/// <inheritdoc/> public Task SaveMetadataAsync(IMapMetadata metadata) => Task.CompletedTask;
public InMemoryChunkStorage(IMapMetadata metadata)
{
_meta = metadata;
}
public Task SaveMetadataAsync(IMapMetadata metadata)
{
throw new NotImplementedException();
}
public Image GetMapLayer(IMapMetadata analyticMapMetadata, MapRequest mapRequest)
{
MapDescription mapDescription = mapRequest.MapDescription;
IEnumerable<MapPushpin> pushpinDescriptions = mapRequest.Pushpins;
if (pushpinDescriptions == null || !pushpinDescriptions.Any())
{
throw new ArgumentNullException("pushpinDescriptions");
}
if (analyticMapMetadata == null)
{
throw new ArgumentNullException("analyticMapMetadata");
}
if (mapDescription == null)
{
throw new ArgumentNullException("mapDescription");
}
var scaleFactor = mapDescription.MapImageScaleFactor;
var width = (int)(analyticMapMetadata.MapWidth * scaleFactor);
var height = (int)(analyticMapMetadata.MapHeight * scaleFactor);
var image = new Bitmap(width, height);
using (var g = Graphics.FromImage(image))
{
g.Clear(Color.Transparent);
foreach (var pushPinDescription in pushpinDescriptions.OrderBy(pp => pp.Zindex))
{
var pushPinMetadata = this.GetPushpinMetadata(pushPinDescription.Coordinate, analyticMapMetadata);
if (pushPinMetadata == null)
{
continue;
}
var pushPinImage = this.GetPushPinImage(
pushPinDescription.CustomPushpinIcon,
pushPinDescription.Label,
mapDescription);
if (pushPinImage == null)
{
continue;
}
var pushPinOffsetX = GetPushPinOffsetX(pushPinMetadata, scaleFactor, pushPinImage);
var pushPinOffsetY = GetPushPinOffsetY(
pushPinMetadata,
scaleFactor,
pushPinImage);
g.DrawImage(pushPinImage, pushPinOffsetX, pushPinOffsetY, pushPinImage.Width, pushPinImage.Height);
}
g.Flush();
}
return image;
}
private BingPushpinMetadata GetPushpinMetadata(
MapPoint coordinate,
IMapMetadata analyticMapMetadata)
{
BingPushpinMetadata selectedPushpin = null;
foreach (var pin in analyticMapMetadata.Pushpins)
{
// index latituide = 0, longitude = 1
////if(Math.Abs(pin.point.coordinates[0] - (double)coordinate.Latitude) < TOLERANCE)
if (pin.BingPointMetadata.Coordinates[0] == (double)coordinate.Latitude
&& pin.BingPointMetadata.Coordinates[1] == (double)coordinate.Longitude)
{
selectedPushpin = pin;
break;
}
}
return selectedPushpin;
}
public OrganizationMapper(IMapMetadata metadataMapper)
{
this.metadataMapper = metadataMapper ?? throw new ArgumentNullException(nameof(metadataMapper));
}
