三維虛擬電子沙盤開發教程第一課 利用WPF建立3d gis數字地球(非axhost方式)
阿新 • • 發佈:2019-01-04
三維虛擬電子沙盤開發教程第一課 利用WPF建立3d gis數字地球(非axhost方式)
下一步新建一個wpf工程。然後引用SDK中的gislib.dll,NewGisBiao.dll如下圖:
下面上程式碼
<Window x:Class="Teach3DGIS.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:local="clr-namespace:Teach3DGIS" mc:Ignorable="d" Title="MainWindow" Height="768" Width="1024"> <Canvas x:Name="Root" Height="768" Width="1024"> </Canvas> </Window>
MainWindow.cs
using GisLib; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Navigation; using System.Windows.Shapes; namespace Teach3DGIS { /// <summary> /// MainWindow.xaml 的互動邏輯 /// </summary> public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); Init3D(); } GisLib.MTGIS3D gis3d; GisLib.MTGIS2 gis2d; private void Init3D() { if (gis3d == null) { IniRead.IniReadWrite.BiaoManage = new NewGisBiao.Base.BiaoManage(Root); gis3d = new MTGIS3D(); gis3d.TManage = IniRead.IniReadWrite.BiaoManage; Root.Children.Add(gis3d); Canvas.SetLeft(gis3d, 0); Canvas.SetTop(gis3d, 0); gis3d.Width = this.Width - 100; gis3d.Height = this.Height - 100; //高程資料目錄及物件初始 // gis3d.WireLineSelect += Gis3d_WireLineSelect; gis3d._HiMain = new GisLib.HiData.HiMang(AppDomain.CurrentDomain.BaseDirectory + "hidatatemp", "hi"); IniRead.IniReadWrite.MPareant = gis3d; } } } }
設定工程 輸出目錄為SDK所在目錄如下圖
然後運後就可以得到一個wpf版本的3dgis了:
由於是非axhost方式加入的,所以是完全支援WPF的特性的。我們可以將地圖控制元件旋轉一定角度:程式碼如下:
RotateTransform u1 = new RotateTransform(); u1.Angle = 45; gis3d.RenderTransformOrigin = new Point(0.5, 0.5); gis3d.RenderTransform = u1;
效果如下: