/// <summary>
/// Adds a HeatMap to the map.
/// </summary>
/// <param name="points">Points for the Heatmap.</param>
private void AddHeatMap(List <HeatmapPoint> points)
{
var polygons = new List <ColorPolygon>();
var max = points.Max(r => r.Mean);
var min = points.Min(r => r.Mean);
var difference = max - min;
foreach (var item in points)
{
var singlepolygon = (ColorPolygon)MKPolygon.FromCoordinates(ConvertCoordinates(item.BoundingCoordinates));
var red = ((((item.Mean - min) / difference) * 245) + 10) / 255;
var color = Color.FromRgb(red, 0, 1 - red);
singlepolygon.FillColor = color.ToCGColor();
singlepolygon.DrawOutlines = false;
polygons.Add(singlepolygon);
}
var heatmap = new MultiPolygon(polygons);
this.mapView.AddOverlay(heatmap);
/* Showing a 'Real' heatmap using just points
* current Version is using multiple polygons
* TODO Readd LFHeatMap project first
* Found at https://github.com/TreeWatch/LFHeatMaps
* Code :
* var positions = new List<Position>();
* var weights = new List<Double>();
*
* foreach (var item in points)
* {
*
* foreach (var pos in item.BoundingCoordinates) {
* positions.Add(pos);
* weights.Add(item.Mean);
* }
* }
* var view = new UIHeatMapView(positions, weights, mapView);
* mapView.AddSubview(view); */
}
/// <summary>
/// Adds the fields to the map.
/// </summary>
private void AddFields()
{
var connection = new TreeWatchDatabase();
foreach (var field in this.myMap.Fields)
{
var query = new DBQuery <Field>(connection);
var blockPolygons = new List <ColorPolygon>();
query.GetChildren(field);
if (field.Blocks.Count != 0)
{
foreach (var block in field.Blocks)
{
if (block.BoundingCoordinates.Count != 0 && block.BoundingCoordinates.Count >= 3)
{
var blockPoints = ConvertCoordinates(block.BoundingCoordinates);
var blockPolygon = (ColorPolygon)MKPolygon.FromCoordinates(blockPoints);
blockPolygon.FillColor = block.TreeType.ColorProp.ToCGColor();
blockPolygons.Add(blockPolygon);
}
}
var blockMultiPolygon = new MultiPolygon(blockPolygons);
this.mapView.AddOverlay(blockMultiPolygon);
}
if (field.BoundingCoordinates.Count != 0 && field.BoundingCoordinates.Count >= 3)
{
var points = ConvertCoordinates(field.BoundingCoordinates);
var polygon = MKPolygon.FromCoordinates(points);
polygon.Title = "Field";
this.mapView.AddOverlay(polygon);
}
}
var query2 = new DBQuery <HeatMap>(connection);
var heatmaps = query2.GetAllWithChildren();
var heatmap = heatmaps[0];
this.AddHeatMap(heatmap.Points);
}
/// <summary>
/// Adds a HeatMap to the map.
/// </summary>
/// <param name="points">Points for the Heatmap.</param>
private void AddHeatMap(List<HeatmapPoint> points)
{
var polygons = new List<ColorPolygon>();
var max = points.Max(r => r.Mean);
var min = points.Min(r => r.Mean);
var difference = max - min;
foreach (var item in points)
{
var singlepolygon = (ColorPolygon)MKPolygon.FromCoordinates(ConvertCoordinates(item.BoundingCoordinates));
var red = ((((item.Mean - min) / difference) * 245) + 10) / 255;
var color = Color.FromRgb(red, 0, 1 - red);
singlepolygon.FillColor = color.ToCGColor();
singlepolygon.DrawOutlines = false;
polygons.Add(singlepolygon);
}
var heatmap = new MultiPolygon(polygons);
this.mapView.AddOverlay(heatmap);
/* Showing a 'Real' heatmap using just points
* current Version is using multiple polygons
* TODO Readd LFHeatMap project first
* Found at https://github.com/TreeWatch/LFHeatMaps
* Code :
var positions = new List<Position>();
var weights = new List<Double>();
foreach (var item in points)
{
foreach (var pos in item.BoundingCoordinates) {
positions.Add(pos);
weights.Add(item.Mean);
}
}
var view = new UIHeatMapView(positions, weights, mapView);
mapView.AddSubview(view); */
}
/// <summary>
/// Adds the fields to the map.
/// </summary>
private void AddFields()
{
var connection = new TreeWatchDatabase();
foreach (var field in this.myMap.Fields)
{
var query = new DBQuery<Field>(connection);
var blockPolygons = new List<ColorPolygon>();
query.GetChildren(field);
if (field.Blocks.Count != 0)
{
foreach (var block in field.Blocks)
{
if (block.BoundingCoordinates.Count != 0 && block.BoundingCoordinates.Count >= 3)
{
var blockPoints = ConvertCoordinates(block.BoundingCoordinates);
var blockPolygon = (ColorPolygon)MKPolygon.FromCoordinates(blockPoints);
blockPolygon.FillColor = block.TreeType.ColorProp.ToCGColor();
blockPolygons.Add(blockPolygon);
}
}
var blockMultiPolygon = new MultiPolygon(blockPolygons);
this.mapView.AddOverlay(blockMultiPolygon);
}
if (field.BoundingCoordinates.Count != 0 && field.BoundingCoordinates.Count >= 3)
{
var points = ConvertCoordinates(field.BoundingCoordinates);
var polygon = MKPolygon.FromCoordinates(points);
polygon.Title = "Field";
this.mapView.AddOverlay(polygon);
}
}
var query2 = new DBQuery<HeatMap>(connection);
var heatmaps = query2.GetAllWithChildren();
var heatmap = heatmaps[0];
this.AddHeatMap(heatmap.Points);
}
