Graphical Editor

문제

풀이 

[#M_풀이 보기|접기|

import java.util.Scanner;
 
public class GraphicalEditor {
    static int m,n;
    static Object[][] image;
    static Scanner scan = new Scanner(System.in);
    static Object xyCol;
    public static void main(String[] args) {
        while(true) {
            String command = scan.next();
            if(command.equalsIgnoreCase("I")) {
                m = scan.nextInt();
                n = scan.nextInt();
                insert(m,n);
                while(true) {
                    command = scan.next();
                    if(command.equalsIgnoreCase("C")) clear();
                    else if(command.equalsIgnoreCase("L")) color();
                    else if(command.equalsIgnoreCase("S")) { save(); clear();}
                    else if(command.equalsIgnoreCase("V")) vertical();
                    else if(command.equalsIgnoreCase("H")) horizon();
                    else if(command.equalsIgnoreCase("K")) rectang();
                    else if(command.equalsIgnoreCase("F")) {
                        int x = scan.nextInt();
                        int y = scan.nextInt();
                        String col = scan.next();
                        xyCol = image[y-1][x-1];
                        fill(x, y, col);
                    }
                }
            }else if(command.equalsIgnoreCase("X")) {
                scan.close();
                break;
            }
        }
    }
    
    //그림판 생성
    public static Object[][] insert(int m, int n) {
        image = new Object[n][m];
        for(int i=0;i<n;i++) {
            for(int j=0;j<m;j++) {
                image[i][j] = 0;
            }
        }
        return image;
    }
    
    //그림판 초기화
    public static Object[][] clear(){
        for(int i=0;i<n;i++) {
            for(int j=0;j<m;j++) {
                image[i][j] = 0;
            }
        }
        return image;
    }
    
    // 점 색칠 칠하기
    public static Object[][] color() {
        int x = scan.nextInt();
        int y = scan.nextInt();
        String col = scan.next();
        image[y-1][x-1] = col;
        return image;
    }
    
    // 그림판 출력
    public static void save() {
        String title = scan.nextLine();
        System.out.println(title);
        for(int i=0;i<n;i++) {
            for(int j=0;j<m;j++) {
                System.out.print(image[i][j]);
            }
            System.out.print("\n");
        }
    }
    
    
    // 수직으로 긋기
    public static Object[][] vertical() {
        int x = scan.nextInt();
        int y = scan.nextInt();
        int y2 = scan.nextInt();
        String col = scan.next();
        if(y-y2>0) {
            for(int i=0;i<=y-y2;i++) {
                image[y-i-1][x-1] = col;
            }
        }else {
            for(int i=0;i<=y2-y;i++) {
                image[y+i-1][x-1] = col;
            }
        }
        return image;
    }
    
    //수평으로 긋기
    public static Object[][] horizon() {
        int x = scan.nextInt();
        int x1 = scan.nextInt();
        int y = scan.nextInt();
        String col = scan.next();
        if(x-x1>0) {
            for(int i=0;i<=x-x1;i++) {
                image[y][x-1-i] = col;
            }
        }else {
            for(int i=0;i<=x1-x;i++) {
                image[y-1][x-1+i] = col;
            }
        }    
        return image;
    }
    
    //채우기
    public static void fill(int x, int y, String col) {
        if(((y-2>=0&&x-1>=0)&&(y-2<n&&x-1<m))&&(xyCol.equals(image[y-2][x-1])||xyCol==image[y-2][x-1])) {
            image[y-2][x-1] = col;
            fill(x, y-1, col);
        }
        if(((y>=0&&x-1>=0)&&(y<n&&x-1<m))&&(xyCol.equals(image[y][x-1])||xyCol==image[y][x-1])) {
            image[y][x-1] = col;
            fill(x, y+1, col);
        }
        if(((y-1>=0)&&(x>=0)&&(y-1<n&&x<m))&&(xyCol.equals(image[y-1][x])||xyCol==image[y-1][x])) {
            image[y-1][x] = col;
            fill(x+1, y, col);
        }
        if(((y-1>=0&&x-2>=0)&&(y-1<n&&x-2<m))&&(xyCol.equals(image[y-1][x-2])||xyCol==image[y-1][x-2])) {
            image[y-1][x-2] = col;
            fill(x-1, y, col);
        }
    }
    
    //네모 만들기
    public static Object[][] rectang() {
        int x = scan.nextInt();
        int y = scan.nextInt();
        int x1 = scan.nextInt();
        int y1 = scan.nextInt();
        String col = scan.next();
        for(int i=y-1;i<y1-1;i++) {
            for(int j=x-1;j<x1-1;j++) {
                image[i][j] = col;
            }
        }
        return image;
    }
}

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