2 * Copyright (c) 2018 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
24 #include <dali/public-api/adaptor-framework/key.h>
25 #include <dali/integration-api/debug.h>
26 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
27 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <dali/devel-api/adaptor-framework/key-devel.h>
31 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
32 #include <dali-toolkit/internal/text/bidirectional-support.h>
33 #include <dali-toolkit/internal/text/character-set-conversion.h>
34 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
35 #include <dali-toolkit/internal/text/markup-processor.h>
36 #include <dali-toolkit/internal/text/multi-language-support.h>
37 #include <dali-toolkit/internal/text/text-controller-impl.h>
38 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #include <dali-toolkit/internal/text/text-font-style.h>
44 #if defined(DEBUG_ENABLED)
45 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
48 const float MAX_FLOAT = std::numeric_limits<float>::max();
50 const std::string EMPTY_STRING("");
52 const std::string KEY_C_NAME = "c";
53 const std::string KEY_V_NAME = "v";
54 const std::string KEY_X_NAME = "x";
56 const char * const PLACEHOLDER_TEXT = "text";
57 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
58 const char * const PLACEHOLDER_COLOR = "color";
59 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
60 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
61 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
62 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
63 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
65 float ConvertToEven( float value )
67 int intValue(static_cast<int>( value ));
68 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
83 * @brief Adds a new font description run for the selected text.
85 * The new font parameters are added after the call to this method.
87 * @param[in] eventData The event data pointer.
88 * @param[in] logicalModel The logical model where to add the new font description run.
89 * @param[out] startOfSelectedText Index to the first selected character.
90 * @param[out] lengthOfSelectedText Number of selected characters.
92 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
93 LogicalModelPtr logicalModel,
94 CharacterIndex& startOfSelectedText,
95 Length& lengthOfSelectedText )
97 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
99 // Get start and end position of selection
100 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
101 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
104 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
105 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
107 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
109 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
110 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
112 // Recalculate the selection highlight as the metrics may have changed.
113 eventData->mUpdateLeftSelectionPosition = true;
114 eventData->mUpdateRightSelectionPosition = true;
115 eventData->mUpdateHighlightBox = true;
117 return fontDescriptionRun;
120 // public : Constructor.
122 ControllerPtr Controller::New()
124 return ControllerPtr( new Controller() );
127 ControllerPtr Controller::New( ControlInterface* controlInterface )
129 return ControllerPtr( new Controller( controlInterface ) );
132 ControllerPtr Controller::New( ControlInterface* controlInterface,
133 EditableControlInterface* editableControlInterface )
135 return ControllerPtr( new Controller( controlInterface,
136 editableControlInterface ) );
139 // public : Configure the text controller.
141 void Controller::EnableTextInput( DecoratorPtr decorator )
145 delete mImpl->mEventData;
146 mImpl->mEventData = NULL;
148 // Nothing else to do.
152 if( NULL == mImpl->mEventData )
154 mImpl->mEventData = new EventData( decorator );
158 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
160 // Metrics for bitmap & vector based glyphs are different
161 mImpl->mMetrics->SetGlyphType( glyphType );
163 // Clear the font-specific data
166 mImpl->RequestRelayout();
169 void Controller::SetMarkupProcessorEnabled( bool enable )
171 mImpl->mMarkupProcessorEnabled = enable;
174 bool Controller::IsMarkupProcessorEnabled() const
176 return mImpl->mMarkupProcessorEnabled;
179 void Controller::SetAutoScrollEnabled( bool enable )
181 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled[%s] SingleBox[%s]-> [%p]\n", (enable)?"true":"false", ( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX)?"true":"false", this );
183 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
187 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
188 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
198 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
199 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
206 mImpl->mIsAutoScrollEnabled = enable;
207 mImpl->RequestRelayout();
211 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
212 mImpl->mIsAutoScrollEnabled = false;
216 bool Controller::IsAutoScrollEnabled() const
218 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
220 return mImpl->mIsAutoScrollEnabled;
223 CharacterDirection Controller::GetAutoScrollDirection() const
225 return mImpl->mIsTextDirectionRTL;
228 float Controller::GetAutoScrollLineAlignment() const
232 if( mImpl->mModel->mVisualModel &&
233 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
235 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
241 void Controller::SetHorizontalScrollEnabled( bool enable )
243 if( ( NULL != mImpl->mEventData ) &&
244 mImpl->mEventData->mDecorator )
246 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
249 bool Controller::IsHorizontalScrollEnabled() const
251 if( ( NULL != mImpl->mEventData ) &&
252 mImpl->mEventData->mDecorator )
254 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
260 void Controller::SetVerticalScrollEnabled( bool enable )
262 if( ( NULL != mImpl->mEventData ) &&
263 mImpl->mEventData->mDecorator )
265 if( mImpl->mEventData->mDecorator )
267 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
272 bool Controller::IsVerticalScrollEnabled() const
274 if( ( NULL != mImpl->mEventData ) &&
275 mImpl->mEventData->mDecorator )
277 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
283 void Controller::SetSmoothHandlePanEnabled( bool enable )
285 if( ( NULL != mImpl->mEventData ) &&
286 mImpl->mEventData->mDecorator )
288 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
292 bool Controller::IsSmoothHandlePanEnabled() const
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
303 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
305 mImpl->mMaximumNumberOfCharacters = maxCharacters;
308 int Controller::GetMaximumNumberOfCharacters()
310 return mImpl->mMaximumNumberOfCharacters;
313 void Controller::SetEnableCursorBlink( bool enable )
315 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
317 if( NULL != mImpl->mEventData )
319 mImpl->mEventData->mCursorBlinkEnabled = enable;
322 mImpl->mEventData->mDecorator )
324 mImpl->mEventData->mDecorator->StopCursorBlink();
329 bool Controller::GetEnableCursorBlink() const
331 if( NULL != mImpl->mEventData )
333 return mImpl->mEventData->mCursorBlinkEnabled;
339 void Controller::SetMultiLineEnabled( bool enable )
341 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
343 if( layout != mImpl->mLayoutEngine.GetLayout() )
345 // Set the layout type.
346 mImpl->mLayoutEngine.SetLayout( layout );
348 // Set the flags to redo the layout operations
349 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
354 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
355 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
357 mImpl->RequestRelayout();
361 bool Controller::IsMultiLineEnabled() const
363 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
366 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
368 if( alignment != mImpl->mModel->mHorizontalAlignment )
370 // Set the alignment.
371 mImpl->mModel->mHorizontalAlignment = alignment;
373 // Set the flag to redo the alignment operation.
374 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
376 mImpl->RequestRelayout();
380 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
382 return mImpl->mModel->mHorizontalAlignment;
385 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
387 if( alignment != mImpl->mModel->mVerticalAlignment )
389 // Set the alignment.
390 mImpl->mModel->mVerticalAlignment = alignment;
392 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
394 mImpl->RequestRelayout();
398 VerticalAlignment::Type Controller::GetVerticalAlignment() const
400 return mImpl->mModel->mVerticalAlignment;
403 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
405 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
407 // Set the text wrap mode.
408 mImpl->mModel->mLineWrapMode = lineWrapMode;
411 // Update Text layout for applying wrap mode
412 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
417 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
418 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
419 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
422 mImpl->RequestRelayout();
426 Text::LineWrap::Mode Controller::GetLineWrapMode() const
428 return mImpl->mModel->mLineWrapMode;
431 void Controller::SetTextElideEnabled( bool enabled )
433 mImpl->mModel->mElideEnabled = enabled;
436 bool Controller::IsTextElideEnabled() const
438 return mImpl->mModel->mElideEnabled;
441 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
443 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
444 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
446 // Update placeholder if there is no text
447 if( mImpl->IsShowingPlaceholderText() ||
448 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
450 ShowPlaceholderText();
454 bool Controller::IsPlaceholderTextElideEnabled() const
456 return mImpl->mEventData->mIsPlaceholderElideEnabled;
459 void Controller::SetSelectionEnabled( bool enabled )
461 mImpl->mEventData->mSelectionEnabled = enabled;
464 bool Controller::IsSelectionEnabled() const
466 return mImpl->mEventData->mSelectionEnabled;
469 void Controller::SetShiftSelectionEnabled( bool enabled )
471 mImpl->mEventData->mShiftSelectionFlag = enabled;
474 bool Controller::IsShiftSelectionEnabled() const
476 return mImpl->mEventData->mShiftSelectionFlag;
479 void Controller::SetGrabHandleEnabled( bool enabled )
481 mImpl->mEventData->mGrabHandleEnabled = enabled;
484 bool Controller::IsGrabHandleEnabled() const
486 return mImpl->mEventData->mGrabHandleEnabled;
491 void Controller::SetText( const std::string& text )
493 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
495 // Reset keyboard as text changed
496 mImpl->ResetImfManager();
498 // Remove the previously set text and style.
504 CharacterIndex lastCursorIndex = 0u;
506 if( NULL != mImpl->mEventData )
508 // If popup shown then hide it by switching to Editing state
509 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
510 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
511 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
512 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
514 mImpl->ChangeState( EventData::EDITING );
520 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
522 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
523 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
525 Length textSize = 0u;
526 const uint8_t* utf8 = NULL;
527 if( mImpl->mMarkupProcessorEnabled )
529 ProcessMarkupString( text, markupProcessData );
530 textSize = markupProcessData.markupProcessedText.size();
532 // This is a bit horrible but std::string returns a (signed) char*
533 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
537 textSize = text.size();
539 // This is a bit horrible but std::string returns a (signed) char*
540 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
543 // Convert text into UTF-32
544 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
545 utf32Characters.Resize( textSize );
547 // Transform a text array encoded in utf8 into an array encoded in utf32.
