Subversion-Projekte lars-tiefland.cienc

var FormImageCrop = function () {

    var demo1 = function() {

        $('#demo1').Jcrop();

    }

    var demo2 = function() {

        var jcrop_api;

        $('#demo2').Jcrop({

          onChange:   showCoords,

          onSelect:   showCoords,

          onRelease:  clearCoords

        },function(){

          jcrop_api = this;

        });

        $('#coords').on('change','input',function(e){

          var x1 = $('#x1').val(),

              x2 = $('#x2').val(),

              y1 = $('#y1').val(),

              y2 = $('#y2').val();

          jcrop_api.setSelect([x1,y1,x2,y2]);

        });

        // Simple event handler, called from onChange and onSelect

        // event handlers, as per the Jcrop invocation above

        function showCoords(c)

        {

            $('#x1').val(c.x);

            $('#y1').val(c.y);

            $('#x2').val(c.x2);

            $('#y2').val(c.y2);

            $('#w').val(c.w);

            $('#h').val(c.h);

        };

        function clearCoords()

        {

            $('#coords input').val('');

        };

    }

    var demo3 = function() {

        // Create variables (in this scope) to hold the API and image size

        var jcrop_api,

            boundx,

            boundy,

            // Grab some information about the preview pane

            $preview = $('#preview-pane'),

            $pcnt = $('#preview-pane .preview-container'),

            $pimg = $('#preview-pane .preview-container img'),

            xsize = $pcnt.width(),

            ysize = $pcnt.height();

            console.log('init',[xsize,ysize]);

        $('#demo3').Jcrop({

          onChange: updatePreview,

          onSelect: updatePreview,

          aspectRatio: xsize / ysize

        },function(){

          // Use the API to get the real image size

          var bounds = this.getBounds();

          boundx = bounds[0];

          boundy = bounds[1];

          // Store the API in the jcrop_api variable

          jcrop_api = this;

          // Move the preview into the jcrop container for css positioning

          $preview.appendTo(jcrop_api.ui.holder);

        });

        function updatePreview(c)

        {

          if (parseInt(c.w) > 0)

          {

            var rx = xsize / c.w;

            var ry = ysize / c.h;

            $pimg.css({

              width: Math.round(rx * boundx) + 'px',

              height: Math.round(ry * boundy) + 'px',

              marginLeft: '-' + Math.round(rx * c.x) + 'px',

              marginTop: '-' + Math.round(ry * c.y) + 'px'

            });

          }

        };

    }

    var demo4 = function() {

        var jcrop_api;

        $('#demo4').Jcrop({

          bgFade:     true,

          bgOpacity: .2,

          setSelect: [ 60, 70, 540, 330 ]

        },function(){

          jcrop_api = this;

        });

        $('#fadetog').change(function(){

          jcrop_api.setOptions({

            bgFade: this.checked

          });

        }).attr('checked', true);

        $('#shadetog').change(function(){

          if (this.checked) $('#shadetxt').slideDown();

            else $('#shadetxt').slideUp();

          jcrop_api.setOptions({

            shade: this.checked

          });

        }).attr('checked', false);

        // Define page sections

        var sections = {

          bgc_buttons: 'Change bgColor',

          bgo_buttons: 'Change bgOpacity',

          anim_buttons: 'Animate Selection'

        };

        // Define animation buttons

        var ac = {

          anim1: [217,122,382,284],

          anim2: [20,20,580,380],

          anim3: [24,24,176,376],

          anim4: [347,165,550,355],

          anim5: [136,55,472,183]

        };

        // Define bgOpacity buttons

        var bgo = {

          Low: .2,

          Mid: .5,

          High: .8,

          Full: 1

        };

        // Define bgColor buttons

        var bgc = {

          R: '#900',

          B: '#4BB6F0',

          Y: '#F0B207',

          G: '#46B81C',

          W: 'white',

          K: 'black'

        };

        // Create fieldset targets for buttons

        for(i in sections)

          insertSection(i,sections[i]);

        function create_btn(c) {

          var $o = $('<button />').addClass('btn small');

          if (c) $o.append(c);

          return $o;

        }

        var a_count = 1;

        // Create animation buttons

        for(i in ac) {

          $('#anim_buttons .btn-group')

            .append(

              create_btn(a_count++).click(animHandler(ac[i])),

              ' '

            );

        }

        $('#anim_buttons .btn-group').append(

          create_btn('Bye!').click(function(e){

            $(e.target).addClass('active');

            jcrop_api.animateTo(

              [300,200,300,200],

              function(){

                this.release();

                $(e.target).closest('.btn-group').find('.active').removeClass('active');

              }

            );

            return false;

          })

        );

        // Create bgOpacity buttons

        for(i in bgo) {

          $('#bgo_buttons .btn-group').append(

            create_btn(i).click(setoptHandler('bgOpacity',bgo[i])),

            ' '

          );

