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import { observable, action, runInAction } from "mobx";
import { computedFn } from "mobx-utils";
import { Doc } from "../../fields/Doc";
export namespace SnappingManager {
class Manager {
@observable IsDragging: boolean = false;
@observable public horizSnapLines: number[] = [];
@observable public vertSnapLines: number[] = [];
@action public clearSnapLines() {
this.vertSnapLines = [];
this.horizSnapLines = [];
}
@action public setSnapLines(horizLines: number[], vertLines: number[]) {
this.horizSnapLines = horizLines;
this.vertSnapLines = vertLines;
}
@observable cachedGroups: string[] = [];
@action setCachedGroups(groups: string[]) { this.cachedGroups = groups; }
}
const manager = new Manager();
export function clearSnapLines() { manager.clearSnapLines(); }
export function setSnapLines(horizLines: number[], vertLines: number[]) { manager.setSnapLines(horizLines, vertLines); }
export function horizSnapLines() { return manager.horizSnapLines; }
export function vertSnapLines() { return manager.vertSnapLines; }
export function SetIsDragging(dragging: boolean) { runInAction(() => manager.IsDragging = dragging); }
export function GetIsDragging() { return manager.IsDragging; }
export function SetShowSnapLines(show: boolean) { runInAction(() => Doc.UserDoc().showSnapLines = show); }
export function GetShowSnapLines() { return Doc.UserDoc().showSnapLines; }
/// bcz; argh!! TODO; These do not belong here, but there were include order problems with leaving them in util.ts
// need to investigate further what caused the mobx update problems and move to a better location.
const getCachedGroupByNameCache = computedFn(function (name: string) { return manager.cachedGroups.includes(name); }, true);
export function GetCachedGroupByName(name: string) { return getCachedGroupByNameCache(name); }
export function SetCachedGroups(groups: string[]) { manager.setCachedGroups(groups); }
}
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