public void BoundedRandomInt()
{
const int LOWER = -17;
const int UPPER = 24;
var rand = RandomHelpers.RandomInt(LOWER, UPPER);
Assert.IsTrue(LOWER <= rand);
Assert.IsTrue(UPPER >= rand);
}
public string SaveFileIfExist(string name)
{
if (string.IsNullOrWhiteSpace(name))
{
return(string.Empty);
}
IFormFile file = this._httpContextAccessor.HttpContext.Request.Form.Files.GetFile(name);
if (file == null)
{
return(string.Empty);
}
string extension = MimeHelpers.GetExtension(file.ContentType);
if (string.IsNullOrWhiteSpace(extension))
{
extension = Path.GetExtension(file.FileName);
}
Console.WriteLine(file.ContentType);
string relativePath = string.Format("\\Upload\\{0}\\{1}{2}{3}",
DateTime.Now.ToString("yyyyMM"),
DateTime.Now.ToString("yyyyMMddHHmmssfff"),
RandomHelpers.RandomInt(1000, 9999),
extension
).ToLower();
string absolutePath = this._hostingEnvironment.WebRootPath + relativePath;
PathHelpers.EnsureParentDirectory(absolutePath);
Stream stream = file.OpenReadStream();
//对大于1MB的图片进行压缩，最大宽度为1024像素
//if (MimeUtils.IsImage(file.ContentType) && file.Length > 1024 * 1000)
//{
// ThumbUtils.SendSmallImage(stream, absolutePath, 1024, 1024);
//}
//else
{
byte[] buffer = new byte[file.Length];
stream.Read(buffer, 0, buffer.Length);
System.IO.File.WriteAllBytes(absolutePath, buffer);
}
stream.Close();
string host = GetHostUrl(this._httpContextAccessor.HttpContext);
return(host + relativePath.Replace("\\", "/"));
}
void DrawRandomClumpsOfRocksOnMap(TerrainMap map)
{
if (_useRandomRocks)
{
const int SPREAD = 4;
int r = map.Cellwidth();
int k = RandomHelpers.RandomInt(50, 150);
for (int p = 0; p < k; p++)
{
int i = RandomHelpers.RandomInt(0, r - SPREAD);
int j = RandomHelpers.RandomInt(0, r - SPREAD);
int c = RandomHelpers.RandomInt(0, 10);
for (int q = 0; q < c; q++)
{
int m = RandomHelpers.RandomInt(0, SPREAD);
int n = RandomHelpers.RandomInt(0, SPREAD);
map.SetMapBit(i + m, j + n, true);
}
}
}
}
void RandomizeDigits()
{
UIDigitsDemo.Digits = (uint)RandomHelpers.RandomInt(100);
UIDigitDemo.Digit = (uint)RandomHelpers.RandomInt(10);
}
public Texture2D GetRandomLoadedTexture()
{
return(LoadedTextures[RandomHelpers.RandomInt(LoadedTextures.Count)]);
}
