloat = y;
3073 mImpl->mEventData->mEventQueue.push_back( event );
3076 mImpl->mEventData->mCheckScrollAmount = true;
3077 mImpl->mEventData->mIsLeftHandleSelected = true;
3078 mImpl->mEventData->mIsRightHandleSelected = true;
3079 mImpl->RequestRelayout();
3083 InputMethodContext::CallbackData Controller::OnInputMethodContextEvent( InputMethodContext& inputMethodContext, const InputMethodContext::EventData& inputMethodContextEvent )
3085 // Whether the text needs to be relaid-out.
3086 bool requestRelayout = false;
3088 // Whether to retrieve the text and cursor position to be sent to the InputMethodContext.
3089 bool retrieveText = false;
3090 bool retrieveCursor = false;
3092 switch( inputMethodContextEvent.eventName )
3094 case InputMethodContext::COMMIT:
3096 InsertText( inputMethodContextEvent.predictiveString, Text::Controller::COMMIT );
3097 requestRelayout = true;
3098 retrieveCursor = true;
3101 case InputMethodContext::PRE_EDIT:
3103 InsertText( inputMethodContextEvent.predictiveString, Text::Controller::PRE_EDIT );
3104 requestRelayout = true;
3105 retrieveCursor = true;
3108 case InputMethodContext::DELETE_SURROUNDING:
3110 const bool textDeleted = RemoveText( inputMethodContextEvent.cursorOffset,
3111 inputMethodContextEvent.numberOfChars,
3112 DONT_UPDATE_INPUT_STYLE );
3116 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3117 !mImpl->IsPlaceholderAvailable() )
3119 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3123 ShowPlaceholderText();
3125 mImpl->mEventData->mUpdateCursorPosition = true;
3126 mImpl->mEventData->mScrollAfterDelete = true;
3128 requestRelayout = true;
3132 case InputMethodContext::GET_SURROUNDING:
3134 retrieveText = true;
3135 retrieveCursor = true;
3138 case InputMethodContext::PRIVATE_COMMAND:
3140 // PRIVATECOMMAND event is just for getting the private command message
3141 retrieveText = true;
3142 retrieveCursor = true;
3145 case InputMethodContext::VOID:
3152 if( requestRelayout )
3154 mImpl->mOperationsPending = ALL_OPERATIONS;
3155 mImpl->RequestRelayout();
3159 CharacterIndex cursorPosition = 0u;
3160 Length numberOfWhiteSpaces = 0u;
3162 if( retrieveCursor )
3164 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
3166 cursorPosition = mImpl->GetLogicalCursorPosition();
3168 if( cursorPosition < numberOfWhiteSpaces )
3170 cursorPosition = 0u;
3174 cursorPosition -= numberOfWhiteSpaces;
3180 if( !mImpl->IsShowingPlaceholderText() )
3182 // Retrieves the normal text string.
3183 mImpl->GetText( numberOfWhiteSpaces, text );
3187 // When the current text is Placeholder Text, the surrounding text should be empty string.
3188 // It means DALi should send empty string ("") to IME.
3193 InputMethodContext::CallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
3195 if( requestRelayout &&
3196 ( NULL != mImpl->mEditableControlInterface ) )
3198 // Do this last since it provides callbacks into application code
3199 mImpl->mEditableControlInterface->TextChanged();
3202 return callbackData;
3205 void Controller::PasteClipboardItemEvent()
3207 // Retrieve the clipboard contents first
3208 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
3209 std::string stringToPaste( notifier.GetContent() );
3211 // Commit the current pre-edit text; the contents of the clipboard should be appended
3212 mImpl->ResetInputMethodContext();
3214 // Temporary disable hiding clipboard
3215 mImpl->SetClipboardHideEnable( false );
3218 PasteText( stringToPaste );
3220 mImpl->SetClipboardHideEnable( true );
3223 // protected : Inherit from Text::Decorator::ControllerInterface.
