void locateGripsAtInt(int x, int y, ref ExGripDataCollection aRes, ExGripDataCollection coll, Point3d ptFirst, Tolerance tol)
{
foreach (ExGripData exgrData in coll)
{
Point3d ptCurrent = exgrData.Point;
if (aRes.Count == 0)
{
// First grip is obtained by comparing
// grip point device position with cursor position.
using (Teigha.GraphicsSystem.View pView = m_pDevice.ActiveView)
{
Point3d ptDC = ptCurrent.TransformBy(pView.WorldToDeviceMatrix);
double dDeltaX = Math.Abs(x - ptDC.X);
double dDeltaY = Math.Abs(y - ptDC.Y);
bool bOk = (dDeltaX <= m_GRIPSIZE) && (dDeltaY <= m_GRIPSIZE);
if (bOk)
{
ptFirst = ptCurrent;
aRes.Add(exgrData);
}
}
}
else
{
if (ptCurrent.IsEqualTo(ptFirst, tol))
{
aRes.Add(exgrData);
}
}
}
}
bool locateActiveGrips(out IntegerCollection aIndices)
{
ExGripDataCollection grDataCol = entPath() ? m_pOwner.GetSubentGripData(m_pOwner.GripDataDict[entityId()], subentPath).SubData :
m_pOwner.GripDataDict[entityId()].DataArray;
bool bExMethod = true;
aIndices = new IntegerCollection();
int i = 0;
foreach (ExGripData dat in grDataCol)
{
if (null == dat.Data)
{
bExMethod = false;
}
if (GripData.DrawType.DragImageGrip == dat.Status)
{
aIndices.Add(i);
}
i++;
}
return(bExMethod);
}
public bool startHover(int x, int y)
{
bool bRet = endHover();
ExGripDataCollection aKeys = new ExGripDataCollection();
locateGripsAt(x, y, ref aKeys);
if (0 != aKeys.Count)
{
m_hoverGripsColl = aKeys;
foreach (ExGripData gr in m_hoverGripsColl)
{
if (GripData.DrawType.WarmGrip == gr.Status)
{
gr.Status = GripData.DrawType.HoverGrip;
if (m_pGsModel != null)
{
m_pGsModel.OnModified(gr, null);
}
else
{
m_pDevice.Invalidate();
}
}
}
bRet = true;
}
return(bRet);
}
public void uninit()
{
m_pDevice = null;
m_pGsModel = null;
m_hoverGripsColl = null;
m_gripDataDict = null;
m_aDrags = null;
}
public ExGripManager()
{
m_hoverGripsColl = new ExGripDataCollection();
m_ptBasePoint = Point3d.Origin;
m_ptLastPoint = Point3d.Origin;
m_gripDataDict = new Dictionary <ObjectId, ExGripDataExt>();
m_aDrags = new ExGripDragCollection();
}
public void locateGripsAt(int x, int y, ref ExGripDataCollection aRes)
{
Point3d ptFirst = new Point3d();
Tolerance tol = new Tolerance(1E-4, 1E-4);
foreach (KeyValuePair <ObjectId, ExGripDataExt> grData in m_gripDataDict)
{
locateGripsAtInt(x, y, ref aRes, grData.Value.DataArray, ptFirst, tol);
foreach (ExGripDataSubent exgrData in grData.Value.DataSub)
{
locateGripsAtInt(x, y, ref aRes, exgrData.SubData, ptFirst, tol);
}
}
}
public void moveEntity(Point3d ptMoveAt)
{
IntegerCollection aIndices;
bool bExMethod = locateActiveGrips(out aIndices);
Vector3d vOffset = ptMoveAt - m_pOwner.BasePoint;
using (DBObject dbObj = entityId().GetObject(OpenMode.ForWrite))
{
if (dbObj is Entity)
{
Entity ent = (Entity)dbObj;
ExGripDataCollection grDataCol = entPath() ? m_pOwner.GetSubentGripData(m_pOwner.GripDataDict[entityId()], subentPath).SubData :
m_pOwner.GripDataDict[entityId()].DataArray;
if (bExMethod)
{
IntPtr[] aIds = new IntPtr[aIndices.Count];
int index = 0;
foreach (int i in aIndices)
{
if (i < grDataCol.Count)
{
aIds[index++] = grDataCol[i].Data.AppData;
}
}
if (entPath())
{
FullSubentityPath[] aPaths = new FullSubentityPath[1];
aPaths[0] = subentPath;
ent.MoveGripPointsAtSubentityPaths(aPaths, aIds, vOffset, 0);
}
else
{
ent.MoveGripPointsAt(aIds, vOffset, MoveGripPointsFlags.Osnapped);
}
}
else
{
