#include "ManualLabelToolWidget.h"
#include <qdockwidget.h>
#include <qgslayertreeview.h>
#include <qgslayertreemodel.h>
#include <qgslayertreemapcanvasbridge.h>
<<<<<<< HEAD
#include <qgslayertreeview.h>
#include <qgslayertreemapcanvasbridge.h>
#include <qlabel.h>
#include <qstatusbar.h>
#include <QMenuBar>
#include <QToolBar>
#include <qgsmapcanvas.h>
#include <qgsrasterlayer.h>
#include <qgsmaptoolpan.h>
#include <qgsunittypes.h>
#include <QString>
#include <qgis.h>
#include <QgsMapSettings.h>
#include <QFile>
#include <QFileDialog>
#include <QDialog>
#include <QString>
#include <qfileinfo.h>
#include <qdir.h>
#include <qgsmaplayer.h>
#include <qgsproject.h>
//QgsUnitTypes

// 定义访问参数
#define RASTERFILEFILTER u8"所有文件 (*.*);;TIF (*.tif);;TIFF (*.tiff);;bin (*.bin);;dat (*.dat);;"


=======
>>>>>>> bc199244a3370d5bb7d3f52d5c17e6e2c467f20a

ManualLabelToolWidget::ManualLabelToolWidget(QWidget *parent)
    : QMainWindow(parent)
{
    this->init_UI();

}

ManualLabelToolWidget::~ManualLabelToolWidget()
{
}

void ManualLabelToolWidget::init_UI()
{
<<<<<<< HEAD
    this->setWindowTitle(tr(u8"AI标注软件"));
     // 初始大小
    {
        this->resize(1920,1080);
    }

    //地图控制
    {
        // 1. inti map canvas
        this->map_canvas = new QgsMapCanvas();
        this->setCentralWidget((this->map_canvas));

        // 2. map tool pan
        this->map_tool_pan = new  QgsMapToolPan(this->map_canvas);
        this->map_canvas->setMapTool(this->map_tool_pan);

        // 3. map layer manager
        this->map_layerTreeView = new  QgsLayerTreeView(this);
        // 4. create map model
        this->map_layerModel = new  QgsLayerTreeModel(QgsProject::instance()->layerTreeRoot(), this);
        this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeRename);     // 允许重命名
        this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeReorder);    // 允许调整顺序
        this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeChangeVisibility); // 允许改变可见性
        this->map_layerModel->setFlag(QgsLayerTreeModel::ShowLegendAsTree);   // 以树状图显示图例
        this->map_layerModel->setAutoCollapseLegendNodes(10); // 自动折叠过多图例项

        this->map_layerTreeView->setModel(this->map_layerModel);
        // create bridge between mapcontrol and layer 
        this->map_layer_Bridge = new QgsLayerTreeMapCanvasBridge(QgsProject::instance()->layerTreeRoot(), this->map_canvas, this);


        // layer 布局
        // 1. 创建一个QDockWidget（停靠窗口）来承载图层树视图
        this->layerTreeDock = new QDockWidget(tr(u8"图层管理器"), this);
        this->layerTreeDock->setWidget(this->map_layerTreeView);

        // 2. 将已有的图层树视图(m_layerTreeView)设置为这个停靠窗口的中心部件
        layerTreeDock->setWidget(this->map_layerTreeView);

        // 3. (可选但推荐)设置停靠窗口允许停靠的区域
        layerTreeDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);

        // 5. 将停靠窗口添加到主窗口的左侧区域
        this->addDockWidget(Qt::LeftDockWidgetArea, this->layerTreeDock);
       

    }

    // 状态工具栏
    {
        appStatusBar = this->statusBar(); // 获取或创建状态栏
        
        scaleLabel = new QLabel(tr(u8"比例尺："));
        CoordinaryTextLabel = new QLabel(tr(u8"坐标系："));
        PointXYLabel = new QLabel(tr(u8"坐标："));
        UnitLabel = new QLabel(tr(u8"单位："));
        appStatusBar->addPermanentWidget(PointXYLabel); // 
        appStatusBar->addPermanentWidget(scaleLabel); // 
        appStatusBar->addPermanentWidget(UnitLabel); // 
        appStatusBar->addPermanentWidget(CoordinaryTextLabel); // 
        
