@zag-js/splitter/dist/utils/preserve-fixed-panel-sizes.js

Core logic for the splitter widget implemented as a state machine

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/utils/preserve-fixed-panel-sizes.ts
var preserve_fixed_panel_sizes_exports = {};
__export(preserve_fixed_panel_sizes_exports, {
  preserveFixedPanelSizes: () => preserveFixedPanelSizes
});
module.exports = __toCommonJS(preserve_fixed_panel_sizes_exports);
var import_fuzzy = require("./fuzzy.js");
function preserveFixedPanelSizes({
  panels,
  prevLayout,
  prevGroupSize,
  nextGroupSize
}) {
  if (prevGroupSize <= 0 || nextGroupSize <= 0) {
    return prevLayout;
  }
  const nextLayout = [...prevLayout];
  const relativeIndices = [];
  let fixedTotal = 0;
  let relativeTotal = 0;
  panels.forEach((panel, index) => {
    if (panel.resizeBehavior === "preserve-pixel-size") {
      const prevPixelSize = prevLayout[index] / 100 * prevGroupSize;
      const nextPercentSize = prevPixelSize / nextGroupSize * 100;
      nextLayout[index] = nextPercentSize;
      fixedTotal += nextPercentSize;
    } else {
      relativeIndices.push(index);
      relativeTotal += prevLayout[index];
    }
  });
  if (relativeIndices.length === 0) {
    const total2 = nextLayout.reduce((accumulated, current) => accumulated + current, 0);
    if ((0, import_fuzzy.fuzzyNumbersEqual)(total2, 100)) {
      return nextLayout;
    }
    if (total2 <= 0) {
      return prevLayout;
    }
    const scale2 = 100 / total2;
    return nextLayout.map((size) => size * scale2);
  }
  const remainingSize = 100 - fixedTotal;
  if (remainingSize <= 0) {
    const total2 = nextLayout.reduce((accumulated, current) => accumulated + current, 0);
    if ((0, import_fuzzy.fuzzyNumbersEqual)(total2, 100)) {
      return nextLayout;
    }
    const scale2 = 100 / Math.max(total2, 1);
    return nextLayout.map((size) => size * scale2);
  }
  if ((0, import_fuzzy.fuzzyNumbersEqual)(relativeTotal, 0)) {
    const size = remainingSize / relativeIndices.length;
    relativeIndices.forEach((index) => {
      nextLayout[index] = size;
    });
    return nextLayout;
  }
  relativeIndices.forEach((index) => {
    nextLayout[index] = prevLayout[index] / relativeTotal * remainingSize;
  });
  const total = nextLayout.reduce((accumulated, current) => accumulated + current, 0);
  if ((0, import_fuzzy.fuzzyNumbersEqual)(total, 100)) {
    return nextLayout;
  }
  const scale = 100 / total;
  return nextLayout.map((size) => size * scale);
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  preserveFixedPanelSizes
});