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PDF4QT
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Finishing of dimension plugin

This commit is contained in:
Jakub Melka 2020-11-23 19:06:33 +01:00
parent 31b4dac927
commit 7b95507cac
2 changed files with 40 additions and 1 deletions
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26
PdfForQtViewer/pdfviewermainwindow.cpp
View File

@ -375,7 +375,31 @@ void PDFViewerMainWindow::loadPlugins()
menu->addAction(action);
toolbarButton->menu()->addAction(action);
connect(action, &QAction::triggered, toolbarButton, [action, toolbarButton](){ toolbarButton->setDefaultAction(action); });
auto onPluginActionTriggered = [toolbarButton, action]()
{
if (action->isEnabled())
{
toolbarButton->setDefaultAction(action);
}
};
auto onPluginActionStateChanged = [toolbarButton, action]()
{
if (!action->isEnabled() && toolbarButton->defaultAction() == action)
{
for (QAction* action : toolbarButton->menu()->actions())
{
if (action->isEnabled())
{
toolbarButton->setDefaultAction(action);
break;
}
}
}
};
connect(action, &QAction::triggered, toolbarButton, onPluginActionTriggered);
connect(action, &QAction::changed, toolbarButton, onPluginActionStateChanged);
}
}
}

15
PdfForQtViewerPlugins/DimensionsPlugin/dimensionsplugin.cpp
View File

@ -290,6 +290,13 @@ void DimensionsPlugin::drawPage(QPainter* painter,
painter->drawLine(line1);
painter->drawLine(line2);
qreal startAngle = line1.angle() * 16;
qreal angleLength = dimension.getMeasuredValue() * 16;
QRectF rect(-maxLength * 0.5, -maxLength * 0.5, maxLength, maxLength);
rect.translate(line1.p1());
painter->drawArc(rect, startAngle - angleLength, angleLength);
QPen penPoint(Qt::black);
penPoint.setCapStyle(Qt::RoundCap);
penPoint.setWidthF(pointSize);
@ -299,6 +306,14 @@ void DimensionsPlugin::drawPage(QPainter* painter,
painter->drawPoint(line1.p2());
painter->drawPoint(line2.p2());
QMatrix textMatrix;
textMatrix.translate(line1.x1(), line1.y1());
textMatrix.rotate(-line1.angle() + dimension.getMeasuredValue() * 0.5);
QPointF textPoint = textMatrix.map(QPointF(maxLength * 0.25, 0.0));
QString text = QString("%1 %2").arg(locale.toString(dimension.getMeasuredValue() * m_angleUnit.scale, 'f', 2), m_angleUnit.symbol);
painter->drawText(textPoint, text);
break;
}