        }

        // Create bgColor buttons

        for(i in bgc) {

          $('#bgc_buttons .btn-group').append(

            create_btn(i).css({

              background: bgc[i],

              color: ((i == 'K') || (i == 'R'))?'white':'black'

            }).click(setoptHandler('bgColor',bgc[i])), ' '

          );

        }

        // Function to insert named sections into interface

        function insertSection(k,v) {

          $('#interface').prepend(

            $('<fieldset></fieldset>').attr('id',k).append(

              $('<h4></h4>').append(v),

              '<div class="btn-toolbar"><div class="btn-group"></div></div>'

            )

          );

        };

        // Handler for option-setting buttons

        function setoptHandler(k,v) {

          return function(e) {

            $(e.target).closest('.btn-group').find('.active').removeClass('active');

            $(e.target).addClass('active');

            var opt = { };

            opt[k] = v;

            jcrop_api.setOptions(opt);

            return false;

          };

        };

        // Handler for animation buttons

        function animHandler(v) {

          return function(e) {

            $(e.target).addClass('active');

            jcrop_api.animateTo(v,function(){

              $(e.target).closest('.btn-group').find('.active').removeClass('active');

            });

            return false;

          };

        };

        $('#bgo_buttons .btn:first,#bgc_buttons .btn:last').addClass('active');

        $('#interface').show();

    }

    var demo5 = function() {

        // The variable jcrop_api will hold a reference to the

        // Jcrop API once Jcrop is instantiated.

        var jcrop_api;

        // In this example, since Jcrop may be attached or detached

        // at the whim of the user, I've wrapped the call into a function

        initJcrop();

        // The function is pretty simple

        function initJcrop()//{{{

        {

          // Hide any interface elements that require Jcrop

          // (This is for the local user interface portion.)

          $('.requiresjcrop').hide();

          // Invoke Jcrop in typical fashion

          $('#demo5').Jcrop({

            onRelease: releaseCheck

          },function(){

            jcrop_api = this;

            jcrop_api.animateTo([100,100,400,300]);

            // Setup and dipslay the interface for "enabled"

            $('#can_click,#can_move,#can_size').attr('checked','checked');

            $('#ar_lock,#size_lock,#bg_swap').attr('checked',false);

            $('.requiresjcrop').show();

          });

        };

        //}}}

        // Use the API to find cropping dimensions

        // Then generate a random selection

        // This function is used by setSelect and animateTo buttons

        // Mainly for demonstration purposes

        function getRandom() {

          var dim = jcrop_api.getBounds();

          return [

            Math.round(Math.random() * dim[0]),

            Math.round(Math.random() * dim[1]),

            Math.round(Math.random() * dim[0]),

            Math.round(Math.random() * dim[1])

          ];

        };

        // This function is bound to the onRelease handler...

        // In certain circumstances (such as if you set minSize

        // and aspectRatio together), you can inadvertently lose

        // the selection. This callback re-enables creating selections

        // in such a case. Although the need to do this is based on a

        // buggy behavior, it's recommended that you in some way trap

        // the onRelease callback if you use allowSelect: false

        function releaseCheck()

        {

          jcrop_api.setOptions({ allowSelect: true });

          $('#can_click').attr('checked',false);

        };

        // Attach interface buttons

        // This may appear to be a lot of code but it's simple stuff

        $('#setSelect').click(function(e) {

          // Sets a random selection

          jcrop_api.setSelect(getRandom());

        });

        $('#animateTo').click(function(e) {

          // Animates to a random selection

          jcrop_api.animateTo(getRandom());

        });

        $('#release').click(function(e) {

          // Release method clears the selection

          jcrop_api.release();

        });

        $('#disable').click(function(e) {

          // Disable Jcrop instance

          jcrop_api.disable();

          // Update the interface to reflect disabled state

          $('#enable').show();

          $('.requiresjcrop').hide();

        });

        $('#enable').click(function(e) {

          // Re-enable Jcrop instance

          jcrop_api.enable();

          // Update the interface to reflect enabled state

          $('#enable').hide();

          $('.requiresjcrop').show();

        });

        $('#rehook').click(function(e) {

          // This button is visible when Jcrop has been destroyed

          // It performs the re-attachment and updates the UI

          $('#rehook,#enable').hide();

          initJcrop();

          $('#unhook,.requiresjcrop').show();

          return false;

        });

        $('#unhook').click(function(e) {

          // Destroy Jcrop widget, restore original state

          jcrop_api.destroy();

          // Update the interface to reflect un-attached state

          $('#unhook,#enable,.requiresjcrop').hide();

          $('#rehook').show();

          return false;

        });

        // Hook up the three image-swapping buttons

        $('#img1').click(function(e) {

          $(this).addClass('active').closest('.btn-group')

            .find('button.active').not(this).removeClass('active');

          jcrop_api.setImage('../../assets/global/plugins/jcrop/demos/demo_files/sago.jpg');

          jcrop_api.setOptions({ bgOpacity: .6 });

          return false;

        });

        $('#img2').click(function(e) {

          $(this).addClass('active').closest('.btn-group')

