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AxisScaleBreakStyle.StartFromZero Propriedade

Definição

Obtém ou define um valor de enumeração StartFromZero que indica se deve iniciar a quebra de escala a partir do zero.

public:
 property System::Web::UI::DataVisualization::Charting::StartFromZero StartFromZero { System::Web::UI::DataVisualization::Charting::StartFromZero get(); void set(System::Web::UI::DataVisualization::Charting::StartFromZero value); };
public System.Web.UI.DataVisualization.Charting.StartFromZero StartFromZero { get; set; }
member this.StartFromZero : System.Web.UI.DataVisualization.Charting.StartFromZero with get, set
Public Property StartFromZero As StartFromZero

Valor da propriedade

StartFromZero

Um valor de enumeração StartFromZero que indica se deve iniciar a quebra de escala a partir do zero.

Exemplos

O exemplo de código a seguir demonstra como habilitar e personalizar uma quebra de escala depois que o controle Chart foi adicionado à superfície de design.

Imports System.Web.UI.DataVisualization.Charting  

Private Function AddChartData()   

    chart1.Series("Default").Points.Add(New DataPoint(1, 2))   
    chart1.Series("Default").Points.Add(New DataPoint(2, 4))   
    chart1.Series("Default").Points.Add(New DataPoint(3, 400000))   
    chart1.Series("Default").Points.Add(New DataPoint(4, 3))   

End Sub  

Private Function AddScaleBreaks()  

   ' Enable scale breaks.  
   chart1.ChartAreas("Default").AxisY.ScaleBreakStyle.Enabled = True   

   ' Show scale break if more than 25% of the chart is empty space.       
   chart1.ChartAreas("Default").AxisY.ScaleBreakStyle.CollapsibleSpaceThreshold = 25   

   ' Set the line width of the scale break.      
   chart1.ChartAreas("Default").AxisY.ScaleBreakStyle.LineWidth = 2   

   ' Set the color of the scale break.   
   chart1.ChartAreas("Default").AxisY.ScaleBreakStyle.LineColor = Color.Red   

   ' If all data points are significantly far from zero, the chart will calculate the scale minimum value.   
   chart1.ChartAreas("Default").AxisY.ScaleBreakStyle.StartFromZero = StartFromZero.Auto  

   ' Set the spacing gap between the lines of the scale break (as a percentage of the Y-axis).  
   chart1.ChartAreas["Default"].AxisY.ScaleBreakStyle.Spacing = 2;  

End Function  
using System.Web.UI.DataVisualization.Charting  

private void AddChartData()  
{  
   chart1.Series["Series1"].Points.Add(new DataPoint(1, 2));  
   chart1.Series["Series1"].Points.Add(new DataPoint(2, 4));  
   chart1.Series["Series1"].Points.Add(new DataPoint(3, 400000));  
   chart1.Series["Series1"].Points.Add(new DataPoint(4, 3));  
}  

private void AddScaleBreaks()  
{  
   // Enable scale breaks.  
   chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.Enabled = true;  

   // Show scale break if more than 25% of the chart is empty space.  
   chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.CollapsibleSpaceThreshold = 25;  

   // Set the line width of the scale break.  
   chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.LineWidth = 2;  

   // Set the color of the scale break.  
   chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.LineColor = Color.Red;  

   // If all data points are significantly far from zero, the chart will calculate the scale minimum value.  
   chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.StartFromZero = StartFromZero.Auto;  

   // Set the spacing gap between the lines of the scale break (as a percentage of the Y-axis).  
    chart1.ChartAreas["ChartArea1"].AxisY.ScaleBreakStyle.Spacing = 2;  
}  

Comentários

Se a propriedade for definida como , o gráfico calculará automaticamente se a escala mínima do eixo Y deve ser iniciada do valor mais baixo da série StartFromZero Auto ou de zero.

Aplica-se a