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 |
2174 // Set the update info to relayout the whole text.
2175 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2176 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2178 // Make sure the model is up-to-date before layouting
2179 mImpl->UpdateModel( onlyOnceOperations );
2181 Vector3 naturalSize;
2182 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2183 static_cast<OperationsMask>( onlyOnceOperations |
2184 LAYOUT | REORDER | UPDATE_DIRECTION ),
2185 naturalSize.GetVectorXY() );
2187 // Clear the update info. This info will be set the next time the text is updated.
2188 mImpl->mTextUpdateInfo.Clear();
2190 mImpl->mUpdateTextDirection = false;
2193 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2196 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2198 return mImpl->mModel->GetVerticalLineAlignment();
2201 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2203 mImpl->mModel->mVerticalLineAlignment = alignment;
2206 // public : Relayout.
2208 Controller::UpdateTextType Controller::Relayout( const Size& size )
2210 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2212 UpdateTextType updateTextType = NONE_UPDATED;
2214 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2216 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2218 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2219 updateTextType = MODEL_UPDATED;
2222 // Clear the update info. This info will be set the next time the text is updated.
2223 mImpl->mTextUpdateInfo.Clear();
2225 // Not worth to relayout if width or height is equal to zero.
2226 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2228 return updateTextType;
2231 // Whether a new size has been set.
2232 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2236 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2238 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2239 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2240 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2242 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2245 // Layout operations that need to be done if the size changes.
2246 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2249 UPDATE_LAYOUT_SIZE |
2251 // Set the update info to relayout the whole text.
2252 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2253 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2255 // Store the size used to layout the text.
2256 mImpl->mModel->mVisualModel->mControlSize = size;
2259 // Whether there are modify events.
2260 if( 0u != mImpl->mModifyEvents.Count() )
2262 // Style operations that need to be done if the text is modified.
2263 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2267 // Set the update info to elide the text.
2268 if( mImpl->mModel->mElideEnabled ||
2269 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2271 // Update Text layout for applying elided
2272 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2275 UPDATE_LAYOUT_SIZE |
2277 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2278 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2281 // Make sure the model is up-to-date before layouting.
2282 ProcessModifyEvents();
2283 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2287 updated = DoRelayout( size,
2288 mImpl->mOperationsPending,
2289 layoutSize ) || updated;
2293 updateTextType = MODEL_UPDATED;
2296 // Do not re-do any operation until something changes.
2297 mImpl->mOperationsPending = NO_OPERATION;
2298 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2300 // Whether the text control is editable
2301 const bool isEditable = NULL != mImpl->mEventData;
2303 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2305 if( newSize && isEditable )
2307 offset = mImpl->mModel->mScrollPosition;
2310 if( !isEditable || !IsMultiLineEnabled() )
2312 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2313 CalculateVerticalOffset( size );
2320 // If there is a new size, the scroll position needs to be clamped.
2321 mImpl->ClampHorizontalScroll( layoutSize );
2323 // Update the decorator's positions is needed if there is a new size.
2324 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2327 // Move the cursor, grab handle etc.
2328 if( mImpl->ProcessInputEvents() )
2330 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2334 // Clear the update info. This info will be set the next time the text is updated.
2335 mImpl->mTextUpdateInfo.Clear();
2336 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2338 return updateTextType;
2341 void Controller::RequestRelayout()
2343 mImpl->RequestRelayout();
2346 // public : Input style change signals.
2348 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2350 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2353 void Controller::ProcessInputStyleChangedSignals()
2355 if( NULL == mImpl->mEventData )
2361 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2362 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2366 const InputStyle::Mask mask = *it;
2368 if( NULL != mImpl->mEditableControlInterface )
2370 // Emit the input style changed signal.
2371 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2375 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2378 // public : Text-input Event Queuing.
2380 void Controller::KeyboardFocusGainEvent()
2382 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2384 if( NULL != mImpl->mEventData )
2386 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2387 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2389 mImpl->ChangeState( EventData::EDITING );
2390 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2391 mImpl->mEventData->mUpdateInputStyle = true;
2393 mImpl->NotifyImfMultiLineStatus();
2394 if( mImpl->IsShowingPlaceholderText() )
2396 // Show alternative placeholder-text when editing
2397 ShowPlaceholderText();
2400 mImpl->RequestRelayout();
2404 void Controller::KeyboardFocusLostEvent()
2406 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2408 if( NULL != mImpl->mEventData )
2410 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2412 mImpl->ChangeState( EventData::INACTIVE );
2414 if( !mImpl->IsShowingRealText() )
2416 // Revert to regular placeholder-text when not editing
2417 ShowPlaceholderText();
2421 mImpl->RequestRelayout();
2424 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2426 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2428 bool textChanged = false;
2429 bool relayoutNeeded = false;
2431 if( ( NULL != mImpl->mEventData ) &&
2432 ( keyEvent.state == KeyEvent::Down ) )
2434 int keyCode = keyEvent.keyCode;
2435 const std::string& keyString = keyEvent.keyPressed;
2436 const std::string keyName = keyEvent.keyPressedName;
2438 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2440 // Pre-process to separate modifying events from non-modifying input events.
