Method draw

samples/_timeline/VisualDictionary/src/CenterState.cpp:70–92

}

void CenterState::draw()
{
	for( list<Circle>::iterator circleIt = mCircles.begin(); circleIt != mCircles.end(); ++circleIt ){
		circleIt->draw( app::getWindowCenter() );
	}
	
	float radius = 140.0f;
	
	// draw string
	// biggest square that can fit in the circle is radius * sqrt(2) per side  x^2 = (r^2)/2
	const float squareSide = sqrtf( ( radius * radius ) / 2.0f );
	
	float pixelScale = std::min( squareSide / mWordPixelLength, squareSide / 140 ) * 2.0f;
	gl::TextureFont::DrawOptions options = gl::TextureFont::DrawOptions().scale( pixelScale ).pixelSnap( false );
		
	const vec2 offset = vec2( -radius + ( radius * 2 - mWordPixelLength * pixelScale ) / 2, radius - (radius * 2.0f - 60 * pixelScale ) / 2 );
		
	gl::color( ColorA( Color::black(), mTextAlpha * 0.5f ) );
	sFont->drawString( mWord, mTextPos() + offset + vec2( pixelScale, pixelScale ) * 1.5f, options );
		
	gl::color( ColorA( Color::white(), mTextAlpha ) );
	sFont->drawString( mWord, mTextPos() + offset, options );
}

void CenterState::setFont( gl::TextureFontRef font )
{