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// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
//
// SPDX-License-Identifier: LGPL-3.0-or-later
#ifndef DIMAGEHANDLER_H
#define DIMAGEHANDLER_H
#include <dtkgui_global.h>
#include <DObject>
#include <QObject>
#include <QImage>
DGUI_BEGIN_NAMESPACE
class DImageHandlerPrivate;
class DImageHandler : public QObject, public DTK_CORE_NAMESPACE::DObject
{
Q_OBJECT
public:
explicit DImageHandler(QObject *parent = nullptr);
~DImageHandler();
void setFileName(const QString &fileName);
QString fileName() const;
QImage readImage();
QImage thumbnail(const QSize &size, Qt::AspectRatioMode mode);
QString imageFormat() const;
QSize imageSize();
QHash<QString, QString> findAllMetaData();
void clearCache();
bool saveImage(const QString &fileName, const QString &format = QString());
bool saveImage(const QImage &image, const QString &fileName, const QString &format = QString());
bool rotateImage(QImage &image, int angle);
bool rotateImageFile(const QString &fileName, int angle);
bool isReadable() const;
bool isWriteable() const;
bool isRotatable() const;
QString lastError() const;
static QStringList supportFormats();
static QString detectImageFormat(const QString &fileName);
static QImage oldColorFilter(const QImage &img);
static QImage warmColorFilter(const QImage &img, int intensity = 30);
static QImage coolColorFilter(const QImage &img, int intensity = 30);
static QImage grayScaleColorFilter(const QImage &img);
static QImage antiColorFilter(const QImage &img);
static QImage metalColorFilter(const QImage &img);
static QImage bilateralFilter(const QImage &img, double spatialDecay = 0.02, double photometricStandardDeviation = 10);
static QImage contourExtraction(const QImage &img);
static QImage binaryzation(const QImage &img);
static QImage grayScale(const QImage &img);
static QImage laplaceSharpen(const QImage &img);
static QImage sobelEdgeDetector(const QImage &img);
static QImage changeLightAndContrast(const QImage &img, int light = 100, int contrast = 150);
static QImage changeBrightness(const QImage &img, int brightness);
static QImage changeTransparency(const QImage &img, int transparency);
static QImage changeStauration(const QImage &img, int saturation);
static QImage replacePointColor(const QImage &img, QColor oldColor, QColor newColor);
static QImage flipHorizontal(const QImage &img);
static QImage flipVertical(const QImage &img);
private:
D_DECLARE_PRIVATE(DImageHandler)
Q_DISABLE_COPY(DImageHandler)
};
DGUI_END_NAMESPACE
#endif // DIMAGEHANDLER_H
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