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This commit is contained in:
feiyangqingyun
2022-05-18 17:39:04 +08:00
parent 96938b94f9
commit a155ad45d3
32 changed files with 145 additions and 322 deletions
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11
third/qcustomplotdemo/frmexample/frmadvancedaxes.cpp
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@@ -15,17 +15,19 @@ frmAdvancedAxes::~frmAdvancedAxes()
void frmAdvancedAxes::initForm()
{
#ifndef qcustomplot_v1_3
// configure axis rect:
ui->customPlot->plotLayout()->clear(); // clear default axis rect so we can start from scratch
QCPAxisRect *wideAxisRect = new QCPAxisRect(ui->customPlot);
wideAxisRect->setupFullAxesBox(true);
wideAxisRect->axis(QCPAxis::atRight, 0)->setTickLabels(true);
wideAxisRect->addAxis(QCPAxis::atLeft)->setTickLabelColor(QColor("#6050F8")); // add an extra axis on the left and color its numbers
QCPLayoutGrid *subLayout = new QCPLayoutGrid;
ui->customPlot->plotLayout()->addElement(0, 0, wideAxisRect); // insert axis rect in first row
ui->customPlot->plotLayout()->addElement(1, 0, subLayout); // sub layout in second row (grid layout will grow accordingly)
//ui->customPlot->plotLayout()->setRowStretchFactor(1, 2);
// prepare axis rects that will be placed in the sublayout:
QCPAxisRect *subRectLeft = new QCPAxisRect(ui->customPlot, false); // false means to not setup default axes
QCPAxisRect *subRectRight = new QCPAxisRect(ui->customPlot, false);
@@ -33,6 +35,7 @@ void frmAdvancedAxes::initForm()
subLayout->addElement(0, 1, subRectRight);
subRectRight->setMaximumSize(100, 100); // make bottom right axis rect size fixed 100x100
subRectRight->setMinimumSize(100, 100); // make bottom right axis rect size fixed 100x100
// setup axes in sub layout axis rects:
subRectLeft->addAxes(QCPAxis::atBottom | QCPAxis::atLeft);
subRectRight->addAxes(QCPAxis::atBottom | QCPAxis::atRight);
@@ -40,11 +43,13 @@ void frmAdvancedAxes::initForm()
subRectRight->axis(QCPAxis::atRight)->ticker()->setTickCount(2);
subRectRight->axis(QCPAxis::atBottom)->ticker()->setTickCount(2);
subRectLeft->axis(QCPAxis::atBottom)->grid()->setVisible(true);
// synchronize the left and right margins of the top and bottom axis rects:
QCPMarginGroup *marginGroup = new QCPMarginGroup(ui->customPlot);
subRectLeft->setMarginGroup(QCP::msLeft, marginGroup);
subRectRight->setMarginGroup(QCP::msRight, marginGroup);
wideAxisRect->setMarginGroup(QCP::msLeft | QCP::msRight, marginGroup);
// move newly created axes on "axes" layer and grids on "grid" layer:
foreach (QCPAxisRect *rect, ui->customPlot->axisRects()) {
foreach (QCPAxis *axis, rect->axes()) {
@@ -79,6 +84,7 @@ void frmAdvancedAxes::initForm()
mainGraphCos->rescaleKeyAxis();
mainGraphCos->setScatterStyle(QCPScatterStyle(QCPScatterStyle::ssCircle, QPen(Qt::black), QBrush(Qt::white), 6));
mainGraphCos->setPen(QPen(QColor(120, 120, 120), 2));
QCPGraph *mainGraphGauss = ui->customPlot->addGraph(wideAxisRect->axis(QCPAxis::atBottom), wideAxisRect->axis(QCPAxis::atLeft, 1));
mainGraphGauss->data()->set(dataGauss);
mainGraphGauss->setPen(QPen(QColor("#8070B8"), 2));
@@ -103,12 +109,11 @@ void frmAdvancedAxes::initForm()
subBars->setBrush(QColor("#705BE8"));
subBars->keyAxis()->setSubTicks(false);
subBars->rescaleAxes();
// setup a ticker for subBars key axis that only gives integer ticks:
QSharedPointer<QCPAxisTickerFixed> intTicker(new QCPAxisTickerFixed);
intTicker->setTickStep(1.0);
intTicker->setScaleStrategy(QCPAxisTickerFixed::ssMultiples);
subBars->keyAxis()->setTicker(intTicker);
ui->customPlot->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom);
#endif
}