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#include "LevelReader.h"
LevelReader::LevelReader(string filename)
:_filename(filename)
{}
void LevelReader::readLevel(Maze& maze, list<PlayerCar>& players, list<EnemyCar>& enemies, list<Checkpoint>& checkpoints, list<Rock>& rocks)
{
ifstream file(_filename.c_str());
if (!file)
{
al_show_native_message_box(NULL, "Fatal error", "Fatal error", "The requested level file could not be opened.", NULL, ALLEGRO_MESSAGEBOX_ERROR);
throw FileOpenError();
}
int maxX = 0;
int maxY = 0;
string line;
char element;
int y = 0;
vector <pair<int, int> > walls;
while (!file.eof())
{
getline (file, line);
for (int x = 0; x < static_cast<int>(line.length()); ++x)
{
element = line.at(x);
switch (element)
{
case PLAYER_CHAR: players.push_back(PlayerCar(x,y));
break;
case ENEMY_CHAR: enemies.push_back (EnemyCar(x,y));
break;
case CHECKPOINT_CHAR: checkpoints.push_back(Checkpoint(x,y));
break;
case ROCK_CHAR: rocks.push_back(Rock(x,y));
break;
case WALL_CHAR: walls.push_back (make_pair(x,y));
break;
}
if (maxX < x) maxX = x;
if (maxY < y) maxY = y;
}
++y;
}
maze.generateMaze (walls, maxX, maxY);
file.close();
}
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