ClemensFischer/XAML-Map-Control
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Version 5.0: Separated map projection and view transform.

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ClemensF 2020-03-26 19:08:20 +01:00
parent 53723844a0
commit c7cb2efcdb
47 changed files with 401 additions and 382 deletions
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16
MapControl/WPF/MapGraticule.WPF.cs
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@ -46,7 +46,7 @@ namespace MapControl
if (projection.IsNormalCylindrical)
{
DrawCylindricalGraticule(drawingContext, projection, lineDistance, labelFormat);
DrawCylindricalGraticule(drawingContext, lineDistance, labelFormat);
}
else
{
@ -54,9 +54,9 @@ namespace MapControl
}
}
private void DrawCylindricalGraticule(DrawingContext drawingContext, MapProjection projection, double lineDistance, string labelFormat)
private void DrawCylindricalGraticule(DrawingContext drawingContext, double lineDistance, string labelFormat)
{
var boundingBox = projection.ViewportRectToBoundingBox(new Rect(ParentMap.RenderSize));
var boundingBox = ParentMap.ViewportRectToBoundingBox(new Rect(ParentMap.RenderSize));
var latLabelStart = Math.Ceiling(boundingBox.South / lineDistance) * lineDistance;
var lonLabelStart = Math.Ceiling(boundingBox.West / lineDistance) * lineDistance;
var latLabels = new List<Label>((int)((boundingBox.North - latLabelStart) / lineDistance) + 1);
@ -72,8 +72,8 @@ namespace MapControl
CultureInfo.InvariantCulture, FlowDirection.LeftToRight, typeface, FontSize, Foreground, pixelsPerDip)));
drawingContext.DrawLine(pen,
projection.LocationToViewportPoint(new Location(lat, boundingBox.West)),
projection.LocationToViewportPoint(new Location(lat, boundingBox.East)));
ParentMap.LocationToViewportPoint(new Location(lat, boundingBox.West)),
ParentMap.LocationToViewportPoint(new Location(lat, boundingBox.East)));
}
for (var lon = lonLabelStart; lon <= boundingBox.East; lon += lineDistance)
@ -83,15 +83,15 @@ namespace MapControl
CultureInfo.InvariantCulture, FlowDirection.LeftToRight, typeface, FontSize, Foreground, pixelsPerDip)));
drawingContext.DrawLine(pen,
projection.LocationToViewportPoint(new Location(boundingBox.South, lon)),
projection.LocationToViewportPoint(new Location(boundingBox.North, lon)));
ParentMap.LocationToViewportPoint(new Location(boundingBox.South, lon)),
ParentMap.LocationToViewportPoint(new Location(boundingBox.North, lon)));
}
foreach (var latLabel in latLabels)
{
foreach (var lonLabel in lonLabels)
{
var position = projection.LocationToViewportPoint(new Location(latLabel.Position, lonLabel.Position));
var position = ParentMap.LocationToViewportPoint(new Location(latLabel.Position, lonLabel.Position));
drawingContext.PushTransform(new RotateTransform(ParentMap.Heading, position.X, position.Y));
drawingContext.DrawText(latLabel.Text,