548 // It returns the actual number of characters.
549 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
550 utf32Characters.Resize( characterCount );
552 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
553 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
555 // The characters to be added.
556 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
558 // To reset the cursor position
559 lastCursorIndex = characterCount;
561 // Update the rest of the model during size negotiation
562 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
564 // The natural size needs to be re-calculated.
565 mImpl->mRecalculateNaturalSize = true;
567 // The text direction needs to be updated.
568 mImpl->mUpdateTextDirection = true;
570 // Apply modifications to the model
571 mImpl->mOperationsPending = ALL_OPERATIONS;
575 ShowPlaceholderText();
578 // Resets the cursor position.
579 ResetCursorPosition( lastCursorIndex );
581 // Scrolls the text to make the cursor visible.
582 ResetScrollPosition();
584 mImpl->RequestRelayout();
586 if( NULL != mImpl->mEventData )
588 // Cancel previously queued events
589 mImpl->mEventData->mEventQueue.clear();
592 // Do this last since it provides callbacks into application code.
593 if( NULL != mImpl->mEditableControlInterface )
595 mImpl->mEditableControlInterface->TextChanged();
599 void Controller::GetText( std::string& text ) const
601 if( !mImpl->IsShowingPlaceholderText() )
603 // Retrieves the text string.
604 mImpl->GetText( 0u, text );
608 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
612 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
614 if( NULL != mImpl->mEventData )
616 if( PLACEHOLDER_TYPE_INACTIVE == type )
618 mImpl->mEventData->mPlaceholderTextInactive = text;
622 mImpl->mEventData->mPlaceholderTextActive = text;
625 // Update placeholder if there is no text
626 if( mImpl->IsShowingPlaceholderText() ||
627 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
629 ShowPlaceholderText();
634 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
636 if( NULL != mImpl->mEventData )
638 if( PLACEHOLDER_TYPE_INACTIVE == type )
640 text = mImpl->mEventData->mPlaceholderTextInactive;
644 text = mImpl->mEventData->mPlaceholderTextActive;
649 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
651 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
653 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
655 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
656 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
660 mImpl->RequestRelayout();
664 // public : Default style & Input style
666 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
668 if( NULL == mImpl->mFontDefaults )
670 mImpl->mFontDefaults = new FontDefaults();
673 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
674 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
675 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
677 // Clear the font-specific data
680 mImpl->RequestRelayout();
683 const std::string& Controller::GetDefaultFontFamily() const
685 if( NULL != mImpl->mFontDefaults )
687 return mImpl->mFontDefaults->mFontDescription.family;
693 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
695 if( NULL != mImpl->mEventData )
697 if( NULL == mImpl->mEventData->mPlaceholderFont )
699 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
702 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
703 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
704 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
706 mImpl->RequestRelayout();
710 const std::string& Controller::GetPlaceholderFontFamily() const
712 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
714 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
720 void Controller::SetDefaultFontWeight( FontWeight weight )
722 if( NULL == mImpl->mFontDefaults )
724 mImpl->mFontDefaults = new FontDefaults();
727 mImpl->mFontDefaults->mFontDescription.weight = weight;
728 mImpl->mFontDefaults->weightDefined = true;
730 // Clear the font-specific data
733 mImpl->RequestRelayout();
736 bool Controller::IsDefaultFontWeightDefined() const
738 if( NULL != mImpl->mFontDefaults )
740 return mImpl->mFontDefaults->weightDefined;
746 FontWeight Controller::GetDefaultFontWeight() const
748 if( NULL != mImpl->mFontDefaults )
750 return mImpl->mFontDefaults->mFontDescription.weight;
753 return TextAbstraction::FontWeight::NORMAL;
756 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
758 if( NULL != mImpl->mEventData )
760 if( NULL == mImpl->mEventData->mPlaceholderFont )
762 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
765 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
766 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
768 mImpl->RequestRelayout();
772 bool Controller::IsPlaceholderTextFontWeightDefined() const
774 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
776 return mImpl->mEventData->mPlaceholderFont->weightDefined;
781 FontWeight Controller::GetPlaceholderTextFontWeight() const
783 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
785 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
788 return TextAbstraction::FontWeight::NORMAL;
791 void Controller::SetDefaultFontWidth( FontWidth width )
793 if( NULL == mImpl->mFontDefaults )
795 mImpl->mFontDefaults = new FontDefaults();
798 mImpl->mFontDefaults->mFontDescription.width = width;
799 mImpl->mFontDefaults->widthDefined = true;
801 // Clear the font-specific data
804 mImpl->RequestRelayout();
807 bool Controller::IsDefaultFontWidthDefined() const
809 if( NULL != mImpl->mFontDefaults )
811 return mImpl->mFontDefaults->widthDefined;
817 FontWidth Controller::GetDefaultFontWidth() const
819 if( NULL != mImpl->mFontDefaults )
821 return mImpl->mFontDefaults->mFontDescription.width;
824 return TextAbstraction::FontWidth::NORMAL;
827 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
829 if( NULL != mImpl->mEventData )
831 if( NULL == mImpl->mEventData->mPlaceholderFont )
833 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
836 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
837 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
839 mImpl->RequestRelayout();
843 bool Controller::IsPlaceholderTextFontWidthDefined() const
845 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
847 return mImpl->mEventData->mPlaceholderFont->widthDefined;
852 FontWidth Controller::GetPlaceholderTextFontWidth() const
854 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
856 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
859 return TextAbstraction::FontWidth::NORMAL;
862 void Controller::SetDefaultFontSlant( FontSlant slant )
864 if( NULL == mImpl->mFontDefaults )
866 mImpl->mFontDefaults = new FontDefaults();
869 mImpl->mFontDefaults->mFontDescription.slant = slant;
870 mImpl->mFontDefaults->slantDefined = true;
872 // Clear the font-specific data
875 mImpl->RequestRelayout();
878 bool Controller::IsDefaultFontSlantDefined() const
880 if( NULL != mImpl->mFontDefaults )
882 return mImpl->mFontDefaults->slantDefined;
887 FontSlant Controller::GetDefaultFontSlant() const
889 if( NULL != mImpl->mFontDefaults )
891 return mImpl->mFontDefaults->mFontDescription.slant;
894 return TextAbstraction::FontSlant::NORMAL;
897 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
899 if( NULL != mImpl->mEventData )
901 if( NULL == mImpl->mEventData->mPlaceholderFont )
903 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
906 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
907 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
909 mImpl->RequestRelayout();
913 bool Controller::IsPlaceholderTextFontSlantDefined() const
915 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
917 return mImpl->mEventData->mPlaceholderFont->slantDefined;
922 FontSlant Controller::GetPlaceholderTextFontSlant() const
924 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
926 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
929 return TextAbstraction::FontSlant::NORMAL;
932 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
934 if( NULL == mImpl->mFontDefaults )
936 mImpl->mFontDefaults = new FontDefaults();
943 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
944 mImpl->mFontDefaults->sizeDefined = true;
949 // Point size = Pixel size * 72.f / DPI
950 unsigned int horizontalDpi = 0u;
951 unsigned int verticalDpi = 0u;
952 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
953 fontClient.GetDpi( horizontalDpi, verticalDpi );
955 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
956 mImpl->mFontDefaults->sizeDefined = true;
961 // Clear the font-specific data
964 mImpl->RequestRelayout();
967 float Controller::GetDefaultFontSize( FontSizeType type ) const
970 if( NULL != mImpl->mFontDefaults )
976 value = mImpl->mFontDefaults->mDefaultPointSize;
981 // Pixel size = Point size * DPI / 72.f
982 unsigned int horizontalDpi = 0u;
983 unsigned int verticalDpi = 0u;
984 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
985 fontClient.GetDpi( horizontalDpi, verticalDpi );
987 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
997 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
999 if( NULL != mImpl->mEventData )
1001 if( NULL == mImpl->mEventData->mPlaceholderFont )
1003 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1010 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1011 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1012 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1017 // Point size = Pixel size * 72.f / DPI
1018 unsigned int horizontalDpi = 0u;
1019 unsigned int verticalDpi = 0u;
1020 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1021 fontClient.GetDpi( horizontalDpi, verticalDpi );
1023 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1024 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1025 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1030 mImpl->RequestRelayout();
1034 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1037 if( NULL != mImpl->mEventData )
1043 if( NULL != mImpl->mEventData->mPlaceholderFont )
1045 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1049 // If the placeholder text font size is not set, then return the default font size.
1050 value = GetDefaultFontSize( POINT_SIZE );
1056 if( NULL != mImpl->mEventData->mPlaceholderFont )
1058 // Pixel size = Point size * DPI / 72.f
1059 unsigned int horizontalDpi = 0u;
1060 unsigned int verticalDpi = 0u;
1061 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1062 fontClient.GetDpi( horizontalDpi, verticalDpi );
1064 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1068 // If the placeholder text font size is not set, then return the default font size.
