nmWATI/Src/nmNum/nmPlot/nmPlotView.cpp

//#include <QMenu>
//#include <QFileDialog>

#include "ZxBaseUtil.h"
#include "zxLogInstance.h"

#include "ZxPaintParam.h"
#include "ZxSubAxisX.h"
#include "ZxSubAxisY.h"

#include "nmPlotScene.h"
#include "nmPlotView.h"

ZX_DEFINE_DYNAMIC(mPlotView, nmPlotView)

nmPlotView::nmPlotView()
{
}

void nmPlotView::onPrepareContextMenu(QMenu* pMenu,
                                          const QPointF& pos)
{
    {
        nmPlotScene* pScene = dynamic_cast<nmPlotScene*>(getScene());
        if (NULL != pScene && NULL != pScene->m_pPlot)
        {
            ZxPlot* pPlot = pScene->m_pPlot;
            pPlot->onPrepareContextMenu(pMenu, pos);

            {
                QAction* pAction = pMenu->addAction(zxLoadIcon("Undo"), tr("Undo"));
                connect(pAction, SIGNAL(triggered()), this, SLOT(slotUndo()));
                pAction->setEnabled(pPlot->canUndo());
            }
            {
                QAction* pAction = pMenu->addAction(zxLoadIcon("Redo"), tr("Redo"));
                connect(pAction, SIGNAL(triggered()), this, SLOT(slotRedo()));
                pAction->setEnabled(pPlot->canRedo());
            }
            pMenu->addSeparator();
        }

		pMenu->addSeparator();
    }

    __super::onPrepareContextMenu(pMenu, pos);
}

// 拖拽支持
void nmPlotView::dragEnterEvent(QDragEnterEvent *event)
{
    m_bDraging = false;
    emit sigCheckDragAccepted(event, m_bDraging);
    if (m_bDraging)
    {
        event->accept();
    }
}

void nmPlotView::dropEvent(QDropEvent *event)
{
    if (m_bDraging)
    {
        m_bDraging = false;
        emit sigDealwithDrop(event);
        event->accept();
    }
}


void nmPlotView::mouseMoveEvent(QMouseEvent* e)
{
    ZxRenderView::mouseMoveEvent(e);

    nmPlotScene* pScene = dynamic_cast<nmPlotScene*>(ZxRenderView::getScene());
    if (NULL == pScene || NULL == pScene->m_pPlot)
    {
        return;
    }

    QPointF pos = mapToScene(QPoint(e->x(), e->y()));

    ZxTempLayer* pTempLayer = pScene->getTempLayer();
    if (NULL != pTempLayer)
    {
        // 范围
        QRectF rt = pScene->m_pPlot->getInnerRectF();
        pTempLayer->setCrossLineRect(rt);

        // 位置
        pTempLayer->setCrossLinePos(pos);

        // 文字
        {
            ZxSubAxisBase* pX = dynamic_cast<ZxSubAxisBase*>(pScene->m_pPlot->getMainAxisX());
            ZxSubAxisBase* pY = dynamic_cast<ZxSubAxisBase*>(pScene->m_pPlot->getMainAxisY());
            ZxSubAxisBase* pY2 = pScene->m_pPlot->getSysAxisY(AP_Right);
            if (NULL != pY2) //加入双Y轴的考虑
            {
                if (!pY2->isVisible() || pY2->isMinimizeAxis() || pY2 == pY)
                    pY2 = NULL;
            }

            float fX = pX->getValueForPos(pos.x());
            float fY = pY->getValueForPos(pos.y());

            QString sValueX = ZxBaseUtil::getValidStr(fX, 3);
            QString sValueY = ZxBaseUtil::getValidStr(fY, 3);

            QString sValueY2 = "";
            if (NULL != pY2)//加入双Y轴的考虑
            {
                float fY2 = pY2->getValueForPos(pos.y());
                sValueY2 = ZxBaseUtil::getValidStr(fY2, 3);
            }

            QString sTipsEx = "";
            emit sigGetTipsExOfPos(sTipsEx, fX, fY); //此处不考虑双Y轴，TODO

            // tips
            QString s = QString("%1:%2 %3").arg(pX->getName()).arg(sValueX).arg(pX->getUnit());
            s += ";";
            if (!sTipsEx.isEmpty())
            {
                QPen pen = QPen(QColor(128, 128, 128));
                pTempLayer->setCrossLinePen(pen);
                pen.setWidthF(.1f);
                s += sTipsEx;
            }
            else
            {
                pTempLayer->setCrossLinePen(QPen(QColor(192, 192, 192)));
                s += QString("%1:%2 %3").arg(pY->getName()).arg(sValueY).arg(pY->getUnit());

                if (!sValueY2.isEmpty() && NULL != pY2)
                    s += QString(";%1:%2 %3").arg(pY2->getName()).arg(sValueY2).arg(pY2->getUnit());
            }
            pTempLayer->setTips(s);

            // 状态栏
            if (rt.contains(pos))
            {
                s = tr(" Current Pos:%1-%2").arg(sValueX).arg(sValueY);
                if (!sValueY2.isEmpty())
                    s += QString("-%1").arg(sValueY2);
                if (!sTipsEx.isEmpty())
                {
                    s += " ";
                    s += sTipsEx;
                }
            }
            else
            {
                s = "";
            }
            emit sigFresh2Status(s);
        }
    }
}

void nmPlotView::focusOutEvent(QFocusEvent *e)
{
    ZxRenderView::focusOutEvent(e);

    nmPlotScene* pScene = dynamic_cast<nmPlotScene*>(ZxRenderView::getScene());
    if (NULL != pScene)
    {
        ZxTempLayer* pTempLayer = pScene->getTempLayer();
        if (NULL != pTempLayer)
        {
            pTempLayer->clearLineAndTips();
            return;
        }
    }
}

void nmPlotView::leaveEvent(QEvent *e)
{
    ZxRenderView::leaveEvent(e);

    nmPlotScene* pScene = dynamic_cast<nmPlotScene*>(ZxRenderView::getScene());
    if (NULL != pScene)
    {
        ZxTempLayer* pTempLayer = pScene->getTempLayer();
        if (NULL != pTempLayer)
        {
            pTempLayer->clearLineAndTips();
//            return;
        }
    }

    QString s = "";
    emit sigFresh2Status(s);
}