117 lines
2.1 KiB
C
117 lines
2.1 KiB
C
// Copyright (C) 2012 Valeriano Alfonso Rodriguez (Kableado)
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "GameLib.h"
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#include "GameEnts.h"
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#include "GameMap.h"
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int ReadLine(FILE *f, char *line, int max) {
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int c;
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int i = 0;
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while (i < (max - 1)) {
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c = fgetc(f);
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if (c == EOF) {
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line[i] = 0;
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return (-1);
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}
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if (c == '\r') {
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continue;
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}
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if (c == '\n') {
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line[i] = 0;
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return (i);
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}
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line[i] = c;
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i++;
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}
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line[i] = 0;
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return (i);
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}
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Entity GameMapAux_CreateEnt(Entity ent, int i, int j, int res) {
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Entity e;
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vec2 pos;
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e = Entity_Copy(ent);
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vec2_set(pos, (res / 2) + i * res, (res / 2) + j * res);
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vec2_plus(e->pos, e->pos, pos);
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Entity_CalcBBox(e);
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GameLib_AddEntity(e);
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return (e);
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}
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#define MaxLineLen 1024
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int GameMap_LoadLevel(char *filename, int res) {
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FILE *file;
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char line[MaxLineLen];
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int len, i, j;
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int width, height;
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char *map;
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// Open the file
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file = fopen(filename, "rb");
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if (!file) {
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return (0);
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}
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// Read the file to determine sizes
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width = 0;
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height = 0;
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do {
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len = ReadLine(file, line, MaxLineLen);
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if (len > -1) {
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if (len > height) {
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height = len;
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}
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width++;
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}
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} while (len > -1);
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fseek(file, 0, SEEK_SET);
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// Build the map
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map = malloc(sizeof(char) * width * height);
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memset(map, 0, width * height);
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#define MAP(x, y) map[(x) + ((y)*width)]
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j = 0;
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do {
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len = ReadLine(file, line, MaxLineLen);
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for (i = 0; i < len; i++) {
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MAP(j, (height - 1) - i) = line[i];
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}
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j++;
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} while (len > -1);
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// Close the file
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fclose(file);
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// Parse the map
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for (j = 0; j < height; j++) {
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for (i = 0; i < width; i++) {
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Entity ent;
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if (MAP(i, j) == 'P') {
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// Player
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GameMapAux_CreateEnt(ent_Player, i, j, res);
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}
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if (MAP(i, j) == '#') {
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// Block
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ent = GameMapAux_CreateEnt(ent_Block, i, j, res);
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}
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if (MAP(i, j) == '|') {
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// Platform
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ent = GameMapAux_CreateEnt(ent_Platform, i, j, res);
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}
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}
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}
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// Cleanup
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free(map);
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#undef MAP
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return (1);
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} |