1069 value = GetDefaultFontSize( PIXEL_SIZE );
1080 void Controller::SetDefaultColor( const Vector4& color )
1082 mImpl->mTextColor = color;
1084 if( !mImpl->IsShowingPlaceholderText() )
1086 mImpl->mModel->mVisualModel->SetTextColor( color );
1088 mImpl->RequestRelayout();
1092 const Vector4& Controller::GetDefaultColor() const
1094 return mImpl->mTextColor;
1097 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1099 if( NULL != mImpl->mEventData )
1101 mImpl->mEventData->mPlaceholderTextColor = textColor;
1104 if( mImpl->IsShowingPlaceholderText() )
1106 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1107 mImpl->RequestRelayout();
1111 const Vector4& Controller::GetPlaceholderTextColor() const
1113 if( NULL != mImpl->mEventData )
1115 return mImpl->mEventData->mPlaceholderTextColor;
1118 return Color::BLACK;
1121 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1123 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1125 mImpl->RequestRelayout();
1128 const Vector2& Controller::GetShadowOffset() const
1130 return mImpl->mModel->mVisualModel->GetShadowOffset();
1133 void Controller::SetShadowColor( const Vector4& shadowColor )
1135 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1137 mImpl->RequestRelayout();
1140 const Vector4& Controller::GetShadowColor() const
1142 return mImpl->mModel->mVisualModel->GetShadowColor();
1145 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1147 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1149 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1151 mImpl->RequestRelayout();
1155 const float& Controller::GetShadowBlurRadius() const
1157 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1160 void Controller::SetUnderlineColor( const Vector4& color )
1162 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1164 mImpl->RequestRelayout();
1167 const Vector4& Controller::GetUnderlineColor() const
1169 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1172 void Controller::SetUnderlineEnabled( bool enabled )
1174 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1176 mImpl->RequestRelayout();
1179 bool Controller::IsUnderlineEnabled() const
1181 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1184 void Controller::SetUnderlineHeight( float height )
1186 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1188 mImpl->RequestRelayout();
1191 float Controller::GetUnderlineHeight() const
1193 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1196 void Controller::SetOutlineColor( const Vector4& color )
1198 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1200 mImpl->RequestRelayout();
1203 const Vector4& Controller::GetOutlineColor() const
1205 return mImpl->mModel->mVisualModel->GetOutlineColor();
1208 void Controller::SetOutlineWidth( unsigned int width )
1210 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1212 mImpl->RequestRelayout();
1215 unsigned int Controller::GetOutlineWidth() const
1217 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1220 void Controller::SetBackgroundColor( const Vector4& color )
1222 mImpl->mModel->mVisualModel->SetBackgroundColor( color );
1224 mImpl->RequestRelayout();
1227 const Vector4& Controller::GetBackgroundColor() const
1229 return mImpl->mModel->mVisualModel->GetBackgroundColor();
1232 void Controller::SetBackgroundEnabled( bool enabled )
1234 mImpl->mModel->mVisualModel->SetBackgroundEnabled( enabled );
1236 mImpl->RequestRelayout();
1239 bool Controller::IsBackgroundEnabled() const
1241 return mImpl->mModel->mVisualModel->IsBackgroundEnabled();
1244 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1246 if( NULL == mImpl->mEmbossDefaults )
1248 mImpl->mEmbossDefaults = new EmbossDefaults();
1251 mImpl->mEmbossDefaults->properties = embossProperties;
1254 const std::string& Controller::GetDefaultEmbossProperties() const
1256 if( NULL != mImpl->mEmbossDefaults )
1258 return mImpl->mEmbossDefaults->properties;
1261 return EMPTY_STRING;
1264 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1266 if( NULL == mImpl->mOutlineDefaults )
1268 mImpl->mOutlineDefaults = new OutlineDefaults();
1271 mImpl->mOutlineDefaults->properties = outlineProperties;
1274 const std::string& Controller::GetDefaultOutlineProperties() const
1276 if( NULL != mImpl->mOutlineDefaults )
1278 return mImpl->mOutlineDefaults->properties;
1281 return EMPTY_STRING;
1284 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1286 if( std::abs(lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000 )
1288 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1289 mImpl->mRecalculateNaturalSize = true;
1295 float Controller::GetDefaultLineSpacing() const
1297 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1300 void Controller::SetInputColor( const Vector4& color )
1302 if( NULL != mImpl->mEventData )
1304 mImpl->mEventData->mInputStyle.textColor = color;
1305 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1307 if( EventData::SELECTING == mImpl->mEventData->mState )
1309 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1311 // Get start and end position of selection
1312 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1313 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1315 // Add the color run.
1316 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1317 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1319 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1320 colorRun.color = color;
1321 colorRun.characterRun.characterIndex = startOfSelectedText;
1322 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1324 // Request to relayout.
1325 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1326 mImpl->RequestRelayout();
1328 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1329 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1330 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1335 const Vector4& Controller::GetInputColor() const
1337 if( NULL != mImpl->mEventData )
1339 return mImpl->mEventData->mInputStyle.textColor;
1342 // Return the default text's color if there is no EventData.
1343 return mImpl->mTextColor;
1347 void Controller::SetInputFontFamily( const std::string& fontFamily )
1349 if( NULL != mImpl->mEventData )
1351 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1352 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1354 if( EventData::SELECTING == mImpl->mEventData->mState )
1356 CharacterIndex startOfSelectedText = 0u;
1357 Length lengthOfSelectedText = 0u;
1358 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1359 mImpl->mModel->mLogicalModel,
1360 startOfSelectedText,
1361 lengthOfSelectedText );
1363 fontDescriptionRun.familyLength = fontFamily.size();
1364 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1365 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1366 fontDescriptionRun.familyDefined = true;
1368 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1370 // Request to relayout.
1371 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1376 UPDATE_LAYOUT_SIZE |
1379 mImpl->mRecalculateNaturalSize = true;
1380 mImpl->RequestRelayout();
1382 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1383 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1384 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1386 // As the font changes, recalculate the handle positions is needed.
1387 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1388 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1389 mImpl->mEventData->mUpdateHighlightBox = true;
1390 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1395 const std::string& Controller::GetInputFontFamily() const
1397 if( NULL != mImpl->mEventData )
1399 return mImpl->mEventData->mInputStyle.familyName;
1402 // Return the default font's family if there is no EventData.
1403 return GetDefaultFontFamily();
1406 void Controller::SetInputFontWeight( FontWeight weight )
1408 if( NULL != mImpl->mEventData )
1410 mImpl->mEventData->mInputStyle.weight = weight;
1411 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1413 if( EventData::SELECTING == mImpl->mEventData->mState )
1415 CharacterIndex startOfSelectedText = 0u;
1416 Length lengthOfSelectedText = 0u;
1417 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1418 mImpl->mModel->mLogicalModel,
1419 startOfSelectedText,
1420 lengthOfSelectedText );
1422 fontDescriptionRun.weight = weight;
1423 fontDescriptionRun.weightDefined = true;
1425 // Request to relayout.
1426 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1431 UPDATE_LAYOUT_SIZE |
1434 mImpl->mRecalculateNaturalSize = true;
1435 mImpl->RequestRelayout();
1437 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1438 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1439 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1441 // As the font might change, recalculate the handle positions is needed.
1442 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1443 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1444 mImpl->mEventData->mUpdateHighlightBox = true;
1445 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1450 bool Controller::IsInputFontWeightDefined() const
1452 bool defined = false;
1454 if( NULL != mImpl->mEventData )
1456 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1462 FontWeight Controller::GetInputFontWeight() const
1464 if( NULL != mImpl->mEventData )
1466 return mImpl->mEventData->mInputStyle.weight;
1469 return GetDefaultFontWeight();
1472 void Controller::SetInputFontWidth( FontWidth width )
1474 if( NULL != mImpl->mEventData )
1476 mImpl->mEventData->mInputStyle.width = width;
1477 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1479 if( EventData::SELECTING == mImpl->mEventData->mState )
1481 CharacterIndex startOfSelectedText = 0u;
1482 Length lengthOfSelectedText = 0u;
1483 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1484 mImpl->mModel->mLogicalModel,
1485 startOfSelectedText,
1486 lengthOfSelectedText );
1488 fontDescriptionRun.width = width;
1489 fontDescriptionRun.widthDefined = true;
1491 // Request to relayout.
1492 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1497 UPDATE_LAYOUT_SIZE |
1500 mImpl->mRecalculateNaturalSize = true;
1501 mImpl->RequestRelayout();
1503 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1504 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1505 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1507 // As the font might change, recalculate the handle positions is needed.
1508 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1509 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1510 mImpl->mEventData->mUpdateHighlightBox = true;
1511 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1516 bool Controller::IsInputFontWidthDefined() const
1518 bool defined = false;
1520 if( NULL != mImpl->mEventData )
1522 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1528 FontWidth Controller::GetInputFontWidth() const
1530 if( NULL != mImpl->mEventData )
1532 return mImpl->mEventData->mInputStyle.width;
1535 return GetDefaultFontWidth();
1538 void Controller::SetInputFontSlant( FontSlant slant )
1540 if( NULL != mImpl->mEventData )
1542 mImpl->mEventData->mInputStyle.slant = slant;
1543 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1545 if( EventData::SELECTING == mImpl->mEventData->mState )
1547 CharacterIndex startOfSelectedText = 0u;
1548 Length lengthOfSelectedText = 0u;
1549 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1550 mImpl->mModel->mLogicalModel,
1551 startOfSelectedText,
1552 lengthOfSelectedText );
1554 fontDescriptionRun.slant = slant;
1555 fontDescriptionRun.slantDefined = true;
1557 // Request to relayout.
1558 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1563 UPDATE_LAYOUT_SIZE |
1566 mImpl->mRecalculateNaturalSize = true;
1567 mImpl->RequestRelayout();
1569 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1570 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1571 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1573 // As the font might change, recalculate the handle positions is needed.
