void updateImage()
{
UIImage effectImage = null;
effectImage = image.ApplyDarkEffect();
menuBackgroundImage.Image = effectImage;
}
protected override void OnElementChanged(VisualElementChangedEventArgs e)
{
base.OnElementChanged(e);
if (e.NewElement != null)
{
var layer = UIApplication.SharedApplication.KeyWindow;
UIImage uiImage = layer.Capture();
this.View.BackgroundColor = UIColor.FromPatternImage(uiImage.ApplyDarkEffect());
}
}
partial void Update(UITapGestureRecognizer sender)
{
UIImage effectImage = null;
var effectText = string.Empty;
var effectColor = UIColor.White;
switch (currentEffect)
{
case EffectType.None:
currentEffect = EffectType.Light;
effectImage = image.ApplyLightEffect();
effectText = "Light";
break;
case EffectType.Light:
currentEffect = EffectType.ExtraLight;
effectImage = image.ApplyExtraLightEffect();
effectText = "Extra Light";
effectColor = UIColor.LightGray;
break;
case EffectType.ExtraLight:
currentEffect = EffectType.Dark;
effectImage = image.ApplyDarkEffect();
effectText = "Dark";
effectColor = UIColor.DarkGray;
break;
case EffectType.Dark:
currentEffect = EffectType.ColorTint;
effectImage = image.ApplyTintEffect(UIColor.Blue);
effectText = "Color tint";
effectColor = UIColor.DarkGray;
break;
case EffectType.ColorTint:
currentEffect = EffectType.None;
effectImage = image;
break;
}
imageView.Image = effectImage;
effectLabel.Text = effectText;
effectLabel.TextColor = effectColor;
}
void UpdateImage(UITapGestureRecognizer recognizer)
{
if (imageIndex > 4)
{
imageIndex = 0;
}
string effectText = "";
UIImage effectImage = null;
switch (imageIndex)
{
case 0:
effectImage = image;
break;
case 1:
effectImage = image.ApplyLightEffect();
effectText = "Light";
effectLabel.TextColor = UIColor.White;
break;
case 2:
effectImage = image.ApplyExtraLightEffect();
effectText = "Extra Light";
effectLabel.TextColor = UIColor.LightGray;
break;
case 3:
effectImage = image.ApplyDarkEffect();
effectText = "Dark";
effectLabel.TextColor = UIColor.DarkGray;
break;
case 4:
effectImage = image.ApplyTintEffect(UIColor.Blue);
effectText = "Color tint";
effectLabel.TextColor = UIColor.DarkGray;
break;
default:
break;
}
imageView.Image = effectImage;
effectLabel.Text = effectText;
imageIndex++;
}
private void OnPropertyChanged(object sender, PropertyChangedEventArgs propertyChangedEventArgs)
{
if (propertyChangedEventArgs.PropertyName == "IsVisible")
{
if (((CoolImage)Element).IsVisible)
{
((CoolImage)Element).Opacity = 0;
var layer = UIApplication.SharedApplication.KeyWindow;
UIImage uiImage = layer.Capture();
Control.Image = uiImage.ApplyDarkEffect();
((CoolImage)Element).FadeTo(1, 500);
}
else
{
Control.Image = null;
}
}
}