2443 // In some platforms arrive key events with no key code.
2447 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2452 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2453 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2454 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2455 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2457 // If don't have any text, do nothing.
2458 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2463 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2464 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2465 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2466 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2468 // Logic to determine whether this text control will lose focus or not.
2469 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2470 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2471 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2472 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2473 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2474 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2476 // Release the active highlight.
2477 if( mImpl->mEventData->mState == EventData::SELECTING )
2479 mImpl->ChangeState( EventData::EDITING );
2481 // Update selection position.
2482 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2483 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2484 mImpl->mEventData->mUpdateCursorPosition = true;
2485 mImpl->RequestRelayout();
2490 mImpl->mEventData->mCheckScrollAmount = true;
2491 Event event( Event::CURSOR_KEY_EVENT );
2492 event.p1.mInt = keyCode;
2493 event.p2.mBool = keyEvent.IsShiftModifier();
2494 mImpl->mEventData->mEventQueue.push_back( event );
2496 // Will request for relayout.
2497 relayoutNeeded = true;
2499 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2501 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2502 // If not handle it here, any selected text will be deleted
2507 else if ( keyEvent.IsCtrlModifier() )
2509 bool consumed = false;
2510 if (keyName == KEY_C_NAME)
2512 // Ctrl-C to copy the selected text
2513 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2516 else if (keyName == KEY_V_NAME)
2518 // Ctrl-V to paste the copied text
2519 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2522 else if (keyName == KEY_X_NAME)
2524 // Ctrl-X to cut the selected text
2525 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2530 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2531 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2533 textChanged = DeleteEvent( keyCode );
2535 // Will request for relayout.
2536 relayoutNeeded = true;
2538 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2539 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2540 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2542 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2543 mImpl->ChangeState( EventData::INACTIVE );
2545 // Will request for relayout.
2546 relayoutNeeded = true;
2548 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2550 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2552 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2553 // and a character is typed after the type of a upper case latin character.
2558 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2560 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2566 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2568 // IMF manager is no longer handling key-events
2569 mImpl->ClearPreEditFlag();
2571 InsertText( keyString, COMMIT );
2574 // Will request for relayout.
2575 relayoutNeeded = true;
2578 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2579 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2581 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2582 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2583 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2585 // Should not change the state if the key is the shift send by the imf manager.
2586 // Otherwise, when the state is SELECTING the text controller can't send the right
2587 // surrounding info to the imf.
2588 mImpl->ChangeState( EventData::EDITING );
2590 // Will request for relayout.
2591 relayoutNeeded = true;
2594 if( relayoutNeeded )
2596 mImpl->RequestRelayout();
2601 ( NULL != mImpl->mEditableControlInterface ) )
2603 // Do this last since it provides callbacks into application code
2604 mImpl->mEditableControlInterface->TextChanged();
2610 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2612 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2614 if( NULL != mImpl->mEventData )
2616 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2617 EventData::State state( mImpl->mEventData->mState );
2618 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2620 if( mImpl->IsClipboardVisible() )
2622 if( EventData::INACTIVE == state || EventData::EDITING == state)
2624 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2626 relayoutNeeded = true;
2628 else if( 1u == tapCount )
2630 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2632 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2635 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2637 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2638 relayoutNeeded = true;
2642 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2644 // Hide placeholder text
2648 if( EventData::INACTIVE == state )
2650 mImpl->ChangeState( EventData::EDITING );
2652 else if( !mImpl->IsClipboardEmpty() )
2654 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2656 relayoutNeeded = true;
2659 else if( 2u == tapCount )
2661 if( mImpl->mEventData->mSelectionEnabled &&
2662 mImpl->IsShowingRealText() )
2664 relayoutNeeded = true;
2665 mImpl->mEventData->mIsLeftHandleSelected = true;
2666 mImpl->mEventData->mIsRightHandleSelected = true;
2670 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2671 if( relayoutNeeded )
2673 Event event( Event::TAP_EVENT );
2674 event.p1.mUint = tapCount;
2675 event.p2.mFloat = x;
2676 event.p3.mFloat = y;
2677 mImpl->mEventData->mEventQueue.push_back( event );
2679 mImpl->RequestRelayout();
2683 // Reset keyboard as tap event has occurred.
