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BDirectionBoard.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Newtonsoft.Json.Linq;
using BMap.NET.HTTPService;
using BMap.NET.WindowsForm.BMapElements;
namespace BMap.NET.WindowsForm
{
/// <summary>
/// 导航控件
/// </summary>
public partial class BDirectionBoard : UserControl
{
private string _currentCity;
/// <summary>
/// 当前建议搜索城市
/// </summary>
[Description("当前建议搜索城市"),Category("BMap.NET")]
public string CurrentCity
{
get
{
return _currentCity;
}
set
{
_currentCity = value;
bPlaceBoxSource.CurrentCity = _currentCity;
bPlaceBoxDestination.CurrentCity = _currentCity;
}
}
/// <summary>
/// 与之关联的地图控件
/// </summary>
[Description("与之关联的地图控件"),Category("BMap.NET")]
public BMapControl BMapControl
{
get;
set;
}
/// <summary>
/// 与之关联的位置列表控件
/// </summary>
[Description("与之关联的位置列表控件"),Category("BMap.NET")]
public BPlacesBoard BPlacesBoard
{
get;
set;
}
/// <summary>
/// 导航起始位置
/// </summary>
[Description("导航起始位置"),Category("BMap.NET")]
internal string SourcePlace
{
get
{
return bPlaceBoxSource.QueryText;
}
set
{
bPlaceBoxSource.DontSearchNextTime();
bPlaceBoxSource.QueryText = value;
if (bPlaceBoxSource.QueryText != "" && bPlaceBoxDestination.QueryText != "") //导航起点、终点不为空
{
StartSearch();
}
if (Parent != null && Parent is TabPage) //如果父控件是tabpage 则选中
{
((Parent as TabPage).Parent as TabControl).SelectedTab = (Parent as TabPage);
}
}
}
/// <summary>
/// 导航结束位置
/// </summary>
[Description("导航结束位置"),Category("BMap.NET")]
internal string DestinationPlace
{
get
{
return bPlaceBoxDestination.QueryText;
}
set
{
bPlaceBoxDestination.DontSearchNextTime();
bPlaceBoxDestination.QueryText = value;
if (bPlaceBoxDestination.QueryText != "" && bPlaceBoxSource.QueryText != "") //导航起点、终点不为空
{
StartSearch();
}
if (Parent != null && Parent is TabPage) //如果父控件是tabpage 则选中
{
((Parent as TabPage).Parent as TabControl).SelectedTab = (Parent as TabPage);
}
}
}
/// <summary>
/// 当前方案 0公交 1驾车 2步行
/// </summary>
private int _current_method = 0;
/// <summary>
/// 方案类型 0时间短 1少换乘 2少步行 3最短路程 4最短时间 5不走高速
/// </summary>
private int _method_filter = 0;
/// <summary>
/// 构造方法
/// </summary>
public BDirectionBoard()
{
InitializeComponent();
SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.OptimizedDoubleBuffer, true);
UpdateStyles();
}
#region 事件处理
/// <summary>
/// 重绘
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BDirectionBoard_Paint(object sender, PaintEventArgs e)
{
//顶部 方案选择
if (_current_method == 0) //公交
{
e.Graphics.DrawImage(Properties.BMap.ico_transit_blue, new Point(Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_driving_gray, new Point(Width / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_walking_gray, new Point(Width * 2 / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawLine(Pens.LightBlue, new Point(0, 33), new Point(Width / 3 / 2 - 3, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 / 2 + 3, 33), new Point(Width, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 / 2 - 3, 33), new Point(Width / 3 / 2, 30));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 / 2 + 3, 33), new Point(Width / 3 / 2, 30));
}
else if (_current_method == 1) //驾车
{
e.Graphics.DrawImage(Properties.BMap.ico_transit_gray, new Point(Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_driving_blue, new Point(Width / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_walking_gray, new Point(Width * 2 / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawLine(Pens.LightBlue, new Point(0, 33), new Point(Width / 3 + Width / 3 / 2 - 3, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 + Width / 3 / 2 + 3, 33), new Point(Width, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 + Width / 3 / 2 - 3, 33), new Point(Width / 3 + Width / 3 / 2, 30));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width / 3 + Width / 3 / 2 + 3, 33), new Point(Width / 3 + Width / 3 / 2, 30));
}
else //步行
