export declare enum PickupPrice {
    /** `Pickup.Price` will be equal to 0 for non-purchasable pickups. */
    NULL = 0,
    ONE_HEART = -1,
    TWO_HEARTS = -2,
    THREE_SOUL_HEARTS = -3,
    ONE_HEART_AND_TWO_SOUL_HEARTS = -4,
    /** A Pound of Flesh causes non-collectible shop pickups to be surrounded by spikes. */
    SPIKES = -5,
    /**
     * The price when you have the Your Soul trinket. (The collectible will be free and the trinket
     * will be consumed.)
     */
    YOUR_SOUL = -6,
    ONE_SOUL_HEART = -7,
    TWO_SOUL_HEARTS = -8,
    ONE_HEART_AND_ONE_SOUL_HEART = -9,
    /**
     * Added in Repentance+.
     *
     * The official in-game enum does not have this value, but it is the correct value used by game.
     * It corresponds to the Devil Room mechanic with the `devilsacrifice` collectible tag.
     */
    DEVIL_SACRIFICE_SPIKES = -10,
    /** The Store Credit trinket causes items in the shop to cost 0 cents. */
    FREE = -1000
}
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