保存地图最后位置

张世豪

7 天以前 f784463ab019c1113cf0b31a249e8802b07a57fa

 src/set/Sets.java

@@ -5,6 +5,7 @@
import zhuye.MapRenderer;
import zhuye.Shouye;
import zhuye.buttonset;
import set.Setsys;

import javax.swing.*;
import javax.swing.filechooser.FileNameExtensionFilter;
@@ -333,6 +334,48 @@
        setData.initializeFromProperties();
        baseStation.load();
        updateDisplay();
        // 加载并应用上次保存的视图中心坐标
        loadViewCenterFromProperties();
    }
    
    /**
     * 从配置文件加载视图中心坐标并应用到MapRenderer
     */
    private void loadViewCenterFromProperties() {
        Shouye shouye = Shouye.getInstance();
        if (shouye == null) {
            return;
        }
        MapRenderer renderer = shouye.getMapRenderer();
        if (renderer == null) {
            return;
        }
        
        // 从配置文件读取视图中心坐标
        String viewCenterXValue = Setsys.getPropertyValue("viewCenterX");
        String viewCenterYValue = Setsys.getPropertyValue("viewCenterY");
        
        double savedTranslateX = 0.0;
        double savedTranslateY = 0.0;
        
        if (viewCenterXValue != null && !viewCenterXValue.trim().isEmpty()) {
            try {
                savedTranslateX = Double.parseDouble(viewCenterXValue.trim());
            } catch (NumberFormatException e) {
                savedTranslateX = 0.0;
            }
        }
        if (viewCenterYValue != null && !viewCenterYValue.trim().isEmpty()) {
            try {
                savedTranslateY = Double.parseDouble(viewCenterYValue.trim());
            } catch (NumberFormatException e) {
                savedTranslateY = 0.0;
            }
        }
        
        // 应用视图中心坐标（保持当前缩放比例）
        double currentScale = renderer.getScale();
        renderer.setViewTransform(currentScale, savedTranslateX, savedTranslateY);
    }
    
    private void updateDisplay() {