public Point GetTranslationInPixels(LatLonZoom center, LatLon point)
{
Point64 point2 = this.LatLongZoomToPixel(center);
Point64 point3 = this.LatLongZoomToPixel(new LatLonZoom(point.lat, point.lon, center.zoom));
return(new Point((int)(point3.X - point2.X), (int)(point3.Y - point2.Y)));
}
public LatLonZoom GetTranslationInLatLon(LatLonZoom oldCenterPosition, Point mouseMotion)
{
return(new LatLonZoom(
oldCenterPosition.lat + pixelsToDegrees(mouseMotion.Y, oldCenterPosition.zoom),
oldCenterPosition.lon - pixelsToDegrees(mouseMotion.X, oldCenterPosition.zoom),
oldCenterPosition.zoom));
}
private LatLonZoom GetUnclippedDraggedView(LatLonZoom centerMapPosition, Point mouseMotion)
{
Point64 point = this.LatLongZoomToPixel(centerMapPosition);
point.X -= (long)mouseMotion.X;
point.Y -= (long)mouseMotion.Y;
return this.PixelToLatLong(point, centerMapPosition.zoom);
}
public static LatLonZoom GetZoomedView(CoordinateSystemIfc coordinateSystem, LatLonZoom oldCenterPosition, int steps)
{
int num = oldCenterPosition.zoom + steps;
num = coordinateSystem.GetZoomRange().Constrain(num);
return(new LatLonZoom(oldCenterPosition.lat, oldCenterPosition.lon, num));
}
public static MapRectangle GetBounds(CoordinateSystemIfc coordinateSystem, LatLonZoom center, Size size)
{
LatLon latlon = coordinateSystem.GetTranslationInLatLon(center, new Point(size.Width / 2, size.Height / 2)).latlon;
LatLon latlon2 = coordinateSystem.GetTranslationInLatLon(center, new Point(-size.Width / 2, -size.Height / 2)).latlon;
return(new MapRectangle(latlon, latlon2));
}
public LatLonZoom GetTranslationInLatLon(LatLonZoom centerMapPosition, Point mouseMotion)
{
LatLonZoom unclippedDraggedView = GetUnclippedDraggedView(centerMapPosition, mouseMotion);
if (unclippedDraggedView.lon > 180.0)
{
unclippedDraggedView = new LatLonZoom(unclippedDraggedView.lat,
unclippedDraggedView.lon - 360.0,
unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lon < -180.0)
{
unclippedDraggedView = new LatLonZoom(unclippedDraggedView.lat,
unclippedDraggedView.lon + 360.0,
unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lat > 85.0)
{
unclippedDraggedView = new LatLonZoom(85.0, unclippedDraggedView.lon, unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lat < -85.0)
{
unclippedDraggedView = new LatLonZoom(-85.0, unclippedDraggedView.lon, unclippedDraggedView.zoom);
}
return(unclippedDraggedView);
}
public TileDisplayDescriptorArray GetTileArrayDescriptor(LatLonZoom center, Size windowSize)
{
TileDisplayDescriptorArray tileDisplayDescriptorArray = new TileDisplayDescriptorArray();
MapRectangle mapWindow = this.GetMapWindow(center, windowSize);
tileDisplayDescriptorArray.topLeftTile = this.GetTileContainingLatLonZoom(new LatLonZoom(mapWindow.GetNW(), center.zoom));
TileAddress tileContainingLatLonZoom = this.GetTileContainingLatLonZoom(new LatLonZoom(mapWindow.GetSE(), center.zoom));
tileDisplayDescriptorArray.tileCountX = tileContainingLatLonZoom.TileX - tileDisplayDescriptorArray.topLeftTile.TileX + 1;
tileDisplayDescriptorArray.tileCountY = tileContainingLatLonZoom.TileY - tileDisplayDescriptorArray.topLeftTile.TileY + 1;
