/// <summary>
///
/// </summary>
/// <param name="dest"></param>
/// <param name="addr"></param>
/// <param name="size"></param>
/// <param name="fp"></param>
/// <returns></returns>
public int fread(Setable dest, int addr, int size, int fp)
{
if ((fp & 0x80) == 0)
{
return(0);
}
fp &= 0x7f;
if (fp >= MAX_FILE_COUNT)
{
return(0);
}
if (usable[fp] || !canRead[fp])
{
return(0);
}
VirtualFile file = files[fp];
int count = 0, b;
while (count < size && (b = file.getc()) != -1)
{
dest.setByte(addr++, (sbyte)b);
count++;
}
return(count);
}
public OrderCalculationEngine(IDataService data) : base()
{
// inputs
_inventory = Setable(data.LoadInventory(), "Inventory");
_order = Setable(data.LoadOrder(), "Order");
// outputs
_orderResult = Computed(() => OrderMethods.GetOrderResults(_order, _inventory), "OrderResult");
}
/// <summary>
/// 取得该拼音从id开始的len个汉字的gb2312编码数据
/// </summary>
/// <param name="dst">用于保存数据</param>
/// <param name="offset"></param>
/// <param name="id">开始的汉字编号,从0开始</param>
/// <param name="len">欲获取的汉字个数</param>
/// <returns>实际获取的汉字个数</returns>
public int getGB(Setable dst, int offset, int id, int len)
{
id <<= 1;
len <<= 1;
int index = 0;
while (index < len && id + index < data.Length)
{
dst.setByte(offset + index, data[id + index]);
index++;
dst.setByte(offset + index, data[id + index]);
index++;
}
//return index >>> 1;
return(index >> 1);//这里有问题，稍后再改
}
/**
* 该方法不对x,y,width,height检查,可能会抛出IndexOutOfBoundsException
*/
public int getRegion(int x, int y, int width, int height, Setable dest, int addr)
{
//每行占用的byte数,忽略低3位
int bytePerLine = width / 8;
//图片数据在显存中开始地址,x忽略低三位
int dataOffset = y * BYTES_PER_LINE + x / 8;
int size = height * bytePerLine;
while (height-- > 0)
{
for (int byteCount = 0; byteCount < bytePerLine; byteCount++)
{
dest.setByte(addr++, currData[dataOffset + byteCount]);
}
dataOffset += BYTES_PER_LINE;
}
return(size);
}
public Caractéristique()
{
_carac = new Setable <int>();
_modificateur = new Computed <int>(() => (Carac - 10) / 2);
}
public Caractéristique()
{
_carac = new Setable<int>();
_modificateur = new Computed<int>(() => (Carac - 10) / 2);
}
