aboutsummaryrefslogtreecommitdiffstats
path: root/src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp')
-rw-r--r--src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp251
1 files changed, 0 insertions, 251 deletions
diff --git a/src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp b/src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp
deleted file mode 100644
index 2f0ada49..00000000
--- a/src/quickcontrols2/universal/impl/qquickuniversalbusyindicator.cpp
+++ /dev/null
@@ -1,251 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2017 The Qt Company Ltd.
-** Contact: http://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL3$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see http://www.qt.io/terms-conditions. For further
-** information use the contact form at http://www.qt.io/contact-us.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 3 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPLv3 included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 3 requirements
-** will be met: https://www.gnu.org/licenses/lgpl.html.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 2.0 or later as published by the Free
-** Software Foundation and appearing in the file LICENSE.GPL included in
-** the packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 2.0 requirements will be
-** met: http://www.gnu.org/licenses/gpl-2.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qquickuniversalbusyindicator_p.h"
-
-#include <QtCore/qmath.h>
-#include <QtCore/qeasingcurve.h>
-#include <QtQuick/private/qquickitem_p.h>
-#include <QtQuick/private/qsgadaptationlayer_p.h>
-#include <QtQuickControls2Impl/private/qquickanimatednode_p.h>
-
-QT_BEGIN_NAMESPACE
-
-static const int PhaseCount = 6;
-static const int Interval = 167;
-static const int TotalDuration = 4052;
-
-class QQuickUniversalBusyIndicatorNode : public QQuickAnimatedNode
-{
-public:
- QQuickUniversalBusyIndicatorNode(QQuickUniversalBusyIndicator *item);
-
- void updateCurrentTime(int time) override;
- void sync(QQuickItem *item) override;
-
-private:
- struct Phase {
- Phase() = default;
- Phase(int d, qreal f, qreal t, QEasingCurve::Type c) : duration(d), from(f), to(t), curve(c) { }
- int duration = 0;
- qreal from = 0;
- qreal to = 0;
- QEasingCurve curve = QEasingCurve::Linear;
- };
-
- Phase m_phases[PhaseCount];
-};
-
-QQuickUniversalBusyIndicatorNode::QQuickUniversalBusyIndicatorNode(QQuickUniversalBusyIndicator *item)
- : QQuickAnimatedNode(item)
-{
- setLoopCount(Infinite);
- setDuration(TotalDuration);
- setCurrentTime(item->elapsed());
-
- m_phases[0] = Phase(433, -110, 10, QEasingCurve::BezierSpline);
- m_phases[1] = Phase(767, 10, 93, QEasingCurve::Linear );
- m_phases[2] = Phase(417, 93, 205, QEasingCurve::BezierSpline);
- m_phases[3] = Phase(400, 205, 357, QEasingCurve::BezierSpline);
- m_phases[4] = Phase(766, 357, 439, QEasingCurve::Linear );
- m_phases[5] = Phase(434, 439, 585, QEasingCurve::BezierSpline);
-
- m_phases[0].curve.addCubicBezierSegment(QPointF(0.02, 0.33), QPointF(0.38, 0.77), QPointF(1.00, 1.00));
- m_phases[2].curve.addCubicBezierSegment(QPointF(0.57, 0.17), QPointF(0.95, 0.75), QPointF(1.00, 1.00));
- m_phases[3].curve.addCubicBezierSegment(QPointF(0.00, 0.19), QPointF(0.07, 0.72), QPointF(1.00, 1.00));
- m_phases[5].curve.addCubicBezierSegment(QPointF(0.00, 0.00), QPointF(0.95, 0.37), QPointF(1.00, 1.00));
-}
-
-void QQuickUniversalBusyIndicatorNode::updateCurrentTime(int time)
-{
- int nodeIndex = 0;
- int count = childCount();
- QSGTransformNode *transformNode = static_cast<QSGTransformNode *>(firstChild());
- while (transformNode) {
- Q_ASSERT(transformNode->type() == QSGNode::TransformNodeType);
-
- QSGOpacityNode *opacityNode = static_cast<QSGOpacityNode *>(transformNode->firstChild());
- Q_ASSERT(opacityNode->type() == QSGNode::OpacityNodeType);
-
- int begin = nodeIndex * Interval;
- int end = TotalDuration - (PhaseCount - nodeIndex - 1) * Interval;
