/*$(window).load(function() {

    $('.fotoPeca').each(function(index) {
        //get the width of the parent
        var parent_height = $(this).parent().height();

        //get the width of the image
        var image_height = $(this).height();

        //calculate how far from top the image should be
        var top_margin = (parent_height - image_height) / 2;

        //and change the margin-top css attribute of the image
        $(this).css('margin-top', top_margin);
    });



});
*/
$(document).ready(function() {
    var currentPosition = 0;
    var slideWidth = 600;
    var slides = $('.slide');
    var numberOfSlides = slides.length;

    // Remove scrollbar in JS
    $('#slidesContainer').css('overflow', 'hidden');

    // Wrap all .slides with #slideInner div
    slides.wrapAll('<div id="slideInner"></div>').css({
        'float': 'left',
        'width': slideWidth
    });

    // Set #slideInner width equal to total width of all slides
    $('#slideInner').css('width', slideWidth * numberOfSlides);

    // Insert controls in the DOM
    //$('#slideshow').prepend('<span class="control" id=leftControl">Clicking moves left</span>').append('<span class="control" id="rightControl">Clicking moves right</span>');

    // Hide left arrow control on first load
    manageControls(currentPosition);

    // Create event listeners for .controls clicks
    $('.control').bind('click', function() {
        // Determine new position
        currentPosition = ($(this).attr('id') == 'setaRight') ? currentPosition + 1 : currentPosition - 1;

        // Hide / show controls
        manageControls(currentPosition);
        // Move slideInner using margin-left
        $('#slideInner').animate({
            'marginLeft': slideWidth * (-currentPosition)
        });
    });

    // manageControls: Hides and Shows controls depending on currentPosition
    function manageControls(position) {
        // Hide left arrow if position is first slide
        if (position == 0) { $('#setaLeft').hide() } else { $('#setaLeft').show() }
        // Hide right arrow if position is last slide
        if (position == numberOfSlides - 1) { $('#setaRight').hide() } else { $('#setaRight').show() }
    }
});