netgraph_reversible.m

％The Metabolic Networks Toolbox contains functions to create, ％modify, display, and simulate bioche

% [network,p] = netgraph_reversible(network)

function [network,p] = netgraph_reversible(network)

% left/centre button: add/remove reversible
% right button quit

fprintf('Click on reaction to switch between reversible (orange) and irreversible (yellow)\nRight button: Quit\n');

     x = network.graphics_par.x;
 
  p.metstyle='none';
  p.arrowstyle='none';
  p.actstyle='box';

  p.metvalues=zeros(length(network.metabolites),1);
  p.metvalues_std=zeros(length(network.metabolites),1);
  p.actvalues=0.2*ones(length(network.actions),1);
  p.actvalues(find(network.reversible))=0.5;
  p.actvalues_std=zeros(length(network.actions),1);
  p.metvaluesmax=1;
  p.actvaluesmax=1;
p.arrowstyle='directions';
  netgraph_draw(network,p);


     n_met=length(network.metabolites);
     cont = 1;

while cont==1,
     [x_old,y_old,button] = ginput(1);
     dist= sum( (repmat([x_old;y_old],1,size(x,2))-x).^2);
     [dum,i]=min(dist);
     index=i(1);
 switch button
 case 3,
     cont = 0; 
 otherwise
   if index>n_met, network.reversible(index-n_met)=1-network.reversible(index-n_met); end
 end
     p.actvalues=0.2*ones(length(network.actions),1);
     p.actvalues(find(network.reversible))=0.5;
    netgraph_draw(network,p);

end

fprintf('Quitted reversible reactions\n');