2684 mImpl->ResetImfManager();
2687 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2689 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2691 if( NULL != mImpl->mEventData )
2693 Event event( Event::PAN_EVENT );
2694 event.p1.mInt = state;
2695 event.p2.mFloat = displacement.x;
2696 event.p3.mFloat = displacement.y;
2697 mImpl->mEventData->mEventQueue.push_back( event );
2699 mImpl->RequestRelayout();
2703 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2705 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2707 if( ( state == Gesture::Started ) &&
2708 ( NULL != mImpl->mEventData ) )
2710 // The 1st long-press on inactive text-field is treated as tap
2711 if( EventData::INACTIVE == mImpl->mEventData->mState )
2713 mImpl->ChangeState( EventData::EDITING );
2715 Event event( Event::TAP_EVENT );
2717 event.p2.mFloat = x;
2718 event.p3.mFloat = y;
2719 mImpl->mEventData->mEventQueue.push_back( event );
2721 mImpl->RequestRelayout();
2723 else if( !mImpl->IsShowingRealText() )
2725 Event event( Event::LONG_PRESS_EVENT );
2726 event.p1.mInt = state;
2727 event.p2.mFloat = x;
2728 event.p3.mFloat = y;
2729 mImpl->mEventData->mEventQueue.push_back( event );
2730 mImpl->RequestRelayout();
2732 else if( !mImpl->IsClipboardVisible() )
2734 // Reset the imf manager to commit the pre-edit before selecting the text.
2735 mImpl->ResetImfManager();
2737 Event event( Event::LONG_PRESS_EVENT );
2738 event.p1.mInt = state;
2739 event.p2.mFloat = x;
2740 event.p3.mFloat = y;
2741 mImpl->mEventData->mEventQueue.push_back( event );
2742 mImpl->RequestRelayout();
2744 mImpl->mEventData->mIsLeftHandleSelected = true;
2745 mImpl->mEventData->mIsRightHandleSelected = true;
2750 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2752 // Whether the text needs to be relaid-out.
2753 bool requestRelayout = false;
2755 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2756 bool retrieveText = false;
2757 bool retrieveCursor = false;
2759 switch( imfEvent.eventName )
2761 case ImfManager::COMMIT:
2763 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2764 requestRelayout = true;
2765 retrieveCursor = true;
2768 case ImfManager::PREEDIT:
2770 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2771 requestRelayout = true;
2772 retrieveCursor = true;
2775 case ImfManager::DELETESURROUNDING:
2777 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2778 imfEvent.numberOfChars,
2779 DONT_UPDATE_INPUT_STYLE );
2783 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2784 !mImpl->IsPlaceholderAvailable() )
2786 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2790 ShowPlaceholderText();
2792 mImpl->mEventData->mUpdateCursorPosition = true;
2793 mImpl->mEventData->mScrollAfterDelete = true;
2795 requestRelayout = true;
2799 case ImfManager::GETSURROUNDING:
2801 retrieveText = true;
2802 retrieveCursor = true;
2805 case ImfManager::PRIVATECOMMAND:
2807 // PRIVATECOMMAND event is just for getting the private command message
2808 retrieveText = true;
2809 retrieveCursor = true;
2812 case ImfManager::VOID:
2819 if( requestRelayout )
2821 mImpl->mOperationsPending = ALL_OPERATIONS;
2822 mImpl->RequestRelayout();
2826 CharacterIndex cursorPosition = 0u;
2827 Length numberOfWhiteSpaces = 0u;
2829 if( retrieveCursor )
2831 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2833 cursorPosition = mImpl->GetLogicalCursorPosition();
2835 if( cursorPosition < numberOfWhiteSpaces )
2837 cursorPosition = 0u;
2841 cursorPosition -= numberOfWhiteSpaces;
2847 if( !mImpl->IsShowingPlaceholderText() )
2849 // Retrieves the normal text string.
2850 mImpl->GetText( numberOfWhiteSpaces, text );
2854 // When the current text is Placeholder Text, the surrounding text should be empty string.
2855 // It means DALi should send empty string ("") to IME.
2860 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2862 if( requestRelayout &&
2863 ( NULL != mImpl->mEditableControlInterface ) )
2865 // Do this last since it provides callbacks into application code
2866 mImpl->mEditableControlInterface->TextChanged();
2869 return callbackData;
2872 void Controller::PasteClipboardItemEvent()
2874 // Retrieve the clipboard contents first
2875 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2876 std::string stringToPaste( notifier.GetContent() );
2878 // Commit the current pre-edit text; the contents of the clipboard should be appended
2879 mImpl->ResetImfManager();
2881 // Temporary disable hiding clipboard
2882 mImpl->SetClipboardHideEnable( false );
2885 PasteText( stringToPaste );
2887 mImpl->SetClipboardHideEnable( true );
2890 // protected : Inherit from Text::Decorator::ControllerInterface.
