2 * Copyright (c) 2019 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
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, InputMethodContext& inputMethodContext )
145 delete mImpl->mEventData;
146 mImpl->mEventData = NULL;
148 // Nothing else to do.
152 if( NULL == mImpl->mEventData )
154 mImpl->mEventData = new EventData( decorator, inputMethodContext );
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 if( enable != mImpl->mMarkupProcessorEnabled )
173 //If Text was already set, call the SetText again for enabling or disabling markup
174 mImpl->mMarkupProcessorEnabled = enable;
181 bool Controller::IsMarkupProcessorEnabled() const
183 return mImpl->mMarkupProcessorEnabled;
186 void Controller::SetAutoScrollEnabled( bool enable )
188 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 );
190 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
194 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
195 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
205 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
206 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
213 mImpl->mIsAutoScrollEnabled = enable;
214 mImpl->RequestRelayout();
218 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
219 mImpl->mIsAutoScrollEnabled = false;
223 bool Controller::IsAutoScrollEnabled() const
225 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
227 return mImpl->mIsAutoScrollEnabled;
230 CharacterDirection Controller::GetAutoScrollDirection() const
232 return mImpl->mIsTextDirectionRTL;
235 float Controller::GetAutoScrollLineAlignment() const
239 if( mImpl->mModel->mVisualModel &&
240 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
242 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
248 void Controller::SetHorizontalScrollEnabled( bool enable )
250 if( ( NULL != mImpl->mEventData ) &&
251 mImpl->mEventData->mDecorator )
253 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
256 bool Controller::IsHorizontalScrollEnabled() const
258 if( ( NULL != mImpl->mEventData ) &&
259 mImpl->mEventData->mDecorator )
261 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
267 void Controller::SetVerticalScrollEnabled( bool enable )
269 if( ( NULL != mImpl->mEventData ) &&
270 mImpl->mEventData->mDecorator )
272 if( mImpl->mEventData->mDecorator )
274 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
279 bool Controller::IsVerticalScrollEnabled() const
281 if( ( NULL != mImpl->mEventData ) &&
282 mImpl->mEventData->mDecorator )
284 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
290 void Controller::SetSmoothHandlePanEnabled( bool enable )
292 if( ( NULL != mImpl->mEventData ) &&
293 mImpl->mEventData->mDecorator )
295 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
299 bool Controller::IsSmoothHandlePanEnabled() const
301 if( ( NULL != mImpl->mEventData ) &&
302 mImpl->mEventData->mDecorator )
304 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
310 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
312 mImpl->mMaximumNumberOfCharacters = maxCharacters;
315 int Controller::GetMaximumNumberOfCharacters()
317 return mImpl->mMaximumNumberOfCharacters;
320 void Controller::SetEnableCursorBlink( bool enable )
322 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
324 if( NULL != mImpl->mEventData )
326 mImpl->mEventData->mCursorBlinkEnabled = enable;
329 mImpl->mEventData->mDecorator )
331 mImpl->mEventData->mDecorator->StopCursorBlink();
336 bool Controller::GetEnableCursorBlink() const
338 if( NULL != mImpl->mEventData )
340 return mImpl->mEventData->mCursorBlinkEnabled;
346 void Controller::SetMultiLineEnabled( bool enable )
348 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
350 if( layout != mImpl->mLayoutEngine.GetLayout() )
352 // Set the layout type.
353 mImpl->mLayoutEngine.SetLayout( layout );
355 // Set the flags to redo the layout operations
356 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
361 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
362 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
364 // Need to recalculate natural size
365 mImpl->mRecalculateNaturalSize = true;
367 mImpl->RequestRelayout();
371 bool Controller::IsMultiLineEnabled() const
373 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
376 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
378 if( alignment != mImpl->mModel->mHorizontalAlignment )
380 // Set the alignment.
381 mImpl->mModel->mHorizontalAlignment = alignment;
383 // Set the flag to redo the alignment operation.
384 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
386 mImpl->RequestRelayout();
390 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
392 return mImpl->mModel->mHorizontalAlignment;
395 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
397 if( alignment != mImpl->mModel->mVerticalAlignment )
399 // Set the alignment.
400 mImpl->mModel->mVerticalAlignment = alignment;
402 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
404 mImpl->RequestRelayout();
408 VerticalAlignment::Type Controller::GetVerticalAlignment() const
410 return mImpl->mModel->mVerticalAlignment;
413 bool Controller::IsIgnoreSpacesAfterText() const
415 return mImpl->mModel->mIgnoreSpacesAfterText;
418 void Controller::SetIgnoreSpacesAfterText( bool ignore )
420 mImpl->mModel->mIgnoreSpacesAfterText = ignore;
423 bool Controller::IsMatchSystemLanguageDirection() const
425 return mImpl->mModel->mMatchSystemLanguageDirection;
428 void Controller::SetMatchSystemLanguageDirection( bool match )
430 mImpl->mModel->mMatchSystemLanguageDirection = match;
433 void Controller::SetLayoutDirection( Dali::LayoutDirection::Type layoutDirection )
435 mImpl->mLayoutDirection = layoutDirection;
439 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
441 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
443 // Set the text wrap mode.
444 mImpl->mModel->mLineWrapMode = lineWrapMode;
447 // Update Text layout for applying wrap mode
448 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
453 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
454 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
455 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
458 mImpl->RequestRelayout();
462 Text::LineWrap::Mode Controller::GetLineWrapMode() const
464 return mImpl->mModel->mLineWrapMode;
467 void Controller::SetTextElideEnabled( bool enabled )
469 mImpl->mModel->mElideEnabled = enabled;
472 bool Controller::IsTextElideEnabled() const
474 return mImpl->mModel->mElideEnabled;
477 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
479 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
480 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
482 // Update placeholder if there is no text
483 if( mImpl->IsShowingPlaceholderText() ||
484 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
486 ShowPlaceholderText();
490 bool Controller::IsPlaceholderTextElideEnabled() const
492 return mImpl->mEventData->mIsPlaceholderElideEnabled;
495 void Controller::SetSelectionEnabled( bool enabled )
497 mImpl->mEventData->mSelectionEnabled = enabled;
500 bool Controller::IsSelectionEnabled() const
502 return mImpl->mEventData->mSelectionEnabled;
505 void Controller::SetShiftSelectionEnabled( bool enabled )
507 mImpl->mEventData->mShiftSelectionFlag = enabled;
510 bool Controller::IsShiftSelectionEnabled() const
512 return mImpl->mEventData->mShiftSelectionFlag;
515 void Controller::SetGrabHandleEnabled( bool enabled )
517 mImpl->mEventData->mGrabHandleEnabled = enabled;
520 bool Controller::IsGrabHandleEnabled() const
522 return mImpl->mEventData->mGrabHandleEnabled;
527 void Controller::SetText( const std::string& text )
529 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
531 // Reset keyboard as text changed
532 mImpl->ResetInputMethodContext();
534 // Remove the previously set text and style.
540 CharacterIndex lastCursorIndex = 0u;
542 if( NULL != mImpl->mEventData )
544 // If popup shown then hide it by switching to Editing state
545 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
546 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
547 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
548 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
550 mImpl->ChangeState( EventData::EDITING );
556 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
558 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
559 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
561 Length textSize = 0u;
562 const uint8_t* utf8 = NULL;
563 if( mImpl->mMarkupProcessorEnabled )
565 ProcessMarkupString( text, markupProcessData );
566 textSize = markupProcessData.markupProcessedText.size();
568 // This is a bit horrible but std::string returns a (signed) char*
569 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
573 textSize = text.size();
575 // This is a bit horrible but std::string returns a (signed) char*
576 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
579 // Convert text into UTF-32
580 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
581 utf32Characters.Resize( textSize );
583 // Transform a text array encoded in utf8 into an array encoded in utf32.
584 // It returns the actual number of characters.
585 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
586 utf32Characters.Resize( characterCount );
588 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
589 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
591 // The characters to be added.
592 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
594 // To reset the cursor position
595 lastCursorIndex = characterCount;
597 // Update the rest of the model during size negotiation
598 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
600 // The natural size needs to be re-calculated.
601 mImpl->mRecalculateNaturalSize = true;
603 // The text direction needs to be updated.
604 mImpl->mUpdateTextDirection = true;
606 // Apply modifications to the model
607 mImpl->mOperationsPending = ALL_OPERATIONS;
611 ShowPlaceholderText();
614 // Resets the cursor position.
615 ResetCursorPosition( lastCursorIndex );
617 // Scrolls the text to make the cursor visible.
618 ResetScrollPosition();
620 mImpl->RequestRelayout();
622 if( NULL != mImpl->mEventData )
624 // Cancel previously queued events
625 mImpl->mEventData->mEventQueue.clear();
628 // Do this last since it provides callbacks into application code.
629 if( NULL != mImpl->mEditableControlInterface )
631 mImpl->mEditableControlInterface->TextChanged();
635 void Controller::GetText( std::string& text ) const
637 if( !mImpl->IsShowingPlaceholderText() )
639 // Retrieves the text string.
