/// <summary>
/// Event handler for when the Molecules & Atoms menu entry is selected.
/// </summary>
void MoleculesGameMenuEntrySelected(object sender, EventArgs e)
{
Viewport viewport = ScreenManager.GraphicsDevice.Viewport;
Vector2 viewportSize = new Vector2(viewport.Width, viewport.Height);
Vector2 legendPosition = new Vector2(
(viewportSize.X - legendTexture.Width) / 2f,
viewportSize.Y * 0.18f);
legendPosition.Y -= (float)Math.Pow(TransitionPosition, 2) * legendPosition.Y;
Color legendColor = Color.White;
ScreenManager.SpriteBatch.Begin();
ScreenManager.SpriteBatch.Draw(legendTexture, legendPosition,
new Color(legendColor.R, legendColor.G, legendColor.B, TransitionAlpha));
ScreenManager.SpriteBatch.End();
// Quit the game, after a confirmation message box.
const string message = "Are you sure?";
MessageBoxScreen messageBox = new MessageBoxScreen(message);
messageBox.Accepted += QuitMessageBoxAccepted;
ScreenManager.AddScreen(messageBox);
}
/// <summary>
/// When the user cancels the main menu, ask if they want to exit the sample.
/// </summary>
protected override void OnCancel()
{
const string message = "Exit Free Radicals?";
MessageBoxScreen messageBox = new MessageBoxScreen(message);
messageBox.Accepted += ExitMessageBoxAccepted;
ScreenManager.AddScreen(messageBox);
}
/// <summary>
/// Event handler for when the Quit Game menu entry is selected.
/// </summary>
void QuitGameEntrySelected(object sender, EventArgs e)
{
// Quit the game, after a confirmation message box.
const string message = "Are you sure?";
MessageBoxScreen messageBox = new MessageBoxScreen(message);
messageBox.Accepted += QuitMessageBoxAccepted;
ScreenManager.AddScreen(messageBox);
}