div to image

by vijayweb

HTML

<script src="https://github.com/niklasvh/html2canvas/releases/download/0.4.1/html2canvas.js"></script>
<script src="https://hongru.github.io/proj/canvas2image/canvas2image.js"></script>
<span id="widget" class="widget" field="AGE" roundby="20" description="Patient age, in years">
    <div class="header ng-scope">
      <div class="title ng-binding">AGE</div>
      <p class="ng-binding">Patient age, in years</p>
    </div>
    <div class="element ng-scope">
      <div ng-show="hasData()" class="content">
        <table ng-model="table" class="ng-pristine ng-valid">
          <colgroup>
            <col/>
            <col width="60x"/>
            <col width="100px"/>
          </colgroup>
          <thead>
            <tr>
              <th class="cell value">Value</th>
              <th class="cell freq">Freq</th>
              <th class="cell value"></th>
            </tr>
          </thead>
          <tbody>
<tr ng-repeat="rowKey in table.rowKeys | orderBy:elementRowSort " ng-click="onSelect(rowKey, $event.shiftKey)" ng-class="{true:'selected'}[isSelected(rowKey)]" data-key="0" class="selectable ng-scope">
            <td class="cell value"><span tooltip="0 to 19" class="ng-scope ng-binding">0 to 19</span>
</td>

<td class="cell freq ng-binding">17.2%</td>
<td class="cell glyph">
  <span class="bar bar-both" ng-style="{width: (table.getBothPct(rowKey) | barSize)+'%' }" style="width: 17.234468937875754%;"></span>
  <span class="bar bar-fg" ng-style="{width: (table.getFgPct(rowKey) | barSize) +'%' }" style="width: 0%;"></span>
  <span class="bar bar-bg" ng-style="{width: (table.getBgPct(rowKey) | barSize) +'%' }" style="width: 0%;"></span>
</td>
</tr>
<tr ng-repeat="rowKey in table.rowKeys | orderBy:elementRowSort " ng-click="onSelect(rowKey, $event.shiftKey)" ng-class="{true:'selected'}[isSelected(rowKey)]" data-key="20" class="selectable ng-scope">
  <td class="cell value"><span tooltip="20 to 39" class="ng-scope ng-binding">20 to 39</span>
  </td>
  <td...

CSS

body {
  font-family: "Lucida Grande", "Lucida Sans", Arial, sans-serif;
  font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif;
}

.dataset {
  float: left;
  vertical-align: top;
}

.widget {
  display: inline-block;
  background-color: white;
  font-size: 14px !important;
  line-height: 20px !important;
  margin: 5px;
  vertical-align: top;
  color: #333;
  border-radius: 5px;
  margin: 10px;
  padding-bottom: 20px;
  border: 1px solid lightgray;
  border-radius: 5px;
  -webkit-border-radius: 5px;
  display: inline-block;
  page-break-after: always;
}

.widget .header p {
  padding: 10px;
  border-bottom: 1px solid lightgrey;
  max-width: 360px;
}

.widget .header .title {
  font-weight: bold;
  vertical-align: middle;
  min-height: 36px;
  padding: 5px 10px 5px 10px;
}

.widget .header:hover {
  background-color: #f4f4f4;
}

.widget .header .title.selected {
  border-color: cornflowerblue;
  background-color: #EEF;
}

.widget .content {
  padding: 5px;
  overflow-y: auto;
  max-height: 400px;
}

.autolayout {
  display: inline-block;
}

.element {
  width: 360px;
}

.compact .content {
  display: table;
  width: 100%;
}

.compact .row {
  display: table-row;
  width: 100%;
}

.compact .cell {
  display: table-cell;
}

.compact .row.selected {
  background-color: #eee;
}

.toolbar {
  display: block;
  vertical-align: top;
  margin: 10px;
}

.toolbar .basis {
  min-width: 100px;
}

.btn {
  /*min-width: 60px;*/
}

.cell.value {
  overflow: hidden;
  text-wrap: none;
  white-space: nowrap;
  text-overflow: ellipsis;
  text-align: right;
  padding-right: 10px;
}

.cell.freq {
  width: 60px;
}

.cell.glyph {
  vertical-align: middle;
  width: 100px;
}

.element {}

.element table {
  table-layout: fixed;
  width: 100%;
}

.element td {
  padding: 0px;
}

.element .selectable:hover {
  background-color: #f4f4f4;
}

.element .stat {
  text-align: right;
  padding-right: 20px;
  font-weigth:...

JavaScript

$(function() {
  $("#btnSave").click(function() {
    html2canvas($("#widget"), {
      onrendered: function(canvas) {
        Canvas2Image.saveAsPNG(canvas);
      }
    });
  });

  $("#btnSave2").click(function() {
    html2canvas($("#widget"), {
      onrendered: function(canvas) {
        saveAs(canvas.toDataURL(), 'canvas.png');
      }
    });
  });

  function saveAs(uri, filename) {
    var link = document.createElement('a');
    if (typeof link.download === 'string') {
      link.href = uri;
      link.download = filename;

      //Firefox requires the link to be in the body
      document.body.appendChild(link);

      //simulate click
      link.click();

      //remove the link when done
      document.body.removeChild(link);
    } else {
      window.open(uri);
    }
  }
});