#include <QVBoxLayout>
#include <QGraphicsWidget>
#include <QGraphicsGridLayout>
#include <QPushButton>
#include <QGraphicsProxyWidget>
#include "diagramEditor/editPanel.h"
#include "diagramEditor/editScene.h"
#include "diagramEditor/editView.h"
#include "diagramEditor/editRowData.h"
#include "diagramEditor/editMainRect.h"
#include "diagramEditor/editBus.h"
#include "global.h"
#include <QDebug>

EditPanel::EditPanel(QWidget *parent)
    : QWidget(parent)
{
    _maxWidth = 0;
    _maxHeight = 0;
    _curRow = 0;
    _layout = new QVBoxLayout(this);
    m_pEditScene = new EditScene(this);
    //设置场景大小.前两个参数为scene的坐标远点，设置到view的中心点后，无论view如何缩放，secne的坐标原点都不会动，方便后续的位置计算
    //m_pEditScene->setSceneRect(-g_dGriaphicsScene_Width / 2, -g_dGriaphicsScene_Height / 2, g_dGriaphicsScene_Width, g_dGriaphicsScene_Height);
    m_pEditScene->setSceneRect(0, 0, g_dGriaphicsScene_Width*4, g_dGriaphicsScene_Height*4);

    m_pEditView = new EditView(this);
    m_pEditView->setScene(m_pEditScene);
    _layout->addWidget(m_pEditView);
    initial();
    setStyleSheet("backGround-color:rgb(112,128,144);");
}

EditPanel::~EditPanel()
{

}

void EditPanel::initByWizardInfo(DiagramEditorWizardInfo info)
{
    /*if(info.bus_220_num != 0)
    {
        if(info.bus_220_num == 1)
        {
            QString pre = "220KVⅠ母分";
            QMap<int,EditBaseStruct*> mapBus;           //母线
            QMap<int,EditBaseStruct*> mapRowData;        //一段母线对应一行数据
            int colCount = 0;

            QGraphicsLinearLayout* layoutBus = new QGraphicsLinearLayout();
            QGraphicsLinearLayout* layoutRowData = new QGraphicsLinearLayout();
            layoutBus->setSpacing(40);
            layoutRowData->setSpacing(20);

            int nPer = 0;
            int nLeft = 0;

            nPer = info.bus_220_circuit/info.bus_220_division;
            nLeft = info.bus_220_circuit%info.bus_220_division;
            for(int i = 0; i <info.bus_220_division;++i){
                EditBus* pBus = new EditBus(_mainWidget);
                EditRowData* rowData = new EditRowData(_mainWidget);
                pBus->setName(pre+QString::number(i+1));
                layoutBus->addItem(pBus);
                layoutRowData->addItem(rowData);
                layoutBus->setMaximumHeight(g_dEditorItem_Height);
                layoutRowData->setMaximumHeight(g_dEditorItem_Height);

                int nMinWidth = -1;     //每个结构大小
                if(nLeft > 0){
                    nMinWidth = rowData->addItems(nPer+1);
                    nLeft -= 1;
                }
                else{
                    nMinWidth = rowData->addItems(nPer);
                }
                if(nMinWidth == -1)
                    pBus->setMinimumWidth(g_dEditorItem_Width);
                else
                    pBus->setMinimumWidth(nMinWidth);

                colCount += 1;
            }
            layoutBus->addStretch();
            layoutRowData->addStretch();
            _widgetLayout->addItem(layoutBus);
            _widgetLayout->addItem(layoutRowData);
        }
    }
    _widgetLayout->addStretch();*/
}

void EditPanel::resizeEvent(QResizeEvent* e)
{

}

void EditPanel::onAddCLicked()
{
    /*EditRowData* row = new EditRowData(_mainWidget);
    connect(row,&EditRowData::widthChanged,this,&EditPanel::onWidthChanged);
    int nRow = _widgetLayout->rowCount();
    _widgetLayout->addItem(row,nRow,1);
    _widgetLayout->removeItem(m_addBtnPro);
    _widgetLayout->addItem(m_addBtnPro,nRow,0);
    _widgetLayout->setAlignment(m_addBtnPro,Qt::AlignCenter);
    _widgetLayout->setColumnMaximumWidth(1,g_dEditorItem_Width);
    _widgetLayout->setRowMaximumHeight(nRow,g_dEditorItem_Height);
    _widgetLayout->setColumnMinimumWidth(1,g_dEditorItem_Width);
    _widgetLayout->setRowMinimumHeight(nRow,g_dEditorItem_Height);

    _lstData.append(row);
    int height = calHeight();
    if(height > _maxHeight){
        QRectF rec = m_pEditScene->itemsBoundingRect();
        if(rec.width() < _maxWidth)
            m_pEditScene->setSceneRect(rec.x(),rec.y(),_maxWidth,height);
        else
            m_pEditScene->setSceneRect(rec);  // 强制更新场景尺寸
        m_pEditView->viewport()->update();
        _maxHeight = height;
    }
    qDebug()<<m_pEditScene->itemsBoundingRect();*/
}

void EditPanel::onWidthChanged(int width)
{
    if(_maxWidth < width)
    {
        _maxWidth = width;
        int x = _mainWidget->geometry().width();
        int y = _mainWidget->geometry().y();
        _mainWidget->setGeometry(x,y,_maxWidth,_maxHeight);
        //m_pEditScene->setSceneRect(m_pEditScene->itemsBoundingRect());
        m_pEditScene->setSceneRect(x,y,_maxWidth,_maxHeight);
        m_pEditView->viewport()->update();
        //qDebug()<<m_pEditScene->sceneRect();
    }
}

void EditPanel::initial()
{
    _mainWidget = new EditMainRect;
    _widgetLayout = new QGraphicsLinearLayout(Qt::Vertical);
    _widgetLayout->setSpacing(6);
    _mainWidget->setLayout(_widgetLayout);
    m_pEditScene->addItem(_mainWidget);
    _mainWidget->setGeometry(m_pEditScene->sceneRect());
    _maxWidth = _mainWidget->rect().width();
    _maxHeight = _mainWidget->rect().height();
    m_pEditView->centerOn(0,0);

    // 添加主按钮
    /*QPushButton* m_addBtn = new QPushButton("Add Row");
    m_addBtnPro = new QGraphicsProxyWidget;
    m_addBtnPro->setWidget(m_addBtn);
    _widgetLayout->addItem(m_addBtnPro,0,0);
    _widgetLayout->setAlignment(m_addBtnPro,Qt::AlignCenter);
    _widgetLayout->activate();
    _widgetLayout->setColumnMaximumWidth(0,g_dEditorItem_Width);
    _widgetLayout->setRowMaximumHeight(0,g_dEditorItem_Height);

    connect(m_addBtn,&QPushButton::clicked,this,&EditPanel::onAddCLicked);*/
}

int EditPanel::calHeight()
{
    int height = 0;
    for(auto &data:_lstData)
    {
        height += data->rect().height()+6+18;
    }
    height += m_addBtnPro->rect().height();
    return height;
}