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using System;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Ninject;
using V3.Input;
using V3.Widgets;
namespace V3.Screens
{
// ReSharper disable once ClassNeverInstantiated.Global
public sealed class DeathScreen : AbstractScreen, IInitializable
{
private static TimeSpan sTotalDelay = TimeSpan.FromSeconds(2);
private readonly ContentManager mContentManager;
private readonly GraphicsDeviceManager mGraphicsDeviceManager;
private readonly MenuActions mMenuActions;
private readonly WidgetFactory mWidgetFactory;
private Button mMenuButton;
private Button mCloseGameButton;
private Vector2 mButtonPosition;
private Vector2 mCenter;
private Vector2 mFontCenter;
private SpriteFont mDeathFont;
private Texture2D mRectangle;
private TimeSpan mDelayTimer = sTotalDelay;
/// <summary>
/// Creates a death screen if the players health reaches 0.
/// </summary>
public DeathScreen(ContentManager contentManager,
GraphicsDeviceManager graphicsDeviceManager,
MenuActions menuActions,
WidgetFactory widgetFactory)
: base(false, true)
{
mContentManager = contentManager;
mGraphicsDeviceManager = graphicsDeviceManager;
mMenuActions = menuActions;
mWidgetFactory = widgetFactory;
}
public override bool HandleKeyEvent(IKeyEvent keyEvent)
{
return false;
}
public override bool HandleMouseEvent(IMouseEvent mouseEvent)
{
if (mDelayTimer <= TimeSpan.Zero)
{
mMenuButton.HandleMouseEvent(mouseEvent);
mCloseGameButton.HandleMouseEvent(mouseEvent);
}
return false;
}
public void Initialize()
{
mRectangle = mContentManager.Load<Texture2D>("Sprites/WhiteRectangle");
mDeathFont = mContentManager.Load<SpriteFont>("Fonts/DeathFont");
mMenuButton = mWidgetFactory.CreateButton("Zum Hauptmenü");
mMenuButton.Position = Vector2.Zero;
mMenuButton.PaddingX = 10;
mMenuButton.PaddingY = 0;
mMenuButton.Size = mMenuButton.GetMinimumSize();
mMenuButton.BackgroundColor = Color.Gray * 0.7f;
mCloseGameButton = mWidgetFactory.CreateButton("Spiel schließen");
mCloseGameButton.Position = Vector2.Zero;
mCloseGameButton.PaddingX = 10;
mCloseGameButton.PaddingY = 0;
mCloseGameButton.Size = mCloseGameButton.GetMinimumSize();
mCloseGameButton.BackgroundColor = Color.Gray * 0.7f;
}
public override void Update(GameTime gameTime)
{
var viewport = mGraphicsDeviceManager.GraphicsDevice.Viewport;
mCenter = new Vector2(viewport.Width / 2f, viewport.Height / 2f);
mFontCenter = mDeathFont.MeasureString("Ihr seid tot") / 2;
mButtonPosition = new Vector2(mCenter.X - mFontCenter.X * 2/3, mCenter.Y + mFontCenter.Y * 2);
if (mDelayTimer > TimeSpan.Zero)
mDelayTimer -= gameTime.ElapsedGameTime;
mMenuButton.Position = mButtonPosition;
mCloseGameButton.Position = mMenuButton.Position + new Vector2(mFontCenter.X * 3/ 4, 0);
if (mMenuButton.IsClicked)
{
mMenuActions.OpenMainScreen();
}
else if (mCloseGameButton.IsClicked)
{
mMenuActions.Exit();
}
mMenuButton.IsSelected = mMenuButton.CheckSelected(Mouse.GetState().Position);
mMenuButton.IsClicked = false;
mCloseGameButton.IsSelected = mCloseGameButton.CheckSelected(Mouse.GetState().Position);
mCloseGameButton.IsClicked = false;
}
public override void Draw(GameTime gameTime, SpriteBatch spriteBatch)
{
float displayRatio = (float) (1 - mDelayTimer.TotalMilliseconds / sTotalDelay.TotalMilliseconds);
spriteBatch.Begin();
spriteBatch.Draw(mRectangle,
mGraphicsDeviceManager.GraphicsDevice.Viewport.Bounds,
Color.Black * 0.5f * displayRatio);
spriteBatch.DrawString(mDeathFont,
"Ihr seid tot",
mCenter,
Color.Firebrick * displayRatio,
0,
mFontCenter,
1.0f,
SpriteEffects.None,
0.5f);
if (mDelayTimer <= TimeSpan.Zero)
{
mMenuButton.Draw(spriteBatch);
mCloseGameButton.Draw(spriteBatch);
}
spriteBatch.End();
}
}
}
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