2892 void Controller::GetTargetSize( Vector2& targetSize )
2894 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2897 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2899 if( NULL != mImpl->mEditableControlInterface )
2901 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2905 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2907 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2909 if( NULL != mImpl->mEventData )
2911 switch( handleType )
2915 Event event( Event::GRAB_HANDLE_EVENT );
2916 event.p1.mUint = state;
2917 event.p2.mFloat = x;
2918 event.p3.mFloat = y;
2920 mImpl->mEventData->mEventQueue.push_back( event );
2923 case LEFT_SELECTION_HANDLE:
2925 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2926 event.p1.mUint = state;
2927 event.p2.mFloat = x;
2928 event.p3.mFloat = y;
2930 mImpl->mEventData->mEventQueue.push_back( event );
2933 case RIGHT_SELECTION_HANDLE:
2935 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2936 event.p1.mUint = state;
2937 event.p2.mFloat = x;
2938 event.p3.mFloat = y;
2940 mImpl->mEventData->mEventQueue.push_back( event );
2943 case LEFT_SELECTION_HANDLE_MARKER:
2944 case RIGHT_SELECTION_HANDLE_MARKER:
2946 // Markers do not move the handles.
2949 case HANDLE_TYPE_COUNT:
2951 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2955 mImpl->RequestRelayout();
2959 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2961 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2963 if( NULL == mImpl->mEventData )
2970 case Toolkit::TextSelectionPopup::CUT:
2972 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2973 mImpl->mOperationsPending = ALL_OPERATIONS;
2975 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2976 !mImpl->IsPlaceholderAvailable() )
2978 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2982 ShowPlaceholderText();
2985 mImpl->mEventData->mUpdateCursorPosition = true;
2986 mImpl->mEventData->mScrollAfterDelete = true;
2988 mImpl->RequestRelayout();
2990 if( NULL != mImpl->mEditableControlInterface )
2992 mImpl->mEditableControlInterface->TextChanged();
2996 case Toolkit::TextSelectionPopup::COPY:
2998 mImpl->SendSelectionToClipboard( false ); // Text not modified
3000 mImpl->mEventData->mUpdateCursorPosition = true;
3002 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
3005 case Toolkit::TextSelectionPopup::PASTE:
3007 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
3010 case Toolkit::TextSelectionPopup::SELECT:
3012 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
3014 if( mImpl->mEventData->mSelectionEnabled )
3016 // Creates a SELECT event.
3017 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
3021 case Toolkit::TextSelectionPopup::SELECT_ALL:
3023 // Creates a SELECT_ALL event
3024 SelectEvent( 0.f, 0.f, true );
3027 case Toolkit::TextSelectionPopup::CLIPBOARD:
3029 mImpl->ShowClipboard();
3032 case Toolkit::TextSelectionPopup::NONE:
3040 void Controller::DisplayTimeExpired()
3042 mImpl->mEventData->mUpdateCursorPosition = true;
3043 // Apply modifications to the model
3044 mImpl->mOperationsPending = ALL_OPERATIONS;
3046 mImpl->RequestRelayout();
3049 // private : Update.
3051 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3053 bool removedPrevious = false;
3054 bool removedSelected = false;
3055 bool maxLengthReached = false;
3057 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3059 if( NULL == mImpl->mEventData )
3064 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3065 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3066 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3068 // TODO: At the moment the underline runs are only for pre-edit.
3069 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3071 // Remove the previous IMF pre-edit.
3072 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3074 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3075 mImpl->mEventData->mPreEditLength,
3076 DONT_UPDATE_INPUT_STYLE );
3078 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3079 mImpl->mEventData->mPreEditLength = 0u;
3083 // Remove the previous Selection.
3084 removedSelected = RemoveSelectedText();
3088 Vector<Character> utf32Characters;
3089 Length characterCount = 0u;
3093 // Convert text into UTF-32
3094 utf32Characters.Resize( text.size() );
3096 // This is a bit horrible but std::string returns a (signed) char*
3097 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3099 // Transform a text array encoded in utf8 into an array encoded in utf32.
3100 // It returns the actual number of characters.