1574 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1575 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1576 mImpl->mEventData->mUpdateHighlightBox = true;
1577 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1582 bool Controller::IsInputFontSlantDefined() const
1584 bool defined = false;
1586 if( NULL != mImpl->mEventData )
1588 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1594 FontSlant Controller::GetInputFontSlant() const
1596 if( NULL != mImpl->mEventData )
1598 return mImpl->mEventData->mInputStyle.slant;
1601 return GetDefaultFontSlant();
1604 void Controller::SetInputFontPointSize( float size )
1606 if( NULL != mImpl->mEventData )
1608 mImpl->mEventData->mInputStyle.size = size;
1609 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1611 if( EventData::SELECTING == mImpl->mEventData->mState )
1613 CharacterIndex startOfSelectedText = 0u;
1614 Length lengthOfSelectedText = 0u;
1615 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1616 mImpl->mModel->mLogicalModel,
1617 startOfSelectedText,
1618 lengthOfSelectedText );
1620 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1621 fontDescriptionRun.sizeDefined = true;
1623 // Request to relayout.
1624 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1629 UPDATE_LAYOUT_SIZE |
1632 mImpl->mRecalculateNaturalSize = true;
1633 mImpl->RequestRelayout();
1635 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1636 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1637 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1639 // As the font might change, recalculate the handle positions is needed.
1640 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1641 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1642 mImpl->mEventData->mUpdateHighlightBox = true;
1643 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1648 float Controller::GetInputFontPointSize() const
1650 if( NULL != mImpl->mEventData )
1652 return mImpl->mEventData->mInputStyle.size;
1655 // Return the default font's point size if there is no EventData.
1656 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1659 void Controller::SetInputLineSpacing( float lineSpacing )
1661 if( NULL != mImpl->mEventData )
1663 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1664 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1668 float Controller::GetInputLineSpacing() const
1670 if( NULL != mImpl->mEventData )
1672 return mImpl->mEventData->mInputStyle.lineSpacing;
1678 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1680 if( NULL != mImpl->mEventData )
1682 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1686 const std::string& Controller::GetInputShadowProperties() const
1688 if( NULL != mImpl->mEventData )
1690 return mImpl->mEventData->mInputStyle.shadowProperties;
1693 return EMPTY_STRING;
1696 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1698 if( NULL != mImpl->mEventData )
1700 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1704 const std::string& Controller::GetInputUnderlineProperties() const
1706 if( NULL != mImpl->mEventData )
1708 return mImpl->mEventData->mInputStyle.underlineProperties;
1711 return EMPTY_STRING;
1714 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1716 if( NULL != mImpl->mEventData )
1718 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1722 const std::string& Controller::GetInputEmbossProperties() const
1724 if( NULL != mImpl->mEventData )
1726 return mImpl->mEventData->mInputStyle.embossProperties;
1729 return GetDefaultEmbossProperties();
1732 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1734 if( NULL != mImpl->mEventData )
1736 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1740 const std::string& Controller::GetInputOutlineProperties() const
1742 if( NULL != mImpl->mEventData )
1744 return mImpl->mEventData->mInputStyle.outlineProperties;
1747 return GetDefaultOutlineProperties();
1750 void Controller::SetInputModePassword( bool passwordInput )
1752 if( NULL != mImpl->mEventData )
1754 mImpl->mEventData->mPasswordInput = passwordInput;
1758 bool Controller::IsInputModePassword()
1760 if( NULL != mImpl->mEventData )
1762 return mImpl->mEventData->mPasswordInput;
1767 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1769 if( NULL != mImpl->mEventData )
1771 mImpl->mEventData->mDoubleTapAction = action;
1775 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1777 NoTextTap::Action action = NoTextTap::NO_ACTION;
1779 if( NULL != mImpl->mEventData )
1781 action = mImpl->mEventData->mDoubleTapAction;
1787 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1789 if( NULL != mImpl->mEventData )
1791 mImpl->mEventData->mLongPressAction = action;
1795 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1797 NoTextTap::Action action = NoTextTap::NO_ACTION;
1799 if( NULL != mImpl->mEventData )
1801 action = mImpl->mEventData->mLongPressAction;
1807 bool Controller::IsUnderlineSetByString()
1809 return mImpl->mUnderlineSetByString;
1812 void Controller::UnderlineSetByString( bool setByString )
1814 mImpl->mUnderlineSetByString = setByString;
1817 bool Controller::IsShadowSetByString()
1819 return mImpl->mShadowSetByString;
1822 void Controller::ShadowSetByString( bool setByString )
1824 mImpl->mShadowSetByString = setByString;
1827 bool Controller::IsOutlineSetByString()
1829 return mImpl->mOutlineSetByString;
1832 void Controller::OutlineSetByString( bool setByString )
1834 mImpl->mOutlineSetByString = setByString;
1837 bool Controller::IsFontStyleSetByString()
1839 return mImpl->mFontStyleSetByString;
1842 void Controller::FontStyleSetByString( bool setByString )
1844 mImpl->mFontStyleSetByString = setByString;
1847 // public : Queries & retrieves.
1849 Layout::Engine& Controller::GetLayoutEngine()
1851 return mImpl->mLayoutEngine;
1854 View& Controller::GetView()
1856 return mImpl->mView;
1859 Vector3 Controller::GetNaturalSize()
1861 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1862 Vector3 naturalSize;
1864 // Make sure the model is up-to-date before layouting
1865 ProcessModifyEvents();
1867 if( mImpl->mRecalculateNaturalSize )
1869 // Operations that can be done only once until the text changes.
1870 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1877 GET_GLYPH_METRICS );
1879 // Set the update info to relayout the whole text.
1880 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1881 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1883 // Make sure the model is up-to-date before layouting
1884 mImpl->UpdateModel( onlyOnceOperations );
1886 // Layout the text for the new width.
1887 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1889 // Store the actual control's size to restore later.
1890 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1892 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1893 static_cast<OperationsMask>( onlyOnceOperations |
1895 naturalSize.GetVectorXY() );
1897 // Do not do again the only once operations.
1898 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1900 // Do the size related operations again.
1901 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1904 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1906 // Stores the natural size to avoid recalculate it again
1907 // unless the text/style changes.
1908 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1910 mImpl->mRecalculateNaturalSize = false;
1912 // Clear the update info. This info will be set the next time the text is updated.
1913 mImpl->mTextUpdateInfo.Clear();
1914 mImpl->mTextUpdateInfo.mClearAll = true;
1916 // Restore the actual control's size.
1917 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1919 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1923 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1925 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1928 naturalSize.x = ConvertToEven( naturalSize.x );
1929 naturalSize.y = ConvertToEven( naturalSize.y );
1934 float Controller::GetHeightForWidth( float width )
1936 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1937 // Make sure the model is up-to-date before layouting
1938 ProcessModifyEvents();
1941 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1942 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1943 mImpl->mTextUpdateInfo.mClearAll )
1945 // Operations that can be done only once until the text changes.
1946 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1953 GET_GLYPH_METRICS );
1955 // Set the update info to relayout the whole text.
1956 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1957 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1959 // Make sure the model is up-to-date before layouting
1960 mImpl->UpdateModel( onlyOnceOperations );
1963 // Layout the text for the new width.
1964 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1966 // Store the actual control's width.
1967 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1969 DoRelayout( Size( width, MAX_FLOAT ),
1970 static_cast<OperationsMask>( onlyOnceOperations |
1974 // Do not do again the only once operations.
1975 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1977 // Do the size related operations again.
1978 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1982 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1984 // Clear the update info. This info will be set the next time the text is updated.
1985 mImpl->mTextUpdateInfo.Clear();
1987 // Restore the actual control's width.
1988 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1990 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1994 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1995 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1998 return layoutSize.height;
2001 int Controller::GetLineCount( float width )
2003 GetHeightForWidth( width );
2004 int numberofLines = mImpl->mModel->GetNumberOfLines();
2005 return numberofLines;
2008 const ModelInterface* const Controller::GetTextModel() const
2010 return mImpl->mModel.Get();
2013 float Controller::GetScrollAmountByUserInput()
2015 float scrollAmount = 0.0f;
2017 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
2019 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
2020 mImpl->mEventData->mCheckScrollAmount = false;
2022 return scrollAmount;
2025 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
2027 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
2030 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
2031 layoutHeight = layout.height;
2032 scrollPosition = mImpl->mModel->mScrollPosition.y;
2033 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2037 void Controller::SetHiddenInputOption(const Property::Map& options )
2039 if( NULL == mImpl->mHiddenInput )
2041 mImpl->mHiddenInput = new HiddenText( this );
2043 mImpl->mHiddenInput->SetProperties(options);
2046 void Controller::GetHiddenInputOption(Property::Map& options )
2048 if( NULL != mImpl->mHiddenInput )
2050 mImpl->mHiddenInput->GetProperties(options);
2054 void Controller::SetPlaceholderProperty( const Property::Map& map )
2056 const Property::Map::SizeType count = map.Count();
2058 for( Property::Map::SizeType position = 0; position < count; ++position )
2060 KeyValuePair keyValue = map.GetKeyValue( position );
2061 Property::Key& key = keyValue.first;
2062 Property::Value& value = keyValue.second;
2064 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2066 std::string text = "";
2068 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2070 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2072 std::string text = "";
2074 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2076 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2079 value.Get( textColor );
2080 if( GetPlaceholderTextColor() != textColor )
2082 SetPlaceholderTextColor( textColor );
2085 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2087 std::string fontFamily = "";
2088 value.Get( fontFamily );
2089 SetPlaceholderFontFamily( fontFamily );
2091 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2093 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2095 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2098 value.Get( pointSize );
2099 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2101 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2104 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2107 value.Get( pixelSize );
2108 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2110 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2113 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2116 value.Get( ellipsis );
2117 SetPlaceholderTextElideEnabled( ellipsis );
2122 void Controller::GetPlaceholderProperty( Property::Map& map )
2124 if( NULL != mImpl->mEventData )
2126 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2128 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2130 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2132 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2135 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2136 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2138 Property::Value fontStyleMapGet;
2139 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2140 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2142 // Choose font size : POINT_SIZE or PIXEL_SIZE
2143 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2145 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2149 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2152 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2154 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2159 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2161 // Make sure the model is up-to-date before layouting
2162 ProcessModifyEvents();
2164 if ( mImpl->mUpdateTextDirection )
2166 // Operations that can be done only once until the text changes.
