private int AddStatistic(IList<HistoryInfo> list, IDictionary<string, StatisticItem> dic,
Func<int, bool> func, string maxTypeName)
{
if (list == null || dic == null || func == null || string.IsNullOrEmpty(maxTypeName))
{
return 0;
}
int count = 0, maxCount = 0, mostCount = 0;
for (int i = 0; i < list.Count; i++)
{
if (func(list[i].Result))
{
count++;
if (count > 1)
{
if (i == list.Count - 1)
{
mostCount++;
}
if (count > maxCount)
maxCount = count;
}
}
else
{
if (count > 1)
{
mostCount++;
}
count = 0;
}
}
dic[maxTypeName] = new StatisticItem(maxTypeName, false) { Count = maxCount };
return mostCount;
}
private void btnStatistic_Click(object sender, EventArgs e)
{
IList<HistoryInfo> list = GetRows();
if (list == null || list.Count == 0)
{
return;
}
int listCount = list.Count;
lblRows.Text = string.Format("共:{0} 条记录", listCount);
IDictionary<string, StatisticItem> dic = new Dictionary<string, StatisticItem>()
{
{ "单", new StatisticItem("单") } ,
{ "双", new StatisticItem("双") },
{ "分隔线1", new StatisticItem(string.Empty) },
{ "中", new StatisticItem("中") },
{ "边", new StatisticItem("边") },
{ "分隔线2", new StatisticItem(string.Empty) },
{ "大", new StatisticItem("大")},
{ "小", new StatisticItem("小")},
{ "分隔线3", new StatisticItem(string.Empty) },
{ "梅", new StatisticItem("梅")},
{ "分隔线4", new StatisticItem(string.Empty) },
};
for (int i = 0; i < listCount; i++)
{
HistoryInfo item = list[i];
if (item.Result % 2 == 1)
{
dic["单"].Count++;
}
else
{
dic["双"].Count++;
}
if (item.Result >= 10 && item.Result <= 17)
{
dic["中"].Count++;
}
else
{
dic["边"].Count++;
}
if (item.Result >= 14)
{
dic["大"].Count++;
}
else
{
dic["小"].Count++;
}
if (item.Result >= 13 && item.Result <= 15)
{
dic["梅"].Count++;
}
}
foreach (var item in dic.Values)
{
item.Percent = Math.Round(item.Count * 1.0 / listCount, 2);
}
int mostOdd = this.AddStatistic(list, dic, (num) => { return num % 2 == 1; }, "最长连 单");
int mostEven = this.AddStatistic(list, dic, (num) => { return num % 2 == 0; }, "最长连 双");
int mostMid = this.AddStatistic(list, dic, (num) => { return num >= 10 && num <= 17; }, "最长连 中");
int mostEdeg = this.AddStatistic(list, dic, (num) => { return num < 10 || num > 17; }, "最长连 边");
int mostBig = this.AddStatistic(list, dic, (num) => { return num >= 14; }, "最长连 大");
int mostSmal = this.AddStatistic(list, dic, (num) => { return num < 14; }, "最长连 小");
dic["长_多分隔"] = new StatisticItem(string.Empty, false);
dic["连的总次数 单"] = new StatisticItem("连的总次数 单", false) { Count = mostOdd };
dic["连的总次数 双"] = new StatisticItem("连的总次数 双", false) { Count = mostEven };
dic["连的总次数 中"] = new StatisticItem("连的总次数 中", false) { Count = mostMid };
dic["连的总次数 边"] = new StatisticItem("连的总次数 边", false) { Count = mostEdeg };
dic["连的总次数 大"] = new StatisticItem("连的总次数 大", false) { Count = mostBig };
dic["连的总次数 小"] = new StatisticItem("连的总次数 小", false) { Count = mostSmal };
IList<StatisticItem> result = dic.Values.ToList();
dataGridStatistic.DataSource = new BindingList<StatisticItem>(result);
dataGridHistory.Visible = false;
dataGridStatistic.Visible = true;
dataGridStatistic.Dock = DockStyle.Fill;
panelHistory.Controls.Remove(dataGridHistory);
panelHistory.Controls.Add(dataGridStatistic);
}