about picture's display problem?
Posted: Sun Feb 01, 2004 9:16 am
now i have a question
because i didn't save picture,use savetostream
when code runs,i cann't see picture.
if i save ,i will see it
please tell me why?
thank you
Code: Select all
<%
set TChart1=Server.Createobject("TeeChart.TChart")
TChart1.Height=250
TChart1.Width=500
TChart1.Header.Text.Clear
TChart1.Header.Text.Add "DEMO"
TChart1.Panel.Gradient.Visible=True
TChart1.Panel.Gradient.StartColor=RGB(200,255,200)
TChart1.Panel.Gradient.EndColor=RGB(255,255,255)
TChart1.Aspect.view3d=false
TChart1.AddSeries(scLine)
TChart1.Series(0).Clear
Set Rs=Server.CreateObject("ADODB.Recordset")
strsql = "select * from worktime_order"
Rs.Open strsql,conn,1,1
TChart1.Series(0).Add 180,"02/10",red
IF rs.RecordCount > 0 THEN
TChart1.Series(0).Datasource = Rs
TChart1.Series(0).LabelsSource="machine_id"
TChart1.Series(0).YValues.ValueSource="machine_number"
end if
OutputStream=TChart1.Export.asPNG.SaveToStream
Response.Binarywrite OutputStream
'TChart1.Export.SaveToJPEGFile server.Mappath("mychart.jpg"),False,JPEGBestQuality,85,Tchart1.Width,TChart1.Height
set Tchart1=nothing
%>
when code runs,i cann't see picture.
if i save ,i will see it
please tell me why?
thank you