Interfacing function
eng

##
EDGETRIGGER

### File content

    function [x,y,typ]=EDGETRIGGER(job,arg1,arg2)
    // Copyright INRIA
    x=[];y=[];typ=[];
    select job
    case 'plot' then
      standard_draw(arg1)
    case 'getinputs' then
      [x,y,typ]=standard_inputs(arg1)
    case 'getoutputs' then
      [x,y,typ]=standard_outputs(arg1)
    case 'getorigin' then
      [x,y]=standard_origin(arg1)
    case 'set' then
      x=arg1;
      graphics=arg1.graphics;exprs=graphics.exprs
      model=arg1.model;
      while %t do
        [ok,edge,exprs]=getvalue('Set edge trigger block parameters',..
    	['rising (1), falling (-1), both (0)'],list('vec',1),exprs)
        if ~ok then break,end
        model.ipar=sign(edge)
        graphics.exprs=exprs
        x.graphics=graphics;x.model=model
        break
      end
     case 'define' then
      edge=1
      model=scicos_model()
      model.sim=list('edgetrig',4)
      model.in=1
      model.out=1
      model.dstate=0
      model.nzcross=1
      model.ipar=sign(edge)
      model.blocktype='c'
      model.dep_ut=[%t %f]

      exprs=[string(edge)]
      gr_i=['xstringb(orig(1),orig(2),[''Edge'';''trigger''],sz(1),sz(2),''fill'');']
      x=standard_define([3 2],model,exprs,gr_i)
    end
    endfunction