internal static LatLonZoom DefaultReferenceMapPosition(SourceMap sourceMap,
MapTileSourceFactory mapTileSourceFactory, ViewControlIfc viewControl, DefaultReferenceView drv)
{
if (sourceMap.ReadyToLock())
{
try
{
ViewerControlIfc sMViewerControl = viewControl.GetSMViewerControl();
MapRectangle bounds = sMViewerControl.GetBounds();
WarpedMapTileSource warpedMapTileSource = mapTileSourceFactory.CreateWarpedSource(sourceMap);
IPointTransformer sourceToDestLatLonTransformer =
warpedMapTileSource.GetSourceToDestLatLonTransformer();
MapRectangle mapRectangle = bounds.Transform(sourceToDestLatLonTransformer);
mapRectangle = mapRectangle.ClipTo(new MapRectangle(-180.0, -360.0, 180.0, 360.0));
return(viewControl.GetVEViewerControl().GetCoordinateSystem()
.GetBestViewContaining(mapRectangle, sMViewerControl.Size));
}
catch (CorrespondencesAreSingularException)
{
}
catch (InsufficientCorrespondencesException)
{
}
}
if (drv != null && drv.present)
{
return(drv.llz);
}
return(viewControl.GetVEViewerControl().GetCoordinateSystem().GetDefaultView());
}
public MapRectangle GetUserBoundingBox(MapTileSourceFactory mapTileSourceFactory)
{
WarpedMapTileSource warpedMapTileSource = null;
try
{
warpedMapTileSource = mapTileSourceFactory.CreateWarpedSource(this);
}
catch (InsufficientCorrespondencesException)
{
}
if (warpedMapTileSource == null)
{
return(null);
}
var present = warpedMapTileSource.GetUserBounds(null, FutureFeatures.Cached)
.Realize("SourceMap.AutoSelectMaxZoom");
if (!(present is BoundsPresent))
{
return(null);
}
var boundsPresent = (BoundsPresent)present;
var boundingBox = boundsPresent.GetRenderRegion().GetBoundingBox();
return(boundingBox.ClipTo(
CoordinateSystemUtilities.GetRangeAsMapRectangle(MercatorCoordinateSystem.theInstance)));
}
private void SetupLockedView()
{
WarpedMapTileSource warpedMapTileSource = this.mapTileSourceFactory.CreateWarpedSource(this.sourceMap);
this.viewControl.GetSMViewerControl().ClearLayers();
this.viewControl.GetSMViewerControl().SetBaseLayer(warpedMapTileSource);
this.viewControl.GetUIPositionManager().switchSlaved();
this.viewControl.setDisplayedRegistration(new RegistrationControlRecord(warpedMapTileSource.ComputeWarpedRegistration(), this.sourceMap));
this.mapsLocked = true;
}
internal bool AccumulateBoundingBox(SourceMap sourceMap, MapTileSourceFactory mapTileSourceFactory, ref MapRectangle boundingBox)
{
bool result;
try
{
WarpedMapTileSource warpedMapTileSource = mapTileSourceFactory.CreateWarpedSource(sourceMap);
BoundsPresent boundsPresent = (BoundsPresent)warpedMapTileSource.GetUserBounds(null, FutureFeatures.Cached).Realize("CrunchedFile.AccumulateBoundingBox");
boundsPresent.GetRenderRegion().AccumulateBoundingBox(ref boundingBox);
result = true;
}
catch (InsufficientCorrespondencesException)
{
result = false;
}
return(result);
}
public void UnlockMaps()
{
if (!this.mapsLocked)
{
throw new Exception("uh oh. trying to unlock maps that are already unlocked!");
}
this.SetupUnlockedView();
ViewerControlIfc sMViewerControl = this.viewControl.GetSMViewerControl();
MapRectangle bounds = this.viewControl.GetVEViewerControl().GetBounds();
WarpedMapTileSource warpedMapTileSource = this.mapTileSourceFactory.CreateWarpedSource(this.sourceMap);
IPointTransformer destLatLonToSourceTransformer = warpedMapTileSource.GetDestLatLonToSourceTransformer();
MapRectangle newBounds = bounds.Transform(destLatLonToSourceTransformer);
LatLonZoom latLonZoom = sMViewerControl.GetCoordinateSystem().GetBestViewContaining(newBounds, sMViewerControl.Size);
latLonZoom = CoordinateSystemUtilities.ConstrainLLZ(ContinuousCoordinateSystem.theInstance, latLonZoom);
this.viewControl.GetUIPositionManager().GetSMPos().setPosition(latLonZoom);
this.viewControl.GetUIPositionManager().PositionUpdated();
}
