@EventHandler(priority = EventPriority.MONITOR, ignoreCancelled = true)
public void onBlockPhysics(BlockPhysicsEvent event) {
final Block block = event.getBlock();
final Material type = block.getType();
if (MaterialUtil.ISSIGN.get(type)) {
if (Util.isSupported(block)) {
// Check for potential redstone changes
updateRedstonePower(block);
} else {
// Remove from block power storage
poweredBlocks.remove(block);
}
} else if (MaterialUtil.ISREDSTONETORCH.get(type)) {
// Send proper update events for all signs around this power source
for (BlockFace face : FaceUtil.RADIAL) {
final Block rel = event.getBlock().getRelative(face);
if (MaterialUtil.ISSIGN.get(rel)) {
CommonUtil.nextTick(
new Runnable() {
public void run() {
updateRedstonePower(rel);
}
});
}
}
}
}
@EventHandler(priority = EventPriority.HIGHEST)
public void onBlockRedstoneChange(BlockRedstoneEvent event) {
if (TrainCarts.isWorldDisabled(event)) {
return;
}
Material type = event.getBlock().getType();
if (BlockUtil.isType(type, Material.LEVER)) {
Block up = event.getBlock().getRelative(BlockFace.UP);
Block down = event.getBlock().getRelative(BlockFace.DOWN);
if (MaterialUtil.ISSIGN.get(up)) {
updateRedstonePower(up, event.getNewCurrent() > 0);
}
if (MaterialUtil.ISSIGN.get(down)) {
updateRedstonePower(down, event.getNewCurrent() > 0);
}
ignoreOutputLever(event.getBlock());
} else if (MaterialUtil.ISSIGN.get(type)) {
updateRedstonePower(event.getBlock(), event.getNewCurrent() > 0);
}
}
/**
* Ignores signs of current-tick redstone changes caused by the lever
*
* @param lever to ignore
*/
public void ignoreOutputLever(Block lever) {
// Ignore signs that are attached to the block the lever is attached to
Block att = BlockUtil.getAttachedBlock(lever);
for (BlockFace face : FaceUtil.ATTACHEDFACES) {
Block signblock = att.getRelative(face);
if (MaterialUtil.ISSIGN.get(signblock)
&& BlockUtil.getAttachedFace(signblock) == face.getOppositeFace()) {
if (ignoredSigns.isEmpty()) {
// clear this the next tick
CommonUtil.nextTick(
new Runnable() {
public void run() {
ignoredSigns.clear();
}
});
}
ignoredSigns.add(signblock);
}
}
}