/// <summary>
/// 获取日线数据
/// </summary>
/// <returns></returns>
public static List <SecurityData> GetSecurityDatas(String path)
{
List <SecurityData> datas = new List <SecurityData>();
String appPath = Application.StartupPath;
String filePath = path;
String content = File.ReadAllText(filePath, Encoding.Default);
String[] strs = content.Split(new String[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
int strsSize = strs.Length;
for (int i = 2; i < strs.Length - 1; i++)
{
String str = strs[i];
String[] subStrs = str.Split(new String[] { "," }, StringSplitOptions.RemoveEmptyEntries);
SecurityData securityData = new SecurityData();
DateTime dayDate = Convert.ToDateTime(subStrs[0]);
securityData.date = (dayDate - new DateTime(1970, 1, 1)).TotalSeconds;
securityData.open = Convert.ToDouble(subStrs[1]);
securityData.high = Convert.ToDouble(subStrs[2]);
securityData.low = Convert.ToDouble(subStrs[3]);
securityData.close = Convert.ToDouble(subStrs[4]);
securityData.volume = Convert.ToDouble(subStrs[5]);
securityData.amount = Convert.ToDouble(subStrs[6]);
if (securityData.close <= 0)
{
continue;
}
datas.Add(securityData);
}
return(datas);
}
/// <summary>
/// 复制数据
/// </summary>
/// <param name="data">数据</param>
public void copy(SecurityData data)
{
close = data.close;
date = data.date;
high = data.high;
low = data.low;
open = data.open;
volume = data.volume;
amount = data.amount;
day = data.day;
}
/// <summary>
/// 根据代码获取新浪历史数据
/// </summary>
/// <param name="code"></param>
public static List <SecurityData> GetSinaHistoryDatasByStr(String code, int cycle)
{
String str = SecurityService.GetSinaHistoryDatasStrByCode(code, cycle);
List <SecurityData> datas = JsonConvert.DeserializeObject <List <SecurityData> >(str);
for (int i = 0; i < datas.Count; i++)
{
SecurityData securityData = datas[i];
securityData.date = ((TimeSpan)(Convert.ToDateTime(datas[i].day) - new DateTime(1970, 1, 1))).TotalSeconds;
}
return(datas);
}
/// <summary>
/// 更新数据到图像
/// </summary>
/// <param name="obj"></param>
public void UpdateDataToGraphMinute(List <SecurityData> list, SecurityData latestData, bool clear)
{
if (clear)
{
DataSource.Clear();
}
System.Drawing.Color color = System.Drawing.Color.SkyBlue;
BarShape barVolume = GetShape("成交量") as BarShape;
for (int i = 0; i < list.Count; i++)
{
SecurityData data = list[i];
if (latestData != null)
{
if (data.date > latestData.date)
{
continue;
}
}
bool isFirst = i == 0;
double date = data.date;
if (latestData == null)
{
DataSource.Set(date, COLUMN_VOLUME, double.NaN);
DataSource.Set(date, COLUMN_CLOSE, double.NaN);
}
else
{
DataSource.Set(date, COLUMN_VOLUME, data.volume);
DataSource.Set(date, COLUMN_CLOSE, data.close);
}
if (isFirst)
{
LastClose = data.open;
if (latestData == null)
{
DataSource.Set(date, COLUMN_VOLUME, LastClose);
DataSource.Set(date, COLUMN_CLOSE, LastClose);
}
}
}
int indicatorsSize = indicators.Count;
for (int i = 0; i < indicatorsSize; i++)
{
indicators[i].OnCalculate(0);
}
RefreshGraph();
}
/// <summary>
/// 更新数据到图像
/// </summary>
/// <param name="obj"></param>
public void UpdateDataToGraph(List <SecurityData> list, bool clear)
{
if (clear)
{
DataSource.Clear();
}
BarShape barVolume = GetShape("成交量") as BarShape;
CandleShape candleShape = GetShape("K线") as CandleShape;
int startIndex = DataSource.RowsCount;
if (startIndex < 0)
{
startIndex = 0;
}
for (int i = 0; i < list.Count; i++)
{
SecurityData data = list[i];
if (!double.IsNaN(data.close))
{
DataSource.Set(data.date, COLUMN_VOLUME, data.volume);
int index = DataSource.GetRowIndex(data.date);
DataSource.Set2(index, COLUMN_OPEN, data.open);
