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 int MAX_NUMBER_OF_CHARACTERS = 200000;
50 const float MAX_FLOAT = std::numeric_limits<float>::max();
52 const std::string EMPTY_STRING("");
54 const std::string KEY_C_NAME = "c";
55 const std::string KEY_V_NAME = "v";
56 const std::string KEY_X_NAME = "x";
58 const char * const PLACEHOLDER_TEXT = "text";
59 const char * const PLACEHOLDER_TEXT_FOCUSED = "textFocused";
60 const char * const PLACEHOLDER_COLOR = "color";
61 const char * const PLACEHOLDER_FONT_FAMILY = "fontFamily";
62 const char * const PLACEHOLDER_FONT_STYLE = "fontStyle";
63 const char * const PLACEHOLDER_POINT_SIZE = "pointSize";
64 const char * const PLACEHOLDER_PIXEL_SIZE = "pixelSize";
65 const char * const PLACEHOLDER_ELLIPSIS = "ellipsis";
67 float ConvertToEven( float value )
69 int intValue(static_cast<int>( value ));
70 return static_cast<float>(intValue % 2 == 0) ? intValue : (intValue + 1);
85 * @brief Adds a new font description run for the selected text.
87 * The new font parameters are added after the call to this method.
89 * @param[in] eventData The event data pointer.
90 * @param[in] logicalModel The logical model where to add the new font description run.
91 * @param[out] startOfSelectedText Index to the first selected character.
92 * @param[out] lengthOfSelectedText Number of selected characters.
94 FontDescriptionRun& UpdateSelectionFontStyleRun( EventData* eventData,
95 LogicalModelPtr logicalModel,
96 CharacterIndex& startOfSelectedText,
97 Length& lengthOfSelectedText )
99 const bool handlesCrossed = eventData->mLeftSelectionPosition > eventData->mRightSelectionPosition;
101 // Get start and end position of selection
102 startOfSelectedText = handlesCrossed ? eventData->mRightSelectionPosition : eventData->mLeftSelectionPosition;
103 lengthOfSelectedText = ( handlesCrossed ? eventData->mLeftSelectionPosition : eventData->mRightSelectionPosition ) - startOfSelectedText;
106 const VectorBase::SizeType numberOfRuns = logicalModel->mFontDescriptionRuns.Count();
107 logicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
109 FontDescriptionRun& fontDescriptionRun = *( logicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
111 fontDescriptionRun.characterRun.characterIndex = startOfSelectedText;
112 fontDescriptionRun.characterRun.numberOfCharacters = lengthOfSelectedText;
114 // Recalculate the selection highlight as the metrics may have changed.
115 eventData->mUpdateLeftSelectionPosition = true;
116 eventData->mUpdateRightSelectionPosition = true;
117 eventData->mUpdateHighlightBox = true;
119 return fontDescriptionRun;
122 // public : Constructor.
124 ControllerPtr Controller::New()
126 return ControllerPtr( new Controller() );
129 ControllerPtr Controller::New( ControlInterface* controlInterface )
131 return ControllerPtr( new Controller( controlInterface ) );
134 ControllerPtr Controller::New( ControlInterface* controlInterface,
135 EditableControlInterface* editableControlInterface )
137 return ControllerPtr( new Controller( controlInterface,
138 editableControlInterface ) );
141 // public : Configure the text controller.
143 void Controller::EnableTextInput( DecoratorPtr decorator )
147 delete mImpl->mEventData;
148 mImpl->mEventData = NULL;
150 // Nothing else to do.
154 if( NULL == mImpl->mEventData )
156 mImpl->mEventData = new EventData( decorator );
160 void Controller::SetGlyphType( TextAbstraction::GlyphType glyphType )
162 // Metrics for bitmap & vector based glyphs are different
163 mImpl->mMetrics->SetGlyphType( glyphType );
165 // Clear the font-specific data
168 mImpl->RequestRelayout();
171 void Controller::SetMarkupProcessorEnabled( bool enable )
173 mImpl->mMarkupProcessorEnabled = enable;
176 //If Text was already set, call the SetText again for enabling markup
183 bool Controller::IsMarkupProcessorEnabled() const
185 return mImpl->mMarkupProcessorEnabled;
188 void Controller::SetAutoScrollEnabled( bool enable )
190 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 );
192 if( mImpl->mLayoutEngine.GetLayout() == Layout::Engine::SINGLE_LINE_BOX )
196 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled for SINGLE_LINE_BOX\n" );
197 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
207 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetAutoScrollEnabled Disabling autoscroll\n");
208 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
215 mImpl->mIsAutoScrollEnabled = enable;
216 mImpl->RequestRelayout();
220 DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
221 mImpl->mIsAutoScrollEnabled = false;
225 bool Controller::IsAutoScrollEnabled() const
227 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::IsAutoScrollEnabled[%s]\n", mImpl->mIsAutoScrollEnabled?"true":"false" );
229 return mImpl->mIsAutoScrollEnabled;
232 CharacterDirection Controller::GetAutoScrollDirection() const
234 return mImpl->mAutoScrollDirectionRTL;
237 float Controller::GetAutoScrollLineAlignment() const
241 if( mImpl->mModel->mVisualModel &&
242 ( 0u != mImpl->mModel->mVisualModel->mLines.Count() ) )
244 offset = ( *mImpl->mModel->mVisualModel->mLines.Begin() ).alignmentOffset;
250 void Controller::SetHorizontalScrollEnabled( bool enable )
252 if( ( NULL != mImpl->mEventData ) &&
253 mImpl->mEventData->mDecorator )
255 mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
258 bool Controller::IsHorizontalScrollEnabled() const
260 if( ( NULL != mImpl->mEventData ) &&
261 mImpl->mEventData->mDecorator )
263 return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
269 void Controller::SetVerticalScrollEnabled( bool enable )
271 if( ( NULL != mImpl->mEventData ) &&
272 mImpl->mEventData->mDecorator )
274 if( mImpl->mEventData->mDecorator )
276 mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
281 bool Controller::IsVerticalScrollEnabled() const
283 if( ( NULL != mImpl->mEventData ) &&
284 mImpl->mEventData->mDecorator )
286 return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
292 void Controller::SetSmoothHandlePanEnabled( bool enable )
294 if( ( NULL != mImpl->mEventData ) &&
295 mImpl->mEventData->mDecorator )
297 mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
301 bool Controller::IsSmoothHandlePanEnabled() const
303 if( ( NULL != mImpl->mEventData ) &&
304 mImpl->mEventData->mDecorator )
306 return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
312 void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
314 mImpl->mMaximumNumberOfCharacters = maxCharacters;
317 int Controller::GetMaximumNumberOfCharacters()
319 return mImpl->mMaximumNumberOfCharacters;
322 void Controller::SetEnableCursorBlink( bool enable )
324 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
326 if( NULL != mImpl->mEventData )
328 mImpl->mEventData->mCursorBlinkEnabled = enable;
331 mImpl->mEventData->mDecorator )
333 mImpl->mEventData->mDecorator->StopCursorBlink();
338 bool Controller::GetEnableCursorBlink() const
340 if( NULL != mImpl->mEventData )
342 return mImpl->mEventData->mCursorBlinkEnabled;
348 void Controller::SetMultiLineEnabled( bool enable )
350 const Layout::Engine::Type layout = enable ? Layout::Engine::MULTI_LINE_BOX : Layout::Engine::SINGLE_LINE_BOX;
352 if( layout != mImpl->mLayoutEngine.GetLayout() )
354 // Set the layout type.
355 mImpl->mLayoutEngine.SetLayout( layout );
357 // Set the flags to redo the layout operations
358 const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
363 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
364 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
366 mImpl->RequestRelayout();
370 bool Controller::IsMultiLineEnabled() const
372 return Layout::Engine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
375 void Controller::SetHorizontalAlignment( Text::HorizontalAlignment::Type alignment )
377 if( alignment != mImpl->mModel->mHorizontalAlignment )
379 // Set the alignment.
380 mImpl->mModel->mHorizontalAlignment = alignment;
382 // Set the flag to redo the alignment operation.
383 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
385 mImpl->RequestRelayout();
389 Text::HorizontalAlignment::Type Controller::GetHorizontalAlignment() const
391 return mImpl->mModel->mHorizontalAlignment;
394 void Controller::SetVerticalAlignment( VerticalAlignment::Type alignment )
396 if( alignment != mImpl->mModel->mVerticalAlignment )
398 // Set the alignment.
399 mImpl->mModel->mVerticalAlignment = alignment;
401 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
403 mImpl->RequestRelayout();
407 VerticalAlignment::Type Controller::GetVerticalAlignment() const
409 return mImpl->mModel->mVerticalAlignment;
412 void Controller::SetLineWrapMode( Text::LineWrap::Mode lineWrapMode )
414 if( lineWrapMode != mImpl->mModel->mLineWrapMode )
416 // Set the text wrap mode.
417 mImpl->mModel->mLineWrapMode = lineWrapMode;
420 // Update Text layout for applying wrap mode
421 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
426 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
427 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
428 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
431 mImpl->RequestRelayout();
435 Text::LineWrap::Mode Controller::GetLineWrapMode() const
437 return mImpl->mModel->mLineWrapMode;
440 void Controller::SetTextElideEnabled( bool enabled )
442 mImpl->mModel->mElideEnabled = enabled;
445 bool Controller::IsTextElideEnabled() const
447 return mImpl->mModel->mElideEnabled;
450 void Controller::SetPlaceholderTextElideEnabled( bool enabled )
452 mImpl->mEventData->mIsPlaceholderElideEnabled = enabled;
453 mImpl->mEventData->mPlaceholderEllipsisFlag = true;
455 // Update placeholder if there is no text
456 if( mImpl->IsShowingPlaceholderText() ||
457 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
459 ShowPlaceholderText();
463 bool Controller::IsPlaceholderTextElideEnabled() const
465 return mImpl->mEventData->mIsPlaceholderElideEnabled;
468 void Controller::SetSelectionEnabled( bool enabled )
470 mImpl->mEventData->mSelectionEnabled = enabled;
473 bool Controller::IsSelectionEnabled() const
475 return mImpl->mEventData->mSelectionEnabled;
478 void Controller::SetShiftSelectionEnabled( bool enabled )
480 mImpl->mEventData->mShiftSelectionFlag = enabled;
483 bool Controller::IsShiftSelectionEnabled() const
485 return mImpl->mEventData->mShiftSelectionFlag;
490 void Controller::SetText( const std::string& text )
492 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
494 // Reset keyboard as text changed
495 mImpl->ResetImfManager();
497 // Remove the previously set text and style.
503 CharacterIndex lastCursorIndex = 0u;
505 if( NULL != mImpl->mEventData )
507 // If popup shown then hide it by switching to Editing state
508 if( ( EventData::SELECTING == mImpl->mEventData->mState ) ||
509 ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
510 ( EventData::EDITING_WITH_GRAB_HANDLE == mImpl->mEventData->mState ) ||
511 ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
513 mImpl->ChangeState( EventData::EDITING );
519 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mTextColor );
521 MarkupProcessData markupProcessData( mImpl->mModel->mLogicalModel->mColorRuns,
522 mImpl->mModel->mLogicalModel->mFontDescriptionRuns );
524 Length textSize = 0u;
525 const uint8_t* utf8 = NULL;
526 if( mImpl->mMarkupProcessorEnabled )
528 ProcessMarkupString( text, markupProcessData );
529 textSize = markupProcessData.markupProcessedText.size();
531 // This is a bit horrible but std::string returns a (signed) char*
532 utf8 = reinterpret_cast<const uint8_t*>( markupProcessData.markupProcessedText.c_str() );
536 textSize = text.size();
538 // This is a bit horrible but std::string returns a (signed) char*
539 utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
542 // Convert text into UTF-32
543 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
544 utf32Characters.Resize( textSize );
546 // Transform a text array encoded in utf8 into an array encoded in utf32.
547 // It returns the actual number of characters.
548 Length characterCount = Utf8ToUtf32( utf8, textSize, utf32Characters.Begin() );
549 utf32Characters.Resize( characterCount );
551 DALI_ASSERT_DEBUG( textSize >= characterCount && "Invalid UTF32 conversion length" );
552 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText %p UTF8 size %d, UTF32 size %d\n", this, textSize, mImpl->mModel->mLogicalModel->mText.Count() );
554 // The characters to be added.
555 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
557 // To reset the cursor position
558 lastCursorIndex = characterCount;
560 // Update the rest of the model during size negotiation
561 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
563 // The natural size needs to be re-calculated.
564 mImpl->mRecalculateNaturalSize = true;
566 // Apply modifications to the model
567 mImpl->mOperationsPending = ALL_OPERATIONS;
571 ShowPlaceholderText();
574 // Resets the cursor position.
