private void cboBand_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.bool_0 && (this.cboBand.SelectedIndex != -1))
{
bool flag;
IRasterStretchColorRampRenderer renderer = this.irasterStretchColorRampRenderer_0;
IRasterRenderer renderer2 = (IRasterRenderer)renderer;
renderer.BandIndex = this.cboBand.SelectedIndex;
if (this.icolorRamp_0 == null)
{
IAlgorithmicColorRamp ramp = new AlgorithmicColorRampClass();
IColor color = new RgbColorClass();
(color as IRgbColor).Red = 255;
(color as IRgbColor).Red = 0;
(color as IRgbColor).Green = 0;
(color as IRgbColor).Blue = 0;
IColor color2 = new RgbColorClass();
(color2 as IRgbColor).Red = 255;
(color2 as IRgbColor).Green = 255;
(color2 as IRgbColor).Blue = 255;
ramp.FromColor = color;
ramp.ToColor = color2;
this.icolorRamp_0 = ramp;
}
this.icolorRamp_0.Size = 255;
this.icolorRamp_0.CreateRamp(out flag);
renderer.ColorRamp = this.icolorRamp_0;
renderer2.Update();
}
}
private void cboColorRamp_SelectedIndexChanged(object sender, EventArgs e)
{
if (this.bool_0)
{
bool flag;
this.icolorRamp_0 = this.cboColorRamp.GetSelectStyleGalleryItem().Item as IColorRamp;
(this.irasterStretchColorRampRenderer_0 as IRasterRendererColorRamp).ColorScheme =
this.cboColorRamp.Text;
IRasterStretchColorRampRenderer renderer = this.irasterStretchColorRampRenderer_0;
IRasterRenderer renderer2 = (IRasterRenderer)renderer;
if (this.icolorRamp_0 == null)
{
IAlgorithmicColorRamp ramp = new AlgorithmicColorRampClass();
IColor color = new RgbColorClass();
(color as IRgbColor).Red = 255;
(color as IRgbColor).Red = 0;
(color as IRgbColor).Green = 0;
(color as IRgbColor).Blue = 0;
IColor color2 = new RgbColorClass();
(color2 as IRgbColor).Red = 255;
(color2 as IRgbColor).Green = 255;
(color2 as IRgbColor).Blue = 255;
ramp.FromColor = color;
ramp.ToColor = color2;
this.icolorRamp_0 = ramp;
}
this.icolorRamp_0.Size = 255;
this.icolorRamp_0.CreateRamp(out flag);
renderer.ColorRamp = this.icolorRamp_0;
renderer2.Update();
}
}
private void InitialColorRamp(esriSymbologyStyleClass styleClass)
{
if (m_pRasterRenderer is IRasterStretchColorRampRenderer)
{
//得到当前栅格拉伸渲染样式
IRasterStretchColorRampRenderer rasterStrecthcRenderer = m_pRasterRenderer as IRasterStretchColorRampRenderer;
//从文件打开渲染库
string sInstall = ClsGDBDataCommon.GetParentPathofExe() + @"Resource\Style\ESRI.ServerStyle";
axSymbologyControl1.LoadStyleFile(sInstall);
axSymbologyControl1.StyleClass = esriSymbologyStyleClass.esriStyleClassColorRamps;
pSymbolClass = axSymbologyControl1.GetStyleClass(esriSymbologyStyleClass.esriStyleClassColorRamps);
IStyleGalleryItem pStyleGalleryItem = new ServerStyleGalleryItem();
pStyleGalleryItem.Item = rasterStrecthcRenderer.ColorRamp;
pSymbolClass.AddItem(pStyleGalleryItem, 0);
//将渲染库中所有渲染方式添加到列表中
for (int i = 0; i < pSymbolClass.ItemCount; i++)
{
stdole.IPictureDisp pPicture = pSymbolClass.PreviewItem(pSymbolClass.GetItem(i), cmbColorRamp.Width, cmbColorRamp.Height);
Image image = Image.FromHbitmap(new System.IntPtr(pPicture.Handle));
cmbColorRamp.Items.Add(image);
}
if (pSymbolClass.ItemCount > 0)
{
pSymbolClass.SelectItem(0);
}
if (cmbColorRamp.Items.Count > 0)
{
cmbColorRamp.SelectedIndex = 0;
}
}
}
/// <summary>
/// 拉伸渲染raster图层
/// </summary>
/// <params name="pRLayer">raster图层</params>
/// <remarks></remarks>
public void UsingRasterStretchColorRampRender(IRasterLayer pRLayer)
{
//获得图层
IRaster pRaster = default(IRaster);
