private void button1_Click(object sender, EventArgs e)
{
GeoBaseLib gb = new GeoBaseLib(m_axMapControl);
string sLayer = comboBox1.SelectedItem.ToString();
m_pLayer = gb.GetLayer(sLayer);
}
public void AddItems(IFeatureLayer m_pFeatureLayer)
{
Items.Clear();
if (m_pFeatureLayer == null || m_pFeatureLayer.FeatureClass == null)
{
return;
}
IFeatureClass pFeatureClass = m_pFeatureLayer.FeatureClass;
ILayerFields pLayerFields = m_pFeatureLayer as ILayerFields;
for (int k = 0; k < pLayerFields.FieldCount; k++)
{
IField pField = pLayerFields.get_Field(k);
if (GeoBaseLib.IsSysField(pField.Name))
{
continue;
}
Items.Add(pField.Name);
}
if (Items.Count > 0)
{
SelectedIndex = 0;
}
}
private void btn_SearchBySpace_Click(object sender, EventArgs e)
{
FrmSelectLayer pLayerFrm = new FrmSelectLayer();
pLayerFrm.m_axMapControl = axMapControl1;
if (pLayerFrm.ShowDialog() == DialogResult.OK)
{
IArray aFeatures = GeoBaseLib.GetSelectedFeatures(axMapControl1);
if (aFeatures.Count == 0)
{
MessageBox.Show("没有选中目标！");
return;
}
IFeature pSelFeature = aFeatures.get_Element(0) as IFeature;
try
{
IArray pFeatures = GeoBaseLib.SelectFeatureByGeometry((IFeatureLayer)pLayerFrm.m_pLayer, pSelFeature.ShapeCopy);
for (int i = 0; i < pFeatures.Count; i++)
{
IFeature pFeature = pFeatures.get_Element(i) as IFeature;
IRgbColor pColor = new RgbColorClass();
pColor.RGB = 255;
GeoBaseLib.DrawElement(axMapControl1, pFeature.ShapeCopy, pColor);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
}
public void BufferOfFeatures(AxMapControl axMap, IFeatureLayer pFeatureLayer, double bRadiusInKm)
{
if (pFeatureLayer == null)
{
return;
}
IPoint pTransform = GeoBaseLib.PRJtoGCS(bRadiusInKm * 1000.0, 0);
//double bRadiusInDegree = pTransform.X;
double bRadiusInDegree = bRadiusInKm;
GeoBaseLib gb = new GeoBaseLib(axMap);
IArray pFaultFeatureArray = gb.Search(pFeatureLayer, null);
IArray pGeometries = new ArrayClass();
esriGeometryType geoType = GeoBaseLib.GeometryType(pFeatureLayer);
for (int i = 0; i < pFaultFeatureArray.Count; i++)
{
IFeature pFaultFeature = pFaultFeatureArray.get_Element(i) as IFeature;
if (pFaultFeature.Shape.IsEmpty || pFaultFeature.Extent.Height == 0.0 || pFaultFeature.Extent.Width == 0.0)
{
pFaultFeatureArray.Remove(i);
i--;
continue;
}
IGeometry pBufferGeometry = Buffer(pFaultFeature.Shape, bRadiusInDegree);
pGeometries.Add(pBufferGeometry);
}
gb.CreateShapefile(pFeatureLayer.Name + ("_") + bRadiusInKm.ToString(), pFaultFeatureArray, pGeometries, esriGeometryType.esriGeometryPolygon);
}
private void button1_Click(object sender, EventArgs e)
{
GeoBaseLib gb = new GeoBaseLib(m_axMapControl);
string sLayer = comboBox1.SelectedItem.ToString();
m_pLayer = gb.GetLayer(sLayer);
m_dRadius = Convert.ToDouble(tb_Buffer.Text);
}
private void btn_UnSelect_Click(object sender, EventArgs e)
{
ESRI.ArcGIS.SystemUI.ICommand pCommand = new ControlsClearSelectionCommandClass();
pCommand.OnCreate(axMapControl1.Object);
pCommand.OnClick();
GeoBaseLib.ClearDrawItems(this.axMapControl1.ActiveView);
axMapControl1.Refresh();
}
public void AddItems(IFeatureLayer m_pFeatureLayer, seismicGCBaseRelativeYearFieldFormat format = seismicGCBaseRelativeYearFieldFormat.seismicGCBRYFTypeYRS)
{
m_nFieldFormat = format;
Items.Clear();
if (m_pFeatureLayer == null || m_pFeatureLayer.FeatureClass == null)
{
return;
}
IFeatureClass pFeatureClass = m_pFeatureLayer.FeatureClass;
ILayerFields pLayerFields = m_pFeatureLayer as ILayerFields;
for (int k = 0; k < pLayerFields.FieldCount; k++)
{
IField pField = pLayerFields.get_Field(k);
if (GeoBaseLib.IsSysField(pField.Name))
{
continue;
}
if (m_nFieldFormat == seismicGCBaseRelativeYearFieldFormat.seismicGCBRYFTypeYRS)
{
if (pField.Name.Contains("YRS"))
{
Items.Add(pField.Name);
}
}
else if (m_nFieldFormat == seismicGCBaseRelativeYearFieldFormat.seismicGCBRYFTypeNone)
{
Items.Add(pField.Name);
}
}
if (Items.Count > 0)
{
SelectedIndex = 0;
}
}