lyx_mirror/src/graphics/PreviewImage.h
Martin Vermeer eb36b71ce3 add <string> and other small fixes to make
Lars' std::string patch compile with STLport.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@7864 a592a061-630c-0410-9148-cb99ea01b6c8
2003-10-07 06:45:25 +00:00

63 lines
1.2 KiB
C++

// -*- C++ -*-
/**
* \file PreviewImage.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Angus Leeming
*
* Full author contact details are available in file CREDITS.
*/
#ifndef PREVIEWIMAGE_H
#define PREVIEWIMAGE_H
#include <boost/scoped_ptr.hpp>
#include <string>
class InsetOld;
namespace lyx {
namespace graphics {
class PreviewLoader;
class Image;
class PreviewImage {
public:
/** ascent = height * ascent_frac
* descent = height * (1 - ascent_frac)
*/
PreviewImage(PreviewLoader & parent,
std::string const & latex_snippet,
std::string const & bitmap_file,
double ascent_frac);
///
~PreviewImage();
///
std::string const & snippet() const;
///
int ascent() const;
///
int descent() const;
///
int width() const;
/** If the image is not yet loaded (WaitingToLoad), then this method
* triggers that.
*/
Image const * image() const;
private:
/// Use the Pimpl idiom to hide the internals.
class Impl;
/// The pointer never changes although *pimpl_'s contents may.
boost::scoped_ptr<Impl> const pimpl_;
};
} // namespace graphics
} // namespace lyx
#endif // PREVIEWIMAGE_H