private static RenderedLayerDisplayInfo BuildLayerSelector(ViewerControl viewer, CachePackage cachePackage,
string basePath, CrunchedFile crunchedFile)
{
RenderedLayerDisplayInfo renderedLayerDisplayInfo = new RenderedLayerDisplayInfo();
renderedLayerDisplayInfo.tsmiList = new List <ToolStripMenuItem>();
foreach (CrunchedLayer current in crunchedFile.crunchedLayers)
{
RenderedLayerSelector renderedLayerSelector = new RenderedLayerSelector(current);
renderedLayerSelector.viewer = viewer;
renderedLayerSelector.menuItem = new ToolStripMenuItem(current.displayName);
renderedLayerSelector.tileSource = new RenderedTileSource(cachePackage,
new VENamingScheme(Path.Combine(basePath, current.namingScheme.GetFilePrefix()),
current.namingScheme.GetFileSuffix()));
renderedLayerSelector.menuItem.Tag = renderedLayerSelector;
renderedLayerSelector.menuItem.Click += MenuItem_Click;
renderedLayerDisplayInfo.tsmiList.Add(renderedLayerSelector.menuItem);
}
for (int i = 0; i < renderedLayerDisplayInfo.tsmiList.Count; i++)
{
((RenderedLayerSelector)renderedLayerDisplayInfo
.tsmiList[renderedLayerDisplayInfo.tsmiList.Count - 1 - i].Tag).ToggleLayer();
}
renderedLayerDisplayInfo.defaultView = crunchedFile.crunchedLayers[0].defaultView;
return(renderedLayerDisplayInfo);
}
private static CrunchedFile GetRenderedMashupsFromFile(Uri uri)
{
CrunchedFile crunchedFile;
try
{
crunchedFile = CrunchedFile.FromUri(uri);
}
catch (XmlException ex)
{
throw new Exception(string.Format("File {0} does not conform to {1} format. (Error was: {2})",
uri,
CrunchedFile.CrunchedFilename,
ex.Message));
}
catch (Exception ex2)
{
throw new Exception(string.Format("Couldn't read {0}:\n{1}", uri, ex2.Message));
}
if (crunchedFile.crunchedLayers.Count == 0)
{
throw new Exception(string.Format("Found no rendered layers described in {0}\n", uri));
}
return(crunchedFile);
}
public static CrunchedFile FromUri(Uri uri)
{
XmlTextReader reader;
if (uri.IsFile)
{
string localPath = uri.LocalPath;
reader = new XmlTextReader(File.Open(localPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite));
}
else
{
if (!(uri.Scheme == "http"))
{
throw new Exception(string.Format("Unhandled URI scheme {0}", uri.Scheme));
}
HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(uri);
httpWebRequest.CachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.Revalidate);
D.Sayf(1, "Fetching {0}", new object[] { uri });
HttpWebResponse httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse();
if (httpWebResponse.StatusCode != HttpStatusCode.OK)
{
throw new Exception(
string.Format("HTTP {0} from web source", httpWebResponse.StatusCode.ToString()));
}
Stream responseStream = httpWebResponse.GetResponseStream();
reader = new XmlTextReader(responseStream);
}
MashupParseContext mashupParseContext = new MashupParseContext(reader);
CrunchedFile crunchedFile = null;
using (mashupParseContext)
{
while (mashupParseContext.reader.Read() && crunchedFile == null)
{
if (mashupParseContext.reader.NodeType == XmlNodeType.Element &&
mashupParseContext.reader.Name == crunchedFileTag)
{
crunchedFile = new CrunchedFile(mashupParseContext);
break;
}
}
mashupParseContext.Dispose();
}
if (crunchedFile == null)
{
throw new InvalidMashupFile(mashupParseContext,
string.Format("{0} doesn't appear to be a valid crunched file.", uri));
}
return(crunchedFile);
}
