aistudio-wpf-diagram/AIStudio.Wpf.DiagramApp/ViewModels/DrawingViewModel.cs

using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using AIStudio.Wpf.DiagramApp.Models;
using AIStudio.Wpf.DiagramDesigner;
using AIStudio.Wpf.DiagramDesigner.Additionals;
using AIStudio.Wpf.Mind.Models;

namespace AIStudio.Wpf.DiagramApp.ViewModels
{
    public class DrawingViewModel : PageViewModel
    {
        public DrawingViewModel(string title, string status, DiagramType diagramType) : base(title, status, diagramType)
        {

        }
        public DrawingViewModel(string filename, DiagramDocument diagramDocument) : base(filename, diagramDocument)
        {
            foreach (var vm in DiagramViewModels)
            {
                vm.Init(false);
            }
        }

        protected override void InitDiagramViewModel()
        {
            base.InitDiagramViewModel();

            DiagramViewModel.DiagramOption.LayoutOption.GridCellSize = new Size(100, 100);
            DiagramViewModel.DiagramOption.LayoutOption.ShowGrid = false;
            DiagramViewModel.DiagramOption.LayoutOption.AllowDrop = true;
        }


        protected override void Init(bool initNew)
        {
            DiagramViewModels = new ObservableCollection<IDiagramViewModel>()
            {
                GetDiagramViewModel("页-1", DiagramType, initNew),
            };
            DiagramViewModel = DiagramViewModels.FirstOrDefault();

            DesignerItemViewModelBase line = new LineDrawingDesignerItemViewModel(DiagramViewModel, new List<Point> { new Point(38, 38), new Point(118, 118) }, true);
            DiagramViewModel.Add(line);

            DesignerItemViewModelBase rectangle = new RectangleDrawingDesignerItemViewModel(DiagramViewModel, new List<Point> { new Point(138, 38), new Point(218, 118) }, true);
            DiagramViewModel.Add(rectangle);

            DesignerItemViewModelBase ellipse = new EllipseDrawingDesignerItemViewModel(DiagramViewModel, new List<Point> { new Point(238, 38), new Point(318, 118) }, true);
            DiagramViewModel.Add(ellipse);

            TextDrawingDesignerItemViewModel text = new TextDrawingDesignerItemViewModel(DiagramViewModel, new Point(338, 38), "文字", true);
            DiagramViewModel.Add(text);
        }

        public override void Dispose()
        {
            base.Dispose();
        }
    }
}