minongyun.com/application/admin/view/formula/task.html

<style type="text/css">
    .tg  {border-collapse:collapse;border-spacing:0;}
    .tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
        overflow:hidden;padding:10px 5px;word-break:normal;}
    .tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
        font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}
    .tg .tg-ub5w{font-size:36px;text-align:center;vertical-align:middle;border: none}
    .tg .tg-x1hj{font-size:22px;text-align:left;vertical-align:top;}
    .tg .tg-kghl{font-size:22px;text-align:left;vertical-align:middle;}
    .tg .tg-z7m5{font-size:22px;text-align:left;text-decoration:underline;vertical-align:top;border: none}
    .tg .tg-s5vw{font-size:22px;font-weight:bold;text-align:center;vertical-align:bottom;border: none}
    .tg .tg-v8dz{font-size:24px;text-align:left;vertical-align:top;border: none}
    .tg .tg-svyg{font-size:22px;font-weight:bold;text-align:left;text-decoration:underline;vertical-align:bottom;border: none}
    .tg .tg-4qqe{font-size:22px;font-weight:bold;text-align:center;vertical-align:top;border: none}
    .tg .tg-9d8n{font-size:22px;text-align:left;vertical-align:top;}
    .tg .tg-0pky{text-align:left;vertical-align:top;border: none}
</style>
<form id="add-form" class="form-horizontal" role="form" data-toggle="validator" method="POST" action="">
    <div class="form-group">
        <input style="display: none" id="ids" value="{$ids}">
        <label class="control-label col-xs-12 col-sm-1">{:__('Name')}:</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-name" data-rule="required" class="form-control" name="row[name]" type="text" value="{$row['name']}" readonly>
        </div>
        <label class="control-label col-xs-12 col-sm-1">批次号:</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-bach" class="form-control" name="row[bach]" type="text">
        </div>
    </div>
    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-1">开票人:</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-drawer_name" data-rule="required" class="form-control" name="row[drawer_name]" type="text">
        </div>
        <label class="control-label col-xs-12 col-sm-1">{:__('Examine_name')}:</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-examine_name" data-rule="required" class="form-control" name="row[examine_name]" type="text">
        </div>
    </div>
    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-1">生产量(KG):</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-number" data-rule="required" class="form-control" name="row[number]" type="text">
        </div>
        <label class="control-label col-xs-12 col-sm-1">{:__('Remark')}:</label>
        <div class="col-xs-12 col-sm-3">
            <input id="c-remark" class="form-control" name="row[remark]" type="text">
        </div>
    </div>
    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-1">机台选择:</label>
            <select id="c-mid" data-rule="required" class="control-label col-xs-12 col-sm-2 selectpicker" name="row[mid]">
                {foreach name="machineList" item="vo"}
                <option value="{$vo.id}" {in name="key" value=""}selected{/in}>{$vo.name}</option>
                {/foreach}
            </select>
    </div>
    <div class="form-group">
        <label class="control-label col-xs-12 col-sm-1"></label>
        <button type="button" id="add" class="btn btn-success">确定生成作业票</button>
    </div>
    <div class="form-group">
        <table class="table table-striped table-bordered table-hover table-nowrap" id="gy">
            <tr>
                <th class="col-xs-12 col-sm-1">原材料</th>
                <th class="col-xs-12 col-sm-1">百分比</th>
                <th class="col-xs-12 col-sm-1">应加量(KG)</th>
                <th class="col-xs-12 col-sm-6">操作记录</th>
                <th class="col-xs-12 col-sm-1">工序号</th>
            </tr>
            {foreach name='row["gyinfo"]' id='vo'}
            <tr>
                <td><input  class="form-control material" type="text" value="{$vo.material}" readonly></td>
                <td><input  class="form-control percentage" type="text" value="{$vo.percentage}" readonly></td>
                <td><input  class="form-control num" type="text" data-id="{$vo.id}" id="input-{$vo.id}" value="" readonly></td>
                <td><input  class="form-control gy_name" type="text" value="{$vo.gy_name}" readonly></td>
                <td><input  class="form-control gy_num" type="text" value="{$vo.gy_num}" readonly></td>
            </tr>
            {/foreach}
        </table>
    </div>
    <div style="display: none">
        <div class="form-group" id="print_area" >
        <div id="head">
            <table class="tg" style="width: 800px;">
                <thead>
                <div id="qrcode" style="margin:0 0 -50px 650px;width: 80px;height: 80px;">
                    <img src="" id="myImage" alt=""/>
                </div>
                <tr>
                    <th class="tg-v8dz" colspan="6" >
                        <p id="formula_no"></p>
                        <hr style="border: 1px solid;margin-top: -5px">
                    </th>
                </tr>
                </thead>
                <tbody>
                <tr>
                    <td class="tg-s5vw"></td>
                    <td class="tg-svyg"></td>
                    <td class="tg-ub5w" colspan="2" rowspan="2">作业票</td>
                    <td class="tg-4qqe"></td>
                    <td class="tg-s5vw"></td>
                </tr>
                <tr>
                    <td class="tg-9d8n" style="border: none">日期：</td>
                    <td class="tg-z7m5" id="date"></td>
                    <td class="tg-9d8n">开票人</td>
                    <td class="tg-9d8n">审核</td>
                </tr>
                <tr>
                    <td class="tg-9d8n" style="border: none">批号：</td>
                    <td class="tg-z7m5" id="bach"></td>
                    <td class="tg-kghl" style="border: none"><input type="text" id="formula" value="" style="width: 400px;text-align: center"></td>
                    <td class="tg-0pky"></td>
                    <td class="tg-x1hj" id="drawer_name"></td>
                    <td class="tg-x1hj" id="examine_name"></td>
                </tr>
                </tbody>
            </table>
        </div>
        <div style="height: 20px;"></div>
        <div id="body">
            <table class="tg" style="width: 800px;" id="print_gy">
                            <tr>
                                <th  style="text-align: center">原材料</th>
<!--                                <th  style="text-align: center">百分比</th>-->
                                <th  style="text-align: center">应加量(KG)</th>
                                <th  style="text-align: center">实加量(KG)</th>
                                <th  style="text-align: center">操作记录</th>
                            </tr>
                            {foreach name='row["gyinfo"]' id='vo'}
                            <tr>
                                <td style="width: 100px;text-align: center">{$vo.material}</td>
<!--                                <td style="width: 100px">{$vo.percentage}</td>-->
                                <td data-id="{$vo.id}" id="text-{$vo.id}" style="width: 100px;text-align: center"></td>
                                <td style="width: 100px;text-align: center"></td>
                                <td style="width: 400px;">{$vo.gy_name}</td>
                            </tr>
                            {/foreach}
                            <tr>
                                <td style="width: 100px;text-align: center">总计</td>
                                <td class="total" style="width: 100px;text-align: center"></td>
                                <td></td>
                                <td></td>
                            </tr>
                            <tr>
                                <td colspan="5" class="remark"></td>
                            </tr>
                        </table>
            <div style="height: 5px;"></div>
            <table class="tg" style="width: 800px;">
                <tr>
                    <td style="border: none">
                        <span>包装规格：</span>
                        <hr style="border: 1px solid;width: 150px;margin-top: -5px;">
                        <div style="position: absolute;margin-left: 270px;margin-top: -36px;">KG/桶</div>
                    </td>
                    <td style="border: none">作业票回收日期：<hr style="border: 1px solid;width: 150px;margin-top: -5px;"></td>
                </tr>
                <tr>
                    <td style="border: none">操作人员：<hr style="border: 1px solid;width: 150px;margin-top: -5px;"></td>
                    <td style="border: none">检验签字：<hr style="border: 1px solid;width: 150px;margin-top: -5px;"></td>
                </tr>
            </table>
        </div>
        </div>
    </div>
    <div class="form-group layer-footer">
        <label class="control-label col-xs-12 col-sm-2"></label>
        <div class="col-xs-12 col-sm-8">
            <button type="submit" class="btn btn-primary btn-embossed disabled submit">保存</button>
            <button type="button" class="btn btn-default btn-embossed  print-link">打印预览</button>
        </div>
    </div>
</form>

