protected override void Update()
{
base.Update();
// the point at which alpha is saturated and we begin to adjust colour lightness.
const float lighten_cutoff = 0.95f;
// the amount of lightness to attribute regardless of relative value to peak point.
const float non_relative_portion = 0.2f;
float amount = 0;
// give some amount of alpha regardless of relative count
amount += non_relative_portion * Math.Min(1, count / 10f);
// add relative portion
amount += (1 - non_relative_portion) * (count / heatmap.PeakValue);
// apply easing
amount = (float)Interpolation.ApplyEasing(Easing.OutQuint, Math.Min(1, amount));
Debug.Assert(amount <= 1);
Alpha = Math.Min(amount / lighten_cutoff, 1);
if (pointType == HitPointType.Hit)
{
Colour = BaseColour.Lighten(Math.Max(0, amount - lighten_cutoff));
}
}
protected virtual void UpdateState()
{
float targetWidth = Active.Value ? EXPANDED_SWITCH_WIDTH : IDLE_SWITCH_WIDTH;
double transitionDuration = TRANSITION_DURATION;
Colour4 textBackgroundColour = Active.Value ? activeColour : (Colour4)ColourProvider.Background2;
Colour4 mainBackgroundColour = Active.Value ? activeColour.Darken(0.3f) : (Colour4)ColourProvider.Background3;
Colour4 textColour = Active.Value ? (Colour4)ColourProvider.Background6 : Colour4.White;
// Hover affects colour of button background
if (IsHovered)
{
textBackgroundColour = textBackgroundColour.Lighten(0.1f);
mainBackgroundColour = mainBackgroundColour.Lighten(0.1f);
}
// Mouse down adds a halfway tween of the movement
if (mouseDown)
{
targetWidth = (float)Interpolation.Lerp(IDLE_SWITCH_WIDTH, EXPANDED_SWITCH_WIDTH, 0.5f);
transitionDuration *= 4;
}
Content.TransformTo(nameof(BorderColour), ColourInfo.GradientVertical(mainBackgroundColour, textBackgroundColour), transitionDuration, Easing.OutQuint);
Background.FadeColour(mainBackgroundColour, transitionDuration, Easing.OutQuint);
SwitchContainer.ResizeWidthTo(targetWidth, transitionDuration, Easing.OutQuint);
MainContentContainer.TransformTo(nameof(Padding), new MarginPadding
{
Left = targetWidth,
Right = CORNER_RADIUS
}, transitionDuration, Easing.OutQuint);
TextBackground.FadeColour(textBackgroundColour, transitionDuration, Easing.OutQuint);
TextFlow.FadeColour(textColour, transitionDuration, Easing.OutQuint);
}
/// <summary>
/// Updates the state of the circular control point marker.
/// </summary>
private void updateMarkerDisplay()
{
Position = slider.StackedPosition + ControlPoint.Position;
markerRing.Alpha = IsSelected.Value ? 1 : 0;
Colour4 colour = getColourFromNodeType();
if (IsHovered || IsSelected.Value)
{
colour = colour.Lighten(1);
}
marker.Colour = colour;
marker.Scale = new Vector2(slider.Scale);
}
protected void ReleaseStars(int count)
{
sparklePool.Clock = Clock;
while (count-- > 0)
{
var sparkle = sparklePool.Borrow(duration: 300);
sparkle.Colour = colour.Lighten(0.3f);
sparkle.Size = new Vector2(20);
sparkle.gravity = new Vector2(0, 2000);
sparkle.velocity = new Vector2(starRandomizer.Next(-300, 300), starRandomizer.Next(-500, 200));
sparkle.angularVelocity = starRandomizer.Next(-200, 200);
Playfield.SFX.Add(sparkle);
sparkle.Position = ToSpaceOfOtherDrawable(Vector2.Zero, Playfield) - Playfield.LayoutSize / 2;
}
}
private void load(OsuColour colours)
{
defaultBackgroundColour = colours.Gray3;
defaultBubbleColour = defaultBackgroundColour.Darken(0.5f);
selectedBackgroundColour = colours.BlueDark;
selectedBubbleColour = selectedBackgroundColour.Lighten(0.5f);
Content.EdgeEffect = new EdgeEffectParameters
{
Type = EdgeEffectType.Shadow,
Radius = 2,
Offset = new Vector2(0, 1),
Colour = Colour4.Black.Opacity(0.5f)
};
Add(icon = (Button.CreateIcon?.Invoke() ?? new Circle()).With(b =>
{
b.Blending = BlendingParameters.Additive;
b.Anchor = Anchor.CentreLeft;
b.Origin = Anchor.CentreLeft;
b.Size = new Vector2(20);
b.X = 10;
}));
}
