Java/Triangle.java at main · mmualim/Java · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
package Assignment_1;

import java.util.Scanner;

public class Triangle {

    private int triLength;
    private int canvasWidth;
    private int canvasHeight;
    private DrawingCanvas canvas;
    private int minLength; // shorter length of canvas
    private int maxLength;
    private String printingCharacter;
    private int[] topLeftCoordinate = {0,0}; // longer length of canvas

    /**
     * Looping to draw the triangle on the Canvas space.
     * @param triLength is the length of the triangle.
     * @param canvasWidth
     * @param canvasHeight
     * w: Width; h: Height, to understand the loop easier.
     */
    public Triangle(int triLength, int canvasWidth, int canvasHeight, String printingCharacter) {

        this.triLength = triLength;
        this.canvasWidth = canvasWidth;
        this.canvasHeight = canvasHeight;
        this.printingCharacter = printingCharacter;

    }

    public int canvasLength;
        // Checking which sides of the canvas is longer or if it has same length
        // true: canvasWidth > canvasHeight
        //if (canvas.checkLength) {
        //    minLength = canvasHeight;
        //    maxLength = canvasWidth;

        // false: canvasWidth < canvasHeight
        //} else {
        //    minLength = canvasWidth;
        //    maxLength = canvasHeight;
        //}

    // Method to draw the triangle
    public void drawingTriangle(String backgroundCharacter) {
        int triLength = this.triLength;
        for(int h=0; h < this.canvasHeight; h++) {
            String line = "";
            for(int w=0; w < this.canvasWidth; w++) {
                if (w <triLength) {
                    line += this.printingCharacter;
                }
                else {
                    line += backgroundCharacter;
                }
            }
            System.out.println(line);
            triLength--;
        }
    }
    public void moveTriangle(String move, String backgroundCharacter) {
        if (move.equalsIgnoreCase("a")){
            topLeftCoordinate[0] -= 1;
            System.out.println(topLeftCoordinate[0]);
            if (topLeftCoordinate[0] < 0) {
                topLeftCoordinate[0] = 0;
                System.out.println("You cannot move this triangle outside of the drawing canvas!");
            }
        }
        if (move.equalsIgnoreCase("s")){
            topLeftCoordinate[0] += 1;
            System.out.println(topLeftCoordinate[0]);
            if (topLeftCoordinate[0] > (this.canvasWidth - this.triLength)) {
                topLeftCoordinate[0] -= 1;
                System.out.println("You cannot move this triangle outside of the drawing canvas!");
            }
        }
        if (move.equalsIgnoreCase("w")){
            topLeftCoordinate[1] -= 1;
            if (topLeftCoordinate[1] < 0) {
                topLeftCoordinate[1] = 0;
                System.out.println("You cannot move this triangle outside of the drawing canvas!");
            }
        }
        if (move.equalsIgnoreCase("z")){
            topLeftCoordinate[1] += 1;
            if (topLeftCoordinate[1] > (this.canvasHeight - this.triLength)) {
                topLeftCoordinate[1] -= 1;
                System.out.println("You cannot move this triangle outside of the drawing canvas!");
            }
        }
        int triLength = this.triLength;
        for(int h=0; h < this.canvasHeight; h++) {
            String line = "";
            for(int w=0; w < this.canvasWidth; w++) {
                if (h < topLeftCoordinate[1]) {
                    line += backgroundCharacter;
                    continue;
                }
                if (w < topLeftCoordinate[0]) {
                    line += backgroundCharacter;
                    continue;
                }
                if (w <triLength + topLeftCoordinate[0]) {
                    line += this.printingCharacter;
                }
                else {
                    line += backgroundCharacter;
                }
            }
            System.out.println(line);
            if (!line.equals(backgroundCharacter.repeat(canvasWidth))) {
                triLength--;
            }
        }

    }
    public void setTriLength(int triLength) {
        this.triLength = triLength;
    }
    public int getTriLength() {
        return this.triLength;
    }
}