77 lines
2.7 KiB
C#
77 lines
2.7 KiB
C#
using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Shapes;
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namespace PamhagenSysCtrl.Helpers.Pipeline {
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public class Valve : INode {
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public const double DIAMETER = 24;
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public double CenterX { get; set; }
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public double CenterY { get; set; }
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public int Nr { get; set; }
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public string Label => $"V{Nr}";
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public Brush? Highlight { get; set; }
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public bool IsLocked { get; set; }
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public bool IsOpen => CallbackIsOpen();
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public bool WantOpen => CallbackWantOpen();
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public ISet<IEdge> Inputs { get; init; }
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public ISet<IEdge> Outputs { get; init; }
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protected Func<bool> CallbackIsOpen;
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protected Func<bool> CallbackWantOpen;
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private Shape? _circle;
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private TextBlock? _text;
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public Valve(int nr, double x, double y, Func<bool> cbOpen, Func<bool> cbWant) {
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CenterX = x;
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CenterY = y;
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Nr = nr;
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CallbackIsOpen = cbOpen;
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CallbackWantOpen = cbWant;
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Inputs = new HashSet<IEdge>();
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Outputs = new HashSet<IEdge>();
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}
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public void Draw(Canvas canvas) {
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_circle = new Ellipse() {
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Height = DIAMETER,
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Width = DIAMETER,
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Fill = Brushes.DarkGray,
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Stroke = Brushes.Black,
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StrokeThickness = 2,
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};
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_circle.SetValue(Canvas.LeftProperty, CenterX - DIAMETER / 2);
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_circle.SetValue(Canvas.TopProperty, CenterY - DIAMETER / 2);
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_text = new() {
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Text = Label,
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FontSize = 10,
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Width = DIAMETER,
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Height = DIAMETER,
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TextAlignment = TextAlignment.Center,
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VerticalAlignment = VerticalAlignment.Center,
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};
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_text.SetValue(Canvas.LeftProperty, CenterX - DIAMETER / 2);
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_text.SetValue(Canvas.TopProperty, CenterY - DIAMETER / 2 + 5.5);
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canvas.Children.Add(_circle);
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canvas.Children.Add(_text);
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}
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public bool IsInside(double x, double y) {
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return Math.Sqrt(Math.Pow(CenterX - x, 2) + Math.Pow(CenterY - y, 2)) <= DIAMETER / 2;
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}
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public void Update(bool isHovering, bool isPressed) {
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_circle?.Fill =
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IsLocked && !WantOpen && !IsOpen ? Brushes.Orange :
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IsLocked && !WantOpen && IsOpen ? Brushes.Red :
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IsLocked && WantOpen && !IsOpen ? Brushes.Yellow :
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IsLocked && WantOpen && IsOpen ? Brushes.Green :
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Highlight ?? (isHovering ? Brushes.LightGray : Brushes.DarkGray);
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}
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}
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}
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