div to image

by Ian Campbell

HTML

<script src="https://github.com/niklasvh/html2canvas/releases/download/0.4.1/html2canvas.js"></script>
<script src="http://www.nihilogic.dk/labs/canvas2image/base64.js"></script>
<script src="http://www.nihilogic.dk/labs/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)"...

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...

JavaScript

$(function() { 
    $("#btnSave").click(function() { 
        html2canvas($("#widget"), {
            onrendered: function(canvas) {
                theCanvas = canvas;
                document.body.appendChild(canvas);

                // Convert and download as image 
                Canvas2Image.saveAsPNG(canvas); 
                $("#img-out").append(canvas);
                // Clean up 
                //document.body.removeChild(canvas);
            }
        });
    });
});