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',703,747,null,null],
['2日',851,655,null,null],
['3日',876,780,null,null],
['4日',776,766,null,null],
['5日',860,729,null,null],
['6日',848,744,null,null],
['7日',861,823,null,null],
['8日',849,897,null,null],
['9日',742,889,null,null],
['10日',775,892,null,null],
['11日',708,880,null,null],
['12日',766,916,null,null],
['13日',755,813,null,null],
['14日',566,806,null,null],
['15日',640,832,null,null],
['16日',733,661,null,null],
['17日',643,722,null,null],
['18日',731,621,null,null],
['19日',645,645,null,null],
['20日',635,713,null,null],
['21日',612,705,null,null],
['22日',624,798,null,null],
['23日',752,707,null,null],
['24日',674,824,null,null],
['25日',704,665,null,null],
['26日',663,830,null,null],
['27日',690,791,null,null],
['28日',838,860,null,null],
['29日',838,752,null,null],
['30日',718,759,null,null],
['31日',748,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:1000},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)
      }
    });
  }

});