public IEnumerator<float> TitleScreenAnimation()
{
Vector2 screenCenter = new Vector2((ScreenArea.Width - 48) / 2, (ScreenArea.Height - 48) / 2);
TitleScreenAnimation newCrystal;
float angle = 3.4f;
float distance = 230f;
titleTime = 0;
while(backgroundColor != new Color(.6f, .6f, .6f, 1f))
{
backgroundColor = Color.Lerp(Color.Black, new Color(.6f, .6f, .6f, 1f), titleTime / 3f);
yield return 0f;
}
for (int i = 0; i < 10; i++)
{
yield return .4f;
float newX = (float)Math.Cos(angle) * distance;
float newY = (float)Math.Sin(angle) * distance;
newCrystal = new TitleScreenAnimation(crystalTexture, 48, 48, new int[] { 0, 1, 2, 3 }, 6, true);
newCrystal.Position = new Vector2(screenCenter.X + newX, screenCenter.Y + newY);
newCrystal.ChangeColor(SequenceColors[i], 3f);
crystals.Add(newCrystal);
angle += (float)(Math.PI * 2) / 10;
}
titleAnimationCompleted = true;
}
public void ShowTitleScreen()
{
backgroundColor = new Color(.6f, .6f, .6f, 1f);
titleColor = new Color(.5f, .5f, .5f, 1f);
crystals.Clear();
Vector2 screenCenter = new Vector2((ScreenArea.Width - 48) / 2, (ScreenArea.Height - 48) / 2);
TitleScreenAnimation newCrystal;
float angle = 3.4f;
float distance = 230f;
for (int i = 0; i < 10; i++)
{
float newX = (float)Math.Cos(angle) * distance;
float newY = (float)Math.Sin(angle) * distance;
newCrystal = new TitleScreenAnimation(crystalTexture, 48, 48, new int[] { 0, 1, 2, 3 }, 6, true);
newCrystal.Position = new Vector2(screenCenter.X + newX, screenCenter.Y + newY);
newCrystal.ChangeColor(SequenceColors[i], 0f);
crystals.Add(newCrystal);
angle += (float)(Math.PI * 2) / 10;
}
}