MapControlEx.cs 96 KB

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  1. using DevExpress.Map.Native;
  2. using DevExpress.Utils;
  3. using DevExpress.Utils.Design;
  4. using DevExpress.Utils.Svg;
  5. using DevExpress.XtraBars;
  6. using DevExpress.XtraMap;
  7. using System;
  8. using System.Collections.Generic;
  9. using System.ComponentModel;
  10. using System.ComponentModel.DataAnnotations;
  11. using System.Data.Common;
  12. using System.Data.SQLite;
  13. using System.Drawing;
  14. using System.Drawing.Imaging;
  15. using System.IO;
  16. using System.Linq;
  17. using System.Linq.Expressions;
  18. using System.Reflection;
  19. using System.Text;
  20. using System.Threading.Tasks;
  21. using System.Windows.Forms;
  22. using DevExpress.XtraMap.ItemEditor;
  23. using DxHelper;
  24. using System.Runtime.CompilerServices;
  25. using DevExpress.XtraPrinting;
  26. using DevExpress.Export.Xl;
  27. using DevExpress.XtraEditors;
  28. using DevExpress.Map.Dashboard;
  29. using DevExpress.XtraGrid;
  30. using DevExpress.XtraGrid.Views.Grid;
  31. using DevExpress.XtraGrid.Columns;
  32. using DevExpress.Map;
  33. using System.Threading;
  34. using System.ComponentModel.DataAnnotations.Schema;
  35. using XdCxRhDW.App.Model;
  36. //using RHDW.Model;
  37. /// <summary>
  38. /// 指示某个属性需要导出
  39. /// </summary>
  40. [AttributeUsage(AttributeTargets.Property, AllowMultiple = false)]
  41. public class ExportCellAttribute : Attribute
  42. {
  43. /// <summary>
  44. /// 指示某个属性需要导出
  45. /// </summary>
  46. public ExportCellAttribute()
  47. {
  48. }
  49. /// <summary>
  50. /// 指示某个属性需要导出
  51. /// </summary>
  52. /// <param name="format">浮点数(默认f4)、时间(默认yyyy-MM-dd HH:mm:ss)等导出时的格式化字符串</param>
  53. public ExportCellAttribute(string format)
  54. {
  55. this.Format = format;
  56. }
  57. /// <summary>
  58. /// 浮点数(默认f4)、时间(默认yyyy-MM-dd HH:mm:ss)等导出时的格式化字符串
  59. /// </summary>
  60. public string Format { get; set; }
  61. /// <summary>
  62. /// 列的排列顺序,未指定的ColumnIndex的按照属性顺序排在之后
  63. /// </summary>
  64. public int ColumnIndex { get; set; } = -1;
  65. }
  66. /// <summary>
  67. /// 指示某个属性在ToolTip中显示
  68. /// </summary>
  69. [AttributeUsage(AttributeTargets.Property, AllowMultiple = false)]
  70. public class ToolTipAttribute : Attribute
  71. {
  72. /// <summary>
  73. /// 指示某个属性在ToolTip中显示
  74. /// </summary>
  75. public ToolTipAttribute()
  76. {
  77. }
  78. /// <summary>
  79. /// 指示某个属性在ToolTip中显示
  80. /// </summary>
  81. /// <param name="format">浮点数(默认f4)、时间(默认yyyy-MM-dd HH:mm:ss)等导出时的格式化字符串</param>
  82. public ToolTipAttribute(string format)
  83. {
  84. this.Format = format;
  85. }
  86. /// <summary>
  87. /// 浮点数(默认f4)、时间(默认yyyy-MM-dd HH:mm:ss)等导出时的格式化字符串
  88. /// </summary>
  89. public string Format { get; set; }
  90. /// <summary>
  91. /// ToolTip从上到下的排列顺序,未指定的Index将按照属性顺序排在之后
  92. /// </summary>
  93. public int Index { get; set; } = 10000;
  94. }
  95. /// <summary>
  96. /// 定位点绑定到地图的对象
  97. /// </summary>
  98. public class PosData:BaseModel<long>
  99. {
  100. /// <summary>
  101. /// 信号时刻
  102. /// </summary>
  103. [Display(Name = "信号时刻")]
  104. [DisplayFormat(DataFormatString ="yyyy-MM-dd HH:mm:ss.fff")]
  105. [ExportCell(ColumnIndex = 0)]//如果导出了SigTime,则内部会自动按照SigTime降序排列后再导出
  106. [ToolTip(Index = 0)]
  107. public DateTime SigTime { get; set; }
  108. /// <summary>
  109. /// 定位经度
  110. /// </summary>
  111. [Display(Name = "定位经度", AutoGenerateField = false)]
  112. [ExportCell("f4")]
  113. [ToolTip("f4")]
  114. public double PosLon { get; set; }
  115. /// <summary>
  116. /// 定位纬度
  117. /// </summary>
  118. [Display(Name = "定位纬度", AutoGenerateField = false)]
  119. [ExportCell("f4")]
  120. [ToolTip("f4")]
  121. public double PosLat { get; set; }
  122. /// <summary>
  123. /// 定位经度
  124. /// </summary>
  125. [Display(Name = "镜像经度", AutoGenerateField = false)]
  126. [ExportCell("f4")]
  127. [ToolTip("f4")]
  128. public double MirrLon { get; set; }
  129. /// <summary>
  130. /// 定位纬度
  131. /// </summary>
  132. [Display(Name = "镜像纬度", AutoGenerateField = false)]
  133. [ExportCell("f4")]
  134. [ToolTip("f4")]
  135. public double MirrLat { get; set; }
  136. /// <summary>
  137. /// 当前点是否被选中(默认false)
  138. /// </summary>
  139. [Display(Name = "是否选中",AutoGenerateField =false)]
  140. [NotMapped]
  141. public bool Selected { get; set; }
  142. /// <summary>
  143. /// 当前点是否可见(默认true)
  144. /// </summary>
  145. [Display(Name = "是否可见", AutoGenerateField = false)]
  146. [NotMapped]
  147. public bool Visible { get; set; } = true;
  148. /// <summary>
  149. /// 用于生成颜色的一个key,相同的key具有相同的颜色,当ColorKey为html颜色时则使用此颜色(如#A1B2FF),默认红色#CC3333
  150. /// </summary>、
  151. [Display(Name = "颜色标记", AutoGenerateField = false)]
  152. [NotMapped]
  153. public string ColorKey { get; set; } = "#CC3333";
  154. /// <summary>
  155. /// 判断定位点是否在一个框选的矩形区域内
  156. /// </summary>
  157. /// <param name="startLon"></param>
  158. /// <param name="startLat"></param>
  159. /// <param name="endLon"></param>
  160. /// <param name="endLat"></param>
  161. /// <returns></returns>
  162. public bool InRectangle(double startLon, double startLat, double endLon, double endLat)
  163. {
  164. return PosLon >= startLon && PosLon <= endLon && PosLat >= startLat && PosLat <= endLat;
  165. }
  166. /// <summary>
  167. /// 内部调用的属性
  168. /// </summary>
  169. [Display(AutoGenerateField = false)]
  170. [NotMapped]
  171. internal int ClusterCount { get; set; } = 1;
  172. /// <summary>
  173. /// 内部调用的属性
  174. /// </summary>
  175. [Display(AutoGenerateField = false)]
  176. [NotMapped]
  177. internal int ClusterKey { get; set; } = int.MinValue;
  178. }
  179. public enum GoogleMapType
  180. {
  181. /// <summary>
  182. /// 卫星地图
  183. /// </summary>
  184. Sat = 47626774,
  185. /// <summary>
  186. /// 地形图
  187. /// </summary>
  188. Landform = 370833361,
  189. /// <summary>
  190. /// 混合地图
  191. /// </summary>
  192. Mix = 1024577166,
  193. /// <summary>
  194. /// 普通地图
  195. /// </summary>
  196. Normal = 1818940751
  197. }
  198. /// <summary>
  199. /// MapControl扩展类,封装了常用的非业务基础功能.
  200. /// 内置了4个图层,ImageTileLayer、DrawLayer、FixedDrawLayer、PosLayer.
  201. /// 必须首先调用UseDefalutOptions函数
  202. /// </summary>
  203. public static class MapControlEx
  204. {
  205. class InnerData
  206. {
  207. internal GeoPoint _mapMenuGeoPoint;
  208. internal Dictionary<int, MapItem> _clusterCache = new Dictionary<int, MapItem>();
  209. internal Dictionary<PosData, MapItem> _dataCache = new Dictionary<PosData, MapItem>();
  210. internal BarManager barM;
  211. internal PopupMenu mapMenu;
  212. internal PopupMenu posMenu;
  213. internal PopupMenu rectMenu;
  214. internal Action<(double starLon, double startLat, double centerLon, double centerLat,
  215. double endLon, double endLat, double lonRange, double latRange)> mOnRectChanged;
  216. internal MapItemStorage mMapStorage;
  217. internal MapItemStorage mMapStorageFixed;
  218. internal MapPolyline distinctPath;
  219. internal MapDot hoverPoint;
  220. internal ToolTipControllerShowEventArgs hoverTip;
  221. internal ToolTipController mapToolTip;
  222. internal MapItemStorage posStorge;
  223. internal MapRectangle rangeItem;
  224. internal MapDot dotItem = new MapDot() { Tag = "DrawRect" };
  225. internal bool drawingRect = false;
  226. internal bool mouseLeftDown = false;
  227. internal (double starLon, double startLat, double centerLon, double centerLat,
  228. double endLon, double endLat, double lonRange, double latRange)
  229. CurrentRect;
  230. internal MapDot preSelectedItem;
  231. internal Type posDataType;
  232. }
  233. private static GoogleMapType mMapType = GoogleMapType.Normal;
  234. private static List<MapControl> listMapCtrl = new List<MapControl>();
  235. private const int _dotSize = 8;
  236. private const int _selectedDotSize = 16;
  237. /// <summary>
  238. /// <para>设置地图通用属性并创建4个Layer.</para>
  239. /// <para>ImageLayer:绘制地图瓦片</para>
  240. /// <para>DrawLayer:地图绘制图层,右键可以擦除</para>
  241. /// <para>FixedDrawLayer:地图绘制层,右键无法擦除</para>
  242. /// <para>PosLayer:定位点绘制专用图层</para>
  243. /// </summary>
  244. /// <param name="ctrl"></param>
  245. /// <returns></returns>
  246. public static MapControl UseDefalutOptions(this MapControl ctrl)
  247. {
  248. var barM = new BarManager();
  249. barM.BeginInit();
  250. barM.Form = ctrl;
  251. var mapMeun = new PopupMenu() { Manager = barM };
  252. var posMenu = new PopupMenu() { Manager = barM };
  253. var rectMenu = new PopupMenu() { Manager = barM };
  254. barM.EndInit();
  255. listMapCtrl.Add(ctrl);
  256. var innerData = new InnerData();
  257. innerData.barM = barM;
  258. innerData.mapMenu = mapMeun;
  259. innerData.posMenu = posMenu;
  260. innerData.rectMenu = rectMenu;
  261. innerData.mapToolTip = new ToolTipController();
  262. innerData.mapToolTip.InitialDelay = 10;
  263. innerData.mapToolTip.KeepWhileHovered = true;
  264. innerData.mapToolTip.ReshowDelay = 10;
  265. innerData.mapToolTip.ShowBeak = true;
  266. innerData.mapToolTip.ToolTipAnchor = DevExpress.Utils.ToolTipAnchor.Cursor;
  267. innerData.mapToolTip.ToolTipType = ToolTipType.SuperTip;
  268. ctrl.Tag = innerData;
  269. ctrl.ToolTipController = innerData.mapToolTip;
  270. ctrl.ToolTipController.BeforeShow += (sender, e) =>
  271. {
  272. if (e.SelectedObject == null) return;
  273. if (e.SelectedObject.ToString() == ItemsEditorPanelAction.AddRectangle.ToString())
  274. {
  275. e.ToolTip = "绘制矩形";
  276. return;
  277. }
  278. var mapDot = e.SelectedObject as MapDot;
  279. if (mapDot == null) return;
  280. var posItem = mapDot.Tag as PosData;
  281. if (mapDot == null || posItem == null) return;
  282. SuperToolTip superToolTip = new SuperToolTip();
  283. if (posItem.ClusterCount == 1)
  284. {
  285. var props = posItem.GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public).ToList();
  286. var list = new List<(int Index, string Name, string Format, object Value)>();
  287. foreach (var prop in props)
  288. {
  289. var attrToolTip = prop.GetCustomAttribute<ToolTipAttribute>();
  290. if (attrToolTip == null) continue;
  291. string toolTipFormat = attrToolTip.Format;
  292. var val = prop.GetValue(posItem);
  293. string displayName = prop.Name;
  294. var attrDisplay = prop.GetCustomAttribute<DisplayAttribute>();
  295. if (attrDisplay != null && !string.IsNullOrWhiteSpace(attrDisplay.Name))
  296. displayName = attrDisplay.Name;
  297. int index = attrToolTip.Index;
  298. list.Add((index, displayName, toolTipFormat, val));
  299. }
  300. list = list.OrderBy(p => p.Index).ToList();
  301. foreach ((int Index, string Name, string Format, object val) in list)
  302. {
  303. string f = null;
  304. if (val is DateTime)
  305. {
  306. f = "yyyy-MM-dd HH:mm:ss";
  307. }
  308. else if (val is float || val is double || val is decimal)
  309. {
  310. f = "f4";
  311. }
  312. if (!string.IsNullOrWhiteSpace(Format))
  313. f = Format;
  314. string valStr;
