122 lines
3.1 KiB
C
122 lines
3.1 KiB
C
#include "game.h"
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#include <time.h>
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#include <stdlib.h>
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#include <string.h>
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#define MAX_RAND_TRIES_PER_WORD 10
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#define EMPTY_CHAR 0
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// TODO: Spiellogik implementieren:
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/* * Wörter aus der Wortliste zufällig horizontal oder vertikal platzieren
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* restliche Felder mit zufälligen Buchstaben füllen */
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// Creates the word salad by placing words randomly and filling empty spaces
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int createWordSalad(char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen, const char words[][MAX_WORD_LEN], unsigned int wordCount)
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{
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srand(time(NULL));
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// wipe field
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int placedWords = 0;
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for (int i = 0; i < searchFieldLen; i++)
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{
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for (int j = 0; j < searchFieldLen ; j++)
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salad[i][j] = EMPTY_CHAR;
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}
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// place Words
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for (int wordNumber = 0; wordNumber < wordCount; wordNumber++)
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{
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int wordlength = strlen(words[wordNumber]);
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int placed = 0;
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for (int try = 0; (try < MAX_RAND_TRIES_PER_WORD) && !placed; try++)
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{
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int horizontal = rand() % 2; // 0 vertikal --> 1 horizontal
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int x = rand() % searchFieldLen;
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int y = rand() % searchFieldLen;
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if (horizontal)
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{
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if (x + wordlength > searchFieldLen) // word does not fit
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{
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continue;
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}
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int fits = 1;
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for (int i = 0; i < wordlength; i++) // position already occupied by other word
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{
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if (salad[y][x + i] != EMPTY_CHAR)
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{
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fits = 0;
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break;
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}
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}
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if (fits)
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{
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for (int i = 0; i < wordlength; i++)
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{
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salad[y][x + i] = words[wordNumber][i];
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}
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placed = 1;
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placedWords++;
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}
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}
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else
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{
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if ((y + wordlength) > searchFieldLen)
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{
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continue;
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}
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int fits = 1;
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for (int i = 0; i < wordlength; i++) // position already occupied by other word
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{
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if (salad[y + i][x] != EMPTY_CHAR)
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{
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fits = 0;
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break;
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}
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}
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if (fits)
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{
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for (int i = 0; i < wordlength; i++)
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{
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salad[y + i][x] = words[wordNumber][i];
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}
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placed = 1;
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placedWords++;
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}
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}
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}
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}
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// fill rest with random characters
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for (int i = 0; i < searchFieldLen; i++)
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{
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for (int j = 0; j < searchFieldLen; j++)
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{
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if (salad[i][j] == EMPTY_CHAR)
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{
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salad[i][j] = rand() % ('Z' - 'A' + 1) + 'A'; // 90 ist Z in ASCII und A ist 65
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}
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}
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}
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return placedWords;
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}
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// Prints the word salad to console
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void showWordSalad(const char salad[MAX_SEARCH_FIELD_LEN][MAX_SEARCH_FIELD_LEN], unsigned int searchFieldLen)
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{
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for (int i = 0; i < searchFieldLen; i++)
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{
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for (int j = 0; j < searchFieldLen; j++)
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{
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printf("%c", salad[i][j]);
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}
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}
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}
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