接口的使用
com.example.graphics.model.Shape

使用Shape的程序包

程序包	说明
com.example.graphics
com.example.graphics.command
com.example.graphics.factory
com.example.graphics.model
com.example.graphics.observer
com.example.graphics.util

com.example.graphics中Shape的使用

声明为Shape的com.example.graphics中的字段

修饰符和类型	字段	说明
private Shape	SwingGraphicsApp.selectedShape

类型参数类型为Shape的com.example.graphics中的字段

修饰符和类型	字段	说明
private final List<Shape>	Drawing.shapes

返回变量类型为Shape的类型的com.example.graphics中的方法

修饰符和类型	方法	说明
List<Shape>	Drawing.getShapes()	Get the list of shapes

参数类型为Shape的com.example.graphics中的方法

修饰符和类型	方法	说明
void	Drawing.addShape(Shape shape)	Add a shape to the drawing using the Command pattern
private String	SwingGraphicsApp.getShapeTypeName(Shape shape)
private boolean	SwingGraphicsApp.isPointOnShape(Shape shape, Point point)
void	Drawing.moveShape(Shape shape, int x, int y)	Move a shape to a new position using the Command pattern
void	Drawing.removeShape(Shape shape)	Remove a shape from the drawing using the Command pattern

com.example.graphics.command中Shape的使用

声明为Shape的com.example.graphics.command中的字段

修饰符和类型	字段	说明
private final Shape	AddShapeCommand.shape
private final Shape	MoveShapeCommand.shape
private final Shape	RemoveShapeCommand.shape

类型参数类型为Shape的com.example.graphics.command中的字段

修饰符和类型	字段	说明
private final List<Shape>	AddShapeCommand.shapes
private final List<Shape>	RemoveShapeCommand.shapes

参数类型为Shape的com.example.graphics.command中的构造器

限定符	构造器	说明
	AddShapeCommand(List<Shape> shapes, Shape shape)	Constructor for the AddShapeCommand
	MoveShapeCommand(Shape shape, int newX, int newY)	Constructor for the MoveShapeCommand
	RemoveShapeCommand(List<Shape> shapes, Shape shape)	Constructor for the RemoveShapeCommand

类型变量类型为Shape的com.example.graphics.command中的构造器参数

限定符	构造器	说明
	AddShapeCommand(List<Shape> shapes, Shape shape)	Constructor for the AddShapeCommand
	RemoveShapeCommand(List<Shape> shapes, Shape shape)	Constructor for the RemoveShapeCommand

com.example.graphics.factory中Shape的使用

返回Shape的com.example.graphics.factory中的方法

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

com.example.graphics.model中Shape的使用

实现Shape的com.example.graphics.model中的类

修饰符和类型	类	说明
class	Circle	Circle implementation of the Shape interface.
class	Line	Line implementation of the Shape interface.
class	Rectangle	Rectangle implementation of the Shape interface.
class	Triangle	Triangle implementation of the Shape interface.

返回Shape的com.example.graphics.model中的方法

修饰符和类型	方法	说明
Shape	Circle.clone()
Shape	Line.clone()
Shape	Rectangle.clone()
Shape	Shape.clone()	Clone the shape
Shape	Triangle.clone()

com.example.graphics.observer中Shape的使用

参数类型为Shape的com.example.graphics.observer中的方法

修饰符和类型	方法	说明
void	ShapeSubject.notifyShapeAdded(Shape shape)	Notify all observers that a shape was added
void	ShapeSubject.notifyShapeModified(Shape shape)	Notify all observers that a shape was modified
void	ShapeSubject.notifyShapeRemoved(Shape shape)	Notify all observers that a shape was removed
void	ConsoleLogger.onShapeAdded(Shape shape)
void	ShapeObserver.onShapeAdded(Shape shape)	Called when a shape is added
void	ConsoleLogger.onShapeModified(Shape shape)
void	ShapeObserver.onShapeModified(Shape shape)	Called when a shape is modified
void	ConsoleLogger.onShapeRemoved(Shape shape)
void	ShapeObserver.onShapeRemoved(Shape shape)	Called when a shape is removed

com.example.graphics.util中Shape的使用

返回变量类型为Shape的类型的com.example.graphics.util中的方法

修饰符和类型	方法	说明
List<Shape>	FileManager.loadDrawingBinary(String filePath)	从二进制文件加载图形
List<Shape>	FileManager.loadDrawingJson(String filePath)	从JSON文件加载图形