osu/osu.Game/Graphics/UserInterface/OsuDropDownMenu.cs

61 lines
2.2 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System.Linq;
using osu.Framework.Allocation;
using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Primitives;
using osu.Framework.Graphics.Transforms;
using osu.Framework.Graphics.UserInterface;
namespace osu.Game.Graphics.UserInterface
{
public class OsuDropDownMenu<T> : DropDownMenu<T>
{
protected override DropDownHeader CreateHeader() => new OsuDropDownHeader { AccentColour = AccentColour };
private Color4? accentColour;
public virtual Color4 AccentColour
{
get { return accentColour.GetValueOrDefault(); }
set
{
accentColour = value;
if (Header != null)
((OsuDropDownHeader)Header).AccentColour = value;
foreach (var item in ItemList.OfType<OsuDropDownMenuItem<T>>())
item.AccentColour = value;
}
}
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
if (accentColour == null)
AccentColour = colours.PinkDarker;
}
public OsuDropDownMenu()
{
ContentContainer.CornerRadius = 4;
ContentBackground.Colour = Color4.Black.Opacity(0.5f);
DropDownItemsContainer.Padding = new MarginPadding(5);
}
protected override void AnimateOpen() => ContentContainer.FadeIn(300, EasingTypes.OutQuint);
protected override void AnimateClose() => ContentContainer.FadeOut(300, EasingTypes.OutQuint);
protected override void UpdateContentHeight()
{
var actualHeight = (RelativeSizeAxes & Axes.Y) > 0 ? 1 : ContentHeight;
ContentContainer.ResizeTo(new Vector2(1, State == DropDownMenuState.Opened ? actualHeight : 0), 300, EasingTypes.OutQuint);
}
protected override DropDownMenuItem<T> CreateDropDownItem(string key, T value) => new OsuDropDownMenuItem<T>(key, value) { AccentColour = AccentColour };
}
}