711 lines
24 KiB
C++
711 lines
24 KiB
C++
#ifndef TRANSPARENTDRAGGABLERESUL_H
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#define TRANSPARENTDRAGGABLERESUL_H
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#include <QObject>
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#include "qmycustomplot.h"
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#include <QString>
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#include <QMenu>
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#include "geometryutils.h"
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#include <QSvgRenderer>
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#pragma execution_character_set("utf-8") // 强制指定执行字符集为 UTF-8
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class TransparentDraggableResult : public QObject
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{
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Q_OBJECT
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public:
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explicit TransparentDraggableResult(QMyCustomPlot *parentPlot, TransparentDraggableResult *upDraggableResult=nullptr, QString strUuid="", double minWidth = 1.0, QString strTitle = "")
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: QObject(parentPlot), mPlot(parentPlot), mstrTitle(strTitle), mMinWidth(minWidth)
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{
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m_upDraggableResult = upDraggableResult;
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m_strUuid = strUuid;
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//
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initRect();
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//将自己，设置为上方rect的下方
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if(m_upDraggableResult)
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{
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m_upDraggableResult->m_downDraggableResult = this;
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}
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}
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~TransparentDraggableResult() {
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if(mPlot) {
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// mPlot->removeItem(mRect);
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// mPlot->removeItem(mLeftHandle);
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// mPlot->removeItem(mRightHandle);
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}
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}
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void DrawSVGNormal(QPainter* painter,QString svgFileName,QRectF borderRect,bool IsWellSectonHorizonLayout)
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{
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QString svg=svgFileName;
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QRectF boundingRect = painter->transform().mapRect(borderRect);
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painter->save();
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QTransform transform;
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transform.reset();
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if (!IsWellSectonHorizonLayout)
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{
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painter->setWorldTransform(transform);
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}
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else
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{
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}
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QPixmap tiledmap(svg);
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QRect border(boundingRect.left(),boundingRect.top(),boundingRect.width(),boundingRect.height());
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painter->drawPixmap(border,tiledmap);
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painter->restore();
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}
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//拉伸
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void DrawSVGSteched(QPainter* painter,QString svgFileName,QRectF borderRect,bool IsWellSectonHorizonLayout)
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{
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QString svg=svgFileName;
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QSvgRenderer m_SvgRenderer;
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m_SvgRenderer.load(svg);
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m_SvgRenderer.render(painter,borderRect);
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}
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//平铺
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void DrawSVGTiled(QPainter* painter,QString svgFileName,QRectF borderRect,bool IsWellSectonHorizonLayout)
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{
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QString svg=svgFileName;
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QRectF boundingRect = painter->transform().mapRect(borderRect);
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painter->save();
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QTransform transform;
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transform.reset();
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if (!IsWellSectonHorizonLayout)
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{
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painter->setWorldTransform(transform);
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}
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else
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{
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}
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QPixmap tiledmap(svg);
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painter->drawTiledPixmap(boundingRect,tiledmap);
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painter->restore();
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}
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//设置最小宽度
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void setMinWidth(double minWidth){
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mMinWidth = minWidth;
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}
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//设置标题
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void setTitle(QString strTitle){
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mstrTitle = strTitle;
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mItemTitle->setText(mstrTitle);
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mPlot->replot();
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}
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//设置解释结论
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void setResult(QString filePath){
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m_Result = filePath;
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//
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QString strLast = filePath.right(4);
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if(strLast.toLower()==".svg")
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{
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QString path,filename;
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GetWellNameAndPath(filePath, filename, path);
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QString basename = filename.left(filename.size()-4);
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QString val=filePath;
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QImage image(320,160,QImage::Format_RGB32);
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QPainter painter(&image);
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QRectF fillRect(0,0,320,160);
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painter.fillRect(fillRect,Qt::white);
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//拉伸
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DrawSVGSteched(&painter,filePath,fillRect,0);
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//平铺
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//DrawSVGTiled(&painter,filePath,fillRect,0);
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//正常
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//DrawSVGNormal(&painter,filePath,fillRect,0);
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val=GetImagePath()+"TempNew";
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QDir ss;
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if(!ss.exists(val)) {
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ss.mkdir(val);
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}
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val+=QDir::separator();
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val+=basename+".png";
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image.save(val);
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//
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mPixmap->setPixmap(QPixmap(val)); // 设置图片
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// QSvgRenderer* svgRender = new QSvgRenderer();
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// svgRender->load(result);
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// //
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// QPixmap* pixmap = new QPixmap(10, 10);
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// pixmap->fill(Qt::transparent);//设置背景透明
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// QPainter p(pixmap);
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// svgRender->render(&p);
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// //
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// mPixmap->setPixmap(*pixmap); // 设置图片
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}
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else
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{
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mPixmap->setPixmap(QPixmap(filePath)); // 设置图片
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}
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mPlot->replot();
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}
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// 设置矩形范围
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void setRange(double left_Low, double right_Hight) {
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if(left_Low >= right_Hight) return;
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double lY1 = mPlot->yAxis->range().lower;//+10
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double lY2 = mPlot->yAxis->range().upper/4;
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mRect->topLeft->setCoords(left_Low, lY1);
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mRect->bottomRight->setCoords(right_Hight, lY2);
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//位置与rect不一样，否则图像反转
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mPixmap->topLeft->setCoords(right_Hight, lY1);
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mPixmap->bottomRight->setCoords(left_Low, lY2);
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//mItemTitle->position->setCoords(0.5, 0.5);
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// 设置父锚点，定位点
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//mItemTitle->position->setParentAnchor(mRect->bottom);
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mItemTitle->position->setCoords((mRect->topLeft->coords().x() + mRect->bottomRight->coords().x())/2,
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(mRect->topLeft->coords().y() + mRect->bottomRight->coords().y())/2); // 设置文本在矩形中心位置
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//mRect->topLeft->setCoords(left, mPlot->yAxis->range().upper);
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//mRect->bottomRight->setCoords(right, mPlot->yAxis->range().lower);
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updateHandles();
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//后面统一刷新上方和下方rect
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//mPlot->replot();
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}
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// 获取当前范围
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QCPRange getRange() const {
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return QCPRange(mRect->topLeft->coords().x(), mRect->bottomRight->coords().x());
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}
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// 设置矩形颜色
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void setColor(const QColor &color) {
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mRect->setBrush(QBrush(color));
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mRect->setPen(QPen(color.darker()));
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mPlot->replot();
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}
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// 删除框图
