Spread Windows Forms 8.0 Product Documentation
AlphaBlendBackColor Property
Example 


Gets or sets the alpha-blend value of the background color of the object.
Syntax
'Declaration
 
Public Overridable Property AlphaBlendBackColor As Integer
'Usage
 
Dim instance As PSObject
Dim value As Integer
 
instance.AlphaBlendBackColor = value
 
value = instance.AlphaBlendBackColor
public virtual int AlphaBlendBackColor {get; set;}

Property Value

Integer representing the amount of alpha blending
Remarks
Alpha blending determines the amount of transparency of the background color.
Example
This example shows the use of the property in customizing a shape to illustrate the use of the property for classes that inherit this property.
System.Drawing.Point[] pts = {new System.Drawing.Point(25, 0), 
                                new System.Drawing.Point(0, 50), 
                                new System.Drawing.Point(20, 50), 
                                new System.Drawing.Point((int)2.5, 100), 
                                new System.Drawing.Point(40, 40), 
                                new System.Drawing.Point(20, 40), 
                                new System.Drawing.Point(40, 0), 
                                new System.Drawing.Point(25, 0)};

System.Drawing.Drawing2D.GraphicsPath gpath = new System.Drawing.Drawing2D.GraphicsPath();
gpath.AddPolygon(pts);

FarPoint.Win.Spread.DrawingSpace.PSObject pso = new FarPoint.Win.Spread.DrawingSpace.CustomShape();
pso.BackColor = Color.Black;
pso.AlphaBlendBackColor = 90;
pso.Anchor = 20;
pso.CanMove = FarPoint.Win.Spread.DrawingSpace.Moving.HorizontalAndVertical;
pso.CanRotate = true;
pso.CanSize = FarPoint.Win.Spread.DrawingSpace.Sizing.HeightAndWidth;
pso.Shape = gpath;
pso.SetBounds(250, 250, 120, 120);
fpSpread1.ActiveSheet.AddShape(pso);
Dim pts As System.Drawing.Point() = {New System.Drawing.Point(25, 0),  _
                                New System.Drawing.Point(0, 50),  _
                                New System.Drawing.Point(20, 50),  _
                                New System.Drawing.Point(2.5, 100),  _
                                New System.Drawing.Point(40, 40),  _
                                New System.Drawing.Point(20, 40),  _
                                New System.Drawing.Point(40, 0),  _
                                New System.Drawing.Point(25, 0)}

Dim gpath As System.Drawing.Drawing2D.GraphicsPath = New System.Drawing.Drawing2D.GraphicsPath
gpath.AddPolygon(pts)

Dim pso As New FarPoint.Win.Spread.DrawingSpace.CustomShape
pso.BackColor = Color.Black
pso.AlphaBlendBackColor = 90
pso.Anchor = 20
pso.CanMove = FarPoint.Win.Spread.DrawingSpace.Moving.HorizontalAndVertical
pso.CanRotate = True
pso.CanSize = FarPoint.Win.Spread.DrawingSpace.Sizing.HeightAndWidth
pso.Shape = gpath
pso.SetBounds(250, 250, 120, 120)
FpSpread1.ActiveSheet.AddShape(pso)
Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8

See Also

Reference

PSObject Class
PSObject Members

 

 


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