public bool IsEqual(IClone other)
{
if (null == other)
{
throw new COMException("Invalid objact.");
}
if (!(other is TriangleElementClass))
{
throw new COMException("Bad object type.");
}
TriangleElementClass triangleElementClass = (TriangleElementClass)other;
return((!(triangleElementClass.Name == this.m_elementName) ||
!(triangleElementClass.Type == this.m_elementType) ||
triangleElementClass.AutoTransform != this.m_autoTrans ||
triangleElementClass.ReferenceScale != this.m_scaleRef ||
triangleElementClass.Angle != this.m_rotation || triangleElementClass.Size != this.m_size ||
triangleElementClass.AnchorPoint != this.m_anchorPointType ||
!((IClone)triangleElementClass.Geometry).IsEqual((IClone)this.m_triangle) ||
!((IClone)triangleElementClass.FillSymbol).IsEqual((IClone)this.m_fillSymbol)
? true
: !((IClone)triangleElementClass.SpatialReference).IsEqual((IClone)this.m_nativeSR))
? false
: true);
}
public IClone Clone()
{
TriangleElementClass triangleElementClass = new TriangleElementClass();
triangleElementClass.Assign(this);
return(triangleElementClass);
}
public void Transform(esriTransformDirection direction, ITransformation transformation)
{
if (null != this.m_triangle)
{
((ITransform2D)this.m_triangle).Transform(direction, transformation);
IAffineTransformation2D affineTransformation2D = (IAffineTransformation2D)transformation;
if (affineTransformation2D.YScale != 1)
{
TriangleElementClass mSize = this;
mSize.m_size = mSize.m_size * Math.Max(affineTransformation2D.YScale, affineTransformation2D.XScale);
}
this.RefreshTracker();
}
}
public void Scale(IPoint Origin, double sx, double sy)
{
if (null != this.m_triangle)
{
((ITransform2D)this.m_triangle).Scale(Origin, sx, sy);
((ITransform2D)this.m_pointGeometry).Scale(Origin, sx, sy);
if (this.m_autoTrans)
{
TriangleElementClass mSize = this;
mSize.m_size = mSize.m_size * Math.Max(sx, sy);
}
this.RefreshTracker();
}
}
private void SetupDeviceRatio(int hDC, IDisplay display)
{
if (display.DisplayTransformation != null)
{
if (display.DisplayTransformation.Resolution != 0)
{
this.m_dDeviceRatio = display.DisplayTransformation.Resolution / 72;
if (display.DisplayTransformation.ReferenceScale != 0)
{
this.m_dDeviceRatio = this.m_dDeviceRatio * display.DisplayTransformation.ReferenceScale /
display.DisplayTransformation.ScaleRatio;
}
}
}
else if (display.hDC == 0)
{
this.m_dDeviceRatio = (double)(1 / (this.TwipsPerPixelX() / 20));
}
else
{
this.m_dDeviceRatio = Convert.ToDouble(TriangleElementClass.GetDeviceCaps(hDC, 88)) / 72;
}
}
public void Assign(IClone src)
{
if (null == src)
{
throw new COMException("Invalid objact.");
}
if (!(src is TriangleElementClass))
{
throw new COMException("Bad object type.");
}
TriangleElementClass triangleElementClass = (TriangleElementClass)src;
this.m_elementName = triangleElementClass.Name;
this.m_elementType = triangleElementClass.Type;
this.m_autoTrans = triangleElementClass.AutoTransform;
this.m_scaleRef = triangleElementClass.ReferenceScale;
this.m_rotation = triangleElementClass.Angle;
this.m_size = triangleElementClass.Size;
this.m_anchorPointType = triangleElementClass.AnchorPoint;
IObjectCopy objectCopyClass = new ObjectCopy();
if (null != triangleElementClass.CustomProperty)
{
if (triangleElementClass.CustomProperty is IClone)
{
this.m_customProperty = ((IClone)triangleElementClass.CustomProperty).Clone();
}
else if (triangleElementClass.CustomProperty is IPersistStream)
{
this.m_customProperty = objectCopyClass.Copy(triangleElementClass.CustomProperty);
}
else if (triangleElementClass.CustomProperty.GetType().IsSerializable)
{
MemoryStream memoryStream = new MemoryStream();
BinaryFormatter binaryFormatter = new BinaryFormatter();
binaryFormatter.Serialize(memoryStream, triangleElementClass.CustomProperty);
memoryStream = new MemoryStream(memoryStream.ToArray());
this.m_customProperty = binaryFormatter.Deserialize(memoryStream);
}
}
if (null == triangleElementClass.SpatialReference)
{
this.m_nativeSR = null;
}
else
{
this.m_nativeSR = objectCopyClass.Copy(triangleElementClass.SpatialReference) as ISpatialReference;
}
if (null == triangleElementClass.FillSymbol)
{
this.m_fillSymbol = null;
}
else
{
this.m_fillSymbol = objectCopyClass.Copy(triangleElementClass.FillSymbol) as ISimpleFillSymbol;
}
if (null == triangleElementClass.Geometry)
{
this.m_triangle = null;
this.m_pointGeometry = null;
}
else
{
this.m_triangle = objectCopyClass.Copy(triangleElementClass.Geometry) as IPolygon;
this.m_pointGeometry = objectCopyClass.Copy(((IArea)this.m_triangle).Centroid) as IPoint;
}
}