/*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
// Recalculate the selection highlight as the metrics may have changed.
eventData->mUpdateLeftSelectionPosition = true;
eventData->mUpdateRightSelectionPosition = true;
+ eventData->mUpdateHighlightBox = true;
return fontDescriptionRun;
}
+// public : Constructor.
+
ControllerPtr Controller::New( ControlInterface& controlInterface )
{
return ControllerPtr( new Controller( controlInterface ) );
}
+// public : Configure the text controller.
+
void Controller::EnableTextInput( DecoratorPtr decorator )
{
if( NULL == mImpl->mEventData )
mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
LAYOUT |
ALIGN |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
UPDATE_DIRECTION |
REORDER );
mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
LAYOUT |
ALIGN |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER );
}
}
else
{
- DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored" );
+ DALI_LOG_WARNING( "Attempted AutoScrolling on a non SINGLE_LINE_BOX, request ignored\n" );
mImpl->mAutoScrollEnabled = false;
}
}
return offset;
}
+void Controller::SetHorizontalScrollEnabled( bool enable )
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ mImpl->mEventData->mDecorator->SetHorizontalScrollEnabled( enable );
+ }
+}
+
+bool Controller::IsHorizontalScrollEnabled() const
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ return mImpl->mEventData->mDecorator->IsHorizontalScrollEnabled();
+ }
+
+ return false;
+}
+
+void Controller::SetVerticalScrollEnabled( bool enable )
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ if( mImpl->mEventData->mDecorator )
+ {
+ mImpl->mEventData->mDecorator->SetVerticalScrollEnabled( enable );
+ }
+ }
+}
+
+bool Controller::IsVerticalScrollEnabled() const
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ return mImpl->mEventData->mDecorator->IsVerticalScrollEnabled();
+ }
+
+ return false;
+}
+
+void Controller::SetSmoothHandlePanEnabled( bool enable )
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ mImpl->mEventData->mDecorator->SetSmoothHandlePanEnabled( enable );
+ }
+}
+
+bool Controller::IsSmoothHandlePanEnabled() const
+{
+ if( ( NULL != mImpl->mEventData ) &&
+ mImpl->mEventData->mDecorator )
+ {
+ return mImpl->mEventData->mDecorator->IsSmoothHandlePanEnabled();
+ }
+
+ return false;
+}
+
+void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
+{
+ mImpl->mMaximumNumberOfCharacters = maxCharacters;
+}
+
+int Controller::GetMaximumNumberOfCharacters()
+{
+ return mImpl->mMaximumNumberOfCharacters;
+}
+
+void Controller::SetEnableCursorBlink( bool enable )
+{
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
+
+ if( NULL != mImpl->mEventData )
+ {
+ mImpl->mEventData->mCursorBlinkEnabled = enable;
+
+ if( !enable &&
+ mImpl->mEventData->mDecorator )
+ {
+ mImpl->mEventData->mDecorator->StopCursorBlink();
+ }
+ }
+}
+
+bool Controller::GetEnableCursorBlink() const
+{
+ if( NULL != mImpl->mEventData )
+ {
+ return mImpl->mEventData->mCursorBlinkEnabled;
+ }
+
+ return false;
+}
+
+void Controller::SetMultiLineEnabled( bool enable )
+{
+ const LayoutEngine::Layout layout = enable ? LayoutEngine::MULTI_LINE_BOX : LayoutEngine::SINGLE_LINE_BOX;
+
+ if( layout != mImpl->mLayoutEngine.GetLayout() )
+ {
+ // Set the layout type.
+ mImpl->mLayoutEngine.SetLayout( layout );
+
+ // Set the flags to redo the layout operations
+ const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
+ UPDATE_LAYOUT_SIZE |
+ ALIGN |
+ REORDER );
+
+ mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
+
+ mImpl->RequestRelayout();
+ }
+}
+
+bool Controller::IsMultiLineEnabled() const
+{
+ return LayoutEngine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
+}
+
+void Controller::SetHorizontalAlignment( LayoutEngine::HorizontalAlignment alignment )
+{
+ if( alignment != mImpl->mLayoutEngine.GetHorizontalAlignment() )
+ {
+ // Set the alignment.
+ mImpl->mLayoutEngine.SetHorizontalAlignment( alignment );
+
+ // Set the flag to redo the alignment operation.
+ mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
+
+ mImpl->RequestRelayout();
+ }
+}
+
+LayoutEngine::HorizontalAlignment Controller::GetHorizontalAlignment() const
+{
+ return mImpl->mLayoutEngine.GetHorizontalAlignment();
+}
+
+void Controller::SetVerticalAlignment( LayoutEngine::VerticalAlignment alignment )
+{
+ if( alignment != mImpl->mLayoutEngine.GetVerticalAlignment() )
+ {
+ // Set the alignment.
+ mImpl->mLayoutEngine.SetVerticalAlignment( alignment );
+
+ mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
+
+ mImpl->RequestRelayout();
+ }
+}
+
+LayoutEngine::VerticalAlignment Controller::GetVerticalAlignment() const
+{
+ return mImpl->mLayoutEngine.GetVerticalAlignment();
+}
+
+// public : Update
+
void Controller::SetText( const std::string& text )
{
DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SetText\n" );
}
}
-void Controller::SetMaximumNumberOfCharacters( Length maxCharacters )
+void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
{
- mImpl->mMaximumNumberOfCharacters = maxCharacters;
-}
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange\n");
-int Controller::GetMaximumNumberOfCharacters()
-{
- return mImpl->mMaximumNumberOfCharacters;
+ if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
+ mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
+
+ ClearFontData();
+
+ mImpl->RequestRelayout();
+ }
}
+// public : Default style & Input style
+
void Controller::SetDefaultFontFamily( const std::string& defaultFontFamily )
{
if( NULL == mImpl->mFontDefaults )
mImpl->mFontDefaults->mFontDescription.family = defaultFontFamily;
DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::SetDefaultFontFamily %s\n", defaultFontFamily.c_str());
- mImpl->mFontDefaults->familyDefined = true;
+ mImpl->mFontDefaults->familyDefined = !defaultFontFamily.empty();
// Clear the font-specific data
ClearFontData();
return EMPTY_STRING;
}
-void Controller::SetDefaultFontStyle( const std::string& style )
-{
- if( NULL == mImpl->mFontDefaults )
- {
- mImpl->mFontDefaults = new FontDefaults();
- }
-
- mImpl->mFontDefaults->mFontStyle = style;
-}
-
-const std::string& Controller::GetDefaultFontStyle() const
-{
- if( NULL != mImpl->mFontDefaults )
- {
- return mImpl->mFontDefaults->mFontStyle;
- }
-
- return EMPTY_STRING;
-}
-
void Controller::SetDefaultFontWeight( FontWeight weight )
{
if( NULL == mImpl->mFontDefaults )
mImpl->RequestRelayout();
}
+bool Controller::IsDefaultFontWeightDefined() const
+{
+ return mImpl->mFontDefaults->weightDefined;
+}
+
FontWeight Controller::GetDefaultFontWeight() const
{
if( NULL != mImpl->mFontDefaults )
mImpl->RequestRelayout();
}
+bool Controller::IsDefaultFontWidthDefined() const
+{
+ return mImpl->mFontDefaults->widthDefined;
+}
+
FontWidth Controller::GetDefaultFontWidth() const
{
if( NULL != mImpl->mFontDefaults )
mImpl->RequestRelayout();
}
+bool Controller::IsDefaultFontSlantDefined() const
+{
+ return mImpl->mFontDefaults->slantDefined;
+}
+
FontSlant Controller::GetDefaultFontSlant() const
{
if( NULL != mImpl->mFontDefaults )
return 0.0f;
}
-void Controller::UpdateAfterFontChange( const std::string& newDefaultFont )
-{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::UpdateAfterFontChange");
-
- if( !mImpl->mFontDefaults->familyDefined ) // If user defined font then should not update when system font changes
- {
- DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::UpdateAfterFontChange newDefaultFont(%s)\n", newDefaultFont.c_str() );
- mImpl->mFontDefaults->mFontDescription.family = newDefaultFont;
-
- ClearFontData();
-
- mImpl->RequestRelayout();
- }
-}
-
void Controller::SetTextColor( const Vector4& textColor )
{
mImpl->mTextColor = textColor;
return mImpl->mTextColor;
}
-bool Controller::RemoveText( int cursorOffset,
- int numberOfCharacters,
- UpdateInputStyleType type )
+void Controller::SetPlaceholderTextColor( const Vector4& textColor )
{
- bool removed = false;
-
- if( NULL == mImpl->mEventData )
+ if( NULL != mImpl->mEventData )
{
- return removed;
+ mImpl->mEventData->mPlaceholderTextColor = textColor;
}
- DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
- this, mImpl->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
-
- if( !mImpl->IsShowingPlaceholderText() )
+ if( mImpl->IsShowingPlaceholderText() )
{
- // Delete at current cursor position
- Vector<Character>& currentText = mImpl->mLogicalModel->mText;
- CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
+ mImpl->mVisualModel->SetTextColor( textColor );
+ mImpl->RequestRelayout();
+ }
+}
- CharacterIndex cursorIndex = oldCursorIndex;
+const Vector4& Controller::GetPlaceholderTextColor() const
+{
+ if( NULL != mImpl->mEventData )
+ {
+ return mImpl->mEventData->mPlaceholderTextColor;
+ }
- // Validate the cursor position & number of characters
- if( static_cast< CharacterIndex >( std::abs( cursorOffset ) ) <= cursorIndex )
- {
- cursorIndex = oldCursorIndex + cursorOffset;
- }
+ return Color::BLACK;
+}
- if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
- {
- numberOfCharacters = currentText.Count() - cursorIndex;
- }
+void Controller::SetShadowOffset( const Vector2& shadowOffset )
+{
+ mImpl->mVisualModel->SetShadowOffset( shadowOffset );
- if( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
- {
- // Mark the paragraphs to be updated.
- mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
- mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
+ mImpl->RequestRelayout();
+}
- // Update the input style and remove the text's style before removing the text.
-
- if( UPDATE_INPUT_STYLE == type )
- {
- // Set first the default input style.
- mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
-
- // Update the input style.
- mImpl->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
- }
-
- // Updates the text style runs by removing characters. Runs with no characters are removed.
- mImpl->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
-
- // Remove the characters.
- Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
- Vector<Character>::Iterator last = first + numberOfCharacters;
-
- currentText.Erase( first, last );
-
- // Cursor position retreat
- oldCursorIndex = cursorIndex;
-
- mImpl->mEventData->mScrollAfterDelete = true;
-
- DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
- removed = true;
- }
- }
-
- return removed;
-}
-
-void Controller::SetPlaceholderTextColor( const Vector4& textColor )
-{
- if( NULL != mImpl->mEventData )
- {
- mImpl->mEventData->mPlaceholderTextColor = textColor;
- }
-
- if( mImpl->IsShowingPlaceholderText() )
- {
- mImpl->mVisualModel->SetTextColor( textColor );
- mImpl->RequestRelayout();
- }
-}
-
-const Vector4& Controller::GetPlaceholderTextColor() const
-{
- if( NULL != mImpl->mEventData )
- {
- return mImpl->mEventData->mPlaceholderTextColor;
- }
-
- return Color::BLACK;
-}
-
-void Controller::SetShadowOffset( const Vector2& shadowOffset )
-{
- mImpl->mVisualModel->SetShadowOffset( shadowOffset );
-
- mImpl->RequestRelayout();
-}
-
-const Vector2& Controller::GetShadowOffset() const
-{
- return mImpl->mVisualModel->GetShadowOffset();
-}
+const Vector2& Controller::GetShadowOffset() const
+{
+ return mImpl->mVisualModel->GetShadowOffset();
+}
void Controller::SetShadowColor( const Vector4& shadowColor )
{
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.familyName = fontFamily;
- mImpl->mEventData->mInputStyle.familyDefined = true;
+ mImpl->mEventData->mInputStyle.isFamilyDefined = true;
if( EventData::SELECTING == mImpl->mEventData->mState )
{
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
mImpl->mRecalculateNaturalSize = true;
// As the font changes, recalculate the handle positions is needed.
mImpl->mEventData->mUpdateLeftSelectionPosition = true;
mImpl->mEventData->mUpdateRightSelectionPosition = true;
+ mImpl->mEventData->mUpdateHighlightBox = true;
mImpl->mEventData->mScrollAfterUpdatePosition = true;
}
}
return GetDefaultFontFamily();
}
-void Controller::SetInputFontStyle( const std::string& fontStyle )
-{
- if( NULL != mImpl->mEventData )
- {
- mImpl->mEventData->mInputStyle.fontStyle = fontStyle;
- }
-}
-
-const std::string& Controller::GetInputFontStyle() const
-{
- if( NULL != mImpl->mEventData )
- {
- return mImpl->mEventData->mInputStyle.fontStyle;
- }
-
- // Return the default font's style if there is no EventData.
- return GetDefaultFontStyle();
-}
-
void Controller::SetInputFontWeight( FontWeight weight )
{
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.weight = weight;
- mImpl->mEventData->mInputStyle.weightDefined = true;
+ mImpl->mEventData->mInputStyle.isWeightDefined = true;
if( EventData::SELECTING == mImpl->mEventData->mState )
{
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
mImpl->mRecalculateNaturalSize = true;
// As the font might change, recalculate the handle positions is needed.
mImpl->mEventData->mUpdateLeftSelectionPosition = true;
mImpl->mEventData->mUpdateRightSelectionPosition = true;
+ mImpl->mEventData->mUpdateHighlightBox = true;
mImpl->mEventData->mScrollAfterUpdatePosition = true;
}
}
}
+bool Controller::IsInputFontWeightDefined() const
+{
+ bool defined = false;
+
+ if( NULL != mImpl->mEventData )
+ {
+ defined = mImpl->mEventData->mInputStyle.isWeightDefined;
+ }
+
+ return defined;
+}
+
FontWeight Controller::GetInputFontWeight() const
{
if( NULL != mImpl->mEventData )
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.width = width;
- mImpl->mEventData->mInputStyle.widthDefined = true;
+ mImpl->mEventData->mInputStyle.isWidthDefined = true;
if( EventData::SELECTING == mImpl->mEventData->mState )
{
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
mImpl->mRecalculateNaturalSize = true;
// As the font might change, recalculate the handle positions is needed.
mImpl->mEventData->mUpdateLeftSelectionPosition = true;
mImpl->mEventData->mUpdateRightSelectionPosition = true;
+ mImpl->mEventData->mUpdateHighlightBox = true;
mImpl->mEventData->mScrollAfterUpdatePosition = true;
}
}
}
+bool Controller::IsInputFontWidthDefined() const
+{
+ bool defined = false;
+
+ if( NULL != mImpl->mEventData )
+ {
+ defined = mImpl->mEventData->mInputStyle.isWidthDefined;
+ }
+
+ return defined;
+}
+
FontWidth Controller::GetInputFontWidth() const
{
if( NULL != mImpl->mEventData )
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.slant = slant;
- mImpl->mEventData->mInputStyle.slantDefined = true;
+ mImpl->mEventData->mInputStyle.isSlantDefined = true;
if( EventData::SELECTING == mImpl->mEventData->mState )
{
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
mImpl->mRecalculateNaturalSize = true;
// As the font might change, recalculate the handle positions is needed.
mImpl->mEventData->mUpdateLeftSelectionPosition = true;
mImpl->mEventData->mUpdateRightSelectionPosition = true;
+ mImpl->mEventData->mUpdateHighlightBox = true;
mImpl->mEventData->mScrollAfterUpdatePosition = true;
}
}
}
+bool Controller::IsInputFontSlantDefined() const
+{
+ bool defined = false;
+
+ if( NULL != mImpl->mEventData )
+ {
+ defined = mImpl->mEventData->mInputStyle.isSlantDefined;
+ }
+
+ return defined;
+}
+
FontSlant Controller::GetInputFontSlant() const
{
if( NULL != mImpl->mEventData )
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.size = size;
+ mImpl->mEventData->mInputStyle.isSizeDefined = true;
if( EventData::SELECTING == mImpl->mEventData->mState )
{
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
mImpl->mRecalculateNaturalSize = true;
// As the font might change, recalculate the handle positions is needed.
mImpl->mEventData->mUpdateLeftSelectionPosition = true;
mImpl->mEventData->mUpdateRightSelectionPosition = true;
+ mImpl->mEventData->mUpdateHighlightBox = true;
mImpl->mEventData->mScrollAfterUpdatePosition = true;
}
}
if( NULL != mImpl->mEventData )
{
mImpl->mEventData->mInputStyle.lineSpacing = lineSpacing;
+ mImpl->mEventData->mInputStyle.isLineSpacingDefined = true;
}
}
return GetDefaultOutlineProperties();
}
-void Controller::SetEnableCursorBlink( bool enable )
-{
- DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "TextInput disabled" );
-
- if( NULL != mImpl->mEventData )
- {
- mImpl->mEventData->mCursorBlinkEnabled = enable;
+// public : Queries & retrieves.
- if( !enable &&
- mImpl->mEventData->mDecorator )
- {
- mImpl->mEventData->mDecorator->StopCursorBlink();
- }
- }
+LayoutEngine& Controller::GetLayoutEngine()
+{
+ return mImpl->mLayoutEngine;
}
-bool Controller::GetEnableCursorBlink() const
+View& Controller::GetView()
{
- if( NULL != mImpl->mEventData )
- {
- return mImpl->mEventData->mCursorBlinkEnabled;
- }
-
- return false;
+ return mImpl->mView;
}
const Vector2& Controller::GetScrollPosition() const
return layoutSize.height;
}
+// public : Relayout.
+
Controller::UpdateTextType Controller::Relayout( const Size& size )
{
DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::Relayout %p size %f,%f, autoScroll[%s]\n", this, size.width, size.height, (mImpl->mAutoScrollEnabled)?"true":"false" );
mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending |
LAYOUT |
ALIGN |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER );
// Set the update info to relayout the whole text.
mImpl->mTextUpdateInfo.mFullRelayoutNeeded = true;
return updateTextType;
}
-void Controller::ProcessModifyEvents()
+// public : Input style change signals.
+
+bool Controller::IsInputStyleChangedSignalsQueueEmpty()
{
- Vector<ModifyEvent>& events = mImpl->mModifyEvents;
+ return ( NULL == mImpl->mEventData ) || ( 0u == mImpl->mEventData->mInputStyleChangedQueue.Count() );
+}
- if( 0u == events.Count() )
+void Controller::ProcessInputStyleChangedSignals()
+{
+ if( NULL == mImpl->mEventData )
{
// Nothing to do.
return;
}
- for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
- endIt = events.End();
+ for( Vector<InputStyle::Mask>::ConstIterator it = mImpl->mEventData->mInputStyleChangedQueue.Begin(),
+ endIt = mImpl->mEventData->mInputStyleChangedQueue.End();
it != endIt;
++it )
{
- const ModifyEvent& event = *it;
-
- if( ModifyEvent::TEXT_REPLACED == event.type )
- {
- // A (single) replace event should come first, otherwise we wasted time processing NOOP events
- DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
-
- TextReplacedEvent();
- }
- else if( ModifyEvent::TEXT_INSERTED == event.type )
- {
- TextInsertedEvent();
- }
- else if( ModifyEvent::TEXT_DELETED == event.type )
- {
- // Placeholder-text cannot be deleted
- if( !mImpl->IsShowingPlaceholderText() )
- {
- TextDeletedEvent();
- }
- }
- }
+ const InputStyle::Mask mask = *it;
- if( NULL != mImpl->mEventData )
- {
- // When the text is being modified, delay cursor blinking
- mImpl->mEventData->mDecorator->DelayCursorBlink();
+ // Emit the input style changed signal.