640 mImpl->GetText( 0u, text );
644 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
648 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
650 if( NULL != mImpl->mEventData )
652 if( PLACEHOLDER_TYPE_INACTIVE == type )
654 mImpl->mEventData->mPlaceholderTextInactive = text;
658 mImpl->mEventData->mPlaceholderTextActive = text;
661 // Update placeholder if there is no text
662 if( mImpl->IsShowingPlaceholderText() ||
663 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
665 ShowPlaceholderText();
670 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
672 if( NULL != mImpl->mEventData )
674 if( PLACEHOLDER_TYPE_INACTIVE == type )
676 text = mImpl->mEventData->mPlaceholderTextInactive;
680 text = mImpl->mEventData->mPlaceholderTextActive;
685 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
687 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
689 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
691 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
692 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
696 mImpl->RequestRelayout();
700 // public : Default style & Input style
702 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
704 if( NULL == mImpl->mFontDefaults )
706 mImpl->mFontDefaults = new FontDefaults();
709 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
710 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
711 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
713 // Clear the font-specific data
716 mImpl->RequestRelayout();
719 const std::string& Controller::GetDefaultFontFamily() const
721 if( NULL != mImpl->mFontDefaults )
723 return mImpl->mFontDefaults->mFontDescription.family;
729 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
731 if( NULL != mImpl->mEventData )
733 if( NULL == mImpl->mEventData->mPlaceholderFont )
735 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
738 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
739 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
740 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
742 mImpl->RequestRelayout();
746 const std::string& Controller::GetPlaceholderFontFamily() const
748 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
750 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
756 void Controller::SetDefaultFontWeight( FontWeight weight )
758 if( NULL == mImpl->mFontDefaults )
760 mImpl->mFontDefaults = new FontDefaults();
763 mImpl->mFontDefaults->mFontDescription.weight = weight;
764 mImpl->mFontDefaults->weightDefined = true;
766 // Clear the font-specific data
769 mImpl->RequestRelayout();
772 bool Controller::IsDefaultFontWeightDefined() const
774 if( NULL != mImpl->mFontDefaults )
776 return mImpl->mFontDefaults->weightDefined;
782 FontWeight Controller::GetDefaultFontWeight() const
784 if( NULL != mImpl->mFontDefaults )
786 return mImpl->mFontDefaults->mFontDescription.weight;
789 return TextAbstraction::FontWeight::NORMAL;
792 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
794 if( NULL != mImpl->mEventData )
796 if( NULL == mImpl->mEventData->mPlaceholderFont )
798 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
801 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
802 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
804 mImpl->RequestRelayout();
808 bool Controller::IsPlaceholderTextFontWeightDefined() const
810 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
812 return mImpl->mEventData->mPlaceholderFont->weightDefined;
817 FontWeight Controller::GetPlaceholderTextFontWeight() const
819 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
821 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
824 return TextAbstraction::FontWeight::NORMAL;
827 void Controller::SetDefaultFontWidth( FontWidth width )
829 if( NULL == mImpl->mFontDefaults )
831 mImpl->mFontDefaults = new FontDefaults();
834 mImpl->mFontDefaults->mFontDescription.width = width;
835 mImpl->mFontDefaults->widthDefined = true;
837 // Clear the font-specific data
840 mImpl->RequestRelayout();
843 bool Controller::IsDefaultFontWidthDefined() const
845 if( NULL != mImpl->mFontDefaults )
847 return mImpl->mFontDefaults->widthDefined;
853 FontWidth Controller::GetDefaultFontWidth() const
855 if( NULL != mImpl->mFontDefaults )
857 return mImpl->mFontDefaults->mFontDescription.width;
860 return TextAbstraction::FontWidth::NORMAL;
863 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
865 if( NULL != mImpl->mEventData )
867 if( NULL == mImpl->mEventData->mPlaceholderFont )
869 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
872 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
873 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
875 mImpl->RequestRelayout();
879 bool Controller::IsPlaceholderTextFontWidthDefined() const
881 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
883 return mImpl->mEventData->mPlaceholderFont->widthDefined;
888 FontWidth Controller::GetPlaceholderTextFontWidth() const
890 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
892 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
895 return TextAbstraction::FontWidth::NORMAL;
898 void Controller::SetDefaultFontSlant( FontSlant slant )
900 if( NULL == mImpl->mFontDefaults )
902 mImpl->mFontDefaults = new FontDefaults();
905 mImpl->mFontDefaults->mFontDescription.slant = slant;
906 mImpl->mFontDefaults->slantDefined = true;
908 // Clear the font-specific data
911 mImpl->RequestRelayout();
914 bool Controller::IsDefaultFontSlantDefined() const
916 if( NULL != mImpl->mFontDefaults )
918 return mImpl->mFontDefaults->slantDefined;
923 FontSlant Controller::GetDefaultFontSlant() const
925 if( NULL != mImpl->mFontDefaults )
927 return mImpl->mFontDefaults->mFontDescription.slant;
930 return TextAbstraction::FontSlant::NORMAL;
933 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
935 if( NULL != mImpl->mEventData )
937 if( NULL == mImpl->mEventData->mPlaceholderFont )
939 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
942 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
943 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
945 mImpl->RequestRelayout();
949 bool Controller::IsPlaceholderTextFontSlantDefined() const
951 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
953 return mImpl->mEventData->mPlaceholderFont->slantDefined;
958 FontSlant Controller::GetPlaceholderTextFontSlant() const
960 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
962 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
965 return TextAbstraction::FontSlant::NORMAL;
968 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
970 if( NULL == mImpl->mFontDefaults )
972 mImpl->mFontDefaults = new FontDefaults();
979 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
980 mImpl->mFontDefaults->sizeDefined = true;
985 // Point size = Pixel size * 72.f / DPI
986 unsigned int horizontalDpi = 0u;
987 unsigned int verticalDpi = 0u;
988 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
989 fontClient.GetDpi( horizontalDpi, verticalDpi );
991 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
992 mImpl->mFontDefaults->sizeDefined = true;
997 // Clear the font-specific data
1000 mImpl->RequestRelayout();
1003 float Controller::GetDefaultFontSize( FontSizeType type ) const
1006 if( NULL != mImpl->mFontDefaults )
1012 value = mImpl->mFontDefaults->mDefaultPointSize;
1017 // Pixel size = Point size * DPI / 72.f
1018 unsigned int horizontalDpi = 0u;
1019 unsigned int verticalDpi = 0u;
1020 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1021 fontClient.GetDpi( horizontalDpi, verticalDpi );
1023 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1033 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
1035 if( NULL != mImpl->mEventData )
1037 if( NULL == mImpl->mEventData->mPlaceholderFont )
1039 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1046 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1047 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1048 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1053 // Point size = Pixel size * 72.f / DPI
1054 unsigned int horizontalDpi = 0u;
1055 unsigned int verticalDpi = 0u;
1056 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1057 fontClient.GetDpi( horizontalDpi, verticalDpi );
1059 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1060 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1061 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1066 mImpl->RequestRelayout();
1070 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1073 if( NULL != mImpl->mEventData )
1079 if( NULL != mImpl->mEventData->mPlaceholderFont )
1081 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1085 // If the placeholder text font size is not set, then return the default font size.
1086 value = GetDefaultFontSize( POINT_SIZE );
1092 if( NULL != mImpl->mEventData->mPlaceholderFont )
1094 // Pixel size = Point size * DPI / 72.f
1095 unsigned int horizontalDpi = 0u;
1096 unsigned int verticalDpi = 0u;
1097 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1098 fontClient.GetDpi( horizontalDpi, verticalDpi );
1100 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1104 // If the placeholder text font size is not set, then return the default font size.
1105 value = GetDefaultFontSize( PIXEL_SIZE );
1116 void Controller::SetDefaultColor( const Vector4& color )
1118 mImpl->mTextColor = color;
1120 if( !mImpl->IsShowingPlaceholderText() )
1122 mImpl->mModel->mVisualModel->SetTextColor( color );
1124 mImpl->RequestRelayout();
1128 const Vector4& Controller::GetDefaultColor() const
1130 return mImpl->mTextColor;
1133 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1135 if( NULL != mImpl->mEventData )
1137 mImpl->mEventData->mPlaceholderTextColor = textColor;
1140 if( mImpl->IsShowingPlaceholderText() )
1142 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1143 mImpl->RequestRelayout();
1147 const Vector4& Controller::GetPlaceholderTextColor() const
1149 if( NULL != mImpl->mEventData )
1151 return mImpl->mEventData->mPlaceholderTextColor;
1154 return Color::BLACK;
1157 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1159 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1161 mImpl->RequestRelayout();
1164 const Vector2& Controller::GetShadowOffset() const
1166 return mImpl->mModel->mVisualModel->GetShadowOffset();
1169 void Controller::SetShadowColor( const Vector4& shadowColor )
1171 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1173 mImpl->RequestRelayout();
1176 const Vector4& Controller::GetShadowColor() const
1178 return mImpl->mModel->mVisualModel->GetShadowColor();
1181 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1183 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1185 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1187 mImpl->RequestRelayout();
1191 const float& Controller::GetShadowBlurRadius() const
1193 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1196 void Controller::SetUnderlineColor( const Vector4& color )
1198 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1200 mImpl->RequestRelayout();
1203 const Vector4& Controller::GetUnderlineColor() const
1205 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1208 void Controller::SetUnderlineEnabled( bool enabled )
1210 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1212 mImpl->RequestRelayout();
1215 bool Controller::IsUnderlineEnabled() const
1217 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1220 void Controller::SetUnderlineHeight( float height )
1222 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1224 mImpl->RequestRelayout();
1227 float Controller::GetUnderlineHeight() const
1229 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1232 void Controller::SetOutlineColor( const Vector4& color )
1234 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1236 mImpl->RequestRelayout();
1239 const Vector4& Controller::GetOutlineColor() const
1241 return mImpl->mModel->mVisualModel->GetOutlineColor();
1244 void Controller::SetOutlineWidth( unsigned int width )
1246 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1248 mImpl->RequestRelayout();
1251 unsigned int Controller::GetOutlineWidth() const
1253 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1256 void Controller::SetBackgroundColor( const Vector4& color )
1258 mImpl->mModel->mVisualModel->SetBackgroundColor( color );
1260 mImpl->RequestRelayout();
1263 const Vector4& Controller::GetBackgroundColor() const
1265 return mImpl->mModel->mVisualModel->GetBackgroundColor();
1268 void Controller::SetBackgroundEnabled( bool enabled )
1270 mImpl->mModel->mVisualModel->SetBackgroundEnabled( enabled );
1272 mImpl->RequestRelayout();
1275 bool Controller::IsBackgroundEnabled() const
1277 return mImpl->mModel->mVisualModel->IsBackgroundEnabled();
1280 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1282 if( NULL == mImpl->mEmbossDefaults )
1284 mImpl->mEmbossDefaults = new EmbossDefaults();
1287 mImpl->mEmbossDefaults->properties = embossProperties;
1290 const std::string& Controller::GetDefaultEmbossProperties() const
1292 if( NULL != mImpl->mEmbossDefaults )
1294 return mImpl->mEmbossDefaults->properties;
1297 return EMPTY_STRING;
1300 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1302 if( NULL == mImpl->mOutlineDefaults )
1304 mImpl->mOutlineDefaults = new OutlineDefaults();
1307 mImpl->mOutlineDefaults->properties = outlineProperties;
1310 const std::string& Controller::GetDefaultOutlineProperties() const
1312 if( NULL != mImpl->mOutlineDefaults )
1314 return mImpl->mOutlineDefaults->properties;
1317 return EMPTY_STRING;
1320 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1322 if( std::abs(lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000 )
1324 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1325 mImpl->mRecalculateNaturalSize = true;
1331 float Controller::GetDefaultLineSpacing() const
1333 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1336 void Controller::SetInputColor( const Vector4& color )
1338 if( NULL != mImpl->mEventData )
1340 mImpl->mEventData->mInputStyle.textColor = color;
1341 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1343 if( EventData::SELECTING == mImpl->mEventData->mState )
1345 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1347 // Get start and end position of selection
1348 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1349 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1351 // Add the color run.
