mirror of https://github.com/GNOME/gimp.git
99 lines
3.8 KiB
C
99 lines
3.8 KiB
C
/* LIBGIMPOLDPREVIEW
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpoldpreview.h
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* This file contains the implementation of the gimpoldpreview widget
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* which is used by a few plug-ins. This shouldn't be used by any
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* foreign plug-in, because it uses some deprecated stuff. We only
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* used it there since we do not a better preview widget for now.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_OLD_PREVIEW_H__
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#define __GIMP_OLD_PREVIEW_H__
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#include <libgimp/gimptypes.h>
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G_BEGIN_DECLS
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/* For information look into the C source or the html documentation */
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/* Preview stuff. WARNING: don't use this in new code!!!!!!!
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* It's just here to extract some general preview stuff from plug-ins so
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* that it will be easier to change them when we have a real effect preview
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* widget.
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* Don't say I didn't warn you (Maurits).
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*/
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typedef struct
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{
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GtkWidget *widget;
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GtkWidget *frame;
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guchar *cache;
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guchar *even;
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guchar *odd;
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guchar *buffer;
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gint width;
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gint height;
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gint rowstride;
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gint bpp; /* bpp of the drawable */
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guchar *cmap;
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gint ncolors;
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gdouble scale_x;
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gdouble scale_y;
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gboolean is_gray;
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} GimpOldPreview;
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typedef void (*GimpOldPreviewFunc) (const guchar *src,
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guchar *dest,
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gint bpp,
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gpointer data);
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GimpOldPreview * gimp_old_preview_new (GimpDrawable *drawable);
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GimpOldPreview * gimp_old_preview_new2 (GimpImageType drawable_type);
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void gimp_old_preview_free (GimpOldPreview *preview);
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void gimp_old_preview_update (GimpOldPreview *preview,
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GimpOldPreviewFunc func,
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gpointer data);
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void gimp_old_preview_fill_with_thumb (GimpOldPreview *preview,
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gint32 drawable_ID);
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void gimp_old_preview_fill (GimpOldPreview *preview,
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GimpDrawable *drawable);
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void gimp_old_preview_fill_scaled (GimpOldPreview *preview,
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GimpDrawable *drawable);
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void gimp_old_preview_do_row (GimpOldPreview *preview,
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gint row,
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gint width,
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const guchar *src);
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void gimp_old_preview_put_pixel (GimpOldPreview *preview,
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gint x,
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gint y,
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const guchar *pixel);
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void gimp_old_preview_get_pixel (GimpOldPreview *preview,
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gint x,
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gint y,
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guchar *pixel);
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G_END_DECLS
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#endif /* __GIMP_OLD_PREVIEW_H__ */
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