ent.MoveGripPointsAt(aIndices, vOffset);
}
}
}
}
public void DragFinal(Point3d ptFinal, bool bOk)
{
if (bOk)
{
using (Teigha.GraphicsSystem.View pView = m_pDevice.ActiveView)
{
foreach (ExGripDrag grDrag in m_aDrags)
{
grDrag.moveEntity(ptFinal);
pView.Erase(grDrag);
grDrag.notifyDragEnded();
updateEntityGrips(grDrag.entityId());
grDrag.uninit();
}
}
}
else
{
foreach (ExGripDrag grDrag in m_aDrags)
{
grDrag.notifyDragAborted();
}
}
m_aDrags.Clear();
if (bOk)
{
updateInvisibleGrips();
}
foreach (ExGripData exgrData in aActiveKeys)
{
exgrData.Status = GripData.DrawType.WarmGrip;
}
aActiveKeys = null;
}
void locateGripsByStatus(GripData.DrawType eStatus, ref ExGripDataCollection aResult)
{
foreach (KeyValuePair <ObjectId, ExGripDataExt> grData in m_gripDataDict)
{
foreach (ExGripData exgrDat in grData.Value.DataArray)
{
if (exgrDat.Status == eStatus)
{
aResult.Add(exgrDat);
}
}
foreach (ExGripDataSubent exgrData in grData.Value.DataSub)
{
foreach (ExGripData exgrDat in exgrData.SubData)
{
if (exgrDat.Status == eStatus)
{
aResult.Add(exgrDat);
}
}
}
}
}
public ExGripDataExt()
{
m_pDataArray = new ExGripDataCollection();
m_pDataSub = new ExGripDataSubentCollection();
}
void updateInvisibleGrips()
{
ExGripDataCollection aOverall = new ExGripDataCollection();
foreach (KeyValuePair <ObjectId, ExGripDataExt> grDataDc in m_gripDataDict)
{
foreach (ExGripData grData in grDataDc.Value.DataArray)
{
aOverall.Add(grData);
}
foreach (ExGripDataSubent grDataSub in grDataDc.Value.DataSub)
{
foreach (ExGripData grData in grDataSub.SubData)
{
aOverall.Add(grData);
}
}
}
int iSize = aOverall.Count;
for (int i = 0; i < iSize; i++)
{
ExGripData grData = aOverall[i];
grData.Invisible = false;
grData.Shared = false;
IntegerCollection aEq = new IntegerCollection();
aEq.Add(i);
Point3d ptIni = grData.Point;
int iNext = i + 1;
Tolerance tc = new Tolerance(1E-6, 1E-6);
while (iNext < iSize)
{
Point3d ptCur = aOverall[iNext].Point;
if (ptIni.IsEqualTo(ptCur, tc))
{
aEq.Add(iNext);
iNext++;
}
else
{
break;
}
}
if (aEq.Count >= 2)
{
int iVisible = 0;
int jSize = aEq.Count;
for (int j = 0; j < iSize; j++)
{
ExGripData pGrip = aOverall[aEq[j]];
bool bOk = true;
if (pGrip.Data != null)
{
if (pGrip.Data.SkipWhenShared)
{
bOk = false;
}
}
if (bOk)
{
iVisible = j;
break;
}
}
for (int j = 0; j < iSize; j++)
{
ExGripData pGrip = aOverall[aEq[j]];
pGrip.Shared = true;
pGrip.Invisible = (j != iVisible);
}
}
}
}
public bool OnMouseDown(int x, int y)
{
endHover();
ExGripDataCollection aKeys = new ExGripDataCollection();
locateGripsAt(x, y, ref aKeys);
if (aKeys.Count > 0)
{
//if ( bShift ) TODO
{
bool bMakeHot = true;
foreach (KeyValuePair <ObjectId, ExGripDataExt> grData in m_gripDataDict)
{
foreach (ExGripData exgrData in grData.Value.DataArray)
{
if (GripData.DrawType.HotGrip == exgrData.Status)
{
bMakeHot = false;
break;
}
}
foreach (ExGripDataSubent grDatSub in grData.Value.DataSub)
{
foreach (ExGripData exgrData in grDatSub.SubData)
{
if (GripData.DrawType.HotGrip == exgrData.Status)
{
bMakeHot = false;
break;
}
}
if (bMakeHot == false)
{
break;
}
}
if (bMakeHot == false)
{
break;
}
}
if (bMakeHot)
{
foreach (ExGripData exgrData in aKeys)
{
exgrData.Status = GripData.DrawType.HotGrip;
}
}
aActiveKeys = new ExGripDataCollection();
locateGripsByStatus(GripData.DrawType.HotGrip, ref aActiveKeys);
if (aActiveKeys.Count == 0)
{
// Valid situation.
