C++ (Cpp) Text::GetCharacterPosition Exemples

Exemple #1

Fichier : Text.cpp Projet : DashAndSlash/GWEN

Gwen::Rect Text::GetCharacterPosition( int iChar )
{
	if ( !m_Lines.empty() )
	{
		TextLines::iterator it = m_Lines.begin();
		TextLines::iterator itEnd = m_Lines.end();
		int iChars = 0;

		while ( it != itEnd )
		{
			Text* pLine = *it;
			++it;
			iChars += pLine->Length();

			if ( iChars <= iChar ) { continue; }

			iChars -= pLine->Length();
			Gwen::Rect rect = pLine->GetCharacterPosition( iChar - iChars );
			rect.x += pLine->X();
			rect.y += pLine->Y();
			return rect;
		}
	}

	if ( Length() == 0 || iChar == 0 )
	{
		Gwen::Point p = GetSkin()->GetRender()->MeasureText( GetFont(), L" " );
		return Gwen::Rect( 1, 0, 0, p.y );
	}

	UnicodeString sub = m_String.GetUnicode().substr( 0, iChar );
	Gwen::Point p = GetSkin()->GetRender()->MeasureText( GetFont(), sub );
	return Rect( p.x, 0, 0, p.y );
}