136 lines
3.3 KiB
C++
136 lines
3.3 KiB
C++
#include <QPainter>
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#include <QEvent>
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#include <QGraphicsDropShadowEffect>
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#include "lib/style.h"
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#include "toggle_internal.h"
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#include "toggle.h"
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ToggleThumb::ToggleThumb(Toggle *parent)
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: QWidget(parent),
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_toggle(parent),
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_shift(0),
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_offset(0)
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{
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parent->installEventFilter(this);
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QGraphicsDropShadowEffect *effect = new QGraphicsDropShadowEffect;
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effect->setBlurRadius(6);
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effect->setColor(QColor(0, 0, 0, 80));
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effect->setOffset(QPointF(0, 1));
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setGraphicsEffect(effect);
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}
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ToggleThumb::~ToggleThumb()
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{
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}
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void ToggleThumb::setShift(qreal shift)
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{
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if (_shift == shift)
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return;
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_shift = shift;
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const QSize s(Qt::Horizontal == _toggle->orientation()
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? size() : size().transposed());
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_offset = shift*static_cast<qreal>(s.width()-s.height());
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_toggle->updateOverlayGeometry();
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update();
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}
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bool ToggleThumb::eventFilter(QObject *obj, QEvent *event)
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{
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const QEvent::Type type = event->type();
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if (QEvent::Resize == type || QEvent::Move == type) {
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setGeometry(parentWidget()->rect().adjusted(8, 8, -8, -8));
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} else if (QEvent::MouseButtonPress == type) {
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return true;
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}
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return QWidget::eventFilter(obj, event);
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}
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void ToggleThumb::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event)
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QPainter painter(this);
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painter.setRenderHint(QPainter::Antialiasing);
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QBrush brush;
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brush.setStyle(Qt::SolidPattern);
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if (_toggle->isEnabled()) {
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brush.setColor(_thumbColor);
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} else {
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QColor disabledColor = Style::instance().themeColor("accent3");
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brush.setColor(disabledColor.lighter(140));
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}
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painter.setBrush(brush);
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painter.setPen(Qt::NoPen);
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if (Qt::Horizontal == _toggle->orientation()) {
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const int s = height()-10;
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painter.drawEllipse(QRectF(5+_offset, 5, s, s));
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} else {
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const int s = width()-10;
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painter.drawEllipse(QRectF(5, 5+_offset, s, s));
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}
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}
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void ToggleThumb::mouseReleaseEvent(QMouseEvent *event)
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{
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if (_toggle->isEnabled()) {
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const bool newChecked = !_toggle->isChecked();
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_toggle->setChecked(newChecked);
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emit clicked(newChecked);
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}
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QWidget::mouseReleaseEvent(event);
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}
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ToggleTrack::ToggleTrack(Toggle *parent)
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: QWidget(parent),
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_toggle(parent)
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{
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parent->installEventFilter(this);
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}
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ToggleTrack::~ToggleTrack()
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{
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}
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bool ToggleTrack::eventFilter(QObject *obj, QEvent *event)
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{
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const QEvent::Type type = event->type();
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if (QEvent::Resize == type || QEvent::Move == type) {
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setGeometry(parentWidget()->rect());
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}
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return QWidget::eventFilter(obj, event);
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}
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void ToggleTrack::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event)
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QPainter painter(this);
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painter.setRenderHint(QPainter::Antialiasing);
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QBrush brush;
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brush.setColor(_trackColor);
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brush.setStyle(Qt::SolidPattern);
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painter.setBrush(brush);
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painter.setPen(Qt::NoPen);
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if (Qt::Horizontal == _toggle->orientation()) {
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const int h = height()/2;
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const QRect r(0, h/2, width(), h);
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painter.drawRoundedRect(r.adjusted(14, 4, -14, -4), h/2-4, h/2-4);
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} else {
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const int w = width()/2;
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const QRect r(w/2, 0, w, height());
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painter.drawRoundedRect(r.adjusted(4, 14, -4, -14), w/2-4, w/2-4);
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}
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}
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