namecreater/NameCreater/INameCreater.cpp

#include "INameCreater.h"

#include <QDebug>
#include <QApplication>
#include <QPainter>
#include <QDateTime>
#include <QBuffer>
#include <QFileDialog>
#include <QTextCodec>
#include <QTextStream>
#include <QMessageBox>
#include <QRegularExpression>

#define BG_PATH_FORMAT ":/NameCreater/resource/background_%1.jpg"

INameCreater::INameCreater()
{
}

INameCreater::~INameCreater()
{
}

void INameCreater::saveToImage(const QString& filename, QGraphicsScene* scene)
{
    scene->clearSelection();                                                  // Selections would also render to the file
    scene->setSceneRect(scene->itemsBoundingRect());                          // Re-shrink the scene to it's bounding contents
    QImage image(scene->sceneRect().size().toSize(), QImage::Format_ARGB32);  // Create the image with the exact size of the shrunk scene
    image.fill(Qt::transparent);                                              // Start all pixels transparent
    int dpm = 300 / 0.0254; // ~300 DPI
    image.setDotsPerMeterX(dpm);
    image.setDotsPerMeterY(dpm);


    QPainter painter(&image);
    scene->render(&painter);



#ifdef Q_OS_MAC
    QString folder_name = QCoreApplication::applicationDirPath() + "/../../../export_" + QDateTime::currentDateTime().toString("yyyyMMdd");
    qDebug() << "app director path" <<QCoreApplication::applicationDirPath();
#else
    QString folder_name = "./";//QCoreApplication::applicationDirPath() + "/export_" + QDateTime::currentDateTime().toString("yyyyMMdd");
#endif

    QString savePath = folder_name.append(filename);

#ifdef Q_OS_WASM
    QByteArray imageData;
    QBuffer buffer(&imageData);
    buffer.open(QIODevice::WriteOnly);
    QPixmap pixmap = QPixmap::fromImage(image);
    pixmap.save(&buffer, "JPEG", 100); // You can also use other formats like "JPEG" or "BMP"

    QFileDialog::saveFileContent(imageData, savePath);
#else

    qDebug()<<"image save path:" << savePath;
    image.save(savePath, "JPEG");
#endif

}

QList<NameInfo_t> INameCreater::getNameByFile(Name_Type_e type, const QString& filename)
{
	QList<NameInfo_t> nameList;

#ifdef Q_OS_MAC
	QString root_path = QCoreApplication::applicationDirPath() + "/../../../";
#else
	QString root_path = "";//QCoreApplication::applicationDirPath() + "/";
#endif


	QFile file(filename);

	if (!file.open(QIODevice::ReadOnly)) {
		QMessageBox msgBox;
		msgBox.setText(QString("Load file failed!").append(filename));
		msgBox.exec();
		file.close();
		return nameList;
	}

	int row = 0;
	QTextCodec* tc = QTextCodec::codecForName("Big5");
	while (!file.atEnd())
	{
		NameInfo_t info;
		QByteArray line = file.readLine();

		QString name_tc = tc->toUnicode(line);
		QStringList csvList = name_tc.split(',');


		QString name1 = csvList.at(0);
		QString type_str = csvList.last();//QString::fromLocal8Bit(csvList.last());
		qDebug() << "row :" << row << " " << name1;

        type_str = type_str.remove(QRegularExpression("\r"));
        type_str = type_str.remove(QRegularExpression("\n"));



		if (name1.compare("name_1") == 0) {
			continue;
		}

		info.name1 = name1;
		info.bg_path = QString(BG_PATH_FORMAT).arg(type_str);
		info.is_number_bg = type_str[0].isDigit();

		nameList.append(info);

		row++;
	}
	file.close();
	return nameList;
}

QList<NameInfo_t> INameCreater::getNameByFileContent(Name_Type_e type, const QByteArray& conetent)
{
    (void)type;
	QList<NameInfo_t> nameList;
	QTextCodec* tc = QTextCodec::codecForName("Big5");
	QString codec = tc->toUnicode(conetent.data());
	QTextStream stream(&codec);


	int row = 0;
	while (!stream.atEnd())
	{
		NameInfo_t info;
		QString line = stream.readLine();
		QString name_tc = line;
		QStringList csvList = name_tc.split(',');

		QString name1 = csvList.at(0);
		QString type_str = csvList.last();//QString::fromLocal8Bit(csvList.last());
		qDebug() << "row :" << row << " " << name1;

        type_str = type_str.remove(QRegularExpression("\r"));
        type_str = type_str.remove(QRegularExpression("\n"));



		if (name1.compare("name_1") == 0) {
			continue;
		}

		info.name1 = name1;
		info.bg_path = QString(BG_PATH_FORMAT).arg(type_str);
		info.is_number_bg = type_str[0].isDigit();

		nameList.append(info);

		row++;
	}
	return nameList;
}

void INameCreater::generaImageFromCSV(Name_Type_e type, const QString& filename, const QByteArray& filecontent, const QFont& font, const QColor& font_color)
{
}

int INameCreater::getFontSizebyStr(const QFont& font, int max_font_size,int max_label_width, const QString& str)
{
	QFont _font(font);
	int font_size = max_font_size;
	while (font_size > 10) {
		_font.setPixelSize(font_size);
		QFontMetrics fm(_font);
        if (fm.horizontalAdvance(str) <= max_label_width) return font_size;
		font_size--;
	}

	return font_size;
}