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108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
#include "spliteranimated.h"
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#include <QPainter>
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#include <QDebug>
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#define OpacityMax 0.3
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#define OpacityMini 0.1
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SpliterAnimated::SpliterAnimated(QWidget *parent)
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: QWidget(parent),
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m_sizeAnimation(new QVariantAnimation(this)),
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m_currentOpacity(OpacityMini),
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m_dockPosition(Dock::Position::Bottom)
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{
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m_sizeAnimation->setDuration(500);
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m_sizeAnimation->setLoopCount(-1);
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connect(m_sizeAnimation, &QVariantAnimation::valueChanged, this, &SpliterAnimated::onSizeAnimationValueChanged);
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}
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void SpliterAnimated::setStartValue(const QVariant &value)
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{
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m_sizeAnimation->setStartValue(value);
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}
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void SpliterAnimated::setEndValue(const QVariant &value)
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{
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m_sizeAnimation->setEndValue(value);
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}
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//void SpliterAnimated::startAnimation()
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//{
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// if (!isVisible()) {
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// return;
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// }
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// m_currentOpacity = OpacityMini;
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// if (m_dockPosition == Dock::Position::Top || m_dockPosition == Dock::Position::Bottom) {
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// m_opacityChangeStep = (OpacityMax - OpacityMini) /
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// (m_sizeAnimation->endValue().toSizeF().height() -
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// m_sizeAnimation->startValue().toSizeF().height());
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// } else {
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// m_opacityChangeStep = (OpacityMax - OpacityMini) /
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// (m_sizeAnimation->endValue().toSizeF().width() -
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// m_sizeAnimation->startValue().toSizeF().width());
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// }
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// m_sizeAnimation->start();
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// update();
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//}
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//void SpliterAnimated::stopAnimation()
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//{
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// m_sizeAnimation->stop();
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// m_currentOpacity = OpacityMini;
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// update();
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//}
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void SpliterAnimated::setDockPosition(const Dock::Position position)
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{
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m_dockPosition = position;
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}
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void SpliterAnimated::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event);
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QSizeF destSize = m_sizeAnimation->state() == QVariantAnimation::Running
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? m_sizeAnimation->currentValue().toSizeF()
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: m_sizeAnimation->startValue().toSizeF();
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QRectF destRect(rect().topLeft(), destSize);
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destRect.moveCenter(QRectF(rect()).center());
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QPainterPath path;
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path.addRect(destRect);
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QPainter painter(this);
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painter.setOpacity(m_currentOpacity);
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painter.fillPath(path, QColor::fromRgb(255, 255, 255));
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}
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void SpliterAnimated::onSizeAnimationValueChanged(const QVariant &value)
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{
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if (m_sizeAnimation->direction() == QVariantAnimation::Direction::Forward) {
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m_currentOpacity += m_opacityChangeStep;
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if (m_currentOpacity > OpacityMax) {
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m_currentOpacity = OpacityMax;
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}
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} else {
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m_currentOpacity -= m_opacityChangeStep;
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if (m_currentOpacity < OpacityMini) {
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m_currentOpacity = OpacityMini;
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}
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}
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if (value == m_sizeAnimation->endValue()) {
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m_sizeAnimation->setDirection(QVariantAnimation::Direction::Backward);
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} else if (value == m_sizeAnimation->startValue()) {
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m_sizeAnimation->setDirection(QVariantAnimation::Direction::Forward);
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}
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update();
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}
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