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void deleteRect() {
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if(mPlot) {
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// mRect->deleteLater();
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// mLeftHandle->deleteLater();
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// mRightHandle->deleteLater();
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// mPixmap->deleteLater();
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mPlot->m_mapDraggable_Result.remove(m_strUuid);
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mPlot->removeItem(mRect);
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mPlot->removeItem(mLeftHandle);
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mPlot->removeItem(mRightHandle);
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mPlot->removeItem(mPixmap);
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mPlot->removeItem(mItemTitle);
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mPlot->replot();
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this->deleteLater();
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//
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// //避免二次绘制框图
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// mPlot->m_bDrawRect = false;
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// mDragMode = DragNone;
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// //取消选中框
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// mPlot->selectionRect()->cancel();
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// mPlot->replot();
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// mPlot->selectionRect()->mActive=true;
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}
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}
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signals:
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void rangeChanged(QCPRange newRange);
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private:
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void initRect() {
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// 创建透明矩形
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mRect = new QCPItemRect(mPlot);
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mRect->setLayer("overlay"); // 确保在最上层
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mRect->setBrush(QBrush(QColor(100, 100, 255, 50))); // 半透明蓝色
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mRect->setPen(QPen(QColor(70, 70, 255, 200)));
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// 创建左右边界控制点
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mLeftHandle = new QCPItemRect(mPlot);
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mLeftHandle->setLayer("overlay");
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mLeftHandle->setBrush(QBrush(Qt::red));
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mLeftHandle->setPen(QPen(Qt::darkRed));
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mRightHandle = new QCPItemRect(mPlot);
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mRightHandle->setLayer("overlay");
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mRightHandle->setBrush(QBrush(Qt::red));
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mRightHandle->setPen(QPen(Qt::darkRed));
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// 设置初始位置
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//double center = mPlot->xAxis->range().center();
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// setRange(center - 10, center + 10);
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// 连接鼠标事件
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connect(mPlot, &QCustomPlot::mousePress, this, &TransparentDraggableResult::onMousePress);
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connect(mPlot, &QCustomPlot::mouseMove, this, &TransparentDraggableResult::onMouseMove);
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connect(mPlot, &QCustomPlot::mouseRelease, this, &TransparentDraggableResult::onMouseRelease);
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mPixmap = new QCPItemPixmap(mPlot);
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//mPixmap->setPixmap(QPixmap(":/image/file.png")); // 设置图片
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mPixmap->setScaled(true, Qt::IgnoreAspectRatio); // 设置缩放方式
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mPixmap->setLayer("overlay"); // 确保在最上层
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mItemTitle = new QCPItemText(mPlot);
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mItemTitle->setText(mstrTitle);
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//mItemTitle->setBrush(QBrush(Qt::red));
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mItemTitle->setFont(QFont("Arial", 12, QFont::Bold));
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mItemTitle->setColor(Qt::black);
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mItemTitle->setPositionAlignment(Qt::AlignTop | Qt::AlignHCenter);
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mItemTitle->position->setType(QCPItemPosition::ptPlotCoords);
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//mItemTitle->position->setType(QCPItemPosition::ptAxisRectRatio);
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mItemTitle->position->setCoords(0.5, 0);
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mItemTitle->setLayer("overlay");
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}
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void updateHandles() {
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// 左边界矩形控制点
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mLeftHandle->topLeft->setParentAnchor(mRect->topLeft);
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mLeftHandle->bottomRight->setParentAnchor(mRect->topRight);//(mRect->bottomLeft);
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mLeftHandle->topLeft->setCoords(-0.5, 0.5); // 矩形大小
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mLeftHandle->bottomRight->setCoords(0.5, -0.5); // 矩形大小
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// 右边界矩形控制点
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mRightHandle->topLeft->setParentAnchor(mRect->bottomLeft);
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mRightHandle->bottomRight->setParentAnchor(mRect->bottomRight);
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mRightHandle->topLeft->setCoords(-0.5, 0.5); // 矩形大小
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mRightHandle->bottomRight->setCoords(0.5, -0.5); // 矩形大小
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// if(m_upDraggableResult)
