/// <summary>
/// Removes a layer from the child layer list
/// </summary>
/// <param name="layer">Layer to be removed.</param>
public virtual void Remove(RenderableObject layer)
{
lock (this.m_children.SyncRoot) {
this.m_children.Remove(layer);
layer.Dispose();
layer.ParentList = null;
}
}
public virtual void RemoveAll()
{
try {
while (m_children.Count > 0)
{
RenderableObject ro = (RenderableObject)m_children[0];
m_children.RemoveAt(0);
ro.Dispose();
}
}
catch {}
}
/// <summary>
/// Removes a layer from the child layer list
/// </summary>
/// <param name="objectName">Name of object to remove</param>
public virtual void Remove(string objectName)
{
lock (this.m_children.SyncRoot)
{
for (int i = 0; i < this.m_children.Count; i++)
{
RenderableObject ro = (RenderableObject)this.m_children[i];
if (ro.Name.Equals(objectName))
{
this.m_children.RemoveAt(i);
ro.Dispose();
ro.ParentList = null;
break;
}
}
}
}
/// <summary>
/// if ro is chart, then add it to list.
/// </summary>
/// <param name="ro"></param>
public override void Add(RenderableObject ro)
{
MyChart c = ro as MyChart;
if (c == null)
{
ro.Dispose();
return;
}
c.ParentWorld = this.ParentWorld;
base.m_children.Add(ro);
// the first chart added to this layer
if (base.Count == 1)
{
this.east = c.Longitude;
this.west = c.Longitude;
this.south = c.Latitude;
this.north = c.Latitude;
}
else
{
if (this.east
< c.Longitude)
{
this.east = c.Longitude;
}
if (this.west
> c.Longitude)
{
this.west = c.Longitude;
}
if (this.north
< c.Latitude)
{
this.north = c.Latitude;
}
if (this.south
> c.Latitude)
{
this.south = c.Latitude;
}
}
base.Inited = false;
}
/// <summary>
/// if ro is chart, then add it to list.
/// </summary>
/// <param name="ro"></param>
public override void Add(RenderableObject ro)
{
MyChart c = ro as MyChart;
if (c == null) {
ro.Dispose();
return;
}
c.ParentWorld = this.ParentWorld;
base.m_children.Add(ro);
// the first chart added to this layer
if (base.Count == 1) {
this.east = c.Longitude;
this.west = c.Longitude;
this.south = c.Latitude;
this.north = c.Latitude;
}
else {
if (this.east
< c.Longitude) {
this.east = c.Longitude;
}
if (this.west
> c.Longitude) {
this.west = c.Longitude;
}
if (this.north
< c.Latitude) {
this.north = c.Latitude;
}
if (this.south
> c.Latitude) {
this.south = c.Latitude;
}
}
base.Inited = false;
}
/// <summary>
/// Removes a layer from the child layer list
/// </summary>
/// <param name="layer">Layer to be removed.</param>
public virtual void Remove(RenderableObject layer)
{
lock(this.m_children.SyncRoot)
{
this.m_children.Remove(layer);
layer.Dispose();
layer.ParentList = null;
}
}
/// <summary>
/// Removes all deleted ROs. Called only in Update (Worker thread)
/// </summary>
private void Remove()
{
// get the writer lock for the delList because we need to clear at the end.
// if we just do a reader lock and upgrade you can get another
// writer in there which means we'd clear the delList before
// we remove new items for deletion from the child list.
m_delRWLock.AcquireWriterLock(Timeout.Infinite);
try
{
// if we need to clear everyone just do it.
if (m_delAll)
{
if (GetWriterLock(10))
{
try
{
while (m_children.Count > 0)
{
RenderableObject ro = (RenderableObject)m_children[0];
m_children.RemoveAt(0);
ro.Dispose();
}
}
finally
{
m_childrenRWLock.ReleaseWriterLock();
}
m_delAll = false;
// we can safely clear the list
m_delList.Clear();
}
else
{
// try next update cycle
}
}
else
{
// get a writer lock so we can remove from the child list
if (GetWriterLock(10))
{
try
{
foreach (object data in m_delList)
{
RenderableObject rod = data as RenderableObject;
if (rod != null)
{
this.m_children.Remove(rod);
rod.ParentList = null;
rod.Dispose();
}
string objectName = data as String;
if (objectName != null)
{
for (int i = 0; i < this.m_children.Count; i++)
{
RenderableObject ro = (RenderableObject)this.m_children[i];
if (ro.Name.Equals(objectName))
{
this.m_children.RemoveAt(i);
ro.ParentList = null;
ro.Dispose();
break;
}
}
}
}
// we can safely clear the list
m_delList.Clear();
}
finally
{
m_childrenRWLock.ReleaseWriterLock();
}
}
else
{
// try next update cycle
}
}
}
finally
{
m_delRWLock.ReleaseWriterLock();
}
}
