public DanhSachHinhHoc TimHinhCoDTMin(DanhSachHinhHoc a)
{
DanhSachHinhHoc ds = new DanhSachHinhHoc();
float min = a.TimMin_DT();
foreach (var item in a.DSHinhHoc)
{
if (item.TinhDienTich() == min)
{
ds.Them(item);
}
}
return(ds);
}
public DanhSachHinhHoc Tim_Hinh_CV_Min(DanhSachHinhHoc a)
{
DanhSachHinhHoc DS = new DanhSachHinhHoc();
float min = a.TimMin_CV();
foreach (var item in a.DS_HH)
{
if (item.Tinh_ChuVi() == min)
{
DS.Them(item);
}
}
return(DS);
}
public DanhSachHinhHoc Tim_Hinh_DT_Max(DanhSachHinhHoc a)
{
DanhSachHinhHoc DS = new DanhSachHinhHoc();
float max = a.TimMax_DT();
foreach (var item in a.DS_HH)
{
if (item.Tinh_DienTich() == max)
{
DS.Them(item);
}
}
return(DS);
}
//Tim hcn dien tich nho nhat
public DanhSachHinhHoc TimHCNDTMin(DanhSachHinhHoc a)
{
DanhSachHinhHoc ds = Tim_DS_HCN(a);
DanhSachHinhHoc kq = new DanhSachHinhHoc();
float min = ds.TimMin_DT();
for (int i = 0; i < ds.Dai; i++)
{
if (ds[i].TinhDienTich() == min)
{
kq.Them(ds[i]);
}
}
return(kq);
}
//Tim hinh vuong dien tich max min
public DanhSachHinhHoc TimHVDTMax(DanhSachHinhHoc a)
{
DanhSachHinhHoc ds = Tim_DS_HV(a);
DanhSachHinhHoc kq = new DanhSachHinhHoc();
float max = ds.TimMax_DT();
for (int i = 0; i < ds.Dai; i++)
{
if (ds[i].TinhDienTich() == max)
{
kq.Them(ds[i]);
}
}
return(kq);
}
public DanhSachHinhHoc Tim_HCN_DT_Min(DanhSachHinhHoc a)
{
DanhSachHinhHoc kq = new DanhSachHinhHoc();
DanhSachHinhHoc DS = Tim_DS_HCN(a);
float min = DS.TimMin_DT();
foreach (var item in a.DS_HH)
{
if (item.Tinh_DienTich() == min)
{
kq.Them(item);
}
}
return(kq);
}
//Các hàm thực hiện chức năng của menu
public DanhSachHinhHoc Tim_HV_DT_Max(DanhSachHinhHoc a)
{
DanhSachHinhHoc kq = new DanhSachHinhHoc();
DanhSachHinhHoc DS = Tim_DS_HV(a);
float max = DS.TimMax_DT();
foreach (var item in a.DS_HH)
{
if (item.Tinh_DienTich() == max)
{
kq.Them(item);
}
}
return(kq);
}
public void XoaHinhCoDTMin(DanhSachHinhHoc a)
{
float min = a.TimMin_DT();
DanhSachHinhHoc ds = new DanhSachHinhHoc();
foreach (var item in a.DSHinhHoc)
{
if (item.TinhDienTich() == min)
{
ds.Them(item);
}
}
foreach (var item in ds.DSHinhHoc)
{
a.Xoa(item);
}
}
//Xoa hinh co cv lon nhat
public void XoaHinhCoCVMax(DanhSachHinhHoc a)
{
float max = a.TimMax_CV();
DanhSachHinhHoc ds = new DanhSachHinhHoc();
foreach (var item in a.DSHinhHoc)
{
if (item.TinhChuVi() == max)
{
ds.Them(item);
}
}
foreach (var item in ds.DSHinhHoc)
{
a.Xoa(item);
}
}
public void Xoa_Hinh_CV_Min(DanhSachHinhHoc a)
{
float min = a.TimMin_CV();
DanhSachHinhHoc DS_Xoa = new DanhSachHinhHoc();
foreach (var item in a.DS_HH)
{
if (item.Tinh_ChuVi() == min)
{
DS_Xoa.Them(item);
}
}
foreach (var item in DS_Xoa.DS_HH)
{
a.Xoa(item);
}
}
public void Xoa_Hinh_DT_Max(DanhSachHinhHoc a)
{
float max = a.TimMax_DT();
DanhSachHinhHoc DS_Xoa = new DanhSachHinhHoc();
foreach (var item in a.DS_HH)
{
if (item.Tinh_DienTich() == max)
{
DS_Xoa.Them(item);
}
}
foreach (var item in DS_Xoa.DS_HH)
{
a.Xoa(item);
}
}
//Tim hinh tron co ban kinh max
public DanhSachHinhHoc TimHTBKMax(DanhSachHinhHoc a)
{
DanhSachHinhHoc ds = Tim_DS_HT(a);
DanhSachHinhHoc kq = new DanhSachHinhHoc();
float max = ds.TimMax_BK();
for (int i = 0; i < ds.Dai; i++)
{
if (ds[i] is HinhTron)
{
HinhTron ht = (HinhTron)ds[i];
if (ht.BanKinh == max)
{
kq.Them(ds[i]);
}
}
}
return(kq);
}
public DanhSachHinhHoc Tim_HT_BK_Max(DanhSachHinhHoc a)
{
DanhSachHinhHoc kq = new DanhSachHinhHoc();
DanhSachHinhHoc DS = Tim_DS_HT(a);
float max = DS.TimMax_BK();
foreach (var item in a.DS_HH)
{
if (item is HinhTron)
{
HinhTron t = (HinhTron)item;
if (t.bk == max)
{
kq.Them(item);
}
}
}
return(kq);
}
public void NhapTuFile()
{
string fileName = "data.txt";
StreamReader sr = new StreamReader(fileName);
string line = "";
while ((line = sr.ReadLine()) != null)
{
string[] str = line.Split(' ');
if (str[0] == "HT")
{
DS.Them(new HinhTron(float.Parse(str[1])));
}
else if (str[0] == "HV")
{
DS.Them(new HinhVuong(float.Parse(str[1])));
}
else
{
DS.Them(new HinhCN(float.Parse(str[1]), float.Parse(str[2])));
}
}
}