pRaster = pRLayer.Raster;
//创建渲染并转换到栅格渲染
IRasterStretchColorRampRenderer pStretchRen = default(IRasterStretchColorRampRenderer);
pStretchRen = new RasterStretchColorRampRenderer();
IRasterRenderer pRasRen = default(IRasterRenderer);
pRasRen = (IRasterRenderer)pStretchRen;
//栅格渲染赋值和更新
pRasRen.Raster = pRaster;
pRasRen.Update();
//定义起止颜色
IRgbColor pFromColor = new RgbColorClass();
pFromColor.Red = 0;
pFromColor.Green = 255;
pFromColor.Blue = 0;
IRgbColor pToColor = new RgbColorClass();
pToColor.Red = 255;
pToColor.Green = 0;
pToColor.Blue = 0;
//创建颜色条
IAlgorithmicColorRamp pRamp = new AlgorithmicColorRamp();
pRamp.Size = 255;
pRamp.FromColor = pFromColor;
pRamp.ToColor = pToColor;
bool bOK;
pRamp.CreateRamp(out bOK);
//插入颜色条和选择渲染波段
pStretchRen.BandIndex = 0;
pStretchRen.ColorRamp = pRamp;
//用新的设置更新渲染并赋值给图层
pRasRen.Update();
pRLayer.Renderer = (IRasterRenderer)pStretchRen;
//释放内存
pRLayer = null;
pRaster = null;
pStretchRen = null;
pRasRen = null;
pRamp = null;
pToColor = null;
pFromColor = null;
}
public void InitRasterRendererObject(List <FieldInfo> pFieldInfo, IRasterRenderer pRenderer)
{
flag = true;
IRasterStretchColorRampRenderer pBreakRenderer = pRenderer as IRasterStretchColorRampRenderer;
flag = false;
}
public void Apply()
{
try
{
IObjectCopy copy = new ObjectCopyClass();
IRasterStretchColorRampRenderer renderer1 =
copy.Copy(this.irasterStretchColorRampRenderer_0) as IRasterStretchColorRampRenderer;
this.irasterLayer_0.Renderer = this.irasterStretchColorRampRenderer_0 as IRasterRenderer;
}
catch (Exception)
{
}
}
private void ChangeStrechRender(IRasterLayer rasterLayer /*, double dbMaxValue, double dbMinValue*/)
{
IRaster pRaster = rasterLayer.Raster;
IRasterBandCollection pRasterBandCollection = pRaster as IRasterBandCollection;
IRasterBand pRasterBand = pRasterBandCollection.Item(0);
if (pRasterBand == null)
{
return;
}
bool bFlag = false;
pRasterBand.HasStatistics(out bFlag);
if (!bFlag)
{
pRasterBand.ComputeStatsAndHist();
}
double dbMaxValue = double.NaN;
double dbMinValue = double.NaN;
IRasterStatistics pStaticts = pRasterBand.Statistics;
dbMaxValue = pStaticts.Maximum;
dbMinValue = pStaticts.Minimum;
//设置最大最小渲染方式
IRasterStretch pRasterStretch = new RasterStretchColorRampRendererClass();
IRasterStretchMinMax pRasterStretchMinMax = pRasterStretch as IRasterStretchMinMax;
pRasterStretchMinMax.UseCustomStretchMinMax = true;
pRasterStretchMinMax.CustomStretchMin = dbMinValue;
pRasterStretchMinMax.CustomStretchMax = dbMaxValue;
pRasterStretch.StretchType = esriRasterStretchTypesEnum.esriRasterStretch_MinimumMaximum;
//update
IRasterStretchColorRampRenderer pStretchColorRasterRenderer = (IRasterStretchColorRampRenderer)pRasterStretch;;
IRasterRenderer pRasterRenderer = pStretchColorRasterRenderer as IRasterRenderer;
pRasterRenderer.Raster = rasterLayer.Raster;
pRasterLayer.Renderer = pStretchColorRasterRenderer as IRasterRenderer;
pRasterRenderer.Update();
}
/// <summary>
/// Occurs when this command is clicked
/// </summary>
///
public void RasterStretchColorMapRender(IRasterLayer pRasterlayer)
{
try
{
IRaster pRaster = pRasterlayer.Raster;
int intTransPValue = 30;
IColor pFromColor = new RgbColorClass();
//Red + (0x100 * Green) + (0x10000 * Blue);
pFromColor.RGB = 255 + 0x100 * 255;
IColor pToColor = new RgbColorClass();
pToColor.RGB = 0x10000 * 255;
IRasterStretchColorRampRenderer pStretchRender = (IRasterStretchColorRampRenderer)pRasterlayer.Renderer;
