60 lines
1.4 KiB
C#
60 lines
1.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Windows.Media;
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using System.Windows;
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using System.ComponentModel;
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namespace Microsoft.Research.DynamicDataDisplay.Charts
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{
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/// <summary>
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/// Represents a rectangle with corners bound to viewport coordinates.
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/// </summary>
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public sealed class RectangleHighlight : ViewportShape
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{
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/// <summary>
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/// Initializes a new instance of the <see cref="RectangleHighlight"/> class.
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/// </summary>
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public RectangleHighlight() { }
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/// <summary>
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/// Initializes a new instance of the <see cref="RectangleHighlight"/> class.
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/// </summary>
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/// <param name="bounds">The bounds.</param>
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public RectangleHighlight(Rect bounds)
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{
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Bounds = bounds;
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}
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private DataRect rect = DataRect.Empty;
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public DataRect Bounds
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{
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get { return rect; }
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set
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{
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if (rect != value)
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{
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rect = value;
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UpdateUIRepresentation();
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}
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}
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}
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protected override void UpdateUIRepresentationCore()
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{
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var transform = Plotter.Viewport.Transform;
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Point p1 = rect.XMaxYMax.DataToScreen(transform);
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Point p2 = rect.XMinYMin.DataToScreen(transform);
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rectGeometry.Rect = new Rect(p1, p2);
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}
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private RectangleGeometry rectGeometry = new RectangleGeometry();
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protected override Geometry DefiningGeometry
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{
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get { return rectGeometry; }
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}
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}
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}
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