chart_view

Description:

chart view

Health project - Sleep_chartView
Features #
Fixed bugs and Perfect functions
Getting started #
$ dart pub add chart_view
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Usage #
Widget drawSleep(){
List<SleepModel> lists = [];
{
SleepModel one = SleepModel(Colors.red, []);
one.descr = "醒着";
lists.add(one);
}
{
SleepModel one = SleepModel(Colors.grey, []);
one.descr = "快速眼动";
lists.add(one);
}
{
SleepModel one = SleepModel(Colors.green, []);
one.descr = "浅睡";
lists.add(one);
}
{
SleepModel one = SleepModel(Colors.blue, []);
one.descr = "深睡";
lists.add(one);
}

int index = -1;

SleepModel? beforeModel;

for(int i = 0; i < 60 * 7; i++){
var a = Random().nextInt(99) + 0;
// var b = a.floor();

if(a < 81){
index = 3;
}else if(a < 95){
index = 2;
}else if(a < 98){
index = 1;
}else{
index = 0;
}
SleepModel nowModel = lists[index];

if(beforeModel != nowModel){ //上一个还是这个数据
if(beforeModel != null){
Range values = beforeModel.lists.last;
values.end = i;
// print("$a 开始：${values.start} 结束：${values.end}");
// print("开始：${beforeModel.descr} 结束：${nowModel.descr}");
}
Range values = Range(i, i+1);
nowModel.lists.add(values);
}else{
if(i == 7 * 60 - 1 && beforeModel != null){
Range values = beforeModel.lists.last;
values.end = i;
print("开始：${values.start} 结束：${values.end}");
}
}
beforeModel = nowModel;
}
return Expanded(child: SleepWidget(lists, 23 * 60, 6 * 60));
}
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Additional information #