2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/text/text-controller.h>
24 #include <dali/public-api/adaptor-framework/key.h>
25 #include <dali/integration-api/debug.h>
26 #include <dali/devel-api/adaptor-framework/clipboard-event-notifier.h>
27 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <dali/devel-api/adaptor-framework/key-devel.h>
31 #include <dali-toolkit/public-api/controls/text-controls/placeholder-properties.h>
32 #include <dali-toolkit/internal/text/bidirectional-support.h>
33 #include <dali-toolkit/internal/text/character-set-conversion.h>
34 #include <dali-toolkit/internal/text/layouts/layout-parameters.h>
35 #include <dali-toolkit/internal/text/markup-processor.h>
36 #include <dali-toolkit/internal/text/multi-language-support.h>
37 #include <dali-toolkit/internal/text/text-controller-impl.h>
38 #include <dali-toolkit/internal/text/text-editable-control-interface.h>
39 #include <dali-toolkit/internal/text/text-font-style.h>
44 #if defined(DEBUG_ENABLED)
45 Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
48 const float MAX_FLOAT = std::numeric_limits<float>::max();
50 const std::string EMPTY_STRING("");
52 const std::string KEY_C_NAME = "c";
53 const std::string KEY_V_NAME = "v";
54 const std::string KEY_X_NAME = "x";
56 const char * const PLACEHOLDER_TEXT = "text";
57 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
58 const char * const PLACEHOLDER_COLOR = "color";
59 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
60 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
61 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
62 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
63 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
65 float ConvertToEven( float value )
67 int intValue(static_cast<int>( value ));
68 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
83 * @brief Adds a new font description run for the selected text.
85 * The new font parameters are added after the call to this method.
87 * @param[in] eventData The event data pointer.
88 * @param[in] logicalModel The logical model where to add the new font description run.
89 * @param[out] startOfSelectedText Index to the first selected character.
90 * @param[out] lengthOfSelectedText Number of selected characters.
92 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
93 LogicalModelPtr logicalModel,
94 CharacterIndex& startOfSelectedText,
95 Length& lengthOfSelectedText )
97 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
99 // Get start and end position of selection
100 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
101 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
104 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
105 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
107 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
109 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
110 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
112 // Recalculate the selection highlight as the metrics may have changed.
113 eventData->mUpdateLeftSelectionPosition = true;
114 eventData->mUpdateRightSelectionPosition = true;
115 eventData->mUpdateHighlightBox = true;
117 return fontDescriptionRun;
120 // public : Constructor.
122 ControllerPtr Controller::New()
124 return ControllerPtr( new Controller() );
127 ControllerPtr Controller::New( ControlInterface* controlInterface )
129 return ControllerPtr( new Controller( controlInterface ) );
132 ControllerPtr Controller::New( ControlInterface* controlInterface,
133 EditableControlInterface* editableControlInterface )
135 return ControllerPtr( new Controller( controlInterface,
136 editableControlInterface ) );
139 // public : Configure the text controller.
141 void Controller::EnableTextInput( DecoratorPtr decorator )
145 delete mImpl->mEventData;
146 mImpl->mEventData = NULL;
148 // Nothing else to do.
152 if( NULL == mImpl->mEventData )
154 mImpl->mEventData = new EventData( decorator );
158 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
160 // Metrics for bitmap & vector based glyphs are different
161 mImpl->mMetrics->SetGlyphType( glyphType );
163 // Clear the font-specific data
166 mImpl->RequestRelayout();
169 void Controller::SetMarkupProcessorEnabled( bool enable )
171 mImpl->mMarkupProcessorEnabled = enable;
174 bool Controller::IsMarkupProcessorEnabled() const
176 return mImpl->mMarkupProcessorEnabled;
179 void Controller::SetAutoScrollEnabled( bool enable )
181 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled[%s] SingleBox[%s]-> [%p]\n", (enable)?"true":"false", ( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX)?"true":"false", this );
183 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
187 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
188 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
198 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
199 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
206 mImpl->mIsAutoScrollEnabled = enable;
207 mImpl->RequestRelayout();
211 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
212 mImpl->mIsAutoScrollEnabled = false;
216 bool Controller::IsAutoScrollEnabled() const
218 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
220 return mImpl->mIsAutoScrollEnabled;
223 CharacterDirection Controller::GetAutoScrollDirection() const
225 return mImpl->mIsTextDirectionRTL;
228 float Controller::GetAutoScrollLineAlignment() const
232 if( mImpl->mModel->mVisualModel &&
233 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
235 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
241 void Controller::SetHorizontalScrollEnabled( bool enable )
243 if( ( NULL != mImpl->mEventData ) &&
244 mImpl->mEventData->mDecorator )
246 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
249 bool Controller::IsHorizontalScrollEnabled() const
251 if( ( NULL != mImpl->mEventData ) &&
252 mImpl->mEventData->mDecorator )
254 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
260 void Controller::SetVerticalScrollEnabled( bool enable )
262 if( ( NULL != mImpl->mEventData ) &&
263 mImpl->mEventData->mDecorator )
265 if( mImpl->mEventData->mDecorator )
267 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
272 bool Controller::IsVerticalScrollEnabled() const
274 if( ( NULL != mImpl->mEventData ) &&
275 mImpl->mEventData->mDecorator )
277 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
283 void Controller::SetSmoothHandlePanEnabled( bool enable )
285 if( ( NULL != mImpl->mEventData ) &&
286 mImpl->mEventData->mDecorator )
288 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
292 bool Controller::IsSmoothHandlePanEnabled() const
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
303 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
305 mImpl->mMaximumNumberOfCharacters = maxCharacters;
308 int Controller::GetMaximumNumberOfCharacters()
310 return mImpl->mMaximumNumberOfCharacters;
313 void Controller::SetEnableCursorBlink( bool enable )
315 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
317 if( NULL != mImpl->mEventData )
319 mImpl->mEventData->mCursorBlinkEnabled = enable;
322 mImpl->mEventData->mDecorator )
324 mImpl->mEventData->mDecorator->StopCursorBlink();
329 bool Controller::GetEnableCursorBlink() const
331 if( NULL != mImpl->mEventData )
333 return mImpl->mEventData->mCursorBlinkEnabled;
339 void Controller::SetMultiLineEnabled( bool enable )
341 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
343 if( layout != mImpl->mLayoutEngine.GetLayout() )
345 // Set the layout type.
346 mImpl->mLayoutEngine.SetLayout( layout );
348 // Set the flags to redo the layout operations
349 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
354 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
355 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
357 mImpl->RequestRelayout();
361 bool Controller::IsMultiLineEnabled() const
363 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
366 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
368 if( alignment != mImpl->mModel->mHorizontalAlignment )
370 // Set the alignment.
371 mImpl->mModel->mHorizontalAlignment = alignment;
373 // Set the flag to redo the alignment operation.
374 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
376 mImpl->RequestRelayout();
380 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
382 return mImpl->mModel->mHorizontalAlignment;
385 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
387 if( alignment != mImpl->mModel->mVerticalAlignment )
389 // Set the alignment.
390 mImpl->mModel->mVerticalAlignment = alignment;
392 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
394 mImpl->RequestRelayout();
398 VerticalAlignment::Type Controller::GetVerticalAlignment() const
400 return mImpl->mModel->mVerticalAlignment;
403 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
405 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
407 // Set the text wrap mode.
408 mImpl->mModel->mLineWrapMode = lineWrapMode;
411 // Update Text layout for applying wrap mode
412 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
417 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
418 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
419 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
422 mImpl->RequestRelayout();
426 Text::LineWrap::Mode Controller::GetLineWrapMode() const
428 return mImpl->mModel->mLineWrapMode;
431 void Controller::SetTextElideEnabled( bool enabled )
433 mImpl->mModel->mElideEnabled = enabled;
436 bool Controller::IsTextElideEnabled() const
438 return mImpl->mModel->mElideEnabled;
441 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
443 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
444 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
446 // Update placeholder if there is no text
447 if( mImpl->IsShowingPlaceholderText() ||
448 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
450 ShowPlaceholderText();
454 bool Controller::IsPlaceholderTextElideEnabled() const
456 return mImpl->mEventData->mIsPlaceholderElideEnabled;
459 void Controller::SetSelectionEnabled( bool enabled )
461 mImpl->mEventData->mSelectionEnabled = enabled;
464 bool Controller::IsSelectionEnabled() const
466 return mImpl->mEventData->mSelectionEnabled;
469 void Controller::SetShiftSelectionEnabled( bool enabled )
471 mImpl->mEventData->mShiftSelectionFlag = enabled;
474 bool Controller::IsShiftSelectionEnabled() const
476 return mImpl->mEventData->mShiftSelectionFlag;
481 void Controller::SetText( const std::string& text )
483 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
485 // Reset keyboard as text changed
486 mImpl->ResetImfManager();
488 // Remove the previously set text and style.
494 CharacterIndex lastCursorIndex = 0u;
496 if( NULL != mImpl->mEventData )
498 // If popup shown then hide it by switching to Editing state
499 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
500 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
501 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
502 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
504 mImpl->ChangeState( EventData::EDITING );
510 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
512 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
513 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
515 Length textSize = 0u;
516 const uint8_t* utf8 = NULL;
517 if( mImpl->mMarkupProcessorEnabled )
519 ProcessMarkupString( text, markupProcessData );
520 textSize = markupProcessData.markupProcessedText.size();
522 // This is a bit horrible but std::string returns a (signed) char*
523 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
527 textSize = text.size();
529 // This is a bit horrible but std::string returns a (signed) char*
530 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
533 // Convert text into UTF-32
534 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
535 utf32Characters.Resize( textSize );
537 // Transform a text array encoded in utf8 into an array encoded in utf32.
