using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using DevExpress.XtraBars;
using DevExpress.XtraEditors;
using DevExpress.XtraEditors.Controls;
using DevExpress.XtraEditors.Repository;
using DevExpress.XtraVerticalGrid.Native;
using DevExpress.XtraVerticalGrid.Rows;
using GeoSigma;
using GeoSigmaDrawLib;
using MeshProcess;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace KepGridEditor
{
    public delegate void EditorMouseMoveEventHandler(double mouseX, double mouseY);
    /// <summary>
    /// The form main.
    /// </summary>
    public partial class FormMain : DevExpress.XtraEditors.XtraForm
    {
        /// <summary>
        /// 鼠标移动事件
        /// </summary>
        public EditorMouseMoveEventHandler EditorMouseMoveEvent;
        /// <summary>
        /// 模块进程名称
        /// </summary>
        public static string ProcessName{get;set;}="智能等网交互系统";
        public EventHandler PushDataClick;
        private GeoSigmaXY geo;
        private IntPtr pxy = IntPtr.Zero;
        private FormWellAdjustSetting formWellAdjustSetting;
        private FormFilterMeshSetting formFilterMeshSetting;
        private CalculateZDialog calculateZDialog;

        /// <summary>
        /// Initializes a new instance of the <see cref="FormMain"/> class.
        /// </summary>
        public FormMain()
        {
            InitializeComponent();
            this.KeyPreview = true;
            this.Text = ProcessName;
            this.trvLayer.ExpandAll();

            this.barEditItem1.EditValue = false;
            this.ppgParameter.SelectedObject = meshEditor.EditorParameter;

            //RepositoryItemColorEdit riColorEditor = new RepositoryItemColorEdit();
            //RepositoryItemPopupContainerEdit riColorEditor = new RepositoryItemPopupContainerEdit();
            //PopupContainerControl popupContainer = new PopupContainerControl();
            //UCColorDialog uCColor = new UCColorDialog();
            //popupContainer.Controls.Add(uCColor);
            ////popupContainer.Size = new System.Drawing.Size(424, 474);
            //popupContainer.BorderStyle = DevExpress.XtraEditors.Controls.BorderStyles.NoBorder;
            //popupContainer.AutoSizeMode = AutoSizeMode.GrowAndShrink;
            //popupContainer.AutoSize = true;
            //riColorEditor.PopupControl = popupContainer;
            //this.ppgParameter.DefaultEditors.Add(typeof(Color), riColorEditor);
            // Create a repository item which represents an in-place CheckEdit control.
            RepositoryItemCheckEdit riCheckEdit = new RepositoryItemCheckEdit();
            // Represent check boxes as radio buttons.
            riCheckEdit.CheckStyle = DevExpress.XtraEditors.Controls.CheckStyles.Standard;
            // Associate the Boolean data type with the created repository item.
            this.ppgParameter.DefaultEditors.Add(typeof(Boolean), riCheckEdit);
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="FormMain"/> class.
        /// </summary>
        /// <param name="pXy">The p xy.</param>
        public FormMain(GeoSigmaXY geo, string contourLayer, string faultLayer, string pointLayer, string otherLineLayer)
            :this()
        {
            this.geo = geo;
            this.pxy = this.geo.GetDrawerXy();

            if (!string.IsNullOrEmpty(contourLayer))
            {
                this.meshEditor.ContourLayerName = string.Copy(contourLayer);
            }
            else
            {
                this.meshEditor.ContourLayerName = string.Empty;
            }
            if (!string.IsNullOrEmpty(faultLayer))
            {
                this.meshEditor.FaultLayerName = string.Copy(faultLayer);
            }
            else
            {
                this.meshEditor.FaultLayerName = string.Empty;
            }
            if (!string.IsNullOrEmpty(pointLayer))
            {
                this.meshEditor.PointLayerName = string.Copy(pointLayer);
            }
            else
            {
                this.meshEditor.PointLayerName = string.Empty;
            }
            if(!string.IsNullOrEmpty(otherLineLayer))
            {
                this.meshEditor.OtherLineLayerName = otherLineLayer;
            }
            else
            {
                this.meshEditor.OtherLineLayerName = string.Empty;
            }
        }
        /// <summary>
        /// 打开文件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void bbtnOpenFile_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.OpenFile();
            this.ppgParameter.SelectedObject = null;
            this.ppgParameter.SelectedObject = meshEditor.EditorParameter;
        }

