}
}
+void Controller::Impl::NotifyImfMultiLineStatus()
+{
+ if ( mEventData )
+ {
+ LayoutEngine::Layout layout = mLayoutEngine.GetLayout();
+ mEventData->mImfManager.NotifyTextInputMultiLine( layout == LayoutEngine::MULTI_LINE_BOX );
+ }
+}
+
CharacterIndex Controller::Impl::GetLogicalCursorPosition() const
{
CharacterIndex cursorPosition = 0u;
const Length numberOfCharactersEnd = *( charactersPerGlyphBuffer + glyphEnd );
bool splitEndGlyph = ( glyphStart != glyphEnd ) && ( numberOfCharactersEnd > 1u ) && HasLigatureMustBreak( mLogicalModel->GetScript( selectionEndMinusOne ) );
+ // The number of quads of the selection box.
+ const unsigned int numberOfQuads = 1u + ( glyphEnd - glyphStart ) + ( ( numberOfLines > 1u ) ? 2u * numberOfLines : 0u );
+ mEventData->mDecorator->ResizeHighlightQuads( numberOfQuads );
+
+ // Count the actual number of quads.
+ unsigned int actualNumberOfQuads = 0u;
+ Vector4 quad;
+
// Traverse the glyphs.
for( GlyphIndex index = glyphStart; index <= glyphEnd; ++index )
{
// Calculate the number of characters selected.
const Length numberOfCharacters = ( glyphStart == glyphEnd ) ? ( selectionEnd - selectionStart ) : ( numberOfCharactersStart - interGlyphIndex );
- const float xPosition = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x + glyphAdvance * static_cast<float>( isCurrentRightToLeft ? ( numberOfCharactersStart - interGlyphIndex - numberOfCharacters ) : interGlyphIndex );
- const float xPositionAdvance = xPosition + static_cast<float>( numberOfCharacters ) * glyphAdvance;
- const float yPosition = selectionBoxInfo->lineOffset;
+ quad.x = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x + glyphAdvance * static_cast<float>( isCurrentRightToLeft ? ( numberOfCharactersStart - interGlyphIndex - numberOfCharacters ) : interGlyphIndex );
+ quad.y = selectionBoxInfo->lineOffset;
+ quad.z = quad.x + static_cast<float>( numberOfCharacters ) * glyphAdvance;
+ quad.w = selectionBoxInfo->lineOffset + selectionBoxInfo->lineHeight;
// Store the min and max 'x' for each line.
- selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, xPosition );
- selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, xPositionAdvance );
+ selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, quad.x );
+ selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, quad.z );
- mEventData->mDecorator->AddHighlight( xPosition,
- yPosition,
- xPositionAdvance,
- yPosition + selectionBoxInfo->lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads, quad );
+ ++actualNumberOfQuads;
splitStartGlyph = false;
continue;
const Length numberOfCharacters = numberOfCharactersEnd - interGlyphIndex;
- const float xPosition = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x + ( isCurrentRightToLeft ? ( glyphAdvance * static_cast<float>( numberOfCharacters ) ) : 0.f );
- const float xPositionAdvance = xPosition + static_cast<float>( interGlyphIndex ) * glyphAdvance;
- const float yPosition = selectionBoxInfo->lineOffset;
+ quad.x = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x + ( isCurrentRightToLeft ? ( glyphAdvance * static_cast<float>( numberOfCharacters ) ) : 0.f );
+ quad.y = selectionBoxInfo->lineOffset;
+ quad.z = quad.x + static_cast<float>( interGlyphIndex ) * glyphAdvance;
+ quad.w = quad.y + selectionBoxInfo->lineHeight;
// Store the min and max 'x' for each line.
- selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, xPosition );
- selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, xPositionAdvance );
+ selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, quad.x );
+ selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, quad.z );
- mEventData->mDecorator->AddHighlight( xPosition,
- yPosition,
- xPositionAdvance,
- yPosition + selectionBoxInfo->lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
splitEndGlyph = false;
continue;
}
- const float xPosition = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x;
- const float xPositionAdvance = xPosition + glyph.advance;
- const float yPosition = selectionBoxInfo->lineOffset;
+ quad.x = lineRun->alignmentOffset + position.x - glyph.xBearing + mScrollPosition.x;
+ quad.y = selectionBoxInfo->lineOffset;
+ quad.z = quad.x + glyph.advance;
+ quad.w = quad.y + selectionBoxInfo->lineHeight;
// Store the min and max 'x' for each line.
- selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, xPosition );
- selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, xPositionAdvance );
+ selectionBoxInfo->minX = std::min( selectionBoxInfo->minX, quad.x );
+ selectionBoxInfo->maxX = std::max( selectionBoxInfo->maxX, quad.z );
- mEventData->mDecorator->AddHighlight( xPosition,
- yPosition,
- xPositionAdvance,
- yPosition + selectionBoxInfo->lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
// Whether to retrieve the next line.
if( index == lastGlyphOfLine )
const SelectionBoxInfo& info = *it;
// Update the size of the highlighted text.
