Obtains a Bitmap of the generated chart.
[Visual Basic]
Public Function GetChartBitmap() As Bitmap
[C#]
public Bitmap GetChartBitmap();
[JScript]
public function GetChartBitmap() : Bitmap;
Return Type
A Bitmap of the chart.
Remarks
When invoked, the Point properties of all elements
drawn on the chart will be populated.
Example
[C#]
[C#]
//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;
//For complete code see PostRenderDrawing.aspx sample |
[C#]
[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
'For complete code see PostRenderDrawing.aspx sample |
See Also
Chart Class
| Chart Members
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