public static IRasterRenderer CreateSlopePrecentRiseColorRamp(Raster gRaster)
{
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer rasterRenderer = (IRasterRenderer)classifyRenderer;
IRaster raster = rasterDataset.CreateDefaultRaster();
rasterRenderer.Raster = raster;
classifyRenderer.ClassCount = 10;
rasterRenderer.Update();
classifyRenderer.Break[0] = 0;
classifyRenderer.Label[0] = "0 to 3.5%";
classifyRenderer.Break[1] = 3.5;
classifyRenderer.Label[1] = "3.5% to 8.75%";
classifyRenderer.Break[2] = 8.75;
classifyRenderer.Label[2] = "8.75% to 15%";
classifyRenderer.Break[3] = 15;
classifyRenderer.Label[3] = "15% to 25%";
classifyRenderer.Break[4] = 25;
classifyRenderer.Label[4] = "25% to 45%";
classifyRenderer.Break[5] = 45;
classifyRenderer.Label[5] = "45% to 70%";
classifyRenderer.Break[6] = 70;
classifyRenderer.Label[6] = "70% to 100%";
classifyRenderer.Break[7] = 100;
classifyRenderer.Label[7] = "100% to 175%";
classifyRenderer.Break[8] = 175;
classifyRenderer.Label[8] = "175% to 565%";
classifyRenderer.Break[9] = 565;
classifyRenderer.Label[9] = "> 565%";
List <RgbColor> lColors = CreateSlopeColorRamp();
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
return(rasterRenderer);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
public static IRasterRenderer CreateGrainSizeStatisticColorRamp(GCDConsoleLib.Raster gRaster, UnitsNet.Units.LengthUnit eUnits)
{
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer rasterRenderer = (IRasterRenderer)classifyRenderer;
IRaster raster = rasterDataset.CreateDefaultRaster();
rasterRenderer.Raster = raster;
classifyRenderer.ClassCount = 5;
rasterRenderer.Update();
classifyRenderer.Break[0] = 0;
classifyRenderer.Label[0] = "Fines, Sand (0 to 2 mm)";
classifyRenderer.Break[1] = UnitsNet.Length.From(2, UnitsNet.Units.LengthUnit.Millimeter).As(eUnits);
classifyRenderer.Label[1] = "Fine Gravel (2 mm to 16 mm)";
classifyRenderer.Break[2] = UnitsNet.Length.From(16, UnitsNet.Units.LengthUnit.Millimeter).As(eUnits);
classifyRenderer.Label[2] = "Coarse Gravel (16 mm to 64 mm)";
classifyRenderer.Break[3] = UnitsNet.Length.From(64, UnitsNet.Units.LengthUnit.Millimeter).As(eUnits);
classifyRenderer.Label[3] = "Cobbles (64 mm to 256 mm)";
classifyRenderer.Break[4] = UnitsNet.Length.From(256, UnitsNet.Units.LengthUnit.Millimeter).As(eUnits);
classifyRenderer.Label[4] = "Boulders (> 256 mm)";
List <RgbColor> lColors = new List <RgbColor>();
lColors.Add(CreateRGBColor(194, 82, 60));
lColors.Add(CreateRGBColor(240, 180, 17));
lColors.Add(CreateRGBColor(123, 237, 0));
lColors.Add(CreateRGBColor(27, 168, 124));
lColors.Add(CreateRGBColor(11, 44, 122));
IFillSymbol fillSymbol = new SimpleFillSymbol();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
return(rasterRenderer);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
public static IRasterRenderer CreateClassifyRenderer(GCDConsoleLib.Raster gRaster, int iClassCount, string sColorRampName, double dMax, bool bInvert = false)
{
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer rasterRenderer = (IRasterRenderer)classifyRenderer;
IFillSymbol fillSymbol = new SimpleFillSymbol();
IRaster raster = rasterDataset.CreateDefaultRaster();
rasterRenderer.Raster = raster;
IColorRamp pColorRamp;
IStyleGalleryItem pStyleItem = GetESRIStyleColorRamp(out pColorRamp, sColorRampName);
classifyRenderer.ClassCount = iClassCount;
rasterRenderer.Update();
CreateClassBreaks(dMax, iClassCount, classifyRenderer);
pColorRamp.Size = iClassCount;
bool bOK = false;
pColorRamp.CreateRamp(out bOK);
List <IColor> lColors = new List <IColor>();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
lColors.Add(pColorRamp.Color[i]);
}
if (bInvert)
{
lColors.Reverse();
}
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
return(rasterRenderer);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
public static IRasterRenderer CreateDoDClassifyRenderer(Raster gRaster, int iClassCount, double rampRange)
{
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer rasterRenderer = (IRasterRenderer)classifyRenderer;
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
IRaster raster = rasterDataset.CreateDefaultRaster();
double rMin = -2.5;
double rMax = 2.5;
if (rampRange == 0)
{
gRaster.ComputeStatistics();
Dictionary <string, decimal> rasterStats = gRaster.GetStatistics();
rMin = (double)rasterStats["min"];
rMax = (double)rasterStats["max"];
}
else
{
rMin = rampRange * -1;
rMax = rampRange;
}
rasterRenderer.Raster = raster;
if ((rMin == double.MinValue & rMax == double.MaxValue) | (rMin == double.MaxValue & rMax == double.MinValue) | (rMin == float.MinValue & rMax == float.MaxValue) | (rMin == float.MaxValue & rMax == float.MinValue))
