/** bubble decorations: reply quotes, forwarded headers, reaction pills, and message grouping. */
import type { Block } from "./text.js";
import type { Palette } from "./theme.js";
import type { ChatMessage, ForwardHeader, Reaction, ReplyQuote } from "./types.js";
/** telegram groups consecutive same-sender messages: only the last bubble gets the tail + avatar, only the first shows the name label, and the vertical gap between them shrinks. */
export interface GroupInfo {
    first: boolean;
    last: boolean;
}
export declare function computeGroups(messages: ChatMessage[]): GroupInfo[];
/** the reply-to quote block — a coloured accent bar + quoted name/text, rendered above the content. */
export declare function replyBlock(reply: ReplyQuote, maxW: number, p: Palette): Block;
/** the "Forwarded from …" header line, rendered above the content. */
export declare function forwardBlock(fwd: ForwardHeader, p: Palette): Block;
/** a row of reaction pills under the bubble; `chosen` reactions render filled in the accent colour. */
export declare function reactionsRow(x: number, y: number, reactions: Reaction[], p: Palette): {
    s: string;
    h: number;
};
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