  315. if (!string.IsNullOrWhiteSpace(f))
  316. valStr = ((dynamic)val).ToString(f);
  317. else
  318. valStr = val.ToString();
  319. ToolTipItem tipItem = new ToolTipItem();
  320. tipItem.Text = $"{Name}:{valStr}";
  321. superToolTip.Items.Add(tipItem);
  322. }
  323. }
  324. else
  325. {
  326. ToolTipItem tipItem = new ToolTipItem();
  327. tipItem.Text = $"当前位置附近有{posItem.ClusterCount}个定位点,放大可查看";
  328. superToolTip.Items.Add(tipItem);
  329. }
  330. e.SuperTip = superToolTip;
  331. };
  332. ctrl.MouseDown += (sender, e) =>
  333. {
  334. if (e.Button == MouseButtons.Right)
  335. {
  336. var hitInfo = ctrl.CalcHitInfo(e.Location);
  337. if (hitInfo.InMapRectangle && innerData.rangeItem != null)
  338. {
  339. rectMenu?.ShowPopup(Cursor.Position);
  340. }
  341. else if (hitInfo.InMapDot && hitInfo.MapDot.Tag is PosData)
  342. {
  343. var selectPos = (PosData)hitInfo.MapDot.Tag;
  344. if (!selectPos.Selected)
  345. {
  346. selectPos.Selected = true;
  347. ctrl.UpdatePosItem(selectPos);
  348. }
  349. if (selectPos.ClusterCount == 1)
  350. {
  351. posMenu?.ShowPopup(Cursor.Position);//选中了原始MapItem
  352. }
  353. else
  354. {
  355. //选中了聚合后的MapItem
  356. }
  357. }
  358. else
  359. {
  360. var geoPoint = ctrl.ScreenPointToCoordPoint(e.Location) as GeoPoint;
  361. innerData._mapMenuGeoPoint = geoPoint;
  362. innerData.mapMenu?.ShowPopup(Cursor.Position);
  363. }
  364. }
  365. else
  366. {
  367. innerData.mouseLeftDown = true;
  368. innerData.barM.CloseMenus();
  369. var hitInfo = ctrl.CalcHitInfo(e.Location);
  370. if (hitInfo.InMapDot && hitInfo.MapDot.Tag is PosData)
  371. {
  372. var selectPos = hitInfo.MapDot.Tag as PosData;
  373. if (!selectPos.Selected)
  374. {
  375. selectPos.Selected = true;
  376. ctrl.UpdatePosItem(selectPos);
  377. }
  378. }
  379. }
  380. };
  381. ctrl.MouseUp += (sender, e) =>
  382. {
  383. innerData.mouseLeftDown = false;
  384. };
  385. //中心点、缩放级别
  386. ctrl.MinZoomLevel = 3;
  387. ctrl.ZoomLevel = 5;
  388. ctrl.MaxZoomLevel = 14;
  389. ctrl.CenterPoint = new GeoPoint(18, 110);
  390. //禁用多余特效
  391. ctrl.EnableDelayedScrolling = true;
  392. ctrl.RenderMode = RenderMode.DirectX;
  393. ctrl.EnableAnimation = false;
  394. ctrl.EnableRotation = false;
  395. //ctrl.ShowSearchPanel = false;
  396. ctrl.SearchPanelOptions.Visible = false;
  397. ctrl.SelectionMode = ElementSelectionMode.Single;//只能单选图层上的元素
  398. ((GeoMapCoordinateSystem)ctrl.CoordinateSystem).CircularScrollingMode = CircularScrollingMode.TilesAndVectorItems;
  399. //地图下方导航栏
  400. ctrl.NavigationPanelOptions.Height = 35;
  401. ctrl.NavigationPanelOptions.BackgroundStyle.Fill = Color.Transparent;
  402. ctrl.NavigationPanelOptions.ShowScrollButtons = false;
  403. ctrl.NavigationPanelOptions.ShowZoomTrackbar = false;
  404. // ctrl.NavigationPanelOptions.ShowCoordinates = true;
  405. //ctrl.NavigationPanelOptions.ShowKilometersScale = false;
  406. //ctrl.NavigationPanelOptions.ShowMilesScale = false;
  407. ctrl.NavigationPanelOptions.CoordinatesStyle.Font = new Font("微软雅黑", 10F);
  408. ctrl.NavigationPanelOptions.ScaleStyle.Font = new Font("微软雅黑", 10F);
  409. // Create ImageTileLayer
  410. ImageLayer layer = new ImageLayer() { Name = "ImageTileLayer" };
  411. bool localGmdbDataEnable = false;//本地Data.Gmdb是否可用,可用时读取本地瓦片,否则执行Http请求资源
  412. var files = Directory.GetFiles(Application.StartupPath, "Data.gmdb", SearchOption.AllDirectories);
  413. if (files.Length > 0)
  414. {
  415. try
  416. {
  417. string conStr = string.Format("Data Source=\"{0}\";Page Size=32768", files[0]);
  418. var con = new SQLiteConnection(conStr);
  419. con.Open();
  420. con.Close();
  421. localGmdbDataEnable = true;
  422. }
  423. catch (Exception ex)
  424. {
  425. Console.Error.WriteLine(ex.Message);
  426. }
  427. }
  428. if (localGmdbDataEnable)
  429. {
  430. var provider = new ImageTileDataProvider();//地图瓦片提供者
  431. provider.TileSource = new ImageTileSource();//地图瓦片数据源接口实现
  432. layer.DataProvider = provider;
  433. }
  434. else
  435. {
  436. var provider = new HttpMapDataProvider();
  437. layer.DataProvider = provider;
  438. }
  439. ctrl.Layers.Add(layer);
  440. //地图绘制加载(标点、测距、框选等元素载体图层).用来绘制可擦除的元素
  441. var layerDraw = new VectorItemsLayer() { Name = "DrawLayer" };
  442. var drawDataStorage = new MapItemStorage();
  443. layerDraw.Data = drawDataStorage;
  444. ctrl.Layers.Add(layerDraw);
  445. innerData.mMapStorage = drawDataStorage;
  446. //绘制图层,不可手动擦除,一般用来绘制卫星、参考站等固定元素
  447. var layerDrawFixed = new VectorItemsLayer() { Name = "FixedDrawLayer" };
  448. var drawDataStorageFixed = new MapItemStorage();
  449. layerDrawFixed.Data = drawDataStorageFixed;
  450. ctrl.Layers.Add(layerDrawFixed);
  451. innerData.mMapStorageFixed = drawDataStorageFixed;
  452. //定位点专用PosLayer
  453. var layerPos = new VectorItemsLayer() { Name = "PosLayer" };
  454. layerPos.ToolTipPattern = "Test";//随便给一个,不然不会显示定位点的tooltip
  455. layerPos.AllowEditItems = true;
  456. layerPos.EnableHighlighting = false;
  457. layerPos.EnableSelection = false;
  458. ctrl.Layers.Add(layerPos);
  459. var posStorge = new MapItemStorage();
  460. layerPos.Data = posStorge;
  461. innerData.posStorge = posStorge;
  462. return ctrl;
  463. }
  464. /// <summary>
  465. /// 在框选矩形上增加右键菜单
  466. /// </summary>
  467. /// <param name="ctrl"></param>
  468. /// <param name="caption"></param>
  469. /// <param name="img"></param>
  470. /// <param name="action">一个回调,参数为选中的定位点</param>
  471. /// <returns></returns>
  472. public static MapControl AddPosMenu<T>(this MapControl ctrl, string caption, SvgImage img, Action<T> action) where T : PosData, new()
  473. {
  474. var btnCustom = new BarButtonItem() { Caption = caption };
  475. btnCustom.ImageOptions.SvgImage = img;
  476. btnCustom.Tag = ctrl;
  477. var innerData = ctrl.Tag as InnerData;
  478. btnCustom.ItemClick += (sender, e) =>
  479. {
  480. action((T)innerData.preSelectedItem.Tag);
  481. };
  482. innerData.barM.BeginInit();
  483. innerData.barM.Items.Add(btnCustom);
  484. innerData.posMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnCustom));
  485. innerData.barM.EndInit();
  486. return ctrl;
  487. }
  488. /// <summary>
  489. /// 在地图上增加右键菜单
  490. /// </summary>
  491. /// <param name="ctrl"></param>
  492. /// <param name="caption"></param>
  493. /// <param name="img"></param>
  494. /// <param name="action">一个回调,参数为点击位置的经纬度</param>
  495. /// <returns></returns>
  496. public static MapControl AddMapMenu(this MapControl ctrl, string caption, SvgImage img, Action<double, double> action)
  497. {
  498. var btnCustom = new BarButtonItem() { Caption = caption, Name = caption };
  499. btnCustom.ImageOptions.SvgImage = img;
  500. btnCustom.Tag = ctrl;
  501. var innerData = ctrl.Tag as InnerData;
  502. btnCustom.ItemClick += (sender, e) =>
  503. {
  504. action(innerData._mapMenuGeoPoint.Longitude, innerData._mapMenuGeoPoint.Latitude);
  505. };
  506. innerData.barM.BeginInit();
  507. innerData.barM.Items.Add(btnCustom);
  508. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnCustom));
  509. innerData.barM.EndInit();
  510. return ctrl;
  511. }
  512. /// <summary>
  513. /// 在框选矩形上增加右键菜单
  514. /// </summary>
  515. /// <param name="ctrl"></param>
  516. /// <param name="caption"></param>
  517. /// <param name="img"></param>
  518. /// <param name="action">一个回调,参数为框选的定位点</param>
  519. /// <returns></returns>
  520. public static MapControl AddRectMenu<T>(this MapControl ctrl, string caption, SvgImage img, Action<IEnumerable<T>> action) where T : PosData, new()
  521. {
  522. var btnCustom = new BarButtonItem() { Caption = caption };
  523. btnCustom.ImageOptions.SvgImage = img;
  524. btnCustom.Tag = ctrl;
  525. btnCustom.ItemClick += (sender, e) =>
  526. {
  527. var data = ctrl.GetRectPosItem<T>();
  528. action(data);
  529. };
  530. var innerData = ctrl.Tag as InnerData;
  531. innerData.barM.BeginInit();
  532. innerData.barM.Items.Add(btnCustom);
  533. innerData.rectMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnCustom));
  534. innerData.barM.EndInit();
  535. return ctrl;
  536. }
  537. /// <summary>
  538. /// 重新设置定位数据
  539. /// </summary>
  540. /// <typeparam name="T"></typeparam>
  541. /// <param name="items">数据源(指定null或空集合可以清空已有数据)</param>
  542. /// <param name="clearDrawLayer">是否清除DrawLayer上临时绘制的内容</param>
  543. public static void SetPosDataSource<T>(this MapControl ctrl, IEnumerable<T> items, bool clearDrawLayer = true) where T : PosData, new()
  544. {
  545. var innerData = ctrl.Tag as InnerData;
  546. innerData._dataCache.Clear();
  547. if (clearDrawLayer)
  548. ctrl.ClearDrawObj();
  549. innerData.posStorge.Items.Clear();
  550. if (items == null || !items.Any()) return;
  551. List<MapDot> list = new List<MapDot>();
  552. for (int i = 0; i < items.Count(); i++)
  553. {
  554. var p = items.ElementAt(i);
  555. var mapItem = new MapDot()
  556. {
  557. EnableHighlighting = DefaultBoolean.True,
  558. EnableSelection = DefaultBoolean.False,
  559. CanMove = false,
  560. Visible = p.Visible,
  561. IsHitTestVisible = true,
  562. Fill = ColorHelper.IsHtmlColor(p.ColorKey) ? ColorTranslator.FromHtml(p.ColorKey) : ColorHelper.GetColor(p.ColorKey),
  563. Size = _dotSize,
  564. Tag = items.ElementAt(i),
  565. Location = new GeoPoint(p.PosLat, p.PosLon)
  566. };
  567. list.Add(mapItem);
  568. innerData._dataCache.Add(p, mapItem);
  569. }
  570. innerData.posStorge.Items.AddRange(list);
  571. }
  572. /// <summary>
  573. /// 定位图层数据源添加一个定位点
  574. /// </summary>
  575. /// <typeparam name="T"></typeparam>
  576. /// <param name="item"></param>
  577. public static void AddPosItem<T>(this MapControl ctrl, T item) where T : PosData, new()
  578. {
  579. if (item.PosLon > 180) return;
  580. var innerData = ctrl.Tag as InnerData;
  581. var mapItem = new MapDot()
  582. {
  583. EnableHighlighting = DefaultBoolean.True,
  584. EnableSelection = DefaultBoolean.False,
  585. CanMove = false,
  586. Visible = item.Visible,
  587. IsHitTestVisible = true,
  588. Fill = ColorHelper.IsHtmlColor(item.ColorKey) ? ColorTranslator.FromHtml(item.ColorKey) : ColorHelper.GetColor(item.ColorKey),
  589. Size = _dotSize,
  590. Tag = item,
  591. Location = new GeoPoint(item.PosLat, item.PosLon)
  592. };
  593. innerData._dataCache.Add(item, mapItem);
  594. innerData.posStorge.Items.Add(mapItem);
  595. }
  596. /// <summary>
  597. /// 定位图层数据源删除定位点
  598. /// </summary>
  599. /// <typeparam name="T"></typeparam>
  600. /// <param name="ctrl"></param>
  601. /// <param name="data"></param>
  602. public static void DelPosItem<T>(this MapControl ctrl, IEnumerable<T> data) where T : PosData, new()
  603. {
  604. if (data == null || !data.Any()) return;
  605. foreach (var item in data)
  606. {
  607. ctrl.DelPosItem(item);
  608. }
  609. ctrl.Refresh();
  610. }
  611. /// <summary>
  612. /// 定位图层数据源删除定位点
  613. /// </summary>
  614. /// <typeparam name="T"></typeparam>
  615. /// <param name="ctrl"></param>
  616. /// <param name="data"></param>