575 ResetCursorPosition( lastCursorIndex );
577 // Scrolls the text to make the cursor visible.
578 ResetScrollPosition();
580 mImpl->RequestRelayout();
582 if( NULL != mImpl->mEventData )
584 // Cancel previously queued events
585 mImpl->mEventData->mEventQueue.clear();
588 // Do this last since it provides callbacks into application code.
589 if( NULL != mImpl->mEditableControlInterface )
591 mImpl->mEditableControlInterface->TextChanged();
595 void Controller::GetText( std::string& text ) const
597 if( !mImpl->IsShowingPlaceholderText() )
599 // Retrieves the text string.
600 mImpl->GetText( 0u, text );
604 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::GetText %p empty (but showing placeholder)\n", this );
608 void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
610 if( NULL != mImpl->mEventData )
612 if( PLACEHOLDER_TYPE_INACTIVE == type )
614 mImpl->mEventData->mPlaceholderTextInactive = text;
618 mImpl->mEventData->mPlaceholderTextActive = text;
621 // Update placeholder if there is no text
622 if( mImpl->IsShowingPlaceholderText() ||
623 ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
625 ShowPlaceholderText();
630 void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
632 if( NULL != mImpl->mEventData )
634 if( PLACEHOLDER_TYPE_INACTIVE == type )
636 text = mImpl->mEventData->mPlaceholderTextInactive;
640 text = mImpl->mEventData->mPlaceholderTextActive;
645 void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
647 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
649 if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
651 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
652 mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
656 mImpl->RequestRelayout();
660 // public : Default style & Input style
662 void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
664 if( NULL == mImpl->mFontDefaults )
666 mImpl->mFontDefaults = new FontDefaults();
669 mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
670 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
671 mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
673 // Clear the font-specific data
676 mImpl->RequestRelayout();
679 const std::string& Controller::GetDefaultFontFamily() const
681 if( NULL != mImpl->mFontDefaults )
683 return mImpl->mFontDefaults->mFontDescription.family;
689 void Controller::SetPlaceholderFontFamily( const std::string& placeholderTextFontFamily )
691 if( NULL != mImpl->mEventData )
693 if( NULL == mImpl->mEventData->mPlaceholderFont )
695 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
698 mImpl->mEventData->mPlaceholderFont->mFontDescription.family = placeholderTextFontFamily;
699 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetPlaceholderFontFamily %s\n", placeholderTextFontFamily.c_str());
700 mImpl->mEventData->mPlaceholderFont->familyDefined = !placeholderTextFontFamily.empty();
702 mImpl->RequestRelayout();
706 const std::string& Controller::GetPlaceholderFontFamily() const
708 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
710 return mImpl->mEventData->mPlaceholderFont->mFontDescription.family;
716 void Controller::SetDefaultFontWeight( FontWeight weight )
718 if( NULL == mImpl->mFontDefaults )
720 mImpl->mFontDefaults = new FontDefaults();
723 mImpl->mFontDefaults->mFontDescription.weight = weight;
724 mImpl->mFontDefaults->weightDefined = true;
726 // Clear the font-specific data
729 mImpl->RequestRelayout();
732 bool Controller::IsDefaultFontWeightDefined() const
734 if( NULL != mImpl->mFontDefaults )
736 return mImpl->mFontDefaults->weightDefined;
742 FontWeight Controller::GetDefaultFontWeight() const
744 if( NULL != mImpl->mFontDefaults )
746 return mImpl->mFontDefaults->mFontDescription.weight;
749 return TextAbstraction::FontWeight::NORMAL;
752 void Controller::SetPlaceholderTextFontWeight( FontWeight weight )
754 if( NULL != mImpl->mEventData )
756 if( NULL == mImpl->mEventData->mPlaceholderFont )
758 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
761 mImpl->mEventData->mPlaceholderFont->mFontDescription.weight = weight;
762 mImpl->mEventData->mPlaceholderFont->weightDefined = true;
764 mImpl->RequestRelayout();
768 bool Controller::IsPlaceholderTextFontWeightDefined() const
770 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
772 return mImpl->mEventData->mPlaceholderFont->weightDefined;
777 FontWeight Controller::GetPlaceholderTextFontWeight() const
779 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
781 return mImpl->mEventData->mPlaceholderFont->mFontDescription.weight;
784 return TextAbstraction::FontWeight::NORMAL;
787 void Controller::SetDefaultFontWidth( FontWidth width )
789 if( NULL == mImpl->mFontDefaults )
791 mImpl->mFontDefaults = new FontDefaults();
794 mImpl->mFontDefaults->mFontDescription.width = width;
795 mImpl->mFontDefaults->widthDefined = true;
797 // Clear the font-specific data
800 mImpl->RequestRelayout();
803 bool Controller::IsDefaultFontWidthDefined() const
805 if( NULL != mImpl->mFontDefaults )
807 return mImpl->mFontDefaults->widthDefined;
813 FontWidth Controller::GetDefaultFontWidth() const
815 if( NULL != mImpl->mFontDefaults )
817 return mImpl->mFontDefaults->mFontDescription.width;
820 return TextAbstraction::FontWidth::NORMAL;
823 void Controller::SetPlaceholderTextFontWidth( FontWidth width )
825 if( NULL != mImpl->mEventData )
827 if( NULL == mImpl->mEventData->mPlaceholderFont )
829 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
832 mImpl->mEventData->mPlaceholderFont->mFontDescription.width = width;
833 mImpl->mEventData->mPlaceholderFont->widthDefined = true;
835 mImpl->RequestRelayout();
839 bool Controller::IsPlaceholderTextFontWidthDefined() const
841 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
843 return mImpl->mEventData->mPlaceholderFont->widthDefined;
848 FontWidth Controller::GetPlaceholderTextFontWidth() const
850 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
852 return mImpl->mEventData->mPlaceholderFont->mFontDescription.width;
855 return TextAbstraction::FontWidth::NORMAL;
858 void Controller::SetDefaultFontSlant( FontSlant slant )
860 if( NULL == mImpl->mFontDefaults )
862 mImpl->mFontDefaults = new FontDefaults();
865 mImpl->mFontDefaults->mFontDescription.slant = slant;
866 mImpl->mFontDefaults->slantDefined = true;
868 // Clear the font-specific data
871 mImpl->RequestRelayout();
874 bool Controller::IsDefaultFontSlantDefined() const
876 if( NULL != mImpl->mFontDefaults )
878 return mImpl->mFontDefaults->slantDefined;
883 FontSlant Controller::GetDefaultFontSlant() const
885 if( NULL != mImpl->mFontDefaults )
887 return mImpl->mFontDefaults->mFontDescription.slant;
890 return TextAbstraction::FontSlant::NORMAL;
893 void Controller::SetPlaceholderTextFontSlant( FontSlant slant )
895 if( NULL != mImpl->mEventData )
897 if( NULL == mImpl->mEventData->mPlaceholderFont )
899 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
902 mImpl->mEventData->mPlaceholderFont->mFontDescription.slant = slant;
903 mImpl->mEventData->mPlaceholderFont->slantDefined = true;
905 mImpl->RequestRelayout();
909 bool Controller::IsPlaceholderTextFontSlantDefined() const
911 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
913 return mImpl->mEventData->mPlaceholderFont->slantDefined;
918 FontSlant Controller::GetPlaceholderTextFontSlant() const
920 if( ( NULL != mImpl->mEventData ) && ( NULL != mImpl->mEventData->mPlaceholderFont ) )
922 return mImpl->mEventData->mPlaceholderFont->mFontDescription.slant;
925 return TextAbstraction::FontSlant::NORMAL;
928 void Controller::SetDefaultFontSize( float fontSize, FontSizeType type )
930 if( NULL == mImpl->mFontDefaults )
932 mImpl->mFontDefaults = new FontDefaults();
939 mImpl->mFontDefaults->mDefaultPointSize = fontSize;
940 mImpl->mFontDefaults->sizeDefined = true;
945 // Point size = Pixel size * 72.f / DPI
946 unsigned int horizontalDpi = 0u;
947 unsigned int verticalDpi = 0u;
948 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
949 fontClient.GetDpi( horizontalDpi, verticalDpi );
951 mImpl->mFontDefaults->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
952 mImpl->mFontDefaults->sizeDefined = true;
957 // Clear the font-specific data
960 mImpl->RequestRelayout();
963 float Controller::GetDefaultFontSize( FontSizeType type ) const
966 if( NULL != mImpl->mFontDefaults )
972 value = mImpl->mFontDefaults->mDefaultPointSize;
977 // Pixel size = Point size * DPI / 72.f
978 unsigned int horizontalDpi = 0u;
979 unsigned int verticalDpi = 0u;
980 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
981 fontClient.GetDpi( horizontalDpi, verticalDpi );
983 value = mImpl->mFontDefaults->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
993 void Controller::SetPlaceholderTextFontSize( float fontSize, FontSizeType type )
995 if( NULL != mImpl->mEventData )
997 if( NULL == mImpl->mEventData->mPlaceholderFont )
999 mImpl->mEventData->mPlaceholderFont = new FontDefaults();
1006 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = fontSize;
1007 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1008 mImpl->mEventData->mIsPlaceholderPixelSize = false; // Font size flag
1013 // Point size = Pixel size * 72.f / DPI
1014 unsigned int horizontalDpi = 0u;
1015 unsigned int verticalDpi = 0u;
1016 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1017 fontClient.GetDpi( horizontalDpi, verticalDpi );
1019 mImpl->mEventData->mPlaceholderFont->mDefaultPointSize = ( fontSize * 72.f ) / static_cast< float >( horizontalDpi );
1020 mImpl->mEventData->mPlaceholderFont->sizeDefined = true;
1021 mImpl->mEventData->mIsPlaceholderPixelSize = true; // Font size flag
1026 mImpl->RequestRelayout();
1030 float Controller::GetPlaceholderTextFontSize( FontSizeType type ) const
1033 if( NULL != mImpl->mEventData )
1039 if( NULL != mImpl->mEventData->mPlaceholderFont )
1041 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize;
1045 // If the placeholder text font size is not set, then return the default font size.
1046 value = GetDefaultFontSize( POINT_SIZE );
1052 if( NULL != mImpl->mEventData->mPlaceholderFont )
1054 // Pixel size = Point size * DPI / 72.f
1055 unsigned int horizontalDpi = 0u;
1056 unsigned int verticalDpi = 0u;
1057 TextAbstraction::FontClient fontClient = TextAbstraction::FontClient::Get();
1058 fontClient.GetDpi( horizontalDpi, verticalDpi );
1060 value = mImpl->mEventData->mPlaceholderFont->mDefaultPointSize * static_cast< float >( horizontalDpi ) / 72.f;
1064 // If the placeholder text font size is not set, then return the default font size.