int x = this.GetTranslationInPixels(center, this.GetLatLonOfTileNW(tileDisplayDescriptorArray.topLeftTile)).X;
int x2 = this.GetTranslationInPixels(center, this.GetLatLonOfTileNW(new TileAddress(tileDisplayDescriptorArray.topLeftTile.TileX + tileDisplayDescriptorArray.tileCountX, tileDisplayDescriptorArray.topLeftTile.TileY, tileDisplayDescriptorArray.topLeftTile.ZoomLevel))).X;
int num = x2 - x;
int num2 = windowSize.Width + 512;
if (num > num2)
{
D.Sayf(0, "break", new object[0]);
}
tileDisplayDescriptorArray.layout = this.addressLayout;
tileDisplayDescriptorArray.tileSize = this.GetTileSize();
Point64 point = this.LatLongZoomToPixel(new LatLonZoom(mapWindow.GetNW(), center.zoom));
tileDisplayDescriptorArray.topLeftTileOffset = new Point64((long)tileDisplayDescriptorArray.topLeftTile.TileX * 256L - point.X, (long)tileDisplayDescriptorArray.topLeftTile.TileY * 256L - point.Y).ToPoint();
tileDisplayDescriptorArray.topLeftTile.TileX = VEAddressLayout.WrapLongitude(tileDisplayDescriptorArray.topLeftTile.TileX, tileDisplayDescriptorArray.topLeftTile.ZoomLevel);
return(tileDisplayDescriptorArray);
}
public MapRectangle GetUnclippedMapWindow(LatLonZoom centerPosition, Size windowSize)
{
return(new MapRectangle(
GetTranslationInLatLon(centerPosition, new Point(windowSize.Width / 2, windowSize.Height / 2))
.latlon,
GetTranslationInLatLon(centerPosition,
new Point(-(windowSize.Width / 2 + 1), -(windowSize.Height / 2 + 1))).latlon));
}
private Point64 LatLongZoomToPixel(LatLonZoom p)
{
double num = Math.Sin(CoordinateSystemUtilities.DegreesToRadians(p.lat));
double num2 = 6378137.0 * CoordinateSystemUtilities.DegreesToRadians(p.lon);
double num3 = 3189068.5 * Math.Log((1.0 + num) / (1.0 - num));
double num4 = this.MetersPerPixel(p.zoom);
return new Point64((long)Math.Round((20037508.342789244 + num2) / num4), (long)Math.Round((20037508.342789244 - num3) / num4));
}
private TileAddress GetTileContainingLatLonZoom(LatLonZoom llz)
{
Point64 point = LatLongZoomToPixel(llz);
return(new TileAddress((int)Math.Floor(point.X / 256.0),
(int)Math.Floor(point.Y / 256.0),
llz.zoom));
}
private LatLonZoom GetUnclippedDraggedView(LatLonZoom centerMapPosition, Point mouseMotion)
{
Point64 point = this.LatLongZoomToPixel(centerMapPosition);
point.X -= (long)mouseMotion.X;
point.Y -= (long)mouseMotion.Y;
return(this.PixelToLatLong(point, centerMapPosition.zoom));
}
private MapRectangle GetMapWindow(LatLonZoom centerPosition, Size windowSize)
{
return(new MapRectangle(
GetUnclippedDraggedView(centerPosition, new Point(windowSize.Width / 2, windowSize.Height / 2))
.latlon,
GetUnclippedDraggedView(centerPosition,
new Point(-(windowSize.Width / 2 + 1), -(windowSize.Height / 2 + 1))).latlon));
}
private Point64 LatLongZoomToPixel(LatLonZoom p)
{
double num = Math.Sin(CoordinateSystemUtilities.DegreesToRadians(p.lat));
double num2 = 6378137.0 * CoordinateSystemUtilities.DegreesToRadians(p.lon);
double num3 = 3189068.5 * Math.Log((1.0 + num) / (1.0 - num));
double num4 = this.MetersPerPixel(p.zoom);