        /// <summary>
        /// Form1_S the load.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void Form1_Load(object sender, EventArgs e)
        {
            if(pxy != IntPtr.Zero)
            {
                meshEditor.InitEditor();
                meshEditor.OpenDraw(pxy);
                // 打开时启用 “断层填充” 和 “断层边缘优化”，使得打开等网系统即呈现最佳显示效果
                meshEditor.EnableFillFault(true);
                meshEditor.OffsetFault();

                this.ppgParameter.SelectedObject = null;
                this.ppgParameter.SelectedObject = meshEditor.EditorParameter;
            }
            meshEditor.SetMouseMoveEvent(EditorMouseMoveEvent);
            Application.Idle += Application_Idle;


            // 只允许输入正整数或小数（可根据需要调整正则）
            this.repositoryItemTextEdit2.Mask.MaskType = DevExpress.XtraEditors.Mask.MaskType.RegEx;
            this.repositoryItemTextEdit2.Mask.EditMask = @"\d+([.]\d+)?";
            this.repositoryItemTextEdit2.Mask.ShowPlaceHolders = false;
        }
        /// <summary>
        /// Application_S the idle.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void Application_Idle(object sender, EventArgs e)
        {
            if (meshEditor != null)
            {
                this.bbtnUndo.Enabled = meshEditor.CanUndo();
                this.bbtnRedo.Enabled = meshEditor.CanRedo();
                this.btxtOptimize.Enabled = bbtnOptimizeMesh.Down;

                this.bbtnDragUpPolygon.Enabled = bbtnPolygonOperator.Down;
                this.bbtnDragDownPolygon.Enabled = bbtnPolygonOperator.Down;
                this.bbtnSmoothPolygon.Enabled = bbtnPolygonOperator.Down;
            }
        }
        /// <summary>
        /// btns the view all_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void btnViewAll_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.Editor?.ZoomView();
        }

        /// <summary>
        /// bbtns the undo_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnUndo_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.Undo();
            ppgParameter.Refresh();
        }

        /// <summary>
        /// bbtns the redo_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnRedo_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.Redo();
            ppgParameter.Refresh();
        }

        /// <summary>
        /// bbtns the drag up_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnDragUp_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.StartDragUp();
        }

        /// <summary>
        /// bbtns the drag down_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnDragDown_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.StartDragDown();
        }

        /// <summary>
        /// bbtns the draw away_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnDrawAway_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.StartDragAway();
        }
        /// <summary>
        /// 平滑按钮点击事件
        /// </summary>
        /// <param name="sender">事件按钮</param>
        /// <param name="e">事件参数</param>
        private void bbtnSmooth_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor.StartSmooth();
        }
        /// <summary>
        /// 数据回传事件
        /// </summary>
        /// <param name="sender">事件按钮</param>
        /// <param name="e">事件参数</param>
        private void bbtnSendBackData_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            WriteBack();
            PushDataClick?.Invoke(sender, e);
        }

        private void WriteBack()
        {
            List<long> destroyPositions = new List<long>();
            List<long> insertedPositions = new List<long>();

            meshEditor.PushbackData(meshEditor.ContourLayerName, destroyPositions, insertedPositions, meshEditor.LineLayerName, meshEditor.LineLayerNoName);

            geo.DestroyAndInsertElement(destroyPositions.ToArray(), insertedPositions.ToArray());
        }

        /// <summary>
        /// 关闭按钮单击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void bbtnClose_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            this.Close();
        }
        /// <summary>
        /// 参数修改事件
        /// </summary>
        /// <param name="s">属性控件</param>
        /// <param name="e">事件参数</param>
        private void ppgParameter_CellValueChanged(object sender, DevExpress.XtraVerticalGrid.Events.CellValueChangedEventArgs e)
        {
            GridEditorParameter editorParameter = this.ppgParameter.SelectedObject as GridEditorParameter;
            if (editorParameter == null)
            {
                return;
            }

