private void btnPrjPath_Click(object sender, EventArgs e)
{
//选择prj文件
OpenFileDialog filedialog = new OpenFileDialog();
filedialog.Multiselect = false;
filedialog.Title = "选择prj文件";
filedialog.Filter = "*.prj|*.prj";
if (filedialog.ShowDialog() == DialogResult.OK)
{
string str = filedialog.FileName;
this.txtPrjPath.Text = str;
ESRI.ArcGIS.Geometry.ISpatialReferenceFactory pPrjFac = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass();
pSR = pPrjFac.CreateESRISpatialReferenceFromPRJFile(txtPrjPath.Text);
if (pSR == null)
{
return;
}
if (pSR.Name == txtName.Text)
{
return;
}
txtName.Text = pSR.Name;
fillRtxt();
}
}
private void btnPrjFile_Click(object sender, EventArgs e)
{
string sInstall = ReadRegistry("SOFTWARE\\ESRI\\CoreRuntime");
if (sInstall == "") //added by chulili 2012-11-13 平台由ArcGIS9.3换成ArcGIS10，相应的注册表路径要修改
{
sInstall = ReadRegistry("SOFTWARE\\ESRI\\Engine10.0\\CoreRuntime");
}
if (sInstall == "")
{
sInstall = ReadRegistry("SOFTWARE\\ESRI\\Desktop10.0\\CoreRuntime");
} //added by chulili 2012-11-13 end
sInstall = sInstall + "\\Coordinate Systems";
OpenFileDialog filedialog = new OpenFileDialog();
filedialog.Multiselect = false;
filedialog.InitialDirectory = sInstall;
filedialog.Filter = "*.prj|*.prj";
filedialog.Title = "选择prj文件";
if (filedialog.ShowDialog() == DialogResult.OK)
{
string str = filedialog.FileName;
this.txtPrjFile.Text = str;
//直接读取坐标系统
try
{
ESRI.ArcGIS.Geometry.ISpatialReferenceFactory pPrjFac = new ESRI.ArcGIS.Geometry.SpatialReferenceEnvironmentClass();
ESRI.ArcGIS.Geometry.ISpatialReference pSpa = pPrjFac.CreateESRISpatialReferenceFromPRJFile(str);
m_strOutPrj = ExportToESRISpatialReference(pSpa);
}
catch
{
}
}
}