538 // It returns the actual number of characters.
539 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
540 utf32Characters.Resize( characterCount );
542 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
543 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
545 // The characters to be added.
546 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
548 // To reset the cursor position
549 lastCursorIndex = characterCount;
551 // Update the rest of the model during size negotiation
552 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
554 // The natural size needs to be re-calculated.
555 mImpl->mRecalculateNaturalSize = true;
557 // The text direction needs to be updated.
558 mImpl->mUpdateTextDirection = true;
560 // Apply modifications to the model
561 mImpl->mOperationsPending = ALL_OPERATIONS;
565 ShowPlaceholderText();
568 // Resets the cursor position.
569 ResetCursorPosition( lastCursorIndex );
571 // Scrolls the text to make the cursor visible.
572 ResetScrollPosition();
574 mImpl->RequestRelayout();
576 if( NULL != mImpl->mEventData )
578 // Cancel previously queued events
579 mImpl->mEventData->mEventQueue.clear();
582 // Do this last since it provides callbacks into application code.
583 if( NULL != mImpl->mEditableControlInterface )
585 mImpl->mEditableControlInterface->TextChanged();
589 void Controller::GetText( std::string& text ) const
591 if( !mImpl->IsShowingPlaceholderText() )
593 // Retrieves the text string.
594 mImpl->GetText( 0u, text );
598 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
602 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
604 if( NULL != mImpl->mEventData )
606 if( PLACEHOLDER_TYPE_INACTIVE == type )
608 mImpl->mEventData->mPlaceholderTextInactive = text;
612 mImpl->mEventData->mPlaceholderTextActive = text;
615 // Update placeholder if there is no text
616 if( mImpl->IsShowingPlaceholderText() ||
617 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
619 ShowPlaceholderText();
624 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
626 if( NULL != mImpl->mEventData )
628 if( PLACEHOLDER_TYPE_INACTIVE == type )
630 text = mImpl->mEventData->mPlaceholderTextInactive;
634 text = mImpl->mEventData->mPlaceholderTextActive;
639 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
641 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
643 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
645 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
646 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
650 mImpl->RequestRelayout();
654 // public : Default style & Input style
656 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
658 if( NULL == mImpl->mFontDefaults )
660 mImpl->mFontDefaults = new FontDefaults();
663 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
664 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
665 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
667 // Clear the font-specific data
670 mImpl->RequestRelayout();
673 const std::string& Controller::GetDefaultFontFamily() const
675 if( NULL != mImpl->mFontDefaults )
677 return mImpl->mFontDefaults->mFontDescription.family;
683 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
685 if( NULL != mImpl->mEventData )
687 if( NULL == mImpl->mEventData->mPlaceholderFont )
689 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
692 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
693 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
694 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
696 mImpl->RequestRelayout();
700 const std::string& Controller::GetPlaceholderFontFamily() const
702 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
704 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
710 void Controller::SetDefaultFontWeight( FontWeight weight )
712 if( NULL == mImpl->mFontDefaults )
714 mImpl->mFontDefaults = new FontDefaults();
717 mImpl->mFontDefaults->mFontDescription.weight = weight;
718 mImpl->mFontDefaults->weightDefined = true;
720 // Clear the font-specific data
723 mImpl->RequestRelayout();
726 bool Controller::IsDefaultFontWeightDefined() const
728 if( NULL != mImpl->mFontDefaults )
730 return mImpl->mFontDefaults->weightDefined;
736 FontWeight Controller::GetDefaultFontWeight() const
738 if( NULL != mImpl->mFontDefaults )
740 return mImpl->mFontDefaults->mFontDescription.weight;
743 return TextAbstraction::FontWeight::NORMAL;
746 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
748 if( NULL != mImpl->mEventData )
750 if( NULL == mImpl->mEventData->mPlaceholderFont )
752 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
755 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
756 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
758 mImpl->RequestRelayout();
762 bool Controller::IsPlaceholderTextFontWeightDefined() const
764 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
766 return mImpl->mEventData->mPlaceholderFont->weightDefined;
771 FontWeight Controller::GetPlaceholderTextFontWeight() const
773 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
775 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
778 return TextAbstraction::FontWeight::NORMAL;
781 void Controller::SetDefaultFontWidth( FontWidth width )
783 if( NULL == mImpl->mFontDefaults )
785 mImpl->mFontDefaults = new FontDefaults();
788 mImpl->mFontDefaults->mFontDescription.width = width;
789 mImpl->mFontDefaults->widthDefined = true;
791 // Clear the font-specific data
794 mImpl->RequestRelayout();
797 bool Controller::IsDefaultFontWidthDefined() const
799 if( NULL != mImpl->mFontDefaults )
801 return mImpl->mFontDefaults->widthDefined;
807 FontWidth Controller::GetDefaultFontWidth() const
809 if( NULL != mImpl->mFontDefaults )
811 return mImpl->mFontDefaults->mFontDescription.width;
814 return TextAbstraction::FontWidth::NORMAL;
817 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
819 if( NULL != mImpl->mEventData )
821 if( NULL == mImpl->mEventData->mPlaceholderFont )
823 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
826 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
827 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
829 mImpl->RequestRelayout();
833 bool Controller::IsPlaceholderTextFontWidthDefined() const
835 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
837 return mImpl->mEventData->mPlaceholderFont->widthDefined;
842 FontWidth Controller::GetPlaceholderTextFontWidth() const
844 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
846 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
849 return TextAbstraction::FontWidth::NORMAL;
852 void Controller::SetDefaultFontSlant( FontSlant slant )
854 if( NULL == mImpl->mFontDefaults )
856 mImpl->mFontDefaults = new FontDefaults();
859 mImpl->mFontDefaults->mFontDescription.slant = slant;
860 mImpl->mFontDefaults->slantDefined = true;
862 // Clear the font-specific data
865 mImpl->RequestRelayout();
868 bool Controller::IsDefaultFontSlantDefined() const
870 if( NULL != mImpl->mFontDefaults )
872 return mImpl->mFontDefaults->slantDefined;
877 FontSlant Controller::GetDefaultFontSlant() const
879 if( NULL != mImpl->mFontDefaults )
881 return mImpl->mFontDefaults->mFontDescription.slant;
884 return TextAbstraction::FontSlant::NORMAL;
887 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
889 if( NULL != mImpl->mEventData )
891 if( NULL == mImpl->mEventData->mPlaceholderFont )
893 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
896 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
897 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
899 mImpl->RequestRelayout();
903 bool Controller::IsPlaceholderTextFontSlantDefined() const
905 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
907 return mImpl->mEventData->mPlaceholderFont->slantDefined;
912 FontSlant Controller::GetPlaceholderTextFontSlant() const
914 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
916 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
919 return TextAbstraction::FontSlant::NORMAL;
922 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
924 if( NULL == mImpl->mFontDefaults )
926 mImpl->mFontDefaults = new FontDefaults();
933 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
934 mImpl->mFontDefaults->sizeDefined = true;
939 // Point size = Pixel size * 72.f / DPI
940 unsigned int horizontalDpi = 0u;
941 unsigned int verticalDpi = 0u;
942 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
943 fontClient.GetDpi( horizontalDpi, verticalDpi );
945 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
946 mImpl->mFontDefaults->sizeDefined = true;
951 // Clear the font-specific data
954 mImpl->RequestRelayout();
957 float Controller::GetDefaultFontSize( FontSizeType type ) const
960 if( NULL != mImpl->mFontDefaults )
966 value = mImpl->mFontDefaults->mDefaultPointSize;
971 // Pixel size = Point size * DPI / 72.f
972 unsigned int horizontalDpi = 0u;
973 unsigned int verticalDpi = 0u;
974 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
975 fontClient.GetDpi( horizontalDpi, verticalDpi );
977 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
987 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
989 if( NULL != mImpl->mEventData )
991 if( NULL == mImpl->mEventData->mPlaceholderFont )
993 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1000 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1001 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1002 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1007 // Point size = Pixel size * 72.f / DPI
1008 unsigned int horizontalDpi = 0u;
1009 unsigned int verticalDpi = 0u;
1010 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1011 fontClient.GetDpi( horizontalDpi, verticalDpi );
1013 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1014 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1015 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1020 mImpl->RequestRelayout();
1024 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1027 if( NULL != mImpl->mEventData )
1033 if( NULL != mImpl->mEventData->mPlaceholderFont )
1035 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1039 // If the placeholder text font size is not set, then return the default font size.
1040 value = GetDefaultFontSize( POINT_SIZE );
1046 if( NULL != mImpl->mEventData->mPlaceholderFont )
1048 // Pixel size = Point size * DPI / 72.f
1049 unsigned int horizontalDpi = 0u;
1050 unsigned int verticalDpi = 0u;
1051 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1052 fontClient.GetDpi( horizontalDpi, verticalDpi );
1054 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1058 // If the placeholder text font size is not set, then return the default font size.
