程序包 com.example.graphics.factory

类 ShapeFactory

java.lang.Object

com.example.graphics.factory.ShapeFactory

public class ShapeFactory
extends Object

Factory class for creating different types of shapes. This is an implementation of the Factory Method pattern.

构造器概要

构造器

构造器	说明
ShapeFactory()

方法概要

修饰符和类型	方法	说明
Shape	createCircle(int x, int y, int radius)	Create a circle with the specified parameters
Shape	createLine(int x1, int y1, int x2, int y2)	Create a line with the specified endpoints
Shape	createRectangle(int x, int y, int width, int height)	Create a rectangle with the specified parameters
Shape	createTriangle(int x1, int y1, int x2, int y2, int x3, int y3)	Create a triangle with the specified vertices

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

ShapeFactory

public ShapeFactory()

方法详细资料

createCircle

public Shape createCircle(int x,
 int y,
 int radius)

Create a circle with the specified parameters

参数:

x - the x coordinate of the center

y - the y coordinate of the center

radius - the radius of the circle

返回:

a new Circle object

createRectangle

public Shape createRectangle(int x,
 int y,
 int width,
 int height)

Create a rectangle with the specified parameters

参数:

x - the x coordinate of the top-left corner

y - the y coordinate of the top-left corner

width - the width of the rectangle

height - the height of the rectangle

返回:

a new Rectangle object

createLine

public Shape createLine(int x1,
 int y1,
 int x2,
 int y2)

Create a line with the specified endpoints

参数:

x1 - the x coordinate of the first endpoint

y1 - the y coordinate of the first endpoint

x2 - the x coordinate of the second endpoint

y2 - the y coordinate of the second endpoint

返回:

a new Line object

createTriangle

public Shape createTriangle(int x1,
 int y1,
 int x2,
 int y2,
 int x3,
 int y3)

Create a triangle with the specified vertices

参数:

x1 - the x coordinate of the first vertex

y1 - the y coordinate of the first vertex

x2 - the x coordinate of the second vertex

y2 - the y coordinate of the second vertex

x3 - the x coordinate of the third vertex

y3 - the y coordinate of the third vertex

返回:

a new Triangle object