-
- bool visible = time >= begin && time <= end;
- opacityNode->setOpacity(visible ? 1.0 : 0.0);
-
- if (visible) {
- int phaseIndex, remain = time, elapsed = 0;
- for (phaseIndex = 0; phaseIndex < PhaseCount - 1; ++phaseIndex) {
- if (remain <= m_phases[phaseIndex].duration + begin)
- break;
- remain -= m_phases[phaseIndex].duration;
- elapsed += m_phases[phaseIndex].duration;
- }
-
- const Phase &phase = m_phases[phaseIndex];
-
- qreal from = phase.from - nodeIndex * count;
- qreal to = phase.to - nodeIndex * count;
- qreal pos = time - elapsed - begin;
-
- qreal value = phase.curve.valueForProgress(pos / phase.duration);
- qreal rotation = from + (to - from) * value;
-
- QMatrix4x4 matrix;
- matrix.rotate(rotation, 0, 0, 1);
- transformNode->setMatrix(matrix);
- }
-
- transformNode = static_cast<QSGTransformNode *>(transformNode->nextSibling());
- ++nodeIndex;
- }
-}
-
-void QQuickUniversalBusyIndicatorNode::sync(QQuickItem *item)
-{
- QQuickUniversalBusyIndicator *indicator = static_cast<QQuickUniversalBusyIndicator *>(item);
- QQuickItemPrivate *d = QQuickItemPrivate::get(item);
-
- QMatrix4x4 matrix;
- matrix.translate(item->width() / 2, item->height() / 2);
- setMatrix(matrix);
-
- qreal size = qMin(item->width(), item->height());
- qreal diameter = size / 10.0;
- qreal radius = diameter / 2;
- qreal offset = (size - diameter * 2) / M_PI;
- const QRectF rect(offset, offset, diameter, diameter);
-
- int count = indicator->count();
- QSGNode *transformNode = firstChild();
- for (int i = 0; i < count; ++i) {
- if (!transformNode) {
- transformNode = new QSGTransformNode;
- appendChildNode(transformNode);
-
- QSGOpacityNode *opacityNode = new QSGOpacityNode;
- transformNode->appendChildNode(opacityNode);
-
- QSGInternalRectangleNode *rectNode = d->sceneGraphContext()->createInternalRectangleNode();
- rectNode->setAntialiasing(true);
- opacityNode->appendChildNode(rectNode);
- }
-
- QSGNode *opacityNode = transformNode->firstChild();
- Q_ASSERT(opacityNode->type() == QSGNode::OpacityNodeType);
-
- QSGInternalRectangleNode *rectNode = static_cast<QSGInternalRectangleNode *>(opacityNode->firstChild());
- Q_ASSERT(rectNode->type() == QSGNode::GeometryNodeType);
-
- rectNode->setRect(rect);
- rectNode->setColor(indicator->color());
- rectNode->setRadius(radius);
- rectNode->update();
-
- transformNode = transformNode->nextSibling();
- }
-
- while (transformNode) {
- QSGNode *nextSibling = transformNode->nextSibling();
- delete transformNode;
- transformNode = nextSibling;
- }
-}
-
-QQuickUniversalBusyIndicator::QQuickUniversalBusyIndicator(QQuickItem *parent)
- : QQuickItem(parent)
-{
- setFlag(ItemHasContents);
-}
-
-int QQuickUniversalBusyIndicator::count() const
-{
- return m_count;
-}
-
-void QQuickUniversalBusyIndicator::setCount(int count)
-{
- if (m_count == count)
- return;
-
- m_count = count;
- update();
-}
-
-QColor QQuickUniversalBusyIndicator::color() const
-{
- return m_color;
-}
-
-void QQuickUniversalBusyIndicator::setColor(const QColor &color)
-{
- if (m_color == color)
- return;
-
- m_color = color;
- update();
-}
-
-int QQuickUniversalBusyIndicator::elapsed() const
-{
- return m_elapsed;
-}
-
-void QQuickUniversalBusyIndicator::itemChange(QQuickItem::ItemChange change, const QQuickItem::ItemChangeData &data)
-{
- QQuickItem::itemChange(change, data);
- if (change == ItemVisibleHasChanged)
- update();
-}
-
-QSGNode *QQuickUniversalBusyIndicator::updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *)
-{
- QQuickUniversalBusyIndicatorNode *node = static_cast<QQuickUniversalBusyIndicatorNode *>(oldNode);
- if (isVisible() && width() > 0 && height() > 0) {
- if (!node) {
- node = new QQuickUniversalBusyIndicatorNode(this);
- node->start();
- }
- node->sync(this);
- } else {
- m_elapsed = node ? node->currentTime() : 0;
- delete node;
- node = nullptr;
- }
- return node;
-}
-
-QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 20:49:04 +0000