IRasterRenderer pRasterRender = default(IRasterRenderer);
pRasterRender = (IRasterRenderer)pStretchRender;
pRasterRender.Raster = pRaster;
pRasterRender.Update();
IAlgorithmicColorRamp pColorRamp =
new AlgorithmicColorRamp();
pColorRamp.Size = 255;
pColorRamp.FromColor = pFromColor;
pColorRamp.ToColor = pToColor;
bool outvalue = true;
pColorRamp.CreateRamp(out outvalue);
pStretchRender.BandIndex = 0;
pStretchRender.ColorRamp = pColorRamp;
if (intTransPValue > 0)
{
IRasterDisplayProps pRRenProp =
(IRasterDisplayProps)pStretchRender;
pRRenProp.TransparencyValue = intTransPValue;
}
pRasterRender.Update();
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.Message);
}
}
public ESRI.ArcGIS.Carto.IRasterRenderer Pick(ESRI.ArcGIS.esriSystem.IArray pRenderers, ESRI.ArcGIS.Geodatabase.IRasterDataset pRasterDataset)
{
IRasterRenderer rasterRenderer = null;
IRasterRGBRenderer rasterRGBRenderer = null;
IRasterStretchColorRampRenderer rasterStretchColorRampRenderer = null;
// Get the renderers
int Count = pRenderers.Count;
int i = 0;
for (i = 0; i < Count; i++)
{
rasterRenderer = (IRasterRenderer)(pRenderers.get_Element(i));
if (rasterRenderer is IRasterStretchColorRampRenderer)
{
rasterStretchColorRampRenderer = (IRasterStretchColorRampRenderer)rasterRenderer;
}
else if (rasterRenderer is IRasterRGBRenderer)
{
rasterRGBRenderer = (IRasterRGBRenderer)rasterRenderer;
}
}
IRasterDataset2 rasterDataset2 = (IRasterDataset2)pRasterDataset;
IRasterBandCollection rasterBandCollection = (IRasterBandCollection)rasterDataset2;
if (rasterBandCollection.Count > 5)
{
// Use band 4,5 and 3 as red, green and blue
rasterRenderer = (IRasterRenderer)rasterRGBRenderer;
rasterRGBRenderer.SetBandIndices(3, 4, 2);
return((IRasterRenderer)rasterRGBRenderer);
}
else // Special stretch
{
IRasterBand rasterBand = rasterBandCollection.Item(0);
bool hasTable = false;
rasterBand.HasTable(out hasTable);
if (hasTable == false)
{
// Simply change the color ramp for the stretch renderer
//IColor fromColor = new RgbColorClass();
//fromColor.RGB = Microsoft.VisualBasic.Information.RGB(255, 200, 50);
IColor fromColor = CreateRGBColor(255, 200, 50) as IColor;
//IColor toColor = new RgbColorClass();
//toColor.RGB = Microsoft.VisualBasic.Information.RGB(180, 125, 0);
IColor toColor = CreateRGBColor(180, 125, 0) as IColor;
// Create color ramp
IAlgorithmicColorRamp algorithmicColorRamp = new AlgorithmicColorRampClass();
algorithmicColorRamp.Size = 255;
algorithmicColorRamp.FromColor = fromColor;
algorithmicColorRamp.ToColor = toColor;
bool createRamp = false;
algorithmicColorRamp.CreateRamp(out createRamp);
if (createRamp == true)
{
rasterRenderer = (IRasterRenderer)rasterStretchColorRampRenderer;
rasterStretchColorRampRenderer.BandIndex = 0;
rasterStretchColorRampRenderer.ColorRamp = algorithmicColorRamp;
return((IRasterRenderer)rasterStretchColorRampRenderer);
}
}
}
return(rasterRenderer);
}
//yjl 20110827 modify 根据渲染对象初始化界面
public void InitRasterRendererObject(IRasterLayer inRL, IRasterRenderer pRenderer)
{
flag = true;
IRaster pRaster = inRL.Raster;
IRasterBandCollection pRBC = pRaster as IRasterBandCollection;
IRasterBand pRB = pRBC.Item(0);//获取第一波段
bool hasStatis = false;
pRB.HasStatistics(out hasStatis);
if (!hasStatis)
{
pRB.ComputeStatsAndHist();//统计直方图
}
IRasterStatistics pRStatis = pRB.Statistics;