return(new Point64((long)Math.Round((20037508.342789244 + num2) / num4), (long)Math.Round((20037508.342789244 - num3) / num4)));
}
private TileAddress GetTileContainingLatLonZoom(LatLonZoom llz)
{
Point64 point = new Point64(degreesToPixels(llz.lon, llz.zoom),
degreesToPixels(llz.lat, llz.zoom));
return(new TileAddress((int)Math.Floor(point.X / 512.0),
(int)Math.Floor(point.Y / 512.0),
llz.zoom));
}
public TileDisplayDescriptorArray GetTileArrayDescriptor(LatLonZoom center, Size windowSize)
{
TileDisplayDescriptorArray tileDisplayDescriptorArray = new TileDisplayDescriptorArray();
MapRectangle unclippedMapWindow = this.GetUnclippedMapWindow(center, windowSize);
tileDisplayDescriptorArray.topLeftTile = this.GetTileContainingLatLonZoom(new LatLonZoom(unclippedMapWindow.GetNW(), center.zoom));
TileAddress tileContainingLatLonZoom = this.GetTileContainingLatLonZoom(new LatLonZoom(unclippedMapWindow.GetSE(), center.zoom));
tileDisplayDescriptorArray.tileCountX = tileContainingLatLonZoom.TileX - tileDisplayDescriptorArray.topLeftTile.TileX + 1;
tileDisplayDescriptorArray.tileCountY = -(tileContainingLatLonZoom.TileY - tileDisplayDescriptorArray.topLeftTile.TileY) + 1;
Point64 point = new Point64(this.degreesToPixels(unclippedMapWindow.GetNW().lon, center.zoom), this.degreesToPixels(unclippedMapWindow.GetNW().lat, center.zoom));
tileDisplayDescriptorArray.topLeftTileOffset = new Point((int)((long)(tileDisplayDescriptorArray.topLeftTile.TileX * 512) - point.X), (int)(point.Y - (long)((tileDisplayDescriptorArray.topLeftTile.TileY + 1) * 512)));
tileDisplayDescriptorArray.layout = this.addressLayout;
tileDisplayDescriptorArray.tileSize = this.GetTileSize();
return tileDisplayDescriptorArray;
}
public TileDisplayDescriptorArray GetTileArrayDescriptor(LatLonZoom center, Size windowSize)
{
TileDisplayDescriptorArray tileDisplayDescriptorArray = new TileDisplayDescriptorArray();
MapRectangle unclippedMapWindow = this.GetUnclippedMapWindow(center, windowSize);
tileDisplayDescriptorArray.topLeftTile = this.GetTileContainingLatLonZoom(new LatLonZoom(unclippedMapWindow.GetNW(), center.zoom));
TileAddress tileContainingLatLonZoom = this.GetTileContainingLatLonZoom(new LatLonZoom(unclippedMapWindow.GetSE(), center.zoom));
tileDisplayDescriptorArray.tileCountX = tileContainingLatLonZoom.TileX - tileDisplayDescriptorArray.topLeftTile.TileX + 1;
tileDisplayDescriptorArray.tileCountY = -(tileContainingLatLonZoom.TileY - tileDisplayDescriptorArray.topLeftTile.TileY) + 1;
Point64 point = new Point64(this.degreesToPixels(unclippedMapWindow.GetNW().lon, center.zoom), this.degreesToPixels(unclippedMapWindow.GetNW().lat, center.zoom));
tileDisplayDescriptorArray.topLeftTileOffset = new Point((int)((long)(tileDisplayDescriptorArray.topLeftTile.TileX * 512) - point.X), (int)(point.Y - (long)((tileDisplayDescriptorArray.topLeftTile.TileY + 1) * 512)));
tileDisplayDescriptorArray.layout = this.addressLayout;
tileDisplayDescriptorArray.tileSize = this.GetTileSize();
return(tileDisplayDescriptorArray);
}
public LatLonZoom GetBestViewContaining(MapRectangle newBounds, Size size)
{
LatLon center = newBounds.GetCenter();