1352 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1353 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1355 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1356 colorRun.color = color;
1357 colorRun.characterRun.characterIndex = startOfSelectedText;
1358 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1360 // Request to relayout.
1361 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1362 mImpl->RequestRelayout();
1364 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1365 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1366 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1371 const Vector4& Controller::GetInputColor() const
1373 if( NULL != mImpl->mEventData )
1375 return mImpl->mEventData->mInputStyle.textColor;
1378 // Return the default text's color if there is no EventData.
1379 return mImpl->mTextColor;
1383 void Controller::SetInputFontFamily( const std::string& fontFamily )
1385 if( NULL != mImpl->mEventData )
1387 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1388 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1390 if( EventData::SELECTING == mImpl->mEventData->mState )
1392 CharacterIndex startOfSelectedText = 0u;
1393 Length lengthOfSelectedText = 0u;
1394 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1395 mImpl->mModel->mLogicalModel,
1396 startOfSelectedText,
1397 lengthOfSelectedText );
1399 fontDescriptionRun.familyLength = fontFamily.size();
1400 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1401 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1402 fontDescriptionRun.familyDefined = true;
1404 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1406 // Request to relayout.
1407 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1412 UPDATE_LAYOUT_SIZE |
1415 mImpl->mRecalculateNaturalSize = true;
1416 mImpl->RequestRelayout();
1418 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1419 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1420 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1422 // As the font changes, recalculate the handle positions is needed.
1423 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1424 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1425 mImpl->mEventData->mUpdateHighlightBox = true;
1426 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1431 const std::string& Controller::GetInputFontFamily() const
1433 if( NULL != mImpl->mEventData )
1435 return mImpl->mEventData->mInputStyle.familyName;
1438 // Return the default font's family if there is no EventData.
1439 return GetDefaultFontFamily();
1442 void Controller::SetInputFontWeight( FontWeight weight )
1444 if( NULL != mImpl->mEventData )
1446 mImpl->mEventData->mInputStyle.weight = weight;
1447 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1449 if( EventData::SELECTING == mImpl->mEventData->mState )
1451 CharacterIndex startOfSelectedText = 0u;
1452 Length lengthOfSelectedText = 0u;
1453 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1454 mImpl->mModel->mLogicalModel,
1455 startOfSelectedText,
1456 lengthOfSelectedText );
1458 fontDescriptionRun.weight = weight;
1459 fontDescriptionRun.weightDefined = true;
1461 // Request to relayout.
1462 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1467 UPDATE_LAYOUT_SIZE |
1470 mImpl->mRecalculateNaturalSize = true;
1471 mImpl->RequestRelayout();
1473 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1474 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1475 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1477 // As the font might change, recalculate the handle positions is needed.
1478 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1479 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1480 mImpl->mEventData->mUpdateHighlightBox = true;
1481 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1486 bool Controller::IsInputFontWeightDefined() const
1488 bool defined = false;
1490 if( NULL != mImpl->mEventData )
1492 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1498 FontWeight Controller::GetInputFontWeight() const
1500 if( NULL != mImpl->mEventData )
1502 return mImpl->mEventData->mInputStyle.weight;
1505 return GetDefaultFontWeight();
1508 void Controller::SetInputFontWidth( FontWidth width )
1510 if( NULL != mImpl->mEventData )
1512 mImpl->mEventData->mInputStyle.width = width;
1513 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1515 if( EventData::SELECTING == mImpl->mEventData->mState )
1517 CharacterIndex startOfSelectedText = 0u;
1518 Length lengthOfSelectedText = 0u;
1519 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1520 mImpl->mModel->mLogicalModel,
1521 startOfSelectedText,
1522 lengthOfSelectedText );
1524 fontDescriptionRun.width = width;
1525 fontDescriptionRun.widthDefined = true;
1527 // Request to relayout.
1528 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1533 UPDATE_LAYOUT_SIZE |
1536 mImpl->mRecalculateNaturalSize = true;
1537 mImpl->RequestRelayout();
1539 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1540 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1541 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1543 // As the font might change, recalculate the handle positions is needed.
1544 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1545 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1546 mImpl->mEventData->mUpdateHighlightBox = true;
1547 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1552 bool Controller::IsInputFontWidthDefined() const
1554 bool defined = false;
1556 if( NULL != mImpl->mEventData )
1558 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1564 FontWidth Controller::GetInputFontWidth() const
1566 if( NULL != mImpl->mEventData )
1568 return mImpl->mEventData->mInputStyle.width;
1571 return GetDefaultFontWidth();
1574 void Controller::SetInputFontSlant( FontSlant slant )
1576 if( NULL != mImpl->mEventData )
1578 mImpl->mEventData->mInputStyle.slant = slant;
1579 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1581 if( EventData::SELECTING == mImpl->mEventData->mState )
1583 CharacterIndex startOfSelectedText = 0u;
1584 Length lengthOfSelectedText = 0u;
1585 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1586 mImpl->mModel->mLogicalModel,
1587 startOfSelectedText,
1588 lengthOfSelectedText );
1590 fontDescriptionRun.slant = slant;
1591 fontDescriptionRun.slantDefined = true;
1593 // Request to relayout.
1594 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1599 UPDATE_LAYOUT_SIZE |
1602 mImpl->mRecalculateNaturalSize = true;
1603 mImpl->RequestRelayout();
1605 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1606 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1607 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1609 // As the font might change, recalculate the handle positions is needed.
1610 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1611 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1612 mImpl->mEventData->mUpdateHighlightBox = true;
1613 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1618 bool Controller::IsInputFontSlantDefined() const
1620 bool defined = false;
1622 if( NULL != mImpl->mEventData )
1624 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1630 FontSlant Controller::GetInputFontSlant() const
1632 if( NULL != mImpl->mEventData )
1634 return mImpl->mEventData->mInputStyle.slant;
1637 return GetDefaultFontSlant();
1640 void Controller::SetInputFontPointSize( float size )
1642 if( NULL != mImpl->mEventData )
1644 mImpl->mEventData->mInputStyle.size = size;
1645 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1647 if( EventData::SELECTING == mImpl->mEventData->mState )
1649 CharacterIndex startOfSelectedText = 0u;
1650 Length lengthOfSelectedText = 0u;
1651 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1652 mImpl->mModel->mLogicalModel,
1653 startOfSelectedText,
1654 lengthOfSelectedText );
1656 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1657 fontDescriptionRun.sizeDefined = true;
1659 // Request to relayout.
1660 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1665 UPDATE_LAYOUT_SIZE |
1668 mImpl->mRecalculateNaturalSize = true;
1669 mImpl->RequestRelayout();
1671 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1672 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1673 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1675 // As the font might change, recalculate the handle positions is needed.
1676 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1677 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1678 mImpl->mEventData->mUpdateHighlightBox = true;
1679 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1684 float Controller::GetInputFontPointSize() const
1686 if( NULL != mImpl->mEventData )
1688 return mImpl->mEventData->mInputStyle.size;
1691 // Return the default font's point size if there is no EventData.