        // 连接比例尺变化信号
        connect(map_canvas, SIGNAL(scaleChanged(double)) , this, SLOT(updateScaleLabel(double)));
        connect(map_canvas, SIGNAL(xyCoordinates(const QgsPointXY&)), this, SLOT(updateCoordinateLabel(const QgsPointXY&)));
        
        connect(map_canvas, SIGNAL(extentsChanged()), this, SLOT(onMapExtentsChanged()));


    }

    // 菜单栏
    {
        menubar = this->menuBar();

        // 在菜单栏上添加"文件"和"编辑"菜单
        fileMenu = menubar->addMenu(tr(u8"文件"));
    

        // 向"文件"菜单中添加菜单项（QAction）
        newAction = fileMenu->addAction(tr(u8"新建"));
        fileMenu->addSeparator(); // 添加分割线[1,5](@ref)
        openMenu = fileMenu->addMenu(tr(u8"打开"));

        openRasterFolderAction = openMenu->addAction(tr(u8"打开影像文件夹"));
        openRasterAction = openMenu->addAction(tr(u8"打开影像"));
        openSLCRasterAction = openMenu->addAction(tr(u8"SLC影像"));
        editMenu = menubar->addMenu(tr(u8"编辑"));

        // 事件绑定
        QObject::connect(this->openRasterAction, SIGNAL(triggered()), this, SLOT(openRasterLayerTriggered()));

    }

    // AI标注工具栏
    {
        AiLabelToolBar = new QToolBar(tr(u8"AI标注工具栏"), this);
        this->addToolBar(Qt::LeftToolBarArea, AiLabelToolBar);
    }

}

void ManualLabelToolWidget::open()
{
}


void ManualLabelToolWidget::openRasterLayerTriggered()
{
    if (lastFileDialogPath.isEmpty()) {
        lastFileDialogPath = ".";
    }
    // 打开影像
    // 2. 选择多个文件
    QString rasterPath = QFileDialog::getOpenFileName(
        this,
        tr(u8"请选择影像文件"),
        lastFileDialogPath,
        tr(RASTERFILEFILTER)
    );

    lastFileDialogPath = rasterPath;
    // 读取数据
    this->openRaster(rasterPath);
}

void ManualLabelToolWidget::openRaster(QString& filePath)
{
    QString filename = QFileInfo(filePath).fileName();

    QgsRasterLayer* rasterLayer = new QgsRasterLayer(filePath, filename);
    if (!rasterLayer->isValid()) {
        qDebug() << "Failed to load raster layer!";
        // 错误处理
        return;
    }

    QgsProject::instance()->addMapLayer(rasterLayer);

}

void ManualLabelToolWidget::updateCoordinateLabel(const QgsPointXY& point)
{
    QString coordText = QString(tr(u8"坐标：X:%1 Y:%2")).arg(QString::number(point.x(), 'f', 2)).arg(QString::number(point.y(), 'f', 2));
    PointXYLabel->setText(coordText);
}

void ManualLabelToolWidget::onMapExtentsChanged()
{
    QgsRectangle currentExtent = map_canvas->extent();

    //// 现在你可以使用这个范围信息了，例如：
    //// 1. 打印范围坐标
    //qDebug() << "新范围 - Xmin:" << currentExtent.xMinimum()
    //    << "Ymin:" << currentExtent.yMinimum()
    //    << "Xmax:" << currentExtent.xMaximum()
    //    << "Ymax:" << currentExtent.yMaximum();
}

void ManualLabelToolWidget::onLayersChanged(QgsMapLayer* layer)
{

    // WGS坐标系
    QgsCoordinateReferenceSystem currentCrs = map_canvas->mapSettings().destinationCrs();
    // 获取坐标系的描述信息和认证标识符，例如 "WGS 84 / EPSG:4326"
    QString description = currentCrs.description();
    QString authid = currentCrs.authid();
 

    // 获取当前项目中所有图层
    QList<QgsMapLayer*> layers = QgsProject::instance()->mapLayers().values();
    int layerCount = layers.size();

    // 判断当前是否仅有一层
    if (layerCount == 0&&description == "") {
        QgsMapLayer* theOnlyLayer = layers.first();

