PIE SDK组件式开发综合运用示例

 1 /// <summary>
 2 /// 初始化函数
 3 /// </summary>
 4 private void InitFrm()
 5 {//绑定
 6     mapControl1.FocusMap = pageLayoutControl1.FocusMap;
 7     tocControlMain.SetBuddyControl(pageLayoutControl1);
 8     mapControl1.Activate();
 9     pageLayoutControl1.DeActivate();
10 }

 1 /// <summary>
 2 /// 地图模式和制图模式切换按钮
 3 /// </summary>
 4 /// <param name="sender"></param>
 5 /// <param name="e"></param>
 6 private void tabControl1_SelectedIndexChanged(object sender, EventArgs e)
 7 {
 8     if (tabControl1.SelectedIndex == 0)
 9     {
10         ActivateMapControl();
11     }
12     else if (tabControl1.SelectedIndex == 1)
13     {
14         ActivatePageLayoutControl();
15     }
16 }
17 /// <summary>
18 /// 激活地图模式
19 /// </summary>
20 private void ActivateMapControl()
21 {
22     pageLayoutControl1.DeActivate();
23     mapControl1.Activate();
24     mapControl1.PartialRefresh(ViewDrawPhaseType.ViewAll);
25 }
26 /// <summary>
27 /// 激活制图模式
28 /// </summary>
29 private void ActivatePageLayoutControl()
30 {
31     mapControl1.DeActivate();
32     pageLayoutControl1.Activate();
33     pageLayoutControl1.PartialRefresh(ViewDrawPhaseType.ViewAll);
34 }

 1 /// <summary>
 2 /// 加载数据
 3 /// </summary>
 4 /// <param name="sender"></param>
 5 /// <param name="e"></param>
 6 private void toolStripButton_AddData_Click(object sender, EventArgs e)
 7 {
 8     //获取数据路径
 9     OpenFileDialog openFileDialog = new OpenFileDialog();
10     openFileDialog.Title = "加载数据";
11     openFileDialog.Multiselect = false;
12     openFileDialog.Filter = "Shape Files|*.shp;*.000|Raster Files|*.tif;*.tiff;*.dat;*.bmp;*.img;*.jpg|HDF Files|*.hdf;*.h5|NC Files|*.nc";
13     if (openFileDialog.ShowDialog() != System.Windows.Forms.DialogResult.OK) return;
14            
15     //加载数据
16     ILayer layer = LayerFactory.CreateDefaultLayer(openFileDialog.FileName);        
17     mapControl1.FocusMap.AddLayer(layer);
18     mapControl1.ActiveView.PartialRefresh(ViewDrawPhaseType.ViewAll);
19 }

 1 /// <summary>
 2 /// toc点击事件
 3 /// </summary>
 4 /// <param name="sender"></param>
 5 /// <param name="e"></param>
 6 private void tocControlMain_MouseClick(object sender, MouseEventArgs e)
 7 {
 8     if (e.Button == MouseButtons.Right)//右键
 9     {
10         PIETOCNodeType type = PIETOCNodeType.Null;
11         IMap map = null;
12         ILayer layer = null;
13         Object unk = Type.Missing;
14         Object data = Type.Missing;
15         tocControlMain.HitTest(e.X, e.Y, ref type, ref map, ref layer, ref unk, ref data);
16 
17         PIETOCNodeTag tag = new PIETOCNodeTag();
18         tag.Map = map;
19         tag.Layer = layer;
20         tag.UNK = unk;
21         tag.Data = data;
22         mapControl1.CustomerProperty = tag;
23 
24         switch (type)
25         {
26             case PIETOCNodeType.FeatureLayer://矢量
27                 IFeatureLayer featureLayer = layer as IFeatureLayer;
28                 if (featureLayer == null) return;
29                 contextMenuStrip_Layer.Show(tocControlMain, new System.Drawing.Point(e.X, e.Y));//显示右键菜单
30                 break;
31             case PIETOCNodeType.RasterLayer://栅格
32                 IRasterLayer rasterLayer = layer as IRasterLayer;
33                 if (rasterLayer == null) return;
34                 contextMenuStrip_Layer.Show(tocControlMain, new System.Drawing.Point(e.X, e.Y));
35                 break;
36             case PIETOCNodeType.Map://地图
37                 contextMenuStrip_TocMenu.Show(tocControlMain, new System.Drawing.Point(e.X, e.Y));
38                 break;
39         }
40     }
41 }
42 
43 /// <summary>
44 /// Toc具体选右键菜单中具体项的功能操作
45 /// </summary>
46 /// <param name="sender"></param>
47 /// <param name="e"></param>
48 private void tocMenuItem_Click(object sender, MouseEventArgs e)
49 {
50     if (e.Button == MouseButtons.Right) return;
51     ToolStripMenuItem item = sender as ToolStripMenuItem;
52     if (item == null) return;
53     ICommand cmd = item.Tag as ICommand;
54     if (cmd == null) return;
55 
56     cmd.OnCreate(mapControl1);//必须加上
57     cmd.OnClick();
58 
59     ITool tool = cmd as ITool;
60     if (tool != null)
61     {
62         mapControl1.CurrentTool = tool;
63     }
64 }

