Spread ASP.NET 14
FarPoint.Web.Chart Assembly / FarPoint.Web.Chart Namespace / DirectionalLight Class / DirectionY Property
Example


In This Topic
    DirectionY Property
    In This Topic
    Gets or sets the y coordinate of the direction of the light.
    Syntax
    'Declaration
     
    Public Property DirectionY As Single
    'Usage
     
    Dim instance As DirectionalLight
    Dim value As Single
     
    instance.DirectionY = value
     
    value = instance.DirectionY
    public float DirectionY {get; set;}
    Example

    This example sets the DirectionY property.

    FarPoint.Web.Chart.PieSeries series = new FarPoint.Web.Chart.PieSeries();
    series.SeriesName = "Series 1";
    series.TopBevel = new FarPoint.Web.Chart.CircleBevel(12.0f, 12.0f);
    series.BottomBevel = new FarPoint.Web.Chart.CircleBevel(12.0f, 12.0f);
    series.Values.Add(1.0);
    series.Values.Add(2.0);
    series.Values.Add(4.0);
    series.Values.Add(8.0);
    
    FarPoint.Web.Chart.PiePlotArea plotArea = new FarPoint.Web.Chart.PiePlotArea();
    plotArea.Location = new System.Drawing.PointF(0.2f, 0.2f);
    plotArea.Size = new System.Drawing.SizeF(0.6f, 0.6f);
    plotArea.Series.Add(series);
    
    FarPoint.Web.Chart.PositionalLight light0 = new FarPoint.Web.Chart.PositionalLight();
    light0.AmbientColor = System.Drawing.Color.FromArgb(64, 64, 64);
    light0.DiffuseColor = System.Drawing.Color.FromArgb(64, 64, 64);
    light0.SpecularColor = System.Drawing.Color.FromArgb(128, 128, 128);
    light0.PositionX = 0.0f;
    light0.PositionY = 0.0f;
    light0.PositionZ = 100.0f;
    
    FarPoint.Web.Chart.DirectionalLight light1 = new FarPoint.Web.Chart.DirectionalLight();
    light1.AmbientColor = System.Drawing.Color.FromArgb(64, 64, 64);
    light1.DiffuseColor = System.Drawing.Color.FromArgb(64, 64, 64);
    light1.SpecularColor = System.Drawing.Color.FromArgb(128, 128, 128);
    light1.DirectionX = 1.0f;
    light1.DirectionY = 0.0f;
    light1.DirectionZ = 1.0f;
    
    FarPoint.Web.Chart.ChartModel model = new FarPoint.Web.Chart.ChartModel();
    model.PlotAreas.Add(plotArea);
    model.PlotAreas[0].Lights.Clear();
    model.PlotAreas[0].Lights.Add(light0);
    model.PlotAreas[0].Lights.Add(light1);
    FarPoint.Web.Spread.Chart.SpreadChart chart = new FarPoint.Web.Spread.Chart.SpreadChart();
    chart.Model = model;
    FpSpread1.Sheets[0].Charts.Add(chart);
    Dim series As New FarPoint.Web.Chart.PieSeries()
    series.SeriesName = "Series 1"
    series.TopBevel = New FarPoint.Web.Chart.CircleBevel(12.0F, 12.0F)
    series.BottomBevel = New FarPoint.Web.Chart.CircleBevel(12.0F, 12.0F)
    series.Values.Add(1.0)
    series.Values.Add(2.0)
    series.Values.Add(4.0)
    series.Values.Add(8.0)
    
    Dim plotArea As New FarPoint.Web.Chart.PiePlotArea()
    plotArea.Location = New System.Drawing.PointF(0.2F, 0.2F)
    plotArea.Size = New System.Drawing.SizeF(0.6F, 0.6F)
    plotArea.series.Add(series)
    
    Dim light0 As New FarPoint.Web.Chart.PositionalLight()
    light0.AmbientColor = System.Drawing.Color.FromArgb(64, 64, 64)
    light0.DiffuseColor = System.Drawing.Color.FromArgb(64, 64, 64)
    light0.SpecularColor = System.Drawing.Color.FromArgb(128, 128, 128)
    light0.PositionX = 0.0F
    light0.PositionY = 0.0F
    light0.PositionZ = 100.0F
    
    Dim light1 As New FarPoint.Web.Chart.DirectionalLight()
    light1.AmbientColor = System.Drawing.Color.FromArgb(64, 64, 64)
    light1.DiffuseColor = System.Drawing.Color.FromArgb(64, 64, 64)
    light1.SpecularColor = System.Drawing.Color.FromArgb(128, 128, 128)
    light1.DirectionX = 1.0F
    light1.DirectionY = 0.0F
    light1.DirectionZ = 1.0F
    
    Dim model As New FarPoint.Web.Chart.ChartModel()
    model.PlotAreas.Add(plotArea)
    model.PlotAreas(0).Lights.Clear()
    model.PlotAreas(0).Lights.Add(light0)
    model.PlotAreas(0).Lights.Add(light1)
    Dim chart As New FarPoint.Web.Spread.Chart.SpreadChart()
    chart.Model = model
    FpSpread1.Sheets(0).Charts.Add(chart)
    See Also