[mapguide-users] Dinamic Tile Render

[Riccardo Pucci]

Hi Hans,

Thanks for the answer. I didn't tried yet to generate pdf with "tiles". 
I gave up, due to rendering issue at the border of each tile when you 
deal with vector layer.

Riccardo

Il 15/04/2013 11:48, Hans Milling ha scritto:
> Hi Riccardo
>
> Do you put the individual pictures inside the PDF? I think that PDF files
> smooth the edges of images making them semi transparent. Perhaps the GDI+
> fuctions is doing this (you can turn this off i think).
>
> What I do to produce A0 print is:
>
> 1. Make a bitmap that is the size of the output image. A0 600 dpi will be
> like 19000x26000 pixels.
> 2. Render the "tiles" and draw them in the bitmap (Using the Graphics object
> and DrawImageUnscaled).
> 3. Save the bitmap or put it inside a pdf.
>
> The A0 bitmap in memory is a little over 2 GB in size and when saved as PNG
> is 1.2 Gb in size on my machine (when printing ECW/Orthofoto). I guess
> vector maps will be less once compresed. I am not sure if anyone want to
> print A0 images or have any printer or software that can handle images of
> this size.
>
> Best Regards
>    Hans Milling...
>
>
>
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