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',203,null,null,142],
['2日',228,185,null,185],
['3日',213,215,null,null],
['4日',180,188,180,188],
['5日',212,null,null,161],
['6日',217,null,null,188],
['7日',239,134,null,134],
['8日',227,201,null,null],
['9日',249,206,null,null],
['10日',257,222,null,null],
['11日',276,185,null,185],
['12日',234,null,null,131],
['13日',256,null,null,119],
['14日',213,null,null,163],
['15日',212,null,null,168],
['16日',220,null,null,126],
['17日',140,null,140,122],
['18日',null,127,112,127],
['19日',187,221,187,null],
['20日',220,261,null,null],
['21日',240,240,null,null],
['22日',259,235,null,null],
['23日',255,221,null,null],
['24日',218,229,null,null],
['25日',201,153,null,153],
['26日',216,null,null,139],
['27日',258,null,null,145],
['28日',184,null,184,114],
['29日',null,null,89,164],
['30日',null,178,97,178],
['31日',null,null,161,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:300},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)
      }
    });
  }

});