3225 void Controller::GetTargetSize( Vector2& targetSize )
3227 targetSize = mImpl->mModel->mVisualModel->mControlSize;
3230 void Controller::AddDecoration( Actor& actor, bool needsClipping )
3232 if( NULL != mImpl->mEditableControlInterface )
3234 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
3238 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
3240 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
3242 if( NULL != mImpl->mEventData )
3244 switch( handleType )
3248 Event event( Event::GRAB_HANDLE_EVENT );
3249 event.p1.mUint = state;
3250 event.p2.mFloat = x;
3251 event.p3.mFloat = y;
3253 mImpl->mEventData->mEventQueue.push_back( event );
3256 case LEFT_SELECTION_HANDLE:
3258 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
3259 event.p1.mUint = state;
3260 event.p2.mFloat = x;
3261 event.p3.mFloat = y;
3263 mImpl->mEventData->mEventQueue.push_back( event );
3266 case RIGHT_SELECTION_HANDLE:
3268 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
3269 event.p1.mUint = state;
3270 event.p2.mFloat = x;
3271 event.p3.mFloat = y;
3273 mImpl->mEventData->mEventQueue.push_back( event );
3276 case LEFT_SELECTION_HANDLE_MARKER:
3277 case RIGHT_SELECTION_HANDLE_MARKER:
3279 // Markers do not move the handles.
3282 case HANDLE_TYPE_COUNT:
3284 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
3288 mImpl->RequestRelayout();
3292 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
3294 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
3296 if( NULL == mImpl->mEventData )
3303 case Toolkit::TextSelectionPopup::CUT:
3305 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
3306 mImpl->mOperationsPending = ALL_OPERATIONS;
3308 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3309 !mImpl->IsPlaceholderAvailable() )
3311 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3315 ShowPlaceholderText();
3318 mImpl->mEventData->mUpdateCursorPosition = true;
3319 mImpl->mEventData->mScrollAfterDelete = true;
3321 mImpl->RequestRelayout();
3323 if( NULL != mImpl->mEditableControlInterface )
3325 mImpl->mEditableControlInterface->TextChanged();
3329 case Toolkit::TextSelectionPopup::COPY:
3331 mImpl->SendSelectionToClipboard( false ); // Text not modified
3333 mImpl->mEventData->mUpdateCursorPosition = true;
3335 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
3338 case Toolkit::TextSelectionPopup::PASTE:
3340 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
3343 case Toolkit::TextSelectionPopup::SELECT:
3345 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
3347 if( mImpl->mEventData->mSelectionEnabled )
3349 // Creates a SELECT event.
3350 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, SelectionType::INTERACTIVE );
3354 case Toolkit::TextSelectionPopup::SELECT_ALL:
3356 // Creates a SELECT_ALL event
3357 SelectEvent( 0.f, 0.f, SelectionType::ALL );
3360 case Toolkit::TextSelectionPopup::CLIPBOARD:
3362 mImpl->ShowClipboard();
3365 case Toolkit::TextSelectionPopup::NONE:
3373 void Controller::DisplayTimeExpired()
3375 mImpl->mEventData->mUpdateCursorPosition = true;
3376 // Apply modifications to the model
3377 mImpl->mOperationsPending = ALL_OPERATIONS;
3379 mImpl->RequestRelayout();
3382 // private : Update.
3384 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3386 bool removedPrevious = false;
3387 bool removedSelected = false;
3388 bool maxLengthReached = false;
3390 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3392 if( NULL == mImpl->mEventData )
3397 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3398 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3399 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3401 // TODO: At the moment the underline runs are only for pre-edit.
3402 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3404 // Remove the previous InputMethodContext pre-edit.
3405 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3407 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3408 mImpl->mEventData->mPreEditLength,
3409 DONT_UPDATE_INPUT_STYLE );
3411 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3412 mImpl->mEventData->mPreEditLength = 0u;
3416 // Remove the previous Selection.