+ mImpl->mControlInterface.InputStyleChanged( mask );
}
- // Discard temporary text
- events.Clear();
+ mImpl->mEventData->mInputStyleChangedQueue.Clear();
}
-void Controller::ResetText()
-{
- // Reset buffers.
- mImpl->mLogicalModel->mText.Clear();
-
- // We have cleared everything including the placeholder-text
- mImpl->PlaceholderCleared();
-
- mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
- mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
- mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
-
- // Clear any previous text.
- mImpl->mTextUpdateInfo.mClearAll = true;
-
- // The natural size needs to be re-calculated.
- mImpl->mRecalculateNaturalSize = true;
-
- // Apply modifications to the model
- mImpl->mOperationsPending = ALL_OPERATIONS;
-}
+// public : Text-input Event Queuing.
-void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
+void Controller::KeyboardFocusGainEvent()
{
- // Reset the cursor position
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
+
if( NULL != mImpl->mEventData )
{
- mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
-
- // Update the cursor if it's in editing mode.
- if( EventData::IsEditingState( mImpl->mEventData->mState ) )
+ if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
+ ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
{
- mImpl->mEventData->mUpdateCursorPosition = true;
+ mImpl->ChangeState( EventData::EDITING );
+ mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
+ }
+ mImpl->NotifyImfMultiLineStatus();
+ if( mImpl->IsShowingPlaceholderText() )
+ {
+ // Show alternative placeholder-text when editing
+ ShowPlaceholderText();
}
+
+ mImpl->RequestRelayout();
}
}
-void Controller::ResetScrollPosition()
+void Controller::KeyboardFocusLostEvent()
{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
+
if( NULL != mImpl->mEventData )
{
- // Reset the scroll position.
- mImpl->mScrollPosition = Vector2::ZERO;
- mImpl->mEventData->mScrollAfterUpdatePosition = true;
+ if( EventData::INTERRUPTED != mImpl->mEventData->mState )
+ {
+ mImpl->ChangeState( EventData::INACTIVE );
+
+ if( !mImpl->IsShowingRealText() )
+ {
+ // Revert to regular placeholder-text when not editing
+ ShowPlaceholderText();
+ }
+ }
}
+ mImpl->RequestRelayout();
}
-void Controller::TextReplacedEvent()
+bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
{
- // The natural size needs to be re-calculated.
- mImpl->mRecalculateNaturalSize = true;
-
- // Apply modifications to the model
- mImpl->mOperationsPending = ALL_OPERATIONS;
-}
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
-void Controller::TextInsertedEvent()
-{
- DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
+ bool textChanged( false );
- if( NULL == mImpl->mEventData )
+ if( ( NULL != mImpl->mEventData ) &&
+ ( keyEvent.state == KeyEvent::Down ) )
{
- return;
- }
-
- // The natural size needs to be re-calculated.
- mImpl->mRecalculateNaturalSize = true;
-
- // Apply modifications to the model; TODO - Optimize this
- mImpl->mOperationsPending = ALL_OPERATIONS;
-}
+ int keyCode = keyEvent.keyCode;
+ const std::string& keyString = keyEvent.keyPressed;
-void Controller::TextDeletedEvent()
-{
- DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
-
- if( NULL == mImpl->mEventData )
- {
- return;
- }
+ // Pre-process to separate modifying events from non-modifying input events.
+ if( Dali::DALI_KEY_ESCAPE == keyCode )
+ {
+ // Escape key is a special case which causes focus loss
+ KeyboardFocusLostEvent();
+ }
+ else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
+ ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
+ ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
+ ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
+ {
+ Event event( Event::CURSOR_KEY_EVENT );
+ event.p1.mInt = keyCode;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ }
+ else if( Dali::DALI_KEY_BACKSPACE == keyCode )
+ {
+ textChanged = BackspaceKeyEvent();
+ }
+ else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) )
+ {
+ mImpl->ChangeState( EventData::INTERRUPTED ); // State is not INACTIVE as expect to return to edit mode.
+ // Avoids calling the InsertText() method which can delete selected text
+ }
+ else if( IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
+ IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
+ {
+ mImpl->ChangeState( EventData::INACTIVE );
+ // Menu/Home key behaviour does not allow edit mode to resume like Power key
+ // Avoids calling the InsertText() method which can delete selected text
+ }
+ else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
+ {
+ // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
+ // and a character is typed after the type of a upper case latin character.
- // The natural size needs to be re-calculated.
- mImpl->mRecalculateNaturalSize = true;
+ // Do nothing.
+ }
+ else
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
- // Apply modifications to the model; TODO - Optimize this
- mImpl->mOperationsPending = ALL_OPERATIONS;
-}
+ // IMF manager is no longer handling key-events
+ mImpl->ClearPreEditFlag();
-bool Controller::DoRelayout( const Size& size,
- OperationsMask operationsRequired,
- Size& layoutSize )
-{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
- bool viewUpdated( false );
+ InsertText( keyString, COMMIT );
+ textChanged = true;
+ }
- // Calculate the operations to be done.
- const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
+ if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
+ ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
+ ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) )
+ {
+ // Should not change the state if the key is the shift send by the imf manager.
+ // Otherwise, when the state is SELECTING the text controller can't send the right
+ // surrounding info to the imf.
+ mImpl->ChangeState( EventData::EDITING );
+ }
- const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
- const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
+ mImpl->RequestRelayout();
+ }
- if( NO_OPERATION != ( LAYOUT & operations ) )
+ if( textChanged )
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
+ // Do this last since it provides callbacks into application code
+ mImpl->mControlInterface.TextChanged();
+ }
- // Some vectors with data needed to layout and reorder may be void
- // after the first time the text has been laid out.
- // Fill the vectors again.
+ return true;
+}
- // Calculate the number of glyphs to layout.
- const Vector<GlyphIndex>& charactersToGlyph = mImpl->mVisualModel->mCharactersToGlyph;
- const Vector<Length>& glyphsPerCharacter = mImpl->mVisualModel->mGlyphsPerCharacter;
- const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
- const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
+void Controller::TapEvent( unsigned int tapCount, float x, float y )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
- const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
- const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
- const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
- const Length totalNumberOfGlyphs = mImpl->mVisualModel->mGlyphs.Count();
+ if( NULL != mImpl->mEventData )
+ {
+ DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
+ EventData::State state( mImpl->mEventData->mState );
+ bool relayoutNeeded( false ); // to avoid unnecessary relayouts when tapping an empty text-field
- if( 0u == totalNumberOfGlyphs )
+ if( mImpl->IsClipboardVisible() )
{
- if( NO_OPERATION != ( UPDATE_ACTUAL_SIZE & operations ) )
+ if( EventData::INACTIVE == state || EventData::EDITING == state)
{
- mImpl->mVisualModel->SetLayoutSize( Size::ZERO );
+ mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
}
-
- // Nothing else to do if there is no glyphs.
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
- return true;
+ relayoutNeeded = true;
}
+ else if( 1u == tapCount )
+ {
+ if( EventData::EDITING_WITH_POPUP == state || EventData::EDITING_WITH_PASTE_POPUP == state )
+ {
+ mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
+ }
- const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mLogicalModel->mLineBreakInfo;
- const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mLogicalModel->mWordBreakInfo;
- const Vector<CharacterDirection>& characterDirection = mImpl->mLogicalModel->mCharacterDirections;
- const Vector<GlyphInfo>& glyphs = mImpl->mVisualModel->mGlyphs;
- const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mVisualModel->mGlyphsToCharacters;
- const Vector<Length>& charactersPerGlyph = mImpl->mVisualModel->mCharactersPerGlyph;
- const Character* const textBuffer = mImpl->mLogicalModel->mText.Begin();
+ if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != state ) )
+ {
+ mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
+ relayoutNeeded = true;
+ }
+ else
+ {
+ if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
+ {
+ // Hide placeholder text
+ ResetText();
+ }
- // Set the layout parameters.
- LayoutParameters layoutParameters( size,
- textBuffer,
- lineBreakInfo.Begin(),
- wordBreakInfo.Begin(),
- ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
- glyphs.Begin(),
- glyphsToCharactersMap.Begin(),
- charactersPerGlyph.Begin(),
- charactersToGlyphBuffer,
- glyphsPerCharacterBuffer,
- totalNumberOfGlyphs );
+ if( EventData::INACTIVE == state )
+ {
+ mImpl->ChangeState( EventData::EDITING );
+ }
+ else if( !mImpl->IsClipboardEmpty() )
+ {
+ mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
+ }
+ relayoutNeeded = true;
+ }
+ }
+ else if( 2u == tapCount )
+ {
+ if( mImpl->mEventData->mSelectionEnabled &&
+ mImpl->IsShowingRealText() )
+ {
+ SelectEvent( x, y, false );
+ }
+ }
+ // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
+ if( relayoutNeeded )
+ {
+ Event event( Event::TAP_EVENT );
+ event.p1.mUint = tapCount;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
- // Resize the vector of positions to have the same size than the vector of glyphs.
