private void buttonCancel_Click(object sender, EventArgs e)
{
mLayer.RemoveAllFeature();
mLayer.AddFeatures(mFeaturesOld);
mGlobeControl.Refresh();
this.Close();
}
//导出
private void button2_Click(object sender, EventArgs e)
{
button4_Click(null, null);
GSOFeatures feats = getFeatures();
if (feats == null || feats.Length == 0)
{
MessageBox.Show("没有符合条件的对象!");
return;
}
SaveFileDialog dlg = new SaveFileDialog();
dlg.Filter = "(*.lgd)|*.lgd||";
if (dlg.ShowDialog() == DialogResult.OK)
{
GSOLayer layer = globeControl1.Globe.Layers.Add(dlg.FileName);
layer.AddFeatures(feats);
layer.Visible = false;
layer.Save();
}
}
private void buttonOK_Click(object sender, EventArgs e)
{
string filename = textbox1.Text.Trim();
GSOLayer newlayer = mGlobeControl.Globe.Layers.Add(filename);
int indexCount = filename.LastIndexOf('.') - filename.LastIndexOf('\\') - 1;
string newlayerCaption = "";
if (indexCount > 0)
{
newlayerCaption = filename.Substring(filename.LastIndexOf('\\') + 1, indexCount);
newlayer.Caption = newlayerCaption;
}
for (int i = 0; i < mListPolygon.Count; i++)
{
GSOGeoPolygon3D polygon = mListPolygon[i];
string caption = "";
if (comboBoxLayerName.SelectedIndex >= 0)
{
caption = comboBoxLayerName.SelectedItem.ToString().Trim();
}
GSOLayer layer = mGlobeControl.Globe.Layers.GetLayerByCaption(caption);
GSOFeatures feats = new GSOFeatures();
if (layer != null)
{
feats = layer.FindFeaturesInPolygon(polygon, false);
}
if (feats != null)
{
newlayer.AddFeatures(feats);
}
}
if (newlayer != null)
{
newlayer.SaveAs(filename);
MessageBox.Show("导出成功！", "提示");
}
this.Close();
}
private GSOFeatures getFeatureByPolygon(GSOLayer layer,GSOFeatures features, GSOPoint3d point, double allowValue)
{
if (layer == null || point == null || allowValue <= 0)
{
return null;
}
GSOGeoPolyline3D bufferLine = new GSOGeoPolyline3D();
GSOPoint3ds points = new GSOPoint3ds();
points.Add(point);
GSOPoint3d newPoint = new GSOPoint3d();
newPoint.X = point.X + 0.00001;
newPoint.Y = point.Y;
newPoint.Z = point.Z;
points.Add(newPoint);
bufferLine.AddPart(points);
GSOGeoPolygon3D polygon = bufferLine.CreateBuffer(allowValue, true, 12, false, false);
layer.RemoveAllFeature();
layer.AddFeatures(features);
GSOFeatures featuresInPolygon = layer.FindFeaturesInPolygon(polygon, false);
return featuresInPolygon;
}