public static RenderedLayerDisplayInfo GetLayerSelector(ViewerControl viewer, CachePackage cachePackage, Uri uri)
{
RenderedLayerDisplayInfo result;
try
{
CrunchedFile renderedMashupsFromFile = RenderedLayerSelector.GetRenderedMashupsFromFile(uri);
D.Assert(uri.IsFile);
string localPath = uri.LocalPath;
result = RenderedLayerSelector.BuildLayerSelector(viewer, cachePackage, Path.GetDirectoryName(localPath), renderedMashupsFromFile);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error opening crunched file ", MessageBoxButtons.OK, MessageBoxIcon.Hand);
result = null;
}
return(result);
}
private static RenderedLayerDisplayInfo BuildLayerSelector(ViewerControl viewer, CachePackage cachePackage, string basePath, CrunchedFile crunchedFile)
{
RenderedLayerDisplayInfo renderedLayerDisplayInfo = new RenderedLayerDisplayInfo();
renderedLayerDisplayInfo.tsmiList = new List<ToolStripMenuItem>();
foreach (CrunchedLayer current in crunchedFile.crunchedLayers)
{
RenderedLayerSelector renderedLayerSelector = new RenderedLayerSelector(current);
renderedLayerSelector.viewer = viewer;
renderedLayerSelector.menuItem = new ToolStripMenuItem(current.displayName);
renderedLayerSelector.tileSource = new RenderedTileSource(cachePackage, new VENamingScheme(Path.Combine(basePath, current.namingScheme.GetFilePrefix()), current.namingScheme.GetFileSuffix()));
renderedLayerSelector.menuItem.Tag = renderedLayerSelector;
renderedLayerSelector.menuItem.Click += new EventHandler(RenderedLayerSelector.MenuItem_Click);
renderedLayerDisplayInfo.tsmiList.Add(renderedLayerSelector.menuItem);
}
for (int i = 0; i < renderedLayerDisplayInfo.tsmiList.Count; i++)
{
((RenderedLayerSelector)renderedLayerDisplayInfo.tsmiList[renderedLayerDisplayInfo.tsmiList.Count - 1 - i].Tag).ToggleLayer();
}
renderedLayerDisplayInfo.defaultView = crunchedFile.crunchedLayers[0].defaultView;
return renderedLayerDisplayInfo;
}
public static CrunchedFile FromUri(Uri uri)
{
XmlTextReader reader;
if (uri.IsFile)
{
string localPath = uri.LocalPath;
reader = new XmlTextReader(File.Open(localPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite));
}
else
{
if (!(uri.Scheme == "http"))
{
throw new Exception(string.Format("Unhandled URI scheme {0}", uri.Scheme));
}
HttpWebRequest httpWebRequest = (HttpWebRequest)WebRequest.Create(uri);
httpWebRequest.CachePolicy = new HttpRequestCachePolicy(HttpRequestCacheLevel.Revalidate);
D.Sayf(1, "Fetching {0}", new object[]
{
uri
});
HttpWebResponse httpWebResponse = (HttpWebResponse)httpWebRequest.GetResponse();
if (httpWebResponse.StatusCode != HttpStatusCode.OK)
{
throw new Exception(string.Format("HTTP {0} from web source", httpWebResponse.StatusCode.ToString()));
}
Stream responseStream = httpWebResponse.GetResponseStream();
reader = new XmlTextReader(responseStream);
}
MashupParseContext mashupParseContext = new MashupParseContext(reader);
CrunchedFile crunchedFile = null;
using (mashupParseContext)
{
while (mashupParseContext.reader.Read() && crunchedFile == null)
{
if (mashupParseContext.reader.NodeType == XmlNodeType.Element && mashupParseContext.reader.Name == CrunchedFile.crunchedFileTag)
{
crunchedFile = new CrunchedFile(mashupParseContext);
break;
}
}
mashupParseContext.Dispose();
}
if (crunchedFile == null)
{
throw new InvalidMashupFile(mashupParseContext, string.Format("{0} doesn't appear to be a valid crunched file.", uri));
}
return crunchedFile;
}
