source: trunk/workflow/js/userinterface/orgchartPrint.js @ 5739

/**
* Show / Hide all employees
*/
function toggleEmployeesVisibility()
{
        if ($('#employeesVisibility').attr('checked'))
                $('tr.employees').show();
        else
                $('tr.employees').hide();
}


/**
* Highlight supervisor names?
*/
function toggleHighlightSupervisor()
{
        if ($('#highlightSupervisor').attr('checked'))
                $('span.employeesupervisor').css('font-weight', 'bold');
        else
                $('span.employeesupervisor').css('font-weight', 'normal');
}

/**
* Show / Hide orgchart area path visibility
*/
function toggleOrgchartPathVisibility()
{
        if ($('#orgchartPathVisibility').attr('checked'))
                $('span.orgchartPath').css('visibility', 'visible').show();
        else {
                if ($('#orgchartPathIndentation').attr('checked'))
                        $('span.orgchartPath').show().css('visibility', 'hidden');
                else
                        $('span.orgchartPath').hide();
        }
}

/**
* Group by area or show a single list alphabetically ordered
* For large sets of data this function may be potencially slow
*/
function toggleGroupByArea()
{
        /* remove the table and compute it again */
        $('#employee_table').remove();

        if ($('#groupByArea').attr('checked'))
                showGroupedByArea();
        else
                showUngrouped();

        /* updating supervisor highlight and orgchart path visibility */
        toggleHighlightSupervisor();
        toggleOrgchartPathVisibility();
}


/**
* Show / Hide all photo employees
*/
function togglePhotoVisibility()
{
        $('#employee_table').remove();

        if ($('#groupByArea').attr('checked'))
                showGroupedByArea();
        else
                showUngrouped();
}

/**
* Centralize the creation of table rows for employees.
* 'showAreaColumn' specifies whether the second column will be shown
*/
function createEmployeeRow(area_id, user_id, showAreaColumn, showUserPhoto)
{
        /* set a special 'class' if the employee is a supervisor one */
        class_name = 'employee';
        if (areas[area_id].titular_funcionario_id == areas[area_id].employees[user_id].funcionario_id)
                class_name += 'supervisor';

        /* creating the row. */
        element = $('<tr></tr>');


        /* photo: zero (optional) column */
        if (showUserPhoto){
                var content = '<img src="workflow/showUserPicture.php?userID=' + areas[area_id].employees[user_id].funcionario_id + '"/>';
                element.append($('<td>' + content + '</td>').css('width', '8%'));
        }

        /* name: first column */
        element.append(
                                $('<td></td>')
                                        .append(
                                                $('<span></span>')
                                                        .addClass(class_name)
                                                        .append(areas[area_id].employees[user_id].cn)
                                                )
                                                        .css('width', '55%')
                        );

        /* area: second (optional) column */
        if (showAreaColumn)
                element.append(
                                                $('<td>' + areas[area_id].sigla + '</td>')
                                                        .css('width', '15%')
                                        );

        /* login: show uid attribute */
        element.append(
                                        $('<td>' + areas[area_id].employees[user_id].uid + '</td>')
                                                .css('width', '10%')
                                        )

        /* telephone: last column */
        element.append(
                                        $('<td>' + areas[area_id].employees[user_id].telephoneNumber + '</td>')
                                                .css('width', '20%')
                                        )
                                .addClass('employees');

        return element;
}

/**
* Creating a employee table grouped by area
*/
function showGroupedByArea()
{
        var table = $('<table></table>').css('width', '90%').attr('id', 'employee_table');
        var i, j, photo;

        if ($('#photoVisibility').attr('checked'))
           photo = true;
        else
           photo = false;

        /* iterating over areas */
        for (i=0; i < areas.length; i++) {

                /* inserting area header */
                table.append(
                                $('<tr></tr>')
                                .append(
                                        $('<td colspan="2"></td>')
                                                .css('font-weight', 'bold')
                                                .css('text-align', 'left')
                                                .css('height', '30')
                                                .append(
                                                        $('<span></span>')
                                                                .addClass('orgchartPath')
                                                                .append(areas[i].orgchartPath)
                                                                )
                                                .append(areas[i].sigla)
                                        )
                );

                /* creating employee rows */
                for (j=0; j < areas[i].employees.length; j++)
                        table.append(createEmployeeRow(i, j, false, photo));
        }
        $('#areas_content').append(table);
}

/**
* Creating employess ordered alphabetically and ungrouped. In this
* function we implemented a 'merge' of all area's employee arrays.
*
* Be careful if you are going to update this code... =)
*/
function showUngrouped()
{
        var table = $('<table></table>').css('width', '90%').attr('id', 'employee_table');
        var i, less, end, photo;

        if ($('#photoVisibility').attr('checked'))
           photo = true;
        else
           photo = false;

        /* creating and reseting indexes */
        for (i=0; i < areas.length; i++)
                areas[i].index = 0;

        /* */
        while (true) {
                less = -1;
                end = true;

                /* searching the area with smallest employee name */
                for (i=0; i < areas.length; i++) {

                        /* if this area have employees left */
                        if (areas[i].employees.length > areas[i].index) {

                                /* if it's the first area reached in this iteration */
                                if (less == -1)
                                        less = i;

                                /* updating less */
                                if (areas[i].employees[areas[i].index].cn < areas[less].employees[areas[less].index].cn)
                                        less = i;

                                /* so, we are not done */
                                end = false;
                        }
                }
                /* if we are done */
                if (end) break;

                /* inserting the row */
                table.append(createEmployeeRow(less, areas[less].index, true, photo));
                areas[less].index++;
        }
        $('#areas_content').append(table);
}

/**
* Print me!
*/
function printAction()
{
        window.print();
}

/**
* Binding events to HTML elements
*/
function bindEvents()
{
        $('#employeesVisibility').click(toggleEmployeesVisibility);
        $('#photoVisibility').click(togglePhotoVisibility);
        $('#groupByArea').click(toggleGroupByArea);
        $('#highlightSupervisor').click(toggleHighlightSupervisor);
        $('#orgchartPathVisibility').click(toggleOrgchartPathVisibility);
        $('#printButton').click(printAction);
}

function initialSetup()
{
        toggleGroupByArea();
        togglePhotoVisibility();
        toggleEmployeesVisibility();
        toggleHighlightSupervisor();
        toggleOrgchartPathVisibility();
}

/**
* Call setup functions on body onload.
*/
function pageLoad()
{
        bindEvents();
        initialSetup();
}

$(window).load(pageLoad);