/// <summary>
/// 分析压缩数据
/// </summary>
public void AnalyzeData()
{
if (FileInfo == null)
{
return;
}
LockControl(true); //锁定控件
ResetContent(IgnoreCompressResetContentType.OriginalSizeText); //重设置文本
var countList = new int[CompressGroupQty];
for (int i = 1; i <= countList.Length; i++)
{
countList[i - 1] = i;
}
var count = 0;
var fileContent = FileInfo.FileContent;
var task = new TaskScheduling <int, CompressItem>(countList, CompressThreadQty)
{
TaskFunc = size =>
{
var item = ZlCompressHelper.GetCompressItem(fileContent, size);
ControlInfo.SetScheduleAction(Interlocked.Increment(ref count) / (double)countList.Length *
100); //设置进度
return(item);
},
ExceptionFunc = (size, ex) =>
{
ConsoleWriteLine(string.Format("分析压缩数据出现错误！{0}", ex.Message));//输出错误
return(null);
}
};
var max = task.Execute().Where(w => w != null).OrderByDescending(b => b.CompressSize)
.FirstOrDefault(); //得到压缩价值最大的项
if (max == null)
{
ConsoleWriteLine("没有查询到一个组合的压缩数据！全部出现异常！"); //输出错误
}
else if (max.CompressSize < 1)
{
ConsoleWriteLine("没有有价值的压缩组合！请调大组合大小！"); //输出错误
}
else
{
ConsoleWriteLine(string.Format("采用{0}字节组合[{1}]，组合出现次数{2}次", max.Group.Bytes.Length,
string.Join(",", max.Group.Bytes), max.Count));
OriginalSizeText = string.Format("压缩前：{0}", Tool.ToDataString(fileContent.Length));
CompressSizeText = string.Format("压缩后：{0}", Tool.ToDataString(fileContent.Length - max.CompressSize));
CompressionRatioText = string.Format("压缩率：{0:0.00}%",
(((double)(fileContent.Length - max.CompressSize) / fileContent.Length) * 100));
}
LockControl(false);//解锁控件
}
/// <summary>
/// 压缩方法
/// </summary>
private void Compress()
{
if (FileInfo == null)
{
return;
}
LockControl(true); //锁定控件
ControlInfo.SetSavePathAction(string.Empty); //清除下保存文本
ResetContent(IgnoreCompressResetContentType.OriginalSizeText); //重设置文本
var countList = new int[CompressGroupQty];
for (int i = 1; i <= countList.Length; i++)
{
countList[i - 1] = i;
}
double sumCount = countList.Length + 1; //总数
var count = 0; //执行到数
var fileContent = FileInfo.FileContent;
var task = new TaskScheduling <int, CompressItem>(countList, CompressThreadQty)
{
TaskFunc = size =>
{
var item = ZlCompressHelper.GetCompressItem(fileContent, size);
ControlInfo.SetScheduleAction(Interlocked.Increment(ref count) / sumCount * 100); //设置进度
return(item);
},
ExceptionFunc = (size, ex) =>
{
ConsoleWriteLine(string.Format("分析压缩数据出现错误！{0}", ex.Message));//输出错误
return(null);
}
};
var max = task.Execute().Where(w => w != null).OrderByDescending(b => b.CompressSize)
.FirstOrDefault(); //得到压缩价值最大的项
if (max == null)
{
ConsoleWriteLine("没有查询到一个组合的压缩数据！全部出现异常！"); //输出错误
}
else if (max.CompressSize < 1)
{
ConsoleWriteLine("没有有价值的压缩组合！请调大组合大小！"); //输出错误
}
else
{
ConsoleWriteLine(string.Format("采用{0}字节组合[{1}]", max.Group.Bytes.Length,
string.Join(",", max.Group.Bytes)));
OriginalSizeText = string.Format("压缩前：{0}", Tool.ToDataString(fileContent.Length));
CompressSizeText = string.Format("压缩后：{0}", Tool.ToDataString(fileContent.Length - max.CompressSize));
CompressionRatioText = string.Format("压缩率：{0:0.00}%",
(((double)(fileContent.Length - max.CompressSize) / fileContent.Length) * 100));
var compressBytes = ZlCompressHelper.Compress(fileContent, max); //压缩处理
ControlInfo.SetScheduleAction(100); //设置执行完成
var path = ControlInfo.GetSavePathFunc(new SaveFileInfo
{
DefaultExt = ".zl",
FileName = string.Format("{0}.zl", FileInfo.Info.Name),
Title = "请设置保存的压缩文件",
});
if (!string.IsNullOrEmpty(path))
{
File.WriteAllBytes(path, compressBytes);
MessageBox.Show("保存成功！");
}
}
ControlInfo.SetScheduleAction(100); //设置执行完成
LockControl(false); //解锁控件
}