- Vector<Vector2>& glyphPositions = mImpl->mVisualModel->mGlyphPositions;
- glyphPositions.Resize( totalNumberOfGlyphs );
+ mImpl->RequestRelayout();
+ }
+ }
- // Whether the last character is a new paragraph character.
- mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mLogicalModel->mText.Count() - 1u ) ) );
- layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
+ // Reset keyboard as tap event has occurred.
+ mImpl->ResetImfManager();
+}
- // The initial glyph and the number of glyphs to layout.
- layoutParameters.startGlyphIndex = startGlyphIndex;
- layoutParameters.numberOfGlyphs = numberOfGlyphs;
- layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
- layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
+void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
- // Update the visual model.
- viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
- glyphPositions,
- mImpl->mVisualModel->mLines,
- layoutSize );
+ if( NULL != mImpl->mEventData )
+ {
+ Event event( Event::PAN_EVENT );
+ event.p1.mInt = state;
+ event.p2.mFloat = displacement.x;
+ event.p3.mFloat = displacement.y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ mImpl->RequestRelayout();
+ }
+}
- if( viewUpdated )
+void Controller::LongPressEvent( Gesture::State state, float x, float y )
+{
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
+
+ if( ( state == Gesture::Started ) &&
+ ( NULL != mImpl->mEventData ) )
+ {
+ if( !mImpl->IsShowingRealText() )
{
- if ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
+ Event event( Event::LONG_PRESS_EVENT );
+ event.p1.mInt = state;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ mImpl->RequestRelayout();
+ }
+ else
+ {
+ // The 1st long-press on inactive text-field is treated as tap
+ if( EventData::INACTIVE == mImpl->mEventData->mState )
{
- mImpl->mAutoScrollDirectionRTL = false;
- }
+ mImpl->ChangeState( EventData::EDITING );
- // Reorder the lines
- if( NO_OPERATION != ( REORDER & operations ) )
+ Event event( Event::TAP_EVENT );
+ event.p1.mUint = 1;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+
+ mImpl->RequestRelayout();
+ }
+ else if( !mImpl->IsClipboardVisible() )
{
- Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mLogicalModel->mBidirectionalParagraphInfo;
- Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mLogicalModel->mBidirectionalLineInfo;
+ // Reset the imf manger to commit the pre-edit before selecting the text.
+ mImpl->ResetImfManager();
- // Check first if there are paragraphs with bidirectional info.
- if( 0u != bidirectionalInfo.Count() )
- {
- // Get the lines
- const Length numberOfLines = mImpl->mVisualModel->mLines.Count();
+ SelectEvent( x, y, false );
+ }
+ }
+ }
+}
- // Reorder the lines.
- bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
- ReorderLines( bidirectionalInfo,
- startIndex,
- requestedNumberOfCharacters,
- mImpl->mVisualModel->mLines,
- bidirectionalLineInfo );
+ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
+{
+ // Whether the text needs to be relaid-out.
+ bool requestRelayout = false;
- // Set the bidirectional info per line into the layout parameters.
- layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
- layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
+ // Whether to retrieve the text and cursor position to be sent to the IMF manager.
+ bool retrieveText = false;
+ bool retrieveCursor = false;
- // Re-layout the text. Reorder those lines with right to left characters.
- mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
- startIndex,
- requestedNumberOfCharacters,
- glyphPositions );
+ switch( imfEvent.eventName )
+ {
+ case ImfManager::COMMIT:
+ {
+ InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
+ requestRelayout = true;
+ retrieveCursor = true;
+ break;
+ }
+ case ImfManager::PREEDIT:
+ {
+ InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
+ requestRelayout = true;
+ retrieveCursor = true;
+ break;
+ }
+ case ImfManager::DELETESURROUNDING:
+ {
+ const bool textDeleted = RemoveText( imfEvent.cursorOffset,
+ imfEvent.numberOfChars,
+ DONT_UPDATE_INPUT_STYLE );
- if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
- {
- const LineRun* const firstline = mImpl->mVisualModel->mLines.Begin();
- if ( firstline )
- {
- mImpl->mAutoScrollDirectionRTL = firstline->direction;
- }
- }
+ if( textDeleted )
+ {
+ if( ( 0u != mImpl->mLogicalModel->mText.Count() ) ||
+ !mImpl->IsPlaceholderAvailable() )
+ {
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
}
- } // REORDER
+ else
+ {
+ ShowPlaceholderText();
+ }
+ mImpl->mEventData->mUpdateCursorPosition = true;
+ mImpl->mEventData->mScrollAfterDelete = true;
- // Sets the actual size.
- if( NO_OPERATION != ( UPDATE_ACTUAL_SIZE & operations ) )
- {
- mImpl->mVisualModel->SetLayoutSize( layoutSize );
+ requestRelayout = true;
}
- } // view updated
+ break;
+ }
+ case ImfManager::GETSURROUNDING:
+ {
+ retrieveText = true;
+ retrieveCursor = true;
+ break;
+ }
+ case ImfManager::VOID:
+ {
+ // do nothing
+ break;
+ }
+ } // end switch
- // Store the size used to layout the text.
- mImpl->mVisualModel->mControlSize = size;
- }
- else
+ if( requestRelayout )
{
- layoutSize = mImpl->mVisualModel->GetLayoutSize();
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+ mImpl->RequestRelayout();
}
- if( NO_OPERATION != ( ALIGN & operations ) )
+ std::string text;
+ CharacterIndex cursorPosition = 0u;
+ Length numberOfWhiteSpaces = 0u;
+
+ if( retrieveCursor )
{
- // The laid-out lines.
- Vector<LineRun>& lines = mImpl->mVisualModel->mLines;
+ numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
- mImpl->mLayoutEngine.Align( size,
- startIndex,
- requestedNumberOfCharacters,
- lines );
+ cursorPosition = mImpl->GetLogicalCursorPosition();
- viewUpdated = true;
+ if( cursorPosition < numberOfWhiteSpaces )
+ {
+ cursorPosition = 0u;
+ }
+ else
+ {
+ cursorPosition -= numberOfWhiteSpaces;
+ }
}
-#if defined(DEBUG_ENABLED)
- std::string currentText;
- GetText( currentText );
- DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
-#endif
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
- return viewUpdated;
-}
-
-void Controller::SetMultiLineEnabled( bool enable )
-{
- const LayoutEngine::Layout layout = enable ? LayoutEngine::MULTI_LINE_BOX : LayoutEngine::SINGLE_LINE_BOX;
- if( layout != mImpl->mLayoutEngine.GetLayout() )
+ if( retrieveText )
{
- // Set the layout type.
- mImpl->mLayoutEngine.SetLayout( layout );
-
- // Set the flags to redo the layout operations
- const OperationsMask layoutOperations = static_cast<OperationsMask>( LAYOUT |
- UPDATE_ACTUAL_SIZE |
- ALIGN |
- REORDER );
-
- mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | layoutOperations );
-
- mImpl->RequestRelayout();
+ mImpl->GetText( numberOfWhiteSpaces, text );
}
-}
-bool Controller::IsMultiLineEnabled() const
-{
- return LayoutEngine::MULTI_LINE_BOX == mImpl->mLayoutEngine.GetLayout();
-}
+ ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
-void Controller::SetHorizontalAlignment( LayoutEngine::HorizontalAlignment alignment )
-{
- if( alignment != mImpl->mLayoutEngine.GetHorizontalAlignment() )
+ if( requestRelayout )
{
- // Set the alignment.
- mImpl->mLayoutEngine.SetHorizontalAlignment( alignment );
-
- // Set the flag to redo the alignment operation.
- mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
-
- mImpl->RequestRelayout();
+ // Do this last since it provides callbacks into application code
+ mImpl->mControlInterface.TextChanged();
}
-}
-LayoutEngine::HorizontalAlignment Controller::GetHorizontalAlignment() const
-{
- return mImpl->mLayoutEngine.GetHorizontalAlignment();
+ return callbackData;
}
-void Controller::SetVerticalAlignment( LayoutEngine::VerticalAlignment alignment )
+void Controller::PasteClipboardItemEvent()
{
- if( alignment != mImpl->mLayoutEngine.GetVerticalAlignment() )
- {
- // Set the alignment.
- mImpl->mLayoutEngine.SetVerticalAlignment( alignment );
-
- mImpl->mOperationsPending = static_cast<OperationsMask>( mImpl->mOperationsPending | ALIGN );
-
- mImpl->RequestRelayout();
- }
-}
+ // Retrieve the clipboard contents first
+ ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
+ std::string stringToPaste( notifier.GetContent() );
-LayoutEngine::VerticalAlignment Controller::GetVerticalAlignment() const
-{
- return mImpl->mLayoutEngine.GetVerticalAlignment();
-}
+ // Commit the current pre-edit text; the contents of the clipboard should be appended
+ mImpl->ResetImfManager();
-void Controller::CalculateVerticalOffset( const Size& controlSize )
-{
- Size layoutSize = mImpl->mVisualModel->GetLayoutSize();
+ // Temporary disable hiding clipboard
+ mImpl->SetClipboardHideEnable( false );
- if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
- {
- // Get the line height of the default font.
- layoutSize.height = mImpl->GetDefaultFontLineHeight();
- }
+ // Paste
+ PasteText( stringToPaste );
- switch( mImpl->mLayoutEngine.GetVerticalAlignment() )
- {
- case LayoutEngine::VERTICAL_ALIGN_TOP:
- {
- mImpl->mScrollPosition.y = 0.f;
- break;
- }
- case LayoutEngine::VERTICAL_ALIGN_CENTER:
- {
- mImpl->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
- break;
- }
- case LayoutEngine::VERTICAL_ALIGN_BOTTOM:
- {
- mImpl->mScrollPosition.y = controlSize.height - layoutSize.height;
- break;
- }
- }
+ mImpl->SetClipboardHideEnable( true );
}
-LayoutEngine& Controller::GetLayoutEngine()
+// protected : Inherit from Text::Decorator::ControllerInterface.
