static void Main(string[] args)
{
Random rnd = new Random();
Console.Write("Введите номер задания:\t");
int taskNum = Int32.Parse(Console.ReadLine());
switch (taskNum)
{
default:
Console.WriteLine("Задание с таким номером не реализовано");
break;
case 1:
Console.WriteLine("Задание {0}:", taskNum);
{
Circle c1 = new Circle();
Circle c2 = new Circle(0, 0, 20);
double x = 21;
double y = 15;
Console.WriteLine(c1);
Console.WriteLine("Точка ({0}, {1}) находится {2} фигуры {3}", x, y, (c2.PointIsInCircle(x,y) ? "внутри" : "снаружи"), c2);
}
break;
case 2:
Console.WriteLine("Задание {0}:", taskNum);
{
Point[] tri = new Point[3];
tri[0] = new Point { x = 0, y = 0 };
tri[1] = new Point { x = 1, y = 1 };
tri[2] = new Point { x = 2, y = 2 };
GeoFigure triangle = new GeoTriangle(tri);
GeoCircle circle = new GeoCircle(0, 0, 10);
triangle.Draw();
circle.Draw();
}
break;
case 3:
Console.WriteLine("Задание {0}:", taskNum);
{
Square sq = new Square(10);
Qube q = new Qube(10);
Console.WriteLine(sq);
Console.WriteLine(q);
}
break;
case 4:
Console.WriteLine("Задание {0}:", taskNum);
{
Point p1 = new Point { x = 1, y = 1 };
Point p2 = new Point { x = 2, y = 2 };
Point p3 = new Point { x = 3, y = -1 };
Rectangle r1 = new Rectangle(p1, p2);
Rectangle r2 = new Rectangle(p3, p2);
Rectangle r3 = new Rectangle(p1, p2);
Console.WriteLine("Прямоугольники:\nR1:\t{0}\t{1:X}\nR2:\t{2}\t{3:X}\nR3:\t{4}\t{5:X}", r1, r1.GetHashCode(), r2, r2.GetHashCode(), r3, r3.GetHashCode());
Console.WriteLine("R1 == R2:\t{0}\nR1 == R3:\t{1}", r1.Equals(r2), r1.Equals(r3));
}
break;
case 5:
Console.WriteLine("Задание {0}:", taskNum);
{
object[] arrObj = new object[6];
arrObj[0] = 5;
arrObj[1] = "a";
arrObj[2] = 's';
arrObj[3] = 4.5;
arrObj[4] = new object();
arrObj[5] = (long)200;
int a1 = (int)arrObj[0];
string a2 = (string)arrObj[1];
char a3 = (char)arrObj[2];
double a4 = (double)arrObj[3];
object a5 = arrObj[4];
byte a6 = (byte)(long)arrObj[5];
Console.WriteLine(a1);
Console.WriteLine(a2);
Console.WriteLine(a3);
Console.WriteLine(a4);
Console.WriteLine(a5);
Console.WriteLine(a6);
}
break;
}
}
//This function returns the ObjectId for the BlockTableRecord called "EmployeeBlock",
//creating it if necessary. The block contains three entities - circle, text
//and ellipse.
private static ObjectId CreateEmployeeDefinition()
{
ObjectId newBtrId = ObjectId.Null; //The return value for this function
Database db = HostApplicationServices.WorkingDatabase; //save some space
using (Transaction trans = db.TransactionManager.StartTransaction()) // begin the transaction
{
//Now, drill into the database and obtain a reference to the BlockTable
BlockTable bt = (BlockTable)trans.GetObject(db.BlockTableId, OpenMode.ForWrite);
if (bt.Has("EmployeeBlock"))
{
newBtrId = bt["EmployeeBlock"]; //Already there...no need to recreate it!
}
else
{
Point3d center = new Point3d(0, 0, 0); //convenient declaration...
//Declare and define the entities we want to add:
//Circle:
Circle circle = new Circle(center, Vector3d.ZAxis, 2.0);
//Attribute
AttributeDefinition attDef = new AttributeDefinition(center, "NoName", "Name:", "Enter Name", db.Textstyle);
//Ellipse:
Ellipse ellipse = new Ellipse(center, Vector3d.ZAxis, new Vector3d(3, 0, 0), 0.5, 0.0, 0.0);
//Next, create a layer with the helper function, and assign
//the layer to our entities.
ObjectId empId = CreateLayer();
circle.LayerId = empId;
ellipse.LayerId = empId;
//Set the color for each entity irrespective of the layer//s color.
attDef.ColorIndex = 2;
circle.ColorIndex = 1;
ellipse.ColorIndex = 3;
//Create a new block definition called EmployeeBlock
BlockTableRecord newBtr = new BlockTableRecord();
newBtr.Name = "EmployeeBlock";
newBtrId = bt.Add(newBtr); //Add the block, and set the id as the return value of our function
trans.AddNewlyCreatedDBObject(newBtr, true); //Let the transaction know about any object/entity you add to the database!
newBtr.AppendEntity(circle); //Append our entities...
newBtr.AppendEntity(attDef);
newBtr.AppendEntity(ellipse);
trans.AddNewlyCreatedDBObject(circle, true); //Again, let the transaction know about our newly added entities.
trans.AddNewlyCreatedDBObject(attDef, true);
trans.AddNewlyCreatedDBObject(ellipse, true);
}
trans.Commit(); //All done, no errors? Go ahead and commit!
}
return (newBtrId);
}