{
e.Graphics.DrawImage(Properties.BMap.ico_transit_gray, new Point(Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_driving_gray, new Point(Width / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawImage(Properties.BMap.ico_walking_blue, new Point(Width * 2 / 3 + Width / 3 / 2 - 30, 3));
e.Graphics.DrawLine(Pens.LightBlue, new Point(0, 33), new Point(Width * 2 / 3 + Width / 3 / 2 - 3, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width * 2 / 3 + Width / 3 / 2 + 3, 33), new Point(Width, 33));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width * 2 / 3 + Width / 3 / 2 - 3, 33), new Point(Width * 2 / 3 + Width / 3 / 2, 30));
e.Graphics.DrawLine(Pens.LightBlue, new Point(Width * 2 / 3 + Width / 3 / 2 + 3, 33), new Point(Width * 2 / 3 + Width / 3 / 2, 30));
}
//中部 方案类型
if (_current_method == 0) //公交
{
if (_method_filter == 0) //时间短
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + 3, 135 + 5));
}
else if (_method_filter == 1) //少换乘
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3 + (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + (Width - 25) / 3 + 3, 135 + 5));
}
else if (_method_filter == 2) //少步行
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3 + 2 * (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + 2 * (Width - 25) / 3 + 3, 135 + 5));
}
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3 + (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3 + 2 * (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawString("时间短", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + 21, 135 + 3));
e.Graphics.DrawString("少换乘", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + (Width - 25) / 3 + 21, 135 + 3));
e.Graphics.DrawString("少步行", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + 2 * (Width - 25) / 3 + 21, 135 + 3));
}
else if (_current_method == 1) //驾车
{
if (_method_filter == 3) //最短路程
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + 3, 135 + 5));
}
else if (_method_filter == 4) //最短距离
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3 + (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + (Width - 25) / 3 + 3, 135 + 5));
}
else if (_method_filter == 5) //不走高速
{
e.Graphics.FillRectangle(Brushes.WhiteSmoke, new Rectangle(3 + 2 * (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawImage(Properties.BMap.ico_select, new Point(3 + 2 * (Width - 25) / 3 + 3, 135 + 5));
}
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3 + (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawRectangle(Pens.LightGray, new Rectangle(3 + 2 * (Width - 25) / 3, 135, (Width - 25) / 3, 25));
e.Graphics.DrawString("最短时间", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + 20, 135 + 3));
e.Graphics.DrawString("最短路程", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + (Width - 25) / 3 + 20, 135 + 3));
e.Graphics.DrawString("不走高速", new Font("微软雅黑", 10), Brushes.Gray, new PointF(3 + 2 * (Width - 25) / 3 + 20, 135 + 3));
}
//步行没有方案类型
}
/// <summary>
/// 鼠标移动
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BDirectionBoard_MouseMove(object sender, MouseEventArgs e)
{
if (new Rectangle(0, 0, Width, 33).Contains(e.Location)
|| ((new Rectangle(5, 135, Width - 10, 25).Contains(e.Location)) && _current_method != 2)) //顶端 中部 鼠标成手型
{
Cursor = Cursors.Hand;
}
else
{
Cursor = Cursors.Arrow;
}
}
/// <summary>
/// 鼠标点击
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BDirectionBoard_Click(object sender, EventArgs e)
{
Point p = this.PointToClient(Cursor.Position);
if (new Rectangle(0, 0, Width / 3, 33).Contains(p)) //公交模式
{
if (_current_method != 0)
{
if (_current_method == 2)
{
flpRoutes.Height = flpRoutes.Height - (171 - 138);
}
_current_method = 0;
_method_filter = 0;
flpRoutes.Location = new Point(flpRoutes.Location.X, 171);
StartSearch(); //开启搜索
}
}
else if (new Rectangle(Width / 3, 0, Width / 3, 33).Contains(p)) //驾车模式
{
if (_current_method != 1)
{
if (_current_method == 2)
{
flpRoutes.Height = flpRoutes.Height - (171 - 138);
}
_current_method = 1;
_method_filter = 3;
flpRoutes.Location = new Point(flpRoutes.Location.X, 171);
StartSearch(); //开启搜索
}
}
else if (new Rectangle(Width * 2 / 3, 0, Width / 3, 33).Contains(p)) //步行模式
{
if (_current_method != 2)
{
_current_method = 2;
flpRoutes.Height = flpRoutes.Height + (171 - 138);
flpRoutes.Location = new Point(flpRoutes.Location.X, 138);
StartSearch(); //开启搜索
}
}
if (_current_method == 0) //公交
{
if (new Rectangle(5, 135, (Width - 10) / 3, 25).Contains(p)) //时间短
{
_method_filter = 0;
}
else if (new Rectangle(5 + (Width - 10)/3, 135, (Width - 10) / 3, 25).Contains(p)) //少换乘
{
_method_filter = 1;
}
else if (new Rectangle(5 + 2 * (Width - 10) / 3, 135, (Width - 10) / 3, 25).Contains(p)) //少步行
{
_method_filter = 2;
}
}
if (_current_method == 1) //驾车
{
if (new Rectangle(5, 135, (Width - 10) / 3, 25).Contains(p)) //最短距离
{
_method_filter = 3;
}
else if (new Rectangle(5 + (Width - 10) / 3, 135, (Width - 10) / 3, 25).Contains(p)) //最短时间
{
_method_filter = 4;
}
else if (new Rectangle(5 + 2 * (Width - 10) / 3, 135, (Width - 10) / 3, 25).Contains(p)) //不走高速
{
_method_filter = 5;
}
}
Invalidate();
}
/// <summary>
/// 鼠标进入搜索按钮
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void label1_MouseEnter(object sender, EventArgs e)
{
lblSearch.ForeColor = Color.White;
lblSearch.BackColor = Color.FromArgb(51, 133, 255);
}
/// <summary>
/// 鼠标移出搜索按钮
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void label1_MouseLeave(object sender, EventArgs e)
{
lblSearch.ForeColor = Color.DarkGray;
lblSearch.BackColor = Color.WhiteSmoke;
}
/// <summary>
/// 互换位置
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void picExchange_Click(object sender, EventArgs e)
{
string te = bPlaceBoxDestination.QueryText;
bPlaceBoxDestination.DontSearchNextTime();
bPlaceBoxSource.DontSearchNextTime();
bPlaceBoxDestination.QueryText = bPlaceBoxSource.QueryText;
bPlaceBoxSource.QueryText = te;
}
/// <summary>
/// 发起搜索
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void lblSearch_Click(object sender, EventArgs e)
{
StartSearch();
}
/// <summary>
/// 路线选中
/// </summary>
/// <param name="bRoute"></param>
void item_RouteSelected(BRoute bRoute)
{
foreach (Control c in flpRoutes.Controls)
{
if (c as BTransitRouteItem != null && (c as BTransitRouteItem).DataSource != bRoute)
{
(c as BTransitRouteItem).Selected = false;
}
if (c as BWalkingRouteItem != null && (c as BWalkingRouteItem).DataSource != bRoute)
{
(c as BWalkingRouteItem).Selected = false;
}
if (c as BDrivingRouteItem != null && (c as BDrivingRouteItem).DataSource != bRoute)
{
(c as BDrivingRouteItem).Selected = false;
}
}
if (BMapControl != null)
{
BMapControl.SetRoute(bRoute); //更新地图中的路线
}
}
/// <summary>
/// 路线步骤选中
/// </summary>
/// <param name="stepPath"></param>
/// <param name="enlarge"></param>
void item_StepSelected(string stepPath, bool enlarge)
{
if (BMapControl != null)
{
BMapControl.SetHighlightPath(stepPath, enlarge); //高亮设置
}
}
/// <summary>
/// 路线起点终点选中
/// </summary>
/// <param name="bPoint"></param>
void item_StepEndPointSelected(BPoint bPoint)
{
//
if (BMapControl != null)
{
BMapControl.SelectBPoint(bPoint);
}
}
#endregion
#region 公开方法
/// <summary>
/// 开启搜索
/// </summary>
internal void StartSearch()
{
flpRoutes.Controls.Clear();
if (BPlacesBoard != null) //位置列表初始化
{
BPlacesBoard.Clear();
}
((Action)delegate()
{
JObject routes;
DirectionService ds = new DirectionService();
if (_current_method == 0) //公交
{
if (bPlaceBoxSource.City != bPlaceBoxDestination.City)
{
MessageBox.Show("公交导航时，两地城市必须一致！");
return;
}
routes = ds.DirectionByTransit(bPlaceBoxSource.QueryText, bPlaceBoxDestination.QueryText, _currentCity);
}
else if (_current_method == 1) //驾车
{
routes = ds.DirectionByDriving(bPlaceBoxSource.QueryText, bPlaceBoxDestination.QueryText, bPlaceBoxSource.City, bPlaceBoxDestination.City);
}
else //步行
{
if (bPlaceBoxSource.City != bPlaceBoxDestination.City)
{
MessageBox.Show("步行导航时，两地城市必须一致！");
return;
}
routes = ds.DirectionByWalking(bPlaceBoxSource.QueryText, bPlaceBoxDestination.QueryText, _currentCity);
}
if (routes != null && (string)routes["status"] == "0") //搜索成功
{
this.Invoke((Action)delegate()
{
if ((string)routes["type"] == "2") //正常结果
{
//生成起点终点
BPoint start = new BPoint { Type = PointType.RouteStart, Selected = false, Address = bPlaceBoxSource.QueryText, Location = new LatLngPoint(double.Parse((string)routes["result"]["origin"]["originPt"]["lng"]), double.Parse((string)routes["result"]["origin"]["originPt"]["lat"])) };
BPoint end = new BPoint { Type = PointType.RouteEnd, Selected = false, Address = bPlaceBoxDestination.QueryText, Location = new LatLngPoint(double.Parse((string)routes["result"]["destination"]["destinationPt"]["lng"]), double.Parse((string)routes["result"]["destination"]["destinationPt"]["lat"])) };
if (BMapControl != null)
{
BMapControl.SetRouteStartAndEnd(start, end); //设置地图中对应的起点 终点
}
if (_current_method == 0) //公交
{
BTaxiTipControl taxi = new BTaxiTipControl();
taxi.DataSource = routes["result"]["taxi"]; //打车信息
taxi.Width = flpRoutes.Width - 25;
flpRoutes.Controls.Add(taxi);
foreach (JObject route in routes["result"]["routes"])
{
BTransitRouteItem item = new BTransitRouteItem();
BStepStartAndEndItem origin = new BStepStartAndEndItem();
origin.EndPoint = start;
item.Origin = origin; //起点
BStepStartAndEndItem destination = new BStepStartAndEndItem();
destination.EndPoint = end;
item.Destination = destination; //终点
item.DataSource = new BRoute { Type = RouteType.Transit, DataSource = route };
flpRoutes.Controls.Add(item);
item.Width = flpRoutes.Width - 25;
item.StepEndPointSelected += new StepEndPointSelectedEventHandler(item_StepEndPointSelected);
item.StepSelected += new StepSelectedEventHandler(item_StepSelected);
item.RouteSelected += new RouteSelectedEventHandler(item_RouteSelected);
}
}
else if (_current_method == 1) //驾车
{
BTaxiTipControl taxi = new BTaxiTipControl();
taxi.DataSource = routes["result"]["taxi"]; //打车信息
taxi.Width = flpRoutes.Width - 25;
flpRoutes.Controls.Add(taxi);
foreach (JObject route in routes["result"]["routes"])
{
BDrivingRouteItem item = new BDrivingRouteItem();
BStepStartAndEndItem origin = new BStepStartAndEndItem();
origin.EndPoint = start;
item.Origin = origin; //起点
BStepStartAndEndItem destination = new BStepStartAndEndItem();
destination.EndPoint = end;
item.Destination = destination; //终点
item.DataSource = new BRoute { DataSource = route, Type = RouteType.Driving };
flpRoutes.Controls.Add(item);
item.Width = flpRoutes.Width - 25;
item.StepEndPointSelected += new StepEndPointSelectedEventHandler(item_StepEndPointSelected);
item.StepSelected += new StepSelectedEventHandler(item_StepSelected);
item.RouteSelected += new RouteSelectedEventHandler(item_RouteSelected);
}
}
else //步行
{
//步行没有打车信息
foreach (JObject route in routes["result"]["routes"])
{
BWalkingRouteItem item = new BWalkingRouteItem();
BStepStartAndEndItem origin = new BStepStartAndEndItem();
origin.EndPoint = start;
item.Origin = origin; //起点
BStepStartAndEndItem destination = new BStepStartAndEndItem();
destination.EndPoint = end;
item.Destination = destination; //终点
item.DataSource = new BRoute { DataSource = route, Type = RouteType.Walking };
flpRoutes.Controls.Add(item);
item.Width = flpRoutes.Width - 25;
item.StepEndPointSelected += new StepEndPointSelectedEventHandler(item_StepEndPointSelected);
item.StepSelected += new StepSelectedEventHandler(item_StepSelected);
item.RouteSelected += new RouteSelectedEventHandler(item_RouteSelected);
}
}
}
else //地址模糊 需重新选择
{
//
}
});
}
}).BeginInvoke(null, null);
}
/// <summary>
/// 清空导航控件（初始化）
/// </summary>
public void Clear()
{
flpRoutes.Controls.Clear();
if (BMapControl != null)
{
BMapControl.SetRoute(null); //
BMapControl.SetRouteStartAndEnd(null, null);
}
}
#endregion
}
}