2167 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( GET_SCRIPTS |
2173 GET_GLYPH_METRICS );
2175 // Set the update info to relayout the whole text.
2176 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2177 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2179 // Make sure the model is up-to-date before layouting
2180 mImpl->UpdateModel( onlyOnceOperations );
2182 Vector3 naturalSize;
2183 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2184 static_cast<OperationsMask>( onlyOnceOperations |
2185 LAYOUT | REORDER | UPDATE_DIRECTION ),
2186 naturalSize.GetVectorXY() );
2188 // Clear the update info. This info will be set the next time the text is updated.
2189 mImpl->mTextUpdateInfo.Clear();
2191 mImpl->mUpdateTextDirection = false;
2194 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2197 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2199 return mImpl->mModel->GetVerticalLineAlignment();
2202 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2204 mImpl->mModel->mVerticalLineAlignment = alignment;
2207 // public : Relayout.
2209 Controller::UpdateTextType Controller::Relayout( const Size& size )
2211 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2213 UpdateTextType updateTextType = NONE_UPDATED;
2215 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2217 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2219 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2220 updateTextType = MODEL_UPDATED;
2223 // Clear the update info. This info will be set the next time the text is updated.
2224 mImpl->mTextUpdateInfo.Clear();
2226 // Not worth to relayout if width or height is equal to zero.
2227 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2229 return updateTextType;
2232 // Whether a new size has been set.
2233 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2237 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2239 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2240 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2241 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2243 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2246 // Layout operations that need to be done if the size changes.
2247 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2250 UPDATE_LAYOUT_SIZE |
2252 // Set the update info to relayout the whole text.
2253 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2254 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2256 // Store the size used to layout the text.
2257 mImpl->mModel->mVisualModel->mControlSize = size;
2260 // Whether there are modify events.
2261 if( 0u != mImpl->mModifyEvents.Count() )
2263 // Style operations that need to be done if the text is modified.
2264 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2268 // Set the update info to elide the text.
2269 if( mImpl->mModel->mElideEnabled ||
2270 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2272 // Update Text layout for applying elided
2273 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2276 UPDATE_LAYOUT_SIZE |
2278 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2279 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2282 // Make sure the model is up-to-date before layouting.
2283 ProcessModifyEvents();
2284 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2288 updated = DoRelayout( size,
2289 mImpl->mOperationsPending,
2290 layoutSize ) || updated;
2294 updateTextType = MODEL_UPDATED;
2297 // Do not re-do any operation until something changes.
2298 mImpl->mOperationsPending = NO_OPERATION;
2299 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2301 // Whether the text control is editable
2302 const bool isEditable = NULL != mImpl->mEventData;
2304 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2306 if( newSize && isEditable )
2308 offset = mImpl->mModel->mScrollPosition;
2311 if( !isEditable || !IsMultiLineEnabled() )
2313 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2314 CalculateVerticalOffset( size );
2321 // If there is a new size, the scroll position needs to be clamped.
2322 mImpl->ClampHorizontalScroll( layoutSize );
2324 // Update the decorator's positions is needed if there is a new size.
2325 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2328 // Move the cursor, grab handle etc.
2329 if( mImpl->ProcessInputEvents() )
2331 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2335 // Clear the update info. This info will be set the next time the text is updated.
2336 mImpl->mTextUpdateInfo.Clear();
2337 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2339 return updateTextType;
2342 void Controller::RequestRelayout()
2344 mImpl->RequestRelayout();
2347 // public : Input style change signals.
2349 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2351 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2354 void Controller::ProcessInputStyleChangedSignals()
2356 if( NULL == mImpl->mEventData )
2362 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2363 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2367 const InputStyle::Mask mask = *it;
2369 if( NULL != mImpl->mEditableControlInterface )
2371 // Emit the input style changed signal.
2372 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2376 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2379 // public : Text-input Event Queuing.
2381 void Controller::KeyboardFocusGainEvent()
2383 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2385 if( NULL != mImpl->mEventData )
2387 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2388 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2390 mImpl->ChangeState( EventData::EDITING );
2391 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2392 mImpl->mEventData->mUpdateInputStyle = true;
2394 mImpl->NotifyImfMultiLineStatus();
2395 if( mImpl->IsShowingPlaceholderText() )
2397 // Show alternative placeholder-text when editing
2398 ShowPlaceholderText();
2401 mImpl->RequestRelayout();
2405 void Controller::KeyboardFocusLostEvent()
2407 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2409 if( NULL != mImpl->mEventData )
2411 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2413 mImpl->ChangeState( EventData::INACTIVE );
2415 if( !mImpl->IsShowingRealText() )
2417 // Revert to regular placeholder-text when not editing
2418 ShowPlaceholderText();
2422 mImpl->RequestRelayout();
2425 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2427 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2429 bool textChanged = false;
2430 bool relayoutNeeded = false;
2432 if( ( NULL != mImpl->mEventData ) &&
2433 ( keyEvent.state == KeyEvent::Down ) )
2435 int keyCode = keyEvent.keyCode;
2436 const std::string& keyString = keyEvent.keyPressed;
2437 const std::string keyName = keyEvent.keyPressedName;
2439 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2441 // Pre-process to separate modifying events from non-modifying input events.
2444 // In some platforms arrive key events with no key code.
2448 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2453 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2454 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2455 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2456 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2458 // If don't have any text, do nothing.
2459 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2464 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2465 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2466 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2467 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2469 // Logic to determine whether this text control will lose focus or not.
2470 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2471 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2472 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2473 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2474 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2475 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2477 // Release the active highlight.
2478 if( mImpl->mEventData->mState == EventData::SELECTING )
2480 mImpl->ChangeState( EventData::EDITING );
2482 // Update selection position.
2483 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2484 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2485 mImpl->mEventData->mUpdateCursorPosition = true;
2486 mImpl->RequestRelayout();
2491 mImpl->mEventData->mCheckScrollAmount = true;
2492 Event event( Event::CURSOR_KEY_EVENT );
2493 event.p1.mInt = keyCode;
2494 event.p2.mBool = keyEvent.IsShiftModifier();
2495 mImpl->mEventData->mEventQueue.push_back( event );
2497 // Will request for relayout.
2498 relayoutNeeded = true;
2500 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2502 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2503 // If not handle it here, any selected text will be deleted
2508 else if ( keyEvent.IsCtrlModifier() )
2510 bool consumed = false;
2511 if (keyName == KEY_C_NAME)
2513 // Ctrl-C to copy the selected text
2514 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2517 else if (keyName == KEY_V_NAME)
2519 // Ctrl-V to paste the copied text
2520 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2523 else if (keyName == KEY_X_NAME)
2525 // Ctrl-X to cut the selected text
2526 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2531 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2532 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2534 textChanged = DeleteEvent( keyCode );
2536 // Will request for relayout.
2537 relayoutNeeded = true;
2539 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2540 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2541 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2543 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2544 mImpl->ChangeState( EventData::INACTIVE );
2546 // Will request for relayout.
2547 relayoutNeeded = true;
2549 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2551 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2553 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2554 // and a character is typed after the type of a upper case latin character.
2559 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2561 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2567 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2569 // IMF manager is no longer handling key-events
2570 mImpl->ClearPreEditFlag();
2572 InsertText( keyString, COMMIT );
2575 // Will request for relayout.
2576 relayoutNeeded = true;
2579 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2580 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2582 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2583 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2584 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2586 // Should not change the state if the key is the shift send by the imf manager.
2587 // Otherwise, when the state is SELECTING the text controller can't send the right
2588 // surrounding info to the imf.
2589 mImpl->ChangeState( EventData::EDITING );
2591 // Will request for relayout.
