public bool LoadAllGestureConfig()
{
if (!Directory.Exists(GESTURE_DATABASE_DIR))
{
return(false);
}
GESTURE_LIST.Clear();
GESTURE_CONFIG.Clear();
// look for config xml file under database root directory: XXX.xml
IEnumerable <string> gesture_config_files = Directory.EnumerateFiles(GESTURE_DATABASE_DIR, "*.xml");
int gid = 0;
foreach (string g_cfile in gesture_config_files)
{
// get gesture name
int slash_id = g_cfile.LastIndexOf('\\');
string gesture_name = g_cfile.Substring(slash_id + 1, g_cfile.Length - slash_id - 5);
// add to list
GESTURE_LIST.Add(gid, gesture_name);
// read configuration file
GestureTemplateBase cur_basis = LoadGestureConfig(g_cfile, gid);
GESTURE_CONFIG.Add(gid, cur_basis);
gid++;
}
return(true);
}
public GestureTemplateBase LoadGestureConfig(string filename, int gid)
{
if (!File.Exists(filename))
{
return(null);
}
GestureTemplateBase basis = new GestureTemplateBase();
XmlDocument doc = new XmlDocument();
doc.Load(filename);
XmlElement root = doc.DocumentElement;
basis.name = root.Attributes["name"].Value;
basis.id = gid;
for (int i = 0; i < root.ChildNodes.Count; i++)
{
XmlElement joint_elem = root.ChildNodes[i] as XmlElement;
int jtype = int.Parse(joint_elem.Attributes["typeid"].Value);
JointType type = (JointType)jtype;
float weight = float.Parse(joint_elem.Attributes["weight"].Value);
basis.jointWeights[type] = weight;
}
return(basis);
}
public bool SaveGestureConfig(GestureTemplateBase config)
{
// write config file for each gesture model
// format: <Gesture name = "">
// <Joint type="" weight=""></Joint>
// </Gesture>
string filename = GESTURE_DATABASE_DIR + config.name + ".xml";
XmlDocument xmldoc = new XmlDocument();
XmlDeclaration declar = xmldoc.CreateXmlDeclaration("1.0", null, null);
xmldoc.AppendChild(declar);
// create root element
XmlElement root = xmldoc.CreateElement("Gesture");
root.SetAttribute("name", config.name);
xmldoc.AppendChild(root);
#region output_joint_weights
// add joints
foreach (JointType joint_type in config.jointWeights.Keys)
{
XmlElement joint_elem = xmldoc.CreateElement("Joint");
root.AppendChild(joint_elem);
joint_elem.SetAttribute("type", joint_type.ToString());
int jtype = (int)joint_type;
joint_elem.SetAttribute("typeid", jtype.ToString());
joint_elem.SetAttribute("weight", config.jointWeights[joint_type].ToString());
}
#endregion
// save to disk
xmldoc.Save(filename);
return(true);
}
/// <summary>
/// gesture config management
/// </summary>
public bool AddGestureConfig(GestureTemplateBase gbase)
{
string gdir = GESTURE_DATABASE_DIR + gbase.name;
// save config file
string gfilename = GESTURE_DATABASE_DIR + gbase.name + ".xml";
SaveGestureConfig(gbase);
// create new directory
if (!Directory.Exists(gdir))
{
Directory.CreateDirectory(gdir);
}
int max_id = (GESTURE_LIST.Keys.Count > 0 ? GESTURE_LIST.Keys.Max() : -1);
gbase.id = max_id + 1;
GESTURE_LIST.Add(max_id + 1, gbase.name);
GESTURE_CONFIG.Add(max_id + 1, gbase);
return(true);
}
public bool SaveGestureConfig(GestureTemplateBase config)
{
// write config file for each gesture model
// format: <Gesture name = "">
// <Joint type="" weight=""></Joint>
// </Gesture>
string filename = GESTURE_DATABASE_DIR + config.name + ".xml";
XmlDocument xmldoc = new XmlDocument();
XmlDeclaration declar = xmldoc.CreateXmlDeclaration("1.0", null, null);
xmldoc.AppendChild(declar);
// create root element
XmlElement root = xmldoc.CreateElement("Gesture");
root.SetAttribute("name", config.name);
xmldoc.AppendChild(root);
#region output_joint_weights
// add joints
foreach (JointType joint_type in config.jointWeights.Keys)
{
XmlElement joint_elem = xmldoc.CreateElement("Joint");
root.AppendChild(joint_elem);
joint_elem.SetAttribute("type", joint_type.ToString());
int jtype = (int)joint_type;
joint_elem.SetAttribute("typeid", jtype.ToString());
joint_elem.SetAttribute("weight", config.jointWeights[joint_type].ToString());
}
#endregion
// save to disk
xmldoc.Save(filename);
return true;
}
public GestureTemplateBase LoadGestureConfig(string filename, int gid)
{
if (!File.Exists(filename))
return null;
GestureTemplateBase basis = new GestureTemplateBase();
XmlDocument doc = new XmlDocument();
doc.Load(filename);
XmlElement root = doc.DocumentElement;
basis.name = root.Attributes["name"].Value;
basis.id = gid;
for (int i = 0; i < root.ChildNodes.Count; i++)
{
XmlElement joint_elem = root.ChildNodes[i] as XmlElement;
int jtype = int.Parse(joint_elem.Attributes["typeid"].Value);
JointType type = (JointType)jtype;
float weight = float.Parse(joint_elem.Attributes["weight"].Value);
basis.jointWeights[type] = weight;
}
return basis;
}
/// <summary>
/// gesture config management
/// </summary>
public bool AddGestureConfig(GestureTemplateBase gbase)
{
string gdir = GESTURE_DATABASE_DIR + gbase.name;
// save config file
string gfilename = GESTURE_DATABASE_DIR + gbase.name + ".xml";
SaveGestureConfig(gbase);
// create new directory
if (!Directory.Exists(gdir))
Directory.CreateDirectory(gdir);
int max_id = (GESTURE_LIST.Keys.Count > 0 ? GESTURE_LIST.Keys.Max() : -1);
gbase.id = max_id + 1;
GESTURE_LIST.Add(max_id+1, gbase.name);
GESTURE_CONFIG.Add(max_id + 1, gbase);
return true;
}