1692 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1695 void Controller::SetInputLineSpacing( float lineSpacing )
1697 if( NULL != mImpl->mEventData )
1699 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1700 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1704 float Controller::GetInputLineSpacing() const
1706 if( NULL != mImpl->mEventData )
1708 return mImpl->mEventData->mInputStyle.lineSpacing;
1714 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1716 if( NULL != mImpl->mEventData )
1718 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1722 const std::string& Controller::GetInputShadowProperties() const
1724 if( NULL != mImpl->mEventData )
1726 return mImpl->mEventData->mInputStyle.shadowProperties;
1729 return EMPTY_STRING;
1732 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1734 if( NULL != mImpl->mEventData )
1736 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1740 const std::string& Controller::GetInputUnderlineProperties() const
1742 if( NULL != mImpl->mEventData )
1744 return mImpl->mEventData->mInputStyle.underlineProperties;
1747 return EMPTY_STRING;
1750 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1752 if( NULL != mImpl->mEventData )
1754 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1758 const std::string& Controller::GetInputEmbossProperties() const
1760 if( NULL != mImpl->mEventData )
1762 return mImpl->mEventData->mInputStyle.embossProperties;
1765 return GetDefaultEmbossProperties();
1768 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1770 if( NULL != mImpl->mEventData )
1772 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1776 const std::string& Controller::GetInputOutlineProperties() const
1778 if( NULL != mImpl->mEventData )
1780 return mImpl->mEventData->mInputStyle.outlineProperties;
1783 return GetDefaultOutlineProperties();
1786 void Controller::SetInputModePassword( bool passwordInput )
1788 if( NULL != mImpl->mEventData )
1790 mImpl->mEventData->mPasswordInput = passwordInput;
1794 bool Controller::IsInputModePassword()
1796 if( NULL != mImpl->mEventData )
1798 return mImpl->mEventData->mPasswordInput;
1803 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1805 if( NULL != mImpl->mEventData )
1807 mImpl->mEventData->mDoubleTapAction = action;
1811 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1813 NoTextTap::Action action = NoTextTap::NO_ACTION;
1815 if( NULL != mImpl->mEventData )
1817 action = mImpl->mEventData->mDoubleTapAction;
1823 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1825 if( NULL != mImpl->mEventData )
1827 mImpl->mEventData->mLongPressAction = action;
1831 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1833 NoTextTap::Action action = NoTextTap::NO_ACTION;
1835 if( NULL != mImpl->mEventData )
1837 action = mImpl->mEventData->mLongPressAction;
1843 bool Controller::IsUnderlineSetByString()
1845 return mImpl->mUnderlineSetByString;
1848 void Controller::UnderlineSetByString( bool setByString )
1850 mImpl->mUnderlineSetByString = setByString;
1853 bool Controller::IsShadowSetByString()
1855 return mImpl->mShadowSetByString;
1858 void Controller::ShadowSetByString( bool setByString )
1860 mImpl->mShadowSetByString = setByString;
1863 bool Controller::IsOutlineSetByString()
1865 return mImpl->mOutlineSetByString;
1868 void Controller::OutlineSetByString( bool setByString )
1870 mImpl->mOutlineSetByString = setByString;
1873 bool Controller::IsFontStyleSetByString()
1875 return mImpl->mFontStyleSetByString;
1878 void Controller::FontStyleSetByString( bool setByString )
1880 mImpl->mFontStyleSetByString = setByString;
1883 // public : Queries & retrieves.
1885 Layout::Engine& Controller::GetLayoutEngine()
1887 return mImpl->mLayoutEngine;
1890 View& Controller::GetView()
1892 return mImpl->mView;
1895 Vector3 Controller::GetNaturalSize()
1897 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1898 Vector3 naturalSize;
1900 // Make sure the model is up-to-date before layouting
1901 ProcessModifyEvents();
1903 if( mImpl->mRecalculateNaturalSize )
1905 // Operations that can be done only once until the text changes.
1906 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1913 GET_GLYPH_METRICS );
1915 // Set the update info to relayout the whole text.
1916 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1917 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1919 // Make sure the model is up-to-date before layouting
1920 mImpl->UpdateModel( onlyOnceOperations );
1922 // Layout the text for the new width.
1923 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1925 // Store the actual control's size to restore later.
1926 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1928 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1929 static_cast<OperationsMask>( onlyOnceOperations |
1931 naturalSize.GetVectorXY() );
1933 // Do not do again the only once operations.
1934 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1936 // Do the size related operations again.
1937 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1940 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1942 // Stores the natural size to avoid recalculate it again
1943 // unless the text/style changes.
1944 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1946 mImpl->mRecalculateNaturalSize = false;
1948 // Clear the update info. This info will be set the next time the text is updated.
1949 mImpl->mTextUpdateInfo.Clear();
1950 mImpl->mTextUpdateInfo.mClearAll = true;
1952 // Restore the actual control's size.
1953 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1955 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1959 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1961 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1964 naturalSize.x = ConvertToEven( naturalSize.x );
1965 naturalSize.y = ConvertToEven( naturalSize.y );
1970 float Controller::GetHeightForWidth( float width )
1972 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1973 // Make sure the model is up-to-date before layouting
1974 ProcessModifyEvents();
1977 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1978 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1979 mImpl->mTextUpdateInfo.mClearAll )
1981 // Operations that can be done only once until the text changes.
1982 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1989 GET_GLYPH_METRICS );
1991 // Set the update info to relayout the whole text.
1992 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1993 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1995 // Make sure the model is up-to-date before layouting
1996 mImpl->UpdateModel( onlyOnceOperations );
1999 // Layout the text for the new width.
2000 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
2002 // Store the actual control's width.
2003 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
2005 DoRelayout( Size( width, MAX_FLOAT ),
2006 static_cast<OperationsMask>( onlyOnceOperations |
2010 // Do not do again the only once operations.
2011 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2013 // Do the size related operations again.
2014 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
2018 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
2020 // Clear the update info. This info will be set the next time the text is updated.
2021 mImpl->mTextUpdateInfo.Clear();
2022 mImpl->mTextUpdateInfo.mClearAll = true;
2024 // Restore the actual control's width.
2025 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
2027 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
2031 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
2032 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
2035 return layoutSize.height;
2038 int Controller::GetLineCount( float width )
2040 GetHeightForWidth( width );
2041 int numberofLines = mImpl->mModel->GetNumberOfLines();
2042 return numberofLines;
2045 const ModelInterface* const Controller::GetTextModel() const
2047 return mImpl->mModel.Get();
2050 float Controller::GetScrollAmountByUserInput()
2052 float scrollAmount = 0.0f;
2054 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
2056 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
2057 mImpl->mEventData->mCheckScrollAmount = false;
2059 return scrollAmount;
2062 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
2064 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
2067 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
2068 layoutHeight = layout.height;
2069 scrollPosition = mImpl->mModel->mScrollPosition.y;
2070 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2074 void Controller::SetHiddenInputOption(const Property::Map& options )
2076 if( NULL == mImpl->mHiddenInput )
2078 mImpl->mHiddenInput = new HiddenText( this );
2080 mImpl->mHiddenInput->SetProperties(options);
2083 void Controller::GetHiddenInputOption(Property::Map& options )
2085 if( NULL != mImpl->mHiddenInput )
2087 mImpl->mHiddenInput->GetProperties(options);
2091 void Controller::SetPlaceholderProperty( const Property::Map& map )
2093 const Property::Map::SizeType count = map.Count();
2095 for( Property::Map::SizeType position = 0; position < count; ++position )
2097 KeyValuePair keyValue = map.GetKeyValue( position );
2098 Property::Key& key = keyValue.first;
2099 Property::Value& value = keyValue.second;
2101 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2103 std::string text = "";
2105 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2107 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2109 std::string text = "";
2111 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2113 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2116 value.Get( textColor );
2117 if( GetPlaceholderTextColor() != textColor )
2119 SetPlaceholderTextColor( textColor );
2122 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2124 std::string fontFamily = "";
2125 value.Get( fontFamily );
2126 SetPlaceholderFontFamily( fontFamily );
2128 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2130 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2132 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2135 value.Get( pointSize );
2136 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2138 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2141 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2144 value.Get( pixelSize );
2145 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2147 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2150 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2153 value.Get( ellipsis );
2154 SetPlaceholderTextElideEnabled( ellipsis );
2159 void Controller::GetPlaceholderProperty( Property::Map& map )
2161 if( NULL != mImpl->mEventData )
2163 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2165 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2167 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2169 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2172 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2173 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2175 Property::Value fontStyleMapGet;
2176 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2177 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2179 // Choose font size : POINT_SIZE or PIXEL_SIZE
2180 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2182 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2186 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2189 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2191 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2196 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2198 // Make sure the model is up-to-date before layouting
2199 ProcessModifyEvents();
2201 if ( mImpl->mUpdateTextDirection )
2203 // Operations that can be done only once until the text changes.
2204 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
2211 GET_GLYPH_METRICS );
2213 // Set the update info to relayout the whole text.
2214 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2215 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2217 // Make sure the model is up-to-date before layouting
2218 mImpl->UpdateModel( onlyOnceOperations );
2220 Vector3 naturalSize;
2221 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2222 static_cast<OperationsMask>( onlyOnceOperations |
2223 LAYOUT | REORDER | UPDATE_DIRECTION ),
2224 naturalSize.GetVectorXY() );
2226 // Do not do again the only once operations.
2227 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
2229 // Clear the update info. This info will be set the next time the text is updated.
2230 mImpl->mTextUpdateInfo.Clear();
2232 mImpl->mUpdateTextDirection = false;
2235 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2238 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2240 return mImpl->mModel->GetVerticalLineAlignment();
2243 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2245 mImpl->mModel->mVerticalLineAlignment = alignment;
2248 // public : Relayout.