1065 value = GetDefaultFontSize( PIXEL_SIZE );
1076 void Controller::SetDefaultColor( const Vector4& color )
1078 mImpl->mTextColor = color;
1080 if( !mImpl->IsShowingPlaceholderText() )
1082 mImpl->mModel->mVisualModel->SetTextColor( color );
1084 mImpl->RequestRelayout();
1088 const Vector4& Controller::GetDefaultColor() const
1090 return mImpl->mTextColor;
1093 void Controller::SetPlaceholderTextColor( const Vector4& textColor )
1095 if( NULL != mImpl->mEventData )
1097 mImpl->mEventData->mPlaceholderTextColor = textColor;
1100 if( mImpl->IsShowingPlaceholderText() )
1102 mImpl->mModel->mVisualModel->SetTextColor( textColor );
1103 mImpl->RequestRelayout();
1107 const Vector4& Controller::GetPlaceholderTextColor() const
1109 if( NULL != mImpl->mEventData )
1111 return mImpl->mEventData->mPlaceholderTextColor;
1114 return Color::BLACK;
1117 void Controller::SetShadowOffset( const Vector2& shadowOffset )
1119 mImpl->mModel->mVisualModel->SetShadowOffset( shadowOffset );
1121 mImpl->RequestRelayout();
1124 const Vector2& Controller::GetShadowOffset() const
1126 return mImpl->mModel->mVisualModel->GetShadowOffset();
1129 void Controller::SetShadowColor( const Vector4& shadowColor )
1131 mImpl->mModel->mVisualModel->SetShadowColor( shadowColor );
1133 mImpl->RequestRelayout();
1136 const Vector4& Controller::GetShadowColor() const
1138 return mImpl->mModel->mVisualModel->GetShadowColor();
1141 void Controller::SetShadowBlurRadius( const float& shadowBlurRadius )
1143 if ( fabsf( GetShadowBlurRadius() - shadowBlurRadius ) > Math::MACHINE_EPSILON_1 )
1145 mImpl->mModel->mVisualModel->SetShadowBlurRadius( shadowBlurRadius );
1147 mImpl->RequestRelayout();
1151 const float& Controller::GetShadowBlurRadius() const
1153 return mImpl->mModel->mVisualModel->GetShadowBlurRadius();
1156 void Controller::SetUnderlineColor( const Vector4& color )
1158 mImpl->mModel->mVisualModel->SetUnderlineColor( color );
1160 mImpl->RequestRelayout();
1163 const Vector4& Controller::GetUnderlineColor() const
1165 return mImpl->mModel->mVisualModel->GetUnderlineColor();
1168 void Controller::SetUnderlineEnabled( bool enabled )
1170 mImpl->mModel->mVisualModel->SetUnderlineEnabled( enabled );
1172 mImpl->RequestRelayout();
1175 bool Controller::IsUnderlineEnabled() const
1177 return mImpl->mModel->mVisualModel->IsUnderlineEnabled();
1180 void Controller::SetUnderlineHeight( float height )
1182 mImpl->mModel->mVisualModel->SetUnderlineHeight( height );
1184 mImpl->RequestRelayout();
1187 float Controller::GetUnderlineHeight() const
1189 return mImpl->mModel->mVisualModel->GetUnderlineHeight();
1192 void Controller::SetOutlineColor( const Vector4& color )
1194 mImpl->mModel->mVisualModel->SetOutlineColor( color );
1196 mImpl->RequestRelayout();
1199 const Vector4& Controller::GetOutlineColor() const
1201 return mImpl->mModel->mVisualModel->GetOutlineColor();
1204 void Controller::SetOutlineWidth( unsigned int width )
1206 mImpl->mModel->mVisualModel->SetOutlineWidth( width );
1208 mImpl->RequestRelayout();
1211 unsigned int Controller::GetOutlineWidth() const
1213 return mImpl->mModel->mVisualModel->GetOutlineWidth();
1216 void Controller::SetDefaultEmbossProperties( const std::string& embossProperties )
1218 if( NULL == mImpl->mEmbossDefaults )
1220 mImpl->mEmbossDefaults = new EmbossDefaults();
1223 mImpl->mEmbossDefaults->properties = embossProperties;
1226 const std::string& Controller::GetDefaultEmbossProperties() const
1228 if( NULL != mImpl->mEmbossDefaults )
1230 return mImpl->mEmbossDefaults->properties;
1233 return EMPTY_STRING;
1236 void Controller::SetDefaultOutlineProperties( const std::string& outlineProperties )
1238 if( NULL == mImpl->mOutlineDefaults )
1240 mImpl->mOutlineDefaults = new OutlineDefaults();
1243 mImpl->mOutlineDefaults->properties = outlineProperties;
1246 const std::string& Controller::GetDefaultOutlineProperties() const
1248 if( NULL != mImpl->mOutlineDefaults )
1250 return mImpl->mOutlineDefaults->properties;
1253 return EMPTY_STRING;
1256 void Controller::SetDefaultLineSpacing( float lineSpacing )
1258 //TODO finish implementation
1259 mImpl->mLayoutEngine.SetDefaultLineSpacing( lineSpacing );
1262 float Controller::GetDefaultLineSpacing() const
1264 return mImpl->mLayoutEngine.GetDefaultLineSpacing();
1267 void Controller::SetInputColor( const Vector4& color )
1269 if( NULL != mImpl->mEventData )
1271 mImpl->mEventData->mInputStyle.textColor = color;
1272 mImpl->mEventData->mInputStyle.isDefaultColor = false;
1274 if( EventData::SELECTING == mImpl->mEventData->mState )
1276 const bool handlesCrossed = mImpl->mEventData->mLeftSelectionPosition > mImpl->mEventData->mRightSelectionPosition;
1278 // Get start and end position of selection
1279 const CharacterIndex startOfSelectedText = handlesCrossed ? mImpl->mEventData->mRightSelectionPosition : mImpl->mEventData->mLeftSelectionPosition;
1280 const Length lengthOfSelectedText = ( handlesCrossed ? mImpl->mEventData->mLeftSelectionPosition : mImpl->mEventData->mRightSelectionPosition ) - startOfSelectedText;
1282 // Add the color run.
1283 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
1284 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
1286 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
1287 colorRun.color = color;
1288 colorRun.characterRun.characterIndex = startOfSelectedText;
1289 colorRun.characterRun.numberOfCharacters = lengthOfSelectedText;
1291 // Request to relayout.
1292 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | COLOR );
1293 mImpl->RequestRelayout();
1295 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1296 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1297 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1302 const Vector4& Controller::GetInputColor() const
1304 if( NULL != mImpl->mEventData )
1306 return mImpl->mEventData->mInputStyle.textColor;
1309 // Return the default text's color if there is no EventData.
1310 return mImpl->mTextColor;
1314 void Controller::SetInputFontFamily( const std::string& fontFamily )
1316 if( NULL != mImpl->mEventData )
1318 mImpl->mEventData->mInputStyle.familyName = fontFamily;
1319 mImpl->mEventData->mInputStyle.isFamilyDefined = true;
1321 if( EventData::SELECTING == mImpl->mEventData->mState )
1323 CharacterIndex startOfSelectedText = 0u;
1324 Length lengthOfSelectedText = 0u;
1325 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1326 mImpl->mModel->mLogicalModel,
1327 startOfSelectedText,
1328 lengthOfSelectedText );
1330 fontDescriptionRun.familyLength = fontFamily.size();
1331 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
1332 memcpy( fontDescriptionRun.familyName, fontFamily.c_str(), fontDescriptionRun.familyLength );
1333 fontDescriptionRun.familyDefined = true;
1335 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
1337 // Request to relayout.
1338 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1343 UPDATE_LAYOUT_SIZE |
1346 mImpl->mRecalculateNaturalSize = true;
1347 mImpl->RequestRelayout();
1349 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1350 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1351 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1353 // As the font changes, recalculate the handle positions is needed.
1354 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1355 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1356 mImpl->mEventData->mUpdateHighlightBox = true;
1357 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1362 const std::string& Controller::GetInputFontFamily() const
1364 if( NULL != mImpl->mEventData )
1366 return mImpl->mEventData->mInputStyle.familyName;
1369 // Return the default font's family if there is no EventData.
1370 return GetDefaultFontFamily();
1373 void Controller::SetInputFontWeight( FontWeight weight )
1375 if( NULL != mImpl->mEventData )
1377 mImpl->mEventData->mInputStyle.weight = weight;
1378 mImpl->mEventData->mInputStyle.isWeightDefined = true;
1380 if( EventData::SELECTING == mImpl->mEventData->mState )
1382 CharacterIndex startOfSelectedText = 0u;
1383 Length lengthOfSelectedText = 0u;
1384 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1385 mImpl->mModel->mLogicalModel,
1386 startOfSelectedText,
1387 lengthOfSelectedText );
1389 fontDescriptionRun.weight = weight;
1390 fontDescriptionRun.weightDefined = true;
1392 // Request to relayout.
1393 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1398 UPDATE_LAYOUT_SIZE |
1401 mImpl->mRecalculateNaturalSize = true;
1402 mImpl->RequestRelayout();
1404 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1405 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1406 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1408 // As the font might change, recalculate the handle positions is needed.
1409 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1410 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1411 mImpl->mEventData->mUpdateHighlightBox = true;
1412 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1417 bool Controller::IsInputFontWeightDefined() const
1419 bool defined = false;
1421 if( NULL != mImpl->mEventData )
1423 defined = mImpl->mEventData->mInputStyle.isWeightDefined;
1429 FontWeight Controller::GetInputFontWeight() const
1431 if( NULL != mImpl->mEventData )
1433 return mImpl->mEventData->mInputStyle.weight;
1436 return GetDefaultFontWeight();
1439 void Controller::SetInputFontWidth( FontWidth width )
1441 if( NULL != mImpl->mEventData )
1443 mImpl->mEventData->mInputStyle.width = width;
1444 mImpl->mEventData->mInputStyle.isWidthDefined = true;
1446 if( EventData::SELECTING == mImpl->mEventData->mState )
1448 CharacterIndex startOfSelectedText = 0u;
1449 Length lengthOfSelectedText = 0u;
1450 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1451 mImpl->mModel->mLogicalModel,
1452 startOfSelectedText,
1453 lengthOfSelectedText );
1455 fontDescriptionRun.width = width;
1456 fontDescriptionRun.widthDefined = true;
1458 // Request to relayout.
1459 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1464 UPDATE_LAYOUT_SIZE |
1467 mImpl->mRecalculateNaturalSize = true;
1468 mImpl->RequestRelayout();
1470 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1471 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1472 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1474 // As the font might change, recalculate the handle positions is needed.
1475 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1476 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1477 mImpl->mEventData->mUpdateHighlightBox = true;
1478 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1483 bool Controller::IsInputFontWidthDefined() const
1485 bool defined = false;
1487 if( NULL != mImpl->mEventData )
1489 defined = mImpl->mEventData->mInputStyle.isWidthDefined;
1495 FontWidth Controller::GetInputFontWidth() const
1497 if( NULL != mImpl->mEventData )
1499 return mImpl->mEventData->mInputStyle.width;
1502 return GetDefaultFontWidth();
1505 void Controller::SetInputFontSlant( FontSlant slant )
1507 if( NULL != mImpl->mEventData )
1509 mImpl->mEventData->mInputStyle.slant = slant;
1510 mImpl->mEventData->mInputStyle.isSlantDefined = true;
1512 if( EventData::SELECTING == mImpl->mEventData->mState )
1514 CharacterIndex startOfSelectedText = 0u;
1515 Length lengthOfSelectedText = 0u;
1516 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1517 mImpl->mModel->mLogicalModel,
1518 startOfSelectedText,
1519 lengthOfSelectedText );
1521 fontDescriptionRun.slant = slant;
1522 fontDescriptionRun.slantDefined = true;
1524 // Request to relayout.
1525 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1530 UPDATE_LAYOUT_SIZE |
1533 mImpl->mRecalculateNaturalSize = true;
1534 mImpl->RequestRelayout();
1536 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1537 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1538 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1540 // As the font might change, recalculate the handle positions is needed.
1541 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1542 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1543 mImpl->mEventData->mUpdateHighlightBox = true;
1544 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1549 bool Controller::IsInputFontSlantDefined() const
1551 bool defined = false;
1553 if( NULL != mImpl->mEventData )
1555 defined = mImpl->mEventData->mInputStyle.isSlantDefined;
1561 FontSlant Controller::GetInputFontSlant() const
1563 if( NULL != mImpl->mEventData )
1565 return mImpl->mEventData->mInputStyle.slant;
1568 return GetDefaultFontSlant();
1571 void Controller::SetInputFontPointSize( float size )
1573 if( NULL != mImpl->mEventData )
1575 mImpl->mEventData->mInputStyle.size = size;
1576 mImpl->mEventData->mInputStyle.isSizeDefined = true;
1578 if( EventData::SELECTING == mImpl->mEventData->mState )
1580 CharacterIndex startOfSelectedText = 0u;
1581 Length lengthOfSelectedText = 0u;
1582 FontDescriptionRun& fontDescriptionRun = UpdateSelectionFontStyleRun( mImpl->mEventData,
1583 mImpl->mModel->mLogicalModel,
1584 startOfSelectedText,
1585 lengthOfSelectedText );
1587 fontDescriptionRun.size = static_cast<PointSize26Dot6>( size * 64.f );
1588 fontDescriptionRun.sizeDefined = true;
1590 // Request to relayout.
1591 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
1596 UPDATE_LAYOUT_SIZE |
1599 mImpl->mRecalculateNaturalSize = true;
1600 mImpl->RequestRelayout();
1602 mImpl->mTextUpdateInfo.mCharacterIndex = startOfSelectedText;
1603 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = lengthOfSelectedText;
1604 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = lengthOfSelectedText;
1606 // As the font might change, recalculate the handle positions is needed.
1607 mImpl->mEventData->mUpdateLeftSelectionPosition = true;
1608 mImpl->mEventData->mUpdateRightSelectionPosition = true;
1609 mImpl->mEventData->mUpdateHighlightBox = true;
1610 mImpl->mEventData->mScrollAfterUpdatePosition = true;
1615 float Controller::GetInputFontPointSize() const
1617 if( NULL != mImpl->mEventData )
1619 return mImpl->mEventData->mInputStyle.size;
1622 // Return the default font's point size if there is no EventData.
