Function drawStringHelper

src/cinder/gl/draw.cpp:1529–1562

namespace {
void drawStringHelper( const std::string &str, const vec2 &pos, const ColorA &color, Font font, int justification )
{
#if ! defined( CINDER_ANDROID )
	
	if( str.empty() )
		return;

	// justification: { left = -1, center = 0, right = 1 }
	ScopedColor colorScp( Color::white() );

	static Font defaultFont = Font::getDefault();
	if( ! font )
		font = defaultFont;

	float baselineOffset;
#if defined( CINDER_COCOA_TOUCH )
	ivec2 actualSize;
	Surface8u pow2Surface( renderStringPow2( str, font, color, &actualSize, &baselineOffset ) );
	gl::TextureRef tex = gl::Texture::create( pow2Surface );
	tex->setCleanBounds( Area( 0, 0, actualSize.x, actualSize.y ) );
	baselineOffset += pow2Surface.getHeight();
#else
	gl::TextureRef tex = gl::Texture::create( renderString( str, font, color, &baselineOffset ) );
#endif

	if( justification == -1 ) // left
		draw( tex, pos - vec2( 0, baselineOffset ) );
	else if( justification == 0 ) // center
		draw( tex, pos - vec2( tex->getWidth() * 0.5f, baselineOffset ) );
	else // right
		draw( tex, pos - vec2( (float)tex->getWidth(), baselineOffset ) );

#endif // ! defined( CINDER_ANDROID )
}
} // anonymous namespace

void drawString( const std::string &str, const vec2 &pos, const ColorA &color, Font font )