public Texture2D generateTexture(MapProvider provider, BBox bbox, int i, int j, string OSMFileName)
{
string[] proj = OSMFileName.Split(new char[] { '/', '\\' });
string projectName = proj[proj.Length - 1];
if (File.Exists(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png"))
{
byte[] fileData;
fileData = File.ReadAllBytes(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png");
Texture2D texture = new Texture2D(2, 2);
texture.LoadImage(fileData);
return(texture);
}
Texture2D uncroppedTexture = generateUncroppedTexture(bbox, provider, i, j);
Rect cropWindow = generateCroppingRect(bbox);
Texture2D finalTexture = CropTexture(uncroppedTexture, cropWindow);
if (!Directory.Exists(tileFolder + "/final/"))
{
Directory.CreateDirectory(tileFolder + "/final/");
}
var tex = new Texture2D(finalTexture.width, finalTexture.height);
tex.SetPixels32(finalTexture.GetPixels32());
tex.Apply(false);
File.WriteAllBytes(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png", tex.EncodeToPNG());
return(finalTexture);
}
public Texture2D generateTexture(MapProvider provider, BBox bbox, int i, int j, string OSMFileName)
{
string[] proj = OSMFileName.Split(new char[] {'/', '\\'});
string projectName = proj[proj.Length - 1];
if (File.Exists(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png"))
{
byte[] fileData;
fileData = File.ReadAllBytes(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png");
Texture2D texture = new Texture2D(2, 2);
texture.LoadImage(fileData);
return texture;
}
Texture2D uncroppedTexture = generateUncroppedTexture(bbox, provider, i, j);
Rect cropWindow = generateCroppingRect(bbox);
Texture2D finalTexture = CropTexture(uncroppedTexture, cropWindow);
if (!Directory.Exists(tileFolder + "/final/"))
Directory.CreateDirectory(tileFolder + "/final/");
var tex = new Texture2D(finalTexture.width, finalTexture.height);
tex.SetPixels32(finalTexture.GetPixels32());
tex.Apply(false);
File.WriteAllBytes(tileFolder + "/final/" + provider.ToString("G") + "_" + projectName + "_" + i + "_" + j + ".png", tex.EncodeToPNG());
return finalTexture;
}
/// <summary>
/// Returns the name of the cached image that corresponds with the parameters passed across.
/// </summary>
/// <param name="mapProvider"></param>
/// <param name="tileServerName"></param>
/// <param name="zoom"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="retina"></param>
/// <returns></returns>
private static string BuildFileName(Options options, MapProvider mapProvider, string tileServerName, string zoom, string x, string y, string retina, string extension)
{
var rootFolder = GetRootFolder(options);
var result = Path.Combine(rootFolder, SanitisePathPart(mapProvider.ToString()));
result = Path.Combine(result, SanitisePathPart(tileServerName));
result = Path.Combine(result, SanitisePathPart(zoom));
result = Path.Combine(result, SanitisePathPart(x));
result = Path.Combine(result, SanitisePathPart($"{y}{retina}{extension}"));
result = Path.GetFullPath(result);
if (result.Length < rootFolder.Length)
{
result = null;
}
else if (!String.Equals(rootFolder, result.Substring(0, rootFolder.Length), StringComparison.OrdinalIgnoreCase))
{
result = null;
}
return(result);
}
private Texture2D DownloadTile(int tilex, int tiley, MapProvider provider)
{
string _URL = "";
if (!Directory.Exists(tileFolder + provider.ToString("G")))
{
Directory.CreateDirectory(tileFolder + provider.ToString("G"));
}
string savedfileName = +zoomLevel + "_" + tilex + "_" + tiley;
switch (provider)
{
case MapProvider.MapQuest:
