Files
cbh/ElaWidgetTools/DeveloperComponents/ElaColorDisplayDelegate.cpp
2025-09-19 22:40:52 +08:00

54 lines
1.5 KiB
C++

#include "ElaColorDisplayDelegate.h"
#include <QColor>
#include <QPainter>
#include <QPainterPath>
#include <QStyleOption>
#include "ElaTheme.h"
ElaColorDisplayDelegate::ElaColorDisplayDelegate(QObject* parent)
: QStyledItemDelegate{parent}
{
_pThemeMode = eTheme->getThemeMode();
}
ElaColorDisplayDelegate::~ElaColorDisplayDelegate()
{
}
void ElaColorDisplayDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
painter->save();
painter->setRenderHints(QPainter::Antialiasing);
QRectF itemRect = option.rect;
// 颜色球绘制
QColor displayColor = index.data(Qt::UserRole).value<QColor>();
if (displayColor.isValid())
{
painter->setPen(ElaThemeColor(_pThemeMode, PopupBorderHover));
painter->setBrush(index.data(Qt::UserRole).value<QColor>());
}
else
{
QPen pen(ElaThemeColor(_pThemeMode, PopupBorderHover));
pen.setStyle(Qt::DashLine);
painter->setPen(pen);
}
painter->drawEllipse(itemRect.center(), 10, 10);
// 覆盖效果绘制
if (option.state.testFlag(QStyle::State_MouseOver) || option.state.testFlag(QStyle::State_Selected))
{
painter->setBrush(Qt::NoBrush);
painter->drawEllipse(itemRect.center(), 13, 13);
}
painter->restore();
QStyledItemDelegate::paint(painter, option, index);
}
QSize ElaColorDisplayDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
{
return QSize(30, 30);
}