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// {
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// // 右边界矩形控制点
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// m_upDraggableResult->mLeftHandle->topLeft->setParentAnchor(mRect->bottomLeft);
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// m_upDraggableResult->mLeftHandle->bottomRight->setParentAnchor(mRect->bottomRight);
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// m_upDraggableResult->mLeftHandle->topLeft->setCoords(-5, 5); // 矩形大小
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// m_upDraggableResult->mLeftHandle->bottomRight->setCoords(5, -5); // 矩形大小
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// // 右边界矩形控制点
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// //mRect->topLeft->setParentAnchor(m_upDraggableResult->mRect->bottomLeft);
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// //m_upDraggableResult->mRect->topRight->setParentAnchor(mRect->bottomRight);
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// // mRect->topLeft->setParentAnchor(m_upDraggableResult->mRect->bottomLeft);
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// // mRect->bottomRight->setParentAnchor(m_upDraggableResult->mRect->bottomRight);
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// }
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}
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private slots:
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void onDelRect()
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{
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//mDragMode = DragNone;
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//删除框图
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deleteRect();
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}
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// 事件过滤器处理函数
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// bool eventFilter(QObject* object, QEvent* event) {
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// if (event->type() == QEvent::MouseButtonPress) {
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// // 拦截操作
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// return true; // 阻止事件传递
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//// if (object == action) {
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//// // 验证权限
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//// if (1) {
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//// // 允许操作
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//// action->trigger();
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//// } else {
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//// // 拦截操作
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//// return true; // 阻止事件传递
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//// }
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//// }
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// }
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// return false; // 默认不拦截其他事件
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// }
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void onMousePress(QMouseEvent *event) {
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// //右键
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// if(event->button() != Qt::LeftButton)
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// {
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// double y = mPlot->xAxis->pixelToCoord(event->pos().y());//x轴展示深度
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// QCPRange currentRange = getRange();
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// if(mLeftHandle->selectTest(event->pos(), false) < 5) {
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// mDragMode = DragNone;
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// }
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// else if(mRightHandle->selectTest(event->pos(), false) < 5) {
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// mDragMode = DragNone;
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// }
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// //else if(x >= currentRange.lower && x <= currentRange.upper) {
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// else if(y >= currentRange.lower && y <= currentRange.upper) {
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// mDragMode = DragNone;
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// }
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// else {
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// mDragMode = DragNone;
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// return;
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// }
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// //event->accept();
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// QMenu menu(nullptr);
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// QAction *delAction = menu.addAction("删除框图");
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// //delAction->installEventFilter(this);
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// connect(delAction, &QAction::triggered, this, &TransparentDraggableResult::onDelRect);
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// QAction* pItem = menu.exec(event->globalPos());
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// if(pItem == delAction)
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// {
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// //event->accept();
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// int ii=0;
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// ii++;
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// }
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// menu.exec(event->globalPos());
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// return;
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// }
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event->accept();
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// 检查点击了哪个部分
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//double x = mPlot->xAxis->pixelToCoord(event->pos().x());
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//double y = mPlot->yAxis->pixelToCoord(event->pos().y());
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double y = mPlot->xAxis->pixelToCoord(event->pos().y());//x轴展示深度
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QCPRange currentRange = getRange();
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if(mLeftHandle->selectTest(event->pos(), false) < 5) {