3417 removedSelected = RemoveSelectedText();
3421 Vector<Character> utf32Characters;
3422 Length characterCount = 0u;
3426 // Convert text into UTF-32
3427 utf32Characters.Resize( text.size() );
3429 // This is a bit horrible but std::string returns a (signed) char*
3430 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3432 // Transform a text array encoded in utf8 into an array encoded in utf32.
3433 // It returns the actual number of characters.
3434 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3435 utf32Characters.Resize( characterCount );
3437 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3438 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3441 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3443 // The placeholder text is no longer needed
3444 if( mImpl->IsShowingPlaceholderText() )
3449 mImpl->ChangeState( EventData::EDITING );
3451 // Handle the InputMethodContext (predicitive text) state changes
3452 if( COMMIT == type )
3454 // InputMethodContext is no longer handling key-events
3455 mImpl->ClearPreEditFlag();
3459 if( !mImpl->mEventData->mPreEditFlag )
3461 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3463 // Record the start of the pre-edit text
3464 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3467 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3468 mImpl->mEventData->mPreEditFlag = true;
3470 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3473 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3475 // Restrict new text to fit within Maximum characters setting.
3476 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3477 maxLengthReached = ( characterCount > maxSizeOfNewText );
3479 // The cursor position.
3480 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3482 // Update the text's style.
3484 // Updates the text style runs by adding characters.
3485 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3487 // Get the character index from the cursor index.
3488 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3490 // Retrieve the text's style for the given index.
3492 mImpl->RetrieveDefaultInputStyle( style );
3493 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3495 // Whether to add a new text color run.
3496 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor ) && !mImpl->mEventData->mInputStyle.isDefaultColor;
3498 // Whether to add a new font run.
3499 const bool addFontNameRun = ( style.familyName != mImpl->mEventData->mInputStyle.familyName ) && mImpl->mEventData->mInputStyle.isFamilyDefined;
3500 const bool addFontWeightRun = ( style.weight != mImpl->mEventData->mInputStyle.weight ) && mImpl->mEventData->mInputStyle.isWeightDefined;
3501 const bool addFontWidthRun = ( style.width != mImpl->mEventData->mInputStyle.width ) && mImpl->mEventData->mInputStyle.isWidthDefined;
3502 const bool addFontSlantRun = ( style.slant != mImpl->mEventData->mInputStyle.slant ) && mImpl->mEventData->mInputStyle.isSlantDefined;
3503 const bool addFontSizeRun = ( style.size != mImpl->mEventData->mInputStyle.size ) && mImpl->mEventData->mInputStyle.isSizeDefined ;
3508 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3509 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3511 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3512 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3513 colorRun.characterRun.characterIndex = cursorIndex;
3514 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3517 if( addFontNameRun ||
3523 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3524 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3526 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3528 if( addFontNameRun )
3530 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3531 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3532 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3533 fontDescriptionRun.familyDefined = true;
3535 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3538 if( addFontWeightRun )
3540 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3541 fontDescriptionRun.weightDefined = true;
3544 if( addFontWidthRun )
3546 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3547 fontDescriptionRun.widthDefined = true;
3550 if( addFontSlantRun )
3552 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3553 fontDescriptionRun.slantDefined = true;
3556 if( addFontSizeRun )
3558 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3559 fontDescriptionRun.sizeDefined = true;
3562 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3563 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3566 // Insert at current cursor position.
3567 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3569 if( cursorIndex < numberOfCharactersInModel )
3571 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3575 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3578 // Mark the first paragraph to be updated.
3579 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3581 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3582 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3583 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3584 mImpl->mTextUpdateInfo.mClearAll = true;
3588 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3589 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3592 // Update the cursor index.
