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/*
* Copyright (C) 2023, KylinSoft Co., Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
**/
//qcustomcalendarwidget.cpp
#include "customCalendar.h"
#include <QLocale>
#include <QPainter>
#include <QTextCharFormat>
#include <QProxyStyle>
#include <QTableView>
#include <QLayout>
#include <QPushButton>
#include <QLabel>
#include <QEvent>
#include <QDebug>
#include <QApplication>
#include <QSvgRenderer>
CustomCalendarWidget::CustomCalendarWidget(QWidget *parent)
: QCalendarWidget(parent)
{
setVerticalHeaderFormat(QCalendarWidget::NoVerticalHeader);
// setHorizontalHeaderFormat(QCalendarWidget::SingleLetterDayNames);
this->installEventFilter(this);
this->setMinimumHeight(230);
this->setMinimumWidth(350);
this->setContentsMargins(12,12,12,12);
this->setDateEditEnabled(false);
left_button = this->findChild<QToolButton *>("qt_calendar_prevmonth");
right_button = this->findChild<QToolButton *>("qt_calendar_nextmonth");
yearButton = this->findChild<QToolButton *>("qt_calendar_yearbutton");
yearEdit = this->findChild<QSpinBox*> ("qt_calendar_yearedit");
monthButton = this->findChild<QToolButton *>("qt_calendar_monthbutton");
left_button->setIcon(QIcon::fromTheme("ukui-start-symbolic"));
right_button->setIcon(QIcon::fromTheme("ukui-end-symbolic"));
}
CustomCalendarWidget::~CustomCalendarWidget()
{
}
void CustomCalendarWidget::paintCell(QPainter *painter, const QRect &rect, const QDate &date) const
{
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
/* 绘制背景 */
painter->setPen(Qt::NoPen);
painter->setBrush(palette().color(QPalette::Base));
painter->drawRoundedRect(rect.x(), rect.y(), rect.width(), rect.height(), 0, 0);
painter->restore();
if (date == selectedDate()) {
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
painter->setPen(Qt::NoPen);
painter->setBrush(palette().color(QPalette::Highlight));
painter->drawRoundedRect(rect.x() + 5, rect.y() + 4, rect.width() - 10, rect.height() - 6, 6, 6);
painter->setPen(QColor(255, 255, 255));
painter->drawText(rect, Qt::AlignCenter, QString::number(date.day()));
painter->restore();
} else {
QCalendarWidget::paintCell(painter, rect, date);
}
}
void CustomCalendarWidget::paintEvent(QPaintEvent *event)
{
Q_UNUSED(event);
// this->move(0,0);
QPainter painter(this);
painter.setRenderHint(QPainter::Antialiasing); // 反锯齿;
QColor color = palette().color(QPalette::Dark);
QColor color2 = palette().color(QPalette::Base);
QRect rectBoxt = this->rect();
painter.setBrush(Qt::NoBrush);
painter.translate(1, 1);
color2.setAlpha(255);
painter.setPen(QPen(color2,12));
painter.drawRoundedRect(rectBoxt.adjusted(+8, +10, -10, -10), 6, 6);
color.setAlpha(80);
painter.setPen(QPen(color,1));
painter.drawRoundedRect(rectBoxt.adjusted(0, +2, -2, -2), 6, 6);
color.setAlpha(160);
painter.setPen(color);
painter.drawRoundedRect(rectBoxt.adjusted(+1, +3, -3, -3), 6, 6);
}
void CustomCalendarWidget::mouseMoveEvent(QMouseEvent *e)
{
Q_UNUSED(e);
return;
}
QPixmap CustomCalendarWidget::loadSvg(const QString &path, int size)
{
int origSize = size;
const auto ratio = qApp->devicePixelRatio();
if ( 2 == ratio) {
size += origSize;
} else if (3 == ratio) {
size += origSize;
}
QPixmap pixmap(size, size);
QSvgRenderer renderer(path);
pixmap.fill(Qt::transparent);
QPainter painter;
painter.begin(&pixmap);
renderer.render(&painter);
painter.end();
pixmap.setDevicePixelRatio(ratio);
return drawSymbolicColoredPixmap(pixmap);
}
QPixmap CustomCalendarWidget::drawSymbolicColoredPixmap(const QPixmap &source)
{
QImage img = source.toImage();
for (int x = 0; x < img.width(); x++) {
for (int y = 0; y < img.height(); y++) {
QColor color = img.pixelColor(x, y);
if (color.alpha() > 0) {
QColor colorSet = palette().color(QPalette::ButtonText);
color.setRed(colorSet.red());
color.setGreen(colorSet.green());
color.setBlue(colorSet.blue());
img.setPixelColor(x, y, color);
}
}
}
return QPixmap::fromImage(img);
}
void CustomCalendarWidget::resetYearEditWidth()
{
if (yearEdit && right_button && yearButton) {
yearEdit->setFixedWidth(right_button->x() + right_button->width() - yearButton->x());
}
return;
}
bool CustomCalendarWidget::eventFilter(QObject *watched, QEvent *event)
{
if (watched == this && event->type() == QEvent::Type::Paint) {
resetYearEditWidth();
}
return QCalendarWidget::eventFilter(watched, event);
}
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