            if (e.Row.Properties.Caption == "井点小数位")
            {
                int num = editorParameter.DecimalNumber;
                if(num > 0 && num < 10)
                {
                    int oldNum = meshEditor.GetDecimalNumber();
                    if (num != oldNum)
                    {
                        meshEditor.SetDecimalNumber(num);
                        ppgParameter.Refresh();
                    }
                }
            }

            if (e.Row.Properties.Caption == "井点颜色")
            {
                meshEditor.SetWellColor(editorParameter.WellPointColor);
            }
            if (e.Row.Properties.Caption == "文字尺寸")
            {
                meshEditor.SetWellTxtSize((float)editorParameter.FontSize);
            }
            else if(e.Row.Properties.Caption.Equals( "查看z值", StringComparison.CurrentCultureIgnoreCase))
            {
                meshEditor.EnablePickMeshZ(editorParameter.EnablePickMeshZ);
            }
            else if (e.Row.Properties.Caption == "断层充填")
            {
                meshEditor.EnableFillFault(editorParameter.EnableFillFault);
            }
            else if (e.Row.Properties.Caption != "井约束半径"
                && e.Row.Properties.Caption != "影响半径"
                && e.Row.Properties.Caption != "力度"
                && e.Row.Properties.Caption != "运算方式")
            {
                meshEditor.SetProperty(
                    editorParameter.ContourSpace, editorParameter.MarkStep
                    , editorParameter.ContourMinValue, editorParameter.ContourMaxValue
                    , editorParameter.ZMin, editorParameter.ZMax);
            }
        }
        /// <summary>
        /// 图层选中变化事件
        /// </summary>
        /// <param name="sender">图层树</param>
        /// <param name="e">事件参数</param>
        private void trvLayer_AfterCheckNode(object sender, DevExpress.XtraTreeList.NodeEventArgs e)
        {
            string strText = e.Node.GetDisplayText(0);
            bool bShow = e.Node.Checked;
            switch (strText)
            {
                case "网格":
                    meshEditor.ShowMesh(bShow);
                    //Trace.WriteLine(bShow.ToString());
                    break;
                case "等值线":
                    meshEditor.ShowIsopleth(bShow);
                    break;
                case "断层":
                    meshEditor.ShowFault(bShow);
                    break;
                case "控制点":
                    meshEditor.ShowControlPoint(bShow);
                    break;
                case "边界":
                    meshEditor.ShowBound(bShow);
                    break;
                case "附加线":
                    meshEditor.ShowOtherLines(bShow);
                    break;
                case "网格点":
                    meshEditor.ShowMeshVertex(bShow);
                    break;
            }
        }

        /// <summary>
        /// ppgs the parameter_ custom property descriptors.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void ppgParameter_CustomPropertyDescriptors(object sender, DevExpress.XtraVerticalGrid.Events.CustomPropertyDescriptorsEventArgs e)
        {
            if (e.Context.PropertyDescriptor == null)
            {
                e.Properties = e.Properties.Sort(new string[] {
                    "OperatorRadius"
                    ,"Strength"
                    ,"ComputeType"
                    ,"ContourSpace"
                    , "MarkStep"
                    , "ContourMinValue"
                    , "ContourMaxValue"
                    ,"ZMin"
                ,"ZMax"});
            }
        }
        /// <summary>
        /// 窗体关闭事件
        /// </summary>
        /// <param name="sender">窗体</param>
        /// <param name="e">事件参数</param>
        private void FormMain_FormClosing(object sender, FormClosingEventArgs e)
        {
            if(meshEditor.IsSaved == false 
                && meshEditor?.CanUndo() == true)
            {
                DialogResult result = MessageBox.Show(this, "文件已经修改，是否保存？"
                    , "退出", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
                if(result == DialogResult.Yes)
                {
                    WriteBack();
                    PushDataClick?.Invoke(sender, e);
                }
                else if(result == DialogResult.Cancel)
                {
                    e.Cancel = true;
                }
            }
        }