1623 return GetDefaultFontSize( Text::Controller::POINT_SIZE );
1626 void Controller::SetInputLineSpacing( float lineSpacing )
1628 if( NULL != mImpl->mEventData )
1630 mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
1631 mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
1635 float Controller::GetInputLineSpacing() const
1637 if( NULL != mImpl->mEventData )
1639 return mImpl->mEventData->mInputStyle.lineSpacing;
1645 void Controller::SetInputShadowProperties( const std::string& shadowProperties )
1647 if( NULL != mImpl->mEventData )
1649 mImpl->mEventData->mInputStyle.shadowProperties = shadowProperties;
1653 const std::string& Controller::GetInputShadowProperties() const
1655 if( NULL != mImpl->mEventData )
1657 return mImpl->mEventData->mInputStyle.shadowProperties;
1660 return EMPTY_STRING;
1663 void Controller::SetInputUnderlineProperties( const std::string& underlineProperties )
1665 if( NULL != mImpl->mEventData )
1667 mImpl->mEventData->mInputStyle.underlineProperties = underlineProperties;
1671 const std::string& Controller::GetInputUnderlineProperties() const
1673 if( NULL != mImpl->mEventData )
1675 return mImpl->mEventData->mInputStyle.underlineProperties;
1678 return EMPTY_STRING;
1681 void Controller::SetInputEmbossProperties( const std::string& embossProperties )
1683 if( NULL != mImpl->mEventData )
1685 mImpl->mEventData->mInputStyle.embossProperties = embossProperties;
1689 const std::string& Controller::GetInputEmbossProperties() const
1691 if( NULL != mImpl->mEventData )
1693 return mImpl->mEventData->mInputStyle.embossProperties;
1696 return GetDefaultEmbossProperties();
1699 void Controller::SetInputOutlineProperties( const std::string& outlineProperties )
1701 if( NULL != mImpl->mEventData )
1703 mImpl->mEventData->mInputStyle.outlineProperties = outlineProperties;
1707 const std::string& Controller::GetInputOutlineProperties() const
1709 if( NULL != mImpl->mEventData )
1711 return mImpl->mEventData->mInputStyle.outlineProperties;
1714 return GetDefaultOutlineProperties();
1717 void Controller::SetInputModePassword( bool passwordInput )
1719 if( NULL != mImpl->mEventData )
1721 mImpl->mEventData->mPasswordInput = passwordInput;
1725 bool Controller::IsInputModePassword()
1727 if( NULL != mImpl->mEventData )
1729 return mImpl->mEventData->mPasswordInput;
1734 void Controller::SetNoTextDoubleTapAction( NoTextTap::Action action )
1736 if( NULL != mImpl->mEventData )
1738 mImpl->mEventData->mDoubleTapAction = action;
1742 Controller::NoTextTap::Action Controller::GetNoTextDoubleTapAction() const
1744 NoTextTap::Action action = NoTextTap::NO_ACTION;
1746 if( NULL != mImpl->mEventData )
1748 action = mImpl->mEventData->mDoubleTapAction;
1754 void Controller::SetNoTextLongPressAction( NoTextTap::Action action )
1756 if( NULL != mImpl->mEventData )
1758 mImpl->mEventData->mLongPressAction = action;
1762 Controller::NoTextTap::Action Controller::GetNoTextLongPressAction() const
1764 NoTextTap::Action action = NoTextTap::NO_ACTION;
1766 if( NULL != mImpl->mEventData )
1768 action = mImpl->mEventData->mLongPressAction;
1774 bool Controller::IsUnderlineSetByString()
1776 return mImpl->mUnderlineSetByString;
1779 void Controller::UnderlineSetByString( bool setByString )
1781 mImpl->mUnderlineSetByString = setByString;
1784 bool Controller::IsShadowSetByString()
1786 return mImpl->mShadowSetByString;
1789 void Controller::ShadowSetByString( bool setByString )
1791 mImpl->mShadowSetByString = setByString;
1794 bool Controller::IsOutlineSetByString()
1796 return mImpl->mOutlineSetByString;
1799 void Controller::OutlineSetByString( bool setByString )
1801 mImpl->mOutlineSetByString = setByString;
1804 bool Controller::IsFontStyleSetByString()
1806 return mImpl->mFontStyleSetByString;
1809 void Controller::FontStyleSetByString( bool setByString )
1811 mImpl->mFontStyleSetByString = setByString;
1814 // public : Queries & retrieves.
1816 Layout::Engine& Controller::GetLayoutEngine()
1818 return mImpl->mLayoutEngine;
1821 View& Controller::GetView()
1823 return mImpl->mView;
1826 Vector3 Controller::GetNaturalSize()
1828 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetNaturalSize\n" );
1829 Vector3 naturalSize;
1831 // Make sure the model is up-to-date before layouting
1832 ProcessModifyEvents();
1834 if( mImpl->mRecalculateNaturalSize )
1836 // Operations that can be done only once until the text changes.
1837 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1844 GET_GLYPH_METRICS );
1846 // Set the update info to relayout the whole text.
1847 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1848 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1850 // Make sure the model is up-to-date before layouting
1851 mImpl->UpdateModel( onlyOnceOperations );
1853 // Layout the text for the new width.
1854 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT | REORDER );
1856 // Store the actual control's size to restore later.
1857 const Size actualControlSize = mImpl->mModel->mVisualModel->mControlSize;
1859 DoRelayout( Size( MAX_FLOAT, MAX_FLOAT ),
1860 static_cast<OperationsMask>( onlyOnceOperations |
1862 naturalSize.GetVectorXY() );
1864 // Do not do again the only once operations.
1865 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1867 // Do the size related operations again.
1868 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1871 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1873 // Stores the natural size to avoid recalculate it again
1874 // unless the text/style changes.
1875 mImpl->mModel->mVisualModel->SetNaturalSize( naturalSize.GetVectorXY() );
1877 mImpl->mRecalculateNaturalSize = false;
1879 // Clear the update info. This info will be set the next time the text is updated.
1880 mImpl->mTextUpdateInfo.Clear();
1882 // Restore the actual control's size.
1883 mImpl->mModel->mVisualModel->mControlSize = actualControlSize;
1885 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize calculated %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1889 naturalSize = mImpl->mModel->mVisualModel->GetNaturalSize();
1891 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetNaturalSize cached %f,%f,%f\n", naturalSize.x, naturalSize.y, naturalSize.z );
1894 naturalSize.x = ConvertToEven( naturalSize.x );
1895 naturalSize.y = ConvertToEven( naturalSize.y );
1900 float Controller::GetHeightForWidth( float width )
1902 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::GetHeightForWidth %p width %f\n", this, width );
1903 // Make sure the model is up-to-date before layouting
1904 ProcessModifyEvents();
1907 if( fabsf( width - mImpl->mModel->mVisualModel->mControlSize.width ) > Math::MACHINE_EPSILON_1000 ||
1908 mImpl->mTextUpdateInfo.mFullRelayoutNeeded ||
1909 mImpl->mTextUpdateInfo.mClearAll )
1911 // Operations that can be done only once until the text changes.
1912 const OperationsMask onlyOnceOperations = static_cast<OperationsMask>( CONVERT_TO_UTF32 |
1919 GET_GLYPH_METRICS );
1921 // Set the update info to relayout the whole text.
1922 mImpl->mTextUpdateInfo.mParagraphCharacterIndex = 0u;
1923 mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters = mImpl->mModel->mLogicalModel->mText.Count();
1925 // Make sure the model is up-to-date before layouting
1926 mImpl->UpdateModel( onlyOnceOperations );
1929 // Layout the text for the new width.
1930 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | LAYOUT );
1932 // Store the actual control's width.
1933 const float actualControlWidth = mImpl->mModel->mVisualModel->mControlSize.width;
1935 DoRelayout( Size( width, MAX_FLOAT ),
1936 static_cast<OperationsMask>( onlyOnceOperations |
1940 // Do not do again the only once operations.
1941 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending & ~onlyOnceOperations );
1943 // Do the size related operations again.
1944 const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
1948 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | sizeOperations );
1950 // Clear the update info. This info will be set the next time the text is updated.
1951 mImpl->mTextUpdateInfo.Clear();
1952 mImpl->mTextUpdateInfo.mClearAll = true;
1954 // Restore the actual control's width.
1955 mImpl->mModel->mVisualModel->mControlSize.width = actualControlWidth;
1957 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth calculated %f\n", layoutSize.height );
1961 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
1962 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::GetHeightForWidth cached %f\n", layoutSize.height );
1965 return layoutSize.height;
1968 int Controller::GetLineCount( float width )
1970 GetHeightForWidth( width );
1971 int numberofLines = mImpl->mModel->GetNumberOfLines();
1972 return numberofLines;
1975 const ModelInterface* const Controller::GetTextModel() const
1977 return mImpl->mModel.Get();
1980 float Controller::GetScrollAmountByUserInput()
1982 float scrollAmount = 0.0f;
1984 if (NULL != mImpl->mEventData && mImpl->mEventData->mCheckScrollAmount)
1986 scrollAmount = mImpl->mModel->mScrollPosition.y - mImpl->mModel->mScrollPositionLast.y;
1987 mImpl->mEventData->mCheckScrollAmount = false;
1989 return scrollAmount;
1992 bool Controller::GetTextScrollInfo( float& scrollPosition, float& controlHeight, float& layoutHeight )
1994 const Vector2& layout = mImpl->mModel->mVisualModel->GetLayoutSize();
1997 controlHeight = mImpl->mModel->mVisualModel->mControlSize.height;
1998 layoutHeight = layout.height;
1999 scrollPosition = mImpl->mModel->mScrollPosition.y;
2000 isScrolled = !Equals( mImpl->mModel->mScrollPosition.y, mImpl->mModel->mScrollPositionLast.y, Math::MACHINE_EPSILON_1 );
2004 void Controller::SetHiddenInputOption(const Property::Map& options )
2006 if( NULL == mImpl->mHiddenInput )
2008 mImpl->mHiddenInput = new HiddenText( this );
2010 mImpl->mHiddenInput->SetProperties(options);
2013 void Controller::GetHiddenInputOption(Property::Map& options )
2015 if( NULL != mImpl->mHiddenInput )
2017 mImpl->mHiddenInput->GetProperties(options);
2021 void Controller::SetPlaceholderProperty( const Property::Map& map )
2023 const Property::Map::SizeType count = map.Count();
2025 for( Property::Map::SizeType position = 0; position < count; ++position )
2027 KeyValuePair keyValue = map.GetKeyValue( position );
2028 Property::Key& key = keyValue.first;
2029 Property::Value& value = keyValue.second;
2031 if( key == Toolkit::Text::PlaceHolder::Property::TEXT || key == PLACEHOLDER_TEXT )
2033 std::string text = "";
2035 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_INACTIVE, text );
2037 else if( key == Toolkit::Text::PlaceHolder::Property::TEXT_FOCUSED || key == PLACEHOLDER_TEXT_FOCUSED )
2039 std::string text = "";
2041 SetPlaceholderText( Controller::PLACEHOLDER_TYPE_ACTIVE, text );
2043 else if( key == Toolkit::Text::PlaceHolder::Property::COLOR || key == PLACEHOLDER_COLOR )
2046 value.Get( textColor );
2047 if( GetPlaceholderTextColor() != textColor )
2049 SetPlaceholderTextColor( textColor );
2052 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_FAMILY || key == PLACEHOLDER_FONT_FAMILY )
2054 std::string fontFamily = "";
2055 value.Get( fontFamily );
2056 SetPlaceholderFontFamily( fontFamily );
2058 else if( key == Toolkit::Text::PlaceHolder::Property::FONT_STYLE || key == PLACEHOLDER_FONT_STYLE )
2060 SetFontStyleProperty( this, value, Text::FontStyle::PLACEHOLDER );
2062 else if( key == Toolkit::Text::PlaceHolder::Property::POINT_SIZE || key == PLACEHOLDER_POINT_SIZE )
2065 value.Get( pointSize );
2066 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE ), pointSize ) )
2068 SetPlaceholderTextFontSize( pointSize, Text::Controller::POINT_SIZE );
2071 else if( key == Toolkit::Text::PlaceHolder::Property::PIXEL_SIZE || key == PLACEHOLDER_PIXEL_SIZE )
2074 value.Get( pixelSize );
2075 if( !Equals( GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE ), pixelSize ) )
2077 SetPlaceholderTextFontSize( pixelSize, Text::Controller::PIXEL_SIZE );
2080 else if( key == Toolkit::Text::PlaceHolder::Property::ELLIPSIS || key == PLACEHOLDER_ELLIPSIS )
2083 value.Get( ellipsis );
2084 SetPlaceholderTextElideEnabled( ellipsis );
2089 void Controller::GetPlaceholderProperty( Property::Map& map )
2091 if( NULL != mImpl->mEventData )
2093 if( !mImpl->mEventData->mPlaceholderTextActive.empty() )
2095 map[ Text::PlaceHolder::Property::TEXT_FOCUSED ] = mImpl->mEventData->mPlaceholderTextActive;
2097 if( !mImpl->mEventData->mPlaceholderTextInactive.empty() )
2099 map[ Text::PlaceHolder::Property::TEXT ] = mImpl->mEventData->mPlaceholderTextInactive;
2102 map[ Text::PlaceHolder::Property::COLOR ] = mImpl->mEventData->mPlaceholderTextColor;
2103 map[ Text::PlaceHolder::Property::FONT_FAMILY ] = GetPlaceholderFontFamily();
2105 Property::Value fontStyleMapGet;
2106 GetFontStyleProperty( this, fontStyleMapGet, Text::FontStyle::PLACEHOLDER );
2107 map[ Text::PlaceHolder::Property::FONT_STYLE ] = fontStyleMapGet;
2109 // Choose font size : POINT_SIZE or PIXEL_SIZE
2110 if( !mImpl->mEventData->mIsPlaceholderPixelSize )
2112 map[ Text::PlaceHolder::Property::POINT_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::POINT_SIZE );
2116 map[ Text::PlaceHolder::Property::PIXEL_SIZE ] = GetPlaceholderTextFontSize( Text::Controller::PIXEL_SIZE );
2119 if( mImpl->mEventData->mPlaceholderEllipsisFlag )
2121 map[ Text::PlaceHolder::Property::ELLIPSIS ] = IsPlaceholderTextElideEnabled();
2126 Toolkit::DevelText::TextDirection::Type Controller::GetTextDirection()
2128 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) )
2130 return Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2133 const Character character = mImpl->mModel->mLogicalModel->mText[0];
2134 Script script = TextAbstraction::GetCharacterScript( character );
2136 if( TextAbstraction::IsRightToLeftScript( script ) )
2138 return Toolkit::DevelText::TextDirection::RIGHT_TO_LEFT;
2141 return Toolkit::DevelText::TextDirection::LEFT_TO_RIGHT;
2144 // public : Relayout.