  617. public static void DelPosItem<T>(this MapControl ctrl, T item) where T : PosData, new()
  618. {
  619. if (item == null) return;
  620. var innerData = ctrl.Tag as InnerData;
  621. if (innerData._dataCache.ContainsKey(item))
  622. {
  623. innerData.posStorge.Items.Remove(innerData._dataCache[item]);
  624. innerData._dataCache.Remove(item);
  625. }
  626. ctrl.Refresh();
  627. }
  628. /// <summary>
  629. /// 定位图层数据源删除定位点
  630. /// </summary>
  631. /// <typeparam name="T"></typeparam>
  632. /// <param name="ctrl"></param>
  633. /// <param name="data"></param>
  634. public static void DelPosItem<T>(this MapControl ctrl, Func<T, bool> predicate) where T : PosData, new()
  635. {
  636. var innerData = ctrl.Tag as InnerData;
  637. List<PosData> keys = new List<PosData>();
  638. foreach (var item in innerData._dataCache.Keys)
  639. {
  640. if (predicate((T)item))
  641. keys.Add(item);
  642. }
  643. foreach (var item in keys)
  644. {
  645. ctrl.DelPosItem(item);
  646. }
  647. ctrl.Refresh();
  648. }
  649. /// <summary>
  650. /// 更新定位数据(可以更新可见性、颜色、经纬度、选中状态)
  651. /// </summary>
  652. /// <typeparam name="T"></typeparam>
  653. /// <param name="ctrl"></param>
  654. /// <param name="item"></param>
  655. /// <param name="setCenter">是否将这个点设置到地图中心显示</param>
  656. public static void UpdatePosItem<T>(this MapControl ctrl, T item, bool setCenter = false) where T : PosData, new()
  657. {
  658. if (item == null) return;
  659. var innerData = ctrl.Tag as InnerData;
  660. if (innerData._dataCache.ContainsKey(item))
  661. {
  662. var mapDot = innerData._dataCache[item] as MapDot;
  663. mapDot.Visible = item.Visible;//外部修改了可见性
  664. mapDot.Fill = ColorHelper.IsHtmlColor(item.ColorKey) ? ColorTranslator.FromHtml(item.ColorKey) : ColorHelper.GetColor(item.ColorKey);//外部修改了颜色
  665. mapDot.Location = new GeoPoint(item.PosLat, item.PosLon);//外部修改了位置
  666. if (mapDot.Size != (item.Selected ? _selectedDotSize : _dotSize))//外部修改了选中状态
  667. {
  668. mapDot.Size = item.Selected ? _selectedDotSize : _dotSize;
  669. mapDot.StrokeWidth = item.Selected ? 0 : 1;
  670. if (item.ClusterCount > 1)
  671. {
  672. if (innerData._clusterCache.TryGetValue(item.ClusterKey, out MapItem clusterItem))
  673. {
  674. (clusterItem as MapDot).Size = item.Selected ? _selectedDotSize : _dotSize;
  675. }
  676. }
  677. if (mapDot.ClusteredItems.Any())
  678. (mapDot.ClusteredItems[0] as MapDot).Size = _selectedDotSize;
  679. if (item.Selected)
  680. {
  681. //让选中的Item在上层
  682. var idx = innerData.posStorge.Items.IndexOf(mapDot);
  683. innerData.posStorge.Items.Swap(idx, innerData.posStorge.Items.Count - 1);
  684. //innerData.posStorge.Items.Add(mapDot);
  685. //需要将上次选中的点设置为未选中
  686. if (innerData.preSelectedItem != null)
  687. {
  688. innerData.preSelectedItem.Size = _dotSize;
  689. (innerData.preSelectedItem.Tag as PosData).Selected = false;
  690. if ((innerData.preSelectedItem.Tag as PosData).ClusterCount > 1)
  691. {
  692. if (innerData._clusterCache.TryGetValue((innerData.preSelectedItem.Tag as PosData).ClusterKey, out MapItem clusterItem))
  693. {
  694. (clusterItem as MapDot).Size = _dotSize + 2;
  695. }
  696. }
  697. }
  698. innerData.preSelectedItem = mapDot;
  699. }
  700. }
  701. if (setCenter && item.Visible)
  702. ctrl.SetCenterPoint(item.PosLon, item.PosLat, false);
  703. }
  704. }
  705. /// <summary>
  706. /// 更新定位数据(可以更新可见性、颜色、经纬度)
  707. /// </summary>
  708. /// <typeparam name="T"></typeparam>
  709. /// <param name="ctrl"></param>
  710. /// <param name="item"></param>
  711. public static void UpdatePosItem<T>(this MapControl ctrl, IEnumerable<T> items) where T : PosData, new()
  712. {
  713. if (items == null || !items.Any()) return;
  714. var innerData = ctrl.Tag as InnerData;
  715. foreach (var item in items)
  716. {
  717. if (innerData._dataCache.ContainsKey(item))
  718. {
  719. var mapDot = innerData._dataCache[item] as MapDot;
  720. mapDot.Visible = item.Visible;//外部修改了可见性
  721. mapDot.Fill = ColorHelper.IsHtmlColor(item.ColorKey) ? ColorTranslator.FromHtml(item.ColorKey) : ColorHelper.GetColor(item.ColorKey);//外部修改了颜色
  722. mapDot.Location = new GeoPoint(item.PosLat, item.PosLon);//外部修改了位置
  723. }
  724. }
  725. }
  726. /// <summary>
  727. /// 设置地图中心点
  728. /// </summary>
  729. /// <param name="ctrl"></param>
  730. /// <param name="lon"></param>
  731. /// <param name="lat"></param>
  732. /// <param name="animated">是否显示动画</param>
  733. /// <returns></returns>
  734. public static MapControl SetCenterPoint(this MapControl ctrl, double lon, double lat, bool animated = false)
  735. {
  736. ctrl.SetCenterPoint(new GeoPoint(lat, lon), animated);
  737. return ctrl;
  738. }
  739. /// <summary>
  740. /// 地图上添加图片
  741. /// </summary>
  742. /// <param name="ctrl"></param>
  743. /// <param name="tag"></param>
  744. /// <param name="imgLat"></param>
  745. /// <param name="imgLon"></param>
  746. /// <param name="img"></param>
  747. /// <param name="toolTip"></param>
  748. public static void DrawFixedImg(this MapControl ctrl, string tag, double imgLat, double imgLon, Image img, string toolTip = "")
  749. {
  750. var innerData = ctrl.Tag as InnerData;
  751. var item = new MapCustomElement() { Tag = tag };
  752. item.UseAnimation = false;
  753. item.BackgroundDrawingMode = ElementState.None;
  754. item.Location = new GeoPoint(imgLat, imgLon);
  755. item.Image = img;
  756. item.ToolTipPattern = toolTip;
  757. innerData.mMapStorageFixed.Items.Add(item);
  758. }
  759. /// <summary>
  760. /// 地图上添加指定大小图片
  761. /// </summary>
  762. /// <param name="ctrl"></param>
  763. /// <param name="tag"></param>
  764. /// <param name="imgLat"></param>
  765. /// <param name="imgLon"></param>
  766. /// <param name="img"></param>
  767. /// <param name="size"></param>
  768. /// <param name="toolTip"></param>
  769. public static void DrawFixedImg(this MapControl ctrl, string tag, double imgLat, double imgLon, SvgImage img, Size size, string toolTip = "")
  770. {
  771. var innerData = ctrl.Tag as InnerData;
  772. var item = new MapCustomElement() { Tag = tag };
  773. item.UseAnimation = false;
  774. item.BackgroundDrawingMode = ElementState.None;
  775. item.Location = new GeoPoint(imgLat, imgLon);
  776. item.SvgImage = img;
  777. item.SvgImageSize = size;
  778. item.ToolTipPattern = toolTip;
  779. innerData.mMapStorageFixed.Items.Add(item);
  780. }
  781. public static void DelFixedImg(this MapControl ctrl, string tag)
  782. {
  783. var innerData = ctrl.Tag as InnerData;
  784. var delItems = innerData.mMapStorageFixed.Items.ToList().FindAll(p => p.Tag.ToString() == tag);
  785. foreach (var item in delItems)
  786. {
  787. innerData.mMapStorageFixed.Items.Remove(item);
  788. }
  789. }
  790. /// <summary>
  791. /// 获取当前矩形框选的定位点
  792. /// </summary>
  793. /// <param name="ctrl"></param>
  794. /// <returns></returns>
  795. public static IEnumerable<T> GetRectPosItem<T>(this MapControl ctrl) where T : PosData, new()
  796. {
  797. var innerData = ctrl.Tag as InnerData;
  798. if (innerData.CurrentRect == default) return new List<T>();
  799. var rect = ctrl.GetCurrentRect();
  800. double startLon = rect.starLon;
  801. double startLat = rect.startLat;
  802. double endLon = rect.endLon;
  803. double endLat = rect.endLat;
  804. var temp = innerData._dataCache.Keys.Where(p => p.InRectangle(startLon, startLat, endLon, endLat));
  805. var res = temp.Select(p => (T)p);
  806. return res;
  807. }
  808. /// <summary>
  809. /// <para>设置地图瓦片Http地址.格式如http://192.168.100.63:58089</para>
  810. /// <para>当客户端本地运行目录或子目录存在Data.gmdb时Http接口不会被调用</para>
  811. /// </summary>
  812. /// <param name="ctrl"></param>
  813. /// <param name="httpAddr">such as http://192.168.100.63:58089</param>
  814. /// <returns></returns>
  815. public static MapControl SetMapDataHttpAddr(this MapControl ctrl, string httpAddr)
  816. {
  817. var provider = ctrl.GetImageLayer().DataProvider;
  818. if (provider is HttpMapDataProvider)
  819. {
  820. var tileSource = ((provider as HttpMapDataProvider).TileSource as HttpTileSource);
  821. tileSource.HttpServerAddr = httpAddr;
  822. }
  823. return ctrl;
  824. }
  825. /// <summary>
  826. /// 定位点使用内置聚合器
  827. /// </summary>
  828. /// <param name="ctrl"></param>
  829. /// <returns></returns>
  830. public static MapControl UseCluster(this MapControl ctrl)
  831. {
  832. var innerData = ctrl.Tag as InnerData;
  833. innerData.posStorge.Clusterer = new PosClusterer(ctrl);//定位点聚合器
  834. return ctrl;
  835. }
  836. /// <summary>
  837. /// 为地图添加右键测距功能
  838. /// </summary>
  839. /// <returns></returns>
  840. public static MapControl UseDistanceLine(this MapControl ctrl)
  841. {
  842. var btnDistance = new BarButtonItem() { Caption = "测距" };
  843. btnDistance.ImageOptions.SvgImage = SvgHelper.CreateDistanceLine();
  844. btnDistance.Tag = ctrl;
  845. btnDistance.ItemClick += DistanceLine_ItemClick;
  846. var innerData = ctrl.Tag as InnerData;
  847. innerData.barM.BeginInit();
  848. innerData.barM.Items.Add(btnDistance);
  849. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnDistance));
  850. innerData.barM.EndInit();
  851. return ctrl;
  852. }
  853. /// <summary>
  854. /// 为地图添加右键标点功能
  855. /// </summary>
  856. /// <param name="ctrl"></param>
  857. /// <param name="menu"></param>
  858. /// <param name="item"></param>
  859. /// <returns></returns>
  860. public static MapControl UseMarkDot(this MapControl ctrl)
  861. {
  862. var btnMarkDot = new BarButtonItem() { Caption = "标点" };
  863. btnMarkDot.ImageOptions.SvgImage = SvgHelper.CreateMarkDot();
  864. btnMarkDot.Tag = ctrl;
  865. btnMarkDot.ItemClick += MarkDot_ItemClick;
  866. var innerData = ctrl.Tag as InnerData;
  867. innerData.barM.BeginInit();
  868. innerData.barM.Items.Add(btnMarkDot);
  869. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnMarkDot));
  870. innerData.barM.EndInit();
  871. return ctrl;
  872. }
  873. /// <summary>
  874. /// 为地图添加清除功能
  875. /// </summary>
  876. /// <param name="ctrl"></param>
  877. /// <param name="item"></param>
  878. /// <returns></returns>
  879. public static MapControl UseClearAll(this MapControl ctrl)
  880. {
  881. var btnClearAll = new BarButtonItem() { Caption = "清除" };
  882. btnClearAll.ImageOptions.SvgImage = SvgHelper.CreateClear();
  883. btnClearAll.Tag = ctrl;
  884. btnClearAll.ItemClick += (sender, e) => ctrl.ClearDrawObj();
  885. var innerData = ctrl.Tag as InnerData;
  886. innerData.barM.BeginInit();
  887. innerData.barM.Items.Add(btnClearAll);
  888. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnClearAll));
  889. innerData.barM.EndInit();
  890. return ctrl;
  891. }
  892. /// <summary>
  893. /// 为地图添加导出图片功能
  894. /// </summary>
  895. /// <param name="ctrl"></param>
  896. /// <param name="item"></param>
  897. /// <returns></returns>
  898. public static MapControl UseExportImg(this MapControl ctrl)
  899. {
  900. var btnExportImg = new BarButtonItem() { Caption = "导出图片" };
  901. btnExportImg.ImageOptions.SvgImage = SvgHelper.CreateExportImg();
  902. btnExportImg.Tag = ctrl;
  903. btnExportImg.ItemClick += ExportImg_ItemClick;
  904. var innerData = ctrl.Tag as InnerData;
  905. innerData.barM.BeginInit();
  906. innerData.barM.Items.Add(btnExportImg);
  907. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnExportImg));
  908. innerData.barM.EndInit();
  909. return ctrl;
  910. }
  911. /// <summary>
  912. /// 为地图添加导出图片功能
  913. /// </summary>
  914. /// <param name="ctrl"></param>
  915. /// <param name="item"></param>
  916. /// <returns></returns>
  917. public static MapControl UseExportCsv(this MapControl ctrl, bool exportHeader = true)
  918. {
  919. var innerData = ctrl.Tag as InnerData;
  920. var btnExportCsv = new BarButtonItem() { Caption = "导出Csv" };
  921. btnExportCsv.ImageOptions.SvgImage = SvgHelper.CreateExportCsv();
  922. btnExportCsv.Tag = ctrl;
  923. btnExportCsv.ItemClick += (sender, e) =>
  924. {
  925. if (!innerData._dataCache.Any()) return;
  926. bool exportSigTime = false;
  927. Dictionary<string, string> cellFormats = new Dictionary<string, string>();//单元格的format
  928. var props = innerData._dataCache.Keys.GetType().GetGenericArguments().First().GetProperties(BindingFlags.Public | BindingFlags.Instance);
  929. List<(int ColumnIndex, PropertyInfo Prop, string Header)> listPorps = new List<(int, PropertyInfo, string)>();
  930. foreach (var prop in props)
  931. {
  932. ExportCellAttribute attrExport = prop.GetCustomAttribute<ExportCellAttribute>();
  933. if (attrExport == null) continue;
  934. if (prop.Name == nameof(PosData.SigTime))
  935. exportSigTime = true;
  936. if (!string.IsNullOrWhiteSpace(attrExport.Format))
  937. {
  938. cellFormats.Add(prop.Name, attrExport.Format);
  939. }
  940. if (attrExport.ColumnIndex == -1)
  941. attrExport.ColumnIndex = 10000;
  942. var attrDisplay = prop.GetCustomAttribute<DisplayAttribute>();
  943. if (attrDisplay != null && !string.IsNullOrWhiteSpace(attrDisplay.Name))
  944. listPorps.Add((attrExport.ColumnIndex, prop, attrDisplay.Name));
  945. else
  946. listPorps.Add((attrExport.ColumnIndex, prop, prop.Name));
  947. }
  948. listPorps = listPorps.OrderBy(p => p.ColumnIndex).ToList();
  949. using (var dialog = new SaveFileDialog())
  950. {
  951. dialog.Filter = "CSV文件|*.csv";
  952. dialog.AddExtension = true;
  953. dialog.FileName = $"Pos{DateTime.Now:yyyyMMddHHmmss}.csv";
  954. if (dialog.ShowDialog() == DialogResult.OK)
  955. {
  956. var list = innerData._dataCache.Keys as IEnumerable<PosData>;
  957. if (exportSigTime)
  958. list = list.OrderByDescending(p => p.SigTime);//如果导出了SigTime,则自动按照SigTime降序排列后导出
  959. StreamWriter sw = new StreamWriter(dialog.FileName, false, new UTF8Encoding(true));//utf8-bom
  960. if (exportHeader)
  961. {
  962. foreach (var prop in listPorps)
  963. {
  964. sw.Write($"{prop.Header},");
  965. }
  966. sw.WriteLine();
  967. }
  968. WaitHelper.ShowOverlayForm(ctrl);
  969. long count = list.Count() * listPorps.Count;
  970. int idx = 1;
  971. foreach (var item in list)
  972. {
  973. foreach (var prop in listPorps)
  974. {
  975. WaitHelper.UpdateOverlyText($"{idx * 100 / count}%");
  976. var value = prop.Prop.GetValue(item);
  977. string str = null;
  978. if (cellFormats.ContainsKey(prop.Prop.Name))
  979. {
  980. str = ((dynamic)value).ToString(cellFormats[prop.Prop.Name]);
  981. }
  982. else
  983. {
  984. if (value is DateTime)
  985. str = $"{(DateTime)value:yyyy-MM-dd HH:mm:ss}";
  986. else if (value is float || value is double || value is decimal)
  987. {
  988. dynamic valD = value;
  989. str = ((dynamic)value).ToString("f4");
  990. }
  991. }
  992. sw.Write($"{str},");
  993. idx++;
  994. }
  995. sw.WriteLine();
  996. }
  997. sw.Close();
  998. WaitHelper.CloseOverlayForm();
  999. }
  1000. }
  1001. GC.Collect();
  1002. };
  1003. innerData.barM.BeginInit();
  1004. innerData.barM.Items.Add(btnExportCsv);
  1005. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnExportCsv));
  1006. innerData.barM.EndInit();
  1007. return ctrl;
  1008. }
  1009. /// <summary>
  1010. /// 为地图添加导出Excel数据功能
  1011. /// </summary>
  1012. /// <typeparam name="T"></typeparam>
  1013. /// <param name="ctrl"></param>
  1014. /// <param name="exportHeader">是否导出列头</param>
  1015. /// <returns></returns>
  1016. public static MapControl UseExportXlsx(this MapControl ctrl, bool exportHeader = true)
  1017. {
  1018. Action action = () =>
  1019. {
  1020. var btnExportXlsx = new BarButtonItem() { Caption = "导出Excel" };
  1021. btnExportXlsx.ImageOptions.SvgImage = SvgHelper.CreateExportXlsx();
  1022. var innerData = ctrl.Tag as InnerData;
  1023. innerData.barM.BeginInit();
  1024. innerData.barM.Items.Add(btnExportXlsx);
  1025. innerData.mapMenu.LinksPersistInfo.Add(new LinkPersistInfo(btnExportXlsx));
  1026. innerData.barM.EndInit();
  1027. btnExportXlsx.ItemClick += (sender, e) =>
  1028. {
  1029. if (!innerData._dataCache.Any()) return;
  1030. GridControl gc = new GridControl();
  1031. GridView view = new GridView();
  1032. view.GridControl = gc;
  1033. gc.MainView = view;
  1034. gc.ViewCollection.Add(view);
  1035. view.OptionsPrint.ShowPrintExportProgress = false;
  1036. bool exportSigTime = false;
  1037. Dictionary<string, string> cellFormats = new Dictionary<string, string>();//单元格的format
  1038. var props = innerData._dataCache.Keys.GetType().GetGenericArguments().First().GetProperties(BindingFlags.Public | BindingFlags.Instance);
  1039. foreach (var prop in props)
  1040. {
  1041. ExportCellAttribute attrExport = prop.GetCustomAttribute<ExportCellAttribute>();
  1042. if (attrExport == null) continue;
  1043. if (prop.Name == nameof(PosData.SigTime))
  1044. exportSigTime = true;
  1045. if (!string.IsNullOrWhiteSpace(attrExport.Format))
  1046. {
  1047. cellFormats.Add(prop.Name, attrExport.Format);
  1048. }
  1049. var col = new GridColumn();
  1050. col.FieldName = prop.Name;
  1051. col.Visible = true;
  1052. var attr = prop.GetCustomAttribute<DisplayAttribute>();
  1053. if (attr != null && !string.IsNullOrWhiteSpace(attr.Name))
  1054. col.Caption = attr.Name;
  1055. else
  1056. col.Caption = prop.Name;
  1057. if (attrExport.ColumnIndex >= 0)
  1058. col.VisibleIndex = attrExport.ColumnIndex;
  1059. view.Columns.Add(col);
  1060. }
  1061. gc.Visible = false;
  1062. gc.Parent = ctrl.Parent;
  1063. using (var dialog = new SaveFileDialog())
  1064. {
  1065. dialog.Filter = "Excel文件|*.xlsx";
  1066. dialog.AddExtension = true;
  1067. dialog.FileName = $"Pos{DateTime.Now:yyyyMMddHHmmss}.xlsx";
  1068. if (dialog.ShowDialog() == DialogResult.OK)
  1069. {
  1070. var list = innerData._dataCache.Keys.ToList();
  1071. if (exportSigTime)
  1072. list = list.OrderByDescending(p => p.SigTime).ToList();//如果导出了SigTime,则自动按照SigTime降序排列后导出
  1073. gc.DataSource = list;
  1074. gc.Visible = true;
  1075. var exportType = DevExpress.Export.ExportSettings.DefaultExportType;
  1076. var options = new XlsxExportOptionsEx();
  1077. WaitHelper.ShowOverlayForm(ctrl);
  1078. options.ExportProgress += arg =>
  1079. {
  1080. WaitHelper.UpdateOverlyText($"{arg.ProgressPercentage}%");
  1081. if (arg.ProgressPercentage >= 100)
  1082. {
  1083. WaitHelper.CloseOverlayForm();
  1084. }
  1085. };
  1086. view.OptionsPrint.PrintHeader = exportHeader;
  1087. options.CustomizeCell += arg =>
  1088. {
  1089. arg.Handled = true;
  1090. var aligmentCenter = new XlCellAlignment()
  1091. {
  1092. HorizontalAlignment = XlHorizontalAlignment.Center,
  1093. VerticalAlignment = XlVerticalAlignment.Center
  1094. };
  1095. var aligmentLeft = new XlCellAlignment()
  1096. {
  1097. HorizontalAlignment = XlHorizontalAlignment.Left,
  1098. VerticalAlignment = XlVerticalAlignment.Center
  1099. };
  1100. if (arg.Value is bool)
  1101. {
  1102. arg.Formatting.Alignment = aligmentCenter;
  1103. arg.Value = ((bool)arg.Value) ? "☑" : "☐";
  1104. }
  1105. if (arg.Value is DateTime)
  1106. {
  1107. arg.Formatting.Alignment = aligmentLeft;
  1108. arg.Formatting.FormatType = FormatType.DateTime;
  1109. arg.Formatting.FormatString = "yyyy-MM-dd HH:mm:ss";
  1110. }
  1111. else if (arg.Value is float || arg.Value is double || arg.Value is decimal)
  1112. {
  1113. arg.Formatting.Alignment = aligmentLeft;
  1114. arg.Formatting.FormatType = FormatType.Numeric;
  1115. arg.Formatting.FormatString = "f4";
  1116. }
  1117. if (cellFormats.ContainsKey(arg.ColumnFieldName))
  1118. {
  1119. arg.Formatting.FormatString = cellFormats[arg.ColumnFieldName];
  1120. }
  1121. };
  1122. view.OptionsPrint.ShowPrintExportProgress = false;
  1123. DevExpress.Export.ExportSettings.DefaultExportType = DevExpress.Export.ExportType.DataAware;
  1124. gc.ExportToXlsx(dialog.FileName, options);
  1125. DevExpress.Export.ExportSettings.DefaultExportType = exportType;
  1126. gc.Visible = false;
  1127. }
  1128. }
  1129. gc.Parent = null;
  1130. gc.Dispose();
  1131. GC.Collect();
  1132. };
  1133. };
  1134. if (ctrl.Parent == null)
  1135. {
  1136. ctrl.ParentChanged += (sender, e) => action();
  1137. }
  1138. else
  1139. {
  1140. action();
  1141. }
  1142. return ctrl;
  1143. }
  1144. /// <summary>
  1145. /// 为地图添加矩形框选区域功能
  1146. /// </summary>
  1147. /// <returns></returns>
  1148. public static MapControl UseDrawRect(this MapControl ctrl, Action<(double starLon, double startLat, double centerLon, double centerLat,
  1149. double endLon, double endLat, double lonRange, double latRange)> onRectChanged = null)
  1150. {
  1151. var innerData = ctrl.Tag as InnerData;
  1152. innerData.mOnRectChanged = onRectChanged;
  1153. ctrl.MapEditor.ShowEditorPanel = true;
  1154. ctrl.MapEditor.PanelOptions.ShowAddCalloutButton = false;
  1155. ctrl.MapEditor.PanelOptions.ShowAddCustomElementButton = false;
  1156. ctrl.MapEditor.PanelOptions.ShowAddDotButton = false;
  1157. ctrl.MapEditor.PanelOptions.ShowAddEllipseButton = false;
  1158. ctrl.MapEditor.PanelOptions.ShowAddLineButton = false;
  1159. ctrl.MapEditor.PanelOptions.ShowAddPathButton = false;
  1160. ctrl.MapEditor.PanelOptions.ShowAddPolylineButton = false;
  1161. ctrl.MapEditor.PanelOptions.ShowAddPushpinButton = false;
  1162. ctrl.MapEditor.PanelOptions.ShowAddSplineButton = false;
  1163. ctrl.MapEditor.PanelOptions.ShowEditModeButton = false;
  1164. ctrl.MapEditor.PanelOptions.ShowTransformModeButton = false;
  1165. ctrl.MapEditor.PanelOptions.ShowUndoRedoButtons = false;
  1166. ctrl.MouseMove += DrawRect_MouseMove;
  1167. ctrl.MapEditor.MapItemCreating += (sender, e) =>
  1168. {
  1169. if (!innerData.mouseLeftDown)
  1170. {
  1171. e.Cancel = true;
  1172. return;
  1173. }
  1174. if (!(e.Item is MapRectangle)) return;
  1175. var items = innerData.mMapStorage.Items.ToList().FindAll(p => p.Tag != null && p.Tag.ToString() == "DrawRect");
  1176. ctrl.MapEditor.RemoveItems(items);
  1177. var item = e.Item as MapRectangle;
  1178. item.Tag = "DrawRect";
  1179. item.CanMove = false;
  1180. item.CanResize = false;
