Vector3 GetNaturalSize( Actor actor )
{
Vector3 size = actor.GetCurrentSize();
const float depth = size.depth;
// Get natural size for TextActor.
TextActor textActor = TextActor::DownCast( actor );
if( textActor )
{
Font font = textActor.GetFont();
if( !font )
{
font = Font::New();
}
size = font.MeasureText( textActor.GetText() );
size.depth = depth;
}
// Get natural size for ImageActor.
// TODO: currently it doesn't work as expected.
ImageActor imageActor = ImageActor::DownCast( actor );
if( ( imageActor ) && ( imageActor.GetImage() ) )
{
Image image = imageActor.GetImage();
size = Vector3( static_cast<float>( image.GetWidth() ), static_cast<float>( image.GetHeight() ), depth );
}
return size;
}
float GetHeightForWidth( Actor actor, float width )
{
Vector3 size = actor.GetCurrentSize();
float height = 0.f;
TextActor textActor = TextActor::DownCast( actor );
if( textActor )
{
Font font = textActor.GetFont();
if( !font )
{
font = Font::New();
}
size = font.MeasureText( textActor.GetText() );
}
ImageActor imageActor = ImageActor::DownCast( actor );
if( ( imageActor ) && ( imageActor.GetImage() ) )
{
Image image = imageActor.GetImage();
size = Vector3( static_cast<float>( image.GetWidth() ), static_cast<float>( image.GetHeight() ), 0.f );
}
height = size.height / ( size.width / width );
return height;
}
void dbgPrint( const WordLayoutInfo& word )
{
for( CharacterLayoutInfoContainer::const_iterator characterIt = word.mCharactersLayoutInfo.begin(), endCharacterIt = word.mCharactersLayoutInfo.end();
characterIt != endCharacterIt;
++characterIt )
{
const CharacterLayoutInfo& character( *characterIt );
std::cout << "[" << character.mSize << std::endl;
std::cout << " ascender " << character.mAscender << std::endl;
TextActor textActor = TextActor::DownCast( character.mGlyphActor );
if( textActor )
{
std::cout << "[" << textActor.GetText() << "]";
}
else
{
std::cout << "[ImageActor]" << std::endl;
}
std::cout << "{" << character.mStyledText.mText.GetText() << "}";
}
std::cout << " size " << word.mSize << std::endl;
std::cout << " ascender " << word.mAscender << std::endl;
std::cout << " num char " << word.mCharactersLayoutInfo.size() << std::endl;
std::cout << " type ";
switch( word.mType )
{
case NoSeparator:
{
std::cout << "NoSeparator" << std::endl;
break;
}
case LineSeparator:
{
std::cout << "LineSeparator" << std::endl;
break;
}
case WordSeparator:
{
std::cout << "WordSeparator" << std::endl;
break;
}
}
}