2592 relayoutNeeded = true;
2595 if( relayoutNeeded )
2597 mImpl->RequestRelayout();
2602 ( NULL != mImpl->mEditableControlInterface ) )
2604 // Do this last since it provides callbacks into application code
2605 mImpl->mEditableControlInterface->TextChanged();
2611 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2613 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2615 if( NULL != mImpl->mEventData )
2617 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2618 EventData::State state( mImpl->mEventData->mState );
2619 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2621 if( mImpl->IsClipboardVisible() )
2623 if( EventData::INACTIVE == state || EventData::EDITING == state)
2625 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2627 relayoutNeeded = true;
2629 else if( 1u == tapCount )
2631 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2633 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2636 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2638 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2639 relayoutNeeded = true;
2643 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2645 // Hide placeholder text
2649 if( EventData::INACTIVE == state )
2651 mImpl->ChangeState( EventData::EDITING );
2653 else if( !mImpl->IsClipboardEmpty() )
2655 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2657 relayoutNeeded = true;
2660 else if( 2u == tapCount )
2662 if( mImpl->mEventData->mSelectionEnabled &&
2663 mImpl->IsShowingRealText() )
2665 relayoutNeeded = true;
2666 mImpl->mEventData->mIsLeftHandleSelected = true;
2667 mImpl->mEventData->mIsRightHandleSelected = true;
2671 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2672 if( relayoutNeeded )
2674 Event event( Event::TAP_EVENT );
2675 event.p1.mUint = tapCount;
2676 event.p2.mFloat = x;
2677 event.p3.mFloat = y;
2678 mImpl->mEventData->mEventQueue.push_back( event );
2680 mImpl->RequestRelayout();
2684 // Reset keyboard as tap event has occurred.
2685 mImpl->ResetImfManager();
2688 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2690 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2692 if( NULL != mImpl->mEventData )
2694 Event event( Event::PAN_EVENT );
2695 event.p1.mInt = state;
2696 event.p2.mFloat = displacement.x;
2697 event.p3.mFloat = displacement.y;
2698 mImpl->mEventData->mEventQueue.push_back( event );
2700 mImpl->RequestRelayout();
2704 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2706 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2708 if( ( state == Gesture::Started ) &&
2709 ( NULL != mImpl->mEventData ) )
2711 // The 1st long-press on inactive text-field is treated as tap
2712 if( EventData::INACTIVE == mImpl->mEventData->mState )
2714 mImpl->ChangeState( EventData::EDITING );
2716 Event event( Event::TAP_EVENT );
2718 event.p2.mFloat = x;
2719 event.p3.mFloat = y;
2720 mImpl->mEventData->mEventQueue.push_back( event );
2722 mImpl->RequestRelayout();
2724 else if( !mImpl->IsShowingRealText() )
2726 Event event( Event::LONG_PRESS_EVENT );
2727 event.p1.mInt = state;
2728 event.p2.mFloat = x;
2729 event.p3.mFloat = y;
2730 mImpl->mEventData->mEventQueue.push_back( event );
2731 mImpl->RequestRelayout();
2733 else if( !mImpl->IsClipboardVisible() )
2735 // Reset the imf manager to commit the pre-edit before selecting the text.
2736 mImpl->ResetImfManager();
2738 Event event( Event::LONG_PRESS_EVENT );
2739 event.p1.mInt = state;
2740 event.p2.mFloat = x;
2741 event.p3.mFloat = y;
2742 mImpl->mEventData->mEventQueue.push_back( event );
2743 mImpl->RequestRelayout();
2745 mImpl->mEventData->mIsLeftHandleSelected = true;
2746 mImpl->mEventData->mIsRightHandleSelected = true;
2751 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2753 // Whether the text needs to be relaid-out.
2754 bool requestRelayout = false;
2756 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2757 bool retrieveText = false;
2758 bool retrieveCursor = false;
2760 switch( imfEvent.eventName )
2762 case ImfManager::COMMIT:
2764 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2765 requestRelayout = true;
2766 retrieveCursor = true;
2769 case ImfManager::PREEDIT:
2771 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2772 requestRelayout = true;
2773 retrieveCursor = true;
2776 case ImfManager::DELETESURROUNDING:
2778 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2779 imfEvent.numberOfChars,
2780 DONT_UPDATE_INPUT_STYLE );
2784 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2785 !mImpl->IsPlaceholderAvailable() )
2787 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2791 ShowPlaceholderText();
2793 mImpl->mEventData->mUpdateCursorPosition = true;
2794 mImpl->mEventData->mScrollAfterDelete = true;
2796 requestRelayout = true;
2800 case ImfManager::GETSURROUNDING:
2802 retrieveText = true;
2803 retrieveCursor = true;
2806 case ImfManager::PRIVATECOMMAND:
2808 // PRIVATECOMMAND event is just for getting the private command message
2809 retrieveText = true;
2810 retrieveCursor = true;
2813 case ImfManager::VOID:
2820 if( requestRelayout )
2822 mImpl->mOperationsPending = ALL_OPERATIONS;
2823 mImpl->RequestRelayout();
2827 CharacterIndex cursorPosition = 0u;
2828 Length numberOfWhiteSpaces = 0u;
2830 if( retrieveCursor )
2832 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2834 cursorPosition = mImpl->GetLogicalCursorPosition();
2836 if( cursorPosition < numberOfWhiteSpaces )
2838 cursorPosition = 0u;
2842 cursorPosition -= numberOfWhiteSpaces;
2848 if( !mImpl->IsShowingPlaceholderText() )
2850 // Retrieves the normal text string.
2851 mImpl->GetText( numberOfWhiteSpaces, text );
2855 // When the current text is Placeholder Text, the surrounding text should be empty string.
2856 // It means DALi should send empty string ("") to IME.
2861 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2863 if( requestRelayout &&
2864 ( NULL != mImpl->mEditableControlInterface ) )
2866 // Do this last since it provides callbacks into application code
2867 mImpl->mEditableControlInterface->TextChanged();
2870 return callbackData;
2873 void Controller::PasteClipboardItemEvent()
2875 // Retrieve the clipboard contents first
2876 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2877 std::string stringToPaste( notifier.GetContent() );
2879 // Commit the current pre-edit text; the contents of the clipboard should be appended
2880 mImpl->ResetImfManager();
2882 // Temporary disable hiding clipboard
2883 mImpl->SetClipboardHideEnable( false );
2886 PasteText( stringToPaste );
2888 mImpl->SetClipboardHideEnable( true );
2891 // protected : Inherit from Text::Decorator::ControllerInterface.
2893 void Controller::GetTargetSize( Vector2& targetSize )
2895 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2898 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2900 if( NULL != mImpl->mEditableControlInterface )
2902 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2906 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2908 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2910 if( NULL != mImpl->mEventData )
2912 switch( handleType )
2916 Event event( Event::GRAB_HANDLE_EVENT );
2917 event.p1.mUint = state;
2918 event.p2.mFloat = x;
2919 event.p3.mFloat = y;
2921 mImpl->mEventData->mEventQueue.push_back( event );
2924 case LEFT_SELECTION_HANDLE:
2926 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2927 event.p1.mUint = state;
2928 event.p2.mFloat = x;
2929 event.p3.mFloat = y;
2931 mImpl->mEventData->mEventQueue.push_back( event );
2934 case RIGHT_SELECTION_HANDLE:
2936 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2937 event.p1.mUint = state;
2938 event.p2.mFloat = x;
2939 event.p3.mFloat = y;
2941 mImpl->mEventData->mEventQueue.push_back( event );
2944 case LEFT_SELECTION_HANDLE_MARKER:
2945 case RIGHT_SELECTION_HANDLE_MARKER:
2947 // Markers do not move the handles.
2950 case HANDLE_TYPE_COUNT:
2952 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2956 mImpl->RequestRelayout();
2960 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2962 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2964 if( NULL == mImpl->mEventData )
2971 case Toolkit::TextSelectionPopup::CUT:
2973 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2974 mImpl->mOperationsPending = ALL_OPERATIONS;
2976 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2977 !mImpl->IsPlaceholderAvailable() )
2979 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2983 ShowPlaceholderText();
2986 mImpl->mEventData->mUpdateCursorPosition = true;
2987 mImpl->mEventData->mScrollAfterDelete = true;
2989 mImpl->RequestRelayout();
2991 if( NULL != mImpl->mEditableControlInterface )
2993 mImpl->mEditableControlInterface->TextChanged();
2997 case Toolkit::TextSelectionPopup::COPY:
2999 mImpl->SendSelectionToClipboard( false ); // Text not modified
3001 mImpl->mEventData->mUpdateCursorPosition = true;
3003 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
3006 case Toolkit::TextSelectionPopup::PASTE:
3008 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
3011 case Toolkit::TextSelectionPopup::SELECT:
3013 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
3015 if( mImpl->mEventData->mSelectionEnabled )
3017 // Creates a SELECT event.
3018 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
3022 case Toolkit::TextSelectionPopup::SELECT_ALL:
3024 // Creates a SELECT_ALL event
3025 SelectEvent( 0.f, 0.f, true );
3028 case Toolkit::TextSelectionPopup::CLIPBOARD:
3030 mImpl->ShowClipboard();
3033 case Toolkit::TextSelectionPopup::NONE:
3041 void Controller::DisplayTimeExpired()
3043 mImpl->mEventData->mUpdateCursorPosition = true;
3044 // Apply modifications to the model
3045 mImpl->mOperationsPending = ALL_OPERATIONS;
3047 mImpl->RequestRelayout();
3050 // private : Update.
3052 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3054 bool removedPrevious = false;
3055 bool removedSelected = false;
3056 bool maxLengthReached = false;
3058 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3060 if( NULL == mImpl->mEventData )
3065 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3066 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3067 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3069 // TODO: At the moment the underline runs are only for pre-edit.
3070 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3072 // Remove the previous IMF pre-edit.
3073 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3075 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3076 mImpl->mEventData->mPreEditLength,
3077 DONT_UPDATE_INPUT_STYLE );
3079 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3080 mImpl->mEventData->mPreEditLength = 0u;
3084 // Remove the previous Selection.