1059 value = GetDefaultFontSize( PIXEL_SIZE );
1070 void Controller::SetDefaultColor( const Vector4& color )
1072 mImpl->mTextColor = color;
1074 if( !mImpl->IsShowingPlaceholderText() )
1076 mImpl->mModel->mVisualModel->SetTextColor( color );
1078 mImpl->RequestRelayout();
1082 const Vector4& Controller::GetDefaultColor() const
1084 return mImpl->mTextColor;
1087 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1089 if( NULL != mImpl->mEventData )
1091 mImpl->mEventData->mPlaceholderTextColor = textColor;
1094 if( mImpl->IsShowingPlaceholderText() )
1096 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1097 mImpl->RequestRelayout();
1101 const Vector4& Controller::GetPlaceholderTextColor() const
1103 if( NULL != mImpl->mEventData )
1105 return mImpl->mEventData->mPlaceholderTextColor;
1108 return Color::BLACK;
1111 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1113 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1115 mImpl->RequestRelayout();
1118 const Vector2& Controller::GetShadowOffset() const
1120 return mImpl->mModel->mVisualModel->GetShadowOffset();
1123 void Controller::SetShadowColor( const Vector4& shadowColor )
1125 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1127 mImpl->RequestRelayout();
1130 const Vector4& Controller::GetShadowColor() const
1132 return mImpl->mModel->mVisualModel->GetShadowColor();
1135 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1137 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1139 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1141 mImpl->RequestRelayout();
1145 const float& Controller::GetShadowBlurRadius() const
1147 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1150 void Controller::SetUnderlineColor( const Vector4& color )
1152 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1154 mImpl->RequestRelayout();
1157 const Vector4& Controller::GetUnderlineColor() const
1159 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1162 void Controller::SetUnderlineEnabled( bool enabled )
1164 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1166 mImpl->RequestRelayout();
1169 bool Controller::IsUnderlineEnabled() const
1171 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1174 void Controller::SetUnderlineHeight( float height )
1176 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1178 mImpl->RequestRelayout();
1181 float Controller::GetUnderlineHeight() const
1183 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1186 void Controller::SetOutlineColor( const Vector4& color )
1188 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1190 mImpl->RequestRelayout();
1193 const Vector4& Controller::GetOutlineColor() const
1195 return mImpl->mModel->mVisualModel->GetOutlineColor();
1198 void Controller::SetOutlineWidth( unsigned int width )
1200 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1202 mImpl->RequestRelayout();
1205 unsigned int Controller::GetOutlineWidth() const
1207 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1210 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1212 if( NULL == mImpl->mEmbossDefaults )
1214 mImpl->mEmbossDefaults = new EmbossDefaults();
1217 mImpl->mEmbossDefaults->properties = embossProperties;
1220 const std::string& Controller::GetDefaultEmbossProperties() const
1222 if( NULL != mImpl->mEmbossDefaults )
1224 return mImpl->mEmbossDefaults->properties;
1227 return EMPTY_STRING;
1230 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1232 if( NULL == mImpl->mOutlineDefaults )
1234 mImpl->mOutlineDefaults = new OutlineDefaults();
1237 mImpl->mOutlineDefaults->properties = outlineProperties;
1240 const std::string& Controller::GetDefaultOutlineProperties() const
1242 if( NULL != mImpl->mOutlineDefaults )
1244 return mImpl->mOutlineDefaults->properties;
1247 return EMPTY_STRING;
1250 bool Controller::SetDefaultLineSpacing( float lineSpacing )
1252 if( std::abs(lineSpacing - mImpl->mLayoutEngine.GetDefaultLineSpacing()) > Math::MACHINE_EPSILON_1000 )
1254 mImpl->mLayoutEngine.SetDefaultLineSpacing(lineSpacing);
1255 mImpl->mRecalculateNaturalSize = true;
1261 float Controller::GetDefaultLineSpacing() const
1263 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1266 void Controller::SetInputColor( const Vector4& color )
1268 if( NULL != mImpl->mEventData )
1270 mImpl->mEventData->mInputStyle.textColor = color;
1271 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1273 if( EventData::SELECTING == mImpl->mEventData->mState )
1275 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1277 // Get start and end position of selection
1278 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1279 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1281 // Add the color run.
1282 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1283 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1285 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1286 colorRun.color = color;
1287 colorRun.characterRun.characterIndex = startOfSelectedText;
1288 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1290 // Request to relayout.
1291 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1292 mImpl->RequestRelayout();
1294 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1295 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1296 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1301 const Vector4& Controller::GetInputColor() const
1303 if( NULL != mImpl->mEventData )
1305 return mImpl->mEventData->mInputStyle.textColor;
1308 // Return the default text's color if there is no EventData.
1309 return mImpl->mTextColor;
1313 void Controller::SetInputFontFamily( const std::string& fontFamily )
1315 if( NULL != mImpl->mEventData )
1317 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1318 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1320 if( EventData::SELECTING == mImpl->mEventData->mState )
1322 CharacterIndex startOfSelectedText = 0u;
1323 Length lengthOfSelectedText = 0u;
1324 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1325 mImpl->mModel->mLogicalModel,
1326 startOfSelectedText,
1327 lengthOfSelectedText );
1329 fontDescriptionRun.familyLength = fontFamily.size();
1330 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1331 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1332 fontDescriptionRun.familyDefined = true;
1334 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1336 // Request to relayout.
1337 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1342 UPDATE_LAYOUT_SIZE |
1345 mImpl->mRecalculateNaturalSize = true;
1346 mImpl->RequestRelayout();
1348 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1349 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1350 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1352 // As the font changes, recalculate the handle positions is needed.
1353 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1354 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1355 mImpl->mEventData->mUpdateHighlightBox = true;
1356 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1361 const std::string& Controller::GetInputFontFamily() const
1363 if( NULL != mImpl->mEventData )
1365 return mImpl->mEventData->mInputStyle.familyName;
1368 // Return the default font's family if there is no EventData.
1369 return GetDefaultFontFamily();
1372 void Controller::SetInputFontWeight( FontWeight weight )
1374 if( NULL != mImpl->mEventData )
1376 mImpl->mEventData->mInputStyle.weight = weight;
1377 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1379 if( EventData::SELECTING == mImpl->mEventData->mState )
1381 CharacterIndex startOfSelectedText = 0u;
1382 Length lengthOfSelectedText = 0u;
1383 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1384 mImpl->mModel->mLogicalModel,
1385 startOfSelectedText,
1386 lengthOfSelectedText );
1388 fontDescriptionRun.weight = weight;
1389 fontDescriptionRun.weightDefined = true;
1391 // Request to relayout.
1392 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1397 UPDATE_LAYOUT_SIZE |
1400 mImpl->mRecalculateNaturalSize = true;
1401 mImpl->RequestRelayout();
1403 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1404 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1405 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1407 // As the font might change, recalculate the handle positions is needed.
1408 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1409 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1410 mImpl->mEventData->mUpdateHighlightBox = true;
1411 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1416 bool Controller::IsInputFontWeightDefined() const
1418 bool defined = false;
1420 if( NULL != mImpl->mEventData )
1422 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1428 FontWeight Controller::GetInputFontWeight() const
1430 if( NULL != mImpl->mEventData )
1432 return mImpl->mEventData->mInputStyle.weight;
1435 return GetDefaultFontWeight();
1438 void Controller::SetInputFontWidth( FontWidth width )
1440 if( NULL != mImpl->mEventData )
1442 mImpl->mEventData->mInputStyle.width = width;
1443 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1445 if( EventData::SELECTING == mImpl->mEventData->mState )
1447 CharacterIndex startOfSelectedText = 0u;
1448 Length lengthOfSelectedText = 0u;
1449 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1450 mImpl->mModel->mLogicalModel,
1451 startOfSelectedText,
1452 lengthOfSelectedText );
1454 fontDescriptionRun.width = width;
1455 fontDescriptionRun.widthDefined = true;
1457 // Request to relayout.
1458 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1463 UPDATE_LAYOUT_SIZE |
1466 mImpl->mRecalculateNaturalSize = true;
1467 mImpl->RequestRelayout();
1469 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1470 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1471 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1473 // As the font might change, recalculate the handle positions is needed.
1474 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1475 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1476 mImpl->mEventData->mUpdateHighlightBox = true;
1477 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1482 bool Controller::IsInputFontWidthDefined() const
1484 bool defined = false;
1486 if( NULL != mImpl->mEventData )
1488 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1494 FontWidth Controller::GetInputFontWidth() const
1496 if( NULL != mImpl->mEventData )
1498 return mImpl->mEventData->mInputStyle.width;
1501 return GetDefaultFontWidth();
1504 void Controller::SetInputFontSlant( FontSlant slant )
1506 if( NULL != mImpl->mEventData )
1508 mImpl->mEventData->mInputStyle.slant = slant;
1509 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1511 if( EventData::SELECTING == mImpl->mEventData->mState )
1513 CharacterIndex startOfSelectedText = 0u;
1514 Length lengthOfSelectedText = 0u;
1515 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1516 mImpl->mModel->mLogicalModel,
1517 startOfSelectedText,
1518 lengthOfSelectedText );
1520 fontDescriptionRun.slant = slant;
1521 fontDescriptionRun.slantDefined = true;
1523 // Request to relayout.
