You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
90 lines
3.3 KiB
90 lines
3.3 KiB
/*************************************************************************** |
|
* Copyright (C) 2003-2004 by Christophe Devriese * |
|
* <Christophe.Devriese@student.kuleuven.ac.be> * |
|
* Copyright (C) 2003 by Helio Chissini de Castro * |
|
* <helio@conectiva.com.br> * |
|
* Copyright (C) 2004 by Dominique Devriese <devriese@kde.org> * |
|
* Copyright (C) 2004 by Albert Astals Cid <tsdgeos@terra.es> * |
|
* * |
|
* This program is free software; you can redistribute it and/or modify * |
|
* it under the terms of the GNU General Public License as published by * |
|
* the Free Software Foundation; either version 2 of the License, or * |
|
* (at your option) any later version. * |
|
***************************************************************************/ |
|
|
|
#ifndef KPDFOUTPUTDEV_H |
|
#define KPDFOUTPUTDEV_H |
|
|
|
#ifdef __GNUC__ |
|
#pragma interface |
|
#endif |
|
|
|
#include <qlist.h> |
|
#include "xpdf/PDFDoc.h" // for 'Object' |
|
#include "xpdf/SplashOutputDev.h" |
|
|
|
class QPixmap; |
|
class KPDFLink; |
|
class ObjectRect; |
|
class DocumentViewport; |
|
|
|
/** |
|
* @short A SplashOutputDev renderer that grabs text and links. |
|
* |
|
* This output device: |
|
* - renders the page using SplashOutputDev (its parent) |
|
* - harvests text into a textPage (for searching text) |
|
* - harvests links and collects them |
|
* - collects images and collects them |
|
*/ |
|
class KPDFOutputDev : public SplashOutputDev |
|
{ |
|
public: |
|
KPDFOutputDev( SplashColor paperColor ); |
|
virtual ~KPDFOutputDev(); |
|
|
|
// initialize device -> attach device to PDFDoc |
|
void initDevice( class PDFDoc * pdfDoc ); |
|
|
|
// set parameters before rendering *each* page |
|
// @param qtThreadSafety: duplicate memory buffer (slow but safe) |
|
void setParams( int pixmapWidth, int pixmapHeight, |
|
bool decodeLinks, bool decodeImages, bool qtThreadSafety = false ); |
|
|
|
// takes pointers out of the class (so deletion it's up to others) |
|
QPixmap * takePixmap(); |
|
QImage * takeImage(); |
|
QList< ObjectRect * > takeObjectRects(); |
|
|
|
/** inherited from OutputDev */ |
|
// End a page. |
|
virtual void endPage(); |
|
//----- link borders |
|
virtual void drawLink(Link *link, Catalog *catalog); |
|
//----- image drawing |
|
virtual void drawImage(GfxState *state, Object *ref, Stream *str, int width, int height, |
|
GfxImageColorMap *colorMap, int *maskColors, GBool inlineImg); |
|
|
|
private: |
|
// delete all interal objects and data |
|
void clear(); |
|
// generate a valid KPDFLink subclass (or null) from a xpdf's LinkAction |
|
KPDFLink * generateLink( LinkAction * a ); |
|
// fills up a Viewport structure out of a given LinkGoto link |
|
DocumentViewport decodeViewport( UGString *, class LinkDest * ); |
|
|
|
// generator switches and parameters |
|
bool m_qtThreadSafety; |
|
bool m_generateLinks; |
|
bool m_generateImages; |
|
int m_pixmapWidth; |
|
int m_pixmapHeight; |
|
|
|
// Internal objects |
|
PDFDoc * m_doc; |
|
QPixmap * m_pixmap; |
|
QImage * m_image; |
|
QList< ObjectRect * > m_rects; // objectRects (links/images) |
|
}; |
|
|
|
#endif
|
|
|