#include "QtDeviceScaledPixmap.h"

#include <QApplication>

#include "utilityQt.h"

qreal QtDeviceScaledPixmap::devicePixelRatio()
{
	QApplication* app = dynamic_cast<QApplication*>(QCoreApplication::instance());
	return app->devicePixelRatio();
}

QtDeviceScaledPixmap::QtDeviceScaledPixmap()
{
}

QtDeviceScaledPixmap::QtDeviceScaledPixmap(QString filePath)
	: m_pixmap(filePath)
{
	m_pixmap.setDevicePixelRatio(devicePixelRatio());
}

QtDeviceScaledPixmap::~QtDeviceScaledPixmap() {}

const QPixmap& QtDeviceScaledPixmap::pixmap() const
{
	return m_pixmap;
}

qreal QtDeviceScaledPixmap::width() const
{
	return m_pixmap.width() / devicePixelRatio();
}

qreal QtDeviceScaledPixmap::height() const
{
	return m_pixmap.height() / devicePixelRatio();
}

void QtDeviceScaledPixmap::scaleToWidth(int width)
{
	m_pixmap = m_pixmap.scaledToWidth(width * devicePixelRatio(), Qt::SmoothTransformation);
	m_pixmap.setDevicePixelRatio(devicePixelRatio());
}

void QtDeviceScaledPixmap::scaleToHeight(int height)
{
	m_pixmap = m_pixmap.scaledToHeight(height * devicePixelRatio(), Qt::SmoothTransformation);
	m_pixmap.setDevicePixelRatio(devicePixelRatio());
}

void QtDeviceScaledPixmap::mirror(bool horizontal, bool vertical)
{
	m_pixmap = QPixmap::fromImage(m_pixmap.toImage().mirrored(horizontal, vertical));
	m_pixmap.setDevicePixelRatio(devicePixelRatio());
}

void QtDeviceScaledPixmap::colorize(QColor color)
{
	m_pixmap = utility::colorizePixmap(m_pixmap, color);
}