3101 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3102 utf32Characters.Resize( characterCount );
3104 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3105 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3108 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3110 // The placeholder text is no longer needed
3111 if( mImpl->IsShowingPlaceholderText() )
3116 mImpl->ChangeState( EventData::EDITING );
3118 // Handle the IMF (predicitive text) state changes
3119 if( COMMIT == type )
3121 // IMF manager is no longer handling key-events
3122 mImpl->ClearPreEditFlag();
3126 if( !mImpl->mEventData->mPreEditFlag )
3128 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3130 // Record the start of the pre-edit text
3131 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3134 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3135 mImpl->mEventData->mPreEditFlag = true;
3137 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3140 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3142 // Restrict new text to fit within Maximum characters setting.
3143 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3144 maxLengthReached = ( characterCount > maxSizeOfNewText );
3146 // The cursor position.
3147 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3149 // Update the text's style.
3151 // Updates the text style runs by adding characters.
3152 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3154 // Get the character index from the cursor index.
3155 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3157 // Retrieve the text's style for the given index.
3159 mImpl->RetrieveDefaultInputStyle( style );
3160 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3162 // Whether to add a new text color run.
3163 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3165 // Whether to add a new font run.
3166 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3167 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3168 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3169 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3170 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3175 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3176 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3178 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3179 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3180 colorRun.characterRun.characterIndex = cursorIndex;
3181 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3184 if( addFontNameRun ||
3190 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3191 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3193 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3195 if( addFontNameRun )
3197 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3198 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3199 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3200 fontDescriptionRun.familyDefined = true;
3202 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3205 if( addFontWeightRun )
3207 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3208 fontDescriptionRun.weightDefined = true;
3211 if( addFontWidthRun )
3213 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3214 fontDescriptionRun.widthDefined = true;
3217 if( addFontSlantRun )
3219 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3220 fontDescriptionRun.slantDefined = true;
3223 if( addFontSizeRun )
3225 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3226 fontDescriptionRun.sizeDefined = true;
3229 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3230 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3233 // Insert at current cursor position.
3234 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3236 if( cursorIndex < numberOfCharactersInModel )
3238 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3242 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3245 // Mark the first paragraph to be updated.
3246 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3248 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3249 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3250 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3251 mImpl->mTextUpdateInfo.mClearAll = true;
3255 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3256 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3259 // Update the cursor index.
3260 cursorIndex += maxSizeOfNewText;
3262 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 );
3265 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3266 mImpl->IsPlaceholderAvailable() )
3268 // Show place-holder if empty after removing the pre-edit text
3269 ShowPlaceholderText();
3270 mImpl->mEventData->mUpdateCursorPosition = true;
3271 mImpl->ClearPreEditFlag();
3273 else if( removedPrevious ||
3275 ( 0 != utf32Characters.Count() ) )
3277 // Queue an inserted event
3278 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3280 mImpl->mEventData->mUpdateCursorPosition = true;
3281 if( removedSelected )
3283 mImpl->mEventData->mScrollAfterDelete = true;
3287 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3291 if( maxLengthReached )
3293 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3295 mImpl->ResetImfManager();
3297 if( NULL != mImpl->mEditableControlInterface )
3299 // Do this last since it provides callbacks into application code
3300 mImpl->mEditableControlInterface->MaxLengthReached();
3305 void Controller::PasteText( const std::string& stringToPaste )
3307 InsertText( stringToPaste, Text::Controller::COMMIT );
3308 mImpl->ChangeState( EventData::EDITING );
3309 mImpl->RequestRelayout();
3311 if( NULL != mImpl->mEditableControlInterface )
3313 // Do this last since it provides callbacks into application code
3314 mImpl->mEditableControlInterface->TextChanged();
3318 bool Controller::RemoveText( int cursorOffset,
3319 int numberOfCharacters,
3320 UpdateInputStyleType type )
3322 bool removed = false;
3324 if( NULL == mImpl->mEventData )
3329 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3330 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3332 if( !mImpl->IsShowingPlaceholderText() )
3334 // Delete at current cursor position
3335 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3336 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3338 CharacterIndex cursorIndex = 0;
3340 // Validate the cursor position & number of characters
3341 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3343 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3346 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3348 numberOfCharacters = currentText.Count() - cursorIndex;
3351 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.
3352 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3354 // Mark the paragraphs to be updated.
3355 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3357 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3358 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3359 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3360 mImpl->mTextUpdateInfo.mClearAll = true;
3364 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3365 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3368 // Update the input style and remove the text's style before removing the text.
3370 if( UPDATE_INPUT_STYLE == type )
3372 // Keep a copy of the current input style.
3373 InputStyle currentInputStyle;
3374 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3376 // Set first the default input style.
3377 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3379 // Update the input style.
3380 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3382 // Compare if the input style has changed.
3383 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3385 if( hasInputStyleChanged )
3387 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3388 // Queue the input style changed signal.
