using System;
using System.Windows.Forms;
using DevComponents.DotNetBar;
using GeoScene.Data;
using GeoScene.Engine;
using GeoScene.Globe;
namespace Cyberpipe
{
public partial class FrmBufferAnalysis :Office2007Form
{
GSOGlobeControl globeControl1;
GSOGeoPolyline3D line;
GSOLayer layerTemp;
public FrmBufferAnalysis(GSOGlobeControl _globeControl1, GSOGeoPolyline3D line1, GSOLayer layerTemp1)
{
InitializeComponent();
globeControl1 = _globeControl1;
line = line1;
layerTemp = layerTemp1;
}
/// <summary>
/// 窗体初始化事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmBufferAnalysis_Load(object sender, EventArgs e)
{
for (int i = globeControl1.Globe.Layers.Count - 1; i >= 0; i--)
{
GSOLayer layer = globeControl1.Globe.Layers[i];
if (layer.Dataset != null && layer.Dataset.IsFeatureDataset)
{
string name = layer.Name;
if (layer.Type == EnumLayerType.FeatureLayer && !name.Contains("\\"))
{
clbLayers.Items.Add(layer.Caption);
}
}
}
}
GSOFeature new_feat;
GSOGeoPolygon3D resPolygon;
/// <summary>
/// 半径文本框内容改变事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void txtRadius_TextChanged(object sender, EventArgs e)
{
dataGridViewX1.Rows.Clear();
if (txtRadius.Text == "")
{
return;
}
double radius = 0.0;
if (double.TryParse(txtRadius.Text, out radius) == false)
{
MessageBox.Show("请输入正确的缓冲半径！", "提示");
txtRadius.Text = "";
return;
}
if (new_feat !=null)
{
layerTemp.RemoveFeatureByID(new_feat.ID);
}
new_feat = new GSOFeature();
resPolygon = line.CreateBuffer(radius * 2, true, 0, false, false);
resPolygon.AltitudeMode = EnumAltitudeMode.RelativeToGround;
new_feat.Geometry = resPolygon;
layerTemp.AddFeature(new_feat);
globeControl1.Refresh();
}
/// <summary>
/// 确定按钮事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnEnter_Click(object sender, EventArgs e)
{
dataGridViewX1.Rows.Clear();
if (txtRadius.Text == "")
{
MessageBox.Show("请输入缓冲半径！", "提示");
}
else
{
if (clbLayers.CheckedItems.Count > 0)
{
for (int i = 0; i < clbLayers.CheckedItems.Count; i++)
{
string layerName = clbLayers.CheckedItems[i].ToString();
Polygon_Contain_PointAnalysis(resPolygon, layerName);
}
}
else {
MessageBox.Show("请选择图层信息！", "提示");
}
}
}
/// <summary>
/// 查询指定名称的图层在指定面中的所有要素
/// </summary>
/// <param name="polygon"></param>
/// <param name="layername"></param>
private void Polygon_Contain_PointAnalysis(GSOGeoPolygon3D polygon, string layername)
{
GSOFeatures feats = new GSOFeatures();
GSOLayer layer = globeControl1.Globe.Layers.GetLayerByCaption(layername);
GSOFeatureLayer flayer = layer as GSOFeatureLayer;
GSOFeatureDataset fdataset = flayer.Dataset as GSOFeatureDataset;
if (polygon == null)
feats = flayer.GetAllFeatures();
else
feats = flayer.FindFeaturesInPolygon(polygon, false);
if (feats.Length > 0)
{
for (int i=0;i<feats.Length;i++)
{
string featNum = feats[i].GetFieldAsString("编号");
DataGridViewRow row = new DataGridViewRow();
int index = dataGridViewX1.Rows.Add(row);
row = dataGridViewX1.Rows[index];
row.Cells["编号"].Value = featNum;
row.Cells["图层名称"].Value = layername;
}
}
}
/// <summary>
/// 半径文本框的键盘按键按下事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void txtRadius_KeyPress(object sender, KeyPressEventArgs e)
{
TextBox text = sender as TextBox;
if ((e.KeyChar < 48 || e.KeyChar > 57) && (e.KeyChar != 8) && e.KeyChar != 46)
{
e.Handled = true;
}
if (e.KeyChar == 46) //小数点
{
if (text.Text.Length <= 0)
e.Handled = true; //小数点不能在第一位
else //处理不规则的小数点
{
float f;
float oldf;
bool b1 = false, b2 = false;
b1 = float.TryParse(text.Text, out oldf);
b2 = float.TryParse(text.Text + e.KeyChar, out f);
if (b2 == false)
{
if (b1)
e.Handled = true;
else
e.Handled = false;
}
}
}
}
/// <summary>
/// 窗体关闭事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmBufferAnalysis_FormClosing(object sender, FormClosingEventArgs e)
{
if (new_feat != null)
{
layerTemp.RemoveFeatureByID(new_feat.ID);
}
}
GSOFeature m_feature;
/// <summary>
/// 表格单击事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dataGridViewX1_MouseClick(object sender, MouseEventArgs e)
{
if (m_feature != null && m_feature.HighLight)
{
m_feature.HighLight = false;
}
m_feature = null;
if (e.Button == MouseButtons.Left)
{
DataGridView.HitTestInfo hittestinfo = dataGridViewX1.HitTest(e.X, e.Y);
//idx = hittestinfo.RowIndex;
if (hittestinfo.RowIndex > -1)
{