- highLightSize.height += selectionBoxInfo->lineHeight;
+ highLightSize.height += info.lineHeight;
minHighlightX = std::min( minHighlightX, info.minX );
maxHighlightX = std::max( maxHighlightX, info.maxX );
}
if( boxifyBegin )
{
+ quad.x = 0.f;
+ quad.y = firstSelectionBoxLineInfo.lineOffset;
+ quad.z = firstSelectionBoxLineInfo.minX;
+ quad.w = firstSelectionBoxLineInfo.lineOffset + firstSelectionBoxLineInfo.lineHeight;
+
// Boxify at the beginning of the line.
- mEventData->mDecorator->AddHighlight( 0.f,
- firstSelectionBoxLineInfo.lineOffset,
- firstSelectionBoxLineInfo.minX,
- firstSelectionBoxLineInfo.lineOffset + firstSelectionBoxLineInfo.lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
// Update the size of the highlighted text.
minHighlightX = 0.f;
if( boxifyEnd )
{
+ quad.x = firstSelectionBoxLineInfo.maxX;
+ quad.y = firstSelectionBoxLineInfo.lineOffset;
+ quad.z = mVisualModel->mControlSize.width;
+ quad.w = firstSelectionBoxLineInfo.lineOffset + firstSelectionBoxLineInfo.lineHeight;
+
// Boxify at the end of the line.
- mEventData->mDecorator->AddHighlight( firstSelectionBoxLineInfo.maxX,
- firstSelectionBoxLineInfo.lineOffset,
- mVisualModel->mControlSize.width,
- firstSelectionBoxLineInfo.lineOffset + firstSelectionBoxLineInfo.lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
// Update the size of the highlighted text.
maxHighlightX = mVisualModel->mControlSize.width;
{
const SelectionBoxInfo& info = *it;
- mEventData->mDecorator->AddHighlight( 0.f,
- info.lineOffset,
- info.minX,
- info.lineOffset + info.lineHeight );
+ quad.x = 0.f;
+ quad.y = info.lineOffset;
+ quad.z = info.minX;
+ quad.w = info.lineOffset + info.lineHeight;
+
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
+
+ quad.x = info.maxX;
+ quad.y = info.lineOffset;
+ quad.z = mVisualModel->mControlSize.width;
+ quad.w = info.lineOffset + info.lineHeight;
- mEventData->mDecorator->AddHighlight( info.maxX,
- info.lineOffset,
- mVisualModel->mControlSize.width,
- info.lineOffset + info.lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
}
// Update the size of the highlighted text.
if( boxifyBegin )
{
+ quad.x = 0.f;
+ quad.y = lastSelectionBoxLineInfo.lineOffset;
+ quad.z = lastSelectionBoxLineInfo.minX;
+ quad.w = lastSelectionBoxLineInfo.lineOffset + lastSelectionBoxLineInfo.lineHeight;
+
// Boxify at the beginning of the line.
- mEventData->mDecorator->AddHighlight( 0.f,
- lastSelectionBoxLineInfo.lineOffset,
- lastSelectionBoxLineInfo.minX,
- lastSelectionBoxLineInfo.lineOffset + lastSelectionBoxLineInfo.lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
// Update the size of the highlighted text.
minHighlightX = 0.f;
if( boxifyEnd )
{
+ quad.x = lastSelectionBoxLineInfo.maxX;
+ quad.y = lastSelectionBoxLineInfo.lineOffset;
+ quad.z = mVisualModel->mControlSize.width;
+ quad.w = lastSelectionBoxLineInfo.lineOffset + lastSelectionBoxLineInfo.lineHeight;
+
// Boxify at the end of the line.
- mEventData->mDecorator->AddHighlight( lastSelectionBoxLineInfo.maxX,
- lastSelectionBoxLineInfo.lineOffset,
- mVisualModel->mControlSize.width,
- lastSelectionBoxLineInfo.lineOffset + lastSelectionBoxLineInfo.lineHeight );
+ mEventData->mDecorator->AddHighlight( actualNumberOfQuads,
+ quad );
+ ++actualNumberOfQuads;
// Update the size of the highlighted text.
maxHighlightX = mVisualModel->mControlSize.width;
}
}
+ // Set the actual number of quads.
+ mEventData->mDecorator->ResizeHighlightQuads( actualNumberOfQuads );
+
// Sets the highlight's size and position. In decorator's coords.
// The highlight's height has been calculated above (before 'boxifying' the highlight).
highLightSize.width = maxHighlightX - minHighlightX;