// If trigger grip performed entity modification and returned eGripHotToWarm
// then nothing is to be done cause entity modification will cause reactor to regen grips.
return(false);
}
foreach (ExGripData exgrData in aActiveKeys)
{
exgrData.Status = GripData.DrawType.DragImageGrip;
}
foreach (KeyValuePair <ObjectId, ExGripDataExt> grData in m_gripDataDict)
{
bool bActive = false;
foreach (ExGripData exgrData in grData.Value.DataArray)
{
if (GripData.DrawType.DragImageGrip == exgrData.Status)
{
bActive = true;
m_aDrags.Add(new ExGripDrag(grData.Key, this));
break;
}
}
foreach (ExGripDataSubent grDatSub in grData.Value.DataSub)
{
foreach (ExGripData exgrData in grDatSub.SubData)
{
if (GripData.DrawType.DragImageGrip == exgrData.Status)
{
bActive = true;
m_aDrags.Add(new ExGripDrag(exgrData.SubentPath, this));
break;
}
}
if (bActive == true)
{
break;
}
}
}
using (Teigha.GraphicsSystem.View pView = m_pDevice.ActiveView)
{
foreach (ExGripDrag grDrag in m_aDrags)
{
grDrag.notifyDragStarted();
grDrag.cloneEntity();
pView.Add(grDrag);
}
}
m_ptBasePoint = aKeys[0].Point;
m_ptLastPoint = m_ptBasePoint;
}
}
else
{
return(false);
}
return(true);
}
public ExGripDataSubent()
{
m_entPath = new FullSubentityPath();
m_pSubData = new ExGripDataCollection();
}
void updateEntityGrips(ObjectId id)
{
using (Entity ent = (Entity)id.GetObject(OpenMode.ForRead))
{
removeEntityGrips(ent, id, false);
try // grip points are implemented not for all entities
{
ExGripDataCollection exGrDataColl;
GripDataCollection grips = new GripDataCollection();
if (ent.GetGripPoints(grips, activeViewUnitSize(), GRIPSIZE, activeViewDirection(), GetGripPointsFlags.GripPointsOnly))
{
exGrDataColl = new ExGripDataCollection();
foreach (GripData gr in grips)
{
exGrDataColl.Add(new ExGripData(id, gr, gr.GripPoint, this));
}
}
else
{
exGrDataColl = new ExGripDataCollection();
Point3dCollection gripsPts = new Point3dCollection();
ent.GetGripPoints(gripsPts, null, null);
foreach (Point3d pt in gripsPts)
{
exGrDataColl.Add(new ExGripData(id, pt, this));
}
}
if (null != exGrDataColl)
{
ExGripDataExt dExt = new ExGripDataExt();
foreach (ExGripData grDat in exGrDataColl)
{
FullSubentityPath entPath;
if (grDat.entPath(out entPath))
{
bool bFound = false;
ExGripDataSubentCollection grSubColl = dExt.DataSub;
for (int j = 0; j < grSubColl.Count; j++)
{
if (grSubColl[j].EntPath == entPath)
{
bFound = true;
grSubColl[j].SubData.Add(grDat);
break;
}
}
if (!bFound)
{
ExGripDataSubent se = new ExGripDataSubent();
se.EntPath = entPath;
se.SubData.Add(grDat);
dExt.DataSub.Add(se);
}
}
else
{
if (dExt.DataArray == null)
{
dExt.DataArray = new ExGripDataCollection();
}
dExt.DataArray.Add(grDat);
}
}
m_gripDataDict.Add(id, dExt);
foreach (ExGripData grData in exGrDataColl)
{
showGrip(grData);
}
}
}
catch (System.Exception)
{
// just skip non-supported entities
}
ent.Highlight();
}
}