1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
#ifndef PDFRENDERENGINE_H
#define PDFRENDERENGINE_H
#ifndef NO_POPPLER_PREVIEW
#include "poppler-qt4.h"
#include <QThread>
#include <QSemaphore>
#include <QMutex>
#include <QQueue>
#include <QImage>
class PDFQueue;
class RenderCommand {
public:
explicit RenderCommand(int p,double xr=72.0,double yr=72.0,int x=-1,int y=-1,int w=-1,int h=-1);
int pageNr;
double xres;
double yres;
int x;
int y;
int w;
int h;
Poppler::Page::Rotation rotate;
int ticket;
bool priority;
};
class PDFRenderEngine : public QThread
{
Q_OBJECT
public:
explicit PDFRenderEngine(QObject *parent,PDFQueue *mQueue);
~PDFRenderEngine();
QByteArray tempData;
void setDocument(Poppler::Document *doc);
signals:
void sendImage(QImage image,int page,int ticket);
public slots:
protected:
void run();
private:
Poppler::Document *document;
int cachedNumPages;
PDFQueue *queue;
};
#endif // PDFRENDERENGINE_H
#endif
|
