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45 lines
1.3 KiB
45 lines
1.3 KiB
import type { MapRegionConfig } from '../config/BattleConfigTypes';
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import type { Cell } from './Cell';
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/** 地图区域（全图 / 子区域） */
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export class MapRegion {
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/**
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* @param config 区域矩形配置
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*/
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constructor(public config: MapRegionConfig) {}
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/**
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* @param cell 格子坐标
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* @returns 是否在区域内
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*/
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contains(cell: Cell): boolean {
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const { startRow, rowCount, startCol, colCount } = this.config;
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return (
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cell.row >= startRow &&
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cell.row < startRow + rowCount &&
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cell.col >= startCol &&
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cell.col < startCol + colCount
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);
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}
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/**
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* @param anchor 锚点格子
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* @returns 钳制到区域内的锚点
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*/
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clampAnchor(anchor: Cell): Cell {
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const { startRow, rowCount, startCol, colCount } = this.config;
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return {
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row: Math.min(Math.max(anchor.row, startRow), startRow + rowCount - 1),
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col: Math.min(Math.max(anchor.col, startCol), startCol + colCount - 1),
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};
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}
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}
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/**
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* @param rows 行数，默认 12
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* @param cols 列数，默认 10
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* @returns 全图部署区域
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*/
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export function createSoloRegion(rows = 12, cols = 10): MapRegion {
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return new MapRegion({ startRow: 0, rowCount: rows, startCol: 0, colCount: cols });
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}
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