        private void meshEditor_Load(object sender, EventArgs e)
        {
        }

        private void bbtnOffsetFault_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor?.OffsetFault();
        }
        #region 二期功能
        /// <summary>
        /// 井点匹配点击事件.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnPointAdapt_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (formWellAdjustSetting == null)
            {
                formWellAdjustSetting = new FormWellAdjustSetting(100, 10, 0);
            }
            if(formWellAdjustSetting.ShowDialog() == DialogResult.OK)
            {
                string selected = formWellAdjustSetting.SelectedMode;
                string method = "井点校正";
                int methodType = 1;
                switch (selected)
                {
                    case "默认":
                    {
                        meshEditor.WellAdaptiveAdjust(
                        (float)formWellAdjustSetting.WellRadius
                        , (float)formWellAdjustSetting.ValueRange
                        , (float)formWellAdjustSetting.DecreasingFactor);
                    }
                    return;
                    //case "克里金":  method = "克里金井点校正";  methodType = 1; break;
                    case "RFB": method = "RFB井点校正"; methodType = 2; break;
                    case "IDW": method = "IDW井点校正"; methodType = 3; break;
                }

                double valueRange = formWellAdjustSetting.ValueRange;
                double lastValidFactor = formWellAdjustSetting.DilutionFactor;
                bool state = meshEditor.RectificationMeshWellCompute(valueRange, methodType, lastValidFactor);
                if (!state)
                {
                    return;
                }

                using (var dlg = new FrmRectificationProgress(() => meshEditor.GetWellRectificationProgress(),
                                                  () => meshEditor.MeshWellThreadStop(),
                                                  method))
                {
                    var result = dlg.ShowDialog(this);
                    if (result != DialogResult.Cancel)
                    {
                        meshEditor.OSGUpdateObjectView();
                        ppgParameter.Refresh();
                    }
                }
            }
        }

        /// <summary>
        /// 过滤等值线点击事件.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnFilterMesh_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (formFilterMeshSetting == null)
            {
                formFilterMeshSetting = new FormFilterMeshSetting(30);
            }
            if(formFilterMeshSetting.ShowDialog() == DialogResult.OK)
            {
                meshEditor.FilterMesh((float)formFilterMeshSetting.FilterValue);
            }
        }

        private float optimizeMeshRadius = 50;
        /// <summary>
        /// bbtns the optimize mesh_ item click.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnOptimizeMesh_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            optimizeMeshRadius = Convert.ToSingle(btxtOptimize.EditValue);
            meshEditor.StartOptimizeMesh(optimizeMeshRadius);
        }

        /// <summary>
        /// btxts the optimize_ edit value changed.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void btxtOptimize_EditValueChanged(object sender, EventArgs e)
        {
            optimizeMeshRadius = Convert.ToSingle(btxtOptimize.EditValue);
            meshEditor.OptimizeMeshRadius = optimizeMeshRadius;
        }
        /// <summary>
        /// 区域控制.
        /// </summary>
        /// <param name="sender">The sender.</param>
        /// <param name="e">The e.</param>
        private void bbtnPolygonOperator_DownChanged(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            meshEditor?.EnableDrawPolygon(bbtnPolygonOperator.Down);
        }
        private void bbtnDragUpPolygon_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            bool isChecked = Convert.ToBoolean(barEditItem1.EditValue);
            meshEditor?.StretchUpPolygon(isChecked);
        }

        private void bbtnDragDownPolygon_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            bool isChecked = Convert.ToBoolean(barEditItem1.EditValue);
            meshEditor?.PushDownPolygon(isChecked);
        }

        private void bbtnSmoothPolygon_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            bool isChecked = Convert.ToBoolean(barEditItem1.EditValue);
            meshEditor?.SmoothPolygon(isChecked);
        }
        #endregion

        private int influenceRadius = 30;       //初始影响半径
        private int strengthPercentage = 10;    //初始力度百分比
        private bool isAltPressed = false;      //是否按下 ALT 键

        /// <summary>
        /// 设置控件节点value
        /// </summary>
        /// <param name="targetName">控件名</param>
        /// <param name="value">值</param>
        private void SetEditorValue(string targetName, int value)
        {
            foreach (BaseRow row in ppgParameter.Rows)
            {
                if (row is CategoryRow categoryRow)
                {
                    foreach (BaseRow childRow in categoryRow.ChildRows)
                    {
                        if(childRow.Properties.Caption == targetName)
                        {
                            childRow.Properties.Value = value;
                        }
                    }
                }
            }
        }
        /// <summary>
        /// 设置控件节点value
        /// </summary>
        /// <param name="targetName">控件名</param>
        /// <param name="value">值</param>
        private void SetEditorValue(string targetName, double value)
        {
            foreach (BaseRow row in ppgParameter.Rows)
            {
                if (row is CategoryRow categoryRow)
                {
                    foreach (BaseRow childRow in categoryRow.ChildRows)
                    {
                        if (childRow.Properties.Caption == targetName)
                        {
                            childRow.Properties.Value = value;
                        }
                    }
                }
            }
        }

        private void OnRadiusUp()
        {
            influenceRadius += 5;
            if (influenceRadius > 300)
            {
                influenceRadius = 300;
            }

