public override void ViewDidLoad()
{
if (NavigationParameter == null)
{
throw new InvalidOperationException("No parameter found after navigation");
}
Vm = (FlowerViewModel)NavigationParameter;
DescriptionText = new UILabel(new CGRect(0, 0, 300, 235))
{
LineBreakMode = UILineBreakMode.WordWrap,
Lines = 0,
};
Scroll.Add(DescriptionText);
FlowerImage.SetImage(
new NSUrl(Vm.ImageUri.AbsoluteUri),
UIImage.FromBundle("flower_256_magenta.png"));
this.SetBinding(
() => Vm.Model.Name)
.WhenSourceChanges(
() =>
{
// iOS is quite primitive and requires layout recalculation when the content
// of UI elements changes. This is a good place to do that.
NameText.Text = Vm.Model.Name;
NameText.SizeToFit();
NameText.Frame = new CGRect(140, 75, 170, NameText.Bounds.Height);
});
this.SetBinding(
() => Vm.Model.Description)
.WhenSourceChanges(
() =>
{
DescriptionText.Text = Vm.Model.Description;
DescriptionText.SizeToFit();
DescriptionText.Frame = new CGRect(
0,
0,
Scroll.Bounds.Width - 20,
DescriptionText.Bounds.Height);
Scroll.ContentSize = new CGSize(Scroll.Bounds.Width - 20, DescriptionText.Bounds.Height + 20);
Scroll.SetNeedsLayout();
});
SeeCommentsButton.TouchUpInside += (s, e) =>
{
var nav = ServiceLocator.Current.GetInstance <INavigationService>();
nav.NavigateTo(AppDelegate.SeeCommentsPageKey, Vm);
};
base.ViewDidLoad();
}
public void SetData(List <WeightData> data, double initial, double target)
{
Title.SetData(initial, target, "Peso inicial", "Objetivo", "kg");
double min = data.Min(x => x.Value);
if (initial < min)
{
min = initial;
}
if (target < min)
{
min = target;
}
min = min - min % 5 - 5;
double max = data.Max(x => x.Value);
if (initial > max)
{
max = initial;
}
if (target > max)
{
max = target;
}
max = max + (5 - max % 5) + 5;
//while ((max - min) <30)
// min = min - 5;
List <float> axisValues = new List <float>()
{
(float)(min), (float)((max - min) / 4 + min), (float)(2 * (max - min) / 4 + min), (float)(3 * (max - min) / 4 + min), (float)(max)
};
Axis.SetData(axisValues);
int visibleDays = 60;
DateTime minDate = data.Min(x => x.Date);
minDate = minDate.AddHours(-minDate.Hour).AddMinutes(-minDate.Minute).AddSeconds(-minDate.Second).AddMilliseconds(-minDate.Millisecond);
DateTime maxDate = DateTime.Now.AddDays(1);
maxDate = maxDate.AddHours(-maxDate.Hour).AddMinutes(-maxDate.Minute).AddSeconds(-maxDate.Second).AddMilliseconds(-maxDate.Millisecond);
while (maxDate.AddDays(1).Day > 1)
{
maxDate = maxDate.AddDays(1);
}
while (maxDate.Ticks - minDate.Ticks < visibleDays * TimeSpan.TicksPerDay)
{
minDate = minDate.AddDays(-1);
}
while (minDate.Day > 1)
{
minDate = minDate.AddDays(-1);
}
int days = (int)((maxDate.Ticks - minDate.Ticks) / TimeSpan.TicksPerDay) + 1;
nfloat dayWidth = Scroll.Frame.Width / visibleDays;
if (dataView != null)
{
dataView.RemoveFromSuperview();
}
dataView = new GraphDataView();
dataView.Frame = new CoreGraphics.CGRect(0, 0, days * dayWidth, Scroll.Frame.Height);
dataView.SetData(minDate, days, data, max, min, initial, target);
Scroll.ContentSize = new CoreGraphics.CGSize(days * dayWidth, Scroll.Frame.Height);
Scroll.ScrollRectToVisible(new CoreGraphics.CGRect(days * dayWidth - Scroll.Frame.Width, 0, Scroll.Frame.Width, Scroll.Frame.Height), false);
Scroll.Add(dataView);
SetNeedsDisplay();
DateTime maxDataDate = data.Max(x => x.Date);
nfloat pos = dataView.GetPositionForDate(maxDataDate.AddDays(-visibleDays + 1));
Scroll.ScrollRectToVisible(new CoreGraphics.CGRect(pos, 0, Scroll.Frame.Width, Scroll.Frame.Height), false);
}