3593 cursorIndex += maxSizeOfNewText;
3595 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 );
3598 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3599 mImpl->IsPlaceholderAvailable() )
3601 // Show place-holder if empty after removing the pre-edit text
3602 ShowPlaceholderText();
3603 mImpl->mEventData->mUpdateCursorPosition = true;
3604 mImpl->ClearPreEditFlag();
3606 else if( removedPrevious ||
3608 ( 0 != utf32Characters.Count() ) )
3610 // Queue an inserted event
3611 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3613 mImpl->mEventData->mUpdateCursorPosition = true;
3614 if( removedSelected )
3616 mImpl->mEventData->mScrollAfterDelete = true;
3620 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3624 if( maxLengthReached )
3626 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3628 mImpl->ResetInputMethodContext();
3630 if( NULL != mImpl->mEditableControlInterface )
3632 // Do this last since it provides callbacks into application code
3633 mImpl->mEditableControlInterface->MaxLengthReached();
3638 void Controller::PasteText( const std::string& stringToPaste )
3640 InsertText( stringToPaste, Text::Controller::COMMIT );
3641 mImpl->ChangeState( EventData::EDITING );
3642 mImpl->RequestRelayout();
3644 if( NULL != mImpl->mEditableControlInterface )
3646 // Do this last since it provides callbacks into application code
3647 mImpl->mEditableControlInterface->TextChanged();
3651 bool Controller::RemoveText( int cursorOffset,
3652 int numberOfCharacters,
3653 UpdateInputStyleType type )
3655 bool removed = false;
3657 if( NULL == mImpl->mEventData )
3662 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3663 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3665 if( !mImpl->IsShowingPlaceholderText() )
3667 // Delete at current cursor position
3668 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3669 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3671 CharacterIndex cursorIndex = 0;
3673 // Validate the cursor position & number of characters
3674 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3676 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3679 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3681 numberOfCharacters = currentText.Count() - cursorIndex;
3684 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.
3685 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3687 // Mark the paragraphs to be updated.
3688 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3690 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3691 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3692 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3693 mImpl->mTextUpdateInfo.mClearAll = true;
3697 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3698 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3701 // Update the input style and remove the text's style before removing the text.
3703 if( UPDATE_INPUT_STYLE == type )
3705 // Keep a copy of the current input style.
3706 InputStyle currentInputStyle;
3707 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3709 // Set first the default input style.
3710 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3712 // Update the input style.
3713 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3715 // Compare if the input style has changed.
3716 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3718 if( hasInputStyleChanged )
3720 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3721 // Queue the input style changed signal.
3722 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3726 // If the number of current text and the number of characters to be deleted are same,
3727 // it means all texts should be removed and all Preedit variables should be initialized.
3728 if( ( currentText.Count() - numberOfCharacters == 0 ) && ( cursorIndex == 0 ) )
3730 mImpl->ClearPreEditFlag();
3733 // Updates the text style runs by removing characters. Runs with no characters are removed.
3734 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3736 // Remove the characters.
3737 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3738 Vector<Character>::Iterator last = first + numberOfCharacters;
3740 currentText.Erase( first, last );
3742 // Cursor position retreat
3743 oldCursorIndex = cursorIndex;
3745 mImpl->mEventData->mScrollAfterDelete = true;
3747 if( EventData::INACTIVE == mImpl->mEventData->mState )
3749 mImpl->ChangeState( EventData::EDITING );
3752 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3760 bool Controller::RemoveSelectedText()
3762 bool textRemoved( false );
3764 if( EventData::SELECTING == mImpl->mEventData->mState )
3766 std::string removedString;
3767 mImpl->RetrieveSelection( removedString, true );
3769 if( !removedString.empty() )
3772 mImpl->ChangeState( EventData::EDITING );
3779 std::string Controller::GetSelectedText()
3782 if( EventData::SELECTING == mImpl->mEventData->mState )
3784 mImpl->RetrieveSelection( text, false );
3789 // private : Relayout.
3791 bool Controller::DoRelayout( const Size& size,
3792 OperationsMask operationsRequired,
3795 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3796 bool viewUpdated( false );
3798 // Calculate the operations to be done.
3799 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3801 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3802 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3804 // Get the current layout size.
3805 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3807 if( NO_OPERATION != ( LAYOUT & operations ) )
3809 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3811 // Some vectors with data needed to layout and reorder may be void
3812 // after the first time the text has been laid out.
