private void button1_Click(object sender, EventArgs e)
{
Form1.hinh = 1;
DuongThang dt = new DuongThang();
dt.ShowDialog();
int xa, xb, ya, yb;
xa = dt.xA;
ya = dt.yA;
xb = dt.xB;
yb = dt.yB;
Point p1 = Point.FakeToReal(xa, ya); // gan toa do tren Oxy
Point p2 = Point.FakeToReal(xb, yb);
AB = new Line(p1.getX(), p1.getY(), p2.getX(), p2.getY(), Color.Red); //tao AB
if (luachonNet == 0) // ve dut khuc
{
AB.DDA_Line_ngat(this.JpnLuoiGiaoDien.CreateGraphics()); // ve dt AB bang DDA
}
else if (luachonNet == 1) // ve dut khuc
{
AB.DDA_Line_ngat_1cham(this.JpnLuoiGiaoDien.CreateGraphics()); // ve dt AB bang DDA
}
else if (luachonNet == 2) // ve dut khuc
{
AB.DDA_Line_ngat_2cham(this.JpnLuoiGiaoDien.CreateGraphics()); // ve dt AB bang DDA
}
else
{
AB.DDA_Line(this.JpnLuoiGiaoDien.CreateGraphics()); // ve dt AB bang DDA
}
labelChange(); // reset bang
}
private void button1_Click(object sender, EventArgs e)
{
xoahinh();
Form1.hinh = 1;
DuongThang dt = new DuongThang();
if (dt.ShowDialog() == DialogResult.Ignore)
{
Form1.hinh = -1;
}
int xa, xb, ya, yb;
xa = dt.xA;
ya = dt.yA;
xb = dt.xB;
yb = dt.yB;
Point p1 = Point.FakeToReal(xa, ya); // gan toa do tren Oxy
Point p2 = Point.FakeToReal(xb, yb);
AB = new Line(p1.getX(), p1.getY(), p2.getX(), p2.getY(), color); //tao AB
AB.DDA_Line(this.JpnLuoiGiaoDien.CreateGraphics(), color); // ve dt AB bang DDA
labelChange(); // reset bang
}