<script type='text/javascript' src='__CDN__/assets/js/jquery2.1.1.min.js'></script>
<script type="text/javascript" src="__CDN__/assets/js/jquery.qrcode.min.js"></script>
<script type="text/javascript" src="__CDN__/assets/js/jQuery.print.js"></script>
<script >

    jQuery(function($) { 'use strict';

        $(".print-link").on('click', function() {
            var status = 1;
            var number = $('#c-number').val();
            if (number == ''){
                status = 2;
            }
            var bach = $('#c-bach').val();
            if (bach == ''){
                status = 2;
            }
            var drawer_name = $('#c-drawer_name').val();
            if (drawer_name == ''){
                status = 2;
            }
            var examine_name = $('#c-examine_name').val();
            if (examine_name == ''){
                status = 2;
            }
            if (status == 2){
                layer.confirm('数据不能为空,请仔细核查');return false
            }
            // var ids = $('#ids').val();
            // bach = bach + '-' + ids;
            createQrcode(bach,80,80);
            var img = document.getElementById("myImage"); /// get image element
            var canvas = document.getElementsByTagName('canvas')[0];
            img.src = canvas.toDataURL();                     /// update image
            $.print('#print_area');
            return false;
        });
        function createQrcode(txt,width,height) {
            $("#qrcode").qrcode({
                render: "canvas",//canvas和table两种渲染方式
                width: width,
                height: height,
                correctLevel:3,//二维码纠错级别
                background:"#ffffff",//背景颜色
                foreground:"#000000", //二维码颜色
                text:txt
            });
        }
    });
</script>