/**
* Load all tiles from the layer
*
* @param element the layer element
* @return an array containing all tile information of this layer
* @throws IOException
* @throws Exception
*/
private TileInfo[][] loadTiles(TmxLayer element) throws IOException, Exception {
List<Integer> ids = element.getData().getIds();
int id = 0;
TileInfo[][] result = new TileInfo[width][height];
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
int tileId = ids.get(id++);
if (tileId == 0) {
result[x][y] = null;
} else {
TileSet set = map.findTileSet(tileId);
if (set != null) {
result[x][y] =
new TileInfo(
set.getIndex(),
tileId - set.getFirstGID(),
tileId,
set.getTileProperties(tileId));
} else {
result[x][y] = new TileInfo(0, 0, tileId, null);
}
}
}
}
return result;
}
/**
* Create a new layer object
*
* @param node The xml node storing the information we need
*/
LayerObject(TiledMap map, TmxObject node, PolyMode polyMode) {
this.node = node;
properties = node.getProperties();
if (node.getPolygon() != null) {
primitive = Primitive.POLYGON;
} else if (node.getPolyline() != null) {
primitive = Primitive.POLYLINE;
} else if (node.getGid() != null) {
primitive = Primitive.TILE;
} else if (node.getWidth() == null || node.getHeight() == null) {
primitive = Primitive.POINT;
} else {
primitive = Primitive.RECT;
}
x = (int) node.getX();
y = (int) node.getY();
width = (node.getWidth() == null) ? 0 : node.getWidth().intValue();
height = (node.getHeight() == null) ? 0 : node.getHeight().intValue();
if (primitive == Primitive.POLYGON || primitive == Primitive.POLYLINE) {
TmxPointList pointsNode = node.getPolygon();
if (pointsNode == null) {
pointsNode = node.getPolyline();
}
String[] numbers = pointsNode.getPoints().split("[\\s,]");
points = new ArrayList();
lowestX = 0;
lowestY = 0;
for (int i = 0; i < numbers.length; i += 2) {
int px = Integer.parseInt(numbers[i]);
int py = Integer.parseInt(numbers[i + 1]);
points.add(new Point(px, py));
if (px < lowestX) {
lowestX = px;
}
if (py < lowestY) {
lowestY = py;
}
}
if (polyMode == PolyMode.RELATIVE_TO_TOPLEFT && (lowestX < 0 || lowestY < 0)) {
for (Point p : points) {
p.x += -lowestX;
p.y += -lowestY;
}
x -= -lowestX;
y -= -lowestY;
} else if (polyMode == PolyMode.ABSOLUTE) {
int dx = (int) node.getX();
int dy = (int) node.getY();
for (Point p : points) {
p.x += dx;
p.y += dy;
}
x = 0;
y = 0;
}
lowestX += node.getX();
lowestY += node.getY();
} else {
points = null;
lowestX = (int) node.getX();
lowestY = (int) node.getY();
if (primitive == Primitive.TILE) {
TileSet set = map.findTileSet(node.getGid());
if (set != null) {
width = set.getTileWidth();
height = set.getTileHeight();
if (properties == null) {
properties = new SafeProperties();
}
properties.setDefaults(set.getTileProperties(node.getGid()));
lowestY -= height;
}
}
}
}
