Android 用ichartjs生成区域面积图 在手机端显示不全 请问怎么解决

<script type="text/javascript">

var reLoadPagerTimer;

$(function(){

    var data = new Array();  

                var data_labels = new Array();

                var data_ser = window.webChartAdapter.getData("");

                var data_labels_ser = window.webChartAdapter.getLabels("");

                var data_width = window.webChartAdapter.getWidth(0);

                var data_height = window.webChartAdapter.getHeight(0);

    eval('data='+data_ser);

                eval('data_labels='+data_labels_ser);

                

var chart = new iChart.Area2D({

render : 'canvasDiv',

data: data,

title:null,

subtitle:{

text:'单位:套',//利用副标题设置单位信息

fontsize:14,

color:'#eff4f8',

textAlign:'left',

padding:'0 40',

height:20

},

turn_off_touchmove:false,

title : window.webChartAdapter.getTitle(""),

width : data_width,

height : data_height,

labels:data_labels

});

chart.draw();

});

    </script>

效果图



我想实现的效果是这个图铺满屏幕 请问怎么做 谢谢