var weldingStamp = null;

var Qs_WeldingStamp = qs.createObject();

Qs_WeldingStamp.prototype =
{
    _containerClass: 'stamp-container',
    _addMarkLinkClass: 'stamp-add-mark',
    marks: [],
    options: {
        'callbackUrl': null
    },

    setMark: function(event)
    {
        var markOptions = {
            'positionX': event.pageX - this.getContainer().offset().left,
            'positionY': event.pageY - this.getContainer().offset().top
        };
        this.marks.push(new Qs_WeldingStamp_Mark(markOptions, this));
        this.getContainer().css('cursor', 'auto').unbind('click.setMark');
        $('a.' + this._addMarkLinkClass).removeClass('selected');
    },

    initialize: function(options)
    {
        this.options = options;
        var self = this;
        $('a.' + this._addMarkLinkClass).click(function(){
            self.addMark(); return false;
        });
        for (var i = 0; i < this.options.marks.length; i++) {
            var mark = new Qs_WeldingStamp_Mark(this.options.marks[i], this);
            this.marks.push(mark);
        }
        delete this.options.marks;
    },

    getMarkById: function(id)
    {
        for (var i = 0; i < this.marks.length; i++) {
            if (this.marks[i].id == id) {
                return this.marks[i];
            }
        }
        return false;
    },

    addMark: function()
    {
        var self = this;
        var link = $('a.' + this._addMarkLinkClass);
        var selected = link.hasClass('selected');
        link.removeClass('selected');
        this.getContainer().css('cursor', 'auto').unbind('click.setMark');
        if (!selected) {
            link.addClass('selected');
            this.getContainer().css('cursor', 'crosshair').bind('click.setMark', function(event) {
                self.setMark(event)
            });
        }
    },

    getContainer: function()
    {
        return $('.' + this._containerClass);
    }
};