protected void doPerformAction() {
Map map = editor.getCurrentMap();
int ret =
JOptionPane.showConfirmDialog(
editor.getAppFrame(),
"Do you wish to merge tile images, and create a new tile set?",
"Merge Tiles?",
JOptionPane.YES_NO_CANCEL_OPTION);
if (ret == JOptionPane.YES_OPTION) {
TileMergeHelper tmh = new TileMergeHelper(map);
int len = map.getTotalLayers();
// TODO: Add a dialog option: "Yes, visible only"
TileLayer newLayer = tmh.merge(0, len, true);
map.removeAllLayers();
map.addLayer(newLayer);
newLayer.setName("Merged Layer");
map.addTileset(tmh.getSet());
editor.setCurrentLayer(0);
} else if (ret == JOptionPane.NO_OPTION) {
while (map.getTotalLayers() > 1) {
map.mergeLayerDown(editor.getCurrentLayerIndex());
}
editor.setCurrentLayer(0);
}
}
/**
* Unlike mergeOnto, copyTo includes the null tile when merging.
*
* @see MapLayer#copyFrom
* @see MapLayer#mergeOnto
* @param other the layer to copy this layer to
*/
@Override
public void copyTo(MapLayer other) {
for (int y = bounds.y; y < bounds.y + bounds.height; y++) {
for (int x = bounds.x; x < bounds.x + bounds.width; x++) {
((TileLayer) other).setTileAt(x, y, getTileAt(x, y));
}
}
}
@Override
public void mergeOnto(MapLayer other) {
for (int y = bounds.y; y < bounds.y + bounds.height; y++) {
for (int x = bounds.x; x < bounds.x + bounds.width; x++) {
Tile tile = getTileAt(x, y);
if (tile != null) {
((TileLayer) other).setTileAt(x, y, tile);
}
}
}
}
/**
* Creates a copy of this layer.
*
* @see Object#clone
* @return a clone of this layer, as complete as possible
* @exception CloneNotSupportedException
*/
@Override
public Object clone() throws CloneNotSupportedException {
TileLayer clone = (TileLayer) super.clone();
// Clone the layer data
clone.map = new Tile[map.length][];
clone.tileInstanceProperties = new HashMap<Object, Properties>();
for (int i = 0; i < map.length; i++) {
clone.map[i] = new Tile[map[i].length];
System.arraycopy(map[i], 0, clone.map[i], 0, map[i].length);
for (int j = 0; j < map[i].length; j++) {
Properties p = getTileInstancePropertiesAt(i, j);
if (p != null) {
Integer key = i + j * bounds.width;
clone.tileInstanceProperties.put(key, (Properties) p.clone());
}
}
}
return clone;
}
/**
* Removes a {@link TileSet} from the map, and removes any tiles in the set from the map layers. A
* {@link MapChangedEvent} is fired when all processing is complete.
*
* @param tileset TileSet to remove
* @throws LayerLockedException when the tileset is in use on a locked layer
*/
public void removeTileset(TileSet tileset) throws LayerLockedException {
// Sanity check
final int tilesetIndex = tilesets.indexOf(tileset);
if (tilesetIndex == -1) return;
// Go through the map and remove any instances of the tiles in the set
Iterator<Object> tileIterator = tileset.iterator();
while (tileIterator.hasNext()) {
Tile tile = (Tile) tileIterator.next();
Iterator<MapLayer> layerIterator = getLayers();
while (layerIterator.hasNext()) {
MapLayer ml = (MapLayer) layerIterator.next();
if (ml instanceof TileLayer) {
((TileLayer) ml).removeTile(tile);
}
}
}
tilesets.remove(tileset);
fireTilesetRemoved(tilesetIndex);
}
/**
* Writes this layer to an XMLWriter. This should be done <b>after</b> the first global ids for
* the tilesets are determined, in order for the right gids to be written to the layer data.
*/
private void writeMapLayer(MapLayer l, XMLWriter w, String wp) throws IOException {
Rectangle bounds = l.getBounds();
if (l instanceof ObjectGroup) {
w.startElement("objectgroup");
} else {
w.startElement("layer");
}
w.writeAttribute("name", l.getName());
if (bounds.width != 0) {
w.writeAttribute("width", bounds.width);
}
if (bounds.height != 0) {
w.writeAttribute("height", bounds.height);
}
if (bounds.x != 0) {
w.writeAttribute("x", bounds.x);
}
if (bounds.y != 0) {
w.writeAttribute("y", bounds.y);
}
if (!l.isVisible()) {
w.writeAttribute("visible", "0");
}
if (l.getOpacity() < 1.0f) {
w.writeAttribute("opacity", l.getOpacity());
}
writeProperties(l.getProperties(), w);
if (l instanceof ObjectGroup) {
writeObjectGroup((ObjectGroup) l, w, wp);
} else if (l instanceof TileLayer) {
final TileLayer tl = (TileLayer) l;
w.startElement("data");
if (ENCODE_LAYER_DATA) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
OutputStream out;
w.writeAttribute("encoding", "base64");
DeflaterOutputStream dos;
if (COMPRESS_LAYER_DATA) {
if (Settings.LAYER_COMPRESSION_METHOD_ZLIB.equalsIgnoreCase(
settings.layerCompressionMethod)) {
dos = new DeflaterOutputStream(baos);
} else if (Settings.LAYER_COMPRESSION_METHOD_GZIP.equalsIgnoreCase(
settings.layerCompressionMethod)) {
dos = new GZIPOutputStream(baos);
} else {
throw new IOException(
"Unrecognized compression method \""
+ settings.layerCompressionMethod
+ "\" for map layer "
+ l.getName());
}
out = dos;
w.writeAttribute("compression", settings.layerCompressionMethod);
} else {
out = baos;
}
for (int y = 0; y < l.getHeight(); y++) {
for (int x = 0; x < l.getWidth(); x++) {
Tile tile = tl.getTileAt(x + bounds.x, y + bounds.y);
int gid = 0;
if (tile != null) {
gid = getGid(tile);
}
out.write(gid & LAST_BYTE);
out.write(gid >> 8 & LAST_BYTE);
out.write(gid >> 16 & LAST_BYTE);
out.write(gid >> 24 & LAST_BYTE);
}
}
if (COMPRESS_LAYER_DATA && dos != null) {
dos.finish();
}
w.writeCDATA(Base64.encodeToString(baos.toByteArray(), true));
} else {
for (int y = 0; y < l.getHeight(); y++) {
for (int x = 0; x < l.getWidth(); x++) {
Tile tile = tl.getTileAt(x + bounds.x, y + bounds.y);
int gid = 0;
if (tile != null) {
gid = getGid(tile);
}
w.startElement("tile");
w.writeAttribute("gid", gid);
w.endElement();
}
}
}
w.endElement();
boolean tilePropertiesElementStarted = false;
for (int y = 0; y < l.getHeight(); y++) {
for (int x = 0; x < l.getWidth(); x++) {
Properties tip = tl.getTileInstancePropertiesAt(x, y);
if (tip != null && !tip.isEmpty()) {
if (!tilePropertiesElementStarted) {
w.startElement("tileproperties");
tilePropertiesElementStarted = true;
}
w.startElement("tile");
w.writeAttribute("x", x);
w.writeAttribute("y", y);
writeProperties(tip, w);
w.endElement();
}
}
}
if (tilePropertiesElementStarted) {
w.endElement();
}
}
w.endElement();
}