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

45 lines
1.5 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.Collections.Generic;
using System.Linq;
using osu.Framework.Graphics.Transforms;
using osu.Framework.Graphics.UserInterface;
using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Extensions.Color4Extensions;
namespace osu.Game.Graphics.UserInterface
{
public class OsuDropDownMenu<U> : DropDownMenu<U>
{
protected override DropDownHeader CreateHeader() => new OsuDropDownHeader();
protected override IEnumerable<DropDownMenuItem<U>> GetDropDownItems(IEnumerable<KeyValuePair<string, U>> values)
=> values.Select(v => new OsuDropDownMenuItem<U>(v.Key, v.Value));
public OsuDropDownMenu()
{
ContentContainer.CornerRadius = 4;
ContentBackground.Colour = Color4.Black.Opacity(0.5f);
}
protected override void AnimateOpen()
{
ContentContainer.FadeIn(300, EasingTypes.OutQuint);
}
protected override void AnimateClose()
{
ContentContainer.FadeOut(300, EasingTypes.OutQuint);
}
protected override void UpdateContentHeight()
{
if (State == DropDownMenuState.Opened)
ContentContainer.ResizeTo(new Vector2(1, ContentHeight), 300, EasingTypes.OutQuint);
else
ContentContainer.ResizeTo(new Vector2(1, 0), 300, EasingTypes.OutQuint);
}
}
}