3389 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3393 // Updates the text style runs by removing characters. Runs with no characters are removed.
3394 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3396 // Remove the characters.
3397 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3398 Vector<Character>::Iterator last = first + numberOfCharacters;
3400 currentText.Erase( first, last );
3402 // Cursor position retreat
3403 oldCursorIndex = cursorIndex;
3405 mImpl->mEventData->mScrollAfterDelete = true;
3407 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3415 bool Controller::RemoveSelectedText()
3417 bool textRemoved( false );
3419 if( EventData::SELECTING == mImpl->mEventData->mState )
3421 std::string removedString;
3422 mImpl->RetrieveSelection( removedString, true );
3424 if( !removedString.empty() )
3427 mImpl->ChangeState( EventData::EDITING );
3434 // private : Relayout.
3436 bool Controller::DoRelayout( const Size& size,
3437 OperationsMask operationsRequired,
3440 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3441 bool viewUpdated( false );
3443 // Calculate the operations to be done.
3444 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3446 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3447 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3449 // Get the current layout size.
3450 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3452 if( NO_OPERATION != ( LAYOUT & operations ) )
3454 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3456 // Some vectors with data needed to layout and reorder may be void
3457 // after the first time the text has been laid out.
3458 // Fill the vectors again.
3460 // Calculate the number of glyphs to layout.
3461 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3462 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3463 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3464 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3466 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3467 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3469 // Make sure the index is not out of bound
3470 if ( charactersToGlyph.Count() != glyphsPerCharacter.Count() ||
3471 requestedNumberOfCharacters > charactersToGlyph.Count() ||
3472 ( lastIndex >= charactersToGlyph.Count() && charactersToGlyph.Count() > 0u ) )
3474 std::string currentText;
3475 GetText( currentText );
3477 DALI_LOG_ERROR( "Controller::DoRelayout: Attempting to access invalid buffer\n" );
3478 DALI_LOG_ERROR( "Current text is: %s\n", currentText.c_str() );
3479 DALI_LOG_ERROR( "startIndex: %u, lastIndex: %u, requestedNumberOfCharacters: %u, charactersToGlyph.Count = %lu, glyphsPerCharacter.Count = %lu\n", startIndex, lastIndex, requestedNumberOfCharacters, charactersToGlyph.Count(), glyphsPerCharacter.Count());
3484 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3485 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3487 if( 0u == totalNumberOfGlyphs )
3489 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3491 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3494 // Nothing else to do if there is no glyphs.
3495 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3499 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3500 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3501 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3502 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3503 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3504 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3505 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3506 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3508 // Set the layout parameters.
3509 const Vector2 sizeOffset = Vector2(outlineWidth * 2.0f, outlineWidth * 2.0f); // The outline should be fit into the bounding box
3510 Layout::Parameters layoutParameters( size - sizeOffset,
3512 lineBreakInfo.Begin(),
3513 wordBreakInfo.Begin(),
3514 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3516 glyphsToCharactersMap.Begin(),
3517 charactersPerGlyph.Begin(),
3518 charactersToGlyphBuffer,
3519 glyphsPerCharacterBuffer,
3520 totalNumberOfGlyphs,
3521 mImpl->mModel->mHorizontalAlignment,
3522 mImpl->mModel->mLineWrapMode,
3525 // Resize the vector of positions to have the same size than the vector of glyphs.
3526 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3527 glyphPositions.Resize( totalNumberOfGlyphs );
3529 // Whether the last character is a new paragraph character.
3530 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3531 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3533 // The initial glyph and the number of glyphs to layout.
3534 layoutParameters.startGlyphIndex = startGlyphIndex;
3535 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3536 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3537 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3539 // Update the ellipsis
3540 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3542 if( NULL != mImpl->mEventData )
3544 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3546 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3548 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3550 // Disable ellipsis when editing
3551 elideTextEnabled = false;
3554 // Reset the scroll position in inactive state
3555 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3557 ResetScrollPosition();
3561 // Update the visual model.
3563 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3565 mImpl->mModel->mVisualModel->mLines,
3569 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3573 layoutSize = newLayoutSize;
3575 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3577 mImpl->mIsTextDirectionRTL = false;
3580 // Reorder the lines
3581 if( NO_OPERATION != ( REORDER & operations ) )
3583 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3584 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3586 // Check first if there are paragraphs with bidirectional info.
3587 if( 0u != bidirectionalInfo.Count() )
3590 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3592 // Reorder the lines.
3593 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3594 ReorderLines( bidirectionalInfo,
3596 requestedNumberOfCharacters,
3597 mImpl->mModel->mVisualModel->mLines,
3598 bidirectionalLineInfo );
3600 // Set the bidirectional info per line into the layout parameters.