int i;
for (i = this.ZoomRange.max; i >= this.ZoomRange.min; i--)
{
LatLonZoom p = new LatLonZoom(newBounds.lat0, newBounds.lon0, i);
LatLonZoom p2 = new LatLonZoom(newBounds.lat1, newBounds.lon1, i);
Point64 point = this.LatLongZoomToPixel(p);
Point64 point2 = this.LatLongZoomToPixel(p2);
if (point.Y - point2.Y < (long)size.Height)
{
break;
}
}
return(new LatLonZoom(center.lat, center.lon, i));
}
public LatLonZoom GetTranslationInLatLon(LatLonZoom centerMapPosition, Point mouseMotion)
{
LatLonZoom unclippedDraggedView = this.GetUnclippedDraggedView(centerMapPosition, mouseMotion);
if (unclippedDraggedView.lon > 180.0)
{
unclippedDraggedView = new LatLonZoom(unclippedDraggedView.lat, unclippedDraggedView.lon - 360.0, unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lon < -180.0)
{
unclippedDraggedView = new LatLonZoom(unclippedDraggedView.lat, unclippedDraggedView.lon + 360.0, unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lat > 85.0)
{
unclippedDraggedView = new LatLonZoom(85.0, unclippedDraggedView.lon, unclippedDraggedView.zoom);
}
if (unclippedDraggedView.lat < -85.0)
{
unclippedDraggedView = new LatLonZoom(-85.0, unclippedDraggedView.lon, unclippedDraggedView.zoom);
}
return unclippedDraggedView;
}
public RenderBounds MakeRenderBounds(MapRectangle imageBounds)
{
RenderBounds renderBounds = new RenderBounds();
renderBounds.MinZoom = this.ZoomRange.min;
renderBounds.MaxZoom = this.ZoomRange.max;
renderBounds.TileSize = this.GetTileSize();
renderBounds.imageBounds = imageBounds;
renderBounds.tileRectangle = new TileRectangle[renderBounds.MaxZoom + 1];
for (int i = renderBounds.MinZoom; i <= renderBounds.MaxZoom; i++)
{
renderBounds.tileRectangle[i] = new TileRectangle();
renderBounds.tileRectangle[i].zoom = i;
LatLonZoom llz = new LatLonZoom(imageBounds.GetNW().lat, imageBounds.GetNW().lon, i);
renderBounds.tileRectangle[i].TopLeft = this.GetTileContainingLatLonZoom(llz);
llz = new LatLonZoom(imageBounds.GetSE().lat, imageBounds.GetSE().lon, i);
renderBounds.tileRectangle[i].BottomRight = this.GetTileContainingLatLonZoom(llz);
renderBounds.tileRectangle[i].StrideX = 1;
renderBounds.tileRectangle[i].StrideY = 1;
}
return(renderBounds);
}
public Point GetTranslationInPixels(LatLonZoom center, LatLon point)
{
return new Point((int)this.degreesToPixels(point.lon - center.lon, center.zoom), (int)this.degreesToPixels(center.lat - point.lat, center.zoom));
}
public LatLonZoom GetBestViewContaining(MapRectangle newBounds, Size size)
{
LatLon center = newBounds.GetCenter();
int i;
for (i = this.ZoomRange.max; i >= this.ZoomRange.min; i--)
{
LatLonZoom p = new LatLonZoom(newBounds.lat0, newBounds.lon0, i);
LatLonZoom p2 = new LatLonZoom(newBounds.lat1, newBounds.lon1, i);
Point64 point = this.LatLongZoomToPixel(p);
Point64 point2 = this.LatLongZoomToPixel(p2);
if (point.Y - point2.Y < (long)size.Height)
{
break;
}
}
return new LatLonZoom(center.lat, center.lon, i);
}
public LatLonZoom GetTranslationInLatLon(LatLonZoom oldCenterPosition, Point mouseMotion)
{
