Today I will provide another Low-level gfx example that will
show some techniques.

Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message ----- 
From: "vlanschot" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Monday, October 08, 2007 10:01 AM
Subject: [amibroker] Re: Looking for Gfx XY Charting template


> Guess it was wishful thinking on my part, but I could swear I had 
> seen you mentioning it earlier this year, as I refer to it in message 
> #111849 for example (but obviously can't find your mail anymore).
> 
> Thx for the functions though.
> 
> PS
> 
> --- In [email protected], "Tomasz Janeczko" <[EMAIL PROTECTED]> 
> wrote:
>>
>> Patrick,
>> 
>> No, it is not on to-do list. 
>> Low-level graphics uses pixels because it is natural co-ordinate 
> system on the computer.
>> 
>> You can easily transform from your "values" to pixels using linear 
> transformation:
>> 
>> MinY = ...your minimum y
>> MaxY = ...your maximum Y
>> MinX = ...your minimum X
>> MaxX = ...your maximum X
>> 
>> function GetPixelY( value )
>> {
>>  global MinY;
>>  global MaxY;
>> 
>>  return Status("pxheight") * ( value - MinY ) / (MaxY - MinY);
>> }
>> 
>> 
>> function GetPixelX( value )
>> {
>>  global MinX;
>>  global MaxX;
>> 
>>  return Status("pxwidth") * ( value - MinX ) / (MaxX - MinX);
>> }
>> 
>> 
>> 
>> Best regards,
>> Tomasz Janeczko
>> amibroker.com
>> ----- Original Message ----- 
>> From: "vlanschot" <[EMAIL PROTECTED]>
>> To: <[email protected]>
>> Sent: Sunday, October 07, 2007 12:55 PM
>> Subject: [amibroker] Re: Looking for Gfx XY Charting template
>> 
>> 
>> > Herman, sorry that this won't help you, but I think many people, 
> like 
>> > myself who've experimented with the custom charting functions, 
> are 
>> > waiting for TJ to upgrade this functionality to chart along 
> specified 
>> > values of the variables, instead of (currently the non-intuitive) 
>> > screen pixels. My guess is that this is why you see so few Gfx 
>> > examples, whereas potentially it's such a great tool. 
> Fortunately, 
>> > unless I'm misinformed, this is on TJ's "to-do" list (along with 
>> > 15000000000000 other enhancements ;-)).
>> > 
>> > PS
>> > 
>> > 
>> > 
>> > Please note that this group is for discussion between users only.
>> > 
>> > To get support from AmiBroker please send an e-mail directly to 
>> > SUPPORT {at} amibroker.com
>> > 
>> > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>> > http://www.amibroker.com/devlog/
>> > 
>> > For other support material please check also:
>> > http://www.amibroker.com/support.html
>> > 
>> > Yahoo! Groups Links
>> > 
>> > 
>> > 
>> > 
>> >
>>
> 
> 
> 
> 
> Please note that this group is for discussion between users only.
> 
> To get support from AmiBroker please send an e-mail directly to 
> SUPPORT {at} amibroker.com
> 
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
> 
> For other support material please check also:
> http://www.amibroker.com/support.html
> 
> Yahoo! Groups Links
> 
> 
> 
> 
>

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