/// <summary>
/// Prompts a user to place the current tag.
/// </summary>
public void Place()
{
if (!Application.IsConnected)
{
throw SprExceptions.SprNotConnected;
}
if (IsPlaced)
{
throw new SprException("Tag {0} is already placed", Id);
}
var tagOrigin = new SprPoint3D();
// Get an object on screen and set the origin point to its location
Application.HighlightClear();
var objId = Application.GetObjectId("SELECT TAG START POINT", ref tagOrigin);
if (objId == 0)
{
Application.Windows.TextWindow.Text = "Tag placement canceled.";
return;
}
// Highlight the selected object
Application.HighlightObject(objId, Color.Fuchsia);
// Get the tag leader point using the origin for depth
var tagLeader = Application.GetPoint("SELECT TAG LEADER LOCATION", tagOrigin);
if (tagLeader == null)
{
Application.HighlightClear();
Application.Windows.TextWindow.Text = "Tag placement canceled.";
return;
}
_linkedObject = Application.GetObjectData(objId);
Flags |= SprConstants.SprTagLabel;
Id = Application.NextTag;
// Set the tag registry values
SprUtilities.SetTagRegistry(this);
// Place the tag
Application.SprStatus = Application.DrApi.TagSetDbl(Id, 0, Flags, ref tagLeader.DrPointDbl,
ref tagOrigin.DrPointDbl, LinkedObject.Linkage.DrKey, Text);
if (Application.SprStatus != 0)
{
throw Application.SprException;
}
//IsPlaced = true;
_leaderPoint = tagLeader;
_originPoint = tagOrigin;
Application.Tags.Add(this);
Refresh();
// Clear the tag registry
SprUtilities.ClearTagRegistry();
SendToTextWindow();
Application.HighlightClear();
Application.SprStatus = Application.DrApi.ViewUpdate(1);
if (Application.SprStatus != 0)
{
throw Application.SprException;
}
}
/// <summary>
/// Prompts a user to select new leader points for an existing tag.
/// DisplayLeader will automatically be set to true.
/// </summary>
public void EditLeader()
{
if (!Application.IsConnected)
{
throw SprExceptions.SprNotConnected;
}
if (!IsPlaced)
{
throw new SprException("Tag {0} is not placed.", Id);
}
var tagOrigin = new SprPoint3D();
// Get an object on screen and set the origin point to its location
Application.HighlightClear();
var objId = Application.GetObjectId("SELECT NEW TAG START POINT", ref tagOrigin);
if (objId == 0)
{
Application.Windows.TextWindow.Text = "Tag placement canceled.";
return;
}
// Highlight the selected object
Application.HighlightObject(objId, Color.Fuchsia);
// Get the tag leader point on screen
var tagLeader = Application.GetPoint("SELECT NEW LEADER LOCATION", tagOrigin);
if (tagLeader == null)
{
Application.HighlightClear();
Application.Windows.TextWindow.Text = "Tag placement canceled.";
return;
}
_linkedObject = Application.GetObjectData(objId);
DisplayLeader = true;
Flags |= SprConstants.SprTagLabel;
Flags |= SprConstants.SprTagEdit;
// Update the tag with the new leader points
Application.SprStatus = Application.DrApi.TagSetDbl(Id, 0, Flags, tagLeader.DrPointDbl,
tagOrigin.DrPointDbl, LinkedObject.Linkage.DrKey, Text);
if (Application.SprStatus != 0)
{
throw Application.SprException;
}
Refresh();
// Flip the tag 180 degrees. Intergraph is AWESOME!
var swap = LeaderPoint;
LeaderPoint = OriginPoint;
OriginPoint = swap;
Update();
SendToTextWindow();
Application.HighlightClear();
Application.SprStatus = Application.DrApi.ViewUpdate(1);
if (Application.SprStatus != 0)
{
throw Application.SprException;
}
}
