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// ================================
// Simple abstraction class between backend renderers
// ================================
// Written by Ken Moore: Feb 26, 2018
// Available under the 3-Clause BSD License
// ================================
#ifndef _LUMINA_PDF_BACKEND_RENDERER_H
#define _LUMINA_PDF_BACKEND_RENDERER_H
#include <QString>
#include <QImage>
#include <QDebug>
#include <QJsonObject>
#include "textData.h"
class Renderer : public QObject {
Q_OBJECT
private:
int pnum; //number of pages - set on loading document
bool needpass;
QString docpath; //save the path for the currently-loaded document
QString doctitle;
QJsonObject jobj;
public:
Renderer();
~Renderer();
bool loadMultiThread();
//Information functions (usually needs to be loaded first)
int numPages(){ return pnum; }
bool needPassword(){ return needpass; }
QString title(){ return doctitle; }
QJsonObject properties() { return jobj; }
//Main access functions
bool loadDocument(QString path, QString password);
void renderPage(int pagenum, QSize DPI);
QList<TextData*> searchDocument(QString text, bool matchCase);
void cleanup();
QImage imageHash(int pagenum);
int hashSize();
void clearHash();
signals:
void PageLoaded(int);
void OrigSize(QSizeF);
};
#endif
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