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mDragMode = DragLeft;
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}
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else if(mRightHandle->selectTest(event->pos(), false) < 5) {
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mDragMode = DragRight;
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}
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//else if(x >= currentRange.lower && x <= currentRange.upper) {
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else if(y >= currentRange.lower && y <= currentRange.upper) {
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mDragMode = DragRect;
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}
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else {
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mDragMode = DragNone;
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return;
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}
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//mDragStartX = x;
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mDragStartY = y;
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mDragStartRange = currentRange;
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//上方rect同步动
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if(m_upDraggableResult)
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{
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if(mDragMode==DragRight || mDragMode==DragRect)
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{
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m_upDraggableResult->mDragMode = DragLeft;
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m_upDraggableResult->mDragStartY = y;
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m_upDraggableResult->mDragStartRange = m_upDraggableResult->getRange();
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}
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}
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//下方rect同步动
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if(m_downDraggableResult)
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{
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if(mDragMode==DragLeft || mDragMode==DragRect)
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{
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m_downDraggableResult->mDragMode = DragRight;
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m_downDraggableResult->mDragStartY = y;
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m_downDraggableResult->mDragStartRange = m_downDraggableResult->getRange();
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}
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}
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}
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void onMouseMove_in(QMouseEvent *event) {
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//double x = mPlot->xAxis->pixelToCoord(event->pos().x());
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//double dx = x - mDragStartX;
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double y = mPlot->xAxis->pixelToCoord(event->pos().y());
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double dy = y - mDragStartY;
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QCPRange newRange = mDragStartRange;
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switch(mDragMode) {
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case DragLeft: {
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//double proposedLeft = mDragStartRange.lower + dx;
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double proposedLeft = mDragStartRange.lower + dy;
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// 确保不超出轴范围且不使宽度小于最小值
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newRange.lower = qBound(
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//mPlot->xAxis->range().lower,
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getMyLower(),
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proposedLeft,
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mDragStartRange.upper - mMinWidth);
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break;
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}
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case DragRight: {
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//double proposedRight = mDragStartRange.upper + dx;
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double proposedRight = mDragStartRange.upper + dy;
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// 确保不超出轴范围且不使宽度小于最小值
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newRange.upper = qBound(
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mDragStartRange.lower + mMinWidth,
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proposedRight,
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getMyUpper());
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//mPlot->xAxis->range().upper);
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break;
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}
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case DragRect: {
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double width = mDragStartRange.size();
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//double center = mDragStartRange.center() + dx;
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double center = mDragStartRange.center() + dy;
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newRange.lower = center - width/2;
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newRange.upper = center + width/2;
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// 检查是否超出轴范围
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if(newRange.lower < getMyLower()) {
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newRange.lower = getMyLower();
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newRange.upper = newRange.lower + width;
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}
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else if(newRange.upper > getMyUpper()) {
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newRange.upper = getMyUpper();
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newRange.lower = newRange.upper - width;
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}
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// QCPRange axisRange = mPlot->xAxis->range();
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// if(newRange.lower < axisRange.lower) {
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// newRange.lower = axisRange.lower;