            SetEditorValue("影响半径", influenceRadius);
            meshEditor?.SetDrawCircle();
        }

        private void OnRadiusDown()
        {
            influenceRadius -= 5;
            if (influenceRadius < 1)
            {
                influenceRadius = 1;
            }
            SetEditorValue("影响半径", influenceRadius);
            meshEditor?.SetDrawCircle();
        }

        private void OnPressureUp()
        {
            strengthPercentage += 5;
            if (strengthPercentage > 100)
            {
                strengthPercentage = 100;
            }
            SetEditorValue("力度", strengthPercentage);
        }

        private void OnPressureDown()
        {
            strengthPercentage -= 5;
            if (strengthPercentage < 1)
            {
                strengthPercentage = 0;
            }
            SetEditorValue("力度", strengthPercentage);
        }

        private void UpdateStatus(bool state)
        {
            if (state)
            {
                this.bbtnDragDown.Down = true;
                isAltPressed = true;
                meshEditor?.StartDragDown();
            }
            else
            {
                this.bbtnDragUp.Down = true;
                isAltPressed = false;
                meshEditor?.StartDragUp();
            }
            meshEditor?.SetDrawCircle();
        }

        protected override void OnKeyDown(KeyEventArgs e)
        {
            base.OnKeyDown(e);

            // 按下“]”键放大影响半径
            if (e.KeyCode == Keys.OemCloseBrackets)
            {
                OnRadiusUp();
            }

            // 按下“[”键缩小影响半径
            if (e.KeyCode == Keys.OemOpenBrackets)
            {
                OnRadiusDown();
            }

            if (e.Shift)
            {
                // 按下“>”增加力度百分比
                if (e.KeyCode == Keys.OemPeriod)
                {
                    OnPressureUp();
                }

                // 按下“<”减少力度百分比
                if (e.KeyCode == Keys.Oemcomma)
                {
                    OnPressureDown();
                }
            }

            if (e.KeyCode == Keys.Menu)
            {  
                if(!isAltPressed)
                {
                    UpdateStatus(true); 
                }   
            }
        }

        protected override void OnKeyUp(KeyEventArgs e)
        {
            base.OnKeyUp(e);

            if (e.KeyCode == Keys.Menu)
            {
                if(isAltPressed)
                {
                    UpdateStatus(false);
                }
            }
        }

        private void bbtnCalculateZ_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (calculateZDialog == null)
            {
                calculateZDialog = new CalculateZDialog()
                {
                    StartPosition = FormStartPosition.CenterScreen,
                };
            }
            if (calculateZDialog.ShowDialog(this) == DialogResult.OK)
            {
                //运算 传入z值表达式
                string zExpression = calculateZDialog.GetZExpression().ToLower();
                bool state = meshEditor.CalculateZByExpression(zExpression);

                if(state)
                {
                    ppgParameter.Refresh();
                }
            }
        }

        private void barEditItem1_ItemClick(object sender, ItemClickEventArgs e)
        {
            
        }

        private void bbtnFaultControl_CheckedChanged(object sender, ItemClickEventArgs e)
        {
            var item = sender as BarCheckItem;
            if (item.Checked)
            {
                // 处理按下（选中）状态
                meshEditor?.SetFaultControlState(true);
            }
            else
            {
                // 处理释放（未选中）状态
                meshEditor?.SetFaultControlState(false);
            }
        }

        //private void RepositoryItemComboBox_SelectedIndexChanged(object sender, EventArgs e)
        //{
        //    // 获取当前选中的项
        //    var selectedItem = this.numbarEditItem.EditValue?.ToString();

        //    int num = int.Parse(selectedItem);
        //    meshEditor.Editor?.SetDecimalNumber(num);

        //    ppgParameter.Refresh();
        //}
    }
}