private void BtnOK_Click(object sender, EventArgs e)
{
IReclassOp reCla;
reCla = new RasterReclassOp() as IReclassOp;
//为分类着色用
IRemap pRemap;
INumberRemap pSRemap;
pSRemap = new NumberRemap() as INumberRemap;
for (int i = 1; i <= Convert.ToInt32(DataGridFilterData.VisibleRowCount - 1); i++)
{
String str;
//DataGridFilterData.ce
str = DataGridFilterData[i - 1, 0].ToString();
float fvalue, tvalue;
int p;
p = str.LastIndexOf("~");
fvalue = Convert.ToSingle(str.Substring(0, p));
tvalue = Convert.ToSingle(str.Substring(p + 1, str.Length - p - 1));
pSRemap.MapRange(fvalue, tvalue, i);
}
// pSRemap.MapValueToNoData(-9999)
pRemap = (IRemap)pSRemap;
IGeoDataset pOutputRaster = null;
try
{
pOutputRaster = reCla.ReclassByRemap((IGeoDataset)pRster, pRemap, true);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
IRasterLayer pRlayer;
pRlayer = new RasterLayer();
pRlayer.CreateFromRaster((IRaster)pOutputRaster);
pRlayer.Name = Name + "Reclass";
IRaster ds;
ds = (IRaster)pOutputRaster;
IRasterLayer pla;
pla = SetStretchRenderer(ds);
IColorRamp pRamp;
//获得色带
int index = imgCmbSingleClassify.SelectedIndex;
pRamp = AlgorithmicColorRamp(index, DataGridFilterData.VisibleRowCount - 1);
//分级色带渲染
SingleClassifyRender(pRlayer, DataGridFilterData.VisibleRowCount - 1, pRamp);
FrmGISMain.mainMap.AddLayer(pRlayer, 0);
//FrmGISMain.mainMap.AddLayer(pRlayer, 0);
Oput(pRlayer);
//Output(pRlayer);
}
private void button2_Click(object sender, EventArgs e)
{
IReclassOp reCla;
reCla = new RasterReclassOp() as IReclassOp;
//符号化
IRemap pRemap;
INumberRemap pSRemap;
pSRemap = new NumberRemap() as INumberRemap;
for (int i = 1; i <= Convert.ToInt32(comboBox2.SelectedItem.ToString()); i++)
{
try
{
string str;
str = dataGridView1.Rows[i - 1].Cells[0].Value.ToString();
float fValue, tValue;
int p;
p = str.LastIndexOf("-");
fValue = Convert.ToSingle(str.Substring(0, p));
tValue = Convert.ToSingle(str.Substring(p + 1, str.Length - p - 1));
pSRemap.MapRange(fValue, tValue, Convert.ToInt32(dataGridView1.Rows[i - 1].Cells[1].Value));
}
catch
{
MessageBox.Show("Error!");
return;
}
}
pRemap = (IRemap)pSRemap;
//获取栅格图层
IRasterLayer play = (IRasterLayer)GetLayerByName(comboBox1.SelectedItem.ToString());
IRaster pRster = play.Raster;
IGeoDataset pOutputRaster = null;
try
{
pOutputRaster = reCla.ReclassByRemap((IGeoDataset)pRster, pRemap, true);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
try
{
IWorkspaceFactory pWKSF = new RasterWorkspaceFactoryClass();
IWorkspace pWorkspace = pWKSF.OpenFromFile(System.IO.Path.GetDirectoryName(textBox1.Text), 0);
ISaveAs pSaveAs = pOutputRaster as ISaveAs;
pSaveAs.SaveAs(System.IO.Path.GetFileName(textBox1.Text), pWorkspace, "TIFF");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
IRasterLayer pRlayer = new RasterLayer();
pRlayer.CreateFromRaster((IRaster)pOutputRaster);
pRlayer.Name = System.IO.Path.GetFileName(textBox1.Text);
global.p2DMap.AddLayer(pRlayer);
global.p3DMap.Scene.AddLayer(pRlayer);
mainForm.axTOCControl1.Update();
mainForm.axTOCControl2.Update();
}