+
+void Controller::GetTargetSize( Vector2& targetSize )
{
- return mImpl->mLayoutEngine;
+ targetSize = mImpl->mVisualModel->mControlSize;
}
-View& Controller::GetView()
+void Controller::AddDecoration( Actor& actor, bool needsClipping )
{
- return mImpl->mView;
+ mImpl->mControlInterface.AddDecoration( actor, needsClipping );
}
-void Controller::KeyboardFocusGainEvent()
+void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusGainEvent" );
+ DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
if( NULL != mImpl->mEventData )
{
- if( ( EventData::INACTIVE == mImpl->mEventData->mState ) ||
- ( EventData::INTERRUPTED == mImpl->mEventData->mState ) )
- {
- mImpl->ChangeState( EventData::EDITING );
- mImpl->mEventData->mUpdateCursorPosition = true; //If editing started without tap event, cursor update must be triggered.
- }
-
- if( mImpl->IsShowingPlaceholderText() )
+ switch( handleType )
{
- // Show alternative placeholder-text when editing
- ShowPlaceholderText();
- }
-
- mImpl->RequestRelayout();
- }
-}
+ case GRAB_HANDLE:
+ {
+ Event event( Event::GRAB_HANDLE_EVENT );
+ event.p1.mUint = state;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
-void Controller::KeyboardFocusLostEvent()
-{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyboardFocusLostEvent" );
+ mImpl->mEventData->mEventQueue.push_back( event );
+ break;
+ }
+ case LEFT_SELECTION_HANDLE:
+ {
+ Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
+ event.p1.mUint = state;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
- if( NULL != mImpl->mEventData )
- {
- if( EventData::INTERRUPTED != mImpl->mEventData->mState )
- {
- mImpl->ChangeState( EventData::INACTIVE );
+ mImpl->mEventData->mEventQueue.push_back( event );
+ break;
+ }
+ case RIGHT_SELECTION_HANDLE:
+ {
+ Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
+ event.p1.mUint = state;
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
- if( !mImpl->IsShowingRealText() )
+ mImpl->mEventData->mEventQueue.push_back( event );
+ break;
+ }
+ case LEFT_SELECTION_HANDLE_MARKER:
+ case RIGHT_SELECTION_HANDLE_MARKER:
{
- // Revert to regular placeholder-text when not editing
- ShowPlaceholderText();
+ // Markers do not move the handles.
+ break;
+ }
+ case HANDLE_TYPE_COUNT:
+ {
+ DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
}
}
+
+ mImpl->RequestRelayout();
}
- mImpl->RequestRelayout();
}
-bool Controller::KeyEvent( const Dali::KeyEvent& keyEvent )
-{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected KeyEvent" );
-
- bool textChanged( false );
+// protected : Inherit from TextSelectionPopup::TextPopupButtonCallbackInterface.
- if( ( NULL != mImpl->mEventData ) &&
- ( keyEvent.state == KeyEvent::Down ) )
+void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
+{
+ if( NULL == mImpl->mEventData )
{
- int keyCode = keyEvent.keyCode;
- const std::string& keyString = keyEvent.keyPressed;
+ return;
+ }
- // Pre-process to separate modifying events from non-modifying input events.
- if( Dali::DALI_KEY_ESCAPE == keyCode )
- {
- // Escape key is a special case which causes focus loss
- KeyboardFocusLostEvent();
- }
- else if( ( Dali::DALI_KEY_CURSOR_LEFT == keyCode ) ||
- ( Dali::DALI_KEY_CURSOR_RIGHT == keyCode ) ||
- ( Dali::DALI_KEY_CURSOR_UP == keyCode ) ||
- ( Dali::DALI_KEY_CURSOR_DOWN == keyCode ) )
+ switch( button )
+ {
+ case Toolkit::TextSelectionPopup::CUT:
{
- Event event( Event::CURSOR_KEY_EVENT );
- event.p1.mInt = keyCode;
- mImpl->mEventData->mEventQueue.push_back( event );
+ mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+
+ if( ( 0u != mImpl->mLogicalModel->mText.Count() ) ||
+ !mImpl->IsPlaceholderAvailable() )
+ {
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
+ }
+ else
+ {
+ ShowPlaceholderText();
+ }
+
+ mImpl->mEventData->mUpdateCursorPosition = true;
+ mImpl->mEventData->mScrollAfterDelete = true;
+
+ mImpl->RequestRelayout();
+ mImpl->mControlInterface.TextChanged();
+ break;
}
- else if( Dali::DALI_KEY_BACKSPACE == keyCode )
+ case Toolkit::TextSelectionPopup::COPY:
{
- textChanged = BackspaceKeyEvent();
+ mImpl->SendSelectionToClipboard( false ); // Text not modified
+
+ mImpl->mEventData->mUpdateCursorPosition = true;
+
+ mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
+ break;
}
- else if( IsKey( keyEvent, Dali::DALI_KEY_POWER ) )
+ case Toolkit::TextSelectionPopup::PASTE:
{
- mImpl->ChangeState( EventData::INTERRUPTED ); // State is not INACTIVE as expect to return to edit mode.
- // Avoids calling the InsertText() method which can delete selected text
+ mImpl->RequestGetTextFromClipboard(); // Request clipboard service to retrieve an item
+ break;
}
- else if( IsKey( keyEvent, Dali::DALI_KEY_MENU ) ||
- IsKey( keyEvent, Dali::DALI_KEY_HOME ) )
+ case Toolkit::TextSelectionPopup::SELECT:
{
- mImpl->ChangeState( EventData::INACTIVE );
- // Menu/Home key behaviour does not allow edit mode to resume like Power key
- // Avoids calling the InsertText() method which can delete selected text
+ const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
+
+ if( mImpl->mEventData->mSelectionEnabled )
+ {
+ // Creates a SELECT event.
+ SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
+ }
+ break;
}
- else if( Dali::DALI_KEY_SHIFT_LEFT == keyCode )
+ case Toolkit::TextSelectionPopup::SELECT_ALL:
{
- // DALI_KEY_SHIFT_LEFT is the key code for the Left Shift. It's sent (by the imf?) when the predictive text is enabled
- // and a character is typed after the type of a upper case latin character.
-
- // Do nothing.
+ // Creates a SELECT_ALL event
+ SelectEvent( 0.f, 0.f, true );
+ break;
}
- else
+ case Toolkit::TextSelectionPopup::CLIPBOARD:
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::KeyEvent %p keyString %s\n", this, keyString.c_str() );
-
- // IMF manager is no longer handling key-events
- mImpl->ClearPreEditFlag();
-
- InsertText( keyString, COMMIT );
- textChanged = true;
+ mImpl->ShowClipboard();
+ break;
}
-
- if ( ( mImpl->mEventData->mState != EventData::INTERRUPTED ) &&
- ( mImpl->mEventData->mState != EventData::INACTIVE ) &&
- ( Dali::DALI_KEY_SHIFT_LEFT != keyCode ) )
+ case Toolkit::TextSelectionPopup::NONE:
{
- // Should not change the state if the key is the shift send by the imf manager.
- // Otherwise, when the state is SELECTING the text controller can't send the right
- // surrounding info to the imf.
- mImpl->ChangeState( EventData::EDITING );
+ // Nothing to do.
+ break;
}
-
- mImpl->RequestRelayout();
- }
-
- if( textChanged )
- {
- // Do this last since it provides callbacks into application code
- mImpl->mControlInterface.TextChanged();
}
-
- return true;
}
+// private : Update.
+
void Controller::InsertText( const std::string& text, Controller::InsertType type )
{
bool removedPrevious( false );
{
if( !mImpl->mEventData->mPreEditFlag )
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state" );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Entered PreEdit state\n" );
// Record the start of the pre-edit text
mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
}
}
-bool Controller::RemoveSelectedText()
+void Controller::PasteText( const std::string& stringToPaste )
{
- bool textRemoved( false );
-
- if( EventData::SELECTING == mImpl->mEventData->mState )
- {
- std::string removedString;
- mImpl->RetrieveSelection( removedString, true );
-
- if( !removedString.empty() )
- {
- textRemoved = true;
- mImpl->ChangeState( EventData::EDITING );
- }
- }
+ InsertText( stringToPaste, Text::Controller::COMMIT );
+ mImpl->ChangeState( EventData::EDITING );
+ mImpl->RequestRelayout();
- return textRemoved;
+ // Do this last since it provides callbacks into application code
+ mImpl->mControlInterface.TextChanged();
}
-void Controller::TapEvent( unsigned int tapCount, float x, float y )
+bool Controller::RemoveText( int cursorOffset,
+ int numberOfCharacters,
+ UpdateInputStyleType type )
{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
+ bool removed = false;
- if( NULL != mImpl->mEventData )
+ if( NULL == mImpl->mEventData )
{
- DALI_LOG_INFO( gLogFilter, Debug::Concise, "TapEvent state:%d \n", mImpl->mEventData->mState );
-
- if( 1u == tapCount )
- {
- // This is to avoid unnecessary relayouts when tapping an empty text-field
- bool relayoutNeeded( false );
+ return removed;
+ }
- if( ( EventData::EDITING_WITH_POPUP == mImpl->mEventData->mState ) ||
- ( EventData::EDITING_WITH_PASTE_POPUP == mImpl->mEventData->mState ) )
- {
- mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE ); // If Popup shown hide it here so can be shown again if required.
