程序包 com.example.graphics.adapter

接口 ThirdPartyRenderer

所有已知实现类:

MockThirdPartyRenderer

public interface ThirdPartyRenderer

Mock interface for a third-party rendering library. This represents an external API that we need to adapt.

方法概要

修饰符和类型	方法	说明
void	clearSurface()	Clear the rendering surface
void	drawCircle(double centerX, double centerY, double radius)	Draw a circle in the third-party renderer
void	drawLine(double startX, double startY, double endX, double endY)	Draw a line in the third-party renderer
void	drawPolygon(int[] xPoints, int[] yPoints, int nPoints)	Draw a polygon in the third-party renderer
void	drawRect(double x, double y, double width, double height)	Draw a rectangle in the third-party renderer
void	refreshDisplay()	Update the display

方法详细资料

drawCircle

void drawCircle(double centerX,
 double centerY,
 double radius)

Draw a circle in the third-party renderer

参数:

centerX - the x coordinate of the center

centerY - the y coordinate of the center

radius - the radius of the circle

drawRect

void drawRect(double x,
 double y,
 double width,
 double height)

Draw a rectangle in the third-party renderer

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

drawLine

void drawLine(double startX,
 double startY,
 double endX,
 double endY)

Draw a line in the third-party renderer

参数:

startX - the x coordinate of the start point

startY - the y coordinate of the start point

endX - the x coordinate of the end point

endY - the y coordinate of the end point

drawPolygon

void drawPolygon(int[] xPoints,
 int[] yPoints,
 int nPoints)

Draw a polygon in the third-party renderer

参数:

xPoints - the x coordinates of the vertices

yPoints - the y coordinates of the vertices

nPoints - the number of vertices

clearSurface

void clearSurface()

Clear the rendering surface

refreshDisplay

void refreshDisplay()

Update the display