ukui-clock/utils.cpp

/*
* Copyright (C) 2020, Tianjin KYLIN Information Technology 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/&gt;.
*
*/
#include "utils.h"
#include <random>


/**
 * @brief 移到鼠标所在屏幕中央。兼容990
 */
Utils::Utils(QObject *parent):QObject(parent)
{

}

void Utils::centerToScreen(QWidget *widget)
{
    if (!widget)

       return;

     QDesktopWidget* m = QApplication::desktop();

     QRect desk_rect = m->screenGeometry(m->screenNumber(QCursor::pos()));

     int desk_x = desk_rect.width();

     int desk_y = desk_rect.height();

     int x = widget->width();

     int y = widget->height();

     widget->move(desk_x / 2 - x / 2 + desk_rect.left(), desk_y / 2 - y / 2 + desk_rect.top());
}

QString Utils::loadFontFamilyFromTTF()
{
    static QString font;
    static bool loaded = false;
    if(!loaded)
    {
        loaded = true;
        int loadedFontID = QFontDatabase::addApplicationFont(":/image/DFPKingGothicGB-Semibold-2.ttf");
        QStringList loadedFontFamilies = QFontDatabase::applicationFontFamilies(loadedFontID);
        if(!loadedFontFamilies.empty())
            font = loadedFontFamilies.at(0);
    }
    return font;
}

QString Utils::loadFontHuaKangJinGangHeiRegularTTF()
{
    static QString font;
    static bool loaded = false;
    if(!loaded)
    {
        loaded = true;
        int loadedFontID = QFontDatabase::addApplicationFont(":/image/HuaKangJinGangHei-Regular-2.ttf");
        QStringList loadedFontFamilies = QFontDatabase::applicationFontFamilies(loadedFontID);
        if(!loadedFontFamilies.empty())
            font = loadedFontFamilies.at(0);
    }
    return font;
}

QString Utils::getRandomId()
{
    //time(0) 随机种子
    static std::default_random_engine e(time(0));
    //5位数
    static std::uniform_int_distribution<unsigned> u(10000, 99999);
    //转字符串
    return QString::number(u(e));
}
/*
 * 单位变双位
 * Integer to character
 */
QString Utils::changeNumToStr(int alarmHour)
{
    QString str;
    if (alarmHour < 10) {
        QString hours_str = QString::number(alarmHour);
        str = "0"+hours_str;
    } else {
        str = QString::number(alarmHour);
    }
    return str;
}
void Utils::setBtnBackgroundColorTransparent(QPushButton *btn)
{
    QPalette pale =btn->palette();
    QColor color = pale.color(QPalette::Button);
    QColor ColorPlaceholderText3 = QColor(255,255,255,0);
    QBrush brush;
    brush.setColor(ColorPlaceholderText3);
    pale.setBrush(QPalette::Button, brush);
    btn->setPalette(pale);
}

void Utils::setBtnHighlightColorTransparent(QPushButton *btn)
{
    QPalette pale =btn->palette();
    QColor color = pale.color(QPalette::Button);
    QColor ColorPlaceholderText3 = QColor(255,255,255,0);
    QBrush brush;
    brush.setColor(ColorPlaceholderText3);
    pale.setBrush(QPalette::Highlight, brush);
    btn->setPalette(pale);
}

QIcon Utils::getQIcon(QString themeUrl, QString localUrl)
{
    QIcon icon = QIcon::fromTheme(themeUrl);
    if(icon.isNull()){
        qDebug()<<"dbq-空的url"<<themeUrl;
        icon = QIcon(localUrl);
    }
    return icon;
}
QString Utils::getOmitStr(QString str, int sizeLimit)
{
    if(str.length()>sizeLimit){
        str = str.left(sizeLimit);
        str = str+"...";
    }
    return str;
}

bool Utils::checkLocalChina()
{
    return QLocale().name()=="zh_CN";
}
bool Utils::checkLocalUs()
{
    return QLocale().name()=="en_US";
}
int Utils::handelColorRange(int value)
{
    if(value<0){
        return 0;
    }else if(value>255){
        return 255;
    }else{
        return value;
    }
}