本文為大家分享了java畫出五子棋游戲棋盤的方法，供大家參考，具體內(nèi)容如下
棋盤模塊：
畫五子棋棋盤：19條橫線、19條豎線
步驟一：顯示棋盤
我有一張名為chessboard.png的棋盤，位置為根目錄/res/drawable/chessboard/png，現(xiàn)在我要顯示這張圖片。
drawchessboard.java
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package xchen.test.simplegobang; import java.awt.graphics; import java.awt.image; import java.awt.toolkit; import javax.swing.jpanel; public class drawchessboard extends jpanel{ public image boardimg; public drawchessboard() { boardimg = toolkit.getdefaulttoolkit().getimage("res/drawable/chessboard.png"); if(boardimg == null) system.err.println("png do not exist"); } @override protected void paintcomponent(graphics g) { // todo auto-generated method stub super.paintcomponent(g); int imgwidth = boardimg.getwidth(this); int imgheight = boardimg.getheight(this); int fwidth = getwidth(); int fheight= getheight(); int x=(fwidth-imgwidth)/2; int y=(fheight-imgheight)/2; g.drawimage(boardimg, x, y, null); } } |
main.java
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package xchen.test.simplegobang; import java.awt.container; import javax.swing.jframe; import xchen.test.simplegobang.drawchessboard; public class main extends jframe{ private drawchessboard drawchessboard; public main() { drawchessboard = new drawchessboard(); //frame標(biāo)題 settitle("單機(jī)五子棋"); container containerpane =getcontentpane(); containerpane.add(drawchessboard); } public static void main(string[] args) { main m = new main(); m.setvisible(true); } } |
運(yùn)行一下
步驟二：為棋盤畫上橫豎線
drawchessboard.java
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package xchen.test.simplegobang; import java.awt.graphics; import java.awt.image; import java.awt.toolkit; import javax.swing.jpanel; public class drawchessboard extends jpanel{ public image boardimg; final private int rows = 19; public drawchessboard() { boardimg = toolkit.getdefaulttoolkit().getimage("res/drawable/chessboard2.png"); if(boardimg == null) system.err.println("png do not exist"); } @override protected void paintcomponent(graphics g) { // todo auto-generated method stub super.paintcomponent(g); int imgwidth = boardimg.getwidth(this); int imgheight = boardimg.getheight(this); int fwidth = getwidth(); int fheight= getheight(); int x=(fwidth-imgwidth)/2; int y=(fheight-imgheight)/2; g.drawimage(boardimg, x, y, null); int margin = x; int span_x=imgwidth/rows; int span_y=imgheight/rows; //畫橫線 for(int i=0;i<rows;i++) { g.drawline(x, y+i*span_y, fwidth-x,y+i*span_y); } //畫豎線 for(int i=0;i<rows;i++) { g.drawline(x+i*span_x, y, x+i*span_x,fheight-y); } } } |
main.java不變
運(yùn)行一下
遇到的問(wèn)題：
1）eclipse不識(shí)別文件夾下的圖片
問(wèn)題：文件夾中有圖片，但是在eclipse項(xiàng)目欄中不顯示
解決辦法：在eclipse中，選中根目錄，f5 refresh，就顯示出來(lái)了。
以上就是本文的全部?jī)?nèi)容，希望對(duì)大家的學(xué)習(xí)有所幫助，也希望大家多多支持服務(wù)器之家。
原文鏈接：https://blog.csdn.net/v_xchen_v/article/details/53420203
