35 lines
1.6 KiB
C++
35 lines
1.6 KiB
C++
#include "bluritem.hpp"
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#include <settings.hpp>
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bool BlurItem::init(CropScene *) {
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effect = new QGraphicsBlurEffect;
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QFlags<QGraphicsBlurEffect::BlurHint> blurHints;
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blurHints.setFlag(QGraphicsBlurEffect::AnimationHint, settings::settings().value("blur/animatedHint", false).toBool());
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blurHints.setFlag(QGraphicsBlurEffect::PerformanceHint, settings::settings().value("blur/performanceHint", true).toBool());
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blurHints.setFlag(QGraphicsBlurEffect::QualityHint, settings::settings().value("blur/qualityHint", false).toBool());
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effect->setBlurHints(blurHints);
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effect->setBlurRadius(settings::settings().value("blurRadius", 5.).toDouble());
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return true;
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}
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void BlurItem::mouseDragEvent(QGraphicsSceneMouseEvent *, CropScene *scene) {
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if (pos.isNull()) {
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pos = scene->cursorPosition();
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rect = scene->addRect(QRect(scene->cursorPosition().toPoint(), QSize(1, 1)), QPen(Qt::cyan), Qt::NoBrush);
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pixmap = scene->addPixmap(scene->pixmap().copy(rect->rect().toRect()));
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pixmap->setPos(scene->cursorPosition());
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pixmap->setZValue(rect->zValue() - 0.1);
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pixmap->setGraphicsEffect(effect);
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} else {
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QPointF p = scene->cursorPosition();
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rect->setRect(QRect(qMin(pos.x(), p.x()), qMin(pos.y(), p.y()), qAbs(pos.x() - p.x()), qAbs(pos.y() - p.y())));
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pixmap->setPixmap(scene->pixmap().copy(rect->rect().toRect()));
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pixmap->setPos(rect->rect().topLeft());
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}
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}
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void BlurItem::mouseDragEndEvent(QGraphicsSceneMouseEvent *, CropScene *) {
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if (rect != nullptr) rect->setPen(Qt::NoPen);
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}
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