Area series transparency

TeeChart VCL for Borland/CodeGear/Embarcadero RAD Studio, Delphi and C++ Builder.
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ChuckHutchings
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Area series transparency

Post by ChuckHutchings » Mon May 03, 2010 8:36 pm

I just updated from 7.06 to 8.06 and am having the following problem:

I have some charts that have area series overlaid to provide shading. Unfortunately, this transparency is NOT rendered when printing. (The series are solid so you can't see through them.)

Is there a property I'm missing?

(It is the same printing the chart directly or via DevEx Printing System.)

TIA,

Chuck

Yeray
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Re: Area series transparency

Post by Yeray » Tue May 04, 2010 2:37 pm

Hi Chuck,

Do you mean that this worked in v7.06? Note that transparency is not supported on printing. It's on our wish list to be considered for further releases. In the meantime you can do what Pep suggested here.

On the other hand, note that the latest TeeChart VCL v8 maintenance release is v8.07, not v8.06
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ChuckHutchings
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Re: Area series transparency

Post by ChuckHutchings » Tue May 04, 2010 6:47 pm

I just rolled back to 7.06 and it works just fine. Go figure. Looks like I'm stuck if it no longers works.

Yeray
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Re: Area series transparency

Post by Yeray » Wed May 05, 2010 7:52 am

Hi Chuck,

Please, try to arrange and send us a simple example project we can run as-is to reproduce the problem here. We'll investigate what's happening here.
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ImageYeray Alonso
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ChuckHutchings
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Re: Area series transparency

Post by ChuckHutchings » Thu May 06, 2010 8:39 pm

Attached is a sample project that demonstrates the behavior.

Notes:
1. I notice that if I call the Chart.Print function the transparencies do NOT print, as you correctly claimed. I'm using the DevEx printing system and it works fine.

2. I'm using the DevEx printing system V 3.4.5 here. The current version has issues printing properly on some printers but does render the transparencies correctly if that's all you have.
Attachments
junk.zip
Sample project
(4.61 KiB) Downloaded 322 times

Yeray
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Re: Area series transparency

Post by Yeray » Fri May 07, 2010 10:48 am

Hi ChuckHutchings,

I haven't found an evaluation version for the DevExpress ExpressPrinting System so I can't compile your project. I think you should report this to them so they can implement the workaround, if possible, or contact us to try to find the solve it.

On the other hand, if you can reproduce the problem in a simple example project that only uses TeeChart, we'll be pleased to take a look at it.
Best Regards,
ImageYeray Alonso
Development & Support
Steema Software
Av. Montilivi 33, 17003 Girona, Catalonia (SP)
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