[fpc-pascal] FP Vector graphics library

Henry Vermaak henry.vermaak at gmail.com
Tue May 26 21:54:08 CEST 2009


2009/5/26 Felipe Monteiro de Carvalho <felipemonteiro.carvalho at gmail.com>:
> Hello,
>
> I and another worker have developed a vector graphics library for Free
> Pascal and I am thinking about making it modifyed-LGPL and adding to
> the lazarus-ccr repository, like fpspreadsheet. So I was wondering,
> anyone interrested in it?
>
> At the moment it supports only reading PDF and only writing GCode for
> a CNC machine I am developing and also only lines and polylines (I
> will be adding curves in the next months), but the main structure is
> done and it is extensible for more formats and more geometrical
> figures and it's properties.
>
> Here is the kind of code that you can write with it:
>
>      Vec := TvVectorialDocument.Create;
>      try
>        Vec.ReadFromFile(dialogoAbrir.FileName, vfPDF);
>        Vec.WriteToStrings(memoCodigo.Lines, vfGCodeAvisoCNCPrototipoV5);
>      finally
>        Vec.Free;
>      end;
>
> Just 1 command to read a PDF, then the information is in the class and
> just another command to save the output to a file, or a TStrings or a
> TStream.
>
> Formats are added by adding units to the uses clause, so only
> necessary code is linked. Upon initialization they add themselves to a
> list of formats in the fpvectorial unit.

this sounds great, felipe, congratulations.  simple pdf writing would
also be a great feature.

henry



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