mirror of
https://github.com/zhuzichu520/FluentUI.git
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26 lines
983 B
C++
26 lines
983 B
C++
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#include "Screenshot.h"
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#include <QGuiApplication>
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#include <QScreen>
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#include <QQuickWindow>
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Screenshot::Screenshot(QQuickItem* parent) : QQuickPaintedItem(parent)
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{
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start(QPoint(0,0));
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end(QPoint(0,0));
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_desktopGeometry = qApp->primaryScreen()->virtualGeometry();
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_desktopPixmap = qApp->primaryScreen()->grabWindow(0, _desktopGeometry.x(), _desktopGeometry.y(), _desktopGeometry.width(), _desktopGeometry.height());
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connect(this,&Screenshot::startChanged,this,[=]{update();});
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connect(this,&Screenshot::endChanged,this,[=]{update();});
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}
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void Screenshot::paint(QPainter* painter)
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{
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painter->save();
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painter->eraseRect(boundingRect());
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painter->drawPixmap(_desktopGeometry,_desktopPixmap);
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painter->fillRect(_desktopGeometry,QColor(0,0,0,60));
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painter->setCompositionMode(QPainter::CompositionMode_Clear);
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painter->fillRect(QRect(_start.x(),_start.y(),_end.x()-_start.x(),_end.y()-_start.y()), Qt::black);
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painter->restore();
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}
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