public FxAddress(string tagName, FxAddressLayoutType addrLayoutType)
{
_TagName = tagName;
_AddressLayoutType = addrLayoutType;
_TagOffset = GetTagOffset(tagName, _BaseNumberOfXY);
_UniformAddr = GetUniformAddr(tagName, out _AddressType, addrLayoutType);
}
/// <summary>
/// 按给定符号名、控制器类型构建地址对象（推荐使用）
/// </summary>
public FxAddress(string tagName, ControllerTypeConst controllerType)
{
_BaseNumberOfXY = controllerType.ToBaseNumber();
_TagName = tagName;
_AddressType = FxAddressManager.Instance[tagName];
// 按实际地址更新 地址布局类型
switch (_AddressType)
{
case FxAddressType.X:
case FxAddressType.Y:
case FxAddressType.M:
_AddressLayoutType = FxAddressLayoutType.AddressLayoutBin;
break;
case FxAddressType.T:
_AddressLayoutType = FxAddressLayoutType.AddressLayoutInt32;
break;
default:
_AddressLayoutType = FxAddressLayoutType.AddressLayoutBin;
break;
}
_TagOffset = GetTagOffset(tagName, _BaseNumberOfXY);
if (controllerType.IsFxPLCController())
{
_UniformAddr = GetUniformAddr(tagName, out _AddressType, _AddressLayoutType);
}
}
public FxAddress()
{
_TagName = string.Empty;
_TagOffset = 0;
_UniformAddr = 0;
_AddressLayoutType = FxAddressManager.DefaultLayoutType;
_AddressType = FxAddressType.D;
_BaseNumberOfXY = 8; // 默认支持 Fx 系列
}
/// <summary>
/// 根据地址类型与地址偏移构建地址
/// </summary>
public FxAddress(ControllerTypeConst controllerType, FxAddressType addressType, int offset)
{
_BaseNumberOfXY = controllerType.ToBaseNumber();
_TagOffset = offset;
_AddressType = addressType;
_AddressLayoutType = FxAddressManager.DefaultLayoutType;
_TagName = ToFormatedTagName();
_UniformAddr = GetUniformAddr(_TagName, out _AddressType, _AddressLayoutType);
}
public uint this[FxAddressLayoutType layoutType, FxAddressType addrType]
{
get
{
if (_LayoutList.ContainsKey(layoutType))
{
return(_LayoutList[layoutType][addrType]);
}
return(0);
}
}
public FxAddressLayoutInfo this[FxAddressLayoutType layoutType]
{
get
{
if (_LayoutList.ContainsKey(layoutType))
{
return(_LayoutList[layoutType]);
}
return(null);
}
}
/// <summary>
/// 根据地址符号名称得到内部地址索引
/// 这是函数仅由 FX 系列PLC使用
/// </summary>
/// <param name="tagName">以一个字符X/Y/M/C/T/S/D/加上10进制的序号构成</param>
/// <returns>返回的地址序号，如果为0一般表示地址错误或不存在</returns>
public static uint GetUniformAddr(string tagName, out FxAddressType addrType, FxAddressLayoutType addrLayoutType)
{
if (string.IsNullOrWhiteSpace(tagName))
{
addrType = FxAddressType.Undefine;
return(0);
}
char tagType = tagName[0];
uint pos = (uint)GetTagOffset(tagName, 8);
if (addrLayoutType == FxAddressLayoutType.AddressLayoutBin)
{
pos = (uint)(pos / 8);
}
uint off = 0;
switch (tagType)
{
case 'X':
case 'x':
addrType = FxAddressType.X;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'Y':
case 'y':
addrType = FxAddressType.Y;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'M':
case 'm':
addrType = FxAddressType.M;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'S':
case 's':
addrType = FxAddressType.S;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'T':
case 't':
addrType = FxAddressType.T;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'C':
case 'c':
addrType = FxAddressType.C;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
case 'D':
case 'd':
addrType = FxAddressType.D;
off = FxAddressManager.Instance[addrLayoutType, addrType];
pos *= 2;
break;
case 'K':
case 'k':
addrType = FxAddressType.K;
off = FxAddressManager.Instance[addrLayoutType, addrType];
break;
default: // 默认视作“D"类型
addrType = FxAddressType.D;
off = FxAddressManager.Instance[addrLayoutType, addrType];
pos = 0;
break;
}
return(off + pos);
}
