SmartPDCode/Qt/Qt_Test_Pro_5inch/runchwiget.cpp

#include "runchwiget.h"
#include "ui_runchwiget.h"
#include "pdu_ctrl.h"
#include <QScroller>
RunChWiget::RunChWiget(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::RunChWiget),
    SaveIndex(0)
{
    ui->setupUi(this);
    //setRunCh();
}

RunChWiget::~RunChWiget()
{
    delete ui;
}

void RunChWiget::setRunCh()
{
    GlobalPowerCtrlBoard* pAllChData=nullptr;
    int nSize=pdu_Ctrl::instance()->getPowerBoard(pAllChData);
    if(!pAllChData||nSize==SaveIndex)
    {
        return;
    }
    ClearCH();
    SaveIndex=pAllChData->product_number;
    int nChId=1;
    for (int nIndex=0;nIndex<nSize;nIndex++)
    {
        for(int nSubIndex=0;nSubIndex<pAllChData[nIndex].product_number;nSubIndex++)
        {
            int nChIndex=nChId++;
            ch_Widget* pNewCH=new ch_Widget(this);
            pNewCH->setDataCHP(nChIndex,&(pAllChData[nIndex]._PowerInfo[nSubIndex]));
            AddWidget(pNewCH);
            pNewCH->show();
        }

    }
}

void RunChWiget::UpdateAllCh()
{
    setRunCh();
    for(auto var : m_vecChWidget)
    {
        if(var)
        {
            var->UpdateData();
        }
    }
    update();
}

void RunChWiget::ClearCH()
{
    for(auto var : m_vecChWidget)
    {
       if(var)
       {
            var->hide();
            delete  var;
       }
       var=nullptr;
    }
    m_vecChWidget.clear();
}

void RunChWiget::AddWidget(ch_Widget *pCHWidget)
{
    int nSize=m_vecChWidget.size();
    ui->gridLayout->addWidget(pCHWidget,nSize/2,nSize%2);
    m_vecChWidget.push_back(pCHWidget);

}

void RunChWiget::initScrollArea()
{
    // 启用触控手势
    QScroller::grabGesture(ui->scrollArea->viewport(), QScroller::TouchGesture);

    // 获取滚动控制器
    QScroller* scroller = QScroller::scroller(ui->scrollArea);

    // 配置滚动参数
    QScrollerProperties prop = scroller->scrollerProperties();

    // 设置滚动摩擦系数（值越小惯性越长）
    prop.setScrollMetric(QScrollerProperties::DragVelocitySmoothingFactor, 0.6);
    prop.setScrollMetric(QScrollerProperties::MinimumVelocity, 0.0);
    prop.setScrollMetric(QScrollerProperties::MaximumVelocity, 0.5);
    prop.setScrollMetric(QScrollerProperties::SnapPositionRatio, 0.2);
    prop.setScrollMetric(QScrollerProperties::DragStartDistance, 0.001);

    scroller->setScrollerProperties(prop);

    // 设置视口必须接受触摸事件
    ui->scrollArea->viewport()->setAttribute(Qt::WA_AcceptTouchEvents);
}