cpp文件

#include "mform.h"
#include "ui_mform.h"
#include <QBarSeries>
#include <QBarSet>
#include <QtCharts>
#include <QPushButton>
#include <QtCharts/QChartView>
#include <QtCharts/QPieSeries>
#include <QtCharts/QPieSlice>
#include <QtCharts/QAbstractBarSeries>
#include <QtCharts/QPercentBarSeries>
#include <QtCharts/QStackedBarSeries>
#include <QtCharts/QBarSeries>
#include <QtCharts/QBarSet>
#include <QtCharts/QLineSeries>
#include <QtCharts/QSplineSeries>
#include <QtCharts/QScatterSeries>
#include <QtCharts/QAreaSeries>
#include <QtCharts/QLegend>
#include <QtWidgets/QGridLayout>
#include <QtWidgets/QFormLayout>
#include <QtWidgets/QComboBox>
#include <QtWidgets/QSpinBox>
#include <QtWidgets/QCheckBox>
#include <QtWidgets/QGroupBox>
#include <QtWidgets/QLabel>
#include <QtCharts/QBarCategoryAxis>
#include <QtWidgets/QApplication>
#include <QtCharts/QValueAxis>
#include <QVector>
#include <QDebug>QVector<int>data0;
QVector<int>data1;
QVector<int>data2;
QVector<int>data3;using namespace QtCharts;MForm::MForm(QWidget *parent) :QWidget(parent),ui(new Ui::MForm)
{ui->setupUi(this);for (int i = 0; i < 6; ++i) {data0.push_front(0);data1.push_front(0);data2.push_front(0);data3.push_front(0);}connect(ui->pushButton,&QPushButton::clicked,[=](){data0.push_front(ui->lineEdit_1->text().toInt());data1.push_front(ui->lineEdit_2->text().toInt());data2.push_front(ui->lineEdit_3->text().toInt());data3.push_front(ui->lineEdit_4->text().toInt());QBarSet *set0 = new QBarSet("日光(min)");QBarSet *set1 = new QBarSet("UV(min)");QBarSet *set2 = new QBarSet("日光(month)");QBarSet *set3 = new QBarSet("UV(month)");QVector<int>::iterator it1 = data0.begin();QVector<int>::iterator it2 = data1.begin();QVector<int>::iterator it3 = data2.begin();qDebug()<<it1<<"|"<<it2<<"|"<<it3;//if(i)for(QVector<int>::iterator it4 = data3.begin();it4<data3.begin()+5;it4++){*set0 << *it1<< *(it1+1) << *(it1+2) << *(it1+3) << *(it1+4) << *(it1+5);*set1 << *it2<< *(it2+1) << *(it2+2) << *(it2+3) << *(it2+4) << *(it2+5);*set2 << *it3<< *(it3+1) << *(it3+2) << *(it3+3) << *(it3+4) << *(it3+5);*set3 << *it4<< *(it4+1) << *(it4+2) << *(it4+3) << *(it4+4) << *(it4+5);it1++;it2++;it3++;}//    *set0 << 5 << 2 << 3 << 4 << 5 << 6;//    *set1 << 7 << 0 << 0 << 4 << 0 << 7;//    *set2 << 9 << 5 << 8 << 19<< 8 << 5;//    *set3 << 5 << 6 << 7 << 3 << 4 << 5;QBarSeries *series = new QBarSeries();series->append(set0);series->append(set1);series->append(set2);series->append(set3);QChart *c = new QChart();c->setTitle("光照UV强度");c->addSeries(series);ui->graphicsView->setChart(c);c->legend()->setVisible(true);c->setAnimationOptions(QChart::SeriesAnimations);ui->graphicsView->setRenderHint(QPainter::Antialiasing);c->createDefaultAxes();//创建默认的左侧的坐标轴（根据 QBarSet 设置的值）QValueAxis *axisX = new QValueAxis();//轴变量、数据系列变量，都不能声明为局部临时变量QValueAxis *axisY = new QValueAxis();//创建X/Y轴axisX->setRange(0, 6);axisY->setRange(0, 10);//设置X/Y显示的区间c->setAxisX(axisX);c->setAxisY(axisY);//设置chart的坐标轴series->attachAxis(axisX);c->legend()->setVisible(true); //设置图例为显示状态c->legend()->setAlignment(Qt::AlignBottom);//设置图例的显示位置在底部});
}MForm::~MForm()
{delete ui;
}

.h文件

#ifndef MFORM_H
#define MFORM_H#include <QWidget>
#include <QtCharts>
namespace Ui {
class MForm;
}class MForm : public QWidget
{Q_OBJECTpublic:explicit MForm(QWidget *parent = 0);~MForm();private:Ui::MForm *ui;
};#endif // MFORM_H

ui文件