/// <summary>
/// Constructs a new viewport with the given width/height.
/// </summary>
/// <param name="routine">Routine to view.</param>
/// <param name="width">Viewport width.</param>
/// <param name="height">Viewport height.</param>
public RoutineViewport(IRoutine routine, int width, int height)
{
_routine = routine;
// Validate that routines defined views the way we expect
if (_routine.Views.Count == 0)
{
throw new Exception($"{_routine.GetType().Name} defines 0 views.");
}
for (int i = 1; i < _routine.Views.Count; i++)
{
var curView = _routine.Views[i].view;
var prevView = _routine.Views[i - 1].view;
if (curView.Width != prevView.Width || curView.Height != prevView.Height)
{
throw new Exception($"{_routine.GetType().Name} defines views that are not the same size.");
}
}
// Initialize initial views
_viewIndex = 0;
(CurrentViewName, CurrentView) = _routine.Views[_viewIndex];
// Initialize initial viewport
CurrentViewport = new Viewport <char>(CurrentView, (0, 0, width, height));
CurrentViewport.SetViewArea(
CurrentViewport.ViewArea.WithCenter((CurrentView.Width / 2, CurrentView.Height / 2)));
}
/// <summary>
/// Advance to next view for routine.
/// </summary>
public void NextView()
{
var oldView = CurrentView;
// Update index and views
_viewIndex = MathHelpers.WrapAround(_viewIndex + 1, _routine.Views.Count);
(CurrentViewName, CurrentView) = _routine.Views[_viewIndex];
// Validate the size hasn't changed
if (oldView.Width != CurrentView.Width || oldView.Height != CurrentView.Height)
{
throw new Exception($"{_routine.GetType().Name} defines views that are not the same size.");
}
// Create new viewport based on new view.
CurrentViewport = new Viewport <char>(CurrentView, CurrentViewport.ViewArea);
}
public RoutineViewModel(IRoutine routine)
{
_routine = routine;
RoutineTypeName = routine.GetType().Name;
DisplayName = routine.DisplayName;
Description = routine.Description;
RequiredBuild = routine.BuildRequirements;
Author = routine.Author;
Version = routine.Version;
Class = routine.Class;
Url = routine.Url;
BuildControl(routine);
}