3085 removedSelected = RemoveSelectedText();
3089 Vector<Character> utf32Characters;
3090 Length characterCount = 0u;
3094 // Convert text into UTF-32
3095 utf32Characters.Resize( text.size() );
3097 // This is a bit horrible but std::string returns a (signed) char*
3098 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3100 // Transform a text array encoded in utf8 into an array encoded in utf32.
3101 // It returns the actual number of characters.
3102 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3103 utf32Characters.Resize( characterCount );
3105 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3106 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3109 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3111 // The placeholder text is no longer needed
3112 if( mImpl->IsShowingPlaceholderText() )
3117 mImpl->ChangeState( EventData::EDITING );
3119 // Handle the IMF (predicitive text) state changes
3120 if( COMMIT == type )
3122 // IMF manager is no longer handling key-events
3123 mImpl->ClearPreEditFlag();
3127 if( !mImpl->mEventData->mPreEditFlag )
3129 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3131 // Record the start of the pre-edit text
3132 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3135 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3136 mImpl->mEventData->mPreEditFlag = true;
3138 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3141 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3143 // Restrict new text to fit within Maximum characters setting.
3144 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3145 maxLengthReached = ( characterCount > maxSizeOfNewText );
3147 // The cursor position.
3148 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3150 // Update the text's style.
3152 // Updates the text style runs by adding characters.
3153 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3155 // Get the character index from the cursor index.
3156 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3158 // Retrieve the text's style for the given index.
3160 mImpl->RetrieveDefaultInputStyle( style );
3161 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3163 // Whether to add a new text color run.
3164 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3166 // Whether to add a new font run.
3167 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3168 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3169 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3170 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3171 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3176 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3177 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3179 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3180 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3181 colorRun.characterRun.characterIndex = cursorIndex;
3182 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3185 if( addFontNameRun ||
3191 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3192 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3194 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3196 if( addFontNameRun )
3198 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3199 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3200 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3201 fontDescriptionRun.familyDefined = true;
3203 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3206 if( addFontWeightRun )
3208 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3209 fontDescriptionRun.weightDefined = true;
3212 if( addFontWidthRun )
3214 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3215 fontDescriptionRun.widthDefined = true;
3218 if( addFontSlantRun )
3220 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3221 fontDescriptionRun.slantDefined = true;
3224 if( addFontSizeRun )
3226 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3227 fontDescriptionRun.sizeDefined = true;
3230 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3231 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3234 // Insert at current cursor position.
3235 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3237 if( cursorIndex < numberOfCharactersInModel )
3239 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3243 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3246 // Mark the first paragraph to be updated.
3247 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3249 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3250 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3251 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3252 mImpl->mTextUpdateInfo.mClearAll = true;
3256 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3257 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3260 // Update the cursor index.
3261 cursorIndex += maxSizeOfNewText;
3263 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 );
3266 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3267 mImpl->IsPlaceholderAvailable() )
3269 // Show place-holder if empty after removing the pre-edit text
3270 ShowPlaceholderText();
3271 mImpl->mEventData->mUpdateCursorPosition = true;
3272 mImpl->ClearPreEditFlag();
3274 else if( removedPrevious ||
3276 ( 0 != utf32Characters.Count() ) )
3278 // Queue an inserted event
3279 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3281 mImpl->mEventData->mUpdateCursorPosition = true;
3282 if( removedSelected )
3284 mImpl->mEventData->mScrollAfterDelete = true;
3288 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3292 if( maxLengthReached )
3294 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3296 mImpl->ResetImfManager();
3298 if( NULL != mImpl->mEditableControlInterface )
3300 // Do this last since it provides callbacks into application code
3301 mImpl->mEditableControlInterface->MaxLengthReached();
3306 void Controller::PasteText( const std::string& stringToPaste )
3308 InsertText( stringToPaste, Text::Controller::COMMIT );
3309 mImpl->ChangeState( EventData::EDITING );
3310 mImpl->RequestRelayout();
3312 if( NULL != mImpl->mEditableControlInterface )
3314 // Do this last since it provides callbacks into application code
3315 mImpl->mEditableControlInterface->TextChanged();
3319 bool Controller::RemoveText( int cursorOffset,
3320 int numberOfCharacters,
3321 UpdateInputStyleType type )
3323 bool removed = false;
3325 if( NULL == mImpl->mEventData )
3330 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3331 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3333 if( !mImpl->IsShowingPlaceholderText() )
3335 // Delete at current cursor position
3336 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3337 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3339 CharacterIndex cursorIndex = 0;
3341 // Validate the cursor position & number of characters
3342 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3344 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3347 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3349 numberOfCharacters = currentText.Count() - cursorIndex;
3352 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.
3353 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3355 // Mark the paragraphs to be updated.
3356 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3358 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3359 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3360 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3361 mImpl->mTextUpdateInfo.mClearAll = true;
3365 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3366 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3369 // Update the input style and remove the text's style before removing the text.
3371 if( UPDATE_INPUT_STYLE == type )
3373 // Keep a copy of the current input style.
3374 InputStyle currentInputStyle;
3375 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3377 // Set first the default input style.
3378 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3380 // Update the input style.
3381 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3383 // Compare if the input style has changed.
3384 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3386 if( hasInputStyleChanged )
3388 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3389 // Queue the input style changed signal.
3390 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3394 // Updates the text style runs by removing characters. Runs with no characters are removed.
3395 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3397 // Remove the characters.
3398 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3399 Vector<Character>::Iterator last = first + numberOfCharacters;
3401 currentText.Erase( first, last );
3403 // Cursor position retreat
3404 oldCursorIndex = cursorIndex;
3406 mImpl->mEventData->mScrollAfterDelete = true;
3408 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3416 bool Controller::RemoveSelectedText()
3418 bool textRemoved( false );
3420 if( EventData::SELECTING == mImpl->mEventData->mState )
3422 std::string removedString;
3423 mImpl->RetrieveSelection( removedString, true );
3425 if( !removedString.empty() )
3428 mImpl->ChangeState( EventData::EDITING );
3435 // private : Relayout.
3437 bool Controller::DoRelayout( const Size& size,
3438 OperationsMask operationsRequired,
3441 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3442 bool viewUpdated( false );
3444 // Calculate the operations to be done.
3445 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3447 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3448 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3450 // Get the current layout size.
3451 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3453 if( NO_OPERATION != ( LAYOUT & operations ) )
3455 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3457 // Some vectors with data needed to layout and reorder may be void
3458 // after the first time the text has been laid out.
3459 // Fill the vectors again.
3461 // Calculate the number of glyphs to layout.
3462 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3463 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3464 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3465 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3467 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3468 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3470 // Make sure the index is not out of bound
3471 if ( charactersToGlyph.Count() != glyphsPerCharacter.Count() ||
3472 requestedNumberOfCharacters > charactersToGlyph.Count() ||
3473 ( lastIndex >= charactersToGlyph.Count() && charactersToGlyph.Count() > 0u ) )
3475 std::string currentText;
3476 GetText( currentText );
3478 DALI_LOG_ERROR( "Controller::DoRelayout: Attempting to access invalid buffer\n" );
3479 DALI_LOG_ERROR( "Current text is: %s\n", currentText.c_str() );
3480 DALI_LOG_ERROR( "startIndex: %u, lastIndex: %u, requestedNumberOfCharacters: %u, charactersToGlyph.Count = %lu, glyphsPerCharacter.Count = %lu\n", startIndex, lastIndex, requestedNumberOfCharacters, charactersToGlyph.Count(), glyphsPerCharacter.Count());
3485 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3486 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3488 if( 0u == totalNumberOfGlyphs )
3490 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3492 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3495 // Nothing else to do if there is no glyphs.
3496 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3500 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3501 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3502 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3503 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3504 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3505 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3506 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3507 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3509 // Set the layout parameters.
3510 const Vector2 sizeOffset = Vector2(outlineWidth * 2.0f, outlineWidth * 2.0f); // The outline should be fit into the bounding box
3511 Layout::Parameters layoutParameters( size - sizeOffset,
3513 lineBreakInfo.Begin(),
3514 wordBreakInfo.Begin(),
3515 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3517 glyphsToCharactersMap.Begin(),
3518 charactersPerGlyph.Begin(),
3519 charactersToGlyphBuffer,
3520 glyphsPerCharacterBuffer,
3521 totalNumberOfGlyphs,
3522 mImpl->mModel->mHorizontalAlignment,
3523 mImpl->mModel->mLineWrapMode,
3526 // Resize the vector of positions to have the same size than the vector of glyphs.
3527 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3528 glyphPositions.Resize( totalNumberOfGlyphs );
3530 // Whether the last character is a new paragraph character.
3531 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3532 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3534 // The initial glyph and the number of glyphs to layout.
3535 layoutParameters.startGlyphIndex = startGlyphIndex;
3536 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3537 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3538 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3540 // Update the ellipsis
3541 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3543 if( NULL != mImpl->mEventData )
3545 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3547 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3549 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3551 // Disable ellipsis when editing
3552 elideTextEnabled = false;
3555 // Reset the scroll position in inactive state
3556 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3558 ResetScrollPosition();
3562 // Update the visual model.
3564 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3566 mImpl->mModel->mVisualModel->mLines,
3570 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3574 layoutSize = newLayoutSize;
3576 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3578 mImpl->mIsTextDirectionRTL = false;
3581 // Reorder the lines
3582 if( NO_OPERATION != ( REORDER & operations ) )
3584 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3585 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3587 // Check first if there are paragraphs with bidirectional info.
