/// <summary>
/// 参数检查
/// </summary>
/// <returns>true表示检查通过,false表示不通过</returns>
private bool ParasCheck()
{
if (txtExportPath.Text == "")
{
if (lang == Language.Chinese)
{
MessageBox.Show("路径设置不能为空！");
}
else if (lang == Language.English)
{
MessageBox.Show("The path cannot be empty!");
}
return(false);
}
if (!SortTool.IsFitNumber(txtGridSize.Text, 1, false))
{
if (lang == Language.Chinese)
{
MessageBox.Show("栅格像元大小设置出错！");
}
else if (lang == Language.English)
{
MessageBox.Show("Pixel size error!");
}
return(false);
}
if ((!txtNeighbor.ReadOnly) && (!SortTool.IsFitNumber(txtNeighbor.Text, 1, false, true)))
{
if (lang == Language.Chinese)
{
MessageBox.Show("像元邻域大小只能为正整数！");
}
else if (lang == Language.English)
{
MessageBox.Show("The neighborhood size can only be a positive integer!");
}
return(false);
}
if ((!txtSearchR.ReadOnly) && (!SortTool.IsFitNumber(txtSearchR.Text, 1, false, true)))
{
if (lang == Language.Chinese)
{
MessageBox.Show("搜索半径只能为正整数！");
}
else if (lang == Language.English)
{
MessageBox.Show("The search radius can only be positive integer!");
}
return(false);
}
return(true);
}
private void btEnsure_Click(object sender, EventArgs e)
{
if (SortTool.IsFitNumber(txtLng.Text) && SortTool.IsFitNumber(txtLat.Text) && SortTool.IsFitNumber(txtElevation.Text))
{
double lng = double.Parse(txtLng.Text);
double lat = double.Parse(txtLat.Text);
if (Math.Abs(lng) > 180)
{
if (lang == Language.Chinese)
{
MessageBox.Show("经度绝对值不大于180！");
}
else if (lang == Language.English)
{
MessageBox.Show("The absolute longitude is no more than 180!");
}
return;
}
if (Math.Abs(lat) > 90)
{
if (lang == Language.Chinese)
{
MessageBox.Show("纬度绝对值不大于90！");
}
else if (lang == Language.English)
{
MessageBox.Show("The absolute latitude is no more than 90!");
}
return;
}
double elevation = double.Parse(txtElevation.Text);
gcp = new GCP(lng, lat, elevation);
this.Close();
}
else
{
if (lang == Language.Chinese)
{
MessageBox.Show("坐标都要为数字！");
}
else if (lang == Language.English)
{
MessageBox.Show("All the coordinates must be numbers!");
}
}
}
private void btRender_Click(object sender, EventArgs e)
{
int number = 0;
if (cbColorRamp.SelectedIndex == -1)
{
if (lang == Language.Chinese)
{
MessageBox.Show("请先选择一种色带");
}
else if (lang == Language.English)
{
MessageBox.Show("Please choose a color ribbon first");
}
return;
}
try
{
number = int.Parse(txtNumber.Text);
if (number <= 1)
{
if (lang == Language.Chinese)
{
MessageBox.Show("类别数量只能为>1的正整数");
}
else if (lang == Language.English)
{
MessageBox.Show("The class number can only be a positive integer of >1");
}
}
}
catch
{
if (lang == Language.Chinese)
{
MessageBox.Show("类别数量只能为整数");
}
else if (lang == Language.English)
{
MessageBox.Show("The class number can only be an integer");
}
}
IRasterClassifyColorRampRenderer pRasterClassifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer pRasterRenderer = pRasterClassifyRenderer as IRasterRenderer;
IUniqueValues uniVal = new UniqueValuesClass();
IRasterCalcUniqueValues2 calValues = new RasterCalcUniqueValuesClass();
calValues.MaxUniqueValueCount = 10000000;
calValues.AddFromRaster(rasterLayer.Raster, cbSelectedBand.SelectedIndex, uniVal);
object vValues, vFrequences;
uniVal.GetHistogram(out vValues, out vFrequences);
double[] doubleArray = (double[])vValues;
int[] longArray = (int[])vFrequences;
int order = SortTool.CheckInOrder(doubleArray, doubleArray.Length);
if (order == 0)
{
SortTool.QuickSort3(doubleArray, 0, doubleArray.Length - 1, longArray);
}
else if (order == -1)
{
SortTool.Reverse(doubleArray, doubleArray.Length, longArray);
}
IClassifyGEN classify = GetMethod(cbMethod.Text);
classify.Classify((double[])vValues, (int[])vFrequences, ref number);
double[] classes = classify.ClassBreaks as double[];
pRasterRenderer.Raster = rasterLayer.Raster;
pRasterClassifyRenderer.ClassCount = number;
for (int i = 0; i < classes.Length; i++)
{
pRasterClassifyRenderer.set_Break(i, classes[i]);
}
pRasterRenderer.Update();
IStyleGalleryItem galleryItem = symbol.GetItem(cbColorRamp.SelectedIndex);
IColorRamp colorRamp = galleryItem.Item as IColorRamp;
IFillSymbol fill = new SimpleFillSymbolClass() as IFillSymbol;
int increase = colorRamp.Size / (number - 1);
for (int i = 0; i < pRasterClassifyRenderer.ClassCount - 1; i++)
{
fill.Color = colorRamp.get_Color(i * increase);
pRasterClassifyRenderer.set_Symbol(i, fill as ISymbol);
pRasterClassifyRenderer.set_Label(i, pRasterClassifyRenderer.get_Break(i).ToString() + "-" + pRasterClassifyRenderer.get_Break(i + 1).ToString());
}
fill.Color = colorRamp.get_Color(colorRamp.Size - 1);
pRasterClassifyRenderer.set_Symbol(pRasterClassifyRenderer.ClassCount - 1, fill as ISymbol);
pRasterClassifyRenderer.set_Label(pRasterClassifyRenderer.ClassCount - 1, pRasterClassifyRenderer.get_Break(pRasterClassifyRenderer.ClassCount - 1).ToString() + "-" + pRasterClassifyRenderer.get_Break(pRasterClassifyRenderer.ClassCount).ToString());
rasterLayer.Renderer = pRasterRenderer;
succeed = true;
this.Close();
}
