google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', '推測');
       data.addColumn('number', '推測');
       data.addColumn('number', 'iOS前月');
       data.addColumn('number', 'iOS当月');
       data.addRows([
        ['1日',702,410,null,null],
['2日',836,442,null,null],
['3日',739,466,null,null],
['4日',674,675,null,null],
['5日',517,806,null,null],
['6日',604,617,null,null],
['7日',728,753,null,null],
['8日',510,788,null,null],
['9日',463,785,null,null],
['10日',668,654,null,null],
['11日',518,741,null,null],
['12日',575,730,null,null],
['13日',533,573,null,null],
['14日',480,730,null,null],
['15日',481,680,null,null],
['16日',546,679,null,null],
['17日',456,686,null,null],
['18日',483,667,null,null],
['19日',462,786,null,null],
['20日',566,567,null,null],
['21日',639,634,null,null],
['22日',504,481,null,null],
['23日',534,550,null,null],
['24日',551,568,null,null],
['25日',502,789,null,null],
['26日',533,584,null,null],
['27日',514,615,null,null],
['28日',693,449,null,null],
['29日',503,470,null,null],
['30日',502,460,null,null],
['31日',547,null,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { title:'2024年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['skyblue','pink','#2980b9','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=30 -1 ;
  var lastlogcat=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});