4 * This file is part of LyX, the document processor.
5 * Licence details can be found in the file COPYING.
7 * \author Angus Leeming
9 * Full author contact details are available in file CREDITS.
12 #ifndef PREVIEWIMAGE_H
13 #define PREVIEWIMAGE_H
15 #include "support/strfwd.h"
19 namespace support { class FileName; }
30 /** ascent = height * ascent_frac
31 * descent = height * (1 - ascent_frac)
33 PreviewImage(PreviewLoader & parent,
34 std::string const & latex_snippet,
35 support::FileName const & bitmap_file,
41 std::string const & snippet() const;
43 Dimension dim() const;
45 /** If the image is not yet loaded (WaitingToLoad), then this method
48 Image const * image() const;
50 support::FileName const & filename() const;
52 PreviewLoader & previewLoader() const;
55 /// Use the Pimpl idiom to hide the internals.
57 /// The pointer never changes although *pimpl_'s contents may.
61 } // namespace graphics
64 #endif // PREVIEWIMAGE_H