_URL = "http://otile1.mqcdn.com/tiles/1.0.0/osm/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.OpenStreetMap:
_URL = "http://" + "a" + ".tile.openstreetmap.org/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.OpenStreetMapNoLabel:
_URL = "http://a.tiles.wmflabs.org/osm-no-labels/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.BingMapStreet:
_URL = "http://ecn.t" + ((tilex + tiley) % 7).ToString() + ".tiles.virtualearth.net/tiles/" + "r";
for (int i = zoomLevel - 1; i >= 0; i--)
{
_URL = _URL + (((((tiley >> i) & 1) << 1) + ((tilex >> i) & 1)));
}
_URL = _URL + ".png" + "?g=409&mkt=en-us";
savedfileName = savedfileName + ".png";
break;
case MapProvider.BingMapAerial:
_URL = "http://ecn.t" + ((tilex + tiley) % 7).ToString() + ".tiles.virtualearth.net/tiles/" + "a";
for (int i = zoomLevel - 1; i >= 0; i--)
{
_URL = _URL + (((((tiley >> i) & 1) << 1) + ((tilex >> i) & 1)));
}
_URL = _URL + ".jpeg" + "?g=409&mkt=en-us";
savedfileName = savedfileName + ".jpg";
break;
default:
return(null);
}
try
{
FileDownloader.downloadfromURL(_URL, tileFolder + provider.ToString("G") + "/" + savedfileName);
}
catch
{
if (provider == MapProvider.OpenStreetMapNoLabel)
{
_URL = "http://" + "a" + ".tile.openstreetmap.org/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
FileDownloader.downloadfromURL(_URL, tileFolder + provider.ToString("G") + "/" + savedfileName);
}
}
byte[] fileData;
fileData = File.ReadAllBytes(tileFolder + provider.ToString("G") + "/" + savedfileName);
Texture2D texture = new Texture2D(2, 2);
texture.LoadImage(fileData);
return(texture);
}
private Texture2D DownloadTile(int tilex,int tiley, MapProvider provider)
{
string _URL = "";
if(!Directory.Exists(tileFolder + provider.ToString("G")))
Directory.CreateDirectory(tileFolder+ provider.ToString("G"));
string savedfileName = + zoomLevel + "_" + tilex + "_" + tiley;
switch (provider)
{
case MapProvider.MapQuest:
_URL = "http://otile1.mqcdn.com/tiles/1.0.0/osm/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.OpenStreetMap:
_URL = "http://" + "a" + ".tile.openstreetmap.org/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.OpenStreetMapNoLabel:
_URL = "http://a.tiles.wmflabs.org/osm-no-labels/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
savedfileName = savedfileName + ".png";
break;
case MapProvider.BingMapStreet:
_URL = "http://ecn.t" + ((tilex + tiley) % 7).ToString() + ".tiles.virtualearth.net/tiles/" + "r";
for (int i = zoomLevel - 1; i >= 0; i--)
{
_URL = _URL + (((((tiley >> i) & 1) << 1) + ((tilex >> i) & 1)));
}
_URL = _URL + ".png" + "?g=409&mkt=en-us";
savedfileName = savedfileName + ".png";
break;
case MapProvider.BingMapAerial:
_URL = "http://ecn.t" + ((tilex + tiley) % 7).ToString() + ".tiles.virtualearth.net/tiles/" + "a";
for (int i = zoomLevel - 1; i >= 0; i--)
{
_URL = _URL + (((((tiley >> i) & 1) << 1) + ((tilex >> i) & 1)));
}
_URL = _URL + ".jpeg" + "?g=409&mkt=en-us";
savedfileName = savedfileName + ".jpg";
break;
default:
return null;
}
try
{
FileDownloader.downloadfromURL(_URL, tileFolder + provider.ToString("G") + "/" + savedfileName);
}
catch
{
if(provider == MapProvider.OpenStreetMapNoLabel)
{
_URL = "http://" + "a" + ".tile.openstreetmap.org/" + zoomLevel.ToString() + "/" + tilex.ToString() + "/" + tiley.ToString() + ".png";
FileDownloader.downloadfromURL(_URL, tileFolder + provider.ToString("G") + "/" + savedfileName);
}
}
byte[] fileData;
fileData = File.ReadAllBytes(tileFolder + provider.ToString("G") + "/" + savedfileName);
Texture2D texture = new Texture2D(2, 2);
texture.LoadImage(fileData);
return texture;
}