- }
+ DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p mText.Count() %d cursor %d cursorOffset %d numberOfCharacters %d\n",
+ this, mImpl->mLogicalModel->mText.Count(), mImpl->mEventData->mPrimaryCursorPosition, cursorOffset, numberOfCharacters );
- if( mImpl->IsShowingRealText() && ( EventData::INACTIVE != mImpl->mEventData->mState ) )
- {
- // Already in an active state so show a popup
- if( !mImpl->IsClipboardEmpty() )
- {
- // Shows Paste popup but could show full popup with Selection options. ( EDITING_WITH_POPUP )
- mImpl->ChangeState( EventData::EDITING_WITH_PASTE_POPUP );
- }
- else
- {
- mImpl->ChangeState( EventData::EDITING_WITH_GRAB_HANDLE );
- }
- relayoutNeeded = true;
- }
- else
- {
- if( mImpl->IsShowingPlaceholderText() && !mImpl->IsFocusedPlaceholderAvailable() )
- {
- // Hide placeholder text
- ResetText();
- }
+ if( !mImpl->IsShowingPlaceholderText() )
+ {
+ // Delete at current cursor position
+ Vector<Character>& currentText = mImpl->mLogicalModel->mText;
+ CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
- if( EventData::INACTIVE == mImpl->mEventData->mState )
- {
- mImpl->ChangeState( EventData::EDITING );
- }
- else if( !mImpl->IsClipboardEmpty() )
- {
- mImpl->ChangeState( EventData::EDITING_WITH_POPUP );
- }
- relayoutNeeded = true;
- }
+ CharacterIndex cursorIndex = oldCursorIndex;
- // Handles & cursors must be repositioned after Relayout() i.e. after the Model has been updated
- if( relayoutNeeded )
- {
- Event event( Event::TAP_EVENT );
- event.p1.mUint = tapCount;
- event.p2.mFloat = x;
- event.p3.mFloat = y;
- mImpl->mEventData->mEventQueue.push_back( event );
+ // Validate the cursor position & number of characters
+ if( static_cast< CharacterIndex >( std::abs( cursorOffset ) ) <= cursorIndex )
+ {
+ cursorIndex = oldCursorIndex + cursorOffset;
+ }
- mImpl->RequestRelayout();
- }
+ if( ( cursorIndex + numberOfCharacters ) > currentText.Count() )
+ {
+ numberOfCharacters = currentText.Count() - cursorIndex;
}
- else if( 2u == tapCount )
+
+ if( ( cursorIndex + numberOfCharacters ) <= mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters )
{
- if( mImpl->mEventData->mSelectionEnabled &&
- mImpl->IsShowingRealText() )
+ // Mark the paragraphs to be updated.
+ mImpl->mTextUpdateInfo.mCharacterIndex = std::min( cursorIndex, mImpl->mTextUpdateInfo.mCharacterIndex );
+ mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove += numberOfCharacters;
+
+ // Update the input style and remove the text's style before removing the text.
+
+ if( UPDATE_INPUT_STYLE == type )
{
- SelectEvent( x, y, false );
- }
- }
- }
+ // Keep a copy of the current input style.
+ InputStyle currentInputStyle;
+ currentInputStyle.Copy( mImpl->mEventData->mInputStyle );
- // Reset keyboard as tap event has occurred.
- mImpl->ResetImfManager();
-}
+ // Set first the default input style.
+ mImpl->RetrieveDefaultInputStyle( mImpl->mEventData->mInputStyle );
-void Controller::PanEvent( Gesture::State state, const Vector2& displacement )
- // Show cursor and grabhandle on first tap, this matches the behaviour of tapping when already editing
-{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected PanEvent" );
+ // Update the input style.
+ mImpl->mLogicalModel->RetrieveStyle( cursorIndex, mImpl->mEventData->mInputStyle );
- if( NULL != mImpl->mEventData )
- {
- Event event( Event::PAN_EVENT );
- event.p1.mInt = state;
- event.p2.mFloat = displacement.x;
- event.p3.mFloat = displacement.y;
- mImpl->mEventData->mEventQueue.push_back( event );
+ // Compare if the input style has changed.
+ const bool hasInputStyleChanged = !currentInputStyle.Equal( mImpl->mEventData->mInputStyle );
- mImpl->RequestRelayout();
- }
-}
+ if( hasInputStyleChanged )
+ {
+ const InputStyle::Mask styleChangedMask = currentInputStyle.GetInputStyleChangeMask( mImpl->mEventData->mInputStyle );
+ // Queue the input style changed signal.
+ mImpl->mEventData->mInputStyleChangedQueue.PushBack( styleChangedMask );
+ }
+ }
-void Controller::LongPressEvent( Gesture::State state, float x, float y )
-{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected LongPressEvent" );
+ // Updates the text style runs by removing characters. Runs with no characters are removed.
+ mImpl->mLogicalModel->UpdateTextStyleRuns( cursorIndex, -numberOfCharacters );
- if( ( state == Gesture::Started ) &&
- ( NULL != mImpl->mEventData ) )
- {
- if( !mImpl->IsShowingRealText() )
- {
- Event event( Event::LONG_PRESS_EVENT );
- event.p1.mInt = state;
- mImpl->mEventData->mEventQueue.push_back( event );
- mImpl->RequestRelayout();
- }
- else
- {
- // The 1st long-press on inactive text-field is treated as tap
- if( EventData::INACTIVE == mImpl->mEventData->mState )
- {
- mImpl->ChangeState( EventData::EDITING );
+ // Remove the characters.
+ Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
+ Vector<Character>::Iterator last = first + numberOfCharacters;
- Event event( Event::TAP_EVENT );
- event.p1.mUint = 1;
- event.p2.mFloat = x;
- event.p3.mFloat = y;
- mImpl->mEventData->mEventQueue.push_back( event );
+ currentText.Erase( first, last );
- mImpl->RequestRelayout();
- }
- else
- {
- // Reset the imf manger to commit the pre-edit before selecting the text.
- mImpl->ResetImfManager();
+ // Cursor position retreat
+ oldCursorIndex = cursorIndex;
- SelectEvent( x, y, false );
- }
+ mImpl->mEventData->mScrollAfterDelete = true;
+
+ DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::RemoveText %p removed %d\n", this, numberOfCharacters );
+ removed = true;
}
}
+
+ return removed;
}
-void Controller::SelectEvent( float x, float y, bool selectAll )
+bool Controller::RemoveSelectedText()
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
+ bool textRemoved( false );
- if( NULL != mImpl->mEventData )
+ if( EventData::SELECTING == mImpl->mEventData->mState )
{
- mImpl->ChangeState( EventData::SELECTING );
+ std::string removedString;
+ mImpl->RetrieveSelection( removedString, true );
- if( selectAll )
- {
- Event event( Event::SELECT_ALL );
- mImpl->mEventData->mEventQueue.push_back( event );
- }
- else
+ if( !removedString.empty() )
{
- Event event( Event::SELECT );
- event.p2.mFloat = x;
- event.p3.mFloat = y;
- mImpl->mEventData->mEventQueue.push_back( event );
+ textRemoved = true;
+ mImpl->ChangeState( EventData::EDITING );
}
-
- mImpl->RequestRelayout();
}
-}
-void Controller::GetTargetSize( Vector2& targetSize )
-{
- targetSize = mImpl->mVisualModel->mControlSize;
+ return textRemoved;
}
-void Controller::AddDecoration( Actor& actor, bool needsClipping )
-{
- mImpl->mControlInterface.AddDecoration( actor, needsClipping );
-}
+// private : Relayout.
-void Controller::DecorationEvent( HandleType handleType, HandleState state, float x, float y )
+bool Controller::DoRelayout( const Size& size,
+ OperationsMask operationsRequired,
+ Size& layoutSize )
{
- DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected DecorationEvent" );
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout %p size %f,%f\n", this, size.width, size.height );
+ bool viewUpdated( false );
- if( NULL != mImpl->mEventData )
+ // Calculate the operations to be done.
+ const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
+
+ const CharacterIndex startIndex = mImpl->mTextUpdateInfo.mParagraphCharacterIndex;
+ const Length requestedNumberOfCharacters = mImpl->mTextUpdateInfo.mRequestedNumberOfCharacters;
+
+ // Get the current layout size.
+ layoutSize = mImpl->mVisualModel->GetLayoutSize();
+
+ if( NO_OPERATION != ( LAYOUT & operations ) )
{
- switch( handleType )
- {
- case GRAB_HANDLE:
- {
- Event event( Event::GRAB_HANDLE_EVENT );
- event.p1.mUint = state;
- event.p2.mFloat = x;
- event.p3.mFloat = y;
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "-->Controller::DoRelayout LAYOUT & operations\n");
- mImpl->mEventData->mEventQueue.push_back( event );
- break;
- }
- case LEFT_SELECTION_HANDLE:
- {
- Event event( Event::LEFT_SELECTION_HANDLE_EVENT );
- event.p1.mUint = state;
- event.p2.mFloat = x;
- event.p3.mFloat = y;
+ // Some vectors with data needed to layout and reorder may be void
+ // after the first time the text has been laid out.
+ // Fill the vectors again.
- mImpl->mEventData->mEventQueue.push_back( event );
- break;
- }
- case RIGHT_SELECTION_HANDLE:
- {
- Event event( Event::RIGHT_SELECTION_HANDLE_EVENT );
- event.p1.mUint = state;
- event.p2.mFloat = x;
- event.p3.mFloat = y;
+ // Calculate the number of glyphs to layout.