2250 Controller::UpdateTextType Controller::Relayout( const Size& size, Dali::LayoutDirection::Type layoutDirection )
2252 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2254 UpdateTextType updateTextType = NONE_UPDATED;
2256 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2258 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2260 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2261 updateTextType = MODEL_UPDATED;
2264 // Clear the update info. This info will be set the next time the text is updated.
2265 mImpl->mTextUpdateInfo.Clear();
2267 // Not worth to relayout if width or height is equal to zero.
2268 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2270 return updateTextType;
2273 // Whether a new size has been set.
2274 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2278 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2280 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2281 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2282 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2284 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2287 // Layout operations that need to be done if the size changes.
2288 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2291 UPDATE_LAYOUT_SIZE |
2293 // Set the update info to relayout the whole text.
2294 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2295 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2297 // Store the size used to layout the text.
2298 mImpl->mModel->mVisualModel->mControlSize = size;
2301 // Whether there are modify events.
2302 if( 0u != mImpl->mModifyEvents.Count() )
2304 // Style operations that need to be done if the text is modified.
2305 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2309 // Set the update info to elide the text.
2310 if( mImpl->mModel->mElideEnabled ||
2311 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2313 // Update Text layout for applying elided
2314 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2317 UPDATE_LAYOUT_SIZE |
2319 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2320 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2323 if( mImpl->mModel->mMatchSystemLanguageDirection && mImpl->mLayoutDirection != layoutDirection )
2325 // Clear the update info. This info will be set the next time the text is updated.
2326 mImpl->mTextUpdateInfo.mClearAll = true;
2327 // Apply modifications to the model
2328 // Shape the text again is needed because characters like '()[]{}' have to be mirrored and the glyphs generated again.
2329 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2336 mImpl->mLayoutDirection = layoutDirection;
2339 // Make sure the model is up-to-date before layouting.
2340 ProcessModifyEvents();
2341 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2345 updated = DoRelayout( size,
2346 mImpl->mOperationsPending,
2347 layoutSize ) || updated;
2352 updateTextType = MODEL_UPDATED;
2355 // Do not re-do any operation until something changes.
2356 mImpl->mOperationsPending = NO_OPERATION;
2357 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2359 // Whether the text control is editable
2360 const bool isEditable = NULL != mImpl->mEventData;
2362 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2364 if( newSize && isEditable )
2366 offset = mImpl->mModel->mScrollPosition;
2369 if( !isEditable || !IsMultiLineEnabled() )
2371 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2372 CalculateVerticalOffset( size );
2379 // If there is a new size, the scroll position needs to be clamped.
2380 mImpl->ClampHorizontalScroll( layoutSize );
2382 // Update the decorator's positions is needed if there is a new size.
2383 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2386 // Move the cursor, grab handle etc.
2387 if( mImpl->ProcessInputEvents() )
2389 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2393 // Clear the update info. This info will be set the next time the text is updated.
2394 mImpl->mTextUpdateInfo.Clear();
2395 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2397 return updateTextType;
2400 void Controller::RequestRelayout()
2402 mImpl->RequestRelayout();
2405 // public : Input style change signals.
2407 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2409 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2412 void Controller::ProcessInputStyleChangedSignals()
2414 if( NULL == mImpl->mEventData )
2420 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2421 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2425 const InputStyle::Mask mask = *it;
2427 if( NULL != mImpl->mEditableControlInterface )
2429 // Emit the input style changed signal.
2430 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2434 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2437 // public : Text-input Event Queuing.
2439 void Controller::KeyboardFocusGainEvent()
2441 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2443 if( NULL != mImpl->mEventData )
2445 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2446 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2448 mImpl->ChangeState( EventData::EDITING );
2449 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2450 mImpl->mEventData->mUpdateInputStyle = true;
2451 mImpl->mEventData->mScrollAfterUpdatePosition = true;
2453 mImpl->NotifyInputMethodContextMultiLineStatus();
2454 if( mImpl->IsShowingPlaceholderText() )
2456 // Show alternative placeholder-text when editing
2457 ShowPlaceholderText();
2460 mImpl->RequestRelayout();
2464 void Controller::KeyboardFocusLostEvent()
2466 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2468 if( NULL != mImpl->mEventData )
2470 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2472 mImpl->ChangeState( EventData::INACTIVE );
2474 if( !mImpl->IsShowingRealText() )
2476 // Revert to regular placeholder-text when not editing
2477 ShowPlaceholderText();
2481 mImpl->RequestRelayout();
2484 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2486 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2488 bool textChanged = false;
2489 bool relayoutNeeded = false;
2491 if( ( NULL != mImpl->mEventData ) &&
2492 ( keyEvent.state == KeyEvent::Down ) )
2494 int keyCode = keyEvent.keyCode;
2495 const std::string& keyString = keyEvent.keyPressed;
2496 const std::string keyName = keyEvent.keyPressedName;
2498 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2500 // Pre-process to separate modifying events from non-modifying input events.
2503 // In some platforms arrive key events with no key code.
2507 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2512 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2513 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2514 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2515 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2517 // If don't have any text, do nothing.
2518 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2523 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2524 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2525 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2526 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2528 // Logic to determine whether this text control will lose focus or not.
2529 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2530 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2531 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2532 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2533 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2534 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2536 // Release the active highlight.
2537 if( mImpl->mEventData->mState == EventData::SELECTING )
2539 mImpl->ChangeState( EventData::EDITING );
2541 // Update selection position.
2542 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2543 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2544 mImpl->mEventData->mUpdateCursorPosition = true;
2545 mImpl->RequestRelayout();
2550 mImpl->mEventData->mCheckScrollAmount = true;
2551 Event event( Event::CURSOR_KEY_EVENT );
2552 event.p1.mInt = keyCode;
2553 event.p2.mBool = keyEvent.IsShiftModifier();
2554 mImpl->mEventData->mEventQueue.push_back( event );
2556 // Will request for relayout.
2557 relayoutNeeded = true;
2559 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2561 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2562 // If not handle it here, any selected text will be deleted
2567 else if ( keyEvent.IsCtrlModifier() )
2569 bool consumed = false;
2570 if (keyName == KEY_C_NAME)
2572 // Ctrl-C to copy the selected text
2573 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2576 else if (keyName == KEY_V_NAME)
2578 // Ctrl-V to paste the copied text
2579 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2582 else if (keyName == KEY_X_NAME)
2584 // Ctrl-X to cut the selected text
2585 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2590 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2591 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2593 textChanged = DeleteEvent( keyCode );
2595 // Will request for relayout.
2596 relayoutNeeded = true;
2598 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2599 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2600 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2602 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2603 mImpl->ChangeState( EventData::INACTIVE );
2605 // Will request for relayout.
2606 relayoutNeeded = true;
2608 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2610 else if( ( Dali::DALI_KEY_SHIFT_LEFT == keyCode ) || ( Dali::DALI_KEY_SHIFT_RIGHT == keyCode ) )
2612 // DALI_KEY_SHIFT_LEFT or DALI_KEY_SHIFT_RIGHT is the key code for Shift. It's sent (by the InputMethodContext?) when the predictive text is enabled
2613 // and a character is typed after the type of a upper case latin character.
2618 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2620 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2626 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2628 // InputMethodContext is no longer handling key-events
2629 mImpl->ClearPreEditFlag();
2631 InsertText( keyString, COMMIT );
2634 // Will request for relayout.
2635 relayoutNeeded = true;
2638 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2639 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2641 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2642 ( Dali::DALI_KEY_SHIFT_RIGHT != keyCode ) &&
2643 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2644 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2646 // Should not change the state if the key is the shift send by the InputMethodContext.
2647 // Otherwise, when the state is SELECTING the text controller can't send the right
2648 // surrounding info to the InputMethodContext.
2649 mImpl->ChangeState( EventData::EDITING );
2651 // Will request for relayout.
2652 relayoutNeeded = true;
2655 if( relayoutNeeded )
2657 mImpl->RequestRelayout();
2662 ( NULL != mImpl->mEditableControlInterface ) )
2664 // Do this last since it provides callbacks into application code
2665 mImpl->mEditableControlInterface->TextChanged();
2671 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2673 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2675 if( NULL != mImpl->mEventData )
2677 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2678 EventData::State state( mImpl->mEventData->mState );
2679 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2681 if( mImpl->IsClipboardVisible() )
2683 if( EventData::INACTIVE == state || EventData::EDITING == state)
2685 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2687 relayoutNeeded = true;
2689 else if( 1u == tapCount )
2691 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2693 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2696 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2698 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2699 relayoutNeeded = true;
2703 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2705 // Hide placeholder text
2709 if( EventData::INACTIVE == state )
2711 mImpl->ChangeState( EventData::EDITING );
2713 else if( !mImpl->IsClipboardEmpty() )
2715 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2717 relayoutNeeded = true;
2720 else if( 2u == tapCount )
2722 if( mImpl->mEventData->mSelectionEnabled &&
2723 mImpl->IsShowingRealText() )
2725 relayoutNeeded = true;
2726 mImpl->mEventData->mIsLeftHandleSelected = true;
2727 mImpl->mEventData->mIsRightHandleSelected = true;
2731 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2732 if( relayoutNeeded )
2734 Event event( Event::TAP_EVENT );
2735 event.p1.mUint = tapCount;
2736 event.p2.mFloat = x;
2737 event.p3.mFloat = y;
2738 mImpl->mEventData->mEventQueue.push_back( event );
2740 mImpl->RequestRelayout();
2744 // Reset keyboard as tap event has occurred.
2745 mImpl->ResetInputMethodContext();
2748 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2750 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2752 if( NULL != mImpl->mEventData )
2754 Event event( Event::PAN_EVENT );
2755 event.p1.mInt = state;
2756 event.p2.mFloat = displacement.x;
2757 event.p3.mFloat = displacement.y;
2758 mImpl->mEventData->mEventQueue.push_back( event );
2760 mImpl->RequestRelayout();
2764 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2766 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2768 if( ( state == Gesture::Started ) &&
2769 ( NULL != mImpl->mEventData ) )
2771 // The 1st long-press on inactive text-field is treated as tap
2772 if( EventData::INACTIVE == mImpl->mEventData->mState )
2774 mImpl->ChangeState( EventData::EDITING );
2776 Event event( Event::TAP_EVENT );
2778 event.p2.mFloat = x;
2779 event.p3.mFloat = y;
2780 mImpl->mEventData->mEventQueue.push_back( event );
2782 mImpl->RequestRelayout();
2784 else if( !mImpl->IsShowingRealText() )
2786 Event event( Event::LONG_PRESS_EVENT );
2787 event.p1.mInt = state;
2788 event.p2.mFloat = x;
2789 event.p3.mFloat = y;
2790 mImpl->mEventData->mEventQueue.push_back( event );
2791 mImpl->RequestRelayout();
2793 else if( !mImpl->IsClipboardVisible() )
2795 // Reset the InputMethodContext to commit the pre-edit before selecting the text.
2796 mImpl->ResetInputMethodContext();
2798 Event event( Event::LONG_PRESS_EVENT );
2799 event.p1.mInt = state;
2800 event.p2.mFloat = x;
2801 event.p3.mFloat = y;
2802 mImpl->mEventData->mEventQueue.push_back( event );
2803 mImpl->RequestRelayout();
2805 mImpl->mEventData->mIsLeftHandleSelected = true;
2806 mImpl->mEventData->mIsRightHandleSelected = true;
2811 InputMethodContext::CallbackData Controller::OnInputMethodContextEvent( InputMethodContext& inputMethodContext, const InputMethodContext::EventData& inputMethodContextEvent )
2813 // Whether the text needs to be relaid-out.
2814 bool requestRelayout = false;
2816 // Whether to retrieve the text and cursor position to be sent to the InputMethodContext.
2817 bool retrieveText = false;
2818 bool retrieveCursor = false;
2820 switch( inputMethodContextEvent.eventName )
2822 case InputMethodContext::COMMIT:
2824 InsertText( inputMethodContextEvent.predictiveString, Text::Controller::COMMIT );
2825 requestRelayout = true;
2826 retrieveCursor = true;
2829 case InputMethodContext::PRE_EDIT:
2831 InsertText( inputMethodContextEvent.predictiveString, Text::Controller::PRE_EDIT );
2832 requestRelayout = true;
2833 retrieveCursor = true;
2836 case InputMethodContext::DELETE_SURROUNDING:
2838 const bool textDeleted = RemoveText( inputMethodContextEvent.cursorOffset,
2839 inputMethodContextEvent.numberOfChars,
2840 DONT_UPDATE_INPUT_STYLE );
2844 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2845 !mImpl->IsPlaceholderAvailable() )
2847 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2851 ShowPlaceholderText();
2853 mImpl->mEventData->mUpdateCursorPosition = true;
2854 mImpl->mEventData->mScrollAfterDelete = true;
2856 requestRelayout = true;
2860 case InputMethodContext::GET_SURROUNDING:
2862 retrieveText = true;
2863 retrieveCursor = true;
2866 case InputMethodContext::PRIVATE_COMMAND:
2868 // PRIVATECOMMAND event is just for getting the private command message
2869 retrieveText = true;
2870 retrieveCursor = true;
2873 case InputMethodContext::VOID:
2880 if( requestRelayout )
2882 mImpl->mOperationsPending = ALL_OPERATIONS;
2883 mImpl->RequestRelayout();
2887 CharacterIndex cursorPosition = 0u;
2888 Length numberOfWhiteSpaces = 0u;
2890 if( retrieveCursor )
2892 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2894 cursorPosition = mImpl->GetLogicalCursorPosition();
2896 if( cursorPosition < numberOfWhiteSpaces )
2898 cursorPosition = 0u;
2902 cursorPosition -= numberOfWhiteSpaces;
2908 if( !mImpl->IsShowingPlaceholderText() )
2910 // Retrieves the normal text string.
2911 mImpl->GetText( numberOfWhiteSpaces, text );
2915 // When the current text is Placeholder Text, the surrounding text should be empty string.
2916 // It means DALi should send empty string ("") to IME.
2921 InputMethodContext::CallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2923 if( requestRelayout &&
2924 ( NULL != mImpl->mEditableControlInterface ) )
2926 // Do this last since it provides callbacks into application code
2927 mImpl->mEditableControlInterface->TextChanged();
2930 return callbackData;
2933 void Controller::PasteClipboardItemEvent()
2935 // Retrieve the clipboard contents first
2936 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2937 std::string stringToPaste( notifier.GetContent() );
2939 // Commit the current pre-edit text; the contents of the clipboard should be appended
2940 mImpl->ResetInputMethodContext();
2942 // Temporary disable hiding clipboard
2943 mImpl->SetClipboardHideEnable( false );
2946 PasteText( stringToPaste );
2948 mImpl->SetClipboardHideEnable( true );
2951 // protected : Inherit from Text::Decorator::ControllerInterface.
2953 void Controller::GetTargetSize( Vector2& targetSize )
2955 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2958 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2960 if( NULL != mImpl->mEditableControlInterface )
2962 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2966 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2968 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2970 if( NULL != mImpl->mEventData )
2972 switch( handleType )
2976 Event event( Event::GRAB_HANDLE_EVENT );
2977 event.p1.mUint = state;
2978 event.p2.mFloat = x;
2979 event.p3.mFloat = y;
2981 mImpl->mEventData->mEventQueue.push_back( event );
2984 case LEFT_SELECTION_HANDLE:
2986 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2987 event.p1.mUint = state;
2988 event.p2.mFloat = x;
2989 event.p3.mFloat = y;
2991 mImpl->mEventData->mEventQueue.push_back( event );
2994 case RIGHT_SELECTION_HANDLE:
2996 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2997 event.p1.mUint = state;
2998 event.p2.mFloat = x;
2999 event.p3.mFloat = y;
3001 mImpl->mEventData->mEventQueue.push_back( event );
3004 case LEFT_SELECTION_HANDLE_MARKER:
3005 case RIGHT_SELECTION_HANDLE_MARKER:
3007 // Markers do not move the handles.
3010 case HANDLE_TYPE_COUNT:
3012 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
3016 mImpl->RequestRelayout();
3020 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
3022 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
3024 if( NULL == mImpl->mEventData )
3031 case Toolkit::TextSelectionPopup::CUT:
3033 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
3034 mImpl->mOperationsPending = ALL_OPERATIONS;
3036 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3037 !mImpl->IsPlaceholderAvailable() )
3039 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3043 ShowPlaceholderText();
3046 mImpl->mEventData->mUpdateCursorPosition = true;
3047 mImpl->mEventData->mScrollAfterDelete = true;
3049 mImpl->RequestRelayout();
3051 if( NULL != mImpl->mEditableControlInterface )
3053 mImpl->mEditableControlInterface->TextChanged();
3057 case Toolkit::TextSelectionPopup::COPY:
3059 mImpl->SendSelectionToClipboard( false ); // Text not modified
3061 mImpl->mEventData->mUpdateCursorPosition = true;
3063 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
3066 case Toolkit::TextSelectionPopup::PASTE:
3068 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
3071 case Toolkit::TextSelectionPopup::SELECT:
3073 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
3075 if( mImpl->mEventData->mSelectionEnabled )
3077 // Creates a SELECT event.
3078 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
3082 case Toolkit::TextSelectionPopup::SELECT_ALL:
3084 // Creates a SELECT_ALL event
3085 SelectEvent( 0.f, 0.f, true );
3088 case Toolkit::TextSelectionPopup::CLIPBOARD:
3090 mImpl->ShowClipboard();
3093 case Toolkit::TextSelectionPopup::NONE:
3101 void Controller::DisplayTimeExpired()
3103 mImpl->mEventData->mUpdateCursorPosition = true;
3104 // Apply modifications to the model
3105 mImpl->mOperationsPending = ALL_OPERATIONS;
3107 mImpl->RequestRelayout();
3110 // private : Update.
3112 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3114 bool removedPrevious = false;
3115 bool removedSelected = false;
3116 bool maxLengthReached = false;
3118 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3120 if( NULL == mImpl->mEventData )
3125 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3126 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3127 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3129 // TODO: At the moment the underline runs are only for pre-edit.
3130 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3132 // Remove the previous InputMethodContext pre-edit.
3133 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3135 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3136 mImpl->mEventData->mPreEditLength,
3137 DONT_UPDATE_INPUT_STYLE );
3139 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3140 mImpl->mEventData->mPreEditLength = 0u;
3144 // Remove the previous Selection.
3145 removedSelected = RemoveSelectedText();
3149 Vector<Character> utf32Characters;
3150 Length characterCount = 0u;
3154 // Convert text into UTF-32
3155 utf32Characters.Resize( text.size() );
3157 // This is a bit horrible but std::string returns a (signed) char*
3158 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3160 // Transform a text array encoded in utf8 into an array encoded in utf32.