return new LatLonZoom(oldCenterPosition.lat + this.pixelsToDegrees((long)mouseMotion.Y, oldCenterPosition.zoom), oldCenterPosition.lon - this.pixelsToDegrees((long)mouseMotion.X, oldCenterPosition.zoom), oldCenterPosition.zoom);
}
public DefaultReferenceView(LatLonZoom llz)
{
present = true;
this.llz = llz;
}
public Point GetTranslationInPixels(LatLonZoom center, LatLon point)
{
Point64 point2 = this.LatLongZoomToPixel(center);
Point64 point3 = this.LatLongZoomToPixel(new LatLonZoom(point.lat, point.lon, center.zoom));
return new Point((int)(point3.X - point2.X), (int)(point3.Y - point2.Y));
}
public void PositionUpdated(LatLonZoom llz)
{
PositionUpdated();
}
internal static LatLonZoom ConstrainLLZ(CoordinateSystemIfc coordSys, LatLonZoom src)
{
return new LatLonZoom(coordSys.GetLatRange().Constrain(src.lat), coordSys.GetLonRange().Constrain(src.lon), coordSys.GetZoomRange().Constrain(src.zoom));
}
public TileDisplayDescriptorArray GetTileArrayDescriptor(LatLonZoom center, Size windowSize)
{
TileDisplayDescriptorArray tileDisplayDescriptorArray = new TileDisplayDescriptorArray();
MapRectangle mapWindow = this.GetMapWindow(center, windowSize);
tileDisplayDescriptorArray.topLeftTile = this.GetTileContainingLatLonZoom(new LatLonZoom(mapWindow.GetNW(), center.zoom));
TileAddress tileContainingLatLonZoom = this.GetTileContainingLatLonZoom(new LatLonZoom(mapWindow.GetSE(), center.zoom));
tileDisplayDescriptorArray.tileCountX = tileContainingLatLonZoom.TileX - tileDisplayDescriptorArray.topLeftTile.TileX + 1;
tileDisplayDescriptorArray.tileCountY = tileContainingLatLonZoom.TileY - tileDisplayDescriptorArray.topLeftTile.TileY + 1;
int x = this.GetTranslationInPixels(center, this.GetLatLonOfTileNW(tileDisplayDescriptorArray.topLeftTile)).X;
int x2 = this.GetTranslationInPixels(center, this.GetLatLonOfTileNW(new TileAddress(tileDisplayDescriptorArray.topLeftTile.TileX + tileDisplayDescriptorArray.tileCountX, tileDisplayDescriptorArray.topLeftTile.TileY, tileDisplayDescriptorArray.topLeftTile.ZoomLevel))).X;
int num = x2 - x;
int num2 = windowSize.Width + 512;
if (num > num2)
{
D.Sayf(0, "break", new object[0]);
}
tileDisplayDescriptorArray.layout = this.addressLayout;
tileDisplayDescriptorArray.tileSize = this.GetTileSize();
Point64 point = this.LatLongZoomToPixel(new LatLonZoom(mapWindow.GetNW(), center.zoom));
tileDisplayDescriptorArray.topLeftTileOffset = new Point64((long)tileDisplayDescriptorArray.topLeftTile.TileX * 256L - point.X, (long)tileDisplayDescriptorArray.topLeftTile.TileY * 256L - point.Y).ToPoint();
tileDisplayDescriptorArray.topLeftTile.TileX = VEAddressLayout.WrapLongitude(tileDisplayDescriptorArray.topLeftTile.TileX, tileDisplayDescriptorArray.topLeftTile.ZoomLevel);
return tileDisplayDescriptorArray;
}
public RenderBounds MakeRenderBounds(MapRectangle imageBounds)
{
RenderBounds renderBounds = new RenderBounds();
renderBounds.MinZoom = this.ZoomRange.min;
renderBounds.MaxZoom = this.ZoomRange.max;
renderBounds.TileSize = this.GetTileSize();
renderBounds.imageBounds = imageBounds;
renderBounds.tileRectangle = new TileRectangle[renderBounds.MaxZoom + 1];
for (int i = renderBounds.MinZoom; i <= renderBounds.MaxZoom; i++)
