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Added data framework (com.sk89q.worldedit.data.*); moved schematic loading/saving towards data framework; added work-in-progress EditSession.restoreBackup().

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sk89q
2010-10-20 02:12:16 -07:00
parent 6299734cdd
commit 32290b4095
15 changed files with 991 additions and 45 deletions
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70
src/EditSession.java
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@ -17,17 +17,18 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import com.sk89q.worldedit.regions.Region;
import com.sk89q.worldedit.regions.CuboidRegion;
import com.sk89q.worldedit.blocks.SignBlock;
import com.sk89q.worldedit.blocks.BaseBlock;
import com.sk89q.worldedit.*;
import com.sk89q.worldedit.regions.*;
import com.sk89q.worldedit.blocks.*;
import com.sk89q.worldedit.data.*;
import java.io.IOException;
import java.util.Map;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Set;
import java.util.HashSet;
import java.util.Stack;
import com.sk89q.worldedit.*;
import java.util.ArrayList;
/**
* This class can wrap all block editing operations into one "edit session" that
@ -1278,4 +1279,63 @@ public class EditSession {
return affected;
}
/**
* Restores a region from a backup.
*
* @param region
* @param chunkStore
*/
public void restoreBackup(Region region, ChunkStore chunkStore)
throws MaxChangedBlocksException {
// TODO: Make this support non-cuboid regions
Vector min = region.getMinimumPoint();
Vector max = region.getMaximumPoint();
Map<BlockVector2D,ArrayList<Vector>> neededChunks =
new LinkedHashMap<BlockVector2D,ArrayList<Vector>>();
// First, we need to group points by chunk so that we only need
// to keep one chunk in memory at any given moment
for (int x = min.getBlockX(); x <= max.getBlockX(); x++) {
for (int y = min.getBlockY(); y <= max.getBlockY(); y++) {
for (int z = min.getBlockZ(); z <= max.getBlockZ(); z++) {
Vector pos = new Vector(x, y, z);
BlockVector2D chunkPos = ChunkStore.toChunk(pos);
// Unidentified chunk
if (!neededChunks.containsKey(chunkPos)) {
neededChunks.put(chunkPos, new ArrayList<Vector>());
}
neededChunks.get(chunkPos).add(pos);
}
}
}
// Now let's start restoring!
for (Map.Entry<BlockVector2D,ArrayList<Vector>> entry :
neededChunks.entrySet()) {
BlockVector2D chunkPos = entry.getKey();
Chunk chunk;
try {
chunk = chunkStore.getChunk(chunkPos);
// Good, the chunk could be at least loaded
// Now just copy blocks!
for (Vector pos : entry.getValue()) {
BaseBlock block = chunk.getBlock(pos);
setBlock(pos, block);
}
} catch (DataException de) {
// TODO: Error handling
de.printStackTrace();
} catch (IOException ioe) {
// TODO: Error handling
ioe.printStackTrace();
}
}
}
}