3813 // Fill the vectors again.
3815 // Calculate the number of glyphs to layout.
3816 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3817 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3818 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3819 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3821 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3822 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3824 // Make sure the index is not out of bound
3825 if ( charactersToGlyph.Count() != glyphsPerCharacter.Count() ||
3826 requestedNumberOfCharacters > charactersToGlyph.Count() ||
3827 ( lastIndex > charactersToGlyph.Count() && charactersToGlyph.Count() > 0u ) )
3829 std::string currentText;
3830 GetText( currentText );
3832 DALI_LOG_ERROR( "Controller::DoRelayout: Attempting to access invalid buffer\n" );
3833 DALI_LOG_ERROR( "Current text is: %s\n", currentText.c_str() );
3834 DALI_LOG_ERROR( "startIndex: %u, lastIndex: %u, requestedNumberOfCharacters: %u, charactersToGlyph.Count = %lu, glyphsPerCharacter.Count = %lu\n", startIndex, lastIndex, requestedNumberOfCharacters, charactersToGlyph.Count(), glyphsPerCharacter.Count());
3839 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3840 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3842 if( 0u == totalNumberOfGlyphs )
3844 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3846 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3849 // Nothing else to do if there is no glyphs.
3850 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3854 // Set the layout parameters.
3855 Layout::Parameters layoutParameters( size,
3858 // Resize the vector of positions to have the same size than the vector of glyphs.
3859 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3860 glyphPositions.Resize( totalNumberOfGlyphs );
3862 // Whether the last character is a new paragraph character.
3863 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3864 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3865 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3867 // The initial glyph and the number of glyphs to layout.
3868 layoutParameters.startGlyphIndex = startGlyphIndex;
3869 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3870 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3871 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3873 // Update the ellipsis
3874 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3876 if( NULL != mImpl->mEventData )
3878 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3880 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3882 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3884 // Disable ellipsis when editing
3885 elideTextEnabled = false;
3888 // Reset the scroll position in inactive state
3889 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3891 ResetScrollPosition();
3895 // Update the visual model.
3896 bool isAutoScrollEnabled = mImpl->mIsAutoScrollEnabled;
3898 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3901 isAutoScrollEnabled );
3902 mImpl->mIsAutoScrollEnabled = isAutoScrollEnabled;
3904 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3908 layoutSize = newLayoutSize;
3910 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3912 mImpl->mIsTextDirectionRTL = false;
3915 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && !mImpl->mModel->mVisualModel->mLines.Empty() )
3917 mImpl->mIsTextDirectionRTL = mImpl->mModel->mVisualModel->mLines[0u].direction;
3920 // Sets the layout size.
3921 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3923 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3928 if( NO_OPERATION != ( ALIGN & operations ) )
3930 // The laid-out lines.
3931 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3933 CharacterIndex alignStartIndex = startIndex;
3934 Length alignRequestedNumberOfCharacters = requestedNumberOfCharacters;
3936 // the whole text needs to be full aligned.
3937 // If you do not do a full aligned, only the last line of the multiline input is aligned.
3938 if( mImpl->mEventData && mImpl->mEventData->mUpdateAlignment )
3940 alignStartIndex = 0u;
3941 alignRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
3942 mImpl->mEventData->mUpdateAlignment = false;
3945 // Need to align with the control's size as the text may contain lines
3946 // starting either with left to right text or right to left.
3947 mImpl->mLayoutEngine.Align( size,
3949 alignRequestedNumberOfCharacters,
3950 mImpl->mModel->mHorizontalAlignment,
3952 mImpl->mModel->mAlignmentOffset,
3953 mImpl->mLayoutDirection,
3954 mImpl->mModel->mMatchSystemLanguageDirection );
3958 #if defined(DEBUG_ENABLED)
3959 std::string currentText;
3960 GetText( currentText );
3961 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3963 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3967 void Controller::CalculateVerticalOffset( const Size& controlSize )
3969 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3971 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3973 // Get the line height of the default font.
