private void btnOK_Click(object sender, EventArgs e)
{
// valida os campos
if (!this.ValidarCampos())
{
return;
}
this.Cursor = Cursors.WaitCursor;
//enviar os parametros pra function do banco
try
{
var incidenciaDoencaEmUnidadeSaude = new DoencaEmUnidadeSaudeRepositorio();
//retorna uma lista de unidades de saude com incidencia da doença escolhida
var listaIncidenciaDoencaEmDistritosSanitarios = incidenciaDoencaEmUnidadeSaude.GerarMapaTematicoEmDistritosSanitarios((int)this.cmbDoenca.SelectedValue,
this.dateTPDe.Value.Year, this.dateTPAte.Value.Year);
listaIncidenciaDoencaEmDistritosSanitarios.Count.ToString();
//criar a Feature Class
IFeatureClass featureClass = CreateNewShapeFile(@"C:\Sistemas\GestaoSMS\Files\Mapas\MapaIncidencia" + cmbDoenca.Text + "EmDistritosSanitarios" + DateTime.Now.ToString("ddMMyyyyhhmmss") + ".shp");
//criar uma feature buffer
IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer();
//campo nome
int indexNome = featureClass.FindField("nome");
//campo incidências
int indexIncidencia = featureClass.FindField("incidencia");
//criar um feature cursor com buffer ativado
IFeatureCursor featureCursor = featureClass.Insert(true);
foreach (MapaDoencaEmDistritoSanitario incidencia in listaIncidenciaDoencaEmDistritosSanitarios)
{
//passar de Wkb para IGeometry
var geometry = WKBToGeometry(incidencia.DistritosSanitarios);
//atribuir a geometria ao buffer
featureBuffer.Shape = geometry;
featureBuffer.set_Value(indexNome, incidencia.Nome);
featureBuffer.set_Value(indexIncidencia, incidencia.TotalIncidencias);
//inserir a feature na featureclass
featureCursor.InsertFeature(featureBuffer);
}
featureCursor.Flush();
Marshal.FinalReleaseComObject(featureCursor);
try
{
//cria featureLayer
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.FeatureClass = featureClass;
if (featureLayer != null)
{
//cria a geofeaturelayer
IGeoFeatureLayer geoFeatureLayer = (IGeoFeatureLayer)featureLayer;
//ativar os Labels
//geoFeatureLayer.DisplayAnnotation = true;
//tabela dos dados
ITable table = (ITable)featureClass;
//define o metodo de classificacao
IClassifyGEN classifyGEN = new NaturalBreaks();
//objetos com array de frequencia de dados e valores dos dados
object dataFrequency;
object dataValues;
//histograma
ITableHistogram tableHistogram = new TableHistogramClass();
IHistogram histogram = (IHistogram)tableHistogram;
tableHistogram.Field = "incidencia";
tableHistogram.Table = table;
histogram.GetHistogram(out dataValues, out dataFrequency);
double[] data = dataValues as double[];
int[] freq = dataFrequency as int[];
classifyGEN.Classify(data, freq, 5);
//Renderer de simbolos proporcionais
IClassBreaksRenderer render = new ClassBreaksRenderer();
double[] cb = (double[])classifyGEN.ClassBreaks;
render.Field = "incidencia";
render.BreakCount = 5;
//render.MinimumBreak = listaIncidenciaDoencaEmDistritosSanitarios.Min(p => p.TotalIncidencias);
render.MinimumBreak = cb[0];
//define a escala de cores
IRgbColor color1 = new RgbColor();
IRgbColor color2 = new RgbColor();
color1.Red = 255;
color1.Green = 255;
color1.Blue = 0;
color2.Red = 140;
color2.Green = 23;
color2.Blue = 23;
IAlgorithmicColorRamp colorRamp = new AlgorithmicColorRamp();
colorRamp.FromColor = color1;
colorRamp.ToColor = color2;
