public List <InstrumentsSpec> Seach(InstrumentsSpec m_instrumensSpec)
{
List <InstrumentsSpec> myList = new List <InstrumentsSpec>();
foreach (var item in Instruments_List)
{
if (!Match(item.InstrumensSpec, m_instrumensSpec))
{
continue;
}
//首先进行类型的转换，然后判断是不是可以进行匹配
if (m_instrumensSpec is GuitarSpec && item.InstrumensSpec is GuitarSpec)
{
GuitarSpec guitarSpec = item.InstrumensSpec as GuitarSpec;
GuitarSpec m_guitarSpec = m_instrumensSpec as GuitarSpec;
//如果说这个类型是一致的，所以对比一下二者的NumString属性
if (m_guitarSpec.NumString == guitarSpec.NumString)
{
myList.Add(guitarSpec);
}
}
else if (m_instrumensSpec is PianoSpec && item.InstrumensSpec is PianoSpec)
{
PianoSpec pianoSpec = item.InstrumensSpec as PianoSpec;
PianoSpec m_pianoSpec = m_instrumensSpec as PianoSpec;
if (m_pianoSpec.Style == pianoSpec.Style)
{
myList.Add(pianoSpec);
}
}
}
return(myList);
}
public void DispInstruments()
{
foreach (var item in Instruments_List)
{
Console.WriteLine("The SerialNumber :{0},\nThe Price {1},\n", item.SerialNumber, item.Price);
InstrumentsSpec instrumensSpec = item.InstrumensSpec as InstrumentsSpec;
Console.WriteLine("Model:{0},\nType:{1},\nBackWood:{2},\nTopWood:{3},\n,Builder:{4},\nType:{5},\n", instrumensSpec.Model, instrumensSpec.Type, instrumensSpec.BackWood, instrumensSpec.TopWood, instrumensSpec.Builder, instrumensSpec.Type);
if (item.InstrumensSpec is GuitarSpec)
{
GuitarSpec guitarSpec = item.InstrumensSpec as GuitarSpec;
Console.WriteLine("String Number of Guitar:{0},\n", guitarSpec.NumString);
}
else if (item.InstrumensSpec is PianoSpec)
{
PianoSpec pianoSpec = item.InstrumensSpec as PianoSpec;
Console.WriteLine("Style of Piano:{0},\n", pianoSpec.Style);
}
Console.WriteLine("__________________________________");
}
}
public bool Match(InstrumentsSpec instrumensSpec1, InstrumentsSpec instrumensSpec2)
{
if (instrumensSpec1.BackWood != instrumensSpec2.BackWood)
{
return(false);
}
if (instrumensSpec2.Builder != instrumensSpec1.Builder)
{
return(false);
}
if (instrumensSpec2.TopWood != instrumensSpec1.TopWood)
{
return(false);
}
if (instrumensSpec2.Model != instrumensSpec1.Model)
{
return(false);
}
if (instrumensSpec2.Type != instrumensSpec1.Type)
{
return(false);
}
return(true);
}
public Guitar(string serialNumber, double price, String_Enum numString, InstrumentsSpec instrumensSpec) : base(serialNumber, price, instrumensSpec)
{
}
public Piano(string serialNumber, double price, Style_Enum a, InstrumentsSpec instrumensSpec) : base(serialNumber, price, instrumensSpec)
{
}
public Instruments(string serialNumber, double price, InstrumentsSpec instrumensSpec)
{
this.instrumensSpec = instrumensSpec;
this.price = price;
this.serialNumber = serialNumber;
}