gimp/app/display/gimpdisplayshell-transform.h

80 lines
4.9 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GIMP_DISPLAY_SHELL_TRANSFORM_H__
#define __GIMP_DISPLAY_SHELL_TRANSFORM_H__
void gimp_display_shell_transform_coordinate (const GimpDisplayShell *shell,
GimpCoords *image_coords,
GimpCoords *display_coords);
void gimp_display_shell_untransform_coordinate (const GimpDisplayShell *shell,
GimpCoords *display_coords,
GimpCoords *image_coords);
void gimp_display_shell_transform_xy (const GimpDisplayShell *shell,
gdouble x,
gdouble y,
gint *nx,
gint *ny,
gboolean use_offsets);
void gimp_display_shell_untransform_xy (const GimpDisplayShell *shell,
gint x,
gint