1524 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1529 UPDATE_LAYOUT_SIZE |
1532 mImpl->mRecalculateNaturalSize = true;
1533 mImpl->RequestRelayout();
1535 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1536 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1537 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1539 // As the font might change, recalculate the handle positions is needed.
1540 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1541 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1542 mImpl->mEventData->mUpdateHighlightBox = true;
1543 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1548 bool Controller::IsInputFontSlantDefined() const
1550 bool defined = false;
1552 if( NULL != mImpl->mEventData )
1554 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1560 FontSlant Controller::GetInputFontSlant() const
1562 if( NULL != mImpl->mEventData )
1564 return mImpl->mEventData->mInputStyle.slant;
1567 return GetDefaultFontSlant();
1570 void Controller::SetInputFontPointSize( float size )
1572 if( NULL != mImpl->mEventData )
1574 mImpl->mEventData->mInputStyle.size = size;
1575 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1577 if( EventData::SELECTING == mImpl->mEventData->mState )
1579 CharacterIndex startOfSelectedText = 0u;
1580 Length lengthOfSelectedText = 0u;
1581 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1582 mImpl->mModel->mLogicalModel,
1583 startOfSelectedText,
1584 lengthOfSelectedText );
1586 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1587 fontDescriptionRun.sizeDefined = true;
1589 // Request to relayout.
1590 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1595 UPDATE_LAYOUT_SIZE |
1598 mImpl->mRecalculateNaturalSize = true;
1599 mImpl->RequestRelayout();
1601 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1602 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1603 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1605 // As the font might change, recalculate the handle positions is needed.
1606 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1607 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1608 mImpl->mEventData->mUpdateHighlightBox = true;
1609 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1614 float Controller::GetInputFontPointSize() const
1616 if( NULL != mImpl->mEventData )
1618 return mImpl->mEventData->mInputStyle.size;
1621 // Return the default font's point size if there is no EventData.
1622 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1625 void Controller::SetInputLineSpacing( float lineSpacing )
1627 if( NULL != mImpl->mEventData )
1629 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1630 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1634 float Controller::GetInputLineSpacing() const
1636 if( NULL != mImpl->mEventData )
1638 return mImpl->mEventData->mInputStyle.lineSpacing;
1644 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1646 if( NULL != mImpl->mEventData )
1648 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1652 const std::string& Controller::GetInputShadowProperties() const
1654 if( NULL != mImpl->mEventData )
1656 return mImpl->mEventData->mInputStyle.shadowProperties;
1659 return EMPTY_STRING;
1662 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1664 if( NULL != mImpl->mEventData )
1666 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1670 const std::string& Controller::GetInputUnderlineProperties() const
1672 if( NULL != mImpl->mEventData )
1674 return mImpl->mEventData->mInputStyle.underlineProperties;
1677 return EMPTY_STRING;
1680 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1682 if( NULL != mImpl->mEventData )
1684 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1688 const std::string& Controller::GetInputEmbossProperties() const
1690 if( NULL != mImpl->mEventData )
1692 return mImpl->mEventData->mInputStyle.embossProperties;
1695 return GetDefaultEmbossProperties();
1698 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1700 if( NULL != mImpl->mEventData )
1702 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1706 const std::string& Controller::GetInputOutlineProperties() const
1708 if( NULL != mImpl->mEventData )
1710 return mImpl->mEventData->mInputStyle.outlineProperties;
1713 return GetDefaultOutlineProperties();
1716 void Controller::SetInputModePassword( bool passwordInput )
1718 if( NULL != mImpl->mEventData )
1720 mImpl->mEventData->mPasswordInput = passwordInput;
1724 bool Controller::IsInputModePassword()
1726 if( NULL != mImpl->mEventData )
1728 return mImpl->mEventData->mPasswordInput;
1733 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1735 if( NULL != mImpl->mEventData )
1737 mImpl->mEventData->mDoubleTapAction = action;
1741 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1743 NoTextTap::Action action = NoTextTap::NO_ACTION;
1745 if( NULL != mImpl->mEventData )
1747 action = mImpl->mEventData->mDoubleTapAction;
1753 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1755 if( NULL != mImpl->mEventData )
1757 mImpl->mEventData->mLongPressAction = action;
1761 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1763 NoTextTap::Action action = NoTextTap::NO_ACTION;
1765 if( NULL != mImpl->mEventData )
1767 action = mImpl->mEventData->mLongPressAction;
1773 bool Controller::IsUnderlineSetByString()
1775 return mImpl->mUnderlineSetByString;
1778 void Controller::UnderlineSetByString( bool setByString )
1780 mImpl->mUnderlineSetByString = setByString;
1783 bool Controller::IsShadowSetByString()
1785 return mImpl->mShadowSetByString;
1788 void Controller::ShadowSetByString( bool setByString )
1790 mImpl->mShadowSetByString = setByString;
1793 bool Controller::IsOutlineSetByString()
1795 return mImpl->mOutlineSetByString;
1798 void Controller::OutlineSetByString( bool setByString )
1800 mImpl->mOutlineSetByString = setByString;
1803 bool Controller::IsFontStyleSetByString()
1805 return mImpl->mFontStyleSetByString;
1808 void Controller::FontStyleSetByString( bool setByString )
1810 mImpl->mFontStyleSetByString = setByString;
1813 // public : Queries & retrieves.
1815 Layout::Engine& Controller::GetLayoutEngine()
1817 return mImpl->mLayoutEngine;
1820 View& Controller::GetView()
1822 return mImpl->mView;
1825 Vector3 Controller::GetNaturalSize()
1827 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1828 Vector3 naturalSize;
1830 // Make sure the model is up-to-date before layouting
1831 ProcessModifyEvents();
1833 if( mImpl->mRecalculateNaturalSize )
1835 // Operations that can be done only once until the text changes.
1836 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1843 GET_GLYPH_METRICS );
1845 // Set the update info to relayout the whole text.
1846 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1847 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1849 // Make sure the model is up-to-date before layouting
1850 mImpl->UpdateModel( onlyOnceOperations );
1852 // Layout the text for the new width.
1853 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1855 // Store the actual control's size to restore later.
1856 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1858 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1859 static_cast<OperationsMask>( onlyOnceOperations |
1861 naturalSize.GetVectorXY() );
1863 // Do not do again the only once operations.
1864 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1866 // Do the size related operations again.
1867 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1870 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1872 // Stores the natural size to avoid recalculate it again
1873 // unless the text/style changes.
1874 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1876 mImpl->mRecalculateNaturalSize = false;
1878 // Clear the update info. This info will be set the next time the text is updated.
1879 mImpl->mTextUpdateInfo.Clear();
1881 // Restore the actual control's size.
1882 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1884 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1888 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1890 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1893 naturalSize.x = ConvertToEven( naturalSize.x );
1894 naturalSize.y = ConvertToEven( naturalSize.y );
1899 float Controller::GetHeightForWidth( float width )
1901 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1902 // Make sure the model is up-to-date before layouting
1903 ProcessModifyEvents();
1906 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1907 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1908 mImpl->mTextUpdateInfo.mClearAll )
1910 // Operations that can be done only once until the text changes.
1911 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1918 GET_GLYPH_METRICS );
1920 // Set the update info to relayout the whole text.
1921 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1922 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1924 // Make sure the model is up-to-date before layouting
1925 mImpl->UpdateModel( onlyOnceOperations );
1928 // Layout the text for the new width.
1929 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1931 // Store the actual control's width.
1932 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1934 DoRelayout( Size( width, MAX_FLOAT ),
1935 static_cast<OperationsMask>( onlyOnceOperations |
1939 // Do not do again the only once operations.
1940 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1942 // Do the size related operations again.
1943 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1947 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1949 // Clear the update info. This info will be set the next time the text is updated.
1950 mImpl->mTextUpdateInfo.Clear();
1952 // Restore the actual control's width.
1953 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1955 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1959 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1960 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1963 return layoutSize.height;
1966 int Controller::GetLineCount( float width )
1968 GetHeightForWidth( width );
1969 int numberofLines = mImpl->mModel->GetNumberOfLines();
1970 return numberofLines;
1973 const ModelInterface* const Controller::GetTextModel() const
1975 return mImpl->mModel.Get();
1978 float Controller::GetScrollAmountByUserInput()
1980 float scrollAmount = 0.0f;
1982 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1984 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1985 mImpl->mEventData->mCheckScrollAmount = false;
1987 return scrollAmount;
1990 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
1992 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
1995 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
1996 layoutHeight = layout.height;
1997 scrollPosition = mImpl->mModel->mScrollPosition.y;
1998 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2002 void Controller::SetHiddenInputOption(const Property::Map& options )
2004 if( NULL == mImpl->mHiddenInput )
2006 mImpl->mHiddenInput = new HiddenText( this );
2008 mImpl->mHiddenInput->SetProperties(options);
2011 void Controller::GetHiddenInputOption(Property::Map& options )
2013 if( NULL != mImpl->mHiddenInput )
2015 mImpl->mHiddenInput->GetProperties(options);
2019 void Controller::SetPlaceholderProperty( const Property::Map& map )
2021 const Property::Map::SizeType count = map.Count();
2023 for( Property::Map::SizeType position = 0; position < count; ++position )
2025 KeyValuePair keyValue = map.GetKeyValue( position );
2026 Property::Key& key = keyValue.first;
2027 Property::Value& value = keyValue.second;
2029 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2031 std::string text = "";
2033 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2035 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2037 std::string text = "";
2039 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2041 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2044 value.Get( textColor );
2045 if( GetPlaceholderTextColor() != textColor )
2047 SetPlaceholderTextColor( textColor );
2050 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2052 std::string fontFamily = "";
2053 value.Get( fontFamily );
2054 SetPlaceholderFontFamily( fontFamily );
2056 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2058 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2060 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2063 value.Get( pointSize );
2064 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2066 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2069 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2072 value.Get( pixelSize );
2073 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2075 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2078 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2081 value.Get( ellipsis );
2082 SetPlaceholderTextElideEnabled( ellipsis );
2087 void Controller::GetPlaceholderProperty( Property::Map& map )
2089 if( NULL != mImpl->mEventData )
2091 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2093 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2095 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2097 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2100 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2101 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2103 Property::Value fontStyleMapGet;
2104 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2105 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2107 // Choose font size : POINT_SIZE or PIXEL_SIZE
2108 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2110 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2114 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2117 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2119 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2124 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2126 // Make sure the model is up-to-date before layouting
2127 ProcessModifyEvents();
2129 if ( mImpl->mUpdateTextDirection )
2131 // Operations that can be done only once until the text changes.
