private void ShowWind_Click(object sender, EventArgs e)
{
ILayer pLayer = MainMap.get_Layer(0);
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
int indexDir = pFeatureClass.Fields.FindField("Dir");
int indexSpeed = pFeatureClass.Fields.FindField("Speed");
ISymbol pSymbol = AOUtil.FetchSymbol("dir");
IGeoFeatureLayer pGeoFeatureLayer = pFeatureLayer as IGeoFeatureLayer;
ISimpleRenderer pSimpleRenderer = pGeoFeatureLayer.Renderer as ISimpleRenderer;
pSimpleRenderer.Symbol = pSymbol;
IRotationRenderer pRotationRender = pSimpleRenderer as IRotationRenderer;
pRotationRender.RotationField = "dir";
ISizeRenderer pSizeRender = pSimpleRenderer as ISizeRenderer;
pSizeRender.SizeRendererExpression = "[Speed]";
pSizeRender.SizeRendererFlags = 1;
MainMap.Refresh();
}
private void btnConfirm_Click(object sender, EventArgs e)
{
ISpatialFilter pSpatialFilter = new SpatialFilterClass();
pSpatialFilter.SearchOrder = esriSearchOrder.esriSearchOrderSpatial;
if (radioIntersect.Checked == true)
{
pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
}
if (radioContain.Checked == true)
{
pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelContains;
}
if (radioTouch.Checked == true)
{
pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelTouches;
}
pSpatialFilter.Geometry = AOUtil.GetSelectGeometry(m_axMapControl);
ILayer pLayer = GetLayerByName(comboLayers.SelectedItem.ToString());
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
IFeatureSelection pFeatureSelection = pLayer as IFeatureSelection;
pSpatialFilter.GeometryField = pFeatureLayer.FeatureClass.ShapeFieldName;
pFeatureSelection.Clear();
pFeatureSelection.SelectFeatures(pSpatialFilter, esriSelectionResultEnum.esriSelectionResultNew, false);
m_axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
Close();
}
private void btnConfirm_Click(object sender, EventArgs e)
{
IGeometry pGeometry = AOUtil.GetSelectGeometry(m_axMapControl);
if (pGeometry == null)
{
return;
}
double bufferDis = Convert.ToDouble(txtBuffer.Text);
ITopologicalOperator pTopologicalOperator = pGeometry as ITopologicalOperator;
IGeometry pBufferGeometry = pTopologicalOperator.Buffer(bufferDis);
m_axMapControl.DrawShape(pBufferGeometry);
}
private void MainMap_OnMouseDown(object sender, IMapControlEvents2_OnMouseDownEvent e)
{
IEnvelope pEnvelope = null;
switch (m_curTool)
{
case GISTool.Default:
break;
case GISTool.ZoomIn:
pEnvelope = MainMap.TrackRectangle();
MainMap.ActiveView.Extent = pEnvelope;
MainMap.ActiveView.Refresh();
break;
case GISTool.ZoomOut:
pEnvelope = MainMap.TrackRectangle();
IMap pMap = MainMap.Map;
IActiveView pActiveView = pMap as IActiveView;
double newWidth = pActiveView.Extent.Width * (pActiveView.Extent.Width / pEnvelope.Width);
double newHeight = pActiveView.Extent.Height * (pActiveView.Extent.Height / pEnvelope.Height);
IEnvelope pEnvelope1 = new EnvelopeClass();
pEnvelope1.PutCoords(pActiveView.Extent.XMin - ((pEnvelope.XMin - pActiveView.Extent.XMin) * (pActiveView.Extent.Width / pEnvelope.Width)),
pActiveView.Extent.YMin - ((pEnvelope.YMin - pActiveView.Extent.YMin) * (pActiveView.Extent.Height / pEnvelope.Height)),
(pActiveView.Extent.XMin - ((pEnvelope.XMin - pActiveView.Extent.XMin) * (pActiveView.Extent.Width / pEnvelope.Width))) + newWidth,
(pActiveView.Extent.YMin - ((pEnvelope.YMin - pActiveView.Extent.YMin) * (pActiveView.Extent.Height / pEnvelope.Height))) + newHeight);
pActiveView.Extent = pEnvelope1;
pActiveView.Refresh();
break;
case GISTool.Pan:
MainMap.Pan();
break;
case GISTool.Select:
m_selectTool.OnMouseDown(e.button, e.shift, e.x, e.y);
break;
case GISTool.Identify:
AOUtil.Identify(MainMap, e.x, e.y);
break;
}
}