+ const Vector<GlyphIndex>& charactersToGlyph = mImpl->mVisualModel->mCharactersToGlyph;
+ const Vector<Length>& glyphsPerCharacter = mImpl->mVisualModel->mGlyphsPerCharacter;
+ const GlyphIndex* const charactersToGlyphBuffer = charactersToGlyph.Begin();
+ const Length* const glyphsPerCharacterBuffer = glyphsPerCharacter.Begin();
- mImpl->mEventData->mEventQueue.push_back( event );
- break;
- }
- case LEFT_SELECTION_HANDLE_MARKER:
- case RIGHT_SELECTION_HANDLE_MARKER:
- {
- // Markers do not move the handles.
- break;
- }
- case HANDLE_TYPE_COUNT:
+ const CharacterIndex lastIndex = startIndex + ( ( requestedNumberOfCharacters > 0u ) ? requestedNumberOfCharacters - 1u : 0u );
+ const GlyphIndex startGlyphIndex = mImpl->mTextUpdateInfo.mStartGlyphIndex;
+ const Length numberOfGlyphs = ( requestedNumberOfCharacters > 0u ) ? *( charactersToGlyphBuffer + lastIndex ) + *( glyphsPerCharacterBuffer + lastIndex ) - startGlyphIndex : 0u;
+ const Length totalNumberOfGlyphs = mImpl->mVisualModel->mGlyphs.Count();
+
+ if( 0u == totalNumberOfGlyphs )
+ {
+ if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
{
- DALI_ASSERT_DEBUG( !"Controller::HandleEvent. Unexpected handle type" );
+ mImpl->mVisualModel->SetLayoutSize( Size::ZERO );
}
- }
-
- mImpl->RequestRelayout();
- }
-}
-void Controller::PasteText( const std::string& stringToPaste )
-{
- InsertText( stringToPaste, Text::Controller::COMMIT );
- mImpl->ChangeState( EventData::EDITING );
- mImpl->RequestRelayout();
+ // Nothing else to do if there is no glyphs.
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout no glyphs, view updated true\n" );
+ return true;
+ }
- // Do this last since it provides callbacks into application code
- mImpl->mControlInterface.TextChanged();
-}
+ const Vector<LineBreakInfo>& lineBreakInfo = mImpl->mLogicalModel->mLineBreakInfo;
+ const Vector<WordBreakInfo>& wordBreakInfo = mImpl->mLogicalModel->mWordBreakInfo;
+ const Vector<CharacterDirection>& characterDirection = mImpl->mLogicalModel->mCharacterDirections;
+ const Vector<GlyphInfo>& glyphs = mImpl->mVisualModel->mGlyphs;
+ const Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mVisualModel->mGlyphsToCharacters;
+ const Vector<Length>& charactersPerGlyph = mImpl->mVisualModel->mCharactersPerGlyph;
+ const Character* const textBuffer = mImpl->mLogicalModel->mText.Begin();
-void Controller::PasteClipboardItemEvent()
-{
- // Retrieve the clipboard contents first
- ClipboardEventNotifier notifier( ClipboardEventNotifier::Get() );
- std::string stringToPaste( notifier.GetContent() );
+ // Set the layout parameters.
+ LayoutParameters layoutParameters( size,
+ textBuffer,
+ lineBreakInfo.Begin(),
+ wordBreakInfo.Begin(),
+ ( 0u != characterDirection.Count() ) ? characterDirection.Begin() : NULL,
+ glyphs.Begin(),
+ glyphsToCharactersMap.Begin(),
+ charactersPerGlyph.Begin(),
+ charactersToGlyphBuffer,
+ glyphsPerCharacterBuffer,
+ totalNumberOfGlyphs );
- // Commit the current pre-edit text; the contents of the clipboard should be appended
- mImpl->ResetImfManager();
+ // Resize the vector of positions to have the same size than the vector of glyphs.
+ Vector<Vector2>& glyphPositions = mImpl->mVisualModel->mGlyphPositions;
+ glyphPositions.Resize( totalNumberOfGlyphs );
- // Temporary disable hiding clipboard
- mImpl->SetClipboardHideEnable( false );
+ // Whether the last character is a new paragraph character.
+ mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph = TextAbstraction::IsNewParagraph( *( textBuffer + ( mImpl->mLogicalModel->mText.Count() - 1u ) ) );
+ layoutParameters.isLastNewParagraph = mImpl->mTextUpdateInfo.mIsLastCharacterNewParagraph;
- // Paste
- PasteText( stringToPaste );
+ // The initial glyph and the number of glyphs to layout.
+ layoutParameters.startGlyphIndex = startGlyphIndex;
+ layoutParameters.numberOfGlyphs = numberOfGlyphs;
+ layoutParameters.startLineIndex = mImpl->mTextUpdateInfo.mStartLineIndex;
+ layoutParameters.estimatedNumberOfLines = mImpl->mTextUpdateInfo.mEstimatedNumberOfLines;
- mImpl->SetClipboardHideEnable( true );
-}
+ // Update the visual model.
+ Size newLayoutSize;
+ viewUpdated = mImpl->mLayoutEngine.LayoutText( layoutParameters,
+ glyphPositions,
+ mImpl->mVisualModel->mLines,
+ newLayoutSize );
-void Controller::TextPopupButtonTouched( Dali::Toolkit::TextSelectionPopup::Buttons button )
-{
- if( NULL == mImpl->mEventData )
- {
- return;
- }
+ viewUpdated = viewUpdated || ( newLayoutSize != layoutSize );
- switch( button )
- {
- case Toolkit::TextSelectionPopup::CUT:
+ if( viewUpdated )
{
- mImpl->SendSelectionToClipboard( true ); // Synchronous call to modify text
- mImpl->mOperationsPending = ALL_OPERATIONS;
+ layoutSize = newLayoutSize;
- if( ( 0u != mImpl->mLogicalModel->mText.Count() ) ||
- !mImpl->IsPlaceholderAvailable() )
+ if ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) )
{
- mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
+ mImpl->mAutoScrollDirectionRTL = false;
}
- else
+
+ // Reorder the lines
+ if( NO_OPERATION != ( REORDER & operations ) )
{
- ShowPlaceholderText();
+ Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mLogicalModel->mBidirectionalParagraphInfo;
+ Vector<BidirectionalLineInfoRun>& bidirectionalLineInfo = mImpl->mLogicalModel->mBidirectionalLineInfo;
+
+ // Check first if there are paragraphs with bidirectional info.
+ if( 0u != bidirectionalInfo.Count() )
+ {
+ // Get the lines
+ const Length numberOfLines = mImpl->mVisualModel->mLines.Count();
+
+ // Reorder the lines.
+ bidirectionalLineInfo.Reserve( numberOfLines ); // Reserve because is not known yet how many lines have right to left characters.
+ ReorderLines( bidirectionalInfo,
+ startIndex,
+ requestedNumberOfCharacters,
+ mImpl->mVisualModel->mLines,
+ bidirectionalLineInfo );
+
+ // Set the bidirectional info per line into the layout parameters.
+ layoutParameters.lineBidirectionalInfoRunsBuffer = bidirectionalLineInfo.Begin();
+ layoutParameters.numberOfBidirectionalInfoRuns = bidirectionalLineInfo.Count();
+
+ // Re-layout the text. Reorder those lines with right to left characters.
+ mImpl->mLayoutEngine.ReLayoutRightToLeftLines( layoutParameters,
+ startIndex,
+ requestedNumberOfCharacters,
+ glyphPositions );
+
+ if ( ( NO_OPERATION != ( UPDATE_DIRECTION & operations ) ) && ( numberOfLines > 0 ) )
+ {
+ const LineRun* const firstline = mImpl->mVisualModel->mLines.Begin();
+ if ( firstline )
+ {
+ mImpl->mAutoScrollDirectionRTL = firstline->direction;
+ }
+ }
+ }
+ } // REORDER
+
+ // Sets the layout size.
+ if( NO_OPERATION != ( UPDATE_LAYOUT_SIZE & operations ) )
+ {
+ mImpl->mVisualModel->SetLayoutSize( layoutSize );
}
+ } // view updated
- mImpl->mEventData->mUpdateCursorPosition = true;
- mImpl->mEventData->mScrollAfterDelete = true;
+ // Store the size used to layout the text.
+ mImpl->mVisualModel->mControlSize = size;
+ }
- mImpl->RequestRelayout();
- mImpl->mControlInterface.TextChanged();
- break;
- }
- case Toolkit::TextSelectionPopup::COPY:
- {
- mImpl->SendSelectionToClipboard( false ); // Text not modified
+ if( NO_OPERATION != ( ALIGN & operations ) )
+ {
+ // The laid-out lines.
+ Vector<LineRun>& lines = mImpl->mVisualModel->mLines;
+
+ mImpl->mLayoutEngine.Align( size,
+ startIndex,
+ requestedNumberOfCharacters,
+ lines );
+
+ viewUpdated = true;
+ }
+#if defined(DEBUG_ENABLED)
+ std::string currentText;
+ GetText( currentText );
+ DALI_LOG_INFO( gLogFilter, Debug::Concise, "Controller::DoRelayout [%p] mImpl->mAutoScrollDirectionRTL[%s] [%s]\n", this, (mImpl->mAutoScrollDirectionRTL)?"true":"false", currentText.c_str() );
+#endif
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "<--Controller::DoRelayout, view updated %s\n", ( viewUpdated ? "true" : "false" ) );
+ return viewUpdated;
+}
- mImpl->mEventData->mUpdateCursorPosition = true;
+void Controller::CalculateVerticalOffset( const Size& controlSize )
+{
+ Size layoutSize = mImpl->mVisualModel->GetLayoutSize();
- mImpl->RequestRelayout(); // Cursor, Handles, Selection Highlight, Popup
- break;
- }
- case Toolkit::TextSelectionPopup::PASTE:
- {
- std::string stringToPaste("");
- mImpl->GetTextFromClipboard( 0, stringToPaste ); // Paste latest item from system clipboard
- PasteText( stringToPaste );
- break;
- }
- case Toolkit::TextSelectionPopup::SELECT:
- {
- const Vector2& currentCursorPosition = mImpl->mEventData->mDecorator->GetPosition( PRIMARY_CURSOR );
+ if( fabsf( layoutSize.height ) < Math::MACHINE_EPSILON_1000 )
+ {
+ // Get the line height of the default font.
