Spread WPF Documentation
LogBase Property
Example 


GrapeCity.Windows.SpreadSheet.Data Namespace > Axis Class : LogBase Property
Gets or sets the logarithmic base for the axis. Default value double.NaN corresponds to the default linear axis.
Syntax
'Declaration
 
Public Property LogBase As System.Double
'Usage
 
Dim instance As Axis
Dim value As System.Double
 
instance.LogBase = value
 
value = instance.LogBase
public System.double LogBase {get; set;}
Example
This example sets the LogBase property.
GrapeCity.Windows.SpreadSheet.Data.SpreadChart chart = new GrapeCity.Windows.SpreadSheet.Data.SpreadChart("Chart", GrapeCity.Windows.SpreadSheet.Data.SpreadChartType.BarStacked, "Sheet1!$A$1:$A$7", 0,0, 200, 200);
gcSpreadSheet1.ActiveSheet.SetArray(0, 0, new object[,] { { 1 }, { 2 }, { 3 }, { 4 }, { 5 }, { 6 }, { 7 }, { 8 }, { 9 }, { 10 } });

chart.ChartTitle = new GrapeCity.Windows.SpreadSheet.Data.ChartTitle();
chart.AxisX.Text = "-1234";
//stroke
chart.AxisX.StrokeDashType = GrapeCity.Windows.SpreadSheet.Data.StrokeDashType.Dash;
chart.AxisX.StrokeThickness = 2;
chart.AxisX.Stroke = new SolidColorBrush(Colors.Cyan);
//fill
chart.AxisX.Fill = new SolidColorBrush(Colors.Red);
//font
chart.AxisX.FontSize = 12;
chart.AxisX.FontFamily = FontFamily;
chart.AxisX.FontStyle = FontStyles.Italic;
chart.AxisX.FontWeight = FontWeights.Bold;
chart.AxisX.FontStretch = FontStretches.ExtraExpanded;
chart.AxisX.Foreground = new SolidColorBrush(Colors.Blue);
chart.AxisX.LineCapType = PenLineCap.Round;
chart.AxisX.LineJoinType = PenLineJoin.Bevel;
chart.AxisX.LabelAngle = 60;
chart.AxisX.LabelFormatter = new GrapeCity.Windows.SpreadSheet.Data.GeneralFormatter("##.00");
chart.AxisX.Reversed = true;
chart.AxisX.LogBase = 100;
chart.AxisX.UseLogBase = true;
gcSpreadSheet1.ActiveSheet.Charts.Add(chart);
Dim chart As New GrapeCity.Windows.SpreadSheet.Data.SpreadChart("Chart", GrapeCity.Windows.SpreadSheet.Data.SpreadChartType.BarStacked, "Sheet1!$A$1:$A$7", 0, 0, 200, 200)
GcSpreadSheet1.ActiveSheet.SetArray(0, 0, New Object(,) {{1}, {2}, {3}, {4}, {5}, {6}, {7}, {8}, {9}, {10}})

chart.ChartTitle = New GrapeCity.Windows.SpreadSheet.Data.ChartTitle()
chart.AxisX.Text = "-1234"
'stroke
chart.AxisX.StrokeDashType = GrapeCity.Windows.SpreadSheet.Data.StrokeDashType.Dash
chart.AxisX.StrokeThickness = 2
chart.AxisX.Stroke = New SolidColorBrush(Colors.Cyan)
'fill
chart.AxisX.Fill = New SolidColorBrush(Colors.Red)
'font
chart.AxisX.FontSize = 12
chart.AxisX.FontFamily = FontFamily
chart.AxisX.FontStyle = FontStyles.Italic
chart.AxisX.FontWeight = FontWeights.Bold
chart.AxisX.FontStretch = FontStretches.ExtraExpanded
chart.AxisX.Foreground = New SolidColorBrush(Colors.Blue)
chart.AxisX.LineCapType = PenLineCap.Round
chart.AxisX.LineJoinType = PenLineJoin.Bevel
chart.AxisX.LabelAngle = 60
chart.AxisX.LabelFormatter = New GrapeCity.Windows.SpreadSheet.Data.GeneralFormatter("##.00")
chart.AxisX.Reversed = True
chart.AxisX.LogBase = 100
chart.AxisX.UseLogBase = True
GcSpreadSheet1.ActiveSheet.Charts.Add(chart)
See Also

Reference

Axis Class
Axis Members