X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Ftext-controller-impl.cpp;h=78bd7e907aded5dc4fccf77ab26c7e8bcce46b4b;hp=f85d410edaf22fd21d5bcdab21e5e8c08142e21b;hb=0b2e209ecfb3cedba510f53a4af58d7d8a2b3876;hpb=c8f181e1ca529f7d92ba638ccedadd7dd51be7eb diff --git a/dali-toolkit/internal/text/text-controller-impl.cpp b/dali-toolkit/internal/text/text-controller-impl.cpp index f85d410..78bd7e9 100644 --- a/dali-toolkit/internal/text/text-controller-impl.cpp +++ b/dali-toolkit/internal/text/text-controller-impl.cpp @@ -325,6 +325,8 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) const Length numberOfCharacters = utf32Characters.Count(); Vector& lineBreakInfo = mLogicalModel->mLineBreakInfo; + CharacterIndex startIndex = 0u; + Length requestedNumberOfCharacters = numberOfCharacters; if( GET_LINE_BREAKS & operations ) { // Retrieves the line break info. The line break info is used to split the text in 'paragraphs' to @@ -334,7 +336,13 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) lineBreakInfo.Resize( numberOfCharacters, TextAbstraction::LINE_NO_BREAK ); SetLineBreakInfo( utf32Characters, + startIndex, + requestedNumberOfCharacters, lineBreakInfo ); + + // Create the paragraph info. + mLogicalModel->CreateParagraphInfo( startIndex, + requestedNumberOfCharacters ); } Vector& wordBreakInfo = mLogicalModel->mWordBreakInfo; @@ -344,6 +352,8 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) wordBreakInfo.Resize( numberOfCharacters, TextAbstraction::WORD_NO_BREAK ); SetWordBreakInfo( utf32Characters, + startIndex, + requestedNumberOfCharacters, wordBreakInfo ); } @@ -363,6 +373,8 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) { // Retrieves the scripts used in the text. multilanguageSupport.SetScripts( utf32Characters, + startIndex, + requestedNumberOfCharacters, scripts ); } @@ -380,6 +392,8 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) scripts, fontDescriptionRuns, defaultFontId, + startIndex, + requestedNumberOfCharacters, validFonts ); } } @@ -408,23 +422,29 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) SetBidirectionalInfo( utf32Characters, scripts, lineBreakInfo, + startIndex, + requestedNumberOfCharacters, bidirectionalInfo ); if( 0u != bidirectionalInfo.Count() ) { - // This paragraph has right to left text. Some characters may need to be mirrored. - // TODO: consider if the mirrored string can be stored as well. - - textMirrored = GetMirroredText( utf32Characters, - mirroredUtf32Characters, - bidirectionalInfo ); - // Only set the character directions if there is right to left characters. Vector& directions = mLogicalModel->mCharacterDirections; - directions.Resize( numberOfCharacters ); - GetCharactersDirection( bidirectionalInfo, + numberOfCharacters, + startIndex, + requestedNumberOfCharacters, directions ); + + // This paragraph has right to left text. Some characters may need to be mirrored. + // TODO: consider if the mirrored string can be stored as well. + + textMirrored = GetMirroredText( utf32Characters, + directions, + bidirectionalInfo, + startIndex, + requestedNumberOfCharacters, + mirroredUtf32Characters ); } else { @@ -439,6 +459,7 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) Vector newParagraphGlyphs; newParagraphGlyphs.Reserve( numberOfParagraphs ); + GlyphIndex startGlyphIndex = 0u; if( SHAPE_TEXT & operations ) { const Vector& textToShape = textMirrored ? mirroredUtf32Characters : utf32Characters; @@ -447,21 +468,24 @@ void Controller::Impl::UpdateModel( OperationsMask operationsRequired ) lineBreakInfo, scripts, validFonts, + startIndex, + startGlyphIndex, + requestedNumberOfCharacters, glyphs, glyphsToCharactersMap, charactersPerGlyph, newParagraphGlyphs ); // Create the 'number of glyphs' per character and the glyph to character conversion tables. - mVisualModel->CreateGlyphsPerCharacterTable( numberOfCharacters ); - mVisualModel->CreateCharacterToGlyphTable( numberOfCharacters ); + mVisualModel->CreateGlyphsPerCharacterTable( startIndex, numberOfCharacters ); + mVisualModel->CreateCharacterToGlyphTable( startIndex, numberOfCharacters ); } const Length numberOfGlyphs = glyphs.Count(); if( GET_GLYPH_METRICS & operations ) { - GlyphInfo* glyphsBuffer = glyphs.Begin(); + GlyphInfo* glyphsBuffer = glyphs.Begin() + startGlyphIndex; mMetrics->GetGlyphMetrics( glyphsBuffer, numberOfGlyphs ); // Update the width and advance of all new paragraph characters. @@ -660,7 +684,7 @@ void Controller::Impl::OnPanEvent( const Event& event ) if( Gesture::Started == state || Gesture::Continuing == state ) { - const Vector2& actualSize = mVisualModel->GetActualSize(); + const Vector2& actualSize = mVisualModel->GetLayoutSize(); const Vector2 currentScroll = mEventData->mScrollPosition; if( mEventData->mHorizontalScrollingEnabled ) @@ -815,7 +839,7 @@ void Controller::Impl::OnHandleEvent( const Event& event ) else if( HANDLE_SCROLLING == state ) { const float xSpeed = event.p2.mFloat; - const Vector2& actualSize = mVisualModel->GetActualSize(); + const Vector2& actualSize = mVisualModel->GetLayoutSize(); const Vector2 currentScrollPosition = mEventData->mScrollPosition; mEventData->mScrollPosition.x += xSpeed; @@ -1886,6 +1910,25 @@ void Controller::Impl::GetCursorPosition( CharacterIndex logical, cursorInfo.secondaryPosition.x = -glyphMetrics.xBearing + secondaryPosition.x + ( isCurrentRightToLeft ? 0.f : glyphMetrics.advance ); cursorInfo.secondaryPosition.y = cursorInfo.lineHeight - cursorInfo.secondaryCursorHeight - line.descender - ( glyphMetrics.fontHeight - glyphMetrics.ascender ); } + + if( LayoutEngine::MULTI_LINE_BOX == mLayoutEngine.GetLayout() ) + { + // If the text is editable and multi-line, the cursor position after a white space shouldn't exceed the boundaries of the text control. + + // Note the white spaces laid-out at the end of the line might exceed the boundaries of the control. + // The reason is a wrapped line must not start with a white space so they are laid-out at the end of the line. + + if( 0.f > cursorInfo.primaryPosition.x ) + { + cursorInfo.primaryPosition.x = 0.f; + } + + const float edgeWidth = mVisualModel->mControlSize.width - static_cast( mEventData->mDecorator->GetCursorWidth() ); + if( cursorInfo.primaryPosition.x > edgeWidth ) + { + cursorInfo.primaryPosition.x = edgeWidth; + } + } } CharacterIndex Controller::Impl::CalculateNewCursorIndex( CharacterIndex index ) const @@ -2056,17 +2099,18 @@ void Controller::Impl::ScrollToMakePositionVisible( const Vector2& position ) const float positionEnd = position.x + ( mEventData->mDecorator ? mEventData->mDecorator->GetCursorWidth() : 0.f ); // Transform the position to decorator coords. - const float offset = mEventData->mScrollPosition.x + mAlignmentOffset.x; + const float alignment = IsShowingRealText() ? mAlignmentOffset.x : 0.f; + const float offset = mEventData->mScrollPosition.x + alignment; const float decoratorPositionBegin = position.x + offset; const float decoratorPositionEnd = positionEnd + offset; if( decoratorPositionBegin < 0.f ) { - mEventData->mScrollPosition.x = -position.x - mAlignmentOffset.x; + mEventData->mScrollPosition.x = -position.x - alignment; } else if( decoratorPositionEnd > mVisualModel->mControlSize.width ) { - mEventData->mScrollPosition.x = mVisualModel->mControlSize.width - positionEnd - mAlignmentOffset.x; + mEventData->mScrollPosition.x = mVisualModel->mControlSize.width - positionEnd - alignment; } } @@ -2078,7 +2122,7 @@ void Controller::Impl::ScrollTextToMatchCursor( const CursorInfo& cursorInfo ) // Calculate the offset to match the cursor position before the character was deleted. mEventData->mScrollPosition.x = currentCursorPosition.x - cursorInfo.primaryPosition.x - mAlignmentOffset.x; - ClampHorizontalScroll( mVisualModel->GetActualSize() ); + ClampHorizontalScroll( mVisualModel->GetLayoutSize() ); } void Controller::Impl::RequestRelayout()