stimulsoft-forms
Version:
Stimulsoft PDF Forms
79 lines • 10.2 kB
JavaScript
import { Injectable } from "@angular/core";
import { StiForm } from "../elements/StiForm";
import * as i0 from "@angular/core";
import * as i1 from "./model.service";
export class StiUndoService {
static { this.UNDO_SIZE = 30; }
constructor(model) {
this.model = model;
this.undos = [];
this.redos = [];
model.formEvents.subscribe((e) => {
if (e.name == "FormChanged") {
this.addToUndo();
}
else if (e.name == "SetForm") {
this.undos = [];
this.addToUndo();
}
});
}
undoRedo(from, to) {
to.push(from.splice(from.length - 1, 1)[0]);
if (to.length > StiUndoService.UNDO_SIZE) {
to.splice(0, 1);
}
let fromObj = this.undos[this.undos.length - 1];
let form = new StiForm();
form.loadFormJsonString(fromObj.form);
this.model.selectedComponent = null;
if (fromObj.guid) {
form.pages.forEach((p) => {
if (p.guid == fromObj.guid) {
this.model.selectedPage = p;
}
});
form.pages.forEach((p) => p.allElements.forEach((e) => {
if (e.guid == fromObj.guid) {
e.needToSelectComponent = true;
}
}));
}
this.model.updateForm(form);
this.model.showTrialLog();
}
addToUndo() {
this.model.showTrialLog();
let formStr = this.model.form.saveToJsonObject().serialize();
this.undos.push({
form: formStr,
guid: this.model.selectedComponent?.element.guid ?? this.model.selectedPage?.guid,
num: this.undos.length,
});
if (this.undos.length > StiUndoService.UNDO_SIZE) {
this.undos.splice(0, 1);
}
this.redos = [];
}
undo() {
if (this.undos.length > 0) {
this.undoRedo(this.undos, this.redos);
}
}
redo() {
if (this.redos.length > 0) {
this.undoRedo(this.redos, this.undos);
}
}
markCurrentFormAsUnmodified() {
this.undos.forEach((u) => (u.unmodified = false));
this.redos.forEach((u) => (u.unmodified = false));
this.undos[this.undos.length - 1].unmodified = true;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: StiUndoService, deps: [{ token: i1.StiModelService }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: StiUndoService }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: StiUndoService, decorators: [{
type: Injectable
}], ctorParameters: () => [{ type: i1.StiModelService }] });
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