3974 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3977 switch( mImpl->mModel->mVerticalAlignment )
3979 case VerticalAlignment::TOP:
3981 mImpl->mModel->mScrollPosition.y = 0.f;
3984 case VerticalAlignment::CENTER:
3986 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3989 case VerticalAlignment::BOTTOM:
3991 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3997 // private : Events.
3999 void Controller::ProcessModifyEvents()
4001 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
4003 if( 0u == events.Count() )
4009 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
4010 endIt = events.End();
4014 const ModifyEvent& event = *it;
4016 if( ModifyEvent::TEXT_REPLACED == event.type )
4018 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
4019 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
4021 TextReplacedEvent();
4023 else if( ModifyEvent::TEXT_INSERTED == event.type )
4025 TextInsertedEvent();
4027 else if( ModifyEvent::TEXT_DELETED == event.type )
4029 // Placeholder-text cannot be deleted
4030 if( !mImpl->IsShowingPlaceholderText() )
4037 if( NULL != mImpl->mEventData )
4039 // When the text is being modified, delay cursor blinking
4040 mImpl->mEventData->mDecorator->DelayCursorBlink();
4042 // Update selection position after modifying the text
4043 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
4044 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
4047 // Discard temporary text
4051 void Controller::TextReplacedEvent()
4053 // The natural size needs to be re-calculated.
4054 mImpl->mRecalculateNaturalSize = true;
4056 // The text direction needs to be updated.
4057 mImpl->mUpdateTextDirection = true;
4059 // Apply modifications to the model
4060 mImpl->mOperationsPending = ALL_OPERATIONS;
4063 void Controller::TextInsertedEvent()
4065 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
4067 if( NULL == mImpl->mEventData )
4072 mImpl->mEventData->mCheckScrollAmount = true;
4074 // The natural size needs to be re-calculated.
4075 mImpl->mRecalculateNaturalSize = true;
4077 // The text direction needs to be updated.
4078 mImpl->mUpdateTextDirection = true;
4080 // Apply modifications to the model; TODO - Optimize this
4081 mImpl->mOperationsPending = ALL_OPERATIONS;
4084 void Controller::TextDeletedEvent()
4086 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
4088 if( NULL == mImpl->mEventData )
4093 mImpl->mEventData->mCheckScrollAmount = true;
4095 // The natural size needs to be re-calculated.
4096 mImpl->mRecalculateNaturalSize = true;
4098 // The text direction needs to be updated.
4099 mImpl->mUpdateTextDirection = true;
4101 // Apply modifications to the model; TODO - Optimize this
4102 mImpl->mOperationsPending = ALL_OPERATIONS;
4105 bool Controller::DeleteEvent( int keyCode )
4107 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
4109 bool removed = false;
4111 if( NULL == mImpl->mEventData )
4116 // InputMethodContext is no longer handling key-events
4117 mImpl->ClearPreEditFlag();
4119 if( EventData::SELECTING == mImpl->mEventData->mState )
4121 removed = RemoveSelectedText();
4123 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
4125 // Remove the character before the current cursor position
4126 removed = RemoveText( -1,
4128 UPDATE_INPUT_STYLE );
4130 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
4132 // Remove the character after the current cursor position
4133 removed = RemoveText( 0,
4135 UPDATE_INPUT_STYLE );
4140 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
4141 !mImpl->IsPlaceholderAvailable() )
4143 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
4147 ShowPlaceholderText();
4149 mImpl->mEventData->mUpdateCursorPosition = true;
4150 mImpl->mEventData->mScrollAfterDelete = true;
4156 // private : Helpers.
4158 void Controller::ResetText()
4161 mImpl->mModel->mLogicalModel->mText.Clear();
4163 // Reset the embedded images buffer.
4164 mImpl->mModel->mLogicalModel->ClearEmbeddedImages();
4166 // We have cleared everything including the placeholder-text
4167 mImpl->PlaceholderCleared();
4169 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
4170 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4171 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
4173 // Clear any previous text.
