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| author | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2023-06-02 11:40:08 +0200 |
|---|---|---|
| committer | Tor Arne Vestbø <tor.arne.vestbo@qt.io> | 2023-06-05 19:13:33 +0200 |
| commit | a3dde7c93eb7325d07d2985cadc0efca1aa978aa (patch) | |
| tree | d670f945127857e23fc527091590233c10884d90 /tests/manual/examples/blurpicker/blureffect.cpp | |
| parent | e0ec19de415a06bf6a0c401175f1c1908dfde68f (diff) | |
Move widgets blurpicker example to manual test
Change-Id: I7e19b84ac4b6a8e380fc9a7dcc37cc08ced89b4b
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
Diffstat (limited to 'tests/manual/examples/blurpicker/blureffect.cpp')
| -rw-r--r-- | tests/manual/examples/blurpicker/blureffect.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/manual/examples/blurpicker/blureffect.cpp b/tests/manual/examples/blurpicker/blureffect.cpp new file mode 100644 index 00000000000..2e2b8c8d6ba --- /dev/null +++ b/tests/manual/examples/blurpicker/blureffect.cpp @@ -0,0 +1,31 @@ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause + +#include "blureffect.h" + +#include <QDebug> + +BlurEffect::BlurEffect(QGraphicsItem *item) + : QGraphicsBlurEffect() + , m_baseLine(200), item(item) +{ +} + +void BlurEffect::adjustForItem() +{ + qreal y = m_baseLine - item->pos().y(); + qreal radius = qBound(qreal(0.0), y / 32, qreal(16.0)); + setBlurRadius(radius); +} + +QRectF BlurEffect::boundingRect() const +{ + const_cast<BlurEffect *>(this)->adjustForItem(); + return QGraphicsBlurEffect::boundingRect(); +} + +void BlurEffect::draw(QPainter *painter) +{ + adjustForItem(); + QGraphicsBlurEffect::draw(painter); +} |