Package com.example.renderer.proxy

Class RemoteRendererProxy

java.lang.Object

com.example.renderer.proxy.RemoteRendererProxy

All Implemented Interfaces:

Renderer

public class RemoteRendererProxy
extends Object
implements Renderer

远程渲染器代理实现类

Constructor Summary

Constructors

Constructor	Description
RemoteRendererProxy(Renderer realRenderer)	创建远程渲染器代理

Method Summary

Modifier and Type	Method	Description
void	drawCircle(int x, int y, int radius)	代理绘制圆形操作，添加远程调用日志。
void	drawEllipse(int x, int y, int width, int height)	绘制椭圆
void	drawRectangle(int x, int y, int width, int height)	绘制矩形
void	drawTriangle(int x1, int y1, int x2, int y2, int x3, int y3)	绘制三角形

Methods inherited from class java.lang.Object

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

Constructor Details

RemoteRendererProxy

public RemoteRendererProxy(Renderer realRenderer)

创建远程渲染器代理

Parameters:

realRenderer - 实际渲染器实例(非null)

Throws:

NullPointerException - 如果realRenderer为null

Method Details

drawCircle

public void drawCircle(int x,
 int y,
 int radius)

代理绘制圆形操作，添加远程调用日志。

Specified by:

drawCircle in interface Renderer

Parameters:

x - 圆心x坐标

y - 圆心y坐标

radius - 圆形半径

See Also:

• Renderer.drawCircle(int, int, int)

drawRectangle

public void drawRectangle(int x,
 int y,
 int width,
 int height)

Description copied from interface: Renderer

绘制矩形

Specified by:

drawRectangle in interface Renderer

Parameters:

x - 左上角x坐标

y - 左上角y坐标

width - 矩形宽度(必须>0)

height - 矩形高度(必须>0)

drawTriangle

public void drawTriangle(int x1,
 int y1,
 int x2,
 int y2,
 int x3,
 int y3)

Description copied from interface: Renderer

绘制三角形

Specified by:

drawTriangle in interface Renderer

Parameters:

x1 - 第一个顶点x坐标

y1 - 第一个顶点y坐标

x2 - 第二个顶点x坐标

y2 - 第二个顶点y坐标

x3 - 第三个顶点x坐标

y3 - 第三个顶点y坐标

drawEllipse

public void drawEllipse(int x,
 int y,
 int width,
 int height)

Description copied from interface: Renderer

绘制椭圆

Specified by:

drawEllipse in interface Renderer

Parameters:

x - 椭圆外接矩形左上角x坐标

y - 椭圆外接矩形左上角y坐标

width - 椭圆宽度(必须>0)

height - 椭圆高度(必须>0)