/// <summary>
/// Calls XAML Service
/// Initializes input parameters
/// Calls Asynch service
/// </summary>
/// <remarks>
/// Provides Viewport Area of Interest
/// Reduce factor is only used for levels 1-8
/// </remarks>
public void ShowLayersXAML()
{
// get list of checked layers
List <string> layers = GetLayers();
layerCnt = layers.Count;
if (layers.Count > 0)
{
totalFeatures = 0;
totalPoints = 0;
totalByteSize = 0;
string queryType = null;
string area = null;
double radius = 0.0;
double reduce = 4000 - MainMap.ZoomLevel * 500;
if (reduce < 0)
{
reduce = 0;
}
queryType = "bbox";
StringBuilder sb = new StringBuilder();
LocationRect bounds = MainMap.BoundingRectangle;
// check for hemisphere overrun
if (WithinHemisphere(bounds.Southeast, bounds.Northwest))
{
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude + ",");
sb.Append(bounds.Northeast.Longitude + " ");
sb.Append(bounds.Northeast.Latitude + ",");
sb.Append(bounds.Northwest.Longitude + " ");
sb.Append(bounds.Northwest.Latitude + ",");
sb.Append(bounds.Southwest.Longitude + " ");
sb.Append(bounds.Southwest.Latitude + ",");
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude);
area = sb.ToString();
}
if (area != null)
{
// disable side menu and start load spinner until call returns
SidePanelBorder.IsHitTestVisible = false;
loaderStart();
foreach (string layer in layers)
{
XAMLClient svc = new XAMLClient("CustomBinding_IXAML");
svc.GetSQLDataXAMLCompleted += new EventHandler <GetSQLDataXAMLCompletedEventArgs>(XAMLService_GetSQLDataXAMLCompleted);
XAMLParameters parameters = new XAMLParameters();
parameters.table = layer.Replace("layer", "").ToLower();
parameters.querytype = queryType;
parameters.reduce = reduce;
parameters.radius = radius;
parameters.points = area;
svc.GetSQLDataXAMLAsync(parameters, layer);
}
}
}
}
/// <summary>
/// Calls WKT Service
/// Initializes input parameters
/// Calls Asynch service
/// </summary>
/// <remarks>
/// Drawtools leaves the area of interest definition on MapLayer 'layerDraw'
/// </remarks>
public void ShowLayers()
{
// get list of checked layers
List<string> layers = GetLayers();
layerCnt = layers.Count;
if (layers.Count > 0)
{
totalFeatures = 0;
totalPoints = 0;
totalByteSize = 0;
string queryType = null;
string area = null;
double radius = 0.0;
double reduce = 4000 - MainMap.ZoomLevel * 500;
if (reduce < 0) reduce = 0;
if ((bool)drawtools.Proximity.IsChecked)
{
queryType = "buffer";
Ellipse pt = (Ellipse)layerDraw.FindName("Proximity");
if (pt != null && pt.Tag != null)
{
Location loc = MapLayer.GetPosition(pt);
//radius(meters) longitude,latitude
if (pt.Tag != null) radius = Double.Parse(pt.Tag.ToString());
else radius = 1.0;
area = loc.Longitude + " " + loc.Latitude;
}
}
else if ((bool)drawtools.PolyBuffer.IsChecked)
{
queryType = "buffer";
//buffer width(meters) lon,lat lon,lat ... lon,lat
MapPolyline poly = (MapPolyline)layerDraw.FindName("Buffer");
if (poly != null)
{
Slider s = (Slider)drawtools.FindName("BufferSlider");
radius = (s.Value * 1000);
StringBuilder sb = new StringBuilder();
bool first = true;
foreach (Location l in poly.Locations)
{
if (!first) sb.Append(",");
sb.Append(l.Longitude + " " + l.Latitude);
first = false;
}
area = sb.ToString();
}
}
else if ((bool)drawtools.AOI.IsChecked)
{
queryType = "bbox";
StringBuilder sb = new StringBuilder();
MapPolygon drawrect = ((MapPolygon)layerDraw.FindName("AOI"));
if (drawrect != null)
{
// check for hemisphere overrun
if (validAOI(drawrect.Locations[0], drawrect.Locations[2]) &&
WithinHemisphere(drawrect.Locations[0], drawrect.Locations[2]))
{
foreach (Location l in drawrect.Locations)
{
sb.Append(l.Longitude + " " + l.Latitude + ",");
}
sb.Append(drawrect.Locations[0].Longitude + " " + drawrect.Locations[0].Latitude);
area = sb.ToString();
}
else
{
drawtools.draw = true;
}
}
}
else if ((bool)drawtools.Viewport.IsChecked)
{
queryType = "bbox";
StringBuilder sb = new StringBuilder();
LocationRect bounds = MainMap.BoundingRectangle;
// check for hemisphere overrun
if (validAOI(bounds.Southeast, bounds.Northwest) &&
WithinHemisphere(bounds.Southeast, bounds.Northwest))
{
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude + ",");
sb.Append(bounds.Northeast.Longitude + " ");
sb.Append(bounds.Northeast.Latitude + ",");
sb.Append(bounds.Northwest.Longitude + " ");
sb.Append(bounds.Northwest.Latitude + ",");
sb.Append(bounds.Southwest.Longitude + " ");
sb.Append(bounds.Southwest.Latitude + ",");
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude);
area = sb.ToString();
}
else
{
drawtools.draw = true;
}
}
if (area != null)
{
// disable side menu and start load spinner until call returns
SidePanelBorder.IsHitTestVisible = false;
loaderStart();
foreach (string layer in layers)
{
XAMLClient svc = new XAMLClient("CustomBinding_IXAML");
svc.GetSQLDataXAMLCompleted += new EventHandler<GetSQLDataXAMLCompletedEventArgs>(XAMLService_GetSQLDataXAMLCompleted);
XAMLParameters parameters = new XAMLParameters();
parameters.table = layer.Replace("layer", "").ToLower();
parameters.querytype = queryType;
parameters.reduce = reduce;
parameters.radius = radius;
parameters.points = area;
svc.GetSQLDataXAMLAsync(parameters,layer);
}
}
}
else
{
drawtools.draw = true;
}
}
/// <summary>
/// let's query our Xaml Service, we need the querytype, the draw type is just to chen the number of points
/// we also can say what table we are querying
/// finally we pass the locations and the distance that the buffer has.