minValueInput.Value = pRStatis.Minimum;//最大最小值
maxValueInput.Value = pRStatis.Maximum;
IRasterStretchColorRampRenderer pRSCRRenderer = pRenderer as IRasterStretchColorRampRenderer;
if (pRSCRRenderer.ColorScheme != "")
{
cmbColorRamp.Text = pRSCRRenderer.ColorScheme;//颜色方案
}
DevComponents.Editors.ComboItem selItem = cmbColorRamp.SelectedItem as DevComponents.Editors.ComboItem;
Bitmap bmp = new Bitmap(selItem.Image);
bmp.RotateFlip(RotateFlipType.Rotate270FlipNone);
pBoxColorRamp.Image = bmp;
//txtMaxLb.Text=pRSCRRenderer.LabelHigh;//标签
//txtMinLb.Text=pRSCRRenderer.LabelLow;
IRasterStretch pRStretch = pRSCRRenderer as IRasterStretch;
if (pRStretch.Background)//背景值
{
checkBackgroundColor.Checked = true;
dbBackgrdVal.Value = pRStretch.get_BackgroundValues();
IColor pColor = pRStretch.BackgroundColor; //esri color
System.Drawing.Color bakColor = cWinColor(pColor);
colorPickerBackGround.SelectedColor = bakColor; //背景值颜色
}
else
{
checkBackgroundColor.Checked = false;
dbBackgrdVal.Enabled = false;
}
if (pRStretch.Invert)//色带方向
{
checkReverse.Checked = true;
}
else
{
checkReverse.Checked = false;
}
IRasterDisplayProps pRDP = pRSCRRenderer as IRasterDisplayProps;
System.Drawing.Color nodataColor = cWinColor(pRDP.NoDataColor);
colorPickerNoData.SelectedColor = nodataColor;//无效值颜色
flag = false;
}
private static void AddSymbolNode(TreeNodeComLayer tnComLayer, object renderer)
{
int index;
LogicBaseTree logicBT = new LogicBaseTree();
ImageCollection treeImages = logicBT.TreeList.StateImageList as ImageCollection;
if (renderer is SimpleRenderer)
{
ISimpleRenderer simpleRenderer = (ISimpleRenderer)renderer;
ISymbol symbol = simpleRenderer.Symbol;
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
//img.Save("d:\\" + index + ".JPG");
string label = simpleRenderer.Label;
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = label, CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
else if (renderer is UniqueValueRenderer)
{
string renderLabel = "";
IUniqueValueRenderer uniqueValueRenderer = renderer as IUniqueValueRenderer;
for (int i = 0; i < uniqueValueRenderer.FieldCount - 1; i++)
{
renderLabel += uniqueValueRenderer.get_Field(i) + " /";
}
renderLabel += uniqueValueRenderer.get_Field(uniqueValueRenderer.FieldCount - 1);//FieldCount为地物分类数
//getImage(esriGeometryType.esriGeometryPolygon, Color.White).Save("D:\\111.jpg");
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = renderLabel, CustomValue = uniqueValueRenderer
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
for (int i = 0; i < uniqueValueRenderer.ValueCount; i++)//ValueCount为地物分类下的设施种类数
{
ISymbol symbol = uniqueValueRenderer.get_Symbol(uniqueValueRenderer.get_Value(i));
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
//img.Save("D:\\121121.jpg");
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = uniqueValueRenderer.get_Label(uniqueValueRenderer.get_Value(i)), CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
if (uniqueValueRenderer.UseDefaultSymbol)
{
ISymbol symbol = uniqueValueRenderer.DefaultSymbol;
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = uniqueValueRenderer.DefaultLabel, CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
else if (renderer is IChartRenderer)
{
IChartRenderer chartRenderer = renderer as IChartRenderer;
IRendererFields pFields = chartRenderer as IRendererFields;
string renderLabel = "";
for (int i = 0; i < pFields.FieldCount - 1; i++)