+ layoutSize.height = mImpl->GetDefaultFontLineHeight();
+ }
- if( mImpl->mEventData->mSelectionEnabled )
- {
- // Creates a SELECT event.
- SelectEvent( currentCursorPosition.x, currentCursorPosition.y, false );
- }
- break;
- }
- case Toolkit::TextSelectionPopup::SELECT_ALL:
+ switch( mImpl->mLayoutEngine.GetVerticalAlignment() )
+ {
+ case LayoutEngine::VERTICAL_ALIGN_TOP:
{
- // Creates a SELECT_ALL event
- SelectEvent( 0.f, 0.f, true );
+ mImpl->mScrollPosition.y = 0.f;
break;
}
- case Toolkit::TextSelectionPopup::CLIPBOARD:
+ case LayoutEngine::VERTICAL_ALIGN_CENTER:
{
- mImpl->ShowClipboard();
+ mImpl->mScrollPosition.y = floorf( 0.5f * ( controlSize.height - layoutSize.height ) ); // try to avoid pixel alignment.
break;
}
- case Toolkit::TextSelectionPopup::NONE:
+ case LayoutEngine::VERTICAL_ALIGN_BOTTOM:
{
- // Nothing to do.
+ mImpl->mScrollPosition.y = controlSize.height - layoutSize.height;
break;
}
}
}
-ImfManager::ImfCallbackData Controller::OnImfEvent( ImfManager& imfManager, const ImfManager::ImfEventData& imfEvent )
+// private : Events.
+
+void Controller::ProcessModifyEvents()
{
- // Whether the text needs to be relaid-out.
- bool requestRelayout = false;
+ Vector<ModifyEvent>& events = mImpl->mModifyEvents;
- // Whether to retrieve the text and cursor position to be sent to the IMF manager.
- bool retrieveText = false;
- bool retrieveCursor = false;
+ if( 0u == events.Count() )
+ {
+ // Nothing to do.
+ return;
+ }
- switch( imfEvent.eventName )
+ for( Vector<ModifyEvent>::ConstIterator it = events.Begin(),
+ endIt = events.End();
+ it != endIt;
+ ++it )
{
- case ImfManager::COMMIT:
+ const ModifyEvent& event = *it;
+
+ if( ModifyEvent::TEXT_REPLACED == event.type )
{
- InsertText( imfEvent.predictiveString, Text::Controller::COMMIT );
- requestRelayout = true;
- retrieveCursor = true;
- break;
+ // A (single) replace event should come first, otherwise we wasted time processing NOOP events
+ DALI_ASSERT_DEBUG( it == events.Begin() && "Unexpected TEXT_REPLACED event" );
+
+ TextReplacedEvent();
}
- case ImfManager::PREEDIT:
+ else if( ModifyEvent::TEXT_INSERTED == event.type )
{
- InsertText( imfEvent.predictiveString, Text::Controller::PRE_EDIT );
- requestRelayout = true;
- retrieveCursor = true;
- break;
+ TextInsertedEvent();
}
- case ImfManager::DELETESURROUNDING:
+ else if( ModifyEvent::TEXT_DELETED == event.type )
{
- const bool textDeleted = RemoveText( imfEvent.cursorOffset,
- imfEvent.numberOfChars,
- DONT_UPDATE_INPUT_STYLE );
-
- if( textDeleted )
+ // Placeholder-text cannot be deleted
+ if( !mImpl->IsShowingPlaceholderText() )
{
- if( ( 0u != mImpl->mLogicalModel->mText.Count() ) ||
- !mImpl->IsPlaceholderAvailable() )
- {
- mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
- }
- else
- {
- ShowPlaceholderText();
- }
- mImpl->mEventData->mUpdateCursorPosition = true;
- mImpl->mEventData->mScrollAfterDelete = true;
-
- requestRelayout = true;
+ TextDeletedEvent();
}
- break;
- }
- case ImfManager::GETSURROUNDING:
- {
- retrieveText = true;
- retrieveCursor = true;
- break;
- }
- case ImfManager::VOID:
- {
- // do nothing
- break;
}
- } // end switch
+ }
- if( requestRelayout )
+ if( NULL != mImpl->mEventData )
{
- mImpl->mOperationsPending = ALL_OPERATIONS;
- mImpl->RequestRelayout();
-
- // Do this last since it provides callbacks into application code
- mImpl->mControlInterface.TextChanged();
+ // When the text is being modified, delay cursor blinking
+ mImpl->mEventData->mDecorator->DelayCursorBlink();
}
- std::string text;
- CharacterIndex cursorPosition = 0u;
- Length numberOfWhiteSpaces = 0u;
+ // Discard temporary text
+ events.Clear();
+}
- if( retrieveCursor )
- {
- numberOfWhiteSpaces = mImpl->GetNumberOfWhiteSpaces( 0u );
+void Controller::TextReplacedEvent()
+{
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
- cursorPosition = mImpl->GetLogicalCursorPosition();
+ // Apply modifications to the model
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+}
- if( cursorPosition < numberOfWhiteSpaces )
- {
- cursorPosition = 0u;
- }
- else
- {
- cursorPosition -= numberOfWhiteSpaces;
- }
+void Controller::TextInsertedEvent()
+{
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
+
+ if( NULL == mImpl->mEventData )
+ {
+ return;
}
- if( retrieveText )
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
+
+ // Apply modifications to the model; TODO - Optimize this
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+}
+
+void Controller::TextDeletedEvent()
+{
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
+
+ if( NULL == mImpl->mEventData )
{
- mImpl->GetText( numberOfWhiteSpaces, text );
+ return;
}
- ImfManager::ImfCallbackData callbackData( ( retrieveText || retrieveCursor ), cursorPosition, text, false );
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
- return callbackData;
+ // Apply modifications to the model; TODO - Optimize this
+ mImpl->mOperationsPending = ALL_OPERATIONS;
}
-Controller::~Controller()
+void Controller::SelectEvent( float x, float y, bool selectAll )
{
- delete mImpl;
+ DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Controller::SelectEvent\n" );
+
+ if( NULL != mImpl->mEventData )
+ {
+ if( selectAll )
+ {
+ Event event( Event::SELECT_ALL );
+ mImpl->mEventData->mEventQueue.push_back( event );
+ }
+ else
+ {
+ Event event( Event::SELECT );
+ event.p2.mFloat = x;
+ event.p3.mFloat = y;
+ mImpl->mEventData->mEventQueue.push_back( event );
+ }
+
+ mImpl->RequestRelayout();
+ }
}
bool Controller::BackspaceKeyEvent()
return removed;
}
+// private : Helpers.
+
+void Controller::ResetText()
+{
+ // Reset buffers.
+ mImpl->mLogicalModel->mText.Clear();
+
+ // We have cleared everything including the placeholder-text
+ mImpl->PlaceholderCleared();
+
+ mImpl->mTextUpdateInfo.mCharacterIndex = 0u;
+ mImpl->mTextUpdateInfo.mNumberOfCharactersToRemove = mImpl->mTextUpdateInfo.mPreviousNumberOfCharacters;
+ mImpl->mTextUpdateInfo.mNumberOfCharactersToAdd = 0u;
+
+ // Clear any previous text.
+ mImpl->mTextUpdateInfo.mClearAll = true;
+
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
+
+ // Apply modifications to the model
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+}
+
void Controller::ShowPlaceholderText()
{
if( mImpl->IsPlaceholderAvailable() )
SHAPE_TEXT |
GET_GLYPH_METRICS |
LAYOUT |
- UPDATE_ACTUAL_SIZE |
+ UPDATE_LAYOUT_SIZE |
REORDER |
ALIGN );
}
mImpl->mLogicalModel->ClearFontDescriptionRuns();
}
+void Controller::ResetCursorPosition( CharacterIndex cursorIndex )
+{
+ // Reset the cursor position
+ if( NULL != mImpl->mEventData )
+ {
+ mImpl->mEventData->mPrimaryCursorPosition = cursorIndex;
+
+ // Update the cursor if it's in editing mode.
+ if( EventData::IsEditingState( mImpl->mEventData->mState ) )
+ {
+ mImpl->mEventData->mUpdateCursorPosition = true;
+ }
+ }
+}
+
+void Controller::ResetScrollPosition()
+{
+ if( NULL != mImpl->mEventData )
+ {
+ // Reset the scroll position.
+ mImpl->mScrollPosition = Vector2::ZERO;
+ mImpl->mEventData->mScrollAfterUpdatePosition = true;
+ }
+}
+
+// private : Private contructors & copy operator.
+
Controller::Controller( ControlInterface& controlInterface )
: mImpl( NULL )
{
mImpl = new Controller::Impl( controlInterface );
}
+// The copy constructor and operator are left unimplemented.
+
+// protected : Destructor.
+
+Controller::~Controller()
+{
+ delete mImpl;
+}
+
} // namespace Text
} // namespace Toolkit