Am 14.08.2013 10:11, schrieb Benoît Minisini: > Le 14/08/2013 09:22, Rolf-Werner Eilert a écrit : >> Hi all, >> >> Found the gb.cairo class, and I hope it will make PDFs from command line. >> >> The task is not too ambitious, just 2 pages, but there is a lot of text >> (4 paragraphs) on one of them. >> >> Due to documentation, the DrawText function in Cairo just prints a >> single line, and I have to move to the starting point before, is that >> correct? Is there another function that has as much comfort as the >> DrawText function of the Paint class? And what is the difference between >> DrawText and Text? >> >> In the documentation, it says Begin only starts printing on an image by >> now, but how with PDF? (A simple example of how to start and end >> printing with Cairo would be nice here, e. g. on the first Cairo page.) >> >> Thanks for your advice. >> >> Rolf >> > > The documentation is not up to date. Now gb.cairo can draws on any of > its "Surface" classes (you can read the Cairo documentation and Cairo > examples, as gb.cairo has almost exactly the same interface, usually > simplyfing it). > > It works like that : > > Dim hCairoPdfSurface As CairoPdfSurface > > hCairoPdfSurface = New CairoPdfSurface ( Path As String, Width As Float, > Height As Float ) > > Cairo.Begin(hCairoPdfSurface) > > ... > > Cairo.ShowPage() ' Go to the next page > > ... > > Cairo.End() > > As for drawing text : Cairo implements just a "toy" API. That means if > you want full unicode text handling, you need to use gb.qt4 or gb.gtk. > > Cairo.Text() adds text glyphs to the current path (cairo_text_path() > cairo function), while Cairo.DrawText() draws them directly > (cairo_show_text() cairo function) > > Regards, >
Just tried it, this runs well, but how to set font-name and font-size for .Text and .DrawText? Rolf ------------------------------------------------------------------------------ Get 100% visibility into Java/.NET code with AppDynamics Lite! It's a free troubleshooting tool designed for production. Get down to code-level detail for bottlenecks, with <2% overhead. Download for free and get started troubleshooting in minutes. http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.clktrk _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user