File Parser for levels #18

Merged
tonitch merged 29 commits from MapParser into master 2023-04-21 20:00:16 +02:00
4 changed files with 44 additions and 33 deletions
Showing only changes of commit dfb297525b - Show all commits

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@ -14,7 +14,12 @@ public class Map extends Shape{
}
// TODO: 2/27/23 Tests for Map
public void AddShape(Piece piece){
public void addPiece(Piece piece){
pieces.add(piece);
}
public void addPiece(Piece[] pieces) {
for (Piece p : pieces)
this.addPiece(p);
}
}

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@ -9,6 +9,15 @@ import java.util.Arrays;
public class BinaryParser implements FileParser {
/**
* Check if the file is a binary file suited for parsing
* @return true if it is a binary File
*/
static boolean isBinaryFile(File file){
// TODO: 3/18/23
return false;
}
public Map getLevel(File file) throws IOException {
Map ret;
@ -18,24 +27,29 @@ public class BinaryParser implements FileParser {
ret = new Map(ExtractMapFromLevelData(level_data));
// TODO: 3/18/23 Cursor: have to make this into a method
// Get the amount of pieces
// For each of these pieces, get the size of the piece on 1 octet, 4 byte are for width then 4 byte are for height
// the same method as the map is used to get the piece shape.
byte piece_count = level_data[3 + map_width * map_height / 8 + (map_height * map_width % 8 != 0 ? 1 : 0)];
byte[] pieces_data = Arrays.copyOfRange(level_data, 4 + map_width * map_height / 8 + (map_height * map_width % 8 != 0 ? 1 : 0), level_data.length-1);
ret.addPiece(ExtractPiecesFromLevelData(level_data));
fileStream.close();
return ret;
}
/**
* Get Pieces out of the level data
* @param levelData full data of the level without header and footer
* @return array of Piece from level data
*/
private static Piece[] ExtractPiecesFromLevelData(byte[] levelData) {
byte map_width = levelData[0], map_height = levelData[1];
byte piece_count = levelData[3 + map_width * map_height / 8 + (map_height * map_width % 8 != 0 ? 1 : 0)];
Piece[] ret = new Piece[piece_count];
byte[] pieces_data = Arrays.copyOfRange(levelData, 4 + map_width * map_height / 8 + (map_height * map_width % 8 != 0 ? 1 : 0), levelData.length-1);
for (int piece_index = 0; piece_index < piece_count; piece_index++) {
byte[] _piece_size = Bitwise.ByteToNible(pieces_data[piece_index]);
byte _piece_width = _piece_size[0], _piece_height = _piece_size[1];
byte[] _piece_data = Arrays.copyOfRange(pieces_data, piece_index + 1, 1 + _piece_width * _piece_height / 8 + (_piece_height * _piece_width % 8 != 0 ? 1 : 0));
boolean[][] _piece_matrix = BuildMatrixFromBytes(_piece_width, _piece_height, _piece_data);
Piece _piece = new Piece(_piece_matrix);
ret.AddShape(_piece);
piece_index = piece_index + _piece_width * _piece_height / 8 + (_piece_height * _piece_width % 8 != 0 ? 1 : 0);
ret[piece_index] = new Piece(_piece_matrix);
}
// Close the file and return the generated map
fileStream.close();
return ret;
}
@ -52,7 +66,7 @@ public class BinaryParser implements FileParser {
/**
* Extract Level data from file content
* @param fileStream
* @param fileStream file stream to read extract data from
* @return Level data as an array of byte
* @throws IOException Expected if we can't read the file
*/

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@ -15,29 +15,12 @@ import java.io.NotSerializableException;
*/
public class FileParserFactory {
public static FileParser createParser(File file) throws NotSerializableException{
if(isBinaryFile(file))
if(BinaryParser.isBinaryFile(file))
return new BinaryParser();
else if (isTextFile(file))
else if (TxtParser.isTextFile(file))
return new TxtParser();
else
throw new NotSerializableException("This file format is not supported");
}
/**
* Check if the file is a binary file suited for parsing
* @return true if it is a binary File
*/
private static boolean isBinaryFile(File file){
// TODO: 3/18/23
return false;
}
/**
* Check if the file is a text file
* @return true if it is a text File
*/
private static boolean isTextFile(File file){
return false;
// TODO: 3/18/23
}
}

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@ -5,6 +5,15 @@ import school_project.Map;
import java.io.File;
public class TxtParser implements FileParser{
/**
* Check if the file is a text file
* @return true if it is a text File
*/
static boolean isTextFile(File file){
return false;
// TODO: 3/18/23
}
@Override
public Map getLevel(File file) {
return null;