I can confirm success on my OSX system also with the patch you supplied, Giovanni. Cheers, John
On Jul 9, 2012, at 8:13 AM, G. Allegri wrote: > The hack is working perfectly! > Tha Atlas plugin seems to be working now ;) > > giovanni > > 2012/7/5 G. Allegri <[email protected]> > Thanks to Jef, the hacked engine is exposed throug sip now ;) > I will try it ASAP. > > giovanni > > 2012/7/5 G. Allegri <[email protected]> > I fear it isn't possible (at least with common programming skills!) to > reproduce it. > My approach was too naive. The paintEngine instance is a pointer to a > subclass implementation, and AFACS there's no method to change the flags > (render features) of an instanciated engine... > > giovanni > > 2012/7/5 G. Allegri <[email protected]> > > > > 2012/7/5 Marco Hugentobler <[email protected]> > >made by Marco > > made by Jürgen (it fixes the pdf shift on windows). > > ops, sorry :) > > > Marco > > Am 05.07.2012 16:11, schrieb G. Allegri: >> Vincent highlighted a hack in the composer PDF rendering (made by Marco) [1]. >> I was trying to reproduce it in Python, to test if it can solve some >> problems in the Atlas plugin. >> I thought I could use the QPrinter.setEngines() method [2], to set an >> instance of a derived QPaintEngine intitated with the flags provided >> in the hack, but this method makes QGis crash. I was doing something like >> this (excerpt): >> >> paintE = self.getHackedPaintEngine >> printE = printer.printEngine() >> printer.setEngines(printE,paintE) >> >> def getHackedPaintEngine(self): >> class HackEngine(QPaintEngine): >> def __init__(self): >> QPaintEngine.__init__(self, >> QPaintEngine.PrimitiveTransform >> | QPaintEngine.PixmapTransform >> | QPaintEngine.PatternBrush >> | QPaintEngine.AlphaBlend >> | QPaintEngine.PainterPaths >> | QPaintEngine.Antialiasing >> | QPaintEngine.BrushStroke >> | QPaintEngine.ConstantOpacity >> | QPaintEngine.MaskedBrush >> | QPaintEngine.BlendModes >> | QPaintEngine.RasterOpModes >> ) >> >> return HackEngine() >> >> What alternative way would you suggest to reproduce the hack? >> giovanni >> >> [1] >> https://github.com/qgis/Quantum-GIS/blob/master/src/app/composer/qgscomposer.cpp#L588 >> [2] >> http://www.riverbankcomputing.co.uk/static/Docs/PyQt4/html/qprinter.html#setEngines >> >> >> _______________________________________________ >> Qgis-developer mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/qgis-developer > > > -- > Dr. Marco Hugentobler > Sourcepole - Linux & Open Source Solutions > Weberstrasse 5, CH-8004 Zürich, Switzerland > [email protected] http://www.sourcepole.ch > Technical Advisor QGIS Project Steering Committee > > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer > > > > > > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer
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