148 lines
4.0 KiB
C++
148 lines
4.0 KiB
C++
#include "ChartCurve.h"
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#include <QValueAxis>
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#include <QHBoxLayout>
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#include "Chart.h"
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#include "QTime"
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ChartCurve::ChartCurve(QWidget *parent)
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:ChartBaseSeries(parent)
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{
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}
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void ReadData()
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{
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}
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ChartCurve::~ChartCurve()
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{
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}
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QList<CurvePar> ChartCurve::GetCuPar(CuParListModel index)
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{
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QList<CurvePar> cuPar;
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switch (index)
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{
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case CUCHARTCURVE1:
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{
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QList<CurvePar> valueList;
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QList<QPointF> point1;
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qsrand(QTime(0,0,0).secsTo(QTime::currentTime())); //不能放在循环里，否则容易出现很多相同随机数
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for(int i = 0; i < 15; i++)
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{
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point1.append(QPointF(i + 1,qrand() % 100));
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}
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valueList.push_back(CurvePar{QColor(73,183,199),"",point1});
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cuPar = valueList;
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break;
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}
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case CUCHARTCURVE2:
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{
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QList<CurvePar> valueList;
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QList<QPointF> point1;
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qsrand(QTime(0,6,0).secsTo(QTime::currentTime())); //不能放在循环里，否则容易出现很多相同随机数
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for(int i = 0; i < 15; i++)
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{
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point1.append(QPointF(i + 1,qrand() % 100));
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}
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valueList.push_back(CurvePar{QColor(96,79,121),"",point1});
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cuPar = valueList;
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break;
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}
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case CUCHARTCURVE3:
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{
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QList<CurvePar> valueList;
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QList<QPointF> point1;
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qsrand(QTime(0,0,3).secsTo(QTime::currentTime())); //不能放在循环里，否则容易出现很多相同随机数
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for(int i = 0; i < 15; i++)
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{
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point1.append(QPointF(i + 1,qrand() % 100));
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}
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valueList.push_back(CurvePar{QColor(254,137,44),"",point1});
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cuPar = valueList;
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break;
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}
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}
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return cuPar;
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}
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void ChartCurve::Init(QList<CurvePar> cuPar)
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{
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QHBoxLayout* mLayout = new QHBoxLayout();
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mLayout->setSpacing(0);
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mLayout->setContentsMargins(0,0,0,0);
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QList<QAbstractSeries*> SeriesList;
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for(int i = 0; i < cuPar.size(); i++)
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{
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QSplineSeries* lineSeries = InitLine(cuPar.at(i).Color,cuPar.at(i).name,cuPar.at(i).list);
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SeriesList.push_back(lineSeries);
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}
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//生成图表
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Chart* chart = new Chart();
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chart->Set(_cPar);
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chart->Set(_aPar);
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chart->InitChart();
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chart->InitAxis();
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for(auto& i : SeriesList)
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{
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chart->addSeries(i);
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chart->setAxisX(chart->axisX(),i);
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chart->setAxisY(chart->axisY(),i);
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}
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chart->InitLegend();
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//生成View
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QChartView *chartView = new QChartView(chart);
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chartView->setRenderHint(QPainter::Antialiasing);
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mLayout->addWidget(chartView);
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this->setLayout(mLayout);
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}
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void ChartCurve::SetPointShow(bool isShow)
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{
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isPointLabelShow = isShow;
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}
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QSplineSeries* ChartCurve::InitLine(QColor color,QString name, QList<QPointF> list)
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{
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QFont font;
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font.setItalic(!font.italic());
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font.setPointSizeF(15);
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font.setFamily("微软雅黑");
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QSplineSeries* lineSeries = new QSplineSeries();
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//添加数据
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lineSeries->append(list);
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//设置线段的名称
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lineSeries->setName(name);
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//设置线段的颜色
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lineSeries->setColor(QColor());
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//设置线段是否可视话
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lineSeries->setVisible(true);
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//点标签文字是否可见
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lineSeries->setPointLabelsVisible(isPointLabelShow);
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//点标签字体
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lineSeries->setPointLabelsFont(font);
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//点标签颜色
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lineSeries->setPointLabelsColor(QColor(color));
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//点标签格式
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lineSeries->setPointLabelsFormat("@yPoint");
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//是否切割边缘点标签，默认为true
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lineSeries->setPointLabelsClipping(true);
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//设置点是否可视
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lineSeries->setPointsVisible(true);
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//设置笔
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lineSeries->setPen(QPen(QBrush(color),2));
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//使用opengl渲染
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lineSeries->setUseOpenGL(true);
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return lineSeries;
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}
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