77 lines
2.3 KiB
C#
77 lines
2.3 KiB
C#
using System.Collections.Generic;
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using System.Windows;
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using System;
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using Microsoft.Research.DynamicDataDisplay.Common;
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namespace Microsoft.Research.DynamicDataDisplay
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{
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public static class CoordinateUtilities
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{
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public static Rect RectZoom(Rect rect, double ratio)
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{
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return RectZoom(rect, rect.GetCenter(), ratio);
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}
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public static Rect RectZoom(Rect rect, double horizontalRatio, double verticalRatio)
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{
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return RectZoom(rect, rect.GetCenter(), horizontalRatio, verticalRatio);
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}
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public static Rect RectZoom(Rect rect, Point zoomCenter, double ratio)
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{
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return RectZoom(rect, zoomCenter, ratio, ratio);
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}
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public static Rect RectZoom(Rect rect, Point zoomCenter, double horizontalRatio, double verticalRatio)
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{
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Rect res = new Rect();
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res.X = zoomCenter.X - (zoomCenter.X - rect.X) * horizontalRatio;
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res.Y = zoomCenter.Y - (zoomCenter.Y - rect.Y) * verticalRatio;
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res.Width = rect.Width * horizontalRatio;
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res.Height = rect.Height * verticalRatio;
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return res;
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}
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public static DataRect RectZoom(DataRect rect, double ratio)
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{
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return RectZoom(rect, rect.GetCenter(), ratio);
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}
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public static DataRect RectZoom(DataRect rect, double horizontalRatio, double verticalRatio)
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{
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return RectZoom(rect, rect.GetCenter(), horizontalRatio, verticalRatio);
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}
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public static DataRect RectZoom(DataRect rect, Point zoomCenter, double ratio)
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{
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return RectZoom(rect, zoomCenter, ratio, ratio);
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}
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public static DataRect RectZoom(DataRect rect, Point zoomCenter, double horizontalRatio, double verticalRatio)
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{
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DataRect res = new DataRect();
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res.XMin = zoomCenter.X - (zoomCenter.X - rect.XMin) * horizontalRatio;
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res.YMin = zoomCenter.Y - (zoomCenter.Y - rect.YMin) * verticalRatio;
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res.Width = rect.Width * horizontalRatio;
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res.Height = rect.Height * verticalRatio;
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return res;
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}
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public static DataRect RectZoomX(DataRect rect, Point zoomCenter, double ratio)
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{
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DataRect res = rect;
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res.XMin = zoomCenter.X - (zoomCenter.X - rect.XMin) * ratio;
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res.Width = rect.Width * ratio;
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return res;
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}
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public static DataRect RectZoomY(DataRect rect, Point zoomCenter, double ratio)
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{
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DataRect res = rect;
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res.YMin = zoomCenter.Y - (zoomCenter.Y - rect.YMin) * ratio;
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res.Height = rect.Height * ratio;
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return res;
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}
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}
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}
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