3588 if( 0u != bidirectionalInfo.Count() )
3591 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3593 // Reorder the lines.
3594 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3595 ReorderLines( bidirectionalInfo,
3597 requestedNumberOfCharacters,
3598 mImpl->mModel->mVisualModel->mLines,
3599 bidirectionalLineInfo );
3601 // Set the bidirectional info per line into the layout parameters.
3602 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3603 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3605 // Re-layout the text. Reorder those lines with right to left characters.
3606 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3608 requestedNumberOfCharacters,
3611 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3613 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3616 mImpl->mIsTextDirectionRTL = firstline->direction;
3622 // Sets the layout size.
3623 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3625 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3630 if( NO_OPERATION != ( ALIGN & operations ) )
3632 // The laid-out lines.
3633 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3635 // Need to align with the control's size as the text may contain lines
3636 // starting either with left to right text or right to left.
3637 mImpl->mLayoutEngine.Align( size,
3639 requestedNumberOfCharacters,
3640 mImpl->mModel->mHorizontalAlignment,
3642 mImpl->mModel->mAlignmentOffset );
3646 #if defined(DEBUG_ENABLED)
3647 std::string currentText;
3648 GetText( currentText );
3649 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3651 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3655 void Controller::CalculateVerticalOffset( const Size& controlSize )
3657 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3659 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3661 // Get the line height of the default font.
3662 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3665 switch( mImpl->mModel->mVerticalAlignment )
3667 case VerticalAlignment::TOP:
3669 mImpl->mModel->mScrollPosition.y = 0.f;
3672 case VerticalAlignment::CENTER:
3674 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3677 case VerticalAlignment::BOTTOM:
3679 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3685 // private : Events.
3687 void Controller::ProcessModifyEvents()
3689 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3691 if( 0u == events.Count() )
3697 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3698 endIt = events.End();
3702 const ModifyEvent& event = *it;
3704 if( ModifyEvent::TEXT_REPLACED == event.type )
3706 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3707 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3709 TextReplacedEvent();
3711 else if( ModifyEvent::TEXT_INSERTED == event.type )
3713 TextInsertedEvent();
3715 else if( ModifyEvent::TEXT_DELETED == event.type )
3717 // Placeholder-text cannot be deleted
3718 if( !mImpl->IsShowingPlaceholderText() )
3725 if( NULL != mImpl->mEventData )
3727 // When the text is being modified, delay cursor blinking
3728 mImpl->mEventData->mDecorator->DelayCursorBlink();
3730 // Update selection position after modifying the text
3731 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3732 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3735 // Discard temporary text
3739 void Controller::TextReplacedEvent()
3741 // The natural size needs to be re-calculated.
3742 mImpl->mRecalculateNaturalSize = true;
3744 // The text direction needs to be updated.
3745 mImpl->mUpdateTextDirection = true;
3747 // Apply modifications to the model
3748 mImpl->mOperationsPending = ALL_OPERATIONS;
3751 void Controller::TextInsertedEvent()
3753 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3755 if( NULL == mImpl->mEventData )
3760 mImpl->mEventData->mCheckScrollAmount = true;
3762 // The natural size needs to be re-calculated.
3763 mImpl->mRecalculateNaturalSize = true;
3765 // The text direction needs to be updated.
3766 mImpl->mUpdateTextDirection = true;
3768 // Apply modifications to the model; TODO - Optimize this
3769 mImpl->mOperationsPending = ALL_OPERATIONS;
3772 void Controller::TextDeletedEvent()
3774 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3776 if( NULL == mImpl->mEventData )
3781 mImpl->mEventData->mCheckScrollAmount = true;
3783 // The natural size needs to be re-calculated.
3784 mImpl->mRecalculateNaturalSize = true;
3786 // The text direction needs to be updated.
3787 mImpl->mUpdateTextDirection = true;
3789 // Apply modifications to the model; TODO - Optimize this
3790 mImpl->mOperationsPending = ALL_OPERATIONS;
3793 void Controller::SelectEvent( float x, float y, bool selectAll )
3795 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3797 if( NULL != mImpl->mEventData )
3801 Event event( Event::SELECT_ALL );
3802 mImpl->mEventData->mEventQueue.push_back( event );
3806 Event event( Event::SELECT );
3807 event.p2.mFloat = x;
3808 event.p3.mFloat = y;
3809 mImpl->mEventData->mEventQueue.push_back( event );
3812 mImpl->mEventData->mCheckScrollAmount = true;
3813 mImpl->mEventData->mIsLeftHandleSelected = true;
3814 mImpl->mEventData->mIsRightHandleSelected = true;
3815 mImpl->RequestRelayout();
3819 bool Controller::DeleteEvent( int keyCode )
3821 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3823 bool removed = false;
3825 if( NULL == mImpl->mEventData )
3830 // IMF manager is no longer handling key-events
3831 mImpl->ClearPreEditFlag();
3833 if( EventData::SELECTING == mImpl->mEventData->mState )
3835 removed = RemoveSelectedText();
3837 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3839 // Remove the character before the current cursor position
3840 removed = RemoveText( -1,
3842 UPDATE_INPUT_STYLE );
3844 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3846 // Remove the character after the current cursor position
3847 removed = RemoveText( 0,
3849 UPDATE_INPUT_STYLE );
3854 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3855 !mImpl->IsPlaceholderAvailable() )
3857 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3861 ShowPlaceholderText();
3863 mImpl->mEventData->mUpdateCursorPosition = true;
3864 mImpl->mEventData->mScrollAfterDelete = true;
3870 // private : Helpers.
3872 void Controller::ResetText()
3875 mImpl->mModel->mLogicalModel->mText.Clear();
3877 // We have cleared everything including the placeholder-text
3878 mImpl->PlaceholderCleared();
3880 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3881 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3882 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3884 // Clear any previous text.
3885 mImpl->mTextUpdateInfo.mClearAll = true;
3887 // The natural size needs to be re-calculated.
3888 mImpl->mRecalculateNaturalSize = true;
3890 // The text direction needs to be updated.
3891 mImpl->mUpdateTextDirection = true;
3893 // Apply modifications to the model
3894 mImpl->mOperationsPending = ALL_OPERATIONS;
3897 void Controller::ShowPlaceholderText()
3899 if( mImpl->IsPlaceholderAvailable() )
3901 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3903 if( NULL == mImpl->mEventData )
3908 mImpl->mEventData->mIsShowingPlaceholderText = true;
3910 // Disable handles when showing place-holder text
3911 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3912 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3913 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3915 const char* text( NULL );
3918 // TODO - Switch Placeholder text when changing state
3919 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3920 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3922 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3923 size = mImpl->mEventData->mPlaceholderTextActive.size();
3927 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3928 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3931 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3932 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3934 // Reset model for showing placeholder.
3935 mImpl->mModel->mLogicalModel->mText.Clear();
3936 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3938 // Convert text into UTF-32
3939 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3940 utf32Characters.Resize( size );
3942 // This is a bit horrible but std::string returns a (signed) char*
3943 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3945 // Transform a text array encoded in utf8 into an array encoded in utf32.
3946 // It returns the actual number of characters.
3947 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3948 utf32Characters.Resize( characterCount );
3950 // The characters to be added.
3951 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3953 // Reset the cursor position
3954 mImpl->mEventData->mPrimaryCursorPosition = 0;
3956 // The natural size needs to be re-calculated.
3957 mImpl->mRecalculateNaturalSize = true;
3959 // The text direction needs to be updated.
3960 mImpl->mUpdateTextDirection = true;
3962 // Apply modifications to the model
3963 mImpl->mOperationsPending = ALL_OPERATIONS;
3965 // Update the rest of the model during size negotiation
3966 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3970 void Controller::ClearFontData()
3972 if( mImpl->mFontDefaults )
3974 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3977 // Set flags to update the model.
3978 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3979 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3980 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3982 mImpl->mTextUpdateInfo.mClearAll = true;
3983 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3984 mImpl->mRecalculateNaturalSize = true;
3986 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3992 UPDATE_LAYOUT_SIZE |
3997 void Controller::ClearStyleData()
3999 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
4000 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
4003 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
4005 // Reset the cursor position
4006 if( NULL != mImpl->mEventData )
4008 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
4010 // Update the cursor if it's in editing mode.
4011 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
4013 mImpl->mEventData->mUpdateCursorPosition = true;
4018 void Controller::ResetScrollPosition()
4020 if( NULL != mImpl->mEventData )
4022 // Reset the scroll position.
4023 mImpl->mModel->mScrollPosition = Vector2::ZERO;
4024 mImpl->mEventData->mScrollAfterUpdatePosition = true;
4028 void Controller::SetControlInterface( ControlInterface* controlInterface )
4030 mImpl->mControlInterface = controlInterface;
4033 bool Controller::ShouldClearFocusOnEscape() const
4035 return mImpl->mShouldClearFocusOnEscape;
4038 // private : Private contructors & copy operator.
4040 Controller::Controller()
4043 mImpl = new Controller::Impl( NULL, NULL );
4046 Controller::Controller( ControlInterface* controlInterface )
4048 mImpl = new Controller::Impl( controlInterface, NULL );
4051 Controller::Controller( ControlInterface* controlInterface,
4052 EditableControlInterface* editableControlInterface )
4054 mImpl = new Controller::Impl( controlInterface,
4055 editableControlInterface );
4058 // The copy constructor and operator are left unimplemented.
4060 // protected : Destructor.
4062 Controller::~Controller()
4069 } // namespace Toolkit