2146 Controller::UpdateTextType Controller::Relayout( const Size& size )
2148 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, mImpl->mIsAutoScrollEnabled ?"true":"false" );
2150 UpdateTextType updateTextType = NONE_UPDATED;
2152 if( ( size.width < Math::MACHINE_EPSILON_1000 ) || ( size.height < Math::MACHINE_EPSILON_1000 ) )
2154 if( 0u != mImpl->mModel->mVisualModel->mGlyphPositions.Count() )
2156 mImpl->mModel->mVisualModel->mGlyphPositions.Clear();
2157 updateTextType = MODEL_UPDATED;
2160 // Clear the update info. This info will be set the next time the text is updated.
2161 mImpl->mTextUpdateInfo.Clear();
2163 // Not worth to relayout if width or height is equal to zero.
2164 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout (skipped)\n" );
2166 return updateTextType;
2169 // Whether a new size has been set.
2170 const bool newSize = ( size != mImpl->mModel->mVisualModel->mControlSize );
2174 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "new size (previous size %f,%f)\n", mImpl->mModel->mVisualModel->mControlSize.width, mImpl->mModel->mVisualModel->mControlSize.height );
2176 if( ( 0 == mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd ) &&
2177 ( 0 == mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) &&
2178 ( ( mImpl->mModel->mVisualModel->mControlSize.width < Math::MACHINE_EPSILON_1000 ) || ( mImpl->mModel->mVisualModel->mControlSize.height < Math::MACHINE_EPSILON_1000 ) ) )
2180 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
2183 // Layout operations that need to be done if the size changes.
2184 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2187 UPDATE_LAYOUT_SIZE |
2189 // Set the update info to relayout the whole text.
2190 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2191 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2193 // Store the size used to layout the text.
2194 mImpl->mModel->mVisualModel->mControlSize = size;
2197 // Whether there are modify events.
2198 if( 0u != mImpl->mModifyEvents.Count() )
2200 // Style operations that need to be done if the text is modified.
2201 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2205 // Set the update info to elide the text.
2206 if( mImpl->mModel->mElideEnabled ||
2207 ( ( NULL != mImpl->mEventData ) && mImpl->mEventData->mIsPlaceholderElideEnabled ) )
2209 // Update Text layout for applying elided
2210 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
2213 UPDATE_LAYOUT_SIZE |
2215 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
2216 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
2219 // Make sure the model is up-to-date before layouting.
2220 ProcessModifyEvents();
2221 bool updated = mImpl->UpdateModel( mImpl->mOperationsPending );
2225 updated = DoRelayout( size,
2226 mImpl->mOperationsPending,
2227 layoutSize ) || updated;
2231 updateTextType = MODEL_UPDATED;
2234 // Do not re-do any operation until something changes.
2235 mImpl->mOperationsPending = NO_OPERATION;
2236 mImpl->mModel->mScrollPositionLast = mImpl->mModel->mScrollPosition;
2238 // Whether the text control is editable
2239 const bool isEditable = NULL != mImpl->mEventData;
2241 // Keep the current offset as it will be used to update the decorator's positions (if the size changes).
2243 if( newSize && isEditable )
2245 offset = mImpl->mModel->mScrollPosition;
2248 if( !isEditable || !IsMultiLineEnabled() )
2250 // After doing the text layout, the vertical offset to place the actor in the desired position can be calculated.
2251 CalculateVerticalOffset( size );
2258 // If there is a new size, the scroll position needs to be clamped.
2259 mImpl->ClampHorizontalScroll( layoutSize );
2261 // Update the decorator's positions is needed if there is a new size.
2262 mImpl->mEventData->mDecorator->UpdatePositions( mImpl->mModel->mScrollPosition - offset );
2265 // Move the cursor, grab handle etc.
2266 if( mImpl->ProcessInputEvents() )
2268 updateTextType = static_cast<UpdateTextType>( updateTextType | DECORATOR_UPDATED );
2272 // Clear the update info. This info will be set the next time the text is updated.
2273 mImpl->mTextUpdateInfo.Clear();
2274 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::Relayout\n" );
2276 return updateTextType;
2279 void Controller::RequestRelayout()
2281 mImpl->RequestRelayout();
2284 // public : Input style change signals.
2286 bool Controller::IsInputStyleChangedSignalsQueueEmpty()
2288 return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
2291 void Controller::ProcessInputStyleChangedSignals()
2293 if( NULL == mImpl->mEventData )
2299 for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
2300 endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
2304 const InputStyle::Mask mask = *it;
2306 if( NULL != mImpl->mEditableControlInterface )
2308 // Emit the input style changed signal.
2309 mImpl->mEditableControlInterface->InputStyleChanged( mask );
2313 mImpl->mEventData->mInputStyleChangedQueue.Clear();
2316 // public : Text-input Event Queuing.
2318 void Controller::KeyboardFocusGainEvent()
2320 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
2322 if( NULL != mImpl->mEventData )
2324 if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
2325 ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
2327 mImpl->ChangeState( EventData::EDITING );
2328 mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
2329 mImpl->mEventData->mUpdateInputStyle = true;
2331 mImpl->NotifyImfMultiLineStatus();
2332 if( mImpl->IsShowingPlaceholderText() )
2334 // Show alternative placeholder-text when editing
2335 ShowPlaceholderText();
2338 mImpl->RequestRelayout();
2342 void Controller::KeyboardFocusLostEvent()
2344 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
2346 if( NULL != mImpl->mEventData )
2348 if( EventData::INTERRUPTED != mImpl->mEventData->mState )
2350 mImpl->ChangeState( EventData::INACTIVE );
2352 if( !mImpl->IsShowingRealText() )
2354 // Revert to regular placeholder-text when not editing
2355 ShowPlaceholderText();
2359 mImpl->RequestRelayout();
2362 bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
2364 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
2366 bool textChanged = false;
2367 bool relayoutNeeded = false;
2369 if( ( NULL != mImpl->mEventData ) &&
2370 ( keyEvent.state == KeyEvent::Down ) )
2372 int keyCode = keyEvent.keyCode;
2373 const std::string& keyString = keyEvent.keyPressed;
2374 const std::string keyName = keyEvent.keyPressedName;
2376 const bool isNullKey = ( 0 == keyCode ) && ( keyString.empty() );
2378 // Pre-process to separate modifying events from non-modifying input events.
2381 // In some platforms arrive key events with no key code.
2385 else if( Dali::DALI_KEY_ESCAPE == keyCode || Dali::DALI_KEY_BACK == keyCode || Dali::DALI_KEY_SEARCH == keyCode )
2390 else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
2391 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
2392 ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
2393 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
2395 // If don't have any text, do nothing.
2396 if( !mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
2401 uint32_t cursorPosition = mImpl->mEventData->mPrimaryCursorPosition;
2402 uint32_t numberOfCharacters = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
2403 uint32_t cursorLine = mImpl->mModel->mVisualModel->GetLineOfCharacter( cursorPosition );
2404 uint32_t numberOfLines = mImpl->mModel->GetNumberOfLines();
2406 // Logic to determine whether this text control will lose focus or not.
2407 if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode && 0 == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2408 ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode && numberOfCharacters == cursorPosition && !keyEvent.IsShiftModifier() ) ||
2409 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && cursorLine == numberOfLines -1 ) ||
2410 ( Dali::DALI_KEY_CURSOR_DOWN == keyCode && numberOfCharacters == cursorPosition && cursorLine -1 == numberOfLines -1 ) ||
2411 ( Dali::DALI_KEY_CURSOR_UP == keyCode && cursorLine == 0 ) ||
2412 ( Dali::DALI_KEY_CURSOR_UP == keyCode && numberOfCharacters == cursorPosition && cursorLine == 1 ) )
2414 // Release the active highlight.
2415 if( mImpl->mEventData->mState == EventData::SELECTING )
2417 mImpl->ChangeState( EventData::EDITING );
2419 // Update selection position.
2420 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2421 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
2422 mImpl->mEventData->mUpdateCursorPosition = true;
2423 mImpl->RequestRelayout();
2428 mImpl->mEventData->mCheckScrollAmount = true;
2429 Event event( Event::CURSOR_KEY_EVENT );
2430 event.p1.mInt = keyCode;
2431 event.p2.mBool = keyEvent.IsShiftModifier();
2432 mImpl->mEventData->mEventQueue.push_back( event );
2434 // Will request for relayout.
2435 relayoutNeeded = true;
2437 else if ( Dali::DevelKey::DALI_KEY_CONTROL_LEFT == keyCode || Dali::DevelKey::DALI_KEY_CONTROL_RIGHT == keyCode )
2439 // Left or Right Control key event is received before Ctrl-C/V/X key event is received
2440 // If not handle it here, any selected text will be deleted
2445 else if ( keyEvent.IsCtrlModifier() )
2447 bool consumed = false;
2448 if (keyName == KEY_C_NAME)
2450 // Ctrl-C to copy the selected text
2451 TextPopupButtonTouched( Toolkit::TextSelectionPopup::COPY );
2454 else if (keyName == KEY_V_NAME)
2456 // Ctrl-V to paste the copied text
2457 TextPopupButtonTouched( Toolkit::TextSelectionPopup::PASTE );
2460 else if (keyName == KEY_X_NAME)
2462 // Ctrl-X to cut the selected text
2463 TextPopupButtonTouched( Toolkit::TextSelectionPopup::CUT );
2468 else if( ( Dali::DALI_KEY_BACKSPACE == keyCode ) ||
2469 ( Dali::DevelKey::DALI_KEY_DELETE == keyCode ) )
2471 textChanged = DeleteEvent( keyCode );
2473 // Will request for relayout.
2474 relayoutNeeded = true;
2476 else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) ||
2477 IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
2478 IsKey( keyEvent, static_cast<Dali::KEY>(Dali::DevelKey::DALI_KEY_SOURCE) ) ||
2479 IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
2481 // Power key/Menu/Home key behaviour does not allow edit mode to resume.
2482 mImpl->ChangeState( EventData::INACTIVE );
2484 // Will request for relayout.
2485 relayoutNeeded = true;
2487 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2489 else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
2491 // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
2492 // and a character is typed after the type of a upper case latin character.
2497 else if( ( Dali::DALI_KEY_VOLUME_UP == keyCode ) || ( Dali::DALI_KEY_VOLUME_DOWN == keyCode ) )
2499 // This branch avoids calling the InsertText() method of the 'else' branch which can delete selected text.
2505 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
2507 // IMF manager is no longer handling key-events
2508 mImpl->ClearPreEditFlag();
2510 InsertText( keyString, COMMIT );
2513 // Will request for relayout.
2514 relayoutNeeded = true;
2517 if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
2518 ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
2520 ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) &&
2521 ( Dali::DALI_KEY_VOLUME_UP != keyCode ) &&
2522 ( Dali::DALI_KEY_VOLUME_DOWN != keyCode ) )
2524 // Should not change the state if the key is the shift send by the imf manager.
