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process.js
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process.js
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/**
* process.js Process class
*/
var Process = function(data)
{
this.nodes;
this.first;
this.zones;
this.nextId;
this.init(data);
};
$.extend(Process.prototype,
{
init: function(data)
{
this.nodes = {};
this.nextId = 0;
this.zones = { 'down': 0, 'right':1, 'center':2 };
if (typeof(data) != 'undefined')
{
if (typeof(data.nodes) != 'undefined')
this.nodes = data.nodes;
if (typeof(data.first) != 'undefined')
this.first = data.first;
}
return this;
},
//createNode: function(id)
createNode: function(id,type,name)
{
var n = new Node({'id': this.getNextId(), 'type':type});
//n.setData('type',$('#'+id).attr('data-type'));
n.setData('id',id);
n.setData('name',name);
n.setData('type',type);
return n;
},
getFirst: function()
{
return this.first;
},
setFirst: function(node)
{
this.first = node;
return this;
},
/**
* Remove node which id's is id.
* It will remove the corresponding node fixing the links
* of the previous and next nodes accordingly
*
* It will NOT remove the node if it has more than 1 next
* node.
*/
removeNodes: function(id)
{
node = this.getNode(id);
/*
if ((typeof(node) != 'undefined') && (node.getTotalNextNodes() < 2))
{
previousNode = node.getPrevious();
nextNode = node.getFirstNext();
if (typeof(previousNode) != 'undefined')
previousNode.getNext()[$.inArray(node,previousNode.getNext())] = nextNode;
if (typeof(nextNode) != 'undefined')
nextNode.setPrevious(node.getPrevious());
if (this.getFirst().getId() == id)
this.setFirst(nextNode);
delete this.nodes[id];
}
else
return -1;
return this;
*/
try
{
if ((typeof(node) == 'undefined') || (node.getTotalNextNodes() >= 2))
throw "Can't remove node!";
else{
if (node.getRelPosition() == 'inside')
delete node.getPrevious().getData()['nodes'][id];
else
{
previousNode = node.getPrevious();
nextNode = node.getFirstNext();
if (typeof(previousNode) != 'undefined')
previousNode.getNext()[$.inArray(node,previousNode.getNext())] = nextNode;
if (typeof(nextNode) != 'undefined')
nextNode.setPrevious(node.getPrevious());
if (this.getFirst().getId() == id)
this.setFirst(nextNode);
}
delete this.nodes[id];
}
} catch(err)
{
alert(err);
}
return this;
},
getNodes: function()
{
return this.nodes;
},
getNode: function(id)
{
return this.nodes[id];
},
/*
insertNode: function(id,type,name,nodeId,where)
{
try{
if (typeof(id) == 'undefined')
throw 'Id cannot be empty';
if (typeof(type) == 'undefined')
throw 'Type cannot be empty';
if (typeof(name) == 'undefined')
throw 'Name cannot be empty';
}
catch(err) {
alert(err);
return this;
}
var newNode = this.createNode(id,type,name);
this.insertNode(newNode);
},
*/
insertNode: function(newNode,nodeId,where)
{
try {
if (typeof(newNode) == 'undefined')
throw 'You must provide a valid Node';
} catch(err) {
alert(err);
return this;
}
if (where == 'center')
{
/*
containerNode = this.getNode(nodeId);
containerNode.getData('nodes')[newNode.getId()] = newNode;
newNode.setPrevious(containerNode);
*/
this.getNode(nodeId).addNode(newNode);
// containerNode.AddNode(newNode);
}
else
{
index=this.getWhereIndex(where);
previousNode = this.getNode(nodeId);
nextNode = previousNode ?
previousNode.getNext()[index] :
this.getFirst();
//if going to be the first...
if ((typeof(previousNode) == 'undefined') ||
(Object.keys(this.nodes).length == 0))
this.setFirst(newNode);
else
previousNode.addNext(newNode,index);
newNode.addNext(nextNode,index);
newNode.setPrevious(previousNode);
if (typeof(nextNode) != 'undefined')
nextNode.setPrevious(newNode);
// this.nodes[newNode.id] = newNode;
}
this.nodes[newNode.id] = newNode;
return this;
},
getNextId: function()
{
return this.nextId++;
},
/*
toString: function()
{
var process= 'Process:\n';
$.each(this.nodes,function(k,v)
{
process += v;
})
return process;
},
*/
getWhereIndex: function(where)
{
return this.zones[where] || 0;
},
});