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Graphing recommendations..?
Message
From
04/10/2006 04:13:55
 
 
To
02/01/2004 11:12:08
Cetin Basoz
Engineerica Inc.
Izmir, Turkey
General information
Forum:
Visual FoxPro
Category:
Other
Miscellaneous
Thread ID:
00863452
Message ID:
01159243
Views:
25
hi,

i try to run it i get error message
Variable "= VtChChartType2dLine" is not found

thanks.

>>For a few years, we have been using the old MSGraph control along with the APPEND GENERAL suggestion of feeding the values to the control.
>>
>>As this table tends to get big at times, I've been investigating eliminating that method of populating a graph in favor of just feeding the control (or object) properties instead. I gave the MSChart control a whirl and it does work ok, except for when there is a large series (e.g. 475 rates on an interest rate yield curve) that get fed to the chart from a table. In that example, the chart take a very long time to refresh itself.
>>
>>Can anyone recommend a graph control/object that wouldn't be too evil to figure out and would actually refresh itself rather quickly on a large series?
>>
>>Laterness,
>>Jon
>
>Jon,
>I just tried this with MSChart and it showed instantly :
>
>
>oForm=createobject('form1')
>oForm.Show
>Read events
>#INCLUDE "mschrt20.h"
>Define CLASS form1 AS form
>  Top = 0
>  Left = 0
>  Height = 520
>  Width = 790
>  DoCreate = .T.
>  Name = "Form1"
>
>  Add OBJECT mschart AS olecontrol WITH ;
>    Top = 10, ;
>    Left = 5, ;
>    Height = 500, ;
>    Width = 780, ;
>    Name = "MsChart", ;
>    OleClass = 'MSChart20Lib.MsChart'
>
>  Procedure Init
>Create Cursor crsChart (myCaption c,myValue i)
>For ix=1 to 1000 && Test with 1000 values
>	Insert into crsChart values (Sys(2015),Int(Rand()*1000))
>endfor
>    lcTemp = Sys(2015)+".tmp"
>    Copy To (lcTemp) type delimited with "" with tab
>    _cliptext = FileToStr(m.lcTemp)
>    Erase (m.lcTemp)
>    Thisform.mschart.Editpaste
>    Thisform.mschart.ChartType = VtChChartType2dLine
>  Endproc
>
>Procedure QueryUnload
>	Clear events
>endproc
>Enddefine
>
Cetin
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