colorRamp.Algorithm = esriColorRampAlgorithm.esriCIELabAlgorithm;
colorRamp.Size = 5;
bool ok;
colorRamp.CreateRamp(out ok);
IEnumColors enumColors = colorRamp.Colors;
enumColors.Reset();
IClassBreaksUIProperties uiProperties = (IClassBreaksUIProperties)render;
uiProperties.ColorRamp = "Custom";
//loop para definir o estilo de cada geometria de distrito sanitario
for (int i = 0; i < 5; i++)
{
if (i != 0)
{
render.Break[i] = cb[i + 1];
render.Label[i] = (cb[i] + 1).ToString("0") + " - " + cb[i + 1].ToString("0");
uiProperties.LowBreak[i] = cb[i] + 1;
}
else
{
render.Break[i] = cb[i + 1];
render.Label[i] = "0 - " + cb[i + 1].ToString("0");
uiProperties.LowBreak[i] = cb[i] + 1;
}
ISimpleFillSymbol simpleFillSymbol = new SimpleFillSymbol();
simpleFillSymbol.Color = enumColors.Next();
simpleFillSymbol.Style = esriSimpleFillStyle.esriSFSSolid;
ISymbol symbolteste = simpleFillSymbol as ISymbol;
render.Symbol[i] = (ISymbol)symbolteste;
}
//carregar o shape no mapa
geoFeatureLayer.FeatureClass = featureClass;
geoFeatureLayer.Name = featureClass.AliasName;
geoFeatureLayer.Visible = true;
geoFeatureLayer.Renderer = (IFeatureRenderer)render;
ArcMap.Document.FocusMap.AddLayer(geoFeatureLayer);
}
MessageBox.Show("O mapa de incidência da doença [" + cmbDoenca.Text +
"] nos Distritos Sanitários foi gerado com sucesso!", this.Text, MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
catch (Exception ex)
{
MostrarErro(ex);
MessageBox.Show("Escolha um período que contenha incidências da doença [" + cmbDoenca.Text + "].", this.Text, MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
}
}
catch (Exception ex)
{
this.MostrarErro(ex);
}
finally
{
this.Cursor = Cursors.Default;
}
}
private void RenderFeatures(ILayer layer)
{
//Set up renderer
IClassBreaksRenderer classBreaksRenderer = new ClassBreaksRenderer();
classBreaksRenderer.Field = "HistoField";
classBreaksRenderer.BreakCount = 5;
//Set up table histogram properties
object douleArrayValues;
object frequencyArray;
IFeatureClass featureClass = ((IFeatureLayer) layer).FeatureClass;
ITable table = (ITable) featureClass;
ITableHistogram tableHistogram = (ITableHistogram) new BasicTableHistogram();
tableHistogram.Table = table;
tableHistogram.Field = "HistoField";
((IDataSampling)classBreaksRenderer).SamplingMethod = esriDataSampling.esriAllRecords;
tableHistogram.Sampling = (IDataSampling)classBreaksRenderer;
((IBasicHistogram) tableHistogram).GetHistogram(out douleArrayValues, out frequencyArray);
IClassifyGEN classifyGen = new NaturalBreaks();
classifyGen.Classify(douleArrayValues, frequencyArray, classBreaksRenderer.BreakCount);
Double[] x = classifyGen.ClassBreaks as Double[];
Random random = new Random();
for (var i = 1; i < x.Length; i++)
{
classBreaksRenderer.Break[i-1] = x[i];
classBreaksRenderer.Description[i-1] = "TEST";
classBreaksRenderer.Label[i-1] = x.GetValue(i).ToString();
IMarkerSymbol markerSymbol = new SimpleMarkerSymbol();
Color colorToUse = GetAColor(random.Next(0,174));
IRgbColor rgbColor = new RgbColorClass();
rgbColor.Blue = colorToUse.B;
rgbColor.Red = colorToUse.R;
rgbColor.Green = colorToUse.G;
markerSymbol.Color = rgbColor;
markerSymbol.Size = 5;
classBreaksRenderer.Symbol[i - 1] = (ISymbol)markerSymbol;
}
((IGeoFeatureLayer) layer).Renderer = ((IFeatureRenderer)classBreaksRenderer);
}