 1 //ITool用法
 2 
 3 /// <summary>
 4 /// 地图拉框放大
 5 /// </summary>
 6 /// <param name="sender"></param>
 7 /// <param name="e"></param>
 8 private void toolStripButton_MapZoomIn_Click(object sender, EventArgs e)
 9 {
10     ITool tool = new MapZoomInTool();
11     if (tabControl1.SelectedIndex == 0)
12     {
13         (tool as ICommand).OnCreate(mapControl1);
14         mapControl1.CurrentTool = tool;
15     }
16     else if (tabControl1.SelectedIndex == 1)
17     {
18         (tool as ICommand).OnCreate(pageLayoutControl1);
19         pageLayoutControl1.CurrentTool = tool;
20     }
21 }
22 /// <summary>
23 /// 属性查询
24 /// </summary>
25 /// <param name="sender"></param>
26 /// <param name="e"></param>
27 private void toolStripButton_AttributeIdentify_Click(object sender, EventArgs e)
28 {
29     ITool attIdentifyTool = new AttributeIdentifyTool();
30     ICommand cmd = attIdentifyTool as ICommand;
31     if (tabControl1.SelectedIndex == 0)
32     {
33         cmd.OnCreate(mapControl1);
34         cmd.OnClick();
35         mapControl1.CurrentTool = attIdentifyTool;
36     }
37 }

 1 //ICommand
 2 
 3 /// <summary>
 4 /// 全图显示
 5 /// </summary>
 6 /// <param name="sender"></param>
 7 /// <param name="e"></param>
 8 private void toolStripButton_MapFullExtent_Click(object sender, EventArgs e)
 9 {
10     ICommand cmd = new FullExtentCommand();
11     if (tabControl1.SelectedIndex==0)
12     {
13         cmd.OnCreate(mapControl1);
14     }
15     else if(tabControl1.SelectedIndex==1)
16     {
17         cmd.OnCreate(pageLayoutControl1);
18     }
19     cmd.OnClick();
20 }
21 
22 /// <summary>
23 /// 比例尺（制图）
24 /// </summary>
25 /// <param name="sender"></param>
26 /// <param name="e"></param>
27 private void toolStripMenuItem_DrawScaleBarElement_Click(object sender, EventArgs e)
28 {
29     ICommand cmd = new AddPageScaleBarCommand();
30     cmd.OnCreate(pageLayoutControl1);
31     cmd.OnClick();
32 }

 1 /// <summary>
 2 /// 鼠标在MapControl上移动
 3 /// </summary>
 4 /// <param name="sender"></param>
 5 /// <param name="e"></param>
 6 private void mapControl1_MouseMove(object sender, MouseEventArgs e)
 7 {
 8     //1、当地图空间参考为空时，鼠标移动不起作用            
 9     int layerCount = mapControl1.FocusMap.GetAllLayer().Count;
10     if (layerCount < 1)
11     {
12         mapControl1.SpatialReference = null;
13     }
14     ISpatialReference spatialReference = mapControl1.SpatialReference;
15     if (spatialReference == null)
16     {
17         toolStripStatusLabel_CoordinateInfo.Text = null;
18         return;
19     }
20 
21     toolStripStatusLabel_CoordinateInfo.Text = spatialReference.Name.ToString();
22     //2、鼠标移动的屏幕坐标
23     toolStripStatusLabel_screenCoordinate.Text = string.Format("{0},{1}", e.X, e.Y);
24     //3、鼠标移动的地图坐标
25     IPoint point = mapControl1.ToMapPoint(e.X, e.Y);
26     toolStripStatusLabel_coordinateSystem.Text = string.Format("{0},{1}", point.X.ToString("0.0000"), point.Y.ToString("0.0000"));//保留四位小数
27 }