gimp/libgimpwidgets/gimppreview.h

143 lines
5.9 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimppreview.h
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
#if !defined (__GIMP_WIDGETS_H_INSIDE__) && !defined (GIMP_WIDGETS_COMPILATION)
#error "Only <libgimpwidgets/gimpwidgets.h> can be included directly."
#endif
#ifndef __GIMP_PREVIEW_H__
#define __GIMP_PREVIEW_H__
G_BEGIN_DECLS
/* For information look into the C source or the html documentation */
#define GIMP_TYPE_PREVIEW (gimp_preview_get_type ())
G_DECLARE_DERIVABLE_TYPE (GimpPreview, gimp_preview, GIMP, PREVIEW, GtkBox)
struct _GimpPreviewClass
{
GtkBoxClass parent_class;
/* virtual methods */
void (* draw) (GimpPreview *preview);
void (* draw_thumb) (GimpPreview *preview,
GimpPreviewArea *area,
gint width,
gint height);
void (* draw_buffer) (GimpPreview *preview,
const guchar *buffer,
gint rowstride);
void (* set_cursor) (GimpPreview *preview);
void (* transform) (GimpPreview *preview,
gint src_x,
gint src_y,
gint *dest_x,
gint *dest_y);
void (* untransform) (GimpPreview *preview,
gint src_x,
gint src_y,
gint *dest_x,
gint *dest_y);
/* signal */
void (* invalidated) (GimpPreview *preview);
/* Padding for future expansion */
void (* _gimp_reserved1) (void);
void (* _gimp_reserved2) (void);
void (* _gimp_reserved3) (void);
void (* _gimp_reserved4) (void);
void (* _gimp_reserved5) (void);
void (* _gimp_reserved6) (void);
void (* _gimp_reserved7) (void);
void (* _gimp_reserved8) (void);
};
void gimp_preview_set_update (GimpPreview *preview,
gboolean update);
gboolean gimp_preview_get_update (GimpPreview *preview);
void gimp_preview_set_bounds (GimpPreview *preview,
gint xmin,
gint ymin,
gint xmax,
gint ymax);
void gimp_preview_get_bounds (GimpPreview *preview,
gint *xmin,
gint *ymin,
gint *xmax,
gint *ymax);
void gimp_preview_set_size (GimpPreview *preview,
gint width,
gint height);
void gimp_preview_get_size (GimpPreview *preview,
gint *width,
gint *height);
void gimp_preview_set_offsets (GimpPreview *preview,
gint xoff,
gint yoff);
void gimp_preview_get_offsets (GimpPreview *preview,
gint *xoff,
gint *yoff);
void gimp_preview_get_position (GimpPreview *preview,
gint *x,
gint *y);
void gimp_preview_transform (GimpPreview *preview,
gint src_x,
gint src_y,
gint *dest_x,
gint *dest_y);
void gimp_preview_untransform (GimpPreview *preview,
gint src_x,
gint src_y,
gint *dest_x,
gint *dest_y);
GtkWidget * gimp_preview_get_frame (GimpPreview *preview);
GtkWidget * gimp_preview_get_grid (GimpPreview *preview);
GtkWidget * gimp_preview_get_area (GimpPreview *preview);
void gimp_preview_draw (GimpPreview *preview);
void gimp_preview_draw_buffer (GimpPreview *preview,
const guchar *buffer,
gint rowstride);
void gimp_preview_invalidate (GimpPreview *preview);
void gimp_preview_set_default_cursor (GimpPreview *preview,
GdkCursor *cursor);
GdkCursor * gimp_preview_get_default_cursor (GimpPreview *preview);
GtkWidget * gimp_preview_get_controls (GimpPreview *preview);
G_END_DECLS
#endif /* __GIMP_PREVIEW_H__ */