3601 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3602 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3604 // Re-layout the text. Reorder those lines with right to left characters.
3605 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3607 requestedNumberOfCharacters,
3610 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3612 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3615 mImpl->mIsTextDirectionRTL = firstline->direction;
3621 // Sets the layout size.
3622 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3624 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3629 if( NO_OPERATION != ( ALIGN & operations ) )
3631 // The laid-out lines.
3632 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3634 // Need to align with the control's size as the text may contain lines
3635 // starting either with left to right text or right to left.
3636 mImpl->mLayoutEngine.Align( size,
3638 requestedNumberOfCharacters,
3639 mImpl->mModel->mHorizontalAlignment,
3641 mImpl->mModel->mAlignmentOffset );
3645 #if defined(DEBUG_ENABLED)
3646 std::string currentText;
3647 GetText( currentText );
3648 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3650 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3654 void Controller::CalculateVerticalOffset( const Size& controlSize )
3656 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3658 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3660 // Get the line height of the default font.
3661 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3664 switch( mImpl->mModel->mVerticalAlignment )
3666 case VerticalAlignment::TOP:
3668 mImpl->mModel->mScrollPosition.y = 0.f;
3671 case VerticalAlignment::CENTER:
3673 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3676 case VerticalAlignment::BOTTOM:
3678 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3684 // private : Events.
3686 void Controller::ProcessModifyEvents()
3688 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3690 if( 0u == events.Count() )
3696 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3697 endIt = events.End();
3701 const ModifyEvent& event = *it;
3703 if( ModifyEvent::TEXT_REPLACED == event.type )
3705 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3706 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3708 TextReplacedEvent();
3710 else if( ModifyEvent::TEXT_INSERTED == event.type )
3712 TextInsertedEvent();
3714 else if( ModifyEvent::TEXT_DELETED == event.type )
3716 // Placeholder-text cannot be deleted
3717 if( !mImpl->IsShowingPlaceholderText() )
3724 if( NULL != mImpl->mEventData )
3726 // When the text is being modified, delay cursor blinking
3727 mImpl->mEventData->mDecorator->DelayCursorBlink();
3729 // Update selection position after modifying the text
3730 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3731 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3734 // Discard temporary text
3738 void Controller::TextReplacedEvent()
3740 // The natural size needs to be re-calculated.
3741 mImpl->mRecalculateNaturalSize = true;
3743 // The text direction needs to be updated.
3744 mImpl->mUpdateTextDirection = true;
3746 // Apply modifications to the model
3747 mImpl->mOperationsPending = ALL_OPERATIONS;
3750 void Controller::TextInsertedEvent()
3752 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3754 if( NULL == mImpl->mEventData )
3759 mImpl->mEventData->mCheckScrollAmount = true;
3761 // The natural size needs to be re-calculated.
3762 mImpl->mRecalculateNaturalSize = true;
3764 // The text direction needs to be updated.
3765 mImpl->mUpdateTextDirection = true;
3767 // Apply modifications to the model; TODO - Optimize this
3768 mImpl->mOperationsPending = ALL_OPERATIONS;
3771 void Controller::TextDeletedEvent()
3773 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3775 if( NULL == mImpl->mEventData )
3780 mImpl->mEventData->mCheckScrollAmount = true;
3782 // The natural size needs to be re-calculated.
3783 mImpl->mRecalculateNaturalSize = true;
3785 // The text direction needs to be updated.
3786 mImpl->mUpdateTextDirection = true;
3788 // Apply modifications to the model; TODO - Optimize this
3789 mImpl->mOperationsPending = ALL_OPERATIONS;
3792 void Controller::SelectEvent( float x, float y, bool selectAll )
3794 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3796 if( NULL != mImpl->mEventData )
3800 Event event( Event::SELECT_ALL );
3801 mImpl->mEventData->mEventQueue.push_back( event );
3805 Event event( Event::SELECT );
3806 event.p2.mFloat = x;
3807 event.p3.mFloat = y;
3808 mImpl->mEventData->mEventQueue.push_back( event );
3811 mImpl->mEventData->mCheckScrollAmount = true;
3812 mImpl->mEventData->mIsLeftHandleSelected = true;
3813 mImpl->mEventData->mIsRightHandleSelected = true;
3814 mImpl->RequestRelayout();
3818 bool Controller::DeleteEvent( int keyCode )
3820 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3822 bool removed = false;
3824 if( NULL == mImpl->mEventData )
3829 // IMF manager is no longer handling key-events
3830 mImpl->ClearPreEditFlag();
3832 if( EventData::SELECTING == mImpl->mEventData->mState )
3834 removed = RemoveSelectedText();
3836 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3838 // Remove the character before the current cursor position
3839 removed = RemoveText( -1,
3841 UPDATE_INPUT_STYLE );
3843 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3845 // Remove the character after the current cursor position
3846 removed = RemoveText( 0,
3848 UPDATE_INPUT_STYLE );
3853 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3854 !mImpl->IsPlaceholderAvailable() )
3856 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3860 ShowPlaceholderText();
3862 mImpl->mEventData->mUpdateCursorPosition = true;
3863 mImpl->mEventData->mScrollAfterDelete = true;
3869 // private : Helpers.