4174 mImpl->mTextUpdateInfo.mClearAll = true;
4176 // The natural size needs to be re-calculated.
4177 mImpl->mRecalculateNaturalSize = true;
4179 // The text direction needs to be updated.
4180 mImpl->mUpdateTextDirection = true;
4182 // Apply modifications to the model
4183 mImpl->mOperationsPending = ALL_OPERATIONS;
4186 void Controller::ShowPlaceholderText()
4188 if( mImpl->IsPlaceholderAvailable() )
4190 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
4192 if( NULL == mImpl->mEventData )
4197 mImpl->mEventData->mIsShowingPlaceholderText = true;
4199 // Disable handles when showing place-holder text
4200 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
4201 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
4202 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
4204 const char* text( NULL );
4207 // TODO - Switch Placeholder text when changing state
4208 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
4209 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
4211 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
4212 size = mImpl->mEventData->mPlaceholderTextActive.size();
4216 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
4217 size = mImpl->mEventData->mPlaceholderTextInactive.size();
4220 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
4221 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4223 // Reset model for showing placeholder.
4224 mImpl->mModel->mLogicalModel->mText.Clear();
4225 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
4227 // Convert text into UTF-32
4228 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
4229 utf32Characters.Resize( size );
4231 // This is a bit horrible but std::string returns a (signed) char*
4232 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
4234 // Transform a text array encoded in utf8 into an array encoded in utf32.
4235 // It returns the actual number of characters.
4236 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
4237 utf32Characters.Resize( characterCount );
4239 // The characters to be added.
4240 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
4242 // Reset the cursor position
4243 mImpl->mEventData->mPrimaryCursorPosition = 0;
4245 // The natural size needs to be re-calculated.
4246 mImpl->mRecalculateNaturalSize = true;
4248 // The text direction needs to be updated.
4249 mImpl->mUpdateTextDirection = true;
4251 // Apply modifications to the model
4252 mImpl->mOperationsPending = ALL_OPERATIONS;
4254 // Update the rest of the model during size negotiation
4255 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
4259 void Controller::ClearFontData()
4261 if( mImpl->mFontDefaults )
4263 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
4266 // Set flags to update the model.
4267 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
4268 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4269 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
4271 mImpl->mTextUpdateInfo.mClearAll = true;
4272 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
4273 mImpl->mRecalculateNaturalSize = true;
4275 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
4281 UPDATE_LAYOUT_SIZE |
4286 void Controller::ClearStyleData()
4288 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
4289 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
4292 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
4294 // Reset the cursor position
4295 if( NULL != mImpl->mEventData )
4297 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
4299 // Update the cursor if it's in editing mode.
4300 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
4302 mImpl->mEventData->mUpdateCursorPosition = true;
4307 void Controller::ResetScrollPosition()
4309 if( NULL != mImpl->mEventData )
4311 // Reset the scroll position.
4312 mImpl->mModel->mScrollPosition = Vector2::ZERO;
4313 mImpl->mEventData->mScrollAfterUpdatePosition = true;
4317 void Controller::SetControlInterface( ControlInterface* controlInterface )
4319 mImpl->mControlInterface = controlInterface;
4322 bool Controller::ShouldClearFocusOnEscape() const
4324 return mImpl->mShouldClearFocusOnEscape;
4327 Actor Controller::CreateBackgroundActor()
4329 return mImpl->CreateBackgroundActor();
4332 // private : Private contructors & copy operator.
4334 Controller::Controller()
4337 mImpl = new Controller::Impl( NULL, NULL );
4340 Controller::Controller( ControlInterface* controlInterface )
4342 mImpl = new Controller::Impl( controlInterface, NULL );
4345 Controller::Controller( ControlInterface* controlInterface,
4346 EditableControlInterface* editableControlInterface )
4348 mImpl = new Controller::Impl( controlInterface,
4349 editableControlInterface );
4352 // The copy constructor and operator are left unimplemented.
4354 // protected : Destructor.
4356 Controller::~Controller()
4363 } // namespace Toolkit