Method layoutWords

samples/_timeline/VisualDictionary/src/VisualDictionaryApp.cpp:65–88

}

void VisualDictionaryApp::layoutWords( vector<string> words, float radius )
{
	int radiusDivisor = 26;//std::max<int>( 10, words.size() ); // don't let the circles get too small
	mCurrentCircleRadius = radius / radiusDivisor * M_PI;
	for( size_t w = 0; w < words.size(); ++w ) {
		int wordLength	= words[w].length();
		string s		= words[w];
		int charIndex	= (int)s[wordLength-1] - 97;
		float charPer	= charIndex/26.0f;
		float angle		= charPer * 2.0f * M_PI;
		//float angle = w / (float)words.size() * 2 * M_PI;
		vec2 pos = getWindowCenter() + radius * vec2( cos( angle ), sin( angle ) );
		Color col(  CM_HSV, charPer, 0.875f, 1 );
		mNodes.push_back( WordNode( words[w] ) );
		mNodes.back().mPos = getWindowCenter() + radius * 0.5f * vec2( cos( angle ), sin( angle ) );
		mNodes.back().mColor = ColorA( col, 0.0f );
		mNodes.back().mRadiusDest = mCurrentCircleRadius;
		mNodes.back().mRadius = 0;
		
		timeline().apply( &mNodes.back().mRadius, mNodes.back().mRadiusDest, 0.4f, EaseOutAtan( 10 ) ).timelineEnd( -0.39f );
		timeline().apply( &mNodes.back().mPos, pos, 0.4f, EaseOutAtan( 10 ) ).timelineEnd( -0.39f );
		timeline().apply( &mNodes.back().mColor, ColorA( col, 1.0f ), 0.4f, EaseOutAtan( 10 ) ).timelineEnd( -0.39f );
	}
}

void VisualDictionaryApp::setup()
{