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backend/web/js/main.js 2.05 KB
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  var canvas = $('canvas')
      .attr({'width' : 1200, 'height' : 500})
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      .css('border', '1px solid black');
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  if(canvas.get(0))
      var context = canvas.get(0).getContext('2d');
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  var model = {
      width : 0,
      height : 0,
      point : {
          x : 0,
          y : 0
      }
  };
  
  var select = $('#ukr_seeds');
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  select.change(getModel);
  
  getModel();
  
  $('#delete').click(function() {
      var inputs = $('.single-checkbox:checked');
      var n = inputs.length;
      if(n) {
          var files = [];
          $.each(inputs, function() {
              files.push($(this).val());
          });
          deleteImages(files);
      }
  });
  
  $('#select-all').click(function() {
      $('.single-checkbox').prop('checked', true);
  });
  
  function deleteImages(images) {
      var href = decodeURIComponent(location.href);
      var url = href.substring(0, href.lastIndexOf('/'));
      $.ajax({
          url: url + '/delete-images',
          type: 'POST',
          dataType: 'json',
          data: {
              images: images
          },
          success: function(data) {
              var images = data['images'];
              for(var i = 0; i < images.length; i++) {
                  $('div[data-url="' + images[i] + '"]').remove();
              }
          }
      });
  }
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  function getModel()
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  {
      $.ajax({
          url: location.href + '/get-params',
          data: {
              'crop_id': select.val()
          },
          type: 'GET',
          dataType: 'json',
          success: function(data) {
              model.width = data.body.WIDTH;
              model.height = data.body.HEIGHT;
              model.point.x = data.body.X;
              model.point.y = data.body.Y;
              canvas.attr({'width' : model.width + 20, 'height' : model.height + 20});
              context.clearRect(0, 0, canvas.width, canvas.height);
              console.log(model);
          }
      });
  }
  
  function draw()
  {
      var image = $('img').get(0);
      context.clearRect(0, 0, canvas.width, canvas.height);
      context.drawImage(image, model.point.x, model.point.y, model.width, model.height, 10, 10, model.width, model.height);
      console.log( image.width, image.height );
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  }