using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Bricscad.EditorInput;
using Teigha.DatabaseServices;
using Teigha.Geometry;
using Teigha.GraphicsInterface;

namespace SWS.CAD.CADFunc
{
    // 自定义Jig类
    public class BlockDragJig : DrawJig
    {
        private BlockReference _br;
        private Bricscad.EditorInput.Editor _ed;
        private Point3d _insertPoint;

        public BlockDragJig(BlockReference br, Bricscad.EditorInput.Editor ed)
        {
            _br = br;
            _ed = ed;
        }

        // 实时更新位置
        protected override bool WorldDraw(WorldDraw draw)
        {
            draw.Geometry.Draw(_br);
            return true;
        }

        // 处理鼠标移动
        protected override SamplerStatus Sampler(JigPrompts prompts)
        {
            JigPromptPointOptions ppo = new JigPromptPointOptions("\n指定图元位置: ");
            ppo.UserInputControls = UserInputControls.Accept3dCoordinates |
                                     UserInputControls.NoZeroResponseAccepted |
                                     UserInputControls.NoNegativeResponseAccepted;

            PromptPointResult ppr = prompts.AcquirePoint(ppo);

            if (ppr.Value != _insertPoint)
            {
                _insertPoint = ppr.Value;
                _br.Position = _insertPoint;
                return SamplerStatus.OK;
            }
            else
            {
                return SamplerStatus.NoChange;
            }
        }

        // 获取最终插入点
        public Point3d InsertPoint => _insertPoint;
    }
}