地理信息系统：使用Java实现，利用JavaFx.zip

package org.walkgis.learngis.lesson20.controller; import de.felixroske.jfxsupport.AbstractFxmlView; import de.felixroske.jfxsupport.FXMLController; import de.felixroske.jfxsupport.GUIState; import javafx.embed.swing.SwingFXUtils; import javafx.event.ActionEvent; import javafx.fxml.FXML; import javafx.fxml.Initializable; import javafx.scene.Cursor; import javafx.scene.Scene; import javafx.scene.canvas.Canvas; import javafx.scene.control.*; import javafx.scene.control.Label; import javafx.scene.control.MenuItem; import javafx.scene.image.ImageView; import javafx.scene.image.WritableImage; import javafx.scene.input.ContextMenuEvent; import javafx.scene.input.MouseButton; import javafx.scene.input.MouseEvent; import javafx.scene.layout.Pane; import javafx.scene.shape.Rectangle; import javafx.stage.FileChooser; import javafx.stage.Modality; import javafx.stage.Stage; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.context.ApplicationContext; import org.springframework.util.StringUtils; import org.walkgis.learngis.lesson20.Lesson20Application; import org.walkgis.learngis.lesson20.basicclasses.*; import org.walkgis.learngis.lesson20.basicclasses.network.GISNetwork; import org.walkgis.learngis.lesson20.view.DataTableView; import org.walkgis.learngis.lesson20.view.LayerView; import org.walkgis.learngis.lesson20.view.MainView; import java.awt.*; import java.awt.image.BufferedImage; import java.io.File; import java.net.URL; import java.util.ArrayList; import java.util.List; import java.util.ResourceBundle; import java.util.UUID; @FXMLController public class MainController implements Initializable { @Value(value = "${data.dir}") private String dataDir; @FXML private Pane canvasContainer; @FXML private Canvas mainCanvas; @FXML private ImageView btnOpenDocument, btnLayerControl, btnFullScreen, btnZoomIn, btnZoomOut, btnMoveUp, btnMoveDown, btnMoveLeft, btnMoveRight, btnClear, btnNetwork; @FXML private ImageView btnBuildGrid, btnReadRouteGrid, btnWriteRouteGrid, btnLoadPoint, btnClearPoint, btnShowRoute; @FXML private CheckBox chbAddPoint; @FXML private ComboBox cmbRouteFields; @FXML private Label lblPosition, lblTotals, lblSelectCount; @FXML private TreeView toolContent; @Autowired private DataTableController dataTableController; @Autowired private MainView mainView; private ContextMenu contextMenu; private MenuItem menuDocument, select, selectElement, zoomIn, zoomOut, pan, fullScreen, menuLayerControl; @Autowired private ApplicationContext applicationContext; private BufferedImage backgroundWindow; private MouseCommand mouseCommand = MouseCommand.Unused; private int mouseStartX = 0, mouseStartY = 0, mouseMovingX = 0, mouseMovingY = 0; private boolean mouseOnMap = false; private GISView view; private Rectangle clientRectangle; public GISDocument document = new GISDocument(); private GISNetwork network; private GISVectorLayer stopsLayer; private GISVectorLayer lineLayer; private List<GISVertex> netPoints = new ArrayList<>(); @Override public void initialize(URL location, ResourceBundle resources) { document = new GISDocument(); initCanvasContextMenu(); clientRectangle = new Rectangle(0, 0, mainCanvas.getWidth(), mainCanvas.getHeight()); view = new GISView(new GISExtent(new GISVertex(0, 0), new GISVertex(1, 