        // 检查图层是否有效且拥有定义的坐标系
        if (theOnlyLayer && theOnlyLayer->isValid() && theOnlyLayer->crs().isValid()) {
            // 将地图画布的目标坐标系设置为与图层一致
            map_canvas->mapSettings().setDestinationCrs(theOnlyLayer->crs());
            // 可选：将地图范围缩放至该图层的全范围，提供更好的初始视图
            map_canvas->setExtent(theOnlyLayer->extent());
            // 刷新画布，使更改生效
            map_canvas->refresh();
            qDebug() << "图层数量为1，已同步画布坐标系至：" << theOnlyLayer->crs().description();
        }
    }

}

void ManualLabelToolWidget::updateScaleLabel(double scale)
{
    // 将比例尺数值格式化为易读的字符串，例如 1:10000
    QString scaleText = QString(tr(u8"比例尺：1:%1")).arg(QString::number(scale, 'f', 0));
    scaleLabel->setText(scaleText);

    // 同时更新单位标签
    Qgis::DistanceUnit unit = map_canvas->mapUnits();
    QString unitString;
    if (unit == Qgis::DistanceUnit::Meters) {
        unitString = tr(u8"米");
    }
    else if (unit == Qgis::DistanceUnit::Degrees) {
        unitString = tr(u8"度");
    }
    else if (unit == Qgis::DistanceUnit::Feet) {
        unitString = tr(u8"英尺");
    }
    else {
        unitString = tr(u8"未知");
    }
    UnitLabel->setText(QString(tr(u8"单位：%1")).arg(unitString));

    // WGS坐标系
    QgsCoordinateReferenceSystem currentCrs = map_canvas->mapSettings().destinationCrs();
    // 获取坐标系的描述信息和认证标识符，例如 "WGS 84 / EPSG:4326"
    QString description = currentCrs.description();
    QString authid = currentCrs.authid();

    if (description == "") {
        // 假设 ui->label_crs 是用于显示坐标系信息的QLabel
        CoordinaryTextLabel->setText(QString(tr(u8"坐标系：未知")));
    }
    else {
        // 假设 ui->label_crs 是用于显示坐标系信息的QLabel
        CoordinaryTextLabel->setText(QString(tr(u8"坐标系：%1 (%2)")).arg(description).arg(authid));
    }


}
=======
    // 1. inti map canvas
    this->map_canvas =  new QgsMapCanvas();
    this->setCentralWidget((this->map_canvas));

    // 2. map tool pan
    this->map_tool_pan = new  QgsMapToolPan(this->map_canvas);
    this->map_canvas->setMapTool(this->map_tool_pan);
     
    // 3. map layer manager
    this->map_layerTreeView =new  QgsLayerTreeView(this);
    // 4. create map model
    this->map_layerModel = new  QgsLayerTreeModel(QgsProject::instance()->layerTreeRoot(), this);
    this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeRename);     // 允许重命名
    this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeReorder);    // 允许调整顺序
    this->map_layerModel->setFlag(QgsLayerTreeModel::AllowNodeChangeVisibility); // 允许改变可见性
    this->map_layerModel->setFlag(QgsLayerTreeModel::ShowLegendAsTree);   // 以树状图显示图例
    this->map_layerModel->setAutoCollapseLegendNodes(10); // 自动折叠过多图例项
  
    this->map_layerTreeView->setModel(this->map_layerModel);
    // create bridge between mapcontrol and layer 
    this->map_layer_Bridge = new QgsLayerTreeMapCanvasBridge(QgsProject::instance()->layerTreeRoot(), this->map_canvas, this);
 

    // layer 布局
    // 1. 创建一个QDockWidget（停靠窗口）来承载图层树视图
    this->layerTreeDock =new QDockWidget(tr(u8"图层管理器"), this);
    this->layerTreeDock->setWidget(this->map_layerTreeView);

    // 2. 将已有的图层树视图(m_layerTreeView)设置为这个停靠窗口的中心部件
    layerTreeDock->setWidget(this->map_layerTreeView);

    // 3. (可选但推荐)设置停靠窗口允许停靠的区域
    layerTreeDock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);

 

    // 5. 将停靠窗口添加到主窗口的左侧区域
    this->addDockWidget(Qt::LeftDockWidgetArea, this->layerTreeDock);




}

>>>>>>> bc199244a3370d5bb7d3f52d5c17e6e2c467f20a