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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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4
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5 #define PAGE_SIZE 50
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6
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7 void print_page(const char* filename, int page_number, int total_pages) {
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8 system("clear");
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9 printf("---SCRIPTURE-READER---\n");
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10 FILE* file = fopen(filename, "r");
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11 if (file == NULL) {
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12 printf("Error opening file: %s\n", filename);
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13 exit(1);
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14 }
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15
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16 char line[256];
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17 int line_count = 0;
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18 int current_page = 1;
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19
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20 while (fgets(line, sizeof(line), file)) {
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21 line_count++;
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22 if (line_count > (page_number - 1) * PAGE_SIZE && line_count <= page_number * PAGE_SIZE) {
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23 printf("%s", line);
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24 }
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25 if (line_count > page_number * PAGE_SIZE) {
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26 break;
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27 }
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28 }
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29
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30 fclose(file);
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31
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32 printf("\n--- Page %d of %d ---\n", page_number, total_pages);
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33 }
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34
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35 int get_total_pages(const char* filename) {
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36 FILE* file = fopen(filename, "r");
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37 if (file == NULL) {
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38 printf("Error opening file: %s\n", filename);
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39 exit(1);
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40 }
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41
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42 char line[256];
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43 int line_count = 0;
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44
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45 while (fgets(line, sizeof(line), file)) {
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46 line_count++;
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47 }
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48
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49 fclose(file);
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50
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51 return (line_count + PAGE_SIZE - 1) / PAGE_SIZE;
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52 }
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53
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54 int main(int argc, char* argv[]) {
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55 if (argc < 2 || argc > 3) {
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56 printf("ScriptureReader by William @ peepsoftgames.github.io thekenyaz@yandex.com\n");
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57 printf("Usage:\n");
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58 printf(" scripturereader <textfile>\n");
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59 return 1;
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60 }
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61
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62 const char* filename = argv[1];
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63
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64 int total_pages = get_total_pages(filename);
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65 int current_page = 1;
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66
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67 while (1) {
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68 system("clear");
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69 print_page(filename, current_page, total_pages);
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70
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71 char ch;
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72 scanf(" %c", &ch);
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73 switch (ch) {
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74 case 'l':
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75 case 'L':
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76 if (current_page > 1) {
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77 current_page--;
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78 }
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79 break;
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80 case 'r':
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81 case 'R':
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82 if (current_page < total_pages) {
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83 current_page++;
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84 }
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85 break;
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86 case 'q':
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87 case 'Q':
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88 exit(0);
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89 }
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90 }
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91
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92 exit(0);
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93 }
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94
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