如何使用Point2D.Double作爲點繪製多邊形？

Question

無法使用具有小數的座標來設置點，所以我調整了我的比例。這是我的形象。霸天虎標誌。

import java.awt.Graphics; 

import java.awt.Graphics2D; 

import java.awt.Polygon; 

import java.awt.Color; 

import java.awt.geom.Rectangle2D; 

import javax.swing.JComponent; 


public class DecepticonComponent extends JComponent 

{ 

    public void paintComponent(Graphics g) 

    { 

    Graphics2D g2 = (Graphics2D) g; 
    Rectangle2D.Double background = new Rectangle2D.Double(0,0,610,671); 
    g2.draw(background); 
    g2.setColor(Color.black); 
    g2.fill(background); 

    Color myNewPurple = new Color(103,28,196); 

    Polygon centerFace = new Polygon(); 
    centerFace.addPoint(207,25); 
    centerFace.addPoint(277,137); 
    centerFace.addPoint(344,137); 
    centerFace.addPoint(414,25); 
    centerFace.addPoint(372,284); 
    centerFace.addPoint(310,335); 
    centerFace.addPoint(249,284); 
    g2.draw(centerFace); 
    g2.setColor(myNewPurple); 
    g2.fill(centerFace); 

    Polygon centerTriangle = new Polygon(); 
    centerTriangle.addPoint(292,193); 
    centerTriangle.addPoint(328,193); 
    centerTriangle.addPoint(310,249); 
    g2.draw(centerTriangle); 
    g2.setColor(Color.black); 
    g2.fill(centerTriangle); 

    Polygon robotHead = new Polygon(); 
    robotHead.addPoint(25,25);//1 
    robotHead.addPoint(95,123);//2 
    robotHead.addPoint(222,165);//3 
    robotHead.addPoint(231,228);//4 
    robotHead.addPoint(109,196);//5 
    robotHead.addPoint(109,207);//6 
    robotHead.addPoint(233,242);//7 
    robotHead.addPoint(237,270);//8 
    robotHead.addPoint(116,242);//9 
    robotHead.addPoint(116,253);//10 
    robotHead.addPoint(235,282);//11 
    robotHead.addPoint(310,349);//12 
    robotHead.addPoint(385,282);//11 
    robotHead.addPoint(507,253);//10 
    robotHead.addPoint(507,242);//9 
    robotHead.addPoint(384,270);//8 
    robotHead.addPoint(388,242);//7 
    robotHead.addPoint(511,207);//6 
    robotHead.addPoint(511,193);//5 
    robotHead.addPoint(390,228);//4 
    robotHead.addPoint(399,165);//3 
    robotHead.addPoint(511,123);//2 
    robotHead.addPoint(581,25);//1 
    robotHead.addPoint(560,305);//13 
    robotHead.addPoint(310,641); 
    robotHead.addPoint(60,305);//13 
    g2.draw(robotHead); 
    g2.setColor(myNewPurple); 
    g2.fill(robotHead); 

    Polygon eye1 = new Polygon(); 
    eye1.addPoint(123,319); 
    eye1.addPoint(263,368); 
    eye1.addPoint(235,431); 
    g2.draw(eye1); 
    g2.setColor(Color.black); 
    g2.fill(eye1); 

    Polygon eye2 = new Polygon(); 
    eye2.addPoint(497,319); 
    eye2.addPoint(357,368); 
    eye2.addPoint(385,431); 
    g2.draw(eye2); 
    g2.setColor(Color.black); 
    g2.fill(eye2); 

    Polygon chinL = new Polygon(); 
    chinL.addPoint(62,333); 
    chinL.addPoint(276,620); 
    chinL.addPoint(84,543); 
    g2.draw(chinL); 
    g2.setColor(myNewPurple); 
    g2.fill(chinL); 

    Polygon chinR = new Polygon(); 
    chinR.addPoint(558,333); 
    chinR.addPoint(344,620); 
    chinR.addPoint(536,543); 
    g2.draw(chinR); 
    g2.setColor(myNewPurple); 
    g2.fill(chinR); 
    } 
} 

Answer 1

不與Ploygon，但你可以利用Shape的API，並使用類似Path2D代替

在Drawing Arbitrary Shapes看看更多細節