3871 void Controller::ResetText()
3874 mImpl->mModel->mLogicalModel->mText.Clear();
3876 // We have cleared everything including the placeholder-text
3877 mImpl->PlaceholderCleared();
3879 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3880 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3881 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3883 // Clear any previous text.
3884 mImpl->mTextUpdateInfo.mClearAll = true;
3886 // The natural size needs to be re-calculated.
3887 mImpl->mRecalculateNaturalSize = true;
3889 // The text direction needs to be updated.
3890 mImpl->mUpdateTextDirection = true;
3892 // Apply modifications to the model
3893 mImpl->mOperationsPending = ALL_OPERATIONS;
3896 void Controller::ShowPlaceholderText()
3898 if( mImpl->IsPlaceholderAvailable() )
3900 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3902 if( NULL == mImpl->mEventData )
3907 mImpl->mEventData->mIsShowingPlaceholderText = true;
3909 // Disable handles when showing place-holder text
3910 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3911 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3912 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3914 const char* text( NULL );
3917 // TODO - Switch Placeholder text when changing state
3918 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3919 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3921 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3922 size = mImpl->mEventData->mPlaceholderTextActive.size();
3926 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3927 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3930 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3931 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3933 // Reset model for showing placeholder.
3934 mImpl->mModel->mLogicalModel->mText.Clear();
3935 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3937 // Convert text into UTF-32
3938 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3939 utf32Characters.Resize( size );
3941 // This is a bit horrible but std::string returns a (signed) char*
3942 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3944 // Transform a text array encoded in utf8 into an array encoded in utf32.
3945 // It returns the actual number of characters.
3946 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3947 utf32Characters.Resize( characterCount );
3949 // The characters to be added.
3950 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3952 // Reset the cursor position
3953 mImpl->mEventData->mPrimaryCursorPosition = 0;
3955 // The natural size needs to be re-calculated.
3956 mImpl->mRecalculateNaturalSize = true;
3958 // The text direction needs to be updated.
3959 mImpl->mUpdateTextDirection = true;
3961 // Apply modifications to the model
3962 mImpl->mOperationsPending = ALL_OPERATIONS;
3964 // Update the rest of the model during size negotiation
3965 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3969 void Controller::ClearFontData()
3971 if( mImpl->mFontDefaults )
3973 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3976 // Set flags to update the model.
3977 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3978 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3979 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3981 mImpl->mTextUpdateInfo.mClearAll = true;
3982 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3983 mImpl->mRecalculateNaturalSize = true;
3985 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3991 UPDATE_LAYOUT_SIZE |
3996 void Controller::ClearStyleData()
3998 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3999 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
4002 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
4004 // Reset the cursor position
4005 if( NULL != mImpl->mEventData )
4007 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
4009 // Update the cursor if it's in editing mode.
4010 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
4012 mImpl->mEventData->mUpdateCursorPosition = true;
4017 void Controller::ResetScrollPosition()
4019 if( NULL != mImpl->mEventData )
4021 // Reset the scroll position.
4022 mImpl->mModel->mScrollPosition = Vector2::ZERO;
4023 mImpl->mEventData->mScrollAfterUpdatePosition = true;
4027 void Controller::SetControlInterface( ControlInterface* controlInterface )
4029 mImpl->mControlInterface = controlInterface;
4032 bool Controller::ShouldClearFocusOnEscape() const
4034 return mImpl->mShouldClearFocusOnEscape;
4037 // private : Private contructors & copy operator.
4039 Controller::Controller()
4042 mImpl = new Controller::Impl( NULL, NULL );
4045 Controller::Controller( ControlInterface* controlInterface )
4047 mImpl = new Controller::Impl( controlInterface, NULL );
4050 Controller::Controller( ControlInterface* controlInterface,
4051 EditableControlInterface* editableControlInterface )
4053 mImpl = new Controller::Impl( controlInterface,
4054 editableControlInterface );
4057 // The copy constructor and operator are left unimplemented.
4059 // protected : Destructor.
4061 Controller::~Controller()
4068 } // namespace Toolkit