public static void getWorldExtents(ref Autodesk.AutoCAD.Geometry.Vector3d wMin, ref Autodesk.AutoCAD.Geometry.Vector3d wMax, ref double winw, ref double winh)
{
double worldcx = 0, worldcy = 0, worldcz = 0; //世界中心点
double worldh = 0; //世界纵向长度
var _screensize =
(Autodesk.AutoCAD.Geometry.Point2d)Application.GetSystemVariable("SCREENSIZE");
winw = _screensize.X;
winh = _screensize.Y;
var _viewcenter =
(Autodesk.AutoCAD.Geometry.Point3d)Application.GetSystemVariable("VIEWCTR");
worldcx = _viewcenter.X;
worldcy = _viewcenter.Y;
worldcz = _viewcenter.Z;
var _viewsize = (double)Application.GetSystemVariable("VIEWSIZE");
worldh = _viewsize;
wMin = new Autodesk.AutoCAD.Geometry.Vector3d(worldcx - (worldh * (winw / winh) / 2), worldcy - (worldh / 2), 0);
wMax = new Autodesk.AutoCAD.Geometry.Vector3d(worldcx + (worldh * (winw / winh) / 2), worldcy + (worldh / 2), 0);
}
public bool setImgPosition(double _x, double _y, double _z)
{
DocumentLock doclock = null;
try
{
Document doc = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
doclock = doc.LockDocument();
RasterImage pAcDbRasterImage; // Entity
Database db = HostApplicationServices.WorkingDatabase;
Autodesk.AutoCAD.DatabaseServices.TransactionManager tm = db.TransactionManager;
using (Transaction t = tm.StartTransaction())
{
try
{
pAcDbRasterImage = (RasterImage)t.GetObject(parEntityId, OpenMode.ForWrite);
if (pAcDbRasterImage != null)
{
Autodesk.AutoCAD.Geometry.Vector3d ptag = new Autodesk.AutoCAD.Geometry.Vector3d(_x, _y, _z);
Autodesk.AutoCAD.Geometry.Matrix3d mat = new Autodesk.AutoCAD.Geometry.Matrix3d();
mat = Autodesk.AutoCAD.Geometry.Matrix3d.Displacement(ptag);
pAcDbRasterImage.TransformBy(mat);
// Close object.
pAcDbRasterImage.Close();
}
}
catch (Autodesk.AutoCAD.Runtime.Exception eex)
{ }
catch (System.Exception ex) { }
t.Commit();
}
}
catch (Autodesk.AutoCAD.Runtime.Exception eex)
{ return(false); }
catch (System.Exception ex) { return(false); }
finally
{
doclock.Dispose();
}
return(true);
}
Vector3d(string label, Autodesk.AutoCAD.Geometry.Vector3d val)
: base(label)
{
m_val = val;
}
// ************************************************************
public override void WriteVector3d(Autodesk.AutoCAD.Geometry.Vector3d value)
{
}