DataSource.Set2(index, COLUMN_HIGH, data.high);
DataSource.Set2(index, COLUMN_LOW, data.low);
DataSource.Set2(index, COLUMN_CLOSE, data.close);
if (data.open > data.close)
{
DataSource.Set2(index, barVolume.StyleField, 0);
DataSource.Set2(index, candleShape.StyleField, 0);
DataSource.Set2(index, barVolume.ColorField, System.Drawing.Color.FromArgb(80, 255, 255).ToArgb());
}
else
{
DataSource.Set2(index, barVolume.StyleField, 1);
DataSource.Set2(index, candleShape.StyleField, 1);
DataSource.Set2(index, barVolume.ColorField, System.Drawing.Color.FromArgb(255, 80, 80).ToArgb());
}
}
}
int indicatorsSize = indicators.Count;
for (int i = 0; i < indicatorsSize; i++)
{
indicators[i].OnCalculate(startIndex);
}
RefreshGraph();
}
/// <summary>
/// 更新数据到图像
/// </summary>
/// <param name="obj"></param>
public void UpdateDataToGraphMinute(List <SecurityData> list, bool empty)
{
System.Drawing.Color color = System.Drawing.Color.SkyBlue;
BarShape barVolume = GetShape("成交量") as BarShape;
int endIndex = list.Count;
if (!empty)
{
endIndex = minuteDatasPos;
}
for (int i = 0; i < endIndex; i++)
{
SecurityData data = list[i];
bool isFirst = i == 0;
double date = data.date;
if (empty)
{
DataSource.Set(date, COLUMN_VOLUME, double.NaN);
DataSource.Set(date, COLUMN_CLOSE, double.NaN);
}
else
{
DataSource.Set(date, COLUMN_VOLUME, data.volume);
DataSource.Set(date, COLUMN_CLOSE, data.close);
}
if (isFirst)
{
LastClose = data.open;
if (empty)
{
DataSource.Set(date, COLUMN_VOLUME, LastClose);
DataSource.Set(date, COLUMN_CLOSE, LastClose);
}
}
}
int indicatorsSize = indicators.Count;
for (int i = 0; i < indicatorsSize; i++)
{
indicators[i].OnCalculate(0);
}
RefreshGraph();
}
/// <summary>
/// 秒表事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void thisTimer_Tick(object sender, EventArgs e)
{
if (minuteMode)
{
if (minuteDatasPos < minuteDatas.Count)
{
minuteDatasPos++;
UpdateDataToGraphMinute(minuteDatas, false);
Invalidate();
}
}
else
{
SecurityLatestData newData = new SecurityLatestData();
SecurityService.GetLatestData(currentCode, ref newData);
if (!newData.equal(lastData) && newData.m_volume > 0)
{
double close = newData.m_close;
double dVolume = 0;
if (lastData.m_code.Length > 0)
{
dVolume = newData.m_volume - lastData.m_volume;
}
SecurityData securityData = new SecurityData();
securityData.date = (double)((long)newData.m_date / (cycle * 60) * (cycle * 60));
if (cycle != 1440)
{
securityData.date += (cycle * 60);
}
securityData.close = close;
if (DataSource.RowsCount > 0)
{
if (DataSource.GetXValue(DataSource.RowsCount - 1) == securityData.date)
{
if (securityData.close > DataSource.Get2(DataSource.RowsCount - 1, COLUMN_HIGH))
{
securityData.high = close;
}
else
{
securityData.high = DataSource.Get2(DataSource.RowsCount - 1, COLUMN_HIGH);
}
if (securityData.close < DataSource.Get2(DataSource.RowsCount - 1, COLUMN_LOW))
{
securityData.low = close;
}
else
{
securityData.low = DataSource.Get2(DataSource.RowsCount - 1, COLUMN_LOW);
}
securityData.open = DataSource.Get2(DataSource.RowsCount - 1, COLUMN_OPEN);
double oldVolume = DataSource.Get2(DataSource.RowsCount - 1, COLUMN_VOLUME);
oldVolume += dVolume;
securityData.volume = oldVolume;
}
else
{
securityData.high = close;
securityData.low = close;
securityData.open = close;
securityData.volume = dVolume;
}
}
else
{
securityData.high = close;
securityData.low = close;
securityData.open = close;
securityData.volume = dVolume;
}
List <SecurityData> datas = new List <SecurityData>();
datas.Add(securityData);
UpdateDataToGraph(datas, false);
datas.Clear();
lastData = newData;
}
}
}
