export type WorldZoneId = 'safe' | 'deadlands';
export declare const DEADLANDS_WIDTH = 448;
export declare const DEADLANDS_DEPTH = 448;
export declare const DEADLANDS_MIN_X: number;
export declare const DEADLANDS_MAX_X: number;
/**
 * Centred on the land as it was before the northern extension, then moved
 * south with everything else: the 64 new rows are the Frozen Shore's, not
 * the Deadlands', and centring on the taller land would move it only 32.
 */
export declare const DEADLANDS_MIN_Z: number;
export declare const DEADLANDS_MAX_Z: number;
export declare const DEADLANDS_GATE_X: number;
export declare const DEADLANDS_DEFENSE_DEPTH = 3;
export declare const DEADLANDS_WALL_TERRAIN_H = 2;
export declare const DEADLANDS_TOWER_MIN_GAP = 12;
export declare const DEADLANDS_BOUNDS: {
    readonly minX: number;
    readonly maxX: number;
    readonly minZ: number;
    readonly maxZ: number;
};
export declare const ZONE_DISPLAY_NAME: Record<WorldZoneId, string>;
export declare function isPlayableTile(x: number, z: number): boolean;
export declare function zoneAt(x: number, z: number): WorldZoneId;
export declare function zoneDisplayName(zone: WorldZoneId): string;
export declare function isDeadlands(x: number, z: number): boolean;
/**
 * The Dreadwoods are the PvP zone, except the safe pockets (decision D4, safePockets.ts: Gallowmere's palisade, Brakka's outpost): a pocket is inside the
 * Dreadwoods but outside the PvP rule, so a fight between players cannot start there and one that walks in ends.
 */
export declare function isPvpZone(x: number, z: number): boolean;
/**
 * The woods chase (2026-09-21). A player can only be attacked by
 * another from within this many tiles (Chebyshev), and a fight holds only
 * while the two stay within it: step further apart and it breaks. Whoever
 * broke away wears a shield for PVP_ESCAPE_SHIELD_MS during which nobody
 * can attack them, so the chaser has to close the distance again by hand
 * (there is no follow in the woods) and be within range when it drops.
 */
export declare const PVP_ENGAGE_RANGE = 3;
export declare const PVP_ESCAPE_SHIELD_MS = 3000;
/** Combat bands inside the Dreadwoods. Zone 1 is the outer/entrance ring; Zone 5 is the core. */
export type CombatZoneTier = 1 | 2 | 3 | 4 | 5;
export declare const COMBAT_ZONE_COUNT = 5;
export declare const COMBAT_ZONE_LEVEL_DELTA: Record<CombatZoneTier, number>;
export declare function isCombatZoneTier(value: unknown): value is CombatZoneTier;
/**
 * Chebyshev inset from the Dreadwoods square edge. 0 on the outer forest ring,
 * ~223 at the centre. Null outside the woods (village, beach, wall, mountains).
 */
export declare function deadlandsInset(x: number, z: number): number | null;
/**
 * Concentric Chebyshev bands of the Dreadwoods square. Equal-width rings from
 * the outer edge inward so Zone 1 is the entrance frame and Zone 5 the core.
 */
export declare function combatZoneAt(x: number, z: number): CombatZoneTier | null;
/**
 * The band the player's HUD shows (the red "Danger Zone" panel): `combatZoneAt`, but null inside a safe pocket (B-129).
 * `combatZoneAt` itself keeps the geometric band for maps and level gaps; the HUD must not warn "Death here costs you
 * everything" on a tile where nobody can attack you.
 */
export declare function playerCombatTierAt(x: number, z: number): CombatZoneTier | null;
export declare function combatZoneDisplayName(tier: CombatZoneTier): string;
export declare function combatZoneLevelDelta(tier: CombatZoneTier): number;
export declare function combatZoneRangeLabel(tier: CombatZoneTier): string;
/**
 * Allowed combat-level gap for a wild PvP fight on these two tiles.
 * Uses the stricter of the two bands so a Zone 1 player cannot be pulled
 * into a Zone 2-width fight on the boundary. Null if either tile is safe.
 */
export declare function pvpLevelDeltaAllowed(attackerX: number, attackerZ: number, defenderX: number, defenderZ: number): number | null;
export declare function canPvpAttackByLevel(attackerLevel: number, defenderLevel: number, attackerX: number, attackerZ: number, defenderX: number, defenderZ: number): boolean;
export declare function pvpAttackBlockedMessage(attackerLevel: number, defenderLevel: number, attackerX: number, attackerZ: number, defenderX: number, defenderZ: number): string | null;
export declare function isDeadlandsPerimeter(x: number, z: number): boolean;
export declare function isDeadlandsDefenseBand(x: number, z: number): boolean;
/** Palisade towers only. Interior forest towers put sentries among the trees. */
export declare function collectDeadlandsTowerSpots(): {
    x: number;
    z: number;
}[];
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