/// </summary>
///
private void makeQuery(string querytype, string drawtype, string table, LocationCollection points, double radius)
{
IsBusy = true;
double reduce = 5000 - CurrentZoomLevel * 500;
switch (drawtype)
{
case "Proximity":
{
if (points[0] != null)
area = points[0].Longitude + " " + points[0].Latitude;
}
break;
case "Buffer":
{
if (points[0] != null)
{
StringBuilder sb = new StringBuilder();
bool first = true;
foreach (Location l in points)
{
if (!first) sb.Append(",");
sb.Append(l.Longitude + " " + l.Latitude);
first = false;
}
area = sb.ToString();
}
}
break;
default:
break;
}
if (area != null)
{
//have to show load animation
SpatialServices.XAMLService.GetSQLDataXAMLCompleted += new EventHandler<GetSQLDataXAMLCompletedEventArgs>(XAMLService_GetSQLDataXAMLCompleted);
XAMLParameters parameters = new XAMLParameters();
parameters.table = table;
parameters.querytype = querytype;
parameters.reduce = reduce;
parameters.radius = radius;
parameters.points = area;
SpatialServices.XAMLService.GetSQLDataXAMLAsync(parameters, new object());
}
}
private void makeQueryCountry(string querytype, string drawtype, string table, string country)
{
IsBusy = true;
double reduce = 5000 - CurrentZoomLevel * 500;
SpatialServices.XAMLService.GetSQLDataXAMLCompleted += new EventHandler<GetSQLDataXAMLCompletedEventArgs>(XAMLService_GetSQLDataXAMLCompleted);
XAMLParameters parameters = new XAMLParameters();
parameters.table = table;
parameters.reduce = reduce;
parameters.querytype = querytype;
parameters.points = country;
SpatialServices.XAMLService.GetSQLDataXAMLAsync(parameters, new object());
}
/// <summary>
/// Calls XAML Service
/// Initializes input parameters
/// Calls Asynch service
/// </summary>
/// <remarks>
/// Provides Viewport Area of Interest
/// Reduce factor is only used for levels 1-8
/// </remarks>
public void ShowLayersXAML()
{
// get list of checked layers
List<string> layers = GetLayers();
layerCnt = layers.Count;
if (layers.Count > 0)
{
totalFeatures = 0;
totalPoints = 0;
totalByteSize = 0;
string queryType = null;
string area = null;
double radius = 0.0;
double reduce = 4000 - MainMap.ZoomLevel * 500;
if (reduce < 0) reduce = 0;
queryType = "bbox";
StringBuilder sb = new StringBuilder();
LocationRect bounds = MainMap.BoundingRectangle;
// check for hemisphere overrun
if (WithinHemisphere(bounds.Southeast, bounds.Northwest))
{
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude + ",");
sb.Append(bounds.Northeast.Longitude + " ");
sb.Append(bounds.Northeast.Latitude + ",");
sb.Append(bounds.Northwest.Longitude + " ");
sb.Append(bounds.Northwest.Latitude + ",");
sb.Append(bounds.Southwest.Longitude + " ");
sb.Append(bounds.Southwest.Latitude + ",");
sb.Append(bounds.Southeast.Longitude + " ");
sb.Append(bounds.Southeast.Latitude);
area = sb.ToString();
}
if (area != null)
{
// disable side menu and start load spinner until call returns
SidePanelBorder.IsHitTestVisible = false;
loaderStart();
foreach (string layer in layers)
{
XAMLClient svc = new XAMLClient("CustomBinding_IXAML");
svc.GetSQLDataXAMLCompleted += new EventHandler<GetSQLDataXAMLCompletedEventArgs>(XAMLService_GetSQLDataXAMLCompleted);
XAMLParameters parameters = new XAMLParameters();
parameters.table = layer.Replace("layer", "").ToLower();
parameters.querytype = queryType;
parameters.reduce = reduce;
parameters.radius = radius;
parameters.points = area;
svc.GetSQLDataXAMLAsync(parameters,layer);
}
}
}
}
