/// <summary>
/// Channel info can be specified in an XML file, this reads that information
/// </summary>
/// <param name="elem"></param>
/// <returns></returns>
public static ChannelInfo[] FromXML(XElement elemChannelInfo)
{
if (elemChannelInfo == null)
return new ChannelInfo[0];
List<ChannelInfo> channels = new List<ChannelInfo>();
foreach (XNode node in elemChannelInfo.Nodes())
{
XElement elem = node as XElement;
if (elem == null)
continue;
switch (elem.Name.LocalName)
{
case "Channel":
bool CreateChannel = true;
string Section = "Selected";
if (Utils.IO.GetAttributeCaseInsensitive(elem,"Section") != null)
Section = IO.GetAttributeCaseInsensitive(elem,"Section").Value;
int? SectionNumber = new int?();
ChannelInfo.SectionInfo refSectionInfo = SectionInfo.FIXED;
switch (Section.ToLower())
{
case "selected":
refSectionInfo = SectionInfo.SELECTED;
break;
case "above":
refSectionInfo = SectionInfo.ABOVE;
break;
case "below":
refSectionInfo = SectionInfo.BELOW;
break;
default:
try
{
SectionNumber = new int?(System.Convert.ToInt32(Section));
refSectionInfo = SectionInfo.FIXED;
}
catch (FormatException )
{
Trace.WriteLine("Cannot format Section attribute of ChannelInfo: " + elem.ToString(), "VolumeModel");
CreateChannel = false;
}
break;
}
string Channel = "";
if (IO.GetAttributeCaseInsensitive(elem, "Channel") != null)
{
Channel = IO.GetAttributeCaseInsensitive(elem, "Channel").Value;
if (Channel == "Selected")
Channel = "";
}
string Color = "#FFFFFF";
if (IO.GetAttributeCaseInsensitive(elem, "Color") != null)
Color = IO.GetAttributeCaseInsensitive(elem, "Color").Value;
//Convert the color to a valid value
Geometry.Graphics.Color ChannelColor;
System.Drawing.Color FromNameColor = System.Drawing.Color.FromName(Color);
//If the color is unknown we have all zeros in the color
if (FromNameColor.A == 0 &&
FromNameColor.B == 0 &&
FromNameColor.G == 0 &&
FromNameColor.R == 0)
{
int ColorValue = 0;
try
{
if (Color.StartsWith("#"))
{
Color = Color.Substring(1);
ColorValue = Int32.Parse(Color, System.Globalization.NumberStyles.HexNumber);
}
else if (Color.StartsWith("0x"))
{
Color = Color.Substring(2);
ColorValue = Int32.Parse(Color, System.Globalization.NumberStyles.HexNumber);
}
else
{
ColorValue = Int32.Parse(Color, System.Globalization.NumberStyles.Integer);
}
}
catch (FormatException )
{
Trace.WriteLine("Cannot format Color attribute of ChannelInfo: " + elem.ToString(), "VolumeModel");
CreateChannel = false;
}
ChannelColor = new Geometry.Graphics.Color((Byte)(ColorValue >> 16),
(Byte)(ColorValue >> 8),
(Byte)(ColorValue),
(Byte)(255 - (ColorValue >> 24)));
}
else
{
ChannelColor = new Geometry.Graphics.Color(FromNameColor.R,
FromNameColor.G,
FromNameColor.B,
FromNameColor.A);
}
if (CreateChannel)
{
ChannelInfo newChannel = new ChannelInfo();
newChannel.ChannelName = Channel;
newChannel.Color = ChannelColor;
newChannel.SectionSource = refSectionInfo;
newChannel.FixedSectionNumber = SectionNumber;
channels.Add(newChannel);
}
break;
}
}
return channels.ToArray();
}
public object Clone()
{
ChannelInfo clone = new ChannelInfo();
clone.ChannelName = this.ChannelName;
clone.Color = this.Color;
clone.FixedSectionNumber = this.FixedSectionNumber;
clone.SectionSource = this.SectionSource;
return clone;
}
/// <summary>
///
/// </summary>
/// <param name="path">The host and path to the volume, no filenames</param>
/// <param name="localCachePath">LocaL cache path corresponding to the path</param>
/// <param name="workerThread">optional worker thread to report progress</param>
public Volume(string path, string localCachePath, XDocument VolumeXML, System.ComponentModel.BackgroundWorker workerThread)
{
//Load the default settings from user preferences
//ChannelInfo DefaultChannel = new ChannelInfo();
DefaultChannels = new ChannelInfo[0];
this._Host = path;
this.LocalCachePath = localCachePath;
Initialize(VolumeXML, workerThread);
}
internal ChannelPickerControl(ChannelInfo info)
: this()
{
this.Info = info;
}
internal SetupChannelsForm(ChannelInfo[] Channels, string[] ChannelNames)
{
InitializeComponent();
ChannelControl.SetChannelData(Channels, ChannelNames);
}
