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',719,373,null,null],
['2日',637,461,null,null],
['3日',538,471,null,null],
['4日',456,496,null,null],
['5日',531,459,null,null],
['6日',562,489,null,null],
['7日',636,498,null,null],
['8日',679,495,null,null],
['9日',611,560,null,null],
['10日',613,562,null,null],
['11日',608,498,null,null],
['12日',502,427,null,null],
['13日',505,294,null,null],
['14日',628,216,null,null],
['15日',566,148,null,148],
['16日',394,null,null,128],
['17日',420,null,null,120],
['18日',449,null,null,111],
['19日',440,null,null,101],
['20日',459,null,null,98],
['21日',526,null,null,89],
['22日',648,null,null,73],
['23日',573,null,null,81],
['24日',540,null,null,88],
['25日',570,null,null,101],
['26日',577,null,null,90],
['27日',568,null,null,104],
['28日',556,null,null,101],
['29日',688,null,null,107],
['30日',420,124,null,124],
['31日',399,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:800},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=4;

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

});