{
renderLabel += pFields.get_FieldAlias(i) + " /";
}
renderLabel += pFields.get_FieldAlias(pFields.FieldCount - 1);
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = renderLabel, CustomValue = chartRenderer
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
ISymbolArray symArray = chartRenderer.ChartSymbol as ISymbolArray;
for (int i = 0; i < symArray.SymbolCount; i++)
{
ISymbol symbol = symArray.get_Symbol(i);
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = pFields.get_FieldAlias(i), CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
else if (renderer is IClassBreaksRenderer)
{
IClassBreaksRenderer classRenderer = renderer as IClassBreaksRenderer;
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = classRenderer.Field, CustomValue = classRenderer
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
for (int i = 0; i < classRenderer.BreakCount; i++)
{
ISymbol symbol = classRenderer.get_Symbol(i);
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = classRenderer.get_Label(i), CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
else if (renderer is IRasterRenderer)
{
if (renderer is IRasterClassifyColorRampRenderer)
{
//MessageBox.Show("IRasterClassifyColorRampRenderer");
}
else if (renderer is IRasterUniqueValueRenderer)
{
//MessageBox.Show("IRasterUniqueValueRenderer");
}
else if (renderer is IRasterStretchColorRampRenderer)
{
////MessageBox.Show("IRasterStretchColorRampRenderer");
IRasterStretchColorRampRenderer pRSCRR = renderer as IRasterStretchColorRampRenderer;
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = "<Value>", CustomValue = pRSCRR
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
if (pRSCRR.ColorRamp.Size >= 3)
{
IEnumColors colors = pRSCRR.ColorRamp.Colors;
colors.Reset();
IColor c = colors.Next();
Color[] cArray = new Color[3];
int count = 0;
while (c != null)
{
count++;
if (count == 1)
{
cArray[0] = Color.FromArgb(c.RGB);
}
else if (count == pRSCRR.ColorRamp.Size / 2)
{
cArray[1] = Color.FromArgb(c.RGB);
}
else if (count == pRSCRR.ColorRamp.Size)
{
cArray[2] = Color.FromArgb(c.RGB);
}
c = colors.Next();
}
for (int i = 0; i < 3; i++)
{
Image img = getImage(esriGeometryType.esriGeometryPolygon, cArray[i]);
index = treeImages.Images.Add(img);
string label = "";
if (i == 0)
{
label = pRSCRR.LabelLow;
}
else if (i == 1)
{
label = pRSCRR.LabelMedium;
}
else if (i == 2)
{
label = pRSCRR.LabelHigh;
}
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = label, CustomValue = cArray[i]
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
}
else if (renderer is IRasterRGBRenderer)
{
//MessageBox.Show("IRasterRGBRenderer");
}
else if (renderer is IRasterColormap)
{
//MessageBox.Show("IRasterColormap");
}
else
{
//MessageBox.Show("未处理的IRasterRenderer类型： " + renderer.GetType().FullName);
}
}
else if (renderer is ITinRenderer)
{
if (renderer is ITinColorRampRenderer)
{
////MessageBox.Show("ITinColorRampRenderer");
ITinColorRampRenderer pTCRR = renderer as ITinColorRampRenderer;
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = "Elevation", CustomValue = pTCRR
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
for (int i = 0; i < pTCRR.BreakCount; i++)
{
ISymbol symbol = pTCRR.get_Symbol(i);
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = pTCRR.get_Label(i), CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
else if (renderer is ITinUniqueValueRenderer)
{
