private void UpdateBrush()
{
if (m_isDisabledByPolicy && m_brush is CompositionEffectBrush)
{
m_brush.Dispose();
m_brush = null;
}
if (m_brush == null)
{
if (m_isDisabledByPolicy)
{
m_brush = Window.Current.Compositor.CreateColorBrush(FallbackColor);
CompositionBrush = m_brush;
}
else
{
var gaussianBlur = new GaussianBlurEffect
{
Name = "Blur",
BlurAmount = 30,
Optimization = EffectOptimization.Speed,
BorderMode = EffectBorderMode.Hard,
Source = new CompositionEffectSourceParameter("Backdrop")
};
var saturationEffect = new SaturationEffect
{
Name = "Saturation",
Saturation = 1.7f,
Source = gaussianBlur
};
var tintColorEffect = new ColorSourceEffect
{
Name = "TintColor",
Color = Color.FromArgb(52, 0, 0, 0)
};
var compositeEffect = new CompositeEffect();
compositeEffect.Mode = CanvasComposite.SourceOver;
compositeEffect.Sources.Add(saturationEffect);
compositeEffect.Sources.Add(tintColorEffect);
var effectFactory = Window.Current.Compositor.CreateEffectFactory(compositeEffect);
var backdrop = Window.Current.Compositor.CreateBackdropBrush();
var brush = effectFactory.CreateBrush();
brush.SetSourceParameter("Backdrop", backdrop);
m_brush = brush;
CompositionBrush = m_brush;
}
}
}
protected override void OnDisconnected()
{
CoreWindow.GetForCurrentThread().Activated -= AcrylicBrush_Activated;
CoreWindow.GetForCurrentThread().VisibilityChanged -= AcrylicBrush_VisibilityChanged;
CompositionBrush.Dispose();
CompositionBrush = null;
}
private void ClearResources()
{
_imageBrush?.Dispose();
_imageBrush = null;
_surfaceSource?.Dispose();
_surfaceSource = null;
}
/// <summary>
/// Deconstructs the Composition Brush.
/// </summary>
protected override void OnDisconnected()
{
base.OnDisconnected();
if (_device != null)
{
_device.DeviceLost -= CanvasDevice_DeviceLost;
_device = null;
}
if (_graphics != null)
{
_graphics.RenderingDeviceReplaced -= CanvasDevice_RenderingDeviceReplaced;
_graphics = null;
}
// Dispose of composition resources when no longer in use.
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
if (_surfaceBrush != null)
{
_surfaceBrush.Dispose();
_surfaceBrush = null;
}
}
protected override void OnDisconnected()
{
if (CompositionBrush != null)
{
IsConnected = false;
canvasDevice.Dispose();
canvasDevice = null;
graphicsDevice.Dispose();
graphicsDevice = null;
surfaceBrush1.Dispose();
surfaceBrush1 = null;
surfaceBrush2.Dispose();
surfaceBrush2 = null;
surface1.Dispose();
surface1 = null;
surface2.Dispose();
surface2 = null;
Source1Animation.Dispose();
Source1Animation = null;
Source2Animation.Dispose();
Source2Animation = null;
colorBrush1.Dispose();
colorBrush1 = null;
colorBrush2.Dispose();
colorBrush2 = null;
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
Window.Current.SizeChanged -= OnWindowSizeChanged;
CompositionBrush?.Dispose();
CompositionBrush = null;
}
protected override void OnDisconnected()
{
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
/// <summary>
/// Deconstructs the Composition Brush.
/// </summary>
protected override void OnDisconnected()
{
// Dispose of composition resources when no longer in use.