string featureName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["编号"].Value.ToString().Trim();
string layerName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["图层名称"].Value.ToString().Trim();
//GSOLayer layer = globeControl1.Globe.Layers.GetLayerByID((int)(Utility.LayerLabel_LayerIDs[layerName]));
GSOLayer layer = globeControl1.Globe.Layers.GetLayerByCaption(layerName);
if (layer != null)
{
GSOFeatures features = layer.GetFeatureByName(featureName, false);
for (int j = 0; j < features.Length; j++)
{
if (features[j].Name == featureName)
{
m_feature = features[j];
}
}
}
}
}
if (e.Button == MouseButtons.Right)
{
DataGridView.HitTestInfo hittestinfo = dataGridViewX1.HitTest(e.X, e.Y);
if (hittestinfo.RowIndex > -1)
{
string featureName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["编号"].Value.ToString();
string layerName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["图层名称"].Value.ToString().Trim();
contextMenuStrip1.Show(dataGridViewX1, e.X, e.Y);
featureName = featureName.Trim();
//GSOLayer layer = globeControl1.Globe.Layers.GetLayerByID((int)(Utility.LayerLabel_LayerIDs[layerName]));
GSOLayer layer = globeControl1.Globe.Layers.GetLayerByCaption(layerName);
if (layer == null)
return;
GSOFeatures features = layer.GetFeatureByName(featureName, false);
for (int j = 0; j < features.Length; j++)
{
if (features[j].Name == featureName)
{
m_feature = features[j];
break;
}
}
}
}
}
int count;
private string flashflag = "single";
/// <summary>
/// 定时器事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timer1_Tick(object sender, EventArgs e)
{
if (count < 40)
{
count++;
if (flashflag == "single")
{
if (m_feature != null)
{
if (count % 2 != 0)
{
m_feature.HighLight = true;
globeControl1.Refresh();
}
else
{
m_feature.HighLight = false;
globeControl1.Refresh();
}
}
}
}
else
{
timer1.Stop();
count = 0;
}
}
/// <summary>
/// 表格双击事件处理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dataGridViewX1_MouseDoubleClick(object sender, MouseEventArgs e)
{
try
{
if (e.Button == MouseButtons.Left)
{
DataGridView.HitTestInfo hittestinfo = dataGridViewX1.HitTest(e.X, e.Y);
if (hittestinfo.RowIndex > -1)
{
string featureName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["编号"].Value.ToString().Trim();
string layerName = dataGridViewX1.Rows[hittestinfo.RowIndex].Cells["图层名称"].Value.ToString().Trim();
//GSOLayer layer = globeControl1.Globe.Layers.GetLayerByID((int)(Utility.LayerLabel_LayerIDs[layerName]));
GSOLayer layer = globeControl1.Globe.Layers.GetLayerByCaption(layerName);
if (layer != null)
{
GSOFeatures features = layer.GetFeatureByName(featureName, false);
for (int j = 0; j < features.Length; j++)
{
if (features[j].Name == featureName)
{
m_feature = features[j];
if (m_feature.Geometry != null && m_feature.Geometry.Type == EnumGeometryType.GeoPolyline3D)
{
GSOGeoPolyline3D line = m_feature.Geometry as GSOGeoPolyline3D;
double length = line.GetSpaceLength(true, 6378137);
GSOGeoPolyline3D lineLine = line.GetSegment(0, length / 2);
GSOPoint3d point3d = lineLine[lineLine.PartCount - 1][lineLine[lineLine.PartCount - 1].Count - 1];
globeControl1.Globe.FlyToPosition(point3d, EnumAltitudeMode.Absolute,0,45,5);
}
else
{
globeControl1.Globe.FlyToFeature(m_feature, 0, 45, 3);
}
LightMenu_Click(sender, e);
}
}
}
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
LogError.PublishError(ex);
}
}
private void FlyToMenu_Click(object sender, EventArgs e)
{
if (m_feature != null)
{
if (m_feature.Geometry != null && m_feature.Geometry.Type == EnumGeometryType.GeoPolyline3D)
{
GSOGeoPolyline3D line = m_feature.Geometry as GSOGeoPolyline3D;
double length = line.GetSpaceLength(true, 6378137);
GSOGeoPolyline3D lineLine = line.GetSegment(0, length / 2);
GSOPoint3d point3d = lineLine[lineLine.PartCount - 1][lineLine[lineLine.PartCount - 1].Count - 1];
globeControl1.Globe.FlyToPosition(point3d, EnumAltitudeMode.Absolute, 0, 45, 5);
}
else
{
globeControl1.Globe.FlyToFeature(m_feature, 0, 45, 3);
}
LightMenu_Click(sender, e);
}
}
private void LightMenu_Click(object sender, EventArgs e)
{
flashflag = "single";
timer1.Start();
}
private void btnCancel_Click(object sender, EventArgs e)
{
Close();
}
private void buttonXSelectAll_Click(object sender, EventArgs e)
{
for (int i = 0; i < clbLayers.Items.Count; i++)
{
clbLayers.SetItemChecked(i, true);
}
}
}
}