////MessageBox.Show("ITinUniqueValueRenderer");
ITinUniqueValueRenderer pTUVR = renderer as ITinUniqueValueRenderer;
index = treeImages.Images.Add(getImage(esriGeometryType.esriGeometryPolygon, Color.White));
TreeNodeSymbol tnChartNode = new TreeNodeSymbol()
{
Name = "Elevation", CustomValue = pTUVR
};
tnChartNode.ImageIndex = index;
tnComLayer.Add(tnChartNode);
for (int i = 0; i < pTUVR.ValueCount; i++)
{
string val = pTUVR.get_Value(i);
ISymbol symbol = pTUVR.get_Symbol(val);
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = pTUVR.get_Label(val), CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
if (pTUVR.UseDefaultSymbol)
{
ISymbol symbol = pTUVR.DefaultSymbol;
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = pTUVR.DefaultLabel, CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
}
else if (renderer is ITinSingleSymbolRenderer)
{
////MessageBox.Show("ITinSingleSymbolRenderer");
ITinSingleSymbolRenderer pTSSR = renderer as ITinSingleSymbolRenderer;
ISymbol symbol = pTSSR.Symbol;
Image img = ConvertSymbolToImage.Convert(symbol, 16, 16);
index = treeImages.Images.Add(img);
TreeNodeSymbol tnSymbol = new TreeNodeSymbol()
{
Name = pTSSR.Label, CustomValue = symbol
};
tnSymbol.ImageIndex = index;
tnComLayer.Add(tnSymbol);
}
else
{
//MessageBox.Show("未处理的ITinRenderer类型： " + renderer.GetType().FullName);
}
}
else
{
//MessageBox.Show("未处理的Renderer类型： " + renderer.GetType().FullName);
}
}
/// <summary>
/// 初始化与拉伸相关控件
/// </summary>
private void initstreach()
{
string sInstall = ClsGDBDataCommon.GetParentPathofExe() + @"Resource\Style\ESRI.ServerStyle";
axSymbologyControl1.LoadStyleFile(sInstall);
axSymbologyControl1.StyleClass = esriSymbologyStyleClass.esriStyleClassColorRamps;
pSymbolClass = axSymbologyControl1.GetStyleClass(esriSymbologyStyleClass.esriStyleClassColorRamps);
pRasterRender = pRLayer.Renderer;
pRasterRenderColorRamp = pRasterRender as IRasterRendererColorRamp;
//生成色度带
if (pRasterRender is IRasterStretchColorRampRenderer)
{
IStyleGalleryItem pStyleGalleryItem = new ServerStyleGalleryItem();
pStyleGalleryItem.Item = pRasterRenderColorRamp.ColorRamp;
pSymbolClass.AddItem(pStyleGalleryItem, 0);
pSymbolClass.SelectItem(0);
}
for (int i = 0; i < pSymbolClass.get_ItemCount(pSymbolClass.StyleCategory); i++)
{
stdole.IPictureDisp pPicture = pSymbolClass.PreviewItem(pSymbolClass.GetItem(i), cmbColorRamp.Width, cmbColorRamp.Height);
Image image = Image.FromHbitmap(new System.IntPtr(pPicture.Handle));
cmbColorRamp.Items.Add(image);
}
if (cmbColorRamp.Items.Count > 0)
{
cmbColorRamp.SelectedIndex = 0;
}
//判断拉伸方式和拉伸波段
if (pRasterRender is IRasterStretchColorRampRenderer)
{
pSCRampRender = pRasterRender as IRasterStretchColorRampRenderer;
pRasterStretch = pRasterRender as IRasterStretch;
int bandindex = pSCRampRender.BandIndex;
cmbBand.SelectedIndex = bandindex;
if (pRasterStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_Custom)
{
cmbStreach.SelectedIndex = 1;
}
else if (pRasterStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_MinimumMaximum)
{
cmbStreach.SelectedIndex = 2;
}
else if (pRasterStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_StandardDeviations)
{
cmbStreach.SelectedIndex = 3;
}
else if (pRasterStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_HistogramEqualize)
{
cmbStreach.SelectedIndex = 4;
}
else
{
cmbStreach.SelectedIndex = 0;
}
lblminstr.Text = pSCRampRender.LabelLow;
