43 lines
1.2 KiB
C#
43 lines
1.2 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.Shapes;
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using System.Windows;
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using System.Windows.Media;
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using Microsoft.Research.DynamicDataDisplay;
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namespace Microsoft.Research.DynamicDataDisplay.Charts
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{
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/// <summary>
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/// Represents an infinite horizontal line with y-coordinate.
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/// </summary>
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public sealed class HorizontalLine : SimpleLine
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{
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/// <summary>
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/// Initializes a new instance of the <see cref="HorizontalLine"/> class.
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/// </summary>
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public HorizontalLine() { }
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/// <summary>
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/// Initializes a new instance of the <see cref="HorizontalLine"/> class with specified y coordinate.
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/// </summary>
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/// <param name="yCoordinate">The y coordinate of line.</param>
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public HorizontalLine(double yCoordinate)
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{
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Value = yCoordinate;
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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 = new Point(Plotter.Viewport.Visible.XMin, Value).DataToScreen(transform);
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Point p2 = new Point(Plotter.Viewport.Visible.XMax, Value).DataToScreen(transform);
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LineGeometry.StartPoint = p1;
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LineGeometry.EndPoint = p2;
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}
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}
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}
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