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// newRange.upper = newRange.lower + width;
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// }
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// else if(newRange.upper > axisRange.upper) {
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// newRange.upper = axisRange.upper;
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// newRange.lower = newRange.upper - width;
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// }
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break;
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}
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default:
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break;
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}
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// //取整数(方便显示统计，左右边界整数显示。)
|
||
// newRange.lower = (int)newRange.lower;
|
||
// QCPRange rangeByFile = mPlot->xAxis->range();
|
||
// if (std::fabs(rangeByFile.upper - (int)newRange.upper) >= 1.0)
|
||
// {
|
||
// newRange.upper = (int)newRange.upper;
|
||
// }
|
||
|
||
// 最终确保宽度不小于最小值（针对整体拖动的情况）
|
||
if(newRange.size() < mMinWidth) {
|
||
if(mDragMode == DragRect) {
|
||
// 如果是整体拖动，保持中心点不变
|
||
double center = newRange.center();
|
||
newRange.lower = center - mMinWidth/2;
|
||
newRange.upper = center + mMinWidth/2;
|
||
} else {
|
||
// 如果是边界拖动，强制设置最小宽度
|
||
if(mDragMode == DragLeft) {
|
||
newRange.lower = newRange.upper - mMinWidth;
|
||
} else if(mDragMode == DragRight) {
|
||
newRange.upper = newRange.lower + mMinWidth;
|
||
}
|
||
}
|
||
}
|
||
|
||
setRange(newRange.lower, newRange.upper);
|
||
}
|
||
|
||
void onMouseMove_in_DragLeft(QMouseEvent *event) {
|
||
double y = mPlot->xAxis->pixelToCoord(event->pos().y());
|
||
double dy = y - mDragStartY;
|
||
|
||
QCPRange newRange = mDragStartRange;
|
||
double proposedLeft = mDragStartRange.lower + dy;
|
||
// 确保不超出轴范围且不使宽度小于最小值
|
||
newRange.lower = qBound(
|
||
getMyLower(),
|
||
proposedLeft,
|
||
mDragStartRange.upper - mMinWidth);
|
||
|
||
|
||
// 最终确保宽度不小于最小值（针对整体拖动的情况）
|
||
if(newRange.size() < mMinWidth) {
|
||
newRange.lower = newRange.upper - mMinWidth;
|
||
}
|
||
|
||
setRange(newRange.lower, newRange.upper);
|
||
}
|
||
|
||
|
||
void onMouseMove_in_DragRight(QMouseEvent *event) {
|
||
double y = mPlot->xAxis->pixelToCoord(event->pos().y());
|
||
double dy = y - mDragStartY;
|
||
|
||
QCPRange newRange = mDragStartRange;
|
||
double proposedRight = mDragStartRange.upper + dy;
|
||
// 确保不超出轴范围且不使宽度小于最小值
|
||
newRange.upper = qBound(
|
||
mDragStartRange.lower + mMinWidth,
|
||
proposedRight,
|
||
getMyUpper());
|
||
|
||
// 最终确保宽度不小于最小值（针对整体拖动的情况）
|
||
if(newRange.size() < mMinWidth) {
|
||
newRange.upper = newRange.lower + mMinWidth;
|
||
}
|
||
setRange(newRange.lower, newRange.upper);
|
||
}
|
||
|
||
void onMouseMove(QMouseEvent *event) {
|
||
if(mDragMode == DragNone) return;
|
||
|
||
event->accept();
|
||
|
||
onMouseMove_in(event);
|
||
|
||
//上方rect同步动
|
||
if(m_upDraggableResult)
|
||
{
|
||
if(mDragMode==DragRight || mDragMode==DragRect)
|
||
{
|
||
//m_upDraggableResult->mDragMode = DragLeft;
|
||
m_upDraggableResult->onMouseMove_in_DragLeft(event);
|
||
}
|
||
}
|
||
|
||
//下方rect同步动
|
||
if(m_downDraggableResult)
|
||
{
|
||
if(mDragMode==DragLeft || mDragMode==DragRect)
|
||
{
|
||
//m_downDraggableResult->mDragMode = DragRight;
|
||
m_downDraggableResult->onMouseMove_in_DragRight(event);
|
||
}
|
||
}
|
||
|
||
//后面统一刷新上方和下方rect
|
||
mPlot->replot();
|
||
}
|
||
|
||
void onMouseRelease_in(QMouseEvent *event) {
|
||
if(event->button() == Qt::LeftButton && mDragMode != DragNone) {
|
||
event->accept();
|
||
//避免二次绘制框图
|
||
mPlot->m_bDrawRect = false;
|
||
//emit rangeChanged(getRange());
|
||
mDragMode = DragNone;
|
||
//取消选中状态
|
||
// QCPDataSelection emptySelection;
|
||
// mPlot->graph(0)->setSelection(emptySelection);
|
||
// mPlot->replot();
|
||
|
||
// //取消选中框
|
||
// mPlot->selectionRect()->cancel();
|
||
// mPlot->replot();
|
||
// mPlot->selectionRect()->mActive=true;
|
||
}
|
||
}
|
||
|
||
void onMouseRelease(QMouseEvent *event) {
|
||
|
||
if(event->button() == Qt::LeftButton && mDragMode != DragNone) {
|
||
//上方rect同步动
|
||
if(m_upDraggableResult)
|
||
{
|
||
if(mDragMode==DragRight || mDragMode==DragRect)
|
||
{
|
||
m_upDraggableResult->onMouseRelease_in(event);
|
||
}
|
||
}
|
||
|
||
//下方rect同步动
|
||
if(m_downDraggableResult)
|
||
{
|
||
if(mDragMode==DragLeft || mDragMode==DragRect)
|
||
{
|
||
m_downDraggableResult->onMouseRelease_in(event);
|
||
}
|
||
}
|
||
}
|
||
|
||
onMouseRelease_in(event);
|
||
}
|
||
|
||
double getMyLower()
|
||
{
|
||
double dLower = mPlot->xAxis->range().lower;
|
||
double proposedLeft = mDragStartRange.lower;
|
||
|
||
TransparentDraggableResult *pDraggableRect =NULL;
|
||
{
|
||
QMap<QString,QObject *>::Iterator it = mPlot->m_mapDraggable_Result.begin();
|
||
while( it != mPlot->m_mapDraggable_Result.end() )
|
||
{
|
||
if(it.key() == m_strUuid)
|
||
{
|
||
it++;
|
||
continue;
|
||
}
|
||
pDraggableRect = (TransparentDraggableResult*)it.value();
|
||
//
|
||
QCPRange tmpRange = pDraggableRect->getRange();
|
||
if(tmpRange.upper >= dLower && tmpRange.upper <= proposedLeft)
|
||
{
|
||
dLower = tmpRange.upper;
|
||
}
|
||
it++;
|
||
}
|
||
}
|
||
|
||
return dLower;
|
||
}
|
||
|
||
double getMyUpper()
|
||
{
|
||
double dUpper = mPlot->xAxis->range().upper;
|
||
double proposedRight = mDragStartRange.upper;
|
||
|
||
TransparentDraggableResult *pDraggableRect =NULL;
|
||
{
|
||
QMap<QString,QObject *>::Iterator it = mPlot->m_mapDraggable_Result.begin();
|
||
while( it != mPlot->m_mapDraggable_Result.end() )
|
||
{
|
||
if(it.key() == m_strUuid)
|
||
{
|
||
it++;
|
||
continue;
|
||
}
|
||
pDraggableRect = (TransparentDraggableResult*)it.value();
|
||
//
|
||
QCPRange tmpRange = pDraggableRect->getRange();
|
||
if(tmpRange.lower <= dUpper && tmpRange.lower >= proposedRight)
|
||
{
|
||
dUpper = tmpRange.lower;
|
||
}
|
||
it++;
|
||
}
|
||
}
|
||
|
||
return dUpper;
|
||
}
|
||
|
||
private:
|
||
QMyCustomPlot *mPlot;
|
||
QCPItemRect *mRect;
|
||
QCPItemRect *mLeftHandle;
|
||
QCPItemRect *mRightHandle;
|
||
|
||
QCPItemPixmap *mPixmap;
|
||
QCPItemText *mItemTitle;
|
||
QString mstrTitle="";
|
||
QString m_strUuid = "";
|
||
|
||
TransparentDraggableResult *m_upDraggableResult=nullptr;
|
||
TransparentDraggableResult *m_downDraggableResult=nullptr;
|
||
QString m_Result;
|
||
|
||
enum DragMode { DragNone, DragLeft, DragRight, DragRect };
|
||
DragMode mDragMode = DragNone;
|
||
//double mDragStartX = 0;
|
||
double mDragStartY = 0;
|
||
QCPRange mDragStartRange;
|
||
|
||
// 添加最小宽度成员变量
|
||
double mMinWidth;
|
||
};
|
||
|
||
#endif // TRANSPARENTDRAGGABLERESUL_H
|