3161 // It returns the actual number of characters.
3162 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3163 utf32Characters.Resize( characterCount );
3165 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3166 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3169 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3171 // The placeholder text is no longer needed
3172 if( mImpl->IsShowingPlaceholderText() )
3177 mImpl->ChangeState( EventData::EDITING );
3179 // Handle the InputMethodContext (predicitive text) state changes
3180 if( COMMIT == type )
3182 // InputMethodContext is no longer handling key-events
3183 mImpl->ClearPreEditFlag();
3187 if( !mImpl->mEventData->mPreEditFlag )
3189 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3191 // Record the start of the pre-edit text
3192 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3195 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3196 mImpl->mEventData->mPreEditFlag = true;
3198 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3201 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3203 // Restrict new text to fit within Maximum characters setting.
3204 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3205 maxLengthReached = ( characterCount > maxSizeOfNewText );
3207 // The cursor position.
3208 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3210 // Update the text's style.
3212 // Updates the text style runs by adding characters.
3213 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3215 // Get the character index from the cursor index.
3216 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3218 // Retrieve the text's style for the given index.
3220 mImpl->RetrieveDefaultInputStyle( style );
3221 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3223 // Whether to add a new text color run.
3224 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3226 // Whether to add a new font run.
3227 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3228 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3229 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3230 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3231 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3236 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3237 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3239 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3240 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3241 colorRun.characterRun.characterIndex = cursorIndex;
3242 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3245 if( addFontNameRun ||
3251 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3252 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3254 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3256 if( addFontNameRun )
3258 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3259 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3260 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3261 fontDescriptionRun.familyDefined = true;
3263 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3266 if( addFontWeightRun )
3268 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3269 fontDescriptionRun.weightDefined = true;
3272 if( addFontWidthRun )
3274 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3275 fontDescriptionRun.widthDefined = true;
3278 if( addFontSlantRun )
3280 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3281 fontDescriptionRun.slantDefined = true;
3284 if( addFontSizeRun )
3286 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3287 fontDescriptionRun.sizeDefined = true;
3290 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3291 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3294 // Insert at current cursor position.
3295 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3297 if( cursorIndex < numberOfCharactersInModel )
3299 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3303 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3306 // Mark the first paragraph to be updated.
3307 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3309 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3310 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3311 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3312 mImpl->mTextUpdateInfo.mClearAll = true;
3316 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3317 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3320 // Update the cursor index.
3321 cursorIndex += maxSizeOfNewText;
3323 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 );
3326 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3327 mImpl->IsPlaceholderAvailable() )
3329 // Show place-holder if empty after removing the pre-edit text
3330 ShowPlaceholderText();
3331 mImpl->mEventData->mUpdateCursorPosition = true;
3332 mImpl->ClearPreEditFlag();
3334 else if( removedPrevious ||
3336 ( 0 != utf32Characters.Count() ) )
3338 // Queue an inserted event
3339 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3341 mImpl->mEventData->mUpdateCursorPosition = true;
3342 if( removedSelected )
3344 mImpl->mEventData->mScrollAfterDelete = true;
3348 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3352 if( maxLengthReached )
3354 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3356 mImpl->ResetInputMethodContext();
3358 if( NULL != mImpl->mEditableControlInterface )
3360 // Do this last since it provides callbacks into application code
3361 mImpl->mEditableControlInterface->MaxLengthReached();
3366 void Controller::PasteText( const std::string& stringToPaste )
3368 InsertText( stringToPaste, Text::Controller::COMMIT );
3369 mImpl->ChangeState( EventData::EDITING );
3370 mImpl->RequestRelayout();
3372 if( NULL != mImpl->mEditableControlInterface )
3374 // Do this last since it provides callbacks into application code
3375 mImpl->mEditableControlInterface->TextChanged();
3379 bool Controller::RemoveText( int cursorOffset,
3380 int numberOfCharacters,
3381 UpdateInputStyleType type )
3383 bool removed = false;
3385 if( NULL == mImpl->mEventData )
3390 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3391 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3393 if( !mImpl->IsShowingPlaceholderText() )
3395 // Delete at current cursor position
3396 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3397 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3399 CharacterIndex cursorIndex = 0;
3401 // Validate the cursor position & number of characters
3402 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3404 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3407 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3409 numberOfCharacters = currentText.Count() - cursorIndex;
3412 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.
3413 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3415 // Mark the paragraphs to be updated.
3416 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3418 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3419 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3420 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3421 mImpl->mTextUpdateInfo.mClearAll = true;
3425 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3426 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3429 // Update the input style and remove the text's style before removing the text.
3431 if( UPDATE_INPUT_STYLE == type )
3433 // Keep a copy of the current input style.
3434 InputStyle currentInputStyle;
3435 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3437 // Set first the default input style.
3438 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3440 // Update the input style.
3441 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3443 // Compare if the input style has changed.
3444 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3446 if( hasInputStyleChanged )
3448 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3449 // Queue the input style changed signal.
3450 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3454 // Updates the text style runs by removing characters. Runs with no characters are removed.
3455 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3457 // Remove the characters.
3458 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3459 Vector<Character>::Iterator last = first + numberOfCharacters;
3461 currentText.Erase( first, last );
3463 // Cursor position retreat
3464 oldCursorIndex = cursorIndex;
3466 mImpl->mEventData->mScrollAfterDelete = true;
3468 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3476 bool Controller::RemoveSelectedText()
3478 bool textRemoved( false );
3480 if( EventData::SELECTING == mImpl->mEventData->mState )
3482 std::string removedString;
3483 mImpl->RetrieveSelection( removedString, true );
3485 if( !removedString.empty() )
3488 mImpl->ChangeState( EventData::EDITING );
3495 // private : Relayout.
3497 bool Controller::DoRelayout( const Size& size,
3498 OperationsMask operationsRequired,
3501 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3502 bool viewUpdated( false );
3504 // Calculate the operations to be done.
3505 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3507 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3508 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3510 // Get the current layout size.
3511 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3513 if( NO_OPERATION != ( LAYOUT & operations ) )
3515 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3517 // Some vectors with data needed to layout and reorder may be void
3518 // after the first time the text has been laid out.
3519 // Fill the vectors again.
3521 // Calculate the number of glyphs to layout.
3522 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3523 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3524 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3525 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3527 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3528 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3530 // Make sure the index is not out of bound
3531 if ( charactersToGlyph.Count() != glyphsPerCharacter.Count() ||
3532 requestedNumberOfCharacters > charactersToGlyph.Count() ||
3533 ( lastIndex >= charactersToGlyph.Count() && charactersToGlyph.Count() > 0u ) )
3535 std::string currentText;
3536 GetText( currentText );
3538 DALI_LOG_ERROR( "Controller::DoRelayout: Attempting to access invalid buffer\n" );
3539 DALI_LOG_ERROR( "Current text is: %s\n", currentText.c_str() );
3540 DALI_LOG_ERROR( "startIndex: %u, lastIndex: %u, requestedNumberOfCharacters: %u, charactersToGlyph.Count = %lu, glyphsPerCharacter.Count = %lu\n", startIndex, lastIndex, requestedNumberOfCharacters, charactersToGlyph.Count(), glyphsPerCharacter.Count());
3545 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3546 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3548 if( 0u == totalNumberOfGlyphs )
3550 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3552 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3555 // Nothing else to do if there is no glyphs.
3556 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3560 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3561 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3562 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3563 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3564 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3565 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3566 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3567 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3569 // Set the layout parameters.
3570 Layout::Parameters layoutParameters( size,
3572 lineBreakInfo.Begin(),
3573 wordBreakInfo.Begin(),
3574 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3576 glyphsToCharactersMap.Begin(),
3577 charactersPerGlyph.Begin(),
3578 charactersToGlyphBuffer,
3579 glyphsPerCharacterBuffer,
3580 totalNumberOfGlyphs,
3581 mImpl->mModel->mHorizontalAlignment,
3582 mImpl->mModel->mLineWrapMode,
3584 mImpl->mModel->mIgnoreSpacesAfterText,
3585 mImpl->mModel->mMatchSystemLanguageDirection );
3587 // Resize the vector of positions to have the same size than the vector of glyphs.
3588 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3589 glyphPositions.Resize( totalNumberOfGlyphs );
3591 // Whether the last character is a new paragraph character.
3592 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3593 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3595 // The initial glyph and the number of glyphs to layout.
3596 layoutParameters.startGlyphIndex = startGlyphIndex;
3597 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3598 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3599 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3601 // Update the ellipsis
3602 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3604 if( NULL != mImpl->mEventData )
3606 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3608 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3610 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3612 // Disable ellipsis when editing
3613 elideTextEnabled = false;
3616 // Reset the scroll position in inactive state
3617 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3619 ResetScrollPosition();
3623 // Update the visual model.
3624 bool isAutoScrollEnabled = mImpl->mIsAutoScrollEnabled;
3626 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3628 mImpl->mModel->mVisualModel->mLines,
3631 isAutoScrollEnabled );
3632 mImpl->mIsAutoScrollEnabled = isAutoScrollEnabled;
3634 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3638 layoutSize = newLayoutSize;
3640 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3642 mImpl->mIsTextDirectionRTL = false;
3645 // Reorder the lines
3646 if( NO_OPERATION != ( REORDER & operations ) )
3648 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3649 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3651 // Check first if there are paragraphs with bidirectional info.
3652 if( 0u != bidirectionalInfo.Count() )
3655 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3657 // Reorder the lines.
3658 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3659 ReorderLines( bidirectionalInfo,
3661 requestedNumberOfCharacters,
3662 mImpl->mModel->mVisualModel->mLines,
3663 bidirectionalLineInfo );
3665 // Set the bidirectional info per line into the layout parameters.
3666 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3667 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3669 // Re-layout the text. Reorder those lines with right to left characters.
3670 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3672 requestedNumberOfCharacters,
3675 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3677 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3680 mImpl->mIsTextDirectionRTL = firstline->direction;
3686 // Sets the layout size.
3687 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3689 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3694 if( NO_OPERATION != ( ALIGN & operations ) )
3696 // The laid-out lines.
3697 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3699 // Need to align with the control's size as the text may contain lines
3700 // starting either with left to right text or right to left.
3701 mImpl->mLayoutEngine.Align( size,
3703 requestedNumberOfCharacters,
3704 mImpl->mModel->mHorizontalAlignment,
3706 mImpl->mModel->mAlignmentOffset,
3707 mImpl->mLayoutDirection,
3708 mImpl->mModel->mMatchSystemLanguageDirection );
3712 #if defined(DEBUG_ENABLED)
3713 std::string currentText;
3714 GetText( currentText );
3715 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3717 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3721 void Controller::CalculateVerticalOffset( const Size& controlSize )
3723 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3725 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3727 // Get the line height of the default font.
3728 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3731 switch( mImpl->mModel->mVerticalAlignment )
3733 case VerticalAlignment::TOP:
3735 mImpl->mModel->mScrollPosition.y = 0.f;
3738 case VerticalAlignment::CENTER:
3740 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3743 case VerticalAlignment::BOTTOM:
3745 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3751 // private : Events.
3753 void Controller::ProcessModifyEvents()
3755 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3757 if( 0u == events.Count() )
3763 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3764 endIt = events.End();
3768 const ModifyEvent& event = *it;
3770 if( ModifyEvent::TEXT_REPLACED == event.type )
3772 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3773 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3775 TextReplacedEvent();
3777 else if( ModifyEvent::TEXT_INSERTED == event.type )
3779 TextInsertedEvent();
3781 else if( ModifyEvent::TEXT_DELETED == event.type )
3783 // Placeholder-text cannot be deleted
3784 if( !mImpl->IsShowingPlaceholderText() )
3791 if( NULL != mImpl->mEventData )
3793 // When the text is being modified, delay cursor blinking
3794 mImpl->mEventData->mDecorator->DelayCursorBlink();
3796 // Update selection position after modifying the text
3797 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3798 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3801 // Discard temporary text
3805 void Controller::TextReplacedEvent()
3807 // The natural size needs to be re-calculated.
3808 mImpl->mRecalculateNaturalSize = true;
3810 // The text direction needs to be updated.
3811 mImpl->mUpdateTextDirection = true;
3813 // Apply modifications to the model
3814 mImpl->mOperationsPending = ALL_OPERATIONS;
3817 void Controller::TextInsertedEvent()
3819 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3821 if( NULL == mImpl->mEventData )
3826 mImpl->mEventData->mCheckScrollAmount = true;
3828 // The natural size needs to be re-calculated.
3829 mImpl->mRecalculateNaturalSize = true;
3831 // The text direction needs to be updated.
3832 mImpl->mUpdateTextDirection = true;
3834 // Apply modifications to the model; TODO - Optimize this
3835 mImpl->mOperationsPending = ALL_OPERATIONS;
3838 void Controller::TextDeletedEvent()
3840 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3842 if( NULL == mImpl->mEventData )
3847 mImpl->mEventData->mCheckScrollAmount = true;
3849 // The natural size needs to be re-calculated.
3850 mImpl->mRecalculateNaturalSize = true;
3852 // The text direction needs to be updated.
3853 mImpl->mUpdateTextDirection = true;
3855 // Apply modifications to the model; TODO - Optimize this
3856 mImpl->mOperationsPending = ALL_OPERATIONS;
3859 void Controller::SelectEvent( float x, float y, bool selectAll )
3861 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3863 if( NULL != mImpl->mEventData )
3867 Event event( Event::SELECT_ALL );
3868 mImpl->mEventData->mEventQueue.push_back( event );
3872 Event event( Event::SELECT );
3873 event.p2.mFloat = x;
3874 event.p3.mFloat = y;
3875 mImpl->mEventData->mEventQueue.push_back( event );
3878 mImpl->mEventData->mCheckScrollAmount = true;
3879 mImpl->mEventData->mIsLeftHandleSelected = true;
3880 mImpl->mEventData->mIsRightHandleSelected = true;
3881 mImpl->RequestRelayout();
3885 bool Controller::DeleteEvent( int keyCode )
3887 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3889 bool removed = false;
3891 if( NULL == mImpl->mEventData )
3896 // InputMethodContext is no longer handling key-events
3897 mImpl->ClearPreEditFlag();
3899 if( EventData::SELECTING == mImpl->mEventData->mState )
3901 removed = RemoveSelectedText();
3903 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3905 // Remove the character before the current cursor position
3906 removed = RemoveText( -1,
3908 UPDATE_INPUT_STYLE );
3910 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3912 // Remove the character after the current cursor position
3913 removed = RemoveText( 0,
3915 UPDATE_INPUT_STYLE );
3920 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3921 !mImpl->IsPlaceholderAvailable() )
3923 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3927 ShowPlaceholderText();
3929 mImpl->mEventData->mUpdateCursorPosition = true;
3930 mImpl->mEventData->mScrollAfterDelete = true;
3936 // private : Helpers.
3938 void Controller::ResetText()
3941 mImpl->mModel->mLogicalModel->mText.Clear();
3943 // We have cleared everything including the placeholder-text
3944 mImpl->PlaceholderCleared();
3946 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3947 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3948 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3950 // Clear any previous text.
3951 mImpl->mTextUpdateInfo.mClearAll = true;
3953 // The natural size needs to be re-calculated.
3954 mImpl->mRecalculateNaturalSize = true;
3956 // The text direction needs to be updated.
3957 mImpl->mUpdateTextDirection = true;
3959 // Apply modifications to the model
3960 mImpl->mOperationsPending = ALL_OPERATIONS;
3963 void Controller::ShowPlaceholderText()
3965 if( mImpl->IsPlaceholderAvailable() )
3967 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3969 if( NULL == mImpl->mEventData )
3974 mImpl->mEventData->mIsShowingPlaceholderText = true;
3976 // Disable handles when showing place-holder text
3977 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3978 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3979 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3981 const char* text( NULL );
3984 // TODO - Switch Placeholder text when changing state
3985 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3986 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3988 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3989 size = mImpl->mEventData->mPlaceholderTextActive.size();
3993 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3994 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3997 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3998 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4000 // Reset model for showing placeholder.
4001 mImpl->mModel->mLogicalModel->mText.Clear();
4002 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
4004 // Convert text into UTF-32
4005 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
4006 utf32Characters.Resize( size );
4008 // This is a bit horrible but std::string returns a (signed) char*
4009 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
4011 // Transform a text array encoded in utf8 into an array encoded in utf32.
4012 // It returns the actual number of characters.
4013 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
4014 utf32Characters.Resize( characterCount );
4016 // The characters to be added.
4017 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
4019 // Reset the cursor position
4020 mImpl->mEventData->mPrimaryCursorPosition = 0;
4022 // The natural size needs to be re-calculated.
4023 mImpl->mRecalculateNaturalSize = true;
4025 // The text direction needs to be updated.
4026 mImpl->mUpdateTextDirection = true;
4028 // Apply modifications to the model
4029 mImpl->mOperationsPending = ALL_OPERATIONS;
4031 // Update the rest of the model during size negotiation
4032 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
4036 void Controller::ClearFontData()
4038 if( mImpl->mFontDefaults )
4040 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
4043 // Set flags to update the model.
4044 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
4045 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
4046 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
4048 mImpl->mTextUpdateInfo.mClearAll = true;
4049 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
4050 mImpl->mRecalculateNaturalSize = true;
4052 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
4058 UPDATE_LAYOUT_SIZE |
4063 void Controller::ClearStyleData()
4065 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
4066 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
4069 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
4071 // Reset the cursor position
4072 if( NULL != mImpl->mEventData )
4074 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
4076 // Update the cursor if it's in editing mode.
4077 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
4079 mImpl->mEventData->mUpdateCursorPosition = true;
4084 void Controller::ResetScrollPosition()
4086 if( NULL != mImpl->mEventData )
4088 // Reset the scroll position.
4089 mImpl->mModel->mScrollPosition = Vector2::ZERO;
4090 mImpl->mEventData->mScrollAfterUpdatePosition = true;
4094 void Controller::SetControlInterface( ControlInterface* controlInterface )
4096 mImpl->mControlInterface = controlInterface;
4099 bool Controller::ShouldClearFocusOnEscape() const
4101 return mImpl->mShouldClearFocusOnEscape;
4104 // private : Private contructors & copy operator.
4106 Controller::Controller()
4109 mImpl = new Controller::Impl( NULL, NULL );
4112 Controller::Controller( ControlInterface* controlInterface )
4114 mImpl = new Controller::Impl( controlInterface, NULL );
4117 Controller::Controller( ControlInterface* controlInterface,
4118 EditableControlInterface* editableControlInterface )
4120 mImpl = new Controller::Impl( controlInterface,
4121 editableControlInterface );
4124 // The copy constructor and operator are left unimplemented.
4126 // protected : Destructor.
4128 Controller::~Controller()
4135 } // namespace Toolkit