1)), clientRectangle); mainCanvas.setOnMouseClicked(this::canvasClick); mainCanvas.setOnMouseMoved(this::canvasMouseMoved); mainCanvas.setOnMousePressed(this::canvasMousePressed); mainCanvas.setOnMouseReleased(this::canvasMouseReleased); mainCanvas.setOnContextMenuRequested(this::canvasContextMenu); btnOpenDocument.setOnMouseClicked(this::btnOpenDocumentClick); btnLayerControl.setOnMouseClicked(this::btnLayerControlClick); btnZoomIn.setOnMouseClicked(this::mapActionClick); btnZoomOut.setOnMouseClicked(this::mapActionClick); btnMoveUp.setOnMouseClicked(this::mapActionClick); btnMoveDown.setOnMouseClicked(this::mapActionClick); btnMoveLeft.setOnMouseClicked(this::mapActionClick); btnMoveRight.setOnMouseClicked(this::mapActionClick); btnFullScreen.setOnMouseClicked(this::btnFullScreen); btnClear.setOnMouseClicked(this::btnClearClick); btnNetwork.setOnMouseClicked(this::btnNetworkClick); mainCanvas.widthProperty().bind(canvasContainer.widthProperty()); mainCanvas.heightProperty().bind(canvasContainer.heightProperty()); List<GISField> fields = new ArrayList<>(); fields.add(new GISField(Integer.class, "index")); stopsLayer = new GISVectorLayer("stops" + UUID.randomUUID().toString(), SHAPETYPE.point, null, fields); stopsLayer.labelIndex = 0; stopsLayer.drawAttributeOrNot = true; chbAddPoint.setTooltip(new Tooltip("添加起止点")); Tooltip.install(btnBuildGrid, new Tooltip("构建网络结构")); Tooltip.install(btnReadRouteGrid, new Tooltip("读取网络结构")); Tooltip.install(btnWriteRouteGrid, new Tooltip("导出网络结构")); Tooltip.install(btnLoadPoint, new Tooltip("加载起止点")); Tooltip.install(btnClearPoint, new Tooltip("清空起止点")); Tooltip.install(btnShowRoute, new Tooltip("显示最短路径")); chbAddPoint.setSelected(false); cmbRouteFields.setOnMouseClicked(this::cmbRouteFieldsClick); btnBuildGrid.setOnMouseClicked(this::btnBuildGridClick); btnReadRouteGrid.setOnMouseClicked(this::btnReadRouteGridClicck); btnWriteRouteGrid.setOnMouseClicked(this::btnWriteRouteGridClicck); btnLoadPoint.setOnMouseClicked(this::btnLoadPointClicck); btnClearPoint.setOnMouseClicked(this::btnClearPointClicck); btnShowRoute.setOnMouseClicked(this::btnShowRouteClicck); } @FXML private void btnShowRouteClicck(MouseEvent mouseEvent) { if (stopsLayer.features.size() < 2) return; checkLayers(); lineLayer.clearSelection(); for (int i = 1; i < stopsLayer.features.size(); i++) { GISVertex vFrom = stopsLayer.features.get(i - 1).spatial.center; GISVertex vTo = stopsLayer.features.get(i).spatial.center; List<GISFeature> fs = network.findRoute(vFrom, vTo); lineLayer.select(fs); } updateMap(); } @FXML private void btnClearPointClicck(MouseEvent mouseEvent) { initGrid(); } @FXML private void btnLoadPointClicck(MouseEvent mouseEvent) { FileChooser fileChooser = new FileChooser(); fileChooser.setTitle("选择数据"); Stage selectFile = new Stage(); if (StringUtils.isEmpty(dataDir) || !new File(dataDir).exists()) dataDir = System.getProperty("user.home"); fileChooser.setInitialDirectory(new File(dataDir)); fileChooser.getExtensionFilters().addAll( new FileChooser.ExtensionFilter("所有文件类型", "*." + GISConst.SHP), new FileChooser.ExtensionFilter("Shapefile", "*." + GISConst.SHP) ); File file = fileChooser.showOpenDialog(selectFile); if (file != null) { GISLayer layer = GISTools.getLayer(file.getAbsolutePath()); if (layer.layerType != LAYERTYPE.VectorLayer) return; if (((GISVectorLayer) layer).shapeType != SHAPETYPE.point) return; initGrid(); GISVectorLayer pointLayer = (GISVectorLayer) layer; for (int i = 0; i < pointLayer.features.size(); i++) { GISVertex vertex = pointLayer.features.get(i).spatial.center; //展示出来 netPoints.add(vertex); GISAttribute attribute = new GISAttrib