2525 // Otherwise, when the state is SELECTING the text controller can't send the right
2526 // surrounding info to the imf.
2527 mImpl->ChangeState( EventData::EDITING );
2529 // Will request for relayout.
2530 relayoutNeeded = true;
2533 if( relayoutNeeded )
2535 mImpl->RequestRelayout();
2540 ( NULL != mImpl->mEditableControlInterface ) )
2542 // Do this last since it provides callbacks into application code
2543 mImpl->mEditableControlInterface->TextChanged();
2549 void Controller::TapEvent( unsigned int tapCount, float x, float y )
2551 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
2553 if( NULL != mImpl->mEventData )
2555 DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
2556 EventData::State state( mImpl->mEventData->mState );
2557 bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
2559 if( mImpl->IsClipboardVisible() )
2561 if( EventData::INACTIVE == state || EventData::EDITING == state)
2563 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2565 relayoutNeeded = true;
2567 else if( 1u == tapCount )
2569 if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
2571 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
2574 if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
2576 mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
2577 relayoutNeeded = true;
2581 if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
2583 // Hide placeholder text
2587 if( EventData::INACTIVE == state )
2589 mImpl->ChangeState( EventData::EDITING );
2591 else if( !mImpl->IsClipboardEmpty() )
2593 mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
2595 relayoutNeeded = true;
2598 else if( 2u == tapCount )
2600 if( mImpl->mEventData->mSelectionEnabled &&
2601 mImpl->IsShowingRealText() )
2603 relayoutNeeded = true;
2604 mImpl->mEventData->mIsLeftHandleSelected = true;
2605 mImpl->mEventData->mIsRightHandleSelected = true;
2609 // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
2610 if( relayoutNeeded )
2612 Event event( Event::TAP_EVENT );
2613 event.p1.mUint = tapCount;
2614 event.p2.mFloat = x;
2615 event.p3.mFloat = y;
2616 mImpl->mEventData->mEventQueue.push_back( event );
2618 mImpl->RequestRelayout();
2622 // Reset keyboard as tap event has occurred.
2623 mImpl->ResetImfManager();
2626 void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
2628 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
2630 if( NULL != mImpl->mEventData )
2632 Event event( Event::PAN_EVENT );
2633 event.p1.mInt = state;
2634 event.p2.mFloat = displacement.x;
2635 event.p3.mFloat = displacement.y;
2636 mImpl->mEventData->mEventQueue.push_back( event );
2638 mImpl->RequestRelayout();
2642 void Controller::LongPressEvent( Gesture::State state, float x, float y )
2644 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
2646 if( ( state == Gesture::Started ) &&
2647 ( NULL != mImpl->mEventData ) )
2649 // The 1st long-press on inactive text-field is treated as tap
2650 if( EventData::INACTIVE == mImpl->mEventData->mState )
2652 mImpl->ChangeState( EventData::EDITING );
2654 Event event( Event::TAP_EVENT );
2656 event.p2.mFloat = x;
2657 event.p3.mFloat = y;
2658 mImpl->mEventData->mEventQueue.push_back( event );
2660 mImpl->RequestRelayout();
2662 else if( !mImpl->IsShowingRealText() )
2664 Event event( Event::LONG_PRESS_EVENT );
2665 event.p1.mInt = state;
2666 event.p2.mFloat = x;
2667 event.p3.mFloat = y;
2668 mImpl->mEventData->mEventQueue.push_back( event );
2669 mImpl->RequestRelayout();
2671 else if( !mImpl->IsClipboardVisible() )
2673 // Reset the imf manager to commit the pre-edit before selecting the text.
2674 mImpl->ResetImfManager();
2676 Event event( Event::LONG_PRESS_EVENT );
2677 event.p1.mInt = state;
2678 event.p2.mFloat = x;
2679 event.p3.mFloat = y;
2680 mImpl->mEventData->mEventQueue.push_back( event );
2681 mImpl->RequestRelayout();
2683 mImpl->mEventData->mIsLeftHandleSelected = true;
2684 mImpl->mEventData->mIsRightHandleSelected = true;
2689 ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
2691 // Whether the text needs to be relaid-out.
2692 bool requestRelayout = false;
2694 // Whether to retrieve the text and cursor position to be sent to the IMF manager.
2695 bool retrieveText = false;
2696 bool retrieveCursor = false;
2698 switch( imfEvent.eventName )
2700 case ImfManager::COMMIT:
2702 InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
2703 requestRelayout = true;
2704 retrieveCursor = true;
2707 case ImfManager::PREEDIT:
2709 InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
2710 requestRelayout = true;
2711 retrieveCursor = true;
2714 case ImfManager::DELETESURROUNDING:
2716 const bool textDeleted = RemoveText( imfEvent.cursorOffset,
2717 imfEvent.numberOfChars,
2718 DONT_UPDATE_INPUT_STYLE );
2722 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2723 !mImpl->IsPlaceholderAvailable() )
2725 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2729 ShowPlaceholderText();
2731 mImpl->mEventData->mUpdateCursorPosition = true;
2732 mImpl->mEventData->mScrollAfterDelete = true;
2734 requestRelayout = true;
2738 case ImfManager::GETSURROUNDING:
2740 retrieveText = true;
2741 retrieveCursor = true;
2744 case ImfManager::PRIVATECOMMAND:
2746 // PRIVATECOMMAND event is just for getting the private command message
2747 retrieveText = true;
2748 retrieveCursor = true;
2751 case ImfManager::VOID:
2758 if( requestRelayout )
2760 mImpl->mOperationsPending = ALL_OPERATIONS;
2761 mImpl->RequestRelayout();
2765 CharacterIndex cursorPosition = 0u;
2766 Length numberOfWhiteSpaces = 0u;
2768 if( retrieveCursor )
2770 numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
2772 cursorPosition = mImpl->GetLogicalCursorPosition();
2774 if( cursorPosition < numberOfWhiteSpaces )
2776 cursorPosition = 0u;
2780 cursorPosition -= numberOfWhiteSpaces;
2786 if( !mImpl->IsShowingPlaceholderText() )
2788 // Retrieves the normal text string.
2789 mImpl->GetText( numberOfWhiteSpaces, text );
2793 // When the current text is Placeholder Text, the surrounding text should be empty string.
2794 // It means DALi should send empty string ("") to IME.
2799 ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
2801 if( requestRelayout &&
2802 ( NULL != mImpl->mEditableControlInterface ) )
2804 // Do this last since it provides callbacks into application code
2805 mImpl->mEditableControlInterface->TextChanged();
2808 return callbackData;
2811 void Controller::PasteClipboardItemEvent()
2813 // Retrieve the clipboard contents first
2814 ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
2815 std::string stringToPaste( notifier.GetContent() );
2817 // Commit the current pre-edit text; the contents of the clipboard should be appended
2818 mImpl->ResetImfManager();
2820 // Temporary disable hiding clipboard
2821 mImpl->SetClipboardHideEnable( false );
2824 PasteText( stringToPaste );
2826 mImpl->SetClipboardHideEnable( true );
2829 // protected : Inherit from Text::Decorator::ControllerInterface.
2831 void Controller::GetTargetSize( Vector2& targetSize )
2833 targetSize = mImpl->mModel->mVisualModel->mControlSize;
2836 void Controller::AddDecoration( Actor& actor, bool needsClipping )
2838 if( NULL != mImpl->mEditableControlInterface )
2840 mImpl->mEditableControlInterface->AddDecoration( actor, needsClipping );
2844 void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
2846 DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
2848 if( NULL != mImpl->mEventData )
2850 switch( handleType )
2854 Event event( Event::GRAB_HANDLE_EVENT );
2855 event.p1.mUint = state;
2856 event.p2.mFloat = x;
2857 event.p3.mFloat = y;
2859 mImpl->mEventData->mEventQueue.push_back( event );
2862 case LEFT_SELECTION_HANDLE:
2864 Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
2865 event.p1.mUint = state;
2866 event.p2.mFloat = x;
2867 event.p3.mFloat = y;
2869 mImpl->mEventData->mEventQueue.push_back( event );
2872 case RIGHT_SELECTION_HANDLE:
2874 Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
2875 event.p1.mUint = state;
2876 event.p2.mFloat = x;
2877 event.p3.mFloat = y;
2879 mImpl->mEventData->mEventQueue.push_back( event );
2882 case LEFT_SELECTION_HANDLE_MARKER:
2883 case RIGHT_SELECTION_HANDLE_MARKER:
2885 // Markers do not move the handles.
2888 case HANDLE_TYPE_COUNT:
2890 DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
2894 mImpl->RequestRelayout();
2898 // protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
2900 void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
2902 if( NULL == mImpl->mEventData )
2909 case Toolkit::TextSelectionPopup::CUT:
2911 mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
2912 mImpl->mOperationsPending = ALL_OPERATIONS;
2914 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
2915 !mImpl->IsPlaceholderAvailable() )
2917 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
2921 ShowPlaceholderText();
2924 mImpl->mEventData->mUpdateCursorPosition = true;
2925 mImpl->mEventData->mScrollAfterDelete = true;
2927 mImpl->RequestRelayout();
2929 if( NULL != mImpl->mEditableControlInterface )
2931 mImpl->mEditableControlInterface->TextChanged();
2935 case Toolkit::TextSelectionPopup::COPY:
2937 mImpl->SendSelectionToClipboard( false ); // Text not modified
2939 mImpl->mEventData->mUpdateCursorPosition = true;
2941 mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
2944 case Toolkit::TextSelectionPopup::PASTE:
2946 mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
2949 case Toolkit::TextSelectionPopup::SELECT:
2951 const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
2953 if( mImpl->mEventData->mSelectionEnabled )
2955 // Creates a SELECT event.
2956 SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
2960 case Toolkit::TextSelectionPopup::SELECT_ALL:
2962 // Creates a SELECT_ALL event
2963 SelectEvent( 0.f, 0.f, true );
2966 case Toolkit::TextSelectionPopup::CLIPBOARD:
2968 mImpl->ShowClipboard();
2971 case Toolkit::TextSelectionPopup::NONE:
2979 void Controller::DisplayTimeExpired()
2981 mImpl->mEventData->mUpdateCursorPosition = true;
2982 // Apply modifications to the model
2983 mImpl->mOperationsPending = ALL_OPERATIONS;
2985 mImpl->RequestRelayout();
2988 // private : Update.
2990 void Controller::InsertText( const std::string& text, Controller::InsertType type )
2992 bool removedPrevious = false;
2993 bool removedSelected = false;
2994 bool maxLengthReached = false;
2996 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertText" )
2998 if( NULL == mImpl->mEventData )
3003 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::InsertText %p %s (%s) mPrimaryCursorPosition %d mPreEditFlag %d mPreEditStartPosition %d mPreEditLength %d\n",
3004 this, text.c_str(), (COMMIT == type ? "COMMIT" : "PRE_EDIT"),
3005 mImpl->mEventData->mPrimaryCursorPosition, mImpl->mEventData->mPreEditFlag, mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3007 // TODO: At the moment the underline runs are only for pre-edit.
3008 mImpl->mModel->mVisualModel->mUnderlineRuns.Clear();
3010 // Remove the previous IMF pre-edit.
3011 if( mImpl->mEventData->mPreEditFlag && ( 0u != mImpl->mEventData->mPreEditLength ) )
3013 removedPrevious = RemoveText( -static_cast<int>( mImpl->mEventData->mPrimaryCursorPosition - mImpl->mEventData->mPreEditStartPosition ),
3014 mImpl->mEventData->mPreEditLength,
3015 DONT_UPDATE_INPUT_STYLE );
3017 mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
3018 mImpl->mEventData->mPreEditLength = 0u;
3022 // Remove the previous Selection.
3023 removedSelected = RemoveSelectedText();
3027 Vector<Character> utf32Characters;
3028 Length characterCount = 0u;
3032 // Convert text into UTF-32
3033 utf32Characters.Resize( text.size() );
3035 // This is a bit horrible but std::string returns a (signed) char*
3036 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
3038 // Transform a text array encoded in utf8 into an array encoded in utf32.
3039 // It returns the actual number of characters.
3040 characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
3041 utf32Characters.Resize( characterCount );
3043 DALI_ASSERT_DEBUG( text.size() >= utf32Characters.Count() && "Invalid UTF32 conversion length" );
3044 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "UTF8 size %d, UTF32 size %d\n", text.size(), utf32Characters.Count() );
3047 if( 0u != utf32Characters.Count() ) // Check if Utf8ToUtf32 conversion succeeded
3049 // The placeholder text is no longer needed
3050 if( mImpl->IsShowingPlaceholderText() )
3055 mImpl->ChangeState( EventData::EDITING );
3057 // Handle the IMF (predicitive text) state changes
3058 if( COMMIT == type )
3060 // IMF manager is no longer handling key-events
3061 mImpl->ClearPreEditFlag();
3065 if( !mImpl->mEventData->mPreEditFlag )
3067 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
3069 // Record the start of the pre-edit text
3070 mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
3073 mImpl->mEventData->mPreEditLength = utf32Characters.Count();
3074 mImpl->mEventData->mPreEditFlag = true;
3076 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "mPreEditStartPosition %d mPreEditLength %d\n", mImpl->mEventData->mPreEditStartPosition, mImpl->mEventData->mPreEditLength );
3079 const Length numberOfCharactersInModel = mImpl->mModel->mLogicalModel->mText.Count();
3081 // Restrict new text to fit within Maximum characters setting.
3082 Length maxSizeOfNewText = std::min( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
3083 maxLengthReached = ( characterCount > maxSizeOfNewText );
3085 // The cursor position.
3086 CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3088 // Update the text's style.
3090 // Updates the text style runs by adding characters.
3091 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, maxSizeOfNewText );
3093 // Get the character index from the cursor index.
3094 const CharacterIndex styleIndex = ( cursorIndex > 0u ) ? cursorIndex - 1u : 0u;
3096 // Retrieve the text's style for the given index.
3098 mImpl->RetrieveDefaultInputStyle( style );
3099 mImpl->mModel->mLogicalModel->RetrieveStyle( styleIndex, style );
3101 // Whether to add a new text color run.
3102 const bool addColorRun = ( style.textColor != mImpl->mEventData->mInputStyle.textColor );
3104 // Whether to add a new font run.
3105 const bool addFontNameRun = style.familyName != mImpl->mEventData->mInputStyle.familyName;
3106 const bool addFontWeightRun = style.weight != mImpl->mEventData->mInputStyle.weight;
3107 const bool addFontWidthRun = style.width != mImpl->mEventData->mInputStyle.width;
3108 const bool addFontSlantRun = style.slant != mImpl->mEventData->mInputStyle.slant;
3109 const bool addFontSizeRun = style.size != mImpl->mEventData->mInputStyle.size;
3114 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mColorRuns.Count();
3115 mImpl->mModel->mLogicalModel->mColorRuns.Resize( numberOfRuns + 1u );
3117 ColorRun& colorRun = *( mImpl->mModel->mLogicalModel->mColorRuns.Begin() + numberOfRuns );
3118 colorRun.color = mImpl->mEventData->mInputStyle.textColor;
3119 colorRun.characterRun.characterIndex = cursorIndex;
3120 colorRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3123 if( addFontNameRun ||
3129 const VectorBase::SizeType numberOfRuns = mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Count();
3130 mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Resize( numberOfRuns + 1u );
3132 FontDescriptionRun& fontDescriptionRun = *( mImpl->mModel->mLogicalModel->mFontDescriptionRuns.Begin() + numberOfRuns );
3134 if( addFontNameRun )
3136 fontDescriptionRun.familyLength = mImpl->mEventData->mInputStyle.familyName.size();
3137 fontDescriptionRun.familyName = new char[fontDescriptionRun.familyLength];
3138 memcpy( fontDescriptionRun.familyName, mImpl->mEventData->mInputStyle.familyName.c_str(), fontDescriptionRun.familyLength );
3139 fontDescriptionRun.familyDefined = true;
3141 // The memory allocated for the font family name is freed when the font description is removed from the logical model.
3144 if( addFontWeightRun )
3146 fontDescriptionRun.weight = mImpl->mEventData->mInputStyle.weight;
3147 fontDescriptionRun.weightDefined = true;
3150 if( addFontWidthRun )
3152 fontDescriptionRun.width = mImpl->mEventData->mInputStyle.width;
3153 fontDescriptionRun.widthDefined = true;
3156 if( addFontSlantRun )
3158 fontDescriptionRun.slant = mImpl->mEventData->mInputStyle.slant;
3159 fontDescriptionRun.slantDefined = true;
3162 if( addFontSizeRun )
3164 fontDescriptionRun.size = static_cast<PointSize26Dot6>( mImpl->mEventData->mInputStyle.size * 64.f );
3165 fontDescriptionRun.sizeDefined = true;
3168 fontDescriptionRun.characterRun.characterIndex = cursorIndex;
3169 fontDescriptionRun.characterRun.numberOfCharacters = maxSizeOfNewText;
3172 // Insert at current cursor position.
3173 Vector<Character>& modifyText = mImpl->mModel->mLogicalModel->mText;
3175 if( cursorIndex < numberOfCharactersInModel )
3177 modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3181 modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
3184 // Mark the first paragraph to be updated.
3185 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3187 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3188 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3189 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = numberOfCharactersInModel + maxSizeOfNewText;
3190 mImpl->mTextUpdateInfo.mClearAll = true;
3194 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3195 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd += maxSizeOfNewText;
3198 // Update the cursor index.
3199 cursorIndex += maxSizeOfNewText;
3201 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 );
3204 if( ( 0u == mImpl->mModel->mLogicalModel->mText.Count() ) &&
3205 mImpl->IsPlaceholderAvailable() )
3207 // Show place-holder if empty after removing the pre-edit text
3208 ShowPlaceholderText();
3209 mImpl->mEventData->mUpdateCursorPosition = true;
3210 mImpl->ClearPreEditFlag();
3212 else if( removedPrevious ||
3214 ( 0 != utf32Characters.Count() ) )
3216 // Queue an inserted event
3217 mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
3219 mImpl->mEventData->mUpdateCursorPosition = true;
3220 if( removedSelected )
3222 mImpl->mEventData->mScrollAfterDelete = true;
3226 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3230 if( maxLengthReached )
3232 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "MaxLengthReached (%d)\n", mImpl->mModel->mLogicalModel->mText.Count() );
3234 mImpl->ResetImfManager();
3236 if( NULL != mImpl->mEditableControlInterface )
3238 // Do this last since it provides callbacks into application code
3239 mImpl->mEditableControlInterface->MaxLengthReached();
3244 void Controller::PasteText( const std::string& stringToPaste )
3246 InsertText( stringToPaste, Text::Controller::COMMIT );
3247 mImpl->ChangeState( EventData::EDITING );
3248 mImpl->RequestRelayout();
3250 if( NULL != mImpl->mEditableControlInterface )
3252 // Do this last since it provides callbacks into application code
3253 mImpl->mEditableControlInterface->TextChanged();
3257 bool Controller::RemoveText( int cursorOffset,
3258 int numberOfCharacters,
3259 UpdateInputStyleType type )
3261 bool removed = false;
3263 // When the users press "Delete All" button, the IME sends numberOfCharacters as '200000' value which means the max number of characters.
3264 const bool deleteAll = ( numberOfCharacters >= MAX_NUMBER_OF_CHARACTERS );
3266 if( NULL == mImpl->mEventData )
3271 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
3272 this, mImpl->mModel->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
3274 if( !mImpl->IsShowingPlaceholderText() )
3276 // Delete at current cursor position
3277 Vector<Character>& currentText = mImpl->mModel->mLogicalModel->mText;
3278 CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
3280 CharacterIndex cursorIndex = 0;
3282 // Validate the cursor position & number of characters
3283 if( ( static_cast< int >( mImpl->mEventData->mPrimaryCursorPosition ) + cursorOffset ) >= 0 )
3285 cursorIndex = mImpl->mEventData->mPrimaryCursorPosition + cursorOffset;
3288 if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
3290 numberOfCharacters = currentText.Count() - cursorIndex;
3293 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.
3294 ( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters ) || deleteAll /*'Delete All' button clicked*/ )
3296 // Mark the paragraphs to be updated.
3297 if( Layout::Engine::SINGLE_LINE_BOX == mImpl->mLayoutEngine.GetLayout() )
3299 mImpl->mTextUpdateInfo.mCharacterIndex = 0;
3300 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3301 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters - numberOfCharacters;
3302 mImpl->mTextUpdateInfo.mClearAll = true;
3306 mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
3307 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
3310 // Update the input style and remove the text's style before removing the text.
3312 if( UPDATE_INPUT_STYLE == type )
3314 // Keep a copy of the current input style.
3315 InputStyle currentInputStyle;
3316 currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
3318 // Set first the default input style.
3319 mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
3321 // Update the input style.
3322 mImpl->mModel->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
3324 // Compare if the input style has changed.
3325 const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
3327 if( hasInputStyleChanged )
3329 const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
3330 // Queue the input style changed signal.
3331 mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
3335 // Updates the text style runs by removing characters. Runs with no characters are removed.
3336 mImpl->mModel->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
3338 // Remove the characters.
3339 Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
3340 Vector<Character>::Iterator last = first + numberOfCharacters;
3342 currentText.Erase( first, last );
3344 // Cursor position retreat
3345 oldCursorIndex = cursorIndex;
3347 mImpl->mEventData->mScrollAfterDelete = true;
3349 DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
3357 bool Controller::RemoveSelectedText()
3359 bool textRemoved( false );
3361 if( EventData::SELECTING == mImpl->mEventData->mState )
3363 std::string removedString;
3364 mImpl->RetrieveSelection( removedString, true );
3366 if( !removedString.empty() )
3369 mImpl->ChangeState( EventData::EDITING );
3376 // private : Relayout.
3378 bool Controller::DoRelayout( const Size& size,
3379 OperationsMask operationsRequired,
3382 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
3383 bool viewUpdated( false );
3385 // Calculate the operations to be done.
3386 const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
3388 const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
3389 const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
3391 // Get the current layout size.
3392 layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3394 if( NO_OPERATION != ( LAYOUT & operations ) )
3396 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
3398 // Some vectors with data needed to layout and reorder may be void
3399 // after the first time the text has been laid out.
3400 // Fill the vectors again.
3402 // Calculate the number of glyphs to layout.
3403 const Vector<GlyphIndex>& charactersToGlyph = mImpl->mModel->mVisualModel->mCharactersToGlyph;
3404 const Vector<Length>& glyphsPerCharacter = mImpl->mModel->mVisualModel->mGlyphsPerCharacter;
3405 const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
3406 const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
3408 const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
3409 const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
3410 const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
3411 const Length totalNumberOfGlyphs = mImpl->mModel->mVisualModel->mGlyphs.Count();
3413 if( 0u == totalNumberOfGlyphs )
3415 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3417 mImpl->mModel->mVisualModel->SetLayoutSize( Size::ZERO );
3420 // Nothing else to do if there is no glyphs.
3421 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
3425 const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mModel->mLogicalModel->mLineBreakInfo;
3426 const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mModel->mLogicalModel->mWordBreakInfo;
3427 const Vector<CharacterDirection>& characterDirection = mImpl->mModel->mLogicalModel->mCharacterDirections;
3428 const Vector<GlyphInfo>& glyphs = mImpl->mModel->mVisualModel->mGlyphs;
3429 const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mModel->mVisualModel->mGlyphsToCharacters;
3430 const Vector<Length>& charactersPerGlyph = mImpl->mModel->mVisualModel->mCharactersPerGlyph;
3431 const Character* const textBuffer = mImpl->mModel->mLogicalModel->mText.Begin();
3432 const float outlineWidth = static_cast<float>( mImpl->mModel->GetOutlineWidth() );
3434 // Set the layout parameters.
3435 Layout::Parameters layoutParameters( size,
3437 lineBreakInfo.Begin(),
3438 wordBreakInfo.Begin(),
3439 ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
3441 glyphsToCharactersMap.Begin(),
3442 charactersPerGlyph.Begin(),
3443 charactersToGlyphBuffer,
3444 glyphsPerCharacterBuffer,
3445 totalNumberOfGlyphs,
3446 mImpl->mModel->mHorizontalAlignment,
3447 mImpl->mModel->mLineWrapMode,
3450 // Resize the vector of positions to have the same size than the vector of glyphs.
3451 Vector<Vector2>& glyphPositions = mImpl->mModel->mVisualModel->mGlyphPositions;
3452 glyphPositions.Resize( totalNumberOfGlyphs );
3454 // Whether the last character is a new paragraph character.
3455 mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mModel->mLogicalModel->mText.Count() - 1u ) ) );
3456 layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
3458 // The initial glyph and the number of glyphs to layout.
