/// <summary>
/// 绘制椭圆
/// </summary>
/// <params name="pEnvelope"></params>
public void DrawEllipse(IEnvelope pEnvelope)
{
IFeatureLayer pFeatureLayer = m_pCurrentLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IConstructEllipticArc constructEllipticArc = new EllipticArcClass();
constructEllipticArc.ConstructEnvelope(pEnvelope);
IEllipticArc ellipse = constructEllipticArc as IEllipticArc;
ISegment segment = ellipse as ISegment;
ISegmentCollection pPolyline = new Polyline() as ISegmentCollection;
object Missing = Type.Missing;
pPolyline.AddSegment(segment, ref Missing, ref Missing);
IGeometry poly = pPolyline as IGeometry;
IFeature pCircleFeature = pFeatureClass.CreateFeature();
pCircleFeature.Shape = poly as PolylineClass;
pCircleFeature.Store();
//局部刷新
IInvalidArea pInvalidArea = new InvalidAreaClass();
pInvalidArea.Add(poly);
pInvalidArea.Display = m_hookHelper.ActiveView.ScreenDisplay;
pInvalidArea.Invalidate((short)esriScreenCache.esriAllScreenCaches);
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
m_pMovePoint = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
m_pMovePoint = GIS.GraphicEdit.SnapSetting.getSnapPoint(m_pMovePoint);
if (m_lMouseDownCount == 1)
{
m_bCreated = false;
IEnvelope pEnv = new EnvelopeClass();
pEnv.UpperLeft = m_pFirstPoint;
pEnv.LowerRight = m_pMovePoint;
IConstructEllipticArc pEllipArc = new EllipticArcClass();
pEllipArc.ConstructEnvelope(pEnv);
m_pEllipticArc = pEllipArc as IEllipticArc;
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewForeground, null, null);
}
DataEditCommon.g_pAxMapControl.Focus();
}
public void CanTestEllipticArc()
{
IFeatureClass fc = CreateLineClass(_testWs, "CanTestEllipticArc");
IFeature row1 = fc.CreateFeature();
IConstructEllipticArc arc = new EllipticArcClass();
arc.ConstructEnvelope(GeometryFactory.CreateEnvelope(0, 0, 100, 10));
row1.Shape = CreatePolyLine((ISegment)arc);
row1.Store();
var test = new QaMinSegAngle(fc, 0.1, true);
var runner = new QaContainerTestRunner(1000, test);
runner.Execute();
Assert.AreEqual(0, runner.Errors.Count);
}
private void DrawEllipse()
{
IEnvelope envelope = this.m_mapControl.TrackRectangle();
if (!envelope.IsEmpty)
{
IConstructEllipticArc constructEllipticArc = new EllipticArcClass();
constructEllipticArc.ConstructEnvelope(envelope);
ISegment inSegment = constructEllipticArc as ISegment;
ISegmentCollection segmentCollection = new RingClass();
object missing = Type.Missing;
segmentCollection.AddSegment(inSegment, ref missing, ref missing);
IRing ring = segmentCollection as IRing;
ring.Close();
IGeometryCollection geometryCollection = new PolygonClass();
geometryCollection.AddGeometry(ring, ref missing, ref missing);
this.AppendNodeToTreeList(new EllipseElementClass
{
Geometry = (geometryCollection as IGeometry)
});
}
}
private void AddEllipseElement()
{
IEnvelope pEnvelope = axMapControl1.TrackRectangle();
if (pEnvelope == null)
{
return;
}
IConstructEllipticArc pConstructEllipticArc = new EllipticArcClass(); //建立橢圓的Geometry
pConstructEllipticArc.ConstructEnvelope(pEnvelope);
IEllipticArc pEllipticArc = (IEllipticArc)pConstructEllipticArc;
ISegmentCollection pSegmentCollection = new PolygonClass();
object Missing = Type.Missing;
pSegmentCollection.AddSegment((ISegment)pEllipticArc, ref Missing, ref Missing);
IGeometry pGeometry = pSegmentCollection as IGeometry;
IEllipseElement pEllipseElement = new EllipseElementClass();
IElement pElement = pEllipseElement as IElement;
pElement.Geometry = pGeometry;
AddElement(pElement);
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
m_pMovePoint = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
m_pMovePoint = GIS.GraphicEdit.SnapSetting.getSnapPoint(m_pMovePoint);
if (m_lMouseDownCount == 1)
{
m_bCreated = false;
IEnvelope pEnv = new EnvelopeClass();
pEnv.UpperLeft = m_pFirstPoint;
pEnv.LowerRight = m_pMovePoint;
IConstructEllipticArc pEllipArc = new EllipticArcClass();
pEllipArc.ConstructEnvelope(pEnv);
m_pEllipticArc = pEllipArc as IEllipticArc;
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewForeground, null, null);
}
DataEditCommon.g_pAxMapControl.Focus();
}
/// <summary>
/// ������Բ
/// </summary>
/// <params name="pEnvelope"></params>
public void DrawEllipse(IEnvelope pEnvelope)
{
IFeatureLayer pFeatureLayer = m_pCurrentLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IConstructEllipticArc constructEllipticArc = new EllipticArcClass();
constructEllipticArc.ConstructEnvelope(pEnvelope);
IEllipticArc ellipse = constructEllipticArc as IEllipticArc;
ISegment segment = ellipse as ISegment;
ISegmentCollection pPolyline = new Polyline() as ISegmentCollection;
object Missing = Type.Missing;
pPolyline.AddSegment(segment, ref Missing, ref Missing);
IGeometry poly = pPolyline as IGeometry;
IFeature pCircleFeature = pFeatureClass.CreateFeature();
pCircleFeature.Shape = poly as PolylineClass;
pCircleFeature.Store();
//�ֲ�ˢ��
IInvalidArea pInvalidArea = new InvalidAreaClass();
pInvalidArea.Add(poly);
pInvalidArea.Display = m_hookHelper.ActiveView.ScreenDisplay;
pInvalidArea.Invalidate((short)esriScreenCache.esriAllScreenCaches);
}
