97 lines
3.2 KiB
C++
Executable File
97 lines
3.2 KiB
C++
Executable File
#include "circlelabel.h"
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#include <QPainter>
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#include <QBrush>
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#include <QPalette>
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#include "../globalbackupinfo.h"
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#include "../gsettingswrapper.h"
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CircleLable::CircleLable(const QString& text, QWidget* parent /*= nullptr*/, int size /*= 24*/, QColor backgroundColor /*= QColor(0xCC, 0xCC, 0xCC)*/) :
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QLabel(parent),
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m_text(text),
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m_textColor(Qt::white)
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{
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m_oldTextColor = m_textColor;
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setFixedSize(QSize(size, size));
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setBackgroundColor(backgroundColor);
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connect(GlobelBackupInfo::inst().getGlobalSignals(), &GlobalSignals::styleNameChanged, this, [=](bool isDark) {
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if (!m_bAutoTheme) {
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if (isDark) {
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this->setBackgroundColor(Qt::white);
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} else {
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this->setBackgroundColor(Qt::black);
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}
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}
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});
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}
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CircleLable::~CircleLable()
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{}
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/**
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* @brief 设置圆形label的背景色
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* @param backgroundColor 背景色，建议使用Qt::black、Qt::white等这种颜色表示法
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*/
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void CircleLable::setBackgroundColor(QColor backgroundColor)
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{
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// 只有黑白两色不自动跟随主题，需手动设置背景色
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if (backgroundColor == QColor(Qt::black)) {
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m_bAutoTheme = false;
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if (g_GSettingWrapper.isDarkTheme()) {
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backgroundColor = QColor(Qt::white);
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}
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} else if (backgroundColor == QColor(Qt::white)) {
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m_bAutoTheme = false;
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if (!g_GSettingWrapper.isDarkTheme()) {
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backgroundColor = QColor(Qt::black);
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}
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} else {
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m_bAutoTheme = true;
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}
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m_backgroundColor = backgroundColor;
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repaint();
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}
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void CircleLable::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); // 反锯齿;
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// 深浅主题切换
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if (g_GSettingWrapper.isDarkTheme()) {
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if (m_backgroundColor == QColor(COLOR_GRAY)) {
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m_backgroundColor = QColor(COLOR_BLACK_GRAY);
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m_textColor = QColor(COLOR_DISABLE_GRAY);
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} else if (m_backgroundColor == QColor(COLOR_LIGHT_DARK)) {
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m_backgroundColor = QColor(COLOR_DARK_GRAY);
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m_textColor = QColor(COLOR_DISABLE_GRAY);
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}
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} else {
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if (m_backgroundColor == QColor(COLOR_BLACK_GRAY)) {
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m_backgroundColor = QColor(COLOR_GRAY);
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m_textColor = m_oldTextColor;
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} else if (m_backgroundColor == QColor(COLOR_DARK_GRAY)) {
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m_backgroundColor = QColor(COLOR_LIGHT_DARK);
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m_textColor = m_oldTextColor;
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}
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}
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// 如果设置的是蓝色，则使用调色板里的高亮色
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if (m_backgroundColor == QColor(COLOR_BLUE)) {
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painter.setBrush(QBrush(this->palette().highlight().color()));
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} else {
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painter.setBrush(QBrush(m_backgroundColor));
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}
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painter.setPen(Qt::NoPen);
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QRect rect = this->rect();
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// 也可用QPainterPath 绘制代替 painter.drawRoundedRect(rect, 15, 15); { QPainterPath painterPath; painterPath.addRoundedRect(rect, 15, 15); p.drawPath(painterPath); }
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painter.drawRoundedRect(rect, rect.width()/2, rect.width()/2);
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// drawText
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rect.setHeight(rect.height() - 2);
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painter.setPen(m_textColor);
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painter.drawText(rect, Qt::AlignCenter, m_text);
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QLabel::paintEvent(event);
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}
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