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
// Dispose CompositionBrushes if XamlCompBrushBase is removed from tree
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
ColorImplicitAnimations.Dispose();
ColorImplicitAnimations = null;
ColorAnimation.Dispose();
ColorAnimation = null;
}
}
protected override async void OnDisconnected()
{
await _semaphoreSlim.WaitAsync();
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
_semaphoreSlim.Release();
base.OnDisconnected();
}
protected override void OnDisconnected()
{
if (_surface != null)
{
_surface.Dispose();
_surface = null;
}
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
private void DisconnectAcryilicBrush()
{
if (backdropBrush != null)
{
backdropBrush.Dispose();
backdropBrush = null;
}
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
// Dispose Surface and CompositionBrushes if XamlCompBrushBase is removed from tree
if (_surface != null)
{
_surface.Dispose();
_surface = null;
}
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
if (CompositionBrush != null)
{
IsConnected = false;
TransitionCompleted = null;
ColorAnimation.Dispose();
ColorAnimation = null;
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
protected override void OnDisconnected()
{
_connected = false;
_tintEffect = null;
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
if (Surface != null)
{
Surface.Dispose();
Surface = null;
}
}
protected override void OnDisconnected()
{
base.OnDisconnected();
if (_window != null)
{
_window.Changed -= AppWindow_Changed;
}
if (_appWindowActivationListener != null)
{
_appWindowActivationListener.InputActivationChanged -= AppWindow_InputActivationChanged;
_appWindowActivationListener.Dispose();
}
if (_settings != null)
{
_settings.ColorValuesChanged -= ColorValuesChanged;
_settings = null;
}
if (_accessibilitySettings != null)
{
_accessibilitySettings.HighContrastChanged -= AccessibilitySettings_HighContrastChanged;
_accessibilitySettings = null;
}
PowerManager.EnergySaverStatusChanged -= PowerManager_EnergySaverStatusChanged;
CompositionCapabilities.GetForCurrentView().Changed -= CompositionCapabilities_Changed;
if (CompositionBrush != null)
{
CompositionBrush.Dispose();
CompositionBrush = null;
}
}
private void UpdateBrush()
{
FrameworkElement root = _root;
if (_window != null)
{
root = ElementCompositionPreview.GetAppWindowContent(_window) as FrameworkElement;
}
if (root == null || _settings == null || _accessibilitySettings == null || _fastEffects == null || _energySaver == null)
{
return;
}
bool useSolidColorFallback = !_settings.AdvancedEffectsEnabled || !_wallpaperBrushSupported || !_windowActivated || _fastEffects == false || _energySaver == true;
Compositor compositor = Window.Current.Compositor;
ElementTheme currentTheme = root.ActualTheme;
Color tintColor = currentTheme == ElementTheme.Light ? Color.FromArgb(255, 243, 243, 243) : Color.FromArgb(255, 32, 32, 32);
float tintOpacity = currentTheme == ElementTheme.Light ? 0.5f : 0.8f;
if (_accessibilitySettings.HighContrast)
{
tintColor = _settings.GetColorValue(UIColorType.Background);
useSolidColorFallback = true;
}
FallbackColor = tintColor;
CompositionBrush newBrush;
if (useSolidColorFallback)
{
newBrush = compositor.CreateColorBrush(tintColor);
}
else
{
newBrush = BuildMicaEffectBrush(compositor, tintColor, tintOpacity, 1.0f);
}
CompositionBrush oldBrush = CompositionBrush;
if (oldBrush == null || (CompositionBrush.Comment == "Crossfade") || (oldBrush is CompositionColorBrush && newBrush is CompositionColorBrush))
{
// Set new brush directly
if (oldBrush != null)
{
oldBrush.Dispose();
}
CompositionBrush = newBrush;
}
else
{
// Crossfade
CompositionBrush crossFadeBrush = CreateCrossFadeEffectBrush(compositor, oldBrush, newBrush);
ScalarKeyFrameAnimation animation = CreateCrossFadeAnimation(compositor);
CompositionBrush = crossFadeBrush;
var crossFadeAnimationBatch = compositor.CreateScopedBatch(CompositionBatchTypes.Animation);
crossFadeBrush.StartAnimation("CrossFade.CrossFade", animation);
crossFadeAnimationBatch.End();
crossFadeAnimationBatch.Completed += (o, a) =>
{
crossFadeBrush.Dispose();
oldBrush.Dispose();
CompositionBrush = newBrush;
};
}
}