3459 layoutParameters.startGlyphIndex = startGlyphIndex;
3460 layoutParameters.numberOfGlyphs = numberOfGlyphs;
3461 layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
3462 layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
3464 // Update the ellipsis
3465 bool elideTextEnabled = mImpl->mModel->mElideEnabled;
3467 if( NULL != mImpl->mEventData )
3469 if( mImpl->mEventData->mPlaceholderEllipsisFlag && mImpl->IsShowingPlaceholderText() )
3471 elideTextEnabled = mImpl->mEventData->mIsPlaceholderElideEnabled;
3473 else if( EventData::INACTIVE != mImpl->mEventData->mState )
3475 // Disable ellipsis when editing
3476 elideTextEnabled = false;
3479 // Reset the scroll position in inactive state
3480 if( elideTextEnabled && ( mImpl->mEventData->mState == EventData::INACTIVE ) )
3482 ResetScrollPosition();
3486 // Update the visual model.
3488 viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
3490 mImpl->mModel->mVisualModel->mLines,
3494 viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
3498 layoutSize = newLayoutSize;
3500 if( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
3502 mImpl->mAutoScrollDirectionRTL = false;
3505 // Reorder the lines
3506 if( NO_OPERATION != ( REORDER & operations ) )
3508 Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mModel->mLogicalModel->mBidirectionalParagraphInfo;
3509 Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mModel->mLogicalModel->mBidirectionalLineInfo;
3511 // Check first if there are paragraphs with bidirectional info.
3512 if( 0u != bidirectionalInfo.Count() )
3515 const Length numberOfLines = mImpl->mModel->mVisualModel->mLines.Count();
3517 // Reorder the lines.
3518 bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
3519 ReorderLines( bidirectionalInfo,
3521 requestedNumberOfCharacters,
3522 mImpl->mModel->mVisualModel->mLines,
3523 bidirectionalLineInfo );
3525 // Set the bidirectional info per line into the layout parameters.
3526 layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
3527 layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
3529 // Re-layout the text. Reorder those lines with right to left characters.
3530 mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
3532 requestedNumberOfCharacters,
3535 if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
3537 const LineRun* const firstline = mImpl->mModel->mVisualModel->mLines.Begin();
3540 mImpl->mAutoScrollDirectionRTL = firstline->direction;
3546 // Sets the layout size.
3547 if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
3549 mImpl->mModel->mVisualModel->SetLayoutSize( layoutSize );
3554 if( NO_OPERATION != ( ALIGN & operations ) )
3556 // The laid-out lines.
3557 Vector<LineRun>& lines = mImpl->mModel->mVisualModel->mLines;
3559 // Need to align with the control's size as the text may contain lines
3560 // starting either with left to right text or right to left.
3561 mImpl->mLayoutEngine.Align( size,
3563 requestedNumberOfCharacters,
3564 mImpl->mModel->mHorizontalAlignment,
3566 mImpl->mModel->mAlignmentOffset );
3570 #if defined(DEBUG_ENABLED)
3571 std::string currentText;
3572 GetText( currentText );
3573 DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
3575 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
3579 void Controller::CalculateVerticalOffset( const Size& controlSize )
3581 Size layoutSize = mImpl->mModel->mVisualModel->GetLayoutSize();
3583 if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
3585 // Get the line height of the default font.
3586 layoutSize.height = mImpl->GetDefaultFontLineHeight();
3589 switch( mImpl->mModel->mVerticalAlignment )
3591 case VerticalAlignment::TOP:
3593 mImpl->mModel->mScrollPosition.y = 0.f;
3596 case VerticalAlignment::CENTER:
3598 mImpl->mModel->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
3601 case VerticalAlignment::BOTTOM:
3603 mImpl->mModel->mScrollPosition.y = controlSize.height - layoutSize.height;
3609 // private : Events.
3611 void Controller::ProcessModifyEvents()
3613 Vector<ModifyEvent>& events = mImpl->mModifyEvents;
3615 if( 0u == events.Count() )
3621 for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
3622 endIt = events.End();
3626 const ModifyEvent& event = *it;
3628 if( ModifyEvent::TEXT_REPLACED == event.type )
3630 // A (single) replace event should come first, otherwise we wasted time processing NOOP events
3631 DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
3633 TextReplacedEvent();
3635 else if( ModifyEvent::TEXT_INSERTED == event.type )
3637 TextInsertedEvent();
3639 else if( ModifyEvent::TEXT_DELETED == event.type )
3641 // Placeholder-text cannot be deleted
3642 if( !mImpl->IsShowingPlaceholderText() )
3649 if( NULL != mImpl->mEventData )
3651 // When the text is being modified, delay cursor blinking
3652 mImpl->mEventData->mDecorator->DelayCursorBlink();
3654 // Update selection position after modifying the text
3655 mImpl->mEventData->mLeftSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3656 mImpl->mEventData->mRightSelectionPosition = mImpl->mEventData->mPrimaryCursorPosition;
3659 // Discard temporary text
3663 void Controller::TextReplacedEvent()
3665 // The natural size needs to be re-calculated.
3666 mImpl->mRecalculateNaturalSize = true;
3668 // Apply modifications to the model
3669 mImpl->mOperationsPending = ALL_OPERATIONS;
3672 void Controller::TextInsertedEvent()
3674 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
3676 if( NULL == mImpl->mEventData )
3681 mImpl->mEventData->mCheckScrollAmount = true;
3683 // The natural size needs to be re-calculated.
3684 mImpl->mRecalculateNaturalSize = true;
3686 // Apply modifications to the model; TODO - Optimize this
3687 mImpl->mOperationsPending = ALL_OPERATIONS;
3690 void Controller::TextDeletedEvent()
3692 DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
3694 if( NULL == mImpl->mEventData )
3699 mImpl->mEventData->mCheckScrollAmount = true;
3701 // The natural size needs to be re-calculated.
3702 mImpl->mRecalculateNaturalSize = true;
3704 // Apply modifications to the model; TODO - Optimize this
3705 mImpl->mOperationsPending = ALL_OPERATIONS;
3708 void Controller::SelectEvent( float x, float y, bool selectAll )
3710 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
3712 if( NULL != mImpl->mEventData )
3716 Event event( Event::SELECT_ALL );
3717 mImpl->mEventData->mEventQueue.push_back( event );
3721 Event event( Event::SELECT );
3722 event.p2.mFloat = x;
3723 event.p3.mFloat = y;
3724 mImpl->mEventData->mEventQueue.push_back( event );
3727 mImpl->mEventData->mCheckScrollAmount = true;
3728 mImpl->mEventData->mIsLeftHandleSelected = true;
3729 mImpl->mEventData->mIsRightHandleSelected = true;
3730 mImpl->RequestRelayout();
3734 bool Controller::DeleteEvent( int keyCode )
3736 DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p KeyCode : %d \n", this, keyCode );
3738 bool removed = false;
3740 if( NULL == mImpl->mEventData )
3745 // IMF manager is no longer handling key-events
3746 mImpl->ClearPreEditFlag();
3748 if( EventData::SELECTING == mImpl->mEventData->mState )
3750 removed = RemoveSelectedText();
3752 else if( ( mImpl->mEventData->mPrimaryCursorPosition > 0 ) && ( keyCode == Dali::DALI_KEY_BACKSPACE) )
3754 // Remove the character before the current cursor position
3755 removed = RemoveText( -1,
3757 UPDATE_INPUT_STYLE );
3759 else if( keyCode == Dali::DevelKey::DALI_KEY_DELETE )
3761 // Remove the character after the current cursor position
3762 removed = RemoveText( 0,
3764 UPDATE_INPUT_STYLE );
3769 if( ( 0u != mImpl->mModel->mLogicalModel->mText.Count() ) ||
3770 !mImpl->IsPlaceholderAvailable() )
3772 mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
3776 ShowPlaceholderText();
3778 mImpl->mEventData->mUpdateCursorPosition = true;
3779 mImpl->mEventData->mScrollAfterDelete = true;
3785 // private : Helpers.
3787 void Controller::ResetText()
3790 mImpl->mModel->mLogicalModel->mText.Clear();
3792 // We have cleared everything including the placeholder-text
3793 mImpl->PlaceholderCleared();
3795 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3796 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3797 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
3799 // Clear any previous text.
3800 mImpl->mTextUpdateInfo.mClearAll = true;
3802 // The natural size needs to be re-calculated.
3803 mImpl->mRecalculateNaturalSize = true;
3805 // Apply modifications to the model
3806 mImpl->mOperationsPending = ALL_OPERATIONS;
3809 void Controller::ShowPlaceholderText()
3811 if( mImpl->IsPlaceholderAvailable() )
3813 DALI_ASSERT_DEBUG( mImpl->mEventData && "No placeholder text available" );
3815 if( NULL == mImpl->mEventData )
3820 mImpl->mEventData->mIsShowingPlaceholderText = true;
3822 // Disable handles when showing place-holder text
3823 mImpl->mEventData->mDecorator->SetHandleActive( GRAB_HANDLE, false );
3824 mImpl->mEventData->mDecorator->SetHandleActive( LEFT_SELECTION_HANDLE, false );
3825 mImpl->mEventData->mDecorator->SetHandleActive( RIGHT_SELECTION_HANDLE, false );
3827 const char* text( NULL );
3830 // TODO - Switch Placeholder text when changing state
3831 if( ( EventData::INACTIVE != mImpl->mEventData->mState ) &&
3832 ( 0u != mImpl->mEventData->mPlaceholderTextActive.c_str() ) )
3834 text = mImpl->mEventData->mPlaceholderTextActive.c_str();
3835 size = mImpl->mEventData->mPlaceholderTextActive.size();
3839 text = mImpl->mEventData->mPlaceholderTextInactive.c_str();
3840 size = mImpl->mEventData->mPlaceholderTextInactive.size();
3843 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3844 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3846 // Reset model for showing placeholder.
3847 mImpl->mModel->mLogicalModel->mText.Clear();
3848 mImpl->mModel->mVisualModel->SetTextColor( mImpl->mEventData->mPlaceholderTextColor );
3850 // Convert text into UTF-32
3851 Vector<Character>& utf32Characters = mImpl->mModel->mLogicalModel->mText;
3852 utf32Characters.Resize( size );
3854 // This is a bit horrible but std::string returns a (signed) char*
3855 const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text );
3857 // Transform a text array encoded in utf8 into an array encoded in utf32.
3858 // It returns the actual number of characters.
3859 const Length characterCount = Utf8ToUtf32( utf8, size, utf32Characters.Begin() );
3860 utf32Characters.Resize( characterCount );
3862 // The characters to be added.
3863 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = characterCount;
3865 // Reset the cursor position
3866 mImpl->mEventData->mPrimaryCursorPosition = 0;
3868 // The natural size needs to be re-calculated.
3869 mImpl->mRecalculateNaturalSize = true;
3871 // Apply modifications to the model
3872 mImpl->mOperationsPending = ALL_OPERATIONS;
3874 // Update the rest of the model during size negotiation
3875 mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
3879 void Controller::ClearFontData()
3881 if( mImpl->mFontDefaults )
3883 mImpl->mFontDefaults->mFontId = 0u; // Remove old font ID
3886 // Set flags to update the model.
3887 mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
3888 mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
3889 mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = mImpl->mModel->mLogicalModel->mText.Count();
3891 mImpl->mTextUpdateInfo.mClearAll = true;
3892 mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
3893 mImpl->mRecalculateNaturalSize = true;
3895 mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
3901 UPDATE_LAYOUT_SIZE |
3906 void Controller::ClearStyleData()
3908 mImpl->mModel->mLogicalModel->mColorRuns.Clear();
3909 mImpl->mModel->mLogicalModel->ClearFontDescriptionRuns();
3912 void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
3914 // Reset the cursor position
3915 if( NULL != mImpl->mEventData )
3917 mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
3919 // Update the cursor if it's in editing mode.
3920 if( EventData::IsEditingState( mImpl->mEventData->mState ) )
3922 mImpl->mEventData->mUpdateCursorPosition = true;
3927 void Controller::ResetScrollPosition()
3929 if( NULL != mImpl->mEventData )
3931 // Reset the scroll position.
3932 mImpl->mModel->mScrollPosition = Vector2::ZERO;
3933 mImpl->mEventData->mScrollAfterUpdatePosition = true;
3937 void Controller::SetControlInterface( ControlInterface* controlInterface )
3939 mImpl->mControlInterface = controlInterface;
3942 bool Controller::ShouldClearFocusOnEscape() const
3944 return mImpl->mShouldClearFocusOnEscape;
3947 // private : Private contructors & copy operator.
3949 Controller::Controller()
3952 mImpl = new Controller::Impl( NULL, NULL );
3955 Controller::Controller( ControlInterface* controlInterface )
3957 mImpl = new Controller::Impl( controlInterface, NULL );
3960 Controller::Controller( ControlInterface* controlInterface,
3961 EditableControlInterface* editableControlInterface )
3963 mImpl = new Controller::Impl( controlInterface,
3964 editableControlInterface );
3967 // The copy constructor and operator are left unimplemented.
3969 // protected : Destructor.
3971 Controller::~Controller()
3978 } // namespace Toolkit