72 lines
1.7 KiB
C#
72 lines
1.7 KiB
C#
using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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using System;
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using System.Collections.Generic;
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namespace Barotrauma
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{
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class Screen
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{
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private static Screen selected;
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public static Screen Selected
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{
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get { return selected; }
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}
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public virtual void Deselect()
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{
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}
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public virtual void Select()
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{
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if (selected != null && selected != this)
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{
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selected.Deselect();
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GUIComponent.KeyboardDispatcher.Subscriber = null;
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}
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selected = this;
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}
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public virtual void Update(double deltaTime)
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{
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}
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public virtual void Draw(double deltaTime, GraphicsDevice graphics, SpriteBatch spriteBatch)
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{
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}
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public void ColorFade(Color from, Color to, float duration)
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{
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if (duration <= 0.0f) return;
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CoroutineManager.StartCoroutine(UpdateColorFade(from, to, duration));
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}
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private IEnumerable<object> UpdateColorFade(Color from, Color to, float duration)
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{
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while (Screen.Selected != this)
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{
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yield return CoroutineStatus.Running;
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}
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float timer = 0.0f;
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while (timer < duration)
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{
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GUI.ScreenOverlayColor = Color.Lerp(from, to, Math.Min(timer / duration, 1.0f));
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timer += CoroutineManager.DeltaTime;
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yield return CoroutineStatus.Running;
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}
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GUI.ScreenOverlayColor = to;
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yield return CoroutineStatus.Success;
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}
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}
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}
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