public void BasicForReactivePropertySlim()
{
var rp = new ReactivePropertySlim <string>();
var rrp = rp.ToReadOnlyReactivePropertySlim();
rp.Value = "xxxx";
rp.Dispose();
}
public void BindToOneWayTestForReadOnlyRPSlim()
{
var source = new ReactivePropertySlim <string>();
var target = source.ToReadOnlyReactivePropertySlim();
var obj = new Poco();
target.BindTo(obj, o => o.Name);
obj.Name.IsNull();
source.Value = "Hello world";
obj.Name.Is("Hello world");
}
public ItemService(IAccountService accountService)
{
_accountService = accountService;
_firestore = CrossCloudFirestore.Current.Instance;
Item = _item.ToReadOnlyReactivePropertySlim();
Owner = _owner.ToReadOnlyReactivePropertySlim();
IsLiked = _isLiked.ToReadOnlyReactivePropertySlim();
IsOwner = Observable.CombineLatest(Item, _accountService.UserId, (item, userId) => item != null && item.OwnerId == userId)
.ToReadOnlyReactivePropertySlim();
IsLoaded = _isLoaded.ToReadOnlyReactivePropertySlim();
IsDeleting = _deletingNotifier.ToReadOnlyReactivePropertySlim();
}
public void BindToOnwWayConvertTestForReadOnlyRPSlim()
{
var source = new ReactivePropertySlim <int>();
var target = source.ToReadOnlyReactivePropertySlim();
var obj = new Poco();
target.BindTo(
obj,
o => o.Name,
convert: i => "value is " + i);
obj.Name.Is("value is 0");
source.Value = 1;
obj.Name.Is("value is 1");
}
public void UnsubscribeTest()
{
var source = new ReactivePropertySlim <int>(mode: ReactivePropertyMode.None);
var rp = source.ToReadOnlyReactivePropertySlim(mode: ReactivePropertyMode.None);
var collecter = new List <(string, int)>();
var a = rp.Select(x => ("a", x)).Subscribe(collecter.Add);
var b = rp.Select(x => ("b", x)).Subscribe(collecter.Add);
var c = rp.Select(x => ("c", x)).Subscribe(collecter.Add);
source.Value = 99;
collecter.Is(("a", 99), ("b", 99), ("c", 99));
collecter.Clear();
a.Dispose();
source.Value = 40;
collecter.Is(("b", 40), ("c", 40));
collecter.Clear();
c.Dispose();
source.Value = 50;
collecter.Is(("b", 50));
collecter.Clear();
b.Dispose();
source.Value = 9999;
collecter.Count.Is(0);
var d = rp.Select(x => ("d", x)).Subscribe(collecter.Add);
source.Value = 9;
collecter.Is(("d", 9));
rp.Dispose();
}
public AccountService()
{
_firebaseAuth = CrossFirebaseAuth.Current.Instance;
_firestore = CrossCloudFirestore.Current.Instance;
IsInitialized = _isInitialized.ToReadOnlyReactivePropertySlim();
IsLoggedIn = _isLoggedIn.ToReadOnlyReactivePropertySlim();
UserId = _userId.ToReadOnlyReactivePropertySlim();
UserName = _userName.ToReadOnlyReactivePropertySlim();
UserImage = _userImage.ToReadOnlyReactivePropertySlim();
ContributionCount = _contributionCount.ToReadOnlyReactivePropertySlim();
UserId.Select(userId => string.IsNullOrEmpty(userId) ?
Observable.Return <User>(null) :
_firestore.GetCollection(User.CollectionPath)
.GetDocument(userId)
.AsObservable()
.Select(d => d.ToObject <User>()))
.Switch()
.Subscribe(user =>
{
if (user != null)
{
_userName.Value = user.Name;
_userImage.Value = user.Image;
_contributionCount.Value = user.ContributionCount;
}
else
{
_userName.Value = null;
_userImage.Value = null;
_contributionCount.Value = 0;
}
})
.AddTo(_disposables);
}
public SelectPointViewModel()
{
MouseLeftDownPoint = new ReactivePropertySlim <RoixBorderPoint>(mode: ReactivePropertyMode.None);
MouseMovePoint = new ReactivePropertySlim <RoixBorderPoint>();
ViewBorderSize = new ReactivePropertySlim <RoixSize>(mode: ReactivePropertyMode.DistinctUntilChanged);
var imageSourceSize = MyImage.ToRoixIntSize();
#region CursorPoint
CursorBorderPoint = MouseMovePoint.ToReadOnlyReactivePropertySlim();
CursorPointToModel = CursorBorderPoint
.Where(borderPoint => borderPoint.IsNotZero)
.Select(borderPoint => borderPoint.ConvertToNewBorderInt(imageSourceSize).Point)
.ToReadOnlyReactivePropertySlim();
#endregion
#region DoubleClickPoint
var eventAcceptedTime = DateTime.Now;
var mouseDoubleClickPoint = MouseLeftDownPoint
.TimeInterval()
.Skip(1)
.Where(ti =>
{
// 前回の MouseDown から一定時間が経過していればダブクリと言わない
if (ti.Interval > TimeSpan.FromMilliseconds(500))
{
return(false);
}
var now = DateTime.Now;
// 前回のダブクリ受付から一定時間が経過するまでは、次のダブクリを受け付けない
if (now - eventAcceptedTime < TimeSpan.FromMilliseconds(500))
{
return(false);
}
eventAcceptedTime = now; // ダブクリ受付時間の更新
return(true);
})
.Select(x => x.Value)
.ToReadOnlyReactivePropertySlim(mode: ReactivePropertyMode.None);
// 画像座標系の点(これを基準に管理する)
var selectedPointOnImage = mouseDoubleClickPoint
.Select(borderPoint =>
{
var borderInt = borderPoint.ConvertToNewBorderInt(imageSourceSize);
return(borderInt.ClipToSize(borderInt.Border - 1));
})
.ToReadOnlyReactivePropertySlim();
SinglePoint = selectedPointOnImage
.CombineLatest(ViewBorderSize, (intPoint, viewSize) =>
{
var leftTop = intPoint.ConvertToNewBorder(viewSize).Point;
var halfPixelSize = new RoixIntSize(1).ToRoixBorder(imageSourceSize).ConvertToNewBorder(viewSize).Size / 2d;
return(leftTop + (RoixVector)halfPixelSize); // 画素の中央部に点を打つためシフト
})
.ToReadOnlyReactivePropertySlim();
SinglePointToModel = selectedPointOnImage
.Where(borderPoint => borderPoint.Border.IsNotZero)
.Select(borderRectOnView => borderRectOnView.Point)
.ToReadOnlyReactivePropertySlim();
#endregion
}