  1181. item.EnableSelection = DefaultBoolean.False;
  1182. item.EnableHighlighting = DefaultBoolean.True;
  1183. innerData.rangeItem = item;
  1184. if (innerData.rangeItem.Height == 0 && innerData.rangeItem.Width == 0)
  1185. {
  1186. innerData.rangeItem.Height = 5;
  1187. innerData.rangeItem.Width = 5;
  1188. }
  1189. item.Fill = Color.FromArgb(50, Color.FromArgb(23, 107, 209));
  1190. item.Stroke = Color.FromArgb(23, 107, 209);
  1191. item.StrokeWidth = 1;
  1192. innerData.dotItem.Fill = Color.Red;
  1193. innerData.dotItem.Size = 6;
  1194. innerData.dotItem.Location = innerData.rangeItem.GetCenter();
  1195. innerData.mMapStorage.Items.Add(innerData.rangeItem);
  1196. innerData.mMapStorage.Items.Add(innerData.dotItem);
  1197. DrawRect_MouseMove(ctrl, null);
  1198. var layer = ctrl.Layers.Find(p => p.Name == "");
  1199. if (layer != null) ctrl.Layers.Remove(layer);
  1200. };
  1201. ctrl.MapEditor.MapItemEdited += (sender, e) =>
  1202. {
  1203. innerData.drawingRect = e.Action == MapEditorAction.Create;
  1204. };
  1205. return ctrl;
  1206. }
  1207. /// <summary>
  1208. /// 绘制矩形
  1209. /// </summary>
  1210. /// <param name="ctrl"></param>
  1211. /// <param name="startLon"></param>
  1212. /// <param name="startLat"></param>
  1213. /// <param name="endLon"></param>
  1214. /// <param name="endLat"></param>
  1215. public static void DrawRect(this MapControl ctrl, double startLon, double startLat, double endLon, double endLat, bool recCallback = false)
  1216. {
  1217. var innerData = ctrl.Tag as InnerData;
  1218. if (innerData.rangeItem != null)
  1219. innerData.mMapStorage.Items.Remove(innerData.rangeItem);
  1220. if (innerData.dotItem != null)
  1221. innerData.mMapStorage.Items.Remove(innerData.dotItem);
  1222. double centerLon = (startLon + endLon) / 2;
  1223. double centerLat = (startLat + endLat) / 2;
  1224. var size = BoundingRectItemHelper.CalculateRectangleSize(ctrl.CoordinateSystem,
  1225. new GeoPoint(startLat, startLon),
  1226. new GeoPoint(endLat, endLon));
  1227. innerData.dotItem.Location = new GeoPoint(centerLat, centerLon);
  1228. innerData.dotItem.Fill = Color.Red;
  1229. innerData.dotItem.Size = 8;
  1230. var rect = new MapRectangle()
  1231. {
  1232. CanMove = false,
  1233. CanResize = false,
  1234. EnableSelection = DefaultBoolean.False,
  1235. EnableHighlighting = DefaultBoolean.True,
  1236. Tag = "DrawRect",
  1237. Width = size.Width,
  1238. Height = size.Height,
  1239. Location = new GeoPoint(startLat, startLon),
  1240. Fill = Color.FromArgb(50, Color.FromArgb(23, 107, 209)),
  1241. Stroke = Color.FromArgb(23, 107, 209),
  1242. StrokeWidth = 1
  1243. };
  1244. innerData.rangeItem = rect;
  1245. innerData.CurrentRect = (startLon, startLat, centerLon, centerLat, endLon, endLat, (endLon - startLon) / 2, (endLat - startLat) / 2);
  1246. innerData.mMapStorage.Items.Add(innerData.rangeItem);
  1247. innerData.mMapStorage.Items.Add(innerData.dotItem);
  1248. if (recCallback)
  1249. innerData.mOnRectChanged?.Invoke(ctrl.GetCurrentRect());
  1250. }
  1251. public static void DrawGdopLine(this MapControl ctrl, IEnumerable<(string wcKm, double lon, double lat)> lines)
  1252. {
  1253. if (lines == null || !lines.Any()) return;
  1254. var innerData = ctrl.Tag as InnerData;
  1255. var wcKm = lines.First().wcKm;
  1256. var polyLine = new MapPolyline()
  1257. {
  1258. Stroke = ColorHelper.GetColor(wcKm),
  1259. StrokeWidth = 2,
  1260. IsGeodesic = true,
  1261. CanResize = false,
  1262. CanEdit = false,
  1263. CanRotate = false,
  1264. IsHitTestVisible = true,
  1265. CanMove = false,
  1266. Tag = $"DrawGdopLine_{wcKm}",
  1267. };
  1268. polyLine.TitleOptions.Pattern = wcKm;
  1269. foreach (var item in lines)
  1270. {
  1271. if (double.IsNaN(item.lat) || double.IsNaN(item.lon)) continue;
  1272. polyLine.Points.Add(new GeoPoint(item.lat, item.lon));
  1273. }
  1274. if (!polyLine.Points.Any()) return;
  1275. innerData.mMapStorage.Items.Add(polyLine);
  1276. }
  1277. public static void DrawErrEllipse(this MapControl ctrl, double r1, double r2, IEnumerable<(double lon, double lat)> lines)
  1278. {
  1279. if (lines == null || !lines.Any()) return;
  1280. var innerData = ctrl.Tag as InnerData;
  1281. //innerData.mMapStorage.Items.Clear();
  1282. var polyLine = new MapPolyline()
  1283. {
  1284. Stroke = Color.Red,
  1285. StrokeWidth = 4,
  1286. IsGeodesic = true,
  1287. CanResize = false,
  1288. CanEdit = false,
  1289. CanRotate = false,
  1290. IsHitTestVisible = true,
  1291. CanMove = false,
  1292. Tag = $"DrawErrEllipse",
  1293. };
  1294. //polyLine.ToolTipPattern = $"长轴:{r1:f1}km\r\n短轴:{r2:f1}km";
  1295. foreach (var item in lines)
  1296. {
  1297. if (double.IsNaN(item.lat) || double.IsNaN(item.lon)) continue;
  1298. polyLine.Points.Add(new GeoPoint(item.lat, item.lon));
  1299. }
  1300. if (!polyLine.Points.Any()) return;
  1301. innerData.mMapStorage.Items.Add(polyLine);
  1302. var callout = new DevExpress.XtraMap.MapCallout()
  1303. {
  1304. Text = $"R1={r1:f1}km\r\nR2={r2:f1}km",
  1305. Location = polyLine.Points.First(),
  1306. CanMove = false,
  1307. IsHitTestVisible = false,
  1308. };
  1309. innerData.mMapStorage.Items.Add(callout);
  1310. }
  1311. public static void ClearRect(this MapControl ctrl)
  1312. {
  1313. var innerDate = ctrl.Tag as InnerData;
  1314. if (innerDate.rangeItem != null)
  1315. innerDate.mMapStorage.Items.Remove(innerDate.rangeItem);
  1316. if (innerDate.dotItem != null)
  1317. innerDate.mMapStorage.Items.Remove(innerDate.dotItem);
  1318. }
  1319. /// <summary>
  1320. /// 获取地图框选的范围信息(可能为null)
  1321. /// </summary>
  1322. /// <param name="ctrl"></param>
  1323. /// <returns></returns>
  1324. public static (double starLon, double startLat, double centerLon, double centerLat,
  1325. double endLon, double endLat, double lonRange, double latRange) GetCurrentRect(this MapControl ctrl)
  1326. {
  1327. var innerData = ctrl.Tag as InnerData;
  1328. return innerData.CurrentRect;
  1329. }
  1330. /// <summary>
  1331. /// 获取地图瓦片图层
  1332. /// </summary>
  1333. /// <param name="ctrl"></param>
  1334. /// <returns></returns>
  1335. public static ImageLayer GetImageLayer(this MapControl ctrl)
  1336. {
  1337. if (ctrl.Layers == null) return null;
  1338. return (ImageLayer)ctrl.Layers["ImageTileLayer"];
  1339. }
  1340. /// <summary>
  1341. /// 获取地图绘制图层
  1342. /// </summary>
  1343. /// <param name="ctrl"></param>
  1344. /// <returns></returns>
  1345. public static VectorItemsLayer GetDrawLayer(this MapControl ctrl)
  1346. {
  1347. return (VectorItemsLayer)ctrl.Layers["DrawLayer"];
  1348. }
  1349. /// <summary>
  1350. /// 获取地图绘制图层
  1351. /// </summary>
  1352. /// <param name="ctrl"></param>
  1353. /// <returns></returns>
  1354. public static VectorItemsLayer GetPosLayer(this MapControl ctrl)
  1355. {
  1356. return (VectorItemsLayer)ctrl.Layers["PosLayer"];
  1357. }
  1358. /// <summary>
  1359. /// 获取地图绘制图层的数据仓库
  1360. /// </summary>
  1361. /// <param name="ctrl"></param>
  1362. /// <returns></returns>
  1363. public static MapItemStorage GetDrawStorage(this MapControl ctrl)
  1364. {
  1365. var innerData = ctrl.Tag as InnerData;
  1366. return innerData.mMapStorage;
  1367. }
  1368. /// <summary>
  1369. /// 设置地图类型.默认为Normal
  1370. /// 该方法为所有MapControl实例设置地图类型
  1371. /// </summary>
  1372. /// <param name="ctrl"></param>
  1373. /// <param name="mapType"></param>
  1374. public static void SetMapType(GoogleMapType mapType)
  1375. {
  1376. mMapType = mapType;
  1377. listMapCtrl.ForEach(t =>
  1378. {
  1379. if (t.GetImageLayer() == null) return;
  1380. var provider = t.GetImageLayer().DataProvider as MapTileDataProviderBase;
  1381. provider?.ClearCache();
  1382. t.Refresh();
  1383. });
  1384. }
  1385. #region private
  1386. private static void DrawRect_MouseMove(object sender, MouseEventArgs e)
  1387. {
  1388. var innerData = (sender as MapControl).Tag as InnerData;
  1389. if (!innerData.drawingRect) return;
  1390. innerData.dotItem.Location = innerData.rangeItem.GetCenter();
  1391. var startLon = Math.Round(innerData.rangeItem.Location.GetX(), 3);
  1392. var startLat = Math.Round(innerData.rangeItem.Location.GetY(), 3);
  1393. if (startLon >= 180)
  1394. {
  1395. startLon -= 360;
  1396. }
  1397. if (startLon <= -180)
  1398. {
  1399. startLon += 360;
  1400. }
  1401. var center = innerData.rangeItem.GetCenter();
  1402. var centerLon = Math.Round(center.GetX(), 3);
  1403. if (centerLon >= 180)
  1404. {
  1405. centerLon -= 360;
  1406. }
  1407. if (centerLon <= -180)
  1408. {
  1409. centerLon += 360;
  1410. }
  1411. var centerLat = Math.Round(center.GetY(), 3);
  1412. double endLon;
  1413. if (centerLon < 0 && startLon > 0)
  1414. endLon = startLon + 2 * (centerLon + 360 - startLon);
  1415. else
  1416. endLon = startLon + 2 * (centerLon - startLon);
  1417. var endLat = startLat + 2 * (centerLat - startLat);
  1418. var StartLon = Math.Min(startLon, endLon);
  1419. var StartLat = Math.Min(startLat, endLat);
  1420. var CenterLon = centerLon;
  1421. var CenterLat = centerLat;
  1422. var EndLon = Math.Max(startLon, endLon);
  1423. var EndLat = Math.Max(startLat, endLat);
  1424. double centerLonNew = CenterLon % 360;
  1425. CenterLon = centerLonNew;
  1426. //double LonRange = Math.Round((EndLon - StartLon) / 2, 3);
  1427. //double LatRange = Math.Round((EndLat - StartLat) / 2, 3);
  1428. double LonRange = Math.Round((EndLon - StartLon), 3);
  1429. double LatRange = Math.Round((EndLat - StartLat), 3);
  1430. if (LonRange >= 360)
  1431. {
  1432. }
  1433. innerData.CurrentRect = (StartLon, StartLat, CenterLon, CenterLat, EndLon, EndLat, LonRange, LatRange);
  1434. innerData.mOnRectChanged?.Invoke(innerData.CurrentRect);
  1435. }
  1436. private static void ExportImg_ItemClick(object sender, ItemClickEventArgs e)
  1437. {
  1438. var ctrl = e.Item.Tag as MapControl;
  1439. using (var dialog = new SaveFileDialog())
  1440. {
  1441. dialog.Filter = "PNG图片|*.png";
  1442. dialog.AddExtension = true;
  1443. dialog.FileName = $"Map{DateTime.Now:yyyyMMddHHmmss}.png";
  1444. if (dialog.ShowDialog() == DialogResult.OK)
  1445. {
  1446. ctrl.ExportToImage(dialog.FileName, ImageFormat.Png);
  1447. }
  1448. }
  1449. }
  1450. private static void ExportCsv_ItemClick(object sender, ItemClickEventArgs e)
  1451. {
  1452. var ctrl = e.Item.Tag as MapControl;
  1453. using (var dialog = new SaveFileDialog())
  1454. {
  1455. dialog.Filter = "CSV文件|*.csv";
  1456. dialog.AddExtension = true;
  1457. dialog.FileName = $"Pos{DateTime.Now:yyyyMMddHHmmss}.xlsx";
  1458. if (dialog.ShowDialog() == DialogResult.OK)
  1459. {
  1460. ctrl.ExportToXlsx(dialog.FileName);
  1461. }
  1462. }
  1463. }
  1464. private static void ClearDrawObj(this MapControl ctrl)
  1465. {
  1466. ctrl.Invoke(new Action(() =>
  1467. {
  1468. try
  1469. {
  1470. var innerData = ctrl.Tag as InnerData;
  1471. ctrl.MapEditor.SetTransformMode(MapItemTransform.None);
  1472. innerData.drawingRect = false;
  1473. innerData.CurrentRect = (0, 0, 0, 0, 0, 0, 0, 0);
  1474. innerData.rangeItem = null;
  1475. if (innerData.mMapStorage != null && innerData.mMapStorage.Items.Any())
  1476. {
  1477. innerData.mMapStorage.Items.Clear();
  1478. }
  1479. }
  1480. catch (Exception ex)
  1481. {
  1482. }
  1483. }));
  1484. }
  1485. private static void DistanceLine_ItemClick(object sender, ItemClickEventArgs e)
  1486. {
  1487. var ctrl = e.Item.Tag as MapControl;
  1488. var innerData = ctrl.Tag as InnerData;
  1489. ctrl.MapEditor.SetEditMode();
  1490. var items = innerData.mMapStorage.Items.ToArray();
  1491. foreach (var item in items)
  1492. {
  1493. if (item.Tag != null && item.Tag.ToString() == "DrawDistanceLine")
  1494. innerData.mMapStorage.Items.Remove(item);
  1495. }
  1496. if (innerData.distinctPath != null)
  1497. {
  1498. innerData.distinctPath.Points.Clear();
  1499. }
  1500. innerData.distinctPath = new MapPolyline()
  1501. {
  1502. Stroke = Color.FromArgb(127, 255, 0, 199),
  1503. StrokeWidth = 2,
  1504. IsGeodesic = true,
  1505. CanResize = false,
  1506. CanEdit = false,
  1507. CanRotate = false,
  1508. IsHitTestVisible = false,
  1509. CanMove = true,
  1510. Tag = "DrawDistanceLine"
  1511. };
  1512. innerData.mMapStorage.Items.Add(innerData.distinctPath);
  1513. innerData.hoverPoint = new MapDot() { CanResize = false, CanMove = false, IsHitTestVisible = false, Tag = "DrawDistanceLine", Size = 8 };
  1514. innerData.hoverPoint.Fill = ColorHelper.GetColor(innerData.hoverPoint.Tag.ToString());
  1515. innerData.mMapStorage.Items.Add(innerData.hoverPoint);
  1516. innerData.hoverTip = CreateHoverTip();
  1517. ctrl.MouseClick += AddDistinctPoint;
  1518. ctrl.MouseMove += MovingDistinct;
  1519. ctrl.MouseLeave += MapControl_MouseLeave;
  1520. ctrl.MouseEnter += MapControl_MouseEnter;
  1521. ctrl.DoubleClick += EndDistinct;
  1522. }
  1523. private static void MarkDot_ItemClick(object sender, ItemClickEventArgs e)
  1524. {
  1525. var ctrl = e.Item.Tag as MapControl;
  1526. ctrl.MapEditor.SetTransformMode(MapItemTransform.None);
  1527. var innerData = ctrl.Tag as InnerData;
  1528. innerData.drawingRect = false;
  1529. using (var frm = new MapEditPointView())
  1530. {
  1531. if (frm.ShowDialog() != DialogResult.OK) return;
  1532. var locPoint = new GeoPoint(frm.Lat, frm.Lon);
  1533. MapCustomElement cusItem = new MapCustomElement()
  1534. {
  1535. Location = locPoint,
  1536. UseAnimation = true,
  1537. CanMove = false,
  1538. EnableHighlighting = DefaultBoolean.True,
  1539. EnableSelection = DefaultBoolean.False,
  1540. Text = "",
  1541. ToolTipPattern = $"{frm.Caption}",
  1542. SvgImage = SvgHelper.CreatePentagram(),
  1543. SvgImageSize = new Size(32, 32),
  1544. TextAlignment = DevExpress.XtraMap.TextAlignment.BottomCenter,
  1545. Tag = "DrawMarkDot"
  1546. };
  1547. innerData.mMapStorage.Items.Add(cusItem);
  1548. }
  1549. }
  1550. private static ToolTipControllerShowEventArgs CreateHoverTip()
  1551. {
  1552. ToolTipTitleItem titleItem1 = new ToolTipTitleItem() { Text = $"0千米" };
  1553. titleItem1.Appearance.ForeColor = SystemColors.GrayText;
  1554. titleItem1.Appearance.Font = new Font(AppearanceObject.DefaultFont.FontFamily, 12, FontStyle.Bold);
  1555. SuperToolTip superToolTip = new SuperToolTip();
  1556. superToolTip.Items.Add(titleItem1);
  1557. ToolTipSeparatorItem sepItem = new ToolTipSeparatorItem();
  1558. superToolTip.Items.Add(sepItem);
  1559. ToolTipItem textItem = new ToolTipItem() { Text = "单击添加测距点,双击结束测距" };
  1560. superToolTip.Items.Add(textItem);
  1561. ToolTipControllerShowEventArgs arg = new ToolTipControllerShowEventArgs();
  1562. arg.ShowBeak = true;
  1563. arg.SuperTip = superToolTip;
  1564. return arg;
  1565. }
  1566. private static void MapControl_MouseEnter(object sender, EventArgs e)
  1567. {
  1568. var innerData = (sender as MapControl).Tag as InnerData;
  1569. innerData.hoverPoint.Visible = true;
  1570. }
  1571. private static void MapControl_MouseLeave(object sender, EventArgs e)
  1572. {
  1573. var innerData = (sender as MapControl).Tag as InnerData;
  1574. innerData.hoverPoint.Visible = false;
  1575. }
  1576. private static void AddDistinctPoint(object sender, MouseEventArgs e)
  1577. {
  1578. var innerData = (sender as MapControl).Tag as InnerData;
  1579. var ctrl = sender as MapControl;
  1580. MapCallout disItem = new MapCallout { IsHitTestVisible = false, CanMove = false };
  1581. disItem.Location = ctrl.ScreenPointToCoordPoint(e.Location);
  1582. disItem.Text = $"{CalcLineKm(innerData):F2}千米";
  1583. disItem.Tag = "DrawDistanceLine";
  1584. innerData.mMapStorage.Items.Add(disItem);
  1585. innerData.distinctPath.Points.Add(innerData.hoverPoint.Location);
  1586. innerData.hoverPoint = new MapDot() { CanResize = false, CanMove = false, IsHitTestVisible = false, Tag = "DrawDistanceLine", Size = 8 };
  1587. innerData.hoverPoint.Location = ctrl.ScreenPointToCoordPoint(e.Location);
  1588. innerData.hoverPoint.Fill = ColorHelper.GetColor(innerData.hoverPoint.Tag.ToString());
  1589. innerData.mMapStorage.Items.Add(innerData.hoverPoint);
  1590. innerData.distinctPath.Points.Add(innerData.hoverPoint.Location);
  1591. }
  1592. private static void MovingDistinct(object sender, MouseEventArgs e)
  1593. {
  1594. var innerData = (sender as MapControl).Tag as InnerData;
  1595. var ctrl = sender as MapControl;
  1596. var itemPoint = ctrl.ScreenPointToCoordPoint(e.Location);
  1597. innerData.hoverPoint.Location = itemPoint;
  1598. if (innerData.distinctPath.Points.Count > 0)
  1599. {
  1600. ctrl.MapEditor.SetEditMode();
  1601. innerData.distinctPath.Points[innerData.distinctPath.Points.Count - 1] = itemPoint;
  1602. (innerData.hoverTip.SuperTip.Items[0] as ToolTipTitleItem).Text = $"{CalcLineKm(innerData):F2}千米";
  1603. innerData.mapToolTip.ShowHint(innerData.hoverTip, ctrl.PointToScreen(e.Location));
  1604. }
  1605. }
  1606. private static double CalcLineKm(InnerData data)
  1607. {
  1608. double result = 0;
  1609. if (data.distinctPath.Points.Count < 2) return result;
  1610. for (int i = 0; i < data.distinctPath.Points.Count - 1; i++)
  1611. {
  1612. var startPoint = data.distinctPath.Points[i] as GeoPoint;
  1613. var endPoint = data.distinctPath.Points[i + 1] as GeoPoint;
  1614. MapSize sizeInKm = new SphericalMercatorProjection().GeoToKilometersSize(startPoint, new MapSize(Math.Abs(startPoint.Longitude - endPoint.Longitude), Math.Abs(startPoint.Latitude - endPoint.Latitude)));
  1615. double partlength = Math.Sqrt(sizeInKm.Width * sizeInKm.Width + sizeInKm.Height * sizeInKm.Height);
  1616. result += partlength;
  1617. }
  1618. return result;
  1619. }
  1620. public static void ClearMap(this MapControl ctrl)
  1621. {
  1622. var innerData = ctrl.Tag as InnerData;
  1623. innerData.CurrentRect = (0, 0, 0, 0, 0, 0, 0, 0);
  1624. innerData.mMapStorage?.Items.Clear();
  1625. }
  1626. private static void EndDistinct(object sender, EventArgs e)
  1627. {
  1628. var ctrl = sender as MapControl;
  1629. var innerData = ctrl.Tag as InnerData;
  1630. innerData.mapToolTip.HideHint();
  1631. ctrl.MouseClick -= AddDistinctPoint;
  1632. ctrl.MouseMove -= MovingDistinct;
  1633. ctrl.DoubleClick -= EndDistinct;
  1634. ctrl.MouseLeave -= MapControl_MouseLeave;
  1635. ctrl.MouseEnter -= MapControl_MouseEnter;
  1636. }
  1637. class MapEditPointView : DevExpress.XtraEditors.XtraForm
  1638. {
  1639. private System.ComponentModel.IContainer components = null;
  1640. private DevExpress.XtraLayout.LayoutControl layoutControl1;
  1641. private DevExpress.XtraLayout.LayoutControlGroup Root;
  1642. private DevExpress.XtraLayout.LayoutControlItem layoutControlItem1;
  1643. private DevExpress.XtraLayout.EmptySpaceItem emptySpaceItem1;
  1644. private DevExpress.XtraLayout.LayoutControlItem layoutControlItem2;
  1645. private DevExpress.XtraEditors.ButtonEdit txtLon;
  1646. private DevExpress.XtraEditors.ButtonEdit txtLat;
  1647. private DevExpress.XtraEditors.TextEdit txtCaption;
  1648. private DevExpress.XtraLayout.LayoutControlItem layoutControlItem5;
  1649. private DevExpress.XtraEditors.SimpleButton btnCancel;
  1650. private DevExpress.XtraEditors.SimpleButton btnOk;
  1651. private DevExpress.XtraLayout.LayoutControlItem layoutControlItem3;
  1652. private DevExpress.XtraLayout.LayoutControlItem layoutControlItem6;
  1653. private DevExpress.XtraEditors.DXErrorProvider.DXErrorProvider dxErrorProvider1;
  1654. private DevExpress.XtraLayout.EmptySpaceItem emptySpaceItem2;
  1655. private void InitializeComponent()
  1656. {
  1657. this.components = new System.ComponentModel.Container();
  1658. DevExpress.XtraEditors.Controls.EditorButtonImageOptions editorButtonImageOptions1 = new DevExpress.XtraEditors.Controls.EditorButtonImageOptions();
  1659. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject1 = new DevExpress.Utils.SerializableAppearanceObject();
  1660. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject2 = new DevExpress.Utils.SerializableAppearanceObject();
  1661. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject3 = new DevExpress.Utils.SerializableAppearanceObject();
  1662. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject4 = new DevExpress.Utils.SerializableAppearanceObject();
  1663. DevExpress.XtraEditors.Controls.EditorButtonImageOptions editorButtonImageOptions2 = new DevExpress.XtraEditors.Controls.EditorButtonImageOptions();
  1664. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject5 = new DevExpress.Utils.SerializableAppearanceObject();
  1665. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject6 = new DevExpress.Utils.SerializableAppearanceObject();
  1666. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject7 = new DevExpress.Utils.SerializableAppearanceObject();
  1667. DevExpress.Utils.SerializableAppearanceObject serializableAppearanceObject8 = new DevExpress.Utils.SerializableAppearanceObject();
  1668. this.layoutControl1 = new DevExpress.XtraLayout.LayoutControl();
  1669. this.txtCaption = new DevExpress.XtraEditors.TextEdit();
  1670. this.txtLon = new DevExpress.XtraEditors.ButtonEdit();
  1671. this.txtLat = new DevExpress.XtraEditors.ButtonEdit();
  1672. this.Root = new DevExpress.XtraLayout.LayoutControlGroup();
  1673. this.layoutControlItem1 = new DevExpress.XtraLayout.LayoutControlItem();
  1674. this.emptySpaceItem1 = new DevExpress.XtraLayout.EmptySpaceItem();
  1675. this.layoutControlItem2 = new DevExpress.XtraLayout.LayoutControlItem();
  1676. this.layoutControlItem5 = new DevExpress.XtraLayout.LayoutControlItem();
  1677. this.btnOk = new DevExpress.XtraEditors.SimpleButton();
  1678. this.layoutControlItem3 = new DevExpress.XtraLayout.LayoutControlItem();
  1679. this.btnCancel = new DevExpress.XtraEditors.SimpleButton();
  1680. this.layoutControlItem6 = new DevExpress.XtraLayout.LayoutControlItem();
  1681. this.dxErrorProvider1 = new DevExpress.XtraEditors.DXErrorProvider.DXErrorProvider(this.components);
  1682. this.emptySpaceItem2 = new DevExpress.XtraLayout.EmptySpaceItem();
  1683. ((System.ComponentModel.ISupportInitialize)(this.layoutControl1)).BeginInit();
  1684. this.layoutControl1.SuspendLayout();
  1685. ((System.ComponentModel.ISupportInitialize)(this.txtCaption.Properties)).BeginInit();
  1686. ((System.ComponentModel.ISupportInitialize)(this.txtLon.Properties)).BeginInit();
  1687. ((System.ComponentModel.ISupportInitialize)(this.txtLat.Properties)).BeginInit();
  1688. ((System.ComponentModel.ISupportInitialize)(this.Root)).BeginInit();
  1689. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem1)).BeginInit();
  1690. ((System.ComponentModel.ISupportInitialize)(this.emptySpaceItem1)).BeginInit();
  1691. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem2)).BeginInit();
  1692. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem5)).BeginInit();
  1693. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem3)).BeginInit();
  1694. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem6)).BeginInit();
  1695. ((System.ComponentModel.ISupportInitialize)(this.dxErrorProvider1)).BeginInit();
  1696. ((System.ComponentModel.ISupportInitialize)(this.emptySpaceItem2)).BeginInit();
  1697. this.SuspendLayout();
  1698. //
  1699. // layoutControl1
  1700. //
  1701. this.layoutControl1.Controls.Add(this.btnCancel);
  1702. this.layoutControl1.Controls.Add(this.btnOk);
  1703. this.layoutControl1.Controls.Add(this.txtCaption);
  1704. this.layoutControl1.Controls.Add(this.txtLon);
  1705. this.layoutControl1.Controls.Add(this.txtLat);
  1706. this.layoutControl1.Dock = System.Windows.Forms.DockStyle.Fill;
  1707. this.layoutControl1.Location = new System.Drawing.Point(0, 0);
  1708. this.layoutControl1.Name = "layoutControl1";
  1709. this.layoutControl1.OptionsCustomizationForm.DesignTimeCustomizationFormPositionAndSize = new System.Drawing.Rectangle(689, 0, 650, 400);
  1710. this.layoutControl1.Root = this.Root;
  1711. this.layoutControl1.Size = new System.Drawing.Size(272, 208);
  1712. this.layoutControl1.TabIndex = 0;
  1713. this.layoutControl1.Text = "layoutControl1";
  1714. //
  1715. // txtCaption
  1716. //
  1717. this.txtCaption.Location = new System.Drawing.Point(12, 29);
  1718. this.txtCaption.Name = "txtCaption";
  1719. this.txtCaption.Properties.Appearance.Options.UseTextOptions = true;
  1720. this.txtCaption.Properties.Appearance.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Near;
  1721. this.txtCaption.Properties.AutoHeight = false;
  1722. this.txtCaption.Properties.MaxLength = 30;
  1723. this.txtCaption.Size = new System.Drawing.Size(248, 22);
  1724. this.txtCaption.StyleController = this.layoutControl1;
  1725. this.txtCaption.TabIndex = 9;
  1726. //
  1727. // txtLon
  1728. //
  1729. this.txtLon.Location = new System.Drawing.Point(12, 80);
  1730. this.txtLon.Name = "txtLon";
  1731. this.txtLon.Properties.Appearance.Options.UseTextOptions = true;
  1732. this.txtLon.Properties.Appearance.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Near;
  1733. this.txtLon.Properties.AutoHeight = false;
  1734. this.txtLon.Properties.Buttons.AddRange(new DevExpress.XtraEditors.Controls.EditorButton[] {
  1735. new DevExpress.XtraEditors.Controls.EditorButton(DevExpress.XtraEditors.Controls.ButtonPredefines.Glyph, "°", -1, false, true, false, editorButtonImageOptions1, new DevExpress.Utils.KeyShortcut(System.Windows.Forms.Keys.None), serializableAppearanceObject1, serializableAppearanceObject2, serializableAppearanceObject3, serializableAppearanceObject4, "", null, null, DevExpress.Utils.ToolTipAnchor.Default)});
  1736. this.txtLon.Size = new System.Drawing.Size(248, 22);
  1737. this.txtLon.StyleController = this.layoutControl1;
  1738. this.txtLon.TabIndex = 4;
  1739. //
  1740. // txtLat
  1741. //
  1742. this.txtLat.Location = new System.Drawing.Point(12, 131);
  1743. this.txtLat.Name = "txtLat";
  1744. this.txtLat.Properties.Appearance.Options.UseTextOptions = true;
  1745. this.txtLat.Properties.Appearance.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Near;
  1746. this.txtLat.Properties.AutoHeight = false;
  1747. this.txtLat.Properties.Buttons.AddRange(new DevExpress.XtraEditors.Controls.EditorButton[] {
  1748. new DevExpress.XtraEditors.Controls.EditorButton(DevExpress.XtraEditors.Controls.ButtonPredefines.Glyph, "°", -1, false, true, false, editorButtonImageOptions2, new DevExpress.Utils.KeyShortcut(System.Windows.Forms.Keys.None), serializableAppearanceObject5, serializableAppearanceObject6, serializableAppearanceObject7, serializableAppearanceObject8, "", null, null, DevExpress.Utils.ToolTipAnchor.Default)});
  1749. this.txtLat.Size = new System.Drawing.Size(248, 22);
  1750. this.txtLat.StyleController = this.layoutControl1;
  1751. this.txtLat.TabIndex = 5;
  1752. //
  1753. // Root
  1754. //
  1755. this.Root.EnableIndentsWithoutBorders = DevExpress.Utils.DefaultBoolean.True;
  1756. this.Root.GroupBordersVisible = false;
  1757. this.Root.Items.AddRange(new DevExpress.XtraLayout.BaseLayoutItem[] {
  1758. this.layoutControlItem1,
  1759. this.emptySpaceItem1,
  1760. this.layoutControlItem5,
  1761. this.layoutControlItem2,
  1762. this.layoutControlItem3,
  1763. this.layoutControlItem6,
  1764. this.emptySpaceItem2});
  1765. this.Root.Name = "Root";
  1766. this.Root.Size = new System.Drawing.Size(272, 208);
  1767. this.Root.TextVisible = false;
  1768. //
  1769. // layoutControlItem1
  1770. //
  1771. this.layoutControlItem1.Control = this.txtLon;
  1772. this.layoutControlItem1.Location = new System.Drawing.Point(0, 43);
  1773. this.layoutControlItem1.MaxSize = new System.Drawing.Size(0, 51);
  1774. this.layoutControlItem1.MinSize = new System.Drawing.Size(54, 51);
  1775. this.layoutControlItem1.Name = "layoutControlItem1";
  1776. this.layoutControlItem1.Padding = new DevExpress.XtraLayout.Utils.Padding(2, 2, 10, 2);
  1777. this.layoutControlItem1.Size = new System.Drawing.Size(252, 51);
  1778. this.layoutControlItem1.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1779. this.layoutControlItem1.Text = "经度";
  1780. this.layoutControlItem1.TextLocation = DevExpress.Utils.Locations.Top;
  1781. this.layoutControlItem1.TextSize = new System.Drawing.Size(24, 14);
  1782. //
  1783. // emptySpaceItem1
  1784. //
  1785. this.emptySpaceItem1.AllowHotTrack = false;
  1786. this.emptySpaceItem1.Location = new System.Drawing.Point(0, 162);
  1787. this.emptySpaceItem1.MaxSize = new System.Drawing.Size(0, 26);
  1788. this.emptySpaceItem1.MinSize = new System.Drawing.Size(104, 26);
  1789. this.emptySpaceItem1.Name = "emptySpaceItem1";
  1790. this.emptySpaceItem1.Size = new System.Drawing.Size(113, 26);
  1791. this.emptySpaceItem1.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1792. this.emptySpaceItem1.TextSize = new System.Drawing.Size(0, 0);
  1793. //
  1794. // layoutControlItem2
  1795. //
  1796. this.layoutControlItem2.Control = this.txtLat;
  1797. this.layoutControlItem2.Location = new System.Drawing.Point(0, 94);
  1798. this.layoutControlItem2.MaxSize = new System.Drawing.Size(0, 51);
  1799. this.layoutControlItem2.MinSize = new System.Drawing.Size(54, 51);
  1800. this.layoutControlItem2.Name = "layoutControlItem2";
  1801. this.layoutControlItem2.Padding = new DevExpress.XtraLayout.Utils.Padding(2, 2, 10, 2);
  1802. this.layoutControlItem2.Size = new System.Drawing.Size(252, 51);
  1803. this.layoutControlItem2.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1804. this.layoutControlItem2.Text = "纬度";
  1805. this.layoutControlItem2.TextLocation = DevExpress.Utils.Locations.Top;
  1806. this.layoutControlItem2.TextSize = new System.Drawing.Size(24, 14);
  1807. //
  1808. // layoutControlItem5
  1809. //
  1810. this.layoutControlItem5.Control = this.txtCaption;
  1811. this.layoutControlItem5.Location = new System.Drawing.Point(0, 0);
  1812. this.layoutControlItem5.MaxSize = new System.Drawing.Size(0, 43);
  1813. this.layoutControlItem5.MinSize = new System.Drawing.Size(54, 43);
  1814. this.layoutControlItem5.Name = "layoutControlItem5";
  1815. this.layoutControlItem5.Size = new System.Drawing.Size(252, 43);
  1816. this.layoutControlItem5.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1817. this.layoutControlItem5.Text = "标题";
  1818. this.layoutControlItem5.TextLocation = DevExpress.Utils.Locations.Top;
  1819. this.layoutControlItem5.TextSize = new System.Drawing.Size(24, 14);
  1820. //
  1821. // btnOk
  1822. //
  1823. this.btnOk.Location = new System.Drawing.Point(125, 174);
  1824. this.btnOk.Name = "btnOk";
  1825. this.btnOk.Size = new System.Drawing.Size(65, 22);
  1826. this.btnOk.StyleController = this.layoutControl1;
  1827. this.btnOk.TabIndex = 10;
  1828. this.btnOk.Text = "确定";
  1829. this.btnOk.Click += new System.EventHandler(this.btnOk_Click);
  1830. //
  1831. // layoutControlItem3
  1832. //
  1833. this.layoutControlItem3.Control = this.btnOk;
  1834. this.layoutControlItem3.Location = new System.Drawing.Point(113, 162);
  1835. this.layoutControlItem3.MaxSize = new System.Drawing.Size(69, 26);
  1836. this.layoutControlItem3.MinSize = new System.Drawing.Size(69, 26);
  1837. this.layoutControlItem3.Name = "layoutControlItem3";
  1838. this.layoutControlItem3.Size = new System.Drawing.Size(69, 26);
  1839. this.layoutControlItem3.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1840. this.layoutControlItem3.TextSize = new System.Drawing.Size(0, 0);
  1841. this.layoutControlItem3.TextVisible = false;
  1842. //
  1843. // btnCancel
  1844. //
  1845. this.btnCancel.Location = new System.Drawing.Point(194, 174);
  1846. this.btnCancel.Name = "btnCancel";
  1847. this.btnCancel.Size = new System.Drawing.Size(66, 22);
  1848. this.btnCancel.StyleController = this.layoutControl1;
  1849. this.btnCancel.TabIndex = 11;
  1850. this.btnCancel.Text = "取消";
  1851. this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
  1852. //
  1853. // layoutControlItem6
  1854. //
  1855. this.layoutControlItem6.Control = this.btnCancel;
  1856. this.layoutControlItem6.Location = new System.Drawing.Point(182, 162);
  1857. this.layoutControlItem6.MaxSize = new System.Drawing.Size(70, 26);
  1858. this.layoutControlItem6.MinSize = new System.Drawing.Size(70, 26);
  1859. this.layoutControlItem6.Name = "layoutControlItem6";
  1860. this.layoutControlItem6.Size = new System.Drawing.Size(70, 26);
  1861. this.layoutControlItem6.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1862. this.layoutControlItem6.TextSize = new System.Drawing.Size(0, 0);
  1863. this.layoutControlItem6.TextVisible = false;
  1864. //
  1865. // dxErrorProvider1
  1866. //
  1867. this.dxErrorProvider1.ContainerControl = this;
  1868. //
  1869. // emptySpaceItem2
  1870. //
  1871. this.emptySpaceItem2.AllowHotTrack = false;
  1872. this.emptySpaceItem2.Location = new System.Drawing.Point(0, 145);
  1873. this.emptySpaceItem2.MinSize = new System.Drawing.Size(104, 1);
  1874. this.emptySpaceItem2.Name = "emptySpaceItem2";