{
renderBounds.tileRectangle[i] = new TileRectangle();
renderBounds.tileRectangle[i].zoom = i;
LatLonZoom llz = new LatLonZoom(imageBounds.GetNW().lat, imageBounds.GetNW().lon, i);
renderBounds.tileRectangle[i].TopLeft = this.GetTileContainingLatLonZoom(llz);
llz = new LatLonZoom(imageBounds.GetSE().lat, imageBounds.GetSE().lon, i);
renderBounds.tileRectangle[i].BottomRight = this.GetTileContainingLatLonZoom(llz);
renderBounds.tileRectangle[i].StrideX = 1;
renderBounds.tileRectangle[i].StrideY = 1;
}
return renderBounds;
}
private TileAddress GetTileContainingLatLonZoom(LatLonZoom llz)
{
Point64 point = this.LatLongZoomToPixel(llz);
return new TileAddress((int)Math.Floor((double)point.X / 256.0), (int)Math.Floor((double)point.Y / 256.0), llz.zoom);
}
private MapRectangle GetMapWindow(LatLonZoom centerPosition, Size windowSize)
{
return new MapRectangle(this.GetUnclippedDraggedView(centerPosition, new Point(windowSize.Width / 2, windowSize.Height / 2)).latlon, this.GetUnclippedDraggedView(centerPosition, new Point(-(windowSize.Width / 2 + 1), -(windowSize.Height / 2 + 1))).latlon);
}
public static LatLonZoom GetZoomedView(CoordinateSystemIfc coordinateSystem, LatLonZoom oldCenterPosition, int steps)
{
int num = oldCenterPosition.zoom + steps;
num = coordinateSystem.GetZoomRange().Constrain(num);
return new LatLonZoom(oldCenterPosition.lat, oldCenterPosition.lon, num);
}
public LatLonZoom GetDefaultView()
{
return(LatLonZoom.World());
}
public static MapRectangle GetBounds(CoordinateSystemIfc coordinateSystem, LatLonZoom center, Size size)
{
LatLon latlon = coordinateSystem.GetTranslationInLatLon(center, new Point(size.Width / 2, size.Height / 2)).latlon;
LatLon latlon2 = coordinateSystem.GetTranslationInLatLon(center, new Point(-size.Width / 2, -size.Height / 2)).latlon;
return new MapRectangle(latlon, latlon2);
}
private TileAddress GetTileContainingLatLonZoom(LatLonZoom llz)
{
Point64 point = new Point64(this.degreesToPixels(llz.lon, llz.zoom), this.degreesToPixels(llz.lat, llz.zoom));
return new TileAddress((int)Math.Floor((double)point.X / 512.0), (int)Math.Floor((double)point.Y / 512.0), llz.zoom);
}
public Point GetTranslationInPixels(LatLonZoom center, LatLon point)
{
return(new Point((int)degreesToPixels(point.lon - center.lon, center.zoom),
(int)degreesToPixels(center.lat - point.lat, center.zoom)));
}
public MapRectangle GetUnclippedMapWindow(LatLonZoom centerPosition, Size windowSize)
{
return new MapRectangle(this.GetTranslationInLatLon(centerPosition, new Point(windowSize.Width / 2, windowSize.Height / 2)).latlon, this.GetTranslationInLatLon(centerPosition, new Point(-(windowSize.Width / 2 + 1), -(windowSize.Height / 2 + 1))).latlon);
}
public void Record(LatLonZoom llz)
{
smvm.RecordSource(llz);
}
public void Record(LatLonZoom llz)
{
smvm.RecordRef(llz);
}
internal static LatLonZoom ConstrainLLZ(CoordinateSystemIfc coordSys, LatLonZoom src)
{
return(new LatLonZoom(coordSys.GetLatRange().Constrain(src.lat), coordSys.GetLonRange().Constrain(src.lon), coordSys.GetZoomRange().Constrain(src.zoom)));
}
