ClemensFischer/XAML-Map-Control
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Added MapProjection.Type

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This commit is contained in:
Clemens 2022-03-05 18:40:57 +01:00
parent a07948be02
commit 16fb98ac86
15 changed files with 126 additions and 77 deletions
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11
MapControl/WinUI/MapGraticule.WinUI.cs
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@ -30,7 +30,7 @@ namespace MapControl
var map = ParentMap;
var projection = map.MapProjection;
if (projection.IsNormalCylindrical)
if (projection.Type <= MapProjectionType.NormalCylindrical)
{
if (path == null)
{
@ -43,11 +43,14 @@ namespace MapControl
Children.Add(path);
}
var maxLocation = projection.MapToLocation(new Point(0d, 180d * MapProjection.Wgs84MeterPerDegree));
var maxLatitude = maxLocation != null && maxLocation.Latitude < 90d ? maxLocation.Latitude : 90d;
var bounds = map.ViewRectToBoundingBox(new Rect(0d, 0d, map.RenderSize.Width, map.RenderSize.Height));
var lineDistance = GetLineDistance();
var labelStart = new Location(
Math.Ceiling(bounds.South / lineDistance) * lineDistance,
Math.Ceiling(bounds.South / lineDistance) * lineDistance,
Math.Ceiling(bounds.West / lineDistance) * lineDistance);
var labelEnd = new Location(
@ -55,11 +58,11 @@ namespace MapControl
Math.Floor(bounds.East / lineDistance) * lineDistance);
var lineStart = new Location(
Math.Min(Math.Max(labelStart.Latitude - lineDistance, -projection.MaxLatitude), projection.MaxLatitude),
Math.Min(Math.Max(labelStart.Latitude - lineDistance, -maxLatitude), maxLatitude),
labelStart.Longitude - lineDistance);
var lineEnd = new Location(
Math.Min(Math.Max(labelEnd.Latitude + lineDistance, -projection.MaxLatitude), projection.MaxLatitude),
Math.Min(Math.Max(labelEnd.Latitude + lineDistance, -maxLatitude), maxLatitude),
labelEnd.Longitude + lineDistance);
var geometry = (PathGeometry)path.Data;