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#include "PicDateItem.h"
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#include <QDebug>
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#include <QRegExp>
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#include "LogInfo.h"
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PicDateItem::PicDateItem(QGraphicsItem *parent, QGraphicsScene *scene, const SourceType type)
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:PicTextItem(parent, scene, type)
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{
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m_timer.setInterval(20);
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connect(&m_timer, &QTimer::timeout, [this](){
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updateDatetimeStr();
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});
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m_timer.start();
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}
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QVariant PicDateItem::source()
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{
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return m_model.datetimePattern;
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}
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void PicDateItem::setSource(QVariant var)
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{
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m_model.datetimePattern = var.toString();
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if(m_model.datetimePattern.isEmpty())
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return;
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m_currDateTimeStr = generateDatetimeStr(QDateTime::currentDateTime());
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applyModify();
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}
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void PicDateItem::setModel(DateItemModel model)
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{
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m_model = std::move(model);
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setSource(m_model.datetimePattern);
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}
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const DateItemModel& PicDateItem::model() const
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{
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return m_model;
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}
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bool PicDateItem::updateDatetimeStr()
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{
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if (m_model.datetimePattern.isEmpty())
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return false;
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if(m_currDateTimeStr.isEmpty()) {
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m_currDateTimeStr = generateDatetimeStr(QDateTime::currentDateTime());
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applyModify();
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return true;
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}
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auto now = QDateTime::currentDateTime();
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auto str = generateDatetimeStr(now);
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if(str == m_currDateTimeStr) {
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return false;
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}
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m_currDateTimeStr = str;
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applyModify();
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return true;
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}
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void PicDateItem::setCustomAttrs(const QXmlStreamAttributes &attrs)
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{
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// 结构类似这样
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// weeksMap = "MON<br>TUR<br>WED<br>TUE<br>THU<br>FRI<br>SAT<br>SUN"
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// yearsMap = "2023<subbr>2023年<br>2024<subbr>2024年<br>2025<subbr>2025年"
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auto m = DateItemModel();
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m.dataMap = attrs.value("dataMap").toString().split("<br>");
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m.daysMap = attrs.value("daysMap").toString().split("<br>");
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m.hoursMap = attrs.value("hoursMap").toString().split("<br>");
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m.monthsMap = attrs.value("monthsMap").toString().split("<br>");
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m.weeksMap = attrs.value("weeksMap").toString().split("<br>");
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auto yearsMap = attrs.value("yearsMap").toString().split("<br>");
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for(auto it = yearsMap.begin(); it != yearsMap.end(); ++it) {
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auto yearPair = it->split("<subbr>");
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if(yearPair.size() == 2) {
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m.yearsMap[yearPair[0].toInt()] = yearPair[1];
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}
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}
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m.monthsOffset = attrs.value("monthsOffset").toInt();
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m.daysOffset = attrs.value("daysOffset").toInt();
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m.datetimePattern = attrs.value("datetimePattern").toString();
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setModel(std::move(m));
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}
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void PicDateItem::saveCustomAttrs(QXmlStreamAttributes &attrs)
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{
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auto dataMap = m_model.dataMap.join("<br>");
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auto daysMap = m_model.daysMap.join("<br>");
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auto hoursMap = m_model.hoursMap.join("<br>");
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auto monthsMap = m_model.monthsMap.join("<br>");
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auto weeksMap = m_model.weeksMap.join("<br>");
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QString yearsMap;
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for(auto it = m_model.yearsMap.begin(); it != m_model.yearsMap.end(); ++it) {
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yearsMap.append(QString("%1<subbr>%2<br>").arg(it.key()).arg(it.value()));
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}
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attrs.append("dataMap", dataMap);
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attrs.append("daysMap", daysMap);
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attrs.append("hoursMap", hoursMap);
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attrs.append("monthsMap", monthsMap);
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attrs.append("weeksMap", weeksMap);
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attrs.append("yearsMap", yearsMap);
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attrs.append("datetimePattern", m_model.datetimePattern);
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attrs.append("monthsOffset", QString::number(m_model.monthsOffset));
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attrs.append("daysOffset", QString::number(m_model.daysOffset));
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}
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QImage PicDateItem::itemImage()
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{
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if(m_model.datetimePattern.isEmpty())
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return QImage();
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auto ret = strToImage(m_currDateTimeStr);
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return ret;
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}
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QString PicDateItem::generateDatetimeStr(const QDateTime &datetime)
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{
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QString result = m_model.datetimePattern;
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// 应用偏移量
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QDateTime applyDateTime = datetime;
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if(m_model.monthsOffset != 0) {
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applyDateTime = datetime.addMonths(m_model.monthsOffset);
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}
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else if(m_model.daysOffset != 0) {
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applyDateTime = datetime.addDays(m_model.daysOffset);
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}
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// 使用正则表达式匹配并替换各种格式化模式
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// 匹配四位数年份 yyyy
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int i = result.indexOf("yyyy");
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if(i != -1) {
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int year = applyDateTime.date().year();
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QString yearStr = m_model.yearsMap.contains(year) ? m_model.yearsMap[year] : QString::number(year);
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result.replace(i, 4, yearStr);
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}
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// 匹配两位数年份 yy
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i = result.indexOf("YY");
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if(i != -1) {
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QString yearStr = QString::number(applyDateTime.date().year()).right(2);
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result.replace(i, 2, yearStr);
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}
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// 匹配两位数月份 MM
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i = result.indexOf("MM");
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if(i != -1) {
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result.replace(i, 2, m_model.monthsMap[applyDateTime.date().month() - 1]);
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}
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// 匹配两位数日期 dd
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i = result.indexOf("dd");
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if(i != -1) {
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result.replace(i, 2, m_model.daysMap[applyDateTime.date().day() - 1]);
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}
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// 匹配两位数小时 HH
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i = result.indexOf("HH");
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if(i != -1) {
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result.replace(i, 2, m_model.hoursMap[applyDateTime.time().hour()]);
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}
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// 匹配两位数分钟 mm
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QRegExp minutePattern("mm");
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if (result.contains(minutePattern)) {
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int minute = applyDateTime.time().minute();
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result.replace(minutePattern, QString::number(minute).rightJustified(2, '0'));
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}
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// 匹配两位数秒钟 ss
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QRegExp secondPattern("ss");
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if (result.contains(secondPattern)) {
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int second = applyDateTime.time().second();
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result.replace(secondPattern, QString::number(second).rightJustified(2, '0'));
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}
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// 格式化周几 w
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i = result.indexOf("w");
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if (i != -1) {
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result.replace(i, 1, m_model.weeksMap[applyDateTime.date().dayOfWeek() - 1]);
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}
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// 格式化年中周数 c
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QRegExp weekNumberPattern("c");
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if (result.contains(weekNumberPattern)) {
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result.replace(weekNumberPattern, QString::number(applyDateTime.date().weekNumber()));
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}
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return result;
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}
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