[Moose-dev] Re: roassal1 -> roassal2 todos left

Le 02/11/2014 01:33, Nicolai Hess a écrit : > 2014-11-01 22:06 GMT+01:00 Tudor Girba &lt;tudor(a)tudorgirba.com > <mailto:tudor@tudorgirba.com>>: > > Hi, > > We have gone through most of the Roassal problems, but we still > have > a couple of issues left. > > First, we need to be able to export to PNG. Right now, the > implementation exports only the visible part of the morph, but it > should export the whole canvas. Ideally, we should use the Athens > ability of exporting PNGs: > https://code.google.com/p/moose-technology/issues/detail?id=1089 > > > Is there any notion of "view (all shapes) extent"? I am afraid the > extent is only defined by the actual Morph, therefore, we > can only draw and export the visible part in the morph. > view canvas camera encompassingRectangle. the answer is relative to the camera transform and does not include fixed shapes (menu buttons). Thierry > Using Athens for exporting, we need a way to create an AthensSurface > with the correct (enlarged) extent. The problem is, the extent is > defined > by TrachelShape but the TRMorph is the one holding the AthensSurface. > > Your proposed solution in > https://code.google.com/p/moose-technology/issues/detail?id=1089#c4 > should work, although it does not go through athenssurface>>writeToPng: > but instead it > creates a form > renders on an athens surface > copies the rendering on to the imageform > export the image form > > If your code creates a rendering error like NBFFICallout > class>>#signalError, it is because > the Athens-Api is picky about Fraction as arguments for surface extents > or transformations: > > TRMorph>>#drawOn: > .... > > cs pathTransform > translateBy: self extent / > 2; "<<----------" > scaleBy: trachelCanvas camera scale asFloat; > translateBy: trachelCanvas camera position negated. > trachelCanvas shapes do: [ :trachelShape | > trachelShape drawOn: cs. > ]. > > ... > > > > > > > > Then, we still have a couple of visualizations left to port: > PPParser>>visualizeStructureInGraphOn: > PPParser>>viewAllNamedParsersWithSelection:previewing:on: > > Any takers? > > Cheers, > Doru > > > > -- > www.tudorgirba.com <http://www.tudorgirba.com> > > "Every thing has its own flow" > > _______________________________________________ > Moose-dev mailing list > Moose-dev(a)iam.unibe.ch <mailto:Moose-dev@iam.unibe.ch> > https://www.iam.unibe.ch/mailman/listinfo/moose-dev > > > > > _______________________________________________ > Moose-dev mailing list > Moose-dev(a)iam.unibe.ch > https://www.iam.unibe.ch/mailman/listinfo/moose-dev > > _______________________________________________ Moose-dev mailing list Moose-dev(a)iam.unibe.ch https://www.iam.unibe.ch/mailman/listinfo/moose-dev