FileManager Property

Gets or sets the chart's instance of the FileManager which facilitates saving images.

Syntax

Visual Basic
C#

'Declaration
 
Public Property FileManager As FileManager

'Usage
 
Dim instance As Chart
Dim value As FileManager
 
instance.FileManager = value
 
value = instance.FileManager

public FileManager FileManager {get; set;}

Example

//Get the bitmap and add a line to the image
Bitmap bmp = Chart.GetChartBitmap();
Graphics g = Graphics.FromImage(bmp);
g.DrawLine(Pens.Red,36,150,480,150);
g.DrawString("This is my line",new Font("Arial",12,FontStyle.Bold),new SolidBrush(Color.Black),new Point(40,150));
g.Dispose();
 
//Save the image and set the image path to ImageUrl.
string ImagePath = Chart.FileManager.SaveImage(bmp);
Image1.ImageUrl = ImagePath;

Visual Basic

'Get the bitmap and add a line to the image
Dim bmp As Bitmap = Chart.GetChartBitmap()
Dim g As Graphics = Graphics.FromImage(bmp)
g.DrawLine(Pens.Red, 36, 150, 480, 150)
g.DrawString("This is my line", new Font("Arial", 12, FontStyle.Bold), new SolidBrush(Color.Black), new PointF(40F, 150F))
g.Dispose()
 
'Save the image and set the image path to ImageUrl.
Dim ImagePath As String = Chart.FileManager.SaveImage(bmp)
Image1.ImageUrl = ImagePath

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

Chart Class
Chart Members

Tutorials

File Handling