2132 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( GET_SCRIPTS |
2139 // Set the update info to relayout the whole text.
2140 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
2141 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
2143 // Make sure the model is up-to-date before layouting
2144 mImpl->UpdateModel( onlyOnceOperations );
2146 Vector3 naturalSize;
2147 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
2148 static_cast<OperationsMask>( onlyOnceOperations |
2149 LAYOUT | REORDER | UPDATE_DIRECTION ),
2150 naturalSize.GetVectorXY() );
2152 // Clear the update info. This info will be set the next time the text is updated.
2153 mImpl->mTextUpdateInfo.Clear();
2155 mImpl->mUpdateTextDirection = false;
2158 return mImpl->mIsTextDirectionRTL ? Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT : Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2161 Toolkit::DevelText::VerticalLineAlignment::Type Controller::GetVerticalLineAlignment() const
2163 return mImpl->mModel->GetVerticalLineAlignment();
2166 void Controller::SetVerticalLineAlignment( Toolkit::DevelText::VerticalLineAlignment::Type alignment )
2168 mImpl->mModel->mVerticalLineAlignment = alignment;
2171 // public : Relayout.
2173 Controller::UpdateTextType Controller::Relayout( const Size& size )
2175 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2177 UpdateTextType updateTextType = NONE_UPDATED;
2179 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2181 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2183 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2184 updateTextType = MODEL_UPDATED;
2187 // Clear the update info. This info will be set the next time the text is updated.
2188 mImpl->mTextUpdateInfo.Clear();
2190 // Not worth to relayout if width or height is equal to zero.
2191 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2193 return updateTextType;
2196 // Whether a new size has been set.
2197 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2201 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2203 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2204 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2205 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2207 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2210 // Layout operations that need to be done if the size changes.
2211 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2214 UPDATE_LAYOUT_SIZE |
2216 // Set the update info to relayout the whole text.
2217 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2218 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2220 // Store the size used to layout the text.
2221 mImpl->mModel->mVisualModel->mControlSize = size;
2224 // Whether there are modify events.
2225 if( 0u != mImpl->mModifyEvents.Count() )
2227 // Style operations that need to be done if the text is modified.
2228 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2232 // Set the update info to elide the text.
2233 if( mImpl->mModel->mElideEnabled ||
2234 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2236 // Update Text layout for applying elided
2237 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2240 UPDATE_LAYOUT_SIZE |
2242 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2243 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2246 // Make sure the model is up-to-date before layouting.
2247 ProcessModifyEvents();
2248 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2252 updated = DoRelayout( size,
2253 mImpl->mOperationsPending,
2254 layoutSize ) || updated;
2258 updateTextType = MODEL_UPDATED;
2261 // Do not re-do any operation until something changes.
2262 mImpl->mOperationsPending = NO_OPERATION;
2263 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2265 // Whether the text control is editable
2266 const bool isEditable = NULL != mImpl->mEventData;
2268 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2270 if( newSize && isEditable )
2272 offset = mImpl->mModel->mScrollPosition;
2275 if( !isEditable || !IsMultiLineEnabled() )
2277 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2278 CalculateVerticalOffset( size );
2285 // If there is a new size, the scroll position needs to be clamped.
2286 mImpl->ClampHorizontalScroll( layoutSize );
2288 // Update the decorator's positions is needed if there is a new size.
2289 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2292 // Move the cursor, grab handle etc.
2293 if( mImpl->ProcessInputEvents() )
2295 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2299 // Clear the update info. This info will be set the next time the text is updated.
2300 mImpl->mTextUpdateInfo.Clear();
2301 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2303 return updateTextType;
2306 void Controller::RequestRelayout()
2308 mImpl->RequestRelayout();
2311 // public : Input style change signals.
2313 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2315 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2318 void Controller::ProcessInputStyleChangedSignals()
2320 if( NULL == mImpl->mEventData )
2326 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2327 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2331 const InputStyle::Mask mask = *it;
2333 if( NULL != mImpl->mEditableControlInterface )
2335 // Emit the input style changed signal.
2336 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2340 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2343 // public : Text-input Event Queuing.
2345 void Controller::KeyboardFocusGainEvent()
2347 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2349 if( NULL != mImpl->mEventData )
2351 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2352 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2354 mImpl->ChangeState( EventData::EDITING );
2355 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2356 mImpl->mEventData->mUpdateInputStyle = true;
2358 mImpl->NotifyImfMultiLineStatus();
2359 if( mImpl->IsShowingPlaceholderText() )
2361 // Show alternative placeholder-text when editing
2362 ShowPlaceholderText();
2365 mImpl->RequestRelayout();
2369 void Controller::KeyboardFocusLostEvent()
2371 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2373 if( NULL != mImpl->mEventData )
2375 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2377 mImpl->ChangeState( EventData::INACTIVE );
2379 if( !mImpl->IsShowingRealText() )
2381 // Revert to regular placeholder-text when not editing
2382 ShowPlaceholderText();
2386 mImpl->RequestRelayout();
2389 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2391 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2393 bool textChanged = false;
2394 bool relayoutNeeded = false;
2396 if( ( NULL != mImpl->mEventData ) &&
2397 ( keyEvent.state == KeyEvent::Down ) )
2399 int keyCode = keyEvent.keyCode;
2400 const std::string& keyString = keyEvent.keyPressed;
2401 const std::string keyName = keyEvent.keyPressedName;
2403 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2405 // Pre-process to separate modifying events from non-modifying input events.
2408 // In some platforms arrive key events with no key code.
2412 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2417 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2418 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2419 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2420 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2422 // If don't have any text, do nothing.
2423 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2428 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2429 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2430 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2431 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2433 // Logic to determine whether this text control will lose focus or not.
2434 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition ) ||
2435 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition) ||
2436 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2437 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2438 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2439 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2444 mImpl->mEventData->mCheckScrollAmount = true;
2445 Event event( Event::CURSOR_KEY_EVENT );
2446 event.p1.mInt = keyCode;
2447 event.p2.mBool = keyEvent.IsShiftModifier();
2448 mImpl->mEventData->mEventQueue.push_back( event );
2450 // Will request for relayout.
2451 relayoutNeeded = true;
2453 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2455 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2456 // If not handle it here, any selected text will be deleted
2461 else if ( keyEvent.IsCtrlModifier() )
2463 bool consumed = false;
2464 if (keyName == KEY_C_NAME)
2466 // Ctrl-C to copy the selected text
2467 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2470 else if (keyName == KEY_V_NAME)
2472 // Ctrl-V to paste the copied text
2473 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2476 else if (keyName == KEY_X_NAME)
2478 // Ctrl-X to cut the selected text
2479 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2484 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2485 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2487 textChanged = DeleteEvent( keyCode );
2489 // Will request for relayout.
2490 relayoutNeeded = true;
2492 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2493 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2494 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2496 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2497 mImpl->ChangeState( EventData::INACTIVE );
2499 // Will request for relayout.
2500 relayoutNeeded = true;
2502 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2504 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2506 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2507 // and a character is typed after the type of a upper case latin character.
2512 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2514 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2520 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2522 // IMF manager is no longer handling key-events
2523 mImpl->ClearPreEditFlag();
2525 InsertText( keyString, COMMIT );
2528 // Will request for relayout.
2529 relayoutNeeded = true;
2532 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2533 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2535 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2536 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2537 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2539 // Should not change the state if the key is the shift send by the imf manager.
2540 // Otherwise, when the state is SELECTING the text controller can't send the right
2541 // surrounding info to the imf.
2542 mImpl->ChangeState( EventData::EDITING );
2544 // Will request for relayout.
2545 relayoutNeeded = true;
2548 if( relayoutNeeded )
2550 mImpl->RequestRelayout();
2555 ( NULL != mImpl->mEditableControlInterface ) )
2557 // Do this last since it provides callbacks into application code
2558 mImpl->mEditableControlInterface->TextChanged();
2564 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2566 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2568 if( NULL != mImpl->mEventData )
2570 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2571 EventData::State state( mImpl->mEventData->mState );
2572 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2574 if( mImpl->IsClipboardVisible() )
2576 if( EventData::INACTIVE == state || EventData::EDITING == state)
2578 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2580 relayoutNeeded = true;
2582 else if( 1u == tapCount )
2584 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2586 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2589 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2591 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2592 relayoutNeeded = true;
2596 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2598 // Hide placeholder text
2602 if( EventData::INACTIVE == state )
2604 mImpl->ChangeState( EventData::EDITING );
2606 else if( !mImpl->IsClipboardEmpty() )
2608 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2610 relayoutNeeded = true;
2613 else if( 2u == tapCount )
2615 if( mImpl->mEventData->mSelectionEnabled &&
2616 mImpl->IsShowingRealText() )
2618 relayoutNeeded = true;
2619 mImpl->mEventData->mIsLeftHandleSelected = true;
2620 mImpl->mEventData->mIsRightHandleSelected = true;
2624 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2625 if( relayoutNeeded )
2627 Event event( Event::TAP_EVENT );
2628 event.p1.mUint = tapCount;
2629 event.p2.mFloat = x;
2630 event.p3.mFloat = y;
2631 mImpl->mEventData->mEventQueue.push_back( event );
2633 mImpl->RequestRelayout();
2637 // Reset keyboard as tap event has occurred.
2638 mImpl->ResetImfManager();
2641 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2643 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2645 if( NULL != mImpl->mEventData )
2647 Event event( Event::PAN_EVENT );
2648 event.p1.mInt = state;
2649 event.p2.mFloat = displacement.x;
2650 event.p3.mFloat = displacement.y;
2651 mImpl->mEventData->mEventQueue.push_back( event );
2653 mImpl->RequestRelayout();
2657 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2659 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2661 if( ( state == Gesture::Started ) &&
2662 ( NULL != mImpl->mEventData ) )
2664 // The 1st long-press on inactive text-field is treated as tap
2665 if( EventData::INACTIVE == mImpl->mEventData->mState )
2667 mImpl->ChangeState( EventData::EDITING );
2669 Event event( Event::TAP_EVENT );
2671 event.p2.mFloat = x;
2672 event.p3.mFloat = y;
2673 mImpl->mEventData->mEventQueue.push_back( event );
2675 mImpl->RequestRelayout();
2677 else if( !mImpl->IsShowingRealText() )
2679 Event event( Event::LONG_PRESS_EVENT );
2680 event.p1.mInt = state;
2681 event.p2.mFloat = x;
2682 event.p3.mFloat = y;
2683 mImpl->mEventData->mEventQueue.push_back( event );
2684 mImpl->RequestRelayout();
2686 else if( !mImpl->IsClipboardVisible() )
2688 // Reset the imf manager to commit the pre-edit before selecting the text.
2689 mImpl->ResetImfManager();
2691 Event event( Event::LONG_PRESS_EVENT );
2692 event.p1.mInt = state;
2693 event.p2.mFloat = x;
2694 event.p3.mFloat = y;
2695 mImpl->mEventData->mEventQueue.push_back( event );
2696 mImpl->RequestRelayout();
2698 mImpl->mEventData->mIsLeftHandleSelected = true;
2699 mImpl->mEventData->mIsRightHandleSelected = true;
2704 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2706 // Whether the text needs to be relaid-out.
2707 bool requestRelayout = false;
2709 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2710 bool retrieveText = false;
2711 bool retrieveCursor = false;
2713 switch( imfEvent.eventName )
2715 case ImfManager::COMMIT:
2717 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2718 requestRelayout = true;
2719 retrieveCursor = true;
2722 case ImfManager::PREEDIT:
2724 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2725 requestRelayout = true;
2726 retrieveCursor = true;
2729 case ImfManager::DELETESURROUNDING:
2731 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2732 imfEvent.numberOfChars,
2733 DONT_UPDATE_INPUT_STYLE );
2737 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2738 !mImpl->IsPlaceholderAvailable() )
2740 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2744 ShowPlaceholderText();
2746 mImpl->mEventData->mUpdateCursorPosition = true;
2747 mImpl->mEventData->mScrollAfterDelete = true;
2749 requestRelayout = true;
2753 case ImfManager::GETSURROUNDING:
2755 retrieveText = true;
2756 retrieveCursor = true;
2759 case ImfManager::PRIVATECOMMAND:
2761 // PRIVATECOMMAND event is just for getting the private command message
2762 retrieveText = true;
2763 retrieveCursor = true;
2766 case ImfManager::VOID:
2773 if( requestRelayout )
2775 mImpl->mOperationsPending = ALL_OPERATIONS;
2776 mImpl->RequestRelayout();
2780 CharacterIndex cursorPosition = 0u;
2781 Length numberOfWhiteSpaces = 0u;
2783 if( retrieveCursor )
2785 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2787 cursorPosition = mImpl->GetLogicalCursorPosition();
2789 if( cursorPosition < numberOfWhiteSpaces )
2791 cursorPosition = 0u;
2795 cursorPosition -= numberOfWhiteSpaces;
2801 if( !mImpl->IsShowingPlaceholderText() )
2803 // Retrieves the normal text string.
2804 mImpl->GetText( numberOfWhiteSpaces, text );
2808 // When the current text is Placeholder Text, the surrounding text should be empty string.
2809 // It means DALi should send empty string ("") to IME.
2814 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2816 if( requestRelayout &&
2817 ( NULL != mImpl->mEditableControlInterface ) )
2819 // Do this last since it provides callbacks into application code
2820 mImpl->mEditableControlInterface->TextChanged();
2823 return callbackData;
2826 void Controller::PasteClipboardItemEvent()
2828 // Retrieve the clipboard contents first
2829 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2830 std::string stringToPaste( notifier.GetContent() );
2832 // Commit the current pre-edit text; the contents of the clipboard should be appended
2833 mImpl->ResetImfManager();
2835 // Temporary disable hiding clipboard
2836 mImpl->SetClipboardHideEnable( false );
2839 PasteText( stringToPaste );
2841 mImpl->SetClipboardHideEnable( true );
2844 // protected : Inherit from Text::Decorator::ControllerInterface.
2846 void Controller::GetTargetSize( Vector2& targetSize )
2848 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2851 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2853 if( NULL != mImpl->mEditableControlInterface )
2855 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2859 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2861 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2863 if( NULL != mImpl->mEventData )
2865 switch( handleType )
2869 Event event( Event::GRAB_HANDLE_EVENT );
2870 event.p1.mUint = state;
2871 event.p2.mFloat = x;
2872 event.p3.mFloat = y;
2874 mImpl->mEventData->mEventQueue.push_back( event );
2877 case LEFT_SELECTION_HANDLE:
2879 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2880 event.p1.mUint = state;
2881 event.p2.mFloat = x;
2882 event.p3.mFloat = y;
2884 mImpl->mEventData->mEventQueue.push_back( event );
2887 case RIGHT_SELECTION_HANDLE:
2889 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2890 event.p1.mUint = state;
2891 event.p2.mFloat = x;
2892 event.p3.mFloat = y;
2894 mImpl->mEventData->mEventQueue.push_back( event );
2897 case LEFT_SELECTION_HANDLE_MARKER:
2898 case RIGHT_SELECTION_HANDLE_MARKER:
2900 // Markers do not move the handles.
2903 case HANDLE_TYPE_COUNT:
2905 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2909 mImpl->RequestRelayout();
2913 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2915 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2917 if( NULL == mImpl->mEventData )
2924 case Toolkit::TextSelectionPopup::CUT:
2926 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2927 mImpl->mOperationsPending = ALL_OPERATIONS;
2929 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2930 !mImpl->IsPlaceholderAvailable() )
2932 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2936 ShowPlaceholderText();
2939 mImpl->mEventData->mUpdateCursorPosition = true;
2940 mImpl->mEventData->mScrollAfterDelete = true;
2942 mImpl->RequestRelayout();
2944 if( NULL != mImpl->mEditableControlInterface )
2946 mImpl->mEditableControlInterface->TextChanged();
2950 case Toolkit::TextSelectionPopup::COPY:
2952 mImpl->SendSelectionToClipboard( false ); // Text not modified
2954 mImpl->mEventData->mUpdateCursorPosition = true;
2956 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2959 case Toolkit::TextSelectionPopup::PASTE:
2961 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2964 case Toolkit::TextSelectionPopup::SELECT:
2966 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2968 if( mImpl->mEventData->mSelectionEnabled )
2970 // Creates a SELECT event.
2971 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2975 case Toolkit::TextSelectionPopup::SELECT_ALL:
2977 // Creates a SELECT_ALL event
2978 SelectEvent( 0.f, 0.f, true );
2981 case Toolkit::TextSelectionPopup::CLIPBOARD:
2983 mImpl->ShowClipboard();
2986 case Toolkit::TextSelectionPopup::NONE:
2994 void Controller::DisplayTimeExpired()
2996 mImpl->mEventData->mUpdateCursorPosition = true;
2997 // Apply modifications to the model
2998 mImpl->mOperationsPending = ALL_OPERATIONS;
3000 mImpl->RequestRelayout();
3003 // private : Update.
3005 void Controller::InsertText( const std::string& text, Controller::InsertType type )
3007 bool removedPrevious = false;
3008 bool removedSelected = false;
3009 bool maxLengthReached = false;
3011 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
3013 if( NULL == mImpl->mEventData )
3018 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3019 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3020 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3022 // TODO: At the moment the underline runs are only for pre-edit.
3023 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3025 // Remove the previous IMF pre-edit.
3026 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3028 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3029 mImpl->mEventData->mPreEditLength,
3030 DONT_UPDATE_INPUT_STYLE );
3032 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3033 mImpl->mEventData->mPreEditLength = 0u;
3037 // Remove the previous Selection.
3038 removedSelected = RemoveSelectedText();
3042 Vector<Character> utf32Characters;
3043 Length characterCount = 0u;
3047 // Convert text into UTF-32
3048 utf32Characters.Resize( text.size() );
3050 // This is a bit horrible but std::string returns a (signed) char*
3051 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3053 // Transform a text array encoded in utf8 into an array encoded in utf32.
3054 // It returns the actual number of characters.
3055 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3056 utf32Characters.Resize( characterCount );
3058 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3059 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3062 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3064 // The placeholder text is no longer needed
3065 if( mImpl->IsShowingPlaceholderText() )
3070 mImpl->ChangeState( EventData::EDITING );
3072 // Handle the IMF (predicitive text) state changes
3073 if( COMMIT == type )
3075 // IMF manager is no longer handling key-events
3076 mImpl->ClearPreEditFlag();
3080 if( !mImpl->mEventData->mPreEditFlag )
3082 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3084 // Record the start of the pre-edit text
3085 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3088 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3089 mImpl->mEventData->mPreEditFlag = true;
3091 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3094 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3096 // Restrict new text to fit within Maximum characters setting.
3097 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3098 maxLengthReached = ( characterCount > maxSizeOfNewText );
3100 // The cursor position.
3101 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3103 // Update the text's style.
3105 // Updates the text style runs by adding characters.
3106 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3108 // Get the character index from the cursor index.
3109 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3111 // Retrieve the text's style for the given index.
3113 mImpl->RetrieveDefaultInputStyle( style );
3114 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3116 // Whether to add a new text color run.
3117 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3119 // Whether to add a new font run.
3120 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3121 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3122 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3123 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3124 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3129 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3130 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3132 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3133 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3134 colorRun.characterRun.characterIndex = cursorIndex;
3135 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3138 if( addFontNameRun ||
3144 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3145 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3147 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3149 if( addFontNameRun )
3151 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3152 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3153 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3154 fontDescriptionRun.familyDefined = true;
3156 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3159 if( addFontWeightRun )
3161 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3162 fontDescriptionRun.weightDefined = true;
3165 if( addFontWidthRun )
3167 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3168 fontDescriptionRun.widthDefined = true;
3171 if( addFontSlantRun )
3173 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3174 fontDescriptionRun.slantDefined = true;
3177 if( addFontSizeRun )
3179 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3180 fontDescriptionRun.sizeDefined = true;
3183 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3184 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3187 // Insert at current cursor position.
3188 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3190 if( cursorIndex < numberOfCharactersInModel )
3192 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3196 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3199 // Mark the first paragraph to be updated.
3200 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3202 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3203 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3204 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3205 mImpl->mTextUpdateInfo.mClearAll = true;
3209 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3210 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3213 // Update the cursor index.
3214 cursorIndex += maxSizeOfNewText;
3216 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 );
3219 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3220 mImpl->IsPlaceholderAvailable() )
3222 // Show place-holder if empty after removing the pre-edit text
3223 ShowPlaceholderText();
3224 mImpl->mEventData->mUpdateCursorPosition = true;
3225 mImpl->ClearPreEditFlag();
3227 else if( removedPrevious ||
3229 ( 0 != utf32Characters.Count() ) )
3231 // Queue an inserted event
3232 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3234 mImpl->mEventData->mUpdateCursorPosition = true;
3235 if( removedSelected )
3237 mImpl->mEventData->mScrollAfterDelete = true;
3241 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3245 if( maxLengthReached )
3247 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3249 mImpl->ResetImfManager();
3251 if( NULL != mImpl->mEditableControlInterface )
3253 // Do this last since it provides callbacks into application code
3254 mImpl->mEditableControlInterface->MaxLengthReached();
3259 void Controller::PasteText( const std::string& stringToPaste )
3261 InsertText( stringToPaste, Text::Controller::COMMIT );
3262 mImpl->ChangeState( EventData::EDITING );
3263 mImpl->RequestRelayout();
3265 if( NULL != mImpl->mEditableControlInterface )
3267 // Do this last since it provides callbacks into application code
3268 mImpl->mEditableControlInterface->TextChanged();
3272 bool Controller::RemoveText( int cursorOffset,
3273 int numberOfCharacters,
3274 UpdateInputStyleType type )
3276 bool removed = false;
3278 if( NULL == mImpl->mEventData )
3283 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3284 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3286 if( !mImpl->IsShowingPlaceholderText() )
3288 // Delete at current cursor position
3289 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3290 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3292 CharacterIndex cursorIndex = 0;
3294 // Validate the cursor position & number of characters
3295 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3297 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3300 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3302 numberOfCharacters = currentText.Count() - cursorIndex;
3305 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.
3306 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) )
3308 // Mark the paragraphs to be updated.
3309 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3311 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3312 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3313 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3314 mImpl->mTextUpdateInfo.mClearAll = true;
3318 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3319 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3322 // Update the input style and remove the text's style before removing the text.
3324 if( UPDATE_INPUT_STYLE == type )
3326 // Keep a copy of the current input style.
3327 InputStyle currentInputStyle;
3328 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3330 // Set first the default input style.
3331 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3333 // Update the input style.
3334 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3336 // Compare if the input style has changed.
3337 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3339 if( hasInputStyleChanged )
3341 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3342 // Queue the input style changed signal.
3343 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3347 // Updates the text style runs by removing characters. Runs with no characters are removed.
3348 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3350 // Remove the characters.
3351 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3352 Vector<Character>::Iterator last = first + numberOfCharacters;
3354 currentText.Erase( first, last );
3356 // Cursor position retreat
3357 oldCursorIndex = cursorIndex;
3359 mImpl->mEventData->mScrollAfterDelete = true;
3361 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3369 bool Controller::RemoveSelectedText()
3371 bool textRemoved( false );
3373 if( EventData::SELECTING == mImpl->mEventData->mState )
3375 std::string removedString;
3376 mImpl->RetrieveSelection( removedString, true );
3378 if( !removedString.empty() )
3381 mImpl->ChangeState( EventData::EDITING );
3388 // private : Relayout.
3390 bool Controller::DoRelayout( const Size& size,
3391 OperationsMask operationsRequired,
3394 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3395 bool viewUpdated( false );
3397 // Calculate the operations to be done.
3398 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3400 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3401 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3403 // Get the current layout size.
3404 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3406 if( NO_OPERATION != ( LAYOUT & operations ) )
3408 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3410 // Some vectors with data needed to layout and reorder may be void
3411 // after the first time the text has been laid out.
3412 // Fill the vectors again.
3414 // Calculate the number of glyphs to layout.
3415 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3416 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3417 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3418 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3420 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3421 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3422 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3423 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3425 if( 0u == totalNumberOfGlyphs )
3427 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3429 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3432 // Nothing else to do if there is no glyphs.
3433 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3437 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3438 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3439 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3440 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3441 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3442 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3443 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3444 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3446 // Set the layout parameters.
3447 const Vector2 sizeOffset = Vector2(outlineWidth * 2.0f, outlineWidth * 2.0f); // The outline should be fit into the bounding box
3448 Layout::Parameters layoutParameters( size - sizeOffset,
3450 lineBreakInfo.Begin(),
3451 wordBreakInfo.Begin(),
3452 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3454 glyphsToCharactersMap.Begin(),
3455 charactersPerGlyph.Begin(),
3456 charactersToGlyphBuffer,
3457 glyphsPerCharacterBuffer,
3458 totalNumberOfGlyphs,
3459 mImpl->mModel->mHorizontalAlignment,
3460 mImpl->mModel->mLineWrapMode,
3463 // Resize the vector of positions to have the same size than the vector of glyphs.
3464 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3465 glyphPositions.Resize( totalNumberOfGlyphs );
3467 // Whether the last character is a new paragraph character.
3468 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3469 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3471 // The initial glyph and the number of glyphs to layout.
3472 layoutParameters.startGlyphIndex = startGlyphIndex;
3473 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3474 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3475 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3477 // Update the ellipsis
3478 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3480 if( NULL != mImpl->mEventData )
3482 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3484 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3486 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3488 // Disable ellipsis when editing
3489 elideTextEnabled = false;
3492 // Reset the scroll position in inactive state
3493 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3495 ResetScrollPosition();
3499 // Update the visual model.
3501 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3503 mImpl->mModel->mVisualModel->mLines,
3507 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3511 layoutSize = newLayoutSize;
3513 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3515 mImpl->mIsTextDirectionRTL = false;
3518 // Reorder the lines
3519 if( NO_OPERATION != ( REORDER & operations ) )
3521 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3522 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3524 // Check first if there are paragraphs with bidirectional info.
3525 if( 0u != bidirectionalInfo.Count() )
3528 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3530 // Reorder the lines.