{
classifyRenderer.ClassCount = 1;
ESRI.ArcGIS.Display.IRgbColor rgbColor = CreateRGBColor(255, 255, 255);
rgbColor.Transparency = 0;
fillSymbol.Color = rgbColor;
classifyRenderer.Symbol[0] = (ISymbol)fillSymbol;
classifyRenderer.Label[0] = "No Data (no change detected)";
return(rasterRenderer);
}
classifyRenderer.ClassCount = iClassCount;
rasterRenderer.Update();
CreateDoDClassBreaks(rMax, rMin, iClassCount, ref classifyRenderer);
List <IColor> lColors = CreateDoDColorRamp();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
return(rasterRenderer);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
public static IRasterRenderer CreateSlopeDegreesColorRamp(GCDConsoleLib.Raster gRaster)
{
IRasterRenderer rasterRenderer = null;
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
// Create the classify renderer
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
rasterRenderer = (IRasterRenderer)classifyRenderer;
IRaster raster = rasterDataset.CreateDefaultRaster();
rasterRenderer.Raster = raster;
classifyRenderer.ClassCount = 10;
rasterRenderer.Update();
classifyRenderer.Break[0] = (double)gRaster.GetStatistics()["min"];
classifyRenderer.Label[0] = "0 to 2";
classifyRenderer.Break[1] = 2;
classifyRenderer.Label[1] = "2 to 5";
classifyRenderer.Break[2] = 5;
classifyRenderer.Label[2] = "5 to 10";
classifyRenderer.Break[3] = 10;
classifyRenderer.Label[3] = "10 to 15";
classifyRenderer.Break[4] = 15;
classifyRenderer.Label[4] = "15 to 25";
classifyRenderer.Break[5] = 25;
classifyRenderer.Label[5] = "25 to 35";
classifyRenderer.Break[6] = 35;
classifyRenderer.Label[6] = "35 to 45";
classifyRenderer.Break[7] = 45;
classifyRenderer.Label[7] = "45 to 60";
classifyRenderer.Break[8] = 60;
classifyRenderer.Label[8] = "60 to 80";
classifyRenderer.Break[9] = 80;
classifyRenderer.Label[9] = "80 to 90";
classifyRenderer.Break[10] = 90;
//Create the symbol for the classes.
List <RgbColor> lColors = CreateSlopeColorRamp();
IFillSymbol fillSymbol = new SimpleFillSymbolClass();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
rasterRenderer = null;
}
return(rasterRenderer);
}
public static IRasterRenderer CreateRoughnessColorRamp(GCDConsoleLib.Raster gRaster)
{
try
{
// Open file raster dataset and ensure that statistics and histograms are present (absence of histograms will cause Renderer.Update() to crash)
IRasterDataset rasterDataset = ArcMapUtilities.GetRasterDataset(gRaster);
ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection pRastBands = (ESRI.ArcGIS.DataSourcesRaster.IRasterBandCollection)rasterDataset;
ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand enumRasterBand = (ESRI.ArcGIS.DataSourcesRaster.IEnumRasterBand)pRastBands.Bands;
rasterDataset.PrecalculateStats(0);
ESRI.ArcGIS.DataSourcesRaster.IRasterBand pRastBand = enumRasterBand.Next();
pRastBand.ComputeStatsAndHist();
IRasterClassifyColorRampRenderer classifyRenderer = new RasterClassifyColorRampRendererClass();
IRasterRenderer rasterRenderer = (IRasterRenderer)classifyRenderer;
IRaster raster = rasterDataset.CreateDefaultRaster();
rasterRenderer.Raster = raster;
classifyRenderer.ClassCount = 10;
rasterRenderer.Update();
classifyRenderer.Break[0] = 0;
classifyRenderer.Label[0] = "0 to 0.1";
classifyRenderer.Break[1] = 0.1;
classifyRenderer.Label[1] = "0.1 to 0.25";
classifyRenderer.Break[2] = 0.25;
classifyRenderer.Label[2] = "0.25 to 0.5";
classifyRenderer.Break[3] = 0.5;
classifyRenderer.Label[3] = "0.5 to 0.75";
classifyRenderer.Break[4] = 0.75;
classifyRenderer.Label[4] = "0.75 to 1.0";
classifyRenderer.Break[5] = 1;
classifyRenderer.Label[5] = "1.0 to 1.5";
classifyRenderer.Break[6] = 1.5;
classifyRenderer.Label[6] = "1.5 to 2.0";
classifyRenderer.Break[7] = 2;
classifyRenderer.Label[7] = "2.0 to 3.0";
classifyRenderer.Break[8] = 3;
classifyRenderer.Label[8] = "3.0 to 5.0";
classifyRenderer.Break[9] = 5;
classifyRenderer.Label[9] = "> 5.0";
List <RgbColor> lColors = new List <RgbColor>();
lColors.Add(CreateRGBColor(255, 255, 179));
lColors.Add(CreateRGBColor(252, 241, 167));
lColors.Add(CreateRGBColor(252, 230, 157));
lColors.Add(CreateRGBColor(250, 218, 145));
lColors.Add(CreateRGBColor(250, 208, 135));
lColors.Add(CreateRGBColor(237, 191, 126));
lColors.Add(CreateRGBColor(219, 167, 118));
lColors.Add(CreateRGBColor(201, 147, 111));
lColors.Add(CreateRGBColor(184, 127, 106));
lColors.Add(CreateRGBColor(166, 101, 101));
IFillSymbol fillSymbol = new SimpleFillSymbol();
for (int i = 0; i < classifyRenderer.ClassCount; i++)
{
fillSymbol.Color = lColors[i];
classifyRenderer.Symbol[i] = (ISymbol)fillSymbol;
}
return(rasterRenderer);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
return(null);
}
}
