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December 29, 2015 04:59
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A tiny class to make strange crypted animated text as you know it from Minecraft. Sounds useless? It is useless! :D
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using System; | |
using System.Text; | |
using System.Windows; | |
using System.Windows.Media.Animation; | |
namespace leMaik.Animations { | |
class CryptedTextAnimation : AnimationTimeline { | |
static CryptedTextAnimation() { | |
LengthProperty = DependencyProperty.Register("Length", typeof(int), typeof(CryptedTextAnimation)); | |
} | |
public static readonly DependencyProperty LengthProperty; | |
public int Length { | |
get { | |
return (int)GetValue(CryptedTextAnimation.LengthProperty); | |
} | |
set { | |
SetValue(CryptedTextAnimation.LengthProperty, value); | |
} | |
} | |
private const String CHARACTERS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+#-.?!"; | |
private Random randomizer = new Random(Environment.TickCount); | |
private String previousString = String.Empty; | |
public override Type TargetPropertyType { | |
get { return typeof(String); } | |
} | |
protected override System.Windows.Freezable CreateInstanceCore() { | |
return new CryptedTextAnimation(); | |
} | |
public override object GetCurrentValue(object defaultOriginValue, object defaultDestinationValue, AnimationClock animationClock) { | |
if (animationClock.CurrentTime.Value.TotalSeconds % 0.5 < 0.5) { | |
StringBuilder str = new StringBuilder(Length); | |
for (int i = 0; i < Length; i++) { | |
str.Append(CHARACTERS[randomizer.Next(CHARACTERS.Length)]); | |
} | |
previousString = str.ToString(); | |
} | |
return previousString; | |
} | |
} | |
} |
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