├── README.md
├── ascii-map.png
├── main.py
├── map.c
└── map.png


/README.md:
--------------------------------------------------------------------------------
1 | # ascii-map
2 | How to create an ASCII map [YouTube](https://youtu.be/j40OZ2g-dao)
3 | 
4 | ![Map of Bangladesh](./ascii-map.png)
5 | 


--------------------------------------------------------------------------------
/ascii-map.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/riadafridishibly/ascii-map/d52313d0dcba1a93ce0b5e7dbf7f5c9542115f1c/ascii-map.png


--------------------------------------------------------------------------------
/main.py:
--------------------------------------------------------------------------------
 1 | from itertools import groupby
 2 | import pygame
 3 | pygame.init()
 4 | 
 5 | 
 6 | # image width and height
 7 | width = 640
 8 | height = 800
 9 | 
10 | screen = pygame.display.set_mode((width, height))
11 | pygame.display.set_caption('BD map ASCII Encoder')
12 | 
13 | img_path = 'map.png'
14 | img = pygame.image.load(img_path)
15 | imgRect = img.get_rect()
16 | 
17 | 
18 | # cell size
19 | W, H = 10, 20
20 | offsetX = W // 2
21 | offsetY = H // 2
22 | 
23 | 
24 | def drawRect(surf, loc):
25 |     pygame.draw.rect(surf, (0, 0, 0), (*loc, W, H), 1)
26 | 
27 | 
28 | def drawCircle(surf, loc):
29 |     pygame.draw.circle(surf, (255, 0, 255), loc, 2, 2)
30 | 
31 | 
32 | running = True
33 | clock = pygame.time.Clock()
34 | 
35 | data = []
36 | 
37 | while running:
38 | 
39 |     clock.tick(60)
40 | 
41 |     for event in pygame.event.get():
42 |         if event.type == pygame.QUIT:
43 |             running = False
44 | 
45 |     screen.fill((255, 255, 255))
46 |     screen.blit(img, imgRect)
47 | 
48 |     for j in range(height // H):
49 |         for i in range(width // W):
50 |             x, y = (i * W, j * H)
51 |             drawRect(screen, (x, y))
52 |             # move the points in the middle
53 |             if img.get_at((x + offsetX, y + offsetY)) != (0, 0, 0, 0):
54 |                 drawCircle(screen, (x + offsetX, y + offsetY))
55 |                 print('*', end='')
56 |                 data.append(1)
57 |             else:
58 |                 print(' ', end='')
59 |                 data.append(0)
60 |         print()
61 |         running = False
62 | 
63 |     pygame.display.flip()
64 | 
65 | pygame.quit()
66 | 
67 | group = [len(list(g)) for k, g in groupby(data)]
68 | # remapping the chars
69 | encodedString = ''.join([chr(126 - val) for val in group])
70 | 
71 | # This is the magic string
72 | print(repr(encodedString))
73 | 
74 | 


--------------------------------------------------------------------------------
/map.c:
--------------------------------------------------------------------------------
 1 | // Wednesday 24 Jul, 2019 05:34:01 AM
 2 | 
 3 | #include <stdio.h>
 4 | #include <string.h>
 5 | 
 6 | int main() {
 7 |     // Details in python file
 8 |     const char *magic =
 9 |         "y}@z?{|{HtJpy|TgUhQjPlKqIphynJsHw}}JuGwG}}tLmOhXe[`]b[tzn\\tzl]xvn["
10 |         "xwj_}}zvl[}tlOm]}pn_zqmd{}xsmer{|xmfr}zxmfmxm||phwm||z}|{{gwl}WxCxF|y}"
11 |         "=";
12 | 
13 |     const int len = strlen(magic);
14 | 
15 |     int counter = 0;
16 |     for (int i = 0; i < len; ++i) {
17 |         int value = 126 - magic[i];
18 |         for (int j = 0; j < value; ++j, ++counter) {
19 |             if (counter == 64) {
20 |                 counter = 0;
21 |                 puts("");
22 |             }
23 |             putchar(i & 0x1 ? '*' : ' ');
24 |         }
25 |     }
26 |     puts("");
27 |     return 0;
28 | }
29 | 


--------------------------------------------------------------------------------
/map.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/riadafridishibly/ascii-map/d52313d0dcba1a93ce0b5e7dbf7f5c9542115f1c/map.png


--------------------------------------------------------------------------------