            .find('button.active').not(this).removeClass('active');

          jcrop_api.setImage('../../assets/global/plugins/jcrop/demos/demo_files/pool.jpg');

          jcrop_api.setOptions({ bgOpacity: .6 });

          return false;

        });

        $('#img3').click(function(e) {

          $(this).addClass('active').closest('.btn-group')

            .find('button.active').not(this).removeClass('active');

          jcrop_api.setImage('../../assets/global/plugins/jcrop/demos/demo_files/sago.jpg',function(){

            this.setOptions({

              bgOpacity: 1,

              outerImage: '../../assets/global/plugins/jcrop/demos/demo_files/sagomod.jpg'

            });

            this.animateTo(getRandom());

          });

          return false;

        });

        // The checkboxes simply set options based on it's checked value

        // Options are changed by passing a new options object

        // Also, to prevent strange behavior, they are initially checked

        // This matches the default initial state of Jcrop

        $('#can_click').change(function(e) {

          jcrop_api.setOptions({ allowSelect: !!this.checked });

          jcrop_api.focus();

        });

        $('#can_move').change(function(e) {

          jcrop_api.setOptions({ allowMove: !!this.checked });

          jcrop_api.focus();

        });

        $('#can_size').change(function(e) {

          jcrop_api.setOptions({ allowResize: !!this.checked });

          jcrop_api.focus();

        });

        $('#ar_lock').change(function(e) {

          jcrop_api.setOptions(this.checked?

            { aspectRatio: 4/3 }: { aspectRatio: 0 });

          jcrop_api.focus();

        });

        $('#size_lock').change(function(e) {

          jcrop_api.setOptions(this.checked? {

            minSize: [ 80, 80 ],

            maxSize: [ 350, 350 ]

          }: {

            minSize: [ 0, 0 ],

            maxSize: [ 0, 0 ]

          });

          jcrop_api.focus();

        });

    }

    var demo6 = function() {

        var api;

        $('#demo6').Jcrop({

          // start off with jcrop-light class

          bgOpacity: 0.5,

          bgColor: 'white',

          addClass: 'jcrop-light'

        },function(){

          api = this;

          api.setSelect([130,65,130+350,65+285]);

          api.setOptions({ bgFade: true });

          api.ui.selection.addClass('jcrop-selection');

        });

        $('#buttonbar').on('click','button',function(e){

          var $t = $(this), $g = $t.closest('.btn-group');

          $g.find('button.active').removeClass('active');

          $t.addClass('active');

          $g.find('[data-setclass]').each(function(){

            var $th = $(this), c = $th.data('setclass'),

              a = $th.hasClass('active');

            if (a) {

              api.ui.holder.addClass(c);

              switch(c){

                case 'jcrop-light':

                  api.setOptions({ bgColor: 'white', bgOpacity: 0.5 });

                  break;

                case 'jcrop-dark':

                  api.setOptions({ bgColor: 'black', bgOpacity: 0.4 });

                  break;

                case 'jcrop-normal':

                  api.setOptions({

                    bgColor: $.Jcrop.defaults.bgColor,

                    bgOpacity: $.Jcrop.defaults.bgOpacity

                  });

                  break;

              }

            }

            else api.ui.holder.removeClass(c);

          });

        });

    }

    var demo7 = function() {

        // I did JSON.stringify(jcrop_api.tellSelect()) on a crop I liked:

        var c = {"x":13,"y":7,"x2":487,"y2":107,"w":474,"h":100};

        $('#demo7').Jcrop({

          bgFade: true,

          setSelect: [c.x,c.y,c.x2,c.y2]

        });

    }

    var demo8 = function() {

        $('#demo8').Jcrop({

          aspectRatio: 1,

          onSelect: updateCoords

        });

        function updateCoords(c)

          {

            $('#crop_x').val(c.x);

            $('#crop_y').val(c.y);

            $('#crop_w').val(c.w);

            $('#crop_h').val(c.h);

          };

          $('#demo8_form').submit(function(){

            if (parseInt($('#crop_w').val())) return true;

            alert('Please select a crop region then press submit.');

            return false;

            });

    }

    var handleResponsive = function() {

      if ($(window).width() <= 1024 && $(window).width() >= 678) {

        $('.responsive-1024').each(function(){

          $(this).attr("data-class", $(this).attr("class"));

          $(this).attr("class", 'responsive-1024 col-md-12');

        });

      } else {

        $('.responsive-1024').each(function(){

          if ($(this).attr("data-class")) {

            $(this).attr("class", $(this).attr("data-class"));

            $(this).removeAttr("data-class");

          }

        });

      }

    }

    return {

        //main function to initiate the module

        init: function () {

            if (!jQuery().Jcrop) {;

                return;

            }

            App.addResizeHandler(handleResponsive);

            handleResponsive();

            demo1();

            demo2();

            demo3();

            demo4();

            demo5();

            demo6();

            demo7();

            demo8();

        }

    };

}();

jQuery(document).ready(function() {

    FormImageCrop.init();

});