lblmaxstr.Text = pSCRampRender.LabelHigh;
txtmin.Text = pSCRampRender.LabelLow;
txtmax.Text = pSCRampRender.LabelHigh;
if (pRasterStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_MinimumMaximum)
{
txtmax.Visible = true;
txtmin.Visible = false;
}
}
else
{
cmbBand.SelectedIndex = 0;
cmbStreach.SelectedIndex = 0;
}
isminmax = true;
}
private void btnuse_Click(object sender, EventArgs e)
{
if (treeshow.SelectedIndex == 1)
{
IRasterRGBRenderer2 pRRGBRenderUse = new RasterRGBRendererClass();
if ((bool)gridsymbol.Rows[0].Cells[0].Value == true)
{
pRRGBRenderUse.UseRedBand = true;
}
else
{
pRRGBRenderUse.UseRedBand = false;
}
if ((bool)gridsymbol.Rows[1].Cells[0].Value == true)
{
pRRGBRenderUse.UseGreenBand = true;
}
else
{
pRRGBRenderUse.UseGreenBand = false;
}
if ((bool)gridsymbol.Rows[2].Cells[0].Value == true)
{
pRRGBRenderUse.UseBlueBand = true;
}
else
{
pRRGBRenderUse.UseBlueBand = false;
}
if ((bool)gridsymbol.Rows[3].Cells[0].Value == true)
{
pRRGBRenderUse.UseAlphaBand = true;
}
else
{
pRRGBRenderUse.UseAlphaBand = false;
}
pRRGBRenderUse.RedBandIndex = cmbred.SelectedIndex;
pRRGBRenderUse.GreenBandIndex = cmbgreen.SelectedIndex;
pRRGBRenderUse.BlueBandIndex = cmbblue.SelectedIndex;
pRRGBRenderUse.AlphaBandIndex = cmbalpha.SelectedIndex;
pRLayer.Renderer = (IRasterRenderer)pRRGBRenderUse;
}
else
{
if (pRStretch.StretchType == esriRasterStretchTypesEnum.esriRasterStretch_MinimumMaximum)
{
if (txtmin.Text == "" && txtmax.Text != "")
{
MessageBox.Show("请设置拉伸的最小值", "提示", MessageBoxButtons.OK);
}
else if (txtmax.Text == "" && txtmin.Text != "")
{
MessageBox.Show("请设置拉伸的最大值", "提示", MessageBoxButtons.OK);
}
else if (txtmax.Text == "" && txtmin.Text == "")
{
MessageBox.Show("请设置拉伸的最大值以及最小值", "提示", MessageBoxButtons.OK);
}
else
{
pRasterStretchMinMax = (IRasterStretchMinMax)pRStretch;
pRasterStretchMinMax.UseCustomStretchMinMax = true;
pRasterStretchMinMax.CustomStretchMin = double.Parse(txtmin.Text);
pRasterStretchMinMax.CustomStretchMax = double.Parse(txtmax.Text);
pRStretch = (IRasterStretch)pRasterStretchMinMax;
pRStretch.StretchType = esriRasterStretchTypesEnum.esriRasterStretch_MinimumMaximum;
}
}
if (chkdisplay.Checked == true)
{
pRStretch.Background = true;
pRStretch.BackgroundColor = ClsGDBDataCommon.ColorToIColor(colbackg.SelectedColor);
pRStretch.set_BackgroundValues(Convert.ToDouble(backvalue.Text));
}
else
{
pRStretch.Background = false;
}
IRasterStretchColorRampRenderer pStretchColorRasterRenderer = (IRasterStretchColorRampRenderer)pRStretch;;
IRasterRenderer pRasterRenderer = pStretchColorRasterRenderer as IRasterRenderer;
pRasterRenderer.Raster = pRLayer.Raster;
pRasterRenderer.Update();
pStretchColorRasterRenderer.BandIndex = cmbBand.SelectedIndex;
pStretchColorRasterRenderer.ColorRamp = PColorramp as IColorRamp;
pRasterRenderer.Update();
pRLayer.Renderer = pStretchColorRasterRenderer as IRasterRenderer;
}
if (pTocContral.Buddy == pMapContral.Object)
{
pTocContral.SetBuddyControl(pMapContral);
pMapContral.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
pTocContral.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
else if (pTocContral.Buddy.Equals(pSceneControl.Object))
{
pTocContral.SetBuddyControl(pSceneControl);
IActiveView pActiveView = pSceneControl.Scene as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pRLayer, null);
pTocContral.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
}
}