3531 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3532 ReorderLines( bidirectionalInfo,
3534 requestedNumberOfCharacters,
3535 mImpl->mModel->mVisualModel->mLines,
3536 bidirectionalLineInfo );
3538 // Set the bidirectional info per line into the layout parameters.
3539 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3540 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3542 // Re-layout the text. Reorder those lines with right to left characters.
3543 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3545 requestedNumberOfCharacters,
3548 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3550 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3553 mImpl->mIsTextDirectionRTL = firstline->direction;
3559 // Sets the layout size.
3560 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3562 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3567 if( NO_OPERATION != ( ALIGN & operations ) )
3569 // The laid-out lines.
3570 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3572 // Need to align with the control's size as the text may contain lines
3573 // starting either with left to right text or right to left.
3574 mImpl->mLayoutEngine.Align( size,
3576 requestedNumberOfCharacters,
3577 mImpl->mModel->mHorizontalAlignment,
3579 mImpl->mModel->mAlignmentOffset );
3583 #if defined(DEBUG_ENABLED)
3584 std::string currentText;
3585 GetText( currentText );
3586 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mIsTextDirectionRTL[%s] [%s]\n", this, (mImpl->mIsTextDirectionRTL)?"true":"false", currentText.c_str() );
3588 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3592 void Controller::CalculateVerticalOffset( const Size& controlSize )
3594 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3596 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3598 // Get the line height of the default font.
3599 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3602 switch( mImpl->mModel->mVerticalAlignment )
3604 case VerticalAlignment::TOP:
3606 mImpl->mModel->mScrollPosition.y = 0.f;
3609 case VerticalAlignment::CENTER:
3611 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3614 case VerticalAlignment::BOTTOM:
3616 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3622 // private : Events.
3624 void Controller::ProcessModifyEvents()
3626 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3628 if( 0u == events.Count() )
3634 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3635 endIt = events.End();
3639 const ModifyEvent& event = *it;
3641 if( ModifyEvent::TEXT_REPLACED == event.type )
3643 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3644 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3646 TextReplacedEvent();
3648 else if( ModifyEvent::TEXT_INSERTED == event.type )
3650 TextInsertedEvent();
3652 else if( ModifyEvent::TEXT_DELETED == event.type )
3654 // Placeholder-text cannot be deleted
3655 if( !mImpl->IsShowingPlaceholderText() )
3662 if( NULL != mImpl->mEventData )
3664 // When the text is being modified, delay cursor blinking
3665 mImpl->mEventData->mDecorator->DelayCursorBlink();
3667 // Update selection position after modifying the text
3668 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3669 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3672 // Discard temporary text
3676 void Controller::TextReplacedEvent()
3678 // The natural size needs to be re-calculated.
3679 mImpl->mRecalculateNaturalSize = true;
3681 // The text direction needs to be updated.
3682 mImpl->mUpdateTextDirection = true;
3684 // Apply modifications to the model
3685 mImpl->mOperationsPending = ALL_OPERATIONS;
3688 void Controller::TextInsertedEvent()
3690 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3692 if( NULL == mImpl->mEventData )
3697 mImpl->mEventData->mCheckScrollAmount = true;
3699 // The natural size needs to be re-calculated.
3700 mImpl->mRecalculateNaturalSize = true;
3702 // The text direction needs to be updated.
3703 mImpl->mUpdateTextDirection = true;
3705 // Apply modifications to the model; TODO - Optimize this
3706 mImpl->mOperationsPending = ALL_OPERATIONS;
3709 void Controller::TextDeletedEvent()
3711 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3713 if( NULL == mImpl->mEventData )
3718 mImpl->mEventData->mCheckScrollAmount = true;
3720 // The natural size needs to be re-calculated.
3721 mImpl->mRecalculateNaturalSize = true;
3723 // The text direction needs to be updated.
3724 mImpl->mUpdateTextDirection = true;
3726 // Apply modifications to the model; TODO - Optimize this
3727 mImpl->mOperationsPending = ALL_OPERATIONS;
3730 void Controller::SelectEvent( float x, float y, bool selectAll )
3732 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3734 if( NULL != mImpl->mEventData )
3738 Event event( Event::SELECT_ALL );
3739 mImpl->mEventData->mEventQueue.push_back( event );
3743 Event event( Event::SELECT );
3744 event.p2.mFloat = x;
3745 event.p3.mFloat = y;
3746 mImpl->mEventData->mEventQueue.push_back( event );
3749 mImpl->mEventData->mCheckScrollAmount = true;
3750 mImpl->mEventData->mIsLeftHandleSelected = true;
3751 mImpl->mEventData->mIsRightHandleSelected = true;
3752 mImpl->RequestRelayout();
3756 bool Controller::DeleteEvent( int keyCode )
3758 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3760 bool removed = false;
3762 if( NULL == mImpl->mEventData )
3767 // IMF manager is no longer handling key-events
3768 mImpl->ClearPreEditFlag();
3770 if( EventData::SELECTING == mImpl->mEventData->mState )
3772 removed = RemoveSelectedText();
3774 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3776 // Remove the character before the current cursor position
3777 removed = RemoveText( -1,
3779 UPDATE_INPUT_STYLE );
3781 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3783 // Remove the character after the current cursor position
3784 removed = RemoveText( 0,
3786 UPDATE_INPUT_STYLE );
3791 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3792 !mImpl->IsPlaceholderAvailable() )
3794 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3798 ShowPlaceholderText();
3800 mImpl->mEventData->mUpdateCursorPosition = true;
3801 mImpl->mEventData->mScrollAfterDelete = true;
3807 // private : Helpers.
3809 void Controller::ResetText()
3812 mImpl->mModel->mLogicalModel->mText.Clear();
3814 // We have cleared everything including the placeholder-text
3815 mImpl->PlaceholderCleared();
3817 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3818 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3819 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3821 // Clear any previous text.
3822 mImpl->mTextUpdateInfo.mClearAll = true;
3824 // The natural size needs to be re-calculated.
3825 mImpl->mRecalculateNaturalSize = true;
3827 // The text direction needs to be updated.
3828 mImpl->mUpdateTextDirection = true;
3830 // Apply modifications to the model
3831 mImpl->mOperationsPending = ALL_OPERATIONS;
3834 void Controller::ShowPlaceholderText()
3836 if( mImpl->IsPlaceholderAvailable() )
3838 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3840 if( NULL == mImpl->mEventData )
3845 mImpl->mEventData->mIsShowingPlaceholderText = true;
3847 // Disable handles when showing place-holder text
3848 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3849 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3850 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3852 const char* text( NULL );
3855 // TODO - Switch Placeholder text when changing state
3856 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3857 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3859 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3860 size = mImpl->mEventData->mPlaceholderTextActive.size();
3864 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3865 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3868 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3869 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3871 // Reset model for showing placeholder.
3872 mImpl->mModel->mLogicalModel->mText.Clear();
3873 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3875 // Convert text into UTF-32
3876 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3877 utf32Characters.Resize( size );
3879 // This is a bit horrible but std::string returns a (signed) char*
3880 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3882 // Transform a text array encoded in utf8 into an array encoded in utf32.
3883 // It returns the actual number of characters.
3884 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3885 utf32Characters.Resize( characterCount );
3887 // The characters to be added.
3888 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3890 // Reset the cursor position
3891 mImpl->mEventData->mPrimaryCursorPosition = 0;
3893 // The natural size needs to be re-calculated.
3894 mImpl->mRecalculateNaturalSize = true;
3896 // The text direction needs to be updated.
3897 mImpl->mUpdateTextDirection = true;
3899 // Apply modifications to the model
3900 mImpl->mOperationsPending = ALL_OPERATIONS;
3902 // Update the rest of the model during size negotiation
3903 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3907 void Controller::ClearFontData()
3909 if( mImpl->mFontDefaults )
3911 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3914 // Set flags to update the model.
3915 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3916 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3917 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3919 mImpl->mTextUpdateInfo.mClearAll = true;
3920 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3921 mImpl->mRecalculateNaturalSize = true;
3923 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3929 UPDATE_LAYOUT_SIZE |
3934 void Controller::ClearStyleData()
3936 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3937 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3940 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3942 // Reset the cursor position
3943 if( NULL != mImpl->mEventData )
3945 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3947 // Update the cursor if it's in editing mode.
3948 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3950 mImpl->mEventData->mUpdateCursorPosition = true;
3955 void Controller::ResetScrollPosition()
3957 if( NULL != mImpl->mEventData )
3959 // Reset the scroll position.
3960 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3961 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3965 void Controller::SetControlInterface( ControlInterface* controlInterface )
3967 mImpl->mControlInterface = controlInterface;
3970 bool Controller::ShouldClearFocusOnEscape() const
3972 return mImpl->mShouldClearFocusOnEscape;
3975 // private : Private contructors & copy operator.
3977 Controller::Controller()
3980 mImpl = new Controller::Impl( NULL, NULL );
3983 Controller::Controller( ControlInterface* controlInterface )
3985 mImpl = new Controller::Impl( controlInterface, NULL );
3988 Controller::Controller( ControlInterface* controlInterface,
3989 EditableControlInterface* editableControlInterface )
3991 mImpl = new Controller::Impl( controlInterface,
3992 editableControlInterface );
3995 // The copy constructor and operator are left unimplemented.
3997 // protected : Destructor.
3999 Controller::~Controller()
4006 } // namespace Toolkit