  1875. this.emptySpaceItem2.Size = new System.Drawing.Size(252, 17);
  1876. this.emptySpaceItem2.SizeConstraintsType = DevExpress.XtraLayout.SizeConstraintsType.Custom;
  1877. this.emptySpaceItem2.TextSize = new System.Drawing.Size(0, 0);
  1878. //
  1879. // MapEditPointView
  1880. //
  1881. this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 14F);
  1882. this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
  1883. this.ClientSize = new System.Drawing.Size(272, 208);
  1884. this.Controls.Add(this.layoutControl1);
  1885. this.IconOptions.ShowIcon = false;
  1886. this.MaximizeBox = false;
  1887. this.MinimizeBox = false;
  1888. this.Name = "MapEditPointView";
  1889. this.ShowInTaskbar = false;
  1890. this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
  1891. this.Text = "标点";
  1892. ((System.ComponentModel.ISupportInitialize)(this.layoutControl1)).EndInit();
  1893. this.layoutControl1.ResumeLayout(false);
  1894. ((System.ComponentModel.ISupportInitialize)(this.txtCaption.Properties)).EndInit();
  1895. ((System.ComponentModel.ISupportInitialize)(this.txtLon.Properties)).EndInit();
  1896. ((System.ComponentModel.ISupportInitialize)(this.txtLat.Properties)).EndInit();
  1897. ((System.ComponentModel.ISupportInitialize)(this.Root)).EndInit();
  1898. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem1)).EndInit();
  1899. ((System.ComponentModel.ISupportInitialize)(this.emptySpaceItem1)).EndInit();
  1900. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem2)).EndInit();
  1901. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem5)).EndInit();
  1902. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem3)).EndInit();
  1903. ((System.ComponentModel.ISupportInitialize)(this.layoutControlItem6)).EndInit();
  1904. ((System.ComponentModel.ISupportInitialize)(this.dxErrorProvider1)).EndInit();
  1905. ((System.ComponentModel.ISupportInitialize)(this.emptySpaceItem2)).EndInit();
  1906. this.ResumeLayout(false);
  1907. }
  1908. protected override void Dispose(bool disposing)
  1909. {
  1910. if (disposing && (components != null))
  1911. {
  1912. components.Dispose();
  1913. }
  1914. base.Dispose(disposing);
  1915. }
  1916. public MapEditPointView()
  1917. {
  1918. InitializeComponent();
  1919. }
  1920. public string Caption
  1921. {
  1922. get
  1923. {
  1924. return txtCaption.Text.Trim();
  1925. }
  1926. set
  1927. {
  1928. txtCaption.Text = value;
  1929. }
  1930. }
  1931. public double Lon
  1932. {
  1933. get
  1934. {
  1935. return double.Parse(txtLon.Text.Trim());
  1936. }
  1937. set
  1938. {
  1939. txtLon.Text = value.ToString();
  1940. }
  1941. }
  1942. public double Lat
  1943. {
  1944. get
  1945. {
  1946. return double.Parse(txtLat.Text.Trim());
  1947. }
  1948. set
  1949. {
  1950. txtLat.Text = value.ToString();
  1951. }
  1952. }
  1953. private void btnOk_Click(object sender, EventArgs e)
  1954. {
  1955. dxErrorProvider1.ClearErrors();
  1956. double lon, lat;
  1957. if (!double.TryParse(txtLon.Text, out lon))
  1958. {
  1959. dxErrorProvider1.SetError(txtLon, "请设置正确的经度");
  1960. return;
  1961. }
  1962. if (!double.TryParse(txtLat.Text, out lat))
  1963. {
  1964. dxErrorProvider1.SetError(txtLat, "请设置正确的纬度");
  1965. return;
  1966. }
  1967. if (lon < -180 || lon > 180)
  1968. {
  1969. dxErrorProvider1.SetError(txtLon, "经度范围[-180,180]");
  1970. return;
  1971. }
  1972. if (lat < -90 || lat > 90)
  1973. {
  1974. dxErrorProvider1.SetError(txtLat, "纬度范围[-90,90]");
  1975. return;
  1976. }
  1977. this.DialogResult = DialogResult.OK;
  1978. }
  1979. private void btnCancel_Click(object sender, EventArgs e)
  1980. {
  1981. this.DialogResult = DialogResult.Cancel;
  1982. }
  1983. }
  1984. #endregion
  1985. #region ImageLayer数据源接口实现(本地和Http接口)
  1986. class ImageTileSource : IImageTileSource
  1987. {
  1988. SQLiteConnection con;
  1989. public ImageTileSource()
  1990. {
  1991. var files = Directory.GetFiles(Application.StartupPath, "Data.gmdb", SearchOption.AllDirectories);
  1992. if (files.Length > 0)
  1993. {
  1994. try
  1995. {
  1996. conStr = string.Format(conStr, files[0]);
  1997. con = new SQLiteConnection(conStr);
  1998. con.Open();
  1999. }
  2000. catch
  2001. {
  2002. conStr = null;
  2003. Console.WriteLine("Data.gmdb文件读取出错!");
  2004. }
  2005. }
  2006. else
  2007. {
  2008. conStr = null;
  2009. }
  2010. }
  2011. public string Name => "GMap地图瓦片";
  2012. public bool CanDisposeSourceImage => true;
  2013. public Image GetImage(int x, int y, int level, Size size)
  2014. {
  2015. var data = QueryTile(x, y, level, 0);
  2016. if (data == null) return null;
  2017. return Image.FromStream(new MemoryStream(data));
  2018. }
  2019. string QuerySql = "SELECT Tile FROM main.TilesData WHERE id = (SELECT id FROM main.Tiles WHERE X={0} AND Y={1} AND Zoom={2} AND Type={3})";
  2020. string conStr = "Data Source=\"{0}\";Page Size=32768";
  2021. byte[] QueryTile(int x, int y, int zoom, int type)
  2022. {
  2023. if (conStr == null) return null;
  2024. type = (int)mMapType;
  2025. if (type == 0) type = 1818940751;
  2026. using (DbCommand com = con.CreateCommand())
  2027. {
  2028. com.CommandText = string.Format(QuerySql, x, y, zoom, type);
  2029. using (DbDataReader rd = com.ExecuteReader(System.Data.CommandBehavior.SequentialAccess))
  2030. {
  2031. if (rd.Read())
  2032. {
  2033. long length = rd.GetBytes(0, 0, null, 0, 0);
  2034. byte[] tile = new byte[length];
  2035. rd.GetBytes(0, 0, tile, 0, tile.Length);
  2036. return tile;
  2037. }
  2038. }
  2039. }
  2040. return null;
  2041. }
  2042. }
  2043. class HttpMapDataProvider : MapDataProviderBase
  2044. {
  2045. public HttpMapDataProvider()
  2046. {
  2047. TileSource = new HttpTileSource(this);
  2048. }
  2049. public override MapSize GetMapSizeInPixels(double zoomLevel)
  2050. {
  2051. double imageSize;
  2052. imageSize = HttpTileSource.CalculateTotalImageSize(zoomLevel);
  2053. return new MapSize(imageSize, imageSize);
  2054. }
  2055. protected override Size BaseSizeInPixels
  2056. {
  2057. get { return new Size(Convert.ToInt32(HttpTileSource.tileSize * 2), Convert.ToInt32(HttpTileSource.tileSize * 2)); }
  2058. }
  2059. }
  2060. class HttpTileSource : MapTileSourceBase
  2061. {
  2062. public const int tileSize = 256;
  2063. public const int maxZoomLevel = 14;
  2064. public string HttpServerAddr { get; set; }
  2065. public GoogleMapType MapType { get; set; } = GoogleMapType.Normal;
  2066. internal static double CalculateTotalImageSize(double zoomLevel)
  2067. {
  2068. if (zoomLevel < 1.0)
  2069. return zoomLevel * tileSize * 2;
  2070. return Math.Pow(2.0, zoomLevel) * tileSize;
  2071. }
  2072. public HttpTileSource(ICacheOptionsProvider cacheOptionsProvider) :
  2073. base((int)CalculateTotalImageSize(maxZoomLevel), (int)CalculateTotalImageSize(maxZoomLevel), tileSize, tileSize, cacheOptionsProvider)
  2074. {
  2075. }
  2076. public override Uri GetTileByZoomLevel(int zoomLevel, int tilePositionX, int tilePositionY)
  2077. {
  2078. if (string.IsNullOrWhiteSpace(HttpServerAddr)) return null;
  2079. try
  2080. {
  2081. if (zoomLevel <= maxZoomLevel)
  2082. {
  2083. string imgUrl = $"{HttpServerAddr}/{(int)MapType}/{zoomLevel}/{tilePositionX}/{tilePositionY}";
  2084. //string imgUrl = string.Format("http://192.168.0.214:58089/{0}/{1}/{2}/{3}", (int)GoogleMapType.Normal, zoomLevel, tilePositionX, tilePositionY);
  2085. Uri u = new Uri(imgUrl);
  2086. return u;
  2087. }
  2088. return null;
  2089. }
  2090. catch
  2091. {
  2092. Console.WriteLine($"加载地图数据出错,无法连接到{HttpServerAddr}");
  2093. return null;
  2094. }
  2095. }
  2096. }
  2097. #endregion
  2098. //定位点聚合器
  2099. class PosClusterer : IClusterer
  2100. {
  2101. private MapControl ctrl;
  2102. private IMapDataAdapter owner;
  2103. private MapViewport preViewPoint;
  2104. private DebounceDispatcher dispatcher = new DebounceDispatcher();
  2105. public bool IsBusy { get; private set; }
  2106. public MapItemCollection Items { get; private set; }
  2107. public PosClusterer(MapControl ctrl)
  2108. {
  2109. this.ctrl = ctrl;
  2110. }
  2111. public void SetOwner(IMapDataAdapter owner)
  2112. {
  2113. this.owner = owner;
  2114. Items = new MapItemCollection(owner);
  2115. }
  2116. public void Clusterize(IEnumerable<MapItem> sourceItems, MapViewport viewport, bool sourceChanged)
  2117. {
  2118. IsBusy = true;
  2119. if (sourceChanged)
  2120. DoClusterize(sourceItems, viewport, sourceChanged);
  2121. else
  2122. dispatcher.Debounce(100, () => DoClusterize(sourceItems, viewport, sourceChanged));
  2123. }
  2124. private void DoClusterize(IEnumerable<MapItem> sourceItems, MapViewport viewport, bool sourceChanged)
  2125. {
  2126. if (preViewPoint == null)
  2127. {
  2128. preViewPoint = viewport;
  2129. return;
  2130. }
  2131. if (!sourceChanged && preViewPoint.ZoomLevel == viewport.ZoomLevel)//地图移动或者MapControl大小发生了改变时直接操作Items避免闪烁
  2132. {
  2133. preViewPoint = viewport;
  2134. }
  2135. else//地图进行了缩放
  2136. {
  2137. Items.Clear();
  2138. var cache = new Dictionary<int, List<MapItem>>();
  2139. foreach (MapDot item in sourceItems)
  2140. {
  2141. var point = ctrl.CoordPointToScreenPoint(item.Location);
  2142. int pointX = (int)point.X;
  2143. int pointY = (int)point.Y;
  2144. bool visible = true;
  2145. if (pointX <= _dotSize || pointX > ctrl.Width - _dotSize)
  2146. visible = false;
  2147. else if (pointY <= _dotSize || pointY > ctrl.Height - _dotSize)
  2148. visible = false;
  2149. pointX /= (_dotSize * 2);
  2150. pointY /= (_dotSize * 2);
  2151. var key = pointX << 16 | pointY;
  2152. if (!visible)
  2153. key = -key;
  2154. if (!cache.ContainsKey(key))
  2155. cache.Add(key, new List<MapItem>());
  2156. cache[key].Add(item);
  2157. }
  2158. var innerData = ctrl.Tag as InnerData;
  2159. innerData._clusterCache.Clear();
  2160. LinkedList<MapItem> temp = new LinkedList<MapItem>();
  2161. foreach (var kv in cache)
  2162. {
  2163. var firstDot = kv.Value[0] as MapDot;
  2164. var firstObj = firstDot.Tag as PosData;
  2165. firstDot.Size = kv.Value.Count > 1 ? _dotSize + 2 : _dotSize;
  2166. firstObj.ClusterCount = kv.Value.Count;
  2167. firstObj.ClusterKey = kv.Key;
  2168. innerData._clusterCache.Add(kv.Key, firstDot);
  2169. temp.AddLast(firstDot);
  2170. }
  2171. Items.AddRange(temp);
  2172. cache.Clear();
  2173. preViewPoint = viewport;
  2174. owner.OnClustered();
  2175. }
  2176. this.IsBusy = false;
  2177. }
  2178. //计算多个坐标的中心位置
  2179. public GeoPoint GetCenterPointFromListOfCoordinates(List<MapItem> geoCoordinateList)
  2180. {
  2181. int total = geoCoordinateList.Count;
  2182. double lat = 0, lon = 0;
  2183. foreach (MapDot g in geoCoordinateList)
  2184. {
  2185. lat += (g.Location as GeoPoint).Latitude * Math.PI / 180;
  2186. lon += (g.Location as GeoPoint).Longitude * Math.PI / 180;
  2187. }
  2188. lat /= total;
  2189. lon /= total;
  2190. return new GeoPoint(lat * 180 / Math.PI, lon * 180 / Math.PI);
  2191. }
  2192. }
  2193. }