114 lines
4.5 KiB
C#
114 lines
4.5 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 Rebler : INode {
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public const double WIDTH = 24;
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public const double HEIGHT = 12;
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public double CenterX { get; set; }
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public double CenterY { get; set; }
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public string Label { get; set; }
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public ISet<IEdge> Inputs { get; init; }
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public ISet<IEdge> Outputs { get; init; }
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public bool IsActive => CallbackActive();
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protected Func<bool> CallbackActive;
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private TextBlock? _text;
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private Shape? _rect;
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private Shape? _hopperOuter;
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private Shape? _hopperInner;
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private Shape? _bottomInner;
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private Shape? _bottomOuter;
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public Rebler(string label, double x, double y, Func<bool> cbActive) {
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CenterX = x;
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CenterY = y;
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Label = label;
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CallbackActive = cbActive;
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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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_rect = new Rectangle() {
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Fill = Brushes.WhiteSmoke,
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Stroke = Brushes.Black,
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StrokeThickness = 2,
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};
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var left = CenterX - WIDTH / 2;
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var right = CenterX + WIDTH / 2;
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var top = CenterY - HEIGHT / 2;
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var bottom = CenterY + HEIGHT / 2;
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var hx = right - 4;
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var h = 3;
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var w = 5;
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_hopperOuter = new Polygon() {
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Points = [new(hx - w, top - h), new(hx - w + 1, top + 0.4), new(hx + w - 1, top + 0.4), new(hx + w, top - h)],
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Fill = Brushes.Black,
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};
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_hopperInner = new Polygon() {
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Points = [new(hx - w + 0.4, top - h), new(hx - w + 1 + 0.4, top + 0.4), new(hx + w - 1 - 0.4, top + 0.4), new(hx + w - 0.4, top - h)],
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Fill = Brushes.WhiteSmoke,
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};
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_bottomOuter = new Polygon() {
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Points = [new(left + 4, bottom), new(right - 4, bottom), new(right - 3, bottom + 2), new(left + 3, bottom + 2)],
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Fill = Brushes.Black,
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};
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_bottomInner = new Polygon() {
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Points = [new(left + 4 + 0.4, bottom), new(right - 4 - 0.4, bottom), new(right - 3 - 0.4, bottom + 2), new(left + 3 + 0.4, bottom + 2)],
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Fill = Brushes.WhiteSmoke,
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};
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_text = new() {
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Text = Label,
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TextAlignment = TextAlignment.Center,
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VerticalAlignment = VerticalAlignment.Center,
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};
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canvas.Children.Add(_hopperOuter);
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canvas.Children.Add(_bottomOuter);
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canvas.Children.Add(_rect);
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canvas.Children.Add(_hopperInner);
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canvas.Children.Add(_bottomInner);
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canvas.Children.Add(_text);
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}
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public void Scale(double scale) {
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_rect?.Width = WIDTH * scale;
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_rect?.Height = HEIGHT * scale;
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_rect?.StrokeThickness = 2;
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_rect?.SetValue(Canvas.LeftProperty, (CenterX - WIDTH / 2) * scale);
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_rect?.SetValue(Canvas.TopProperty, (CenterY - HEIGHT / 2) * scale);
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_hopperOuter?.RenderTransform = new ScaleTransform(scale, scale);
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_hopperInner?.RenderTransform = new ScaleTransform(scale, scale);
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_bottomOuter?.RenderTransform = new ScaleTransform(scale, scale);
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_bottomInner?.RenderTransform = new ScaleTransform(scale, scale);
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_text?.FontSize = 12;
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_text?.Width = WIDTH * scale;
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_text?.SetValue(Canvas.LeftProperty, (CenterX - WIDTH / 2) * scale);
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_text?.SetValue(Canvas.TopProperty, (CenterY * scale) - 8);
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}
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public bool IsInside(double x, double y) {
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return Math.Abs(x - CenterX) <= WIDTH / 2 && Math.Abs(y - CenterY) <= HEIGHT / 2;
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}
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public void Update(bool isHovering, bool isPressed) {
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var color =
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IsActive && isHovering && isPressed ? PamhagenBrushes.Red :
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IsActive && isHovering ? PamhagenBrushes.Red :
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!IsActive && isHovering && isPressed ? PamhagenBrushes.Green :
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!IsActive && isHovering ? PamhagenBrushes.Green :
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IsActive ? PamhagenBrushes.Green :
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Brushes.WhiteSmoke;
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_rect?.Fill = color;
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_hopperInner?.Fill = color;
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_bottomInner?.Fill = color;
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}
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}
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}
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