supermap学习系列之silverlight--添加可拖拽的定位图钉(方法二之超图自带类(Pushpin、InfoWindow))

supermap学习系列之silverlight--添加可拖拽的定位图钉(方法二之超图自带类(Pushpin、InfoWindow)),第1张

概述接着上一篇,添加可以拖拽的图钉。这次采用超图本身的接口。Pushpin和InfoWindow类。 xaml代码:  <Grid x:Name="LayoutRoot" Background="White">        <Grid.Resources>            <DataTemplate x:Key="LocationInfoWindowTemplate">         

接着上一篇,添加可以拖拽的图钉。这次采用超图本身的接口。pushpin和InfoWindow类。

xaml代码:

 <GrID x:name="LayoutRoot" Background="White">        <GrID.Resources>            <DataTemplate x:Key="LocationInfoWindowTemplate">                <StackPanel WIDth="312" Height="150">                                   <GrID margin="5">                        <GrID.RowDeFinitions>                            <RowDeFinition />                            <RowDeFinition />                            <RowDeFinition />                            <RowDeFinition />                        </GrID.RowDeFinitions>                        <GrID.ColumnDeFinitions>                            <ColumnDeFinition WIDth="40" />                            <ColumnDeFinition />                        </GrID.ColumnDeFinitions>                                               <TextBlock VerticalAlignment="Center" Text="经度:" GrID.Row="0" GrID.Column="0"/>                        <TextBlock VerticalAlignment="Center" Text="纬度:" GrID.Row="1" GrID.Column="0"/>                        <TextBlock VerticalAlignment="Center" Text="类型:" GrID.Row="2" GrID.Column="0"/>                        <TextBox margin="0,5,5" x:name="txtLongitudePopup" Text="老的经度" GrID.Row="0" GrID.Column="1" GrID.ColumnSpan="2" />                        <TextBox margin="0,5" x:name="txtLatitudePopup" Text="老的纬度" GrID.Row="1" GrID.Column="1" GrID.ColumnSpan="2"/>                        <ComboBox x:name="cBoxPopConType" margin="0,10" GrID.Row="2" GrID.Column="1">                            <ComboBoxItem Tag="road" Content="道路" IsSelected="True"></ComboBoxItem>                            <ComboBoxItem Tag="brIDge" Content="桥梁"></ComboBoxItem>                            <ComboBoxItem Tag="river" Content="河流"></ComboBoxItem>                            <ComboBoxItem Tag="farmland" Content="农田"></ComboBoxItem>                        </ComboBox>                        <StackPanel HorizontalAlignment="Right" GrID.Row="3" GrID.Column="0" GrID.ColumnSpan="2" OrIEntation="Horizontal">                            <button x:name="btnPopSaveConLonLat" Click="btnPopSaveConLonLat_Click_1" Content="保存" WIDth="70"/>                            <button x:name="btnPopCancel" Click="btnPopCancel_Click_1" Content="取消" WIDth="70"/>                        </StackPanel>                    </GrID>                </StackPanel>            </DataTemplate>        </GrID.Resources>        <ic:Map x:name="MyMap">            <!--地图地址   自己填写-->            <is:TiledDynamicRESTLayer Url="<a target=_blank href="http://localhost:8090/iserver/services/map-china400/rest/maps/China">http://localhost:8090/iserver/services/map-china400/rest/maps/China</a>" />          </ic:Map>              <button x:name="btnDrag" Content="点击" Height="23" WIDth="75" Click="btnDrag_Click_1" margin="0,925,277" />    </GrID>

.cs后台代码:

<p>namespace SL{    public partial class MainPage : UserControl    {        private ElementsLayer Drag_ElementsLayer = new ElementsLayer();        public MainPage()        {            InitializeComponent();        }                              private voID btnDrag_Click_1(object sender,RoutedEventArgs e)        {            //获取数据模版中的控件   开始想给他赋值  但是没有实现   只可以读取。初步认为是他的原因:dataTemplate.LoadContent()            DataTemplate dataTemplate = LayoutRoot.Resources["LocationInfoWindowTemplate"] as System.windows.DataTemplate;            GrID grID = (GrID)VisualTreeHelper.GetChild(dataTemplate.LoadContent(),0);            ComboBox cBox = (ComboBox)grID.Findname("cBoxPopConType");            TextBox txtLon = (TextBox)grID.Findname("txtLongitudePopup");            TextBox txtLat = (TextBox)grID.Findname("txtLatitudePopup");            txtLon.Text = "新的经度";            txtLat.Text = "新的纬度";</p><p>            Drag_ElementsLayer.Children.Clear();            pushpin p = new pushpin();            InfoWindow window = new InfoWindow(MyMap);            window.ContentTemplate = LayoutRoot.Resources["LocationInfoWindowTemplate"] as System.windows.DataTemplate;            window.Title = "合同地理位置信息";            bool isMouseCaptured = false;            p.MouseleftbuttonDown += (obj,ee) =>            {                isMouseCaptured = true;                MyMap.ScreenContainer.Children.Remove(window);                MyMap.ScreenContainer.Children.Add(window);                window.Location = p.Location;                window.ShowInfoWindow();            };            p.MouseMove += (obj,ee) =>            {                if (isMouseCaptured)                {                    MyMap.Action = null;                    Point2D new_point2d = MyMap.ScreenToMap(new Point(ee.Getposition(null).X,ee.Getposition(null).Y+37));                    p.Location = new_point2d;                    window.CloseInfoWindow();                }            };            p.MouseleftbuttonUp += (obj,ee) =>            {                isMouseCaptured = false;                MyMap.Action = new Pan(MyMap);                Point2D new_point2d = MyMap.ScreenToMap(new Point(ee.Getposition(null).X,ee.Getposition(null).Y+37));                p.Location = new_point2d;                window.Location = p.Location;                window.ShowInfoWindow();            };            p.Location = MyMap.Center;            p.Background = new SolIDcolorBrush(colors.Blue);            Drag_ElementsLayer.AddChild(p);            MyMap.Layers.Add(Drag_ElementsLayer);        }             private voID btnPopSaveConLonLat_Click_1(object sender,RoutedEventArgs e)        {            DataTemplate dataTemplate = LayoutRoot.Resources["LocationInfoWindowTemplate"] as System.windows.DataTemplate;            GrID grID = (GrID)VisualTreeHelper.GetChild(dataTemplate.LoadContent(),0);            ComboBox cBox = (ComboBox)grID.Findname("cBoxPopConType");            ComboBoxItem item = cBox.SelectedItem as ComboBoxItem;            TextBox txtLon = (TextBox)grID.Findname("txtLongitudePopup");            TextBox txtLat = (TextBox)grID.Findname("txtLatitudePopup");</p><p>            MessageBox.Show("经度:" + txtLon.Text + "\n" + "纬度:" + txtLat.Text + "\n" + "类型:" + item.Tag.ToString());        }</p><p>        private voID btnPopCancel_Click_1(object sender,RoutedEventArgs e)        {            MyMap.ScreenContainer.Children.Clear();            Drag_ElementsLayer.Children.Clear();            MyMap.Layers.Remove(Drag_ElementsLayer);        }      }}</p>

初始化截图,如下:



点击按钮添加图钉,左键图钉d出交互窗口,接着拖动图钉。截图如下:

点击“取消”按钮删除图钉和图层。点击“保存”截图如下:

 

 

唉,可能您也发现了,想要得到数据模版的控件 并且给他赋值  但是没有实现   只可以读取。初步认为是他的原因:dataTemplate.LoadContent()。

如果有哪位大神可以做到,请留言。交流一下。刚开始学习,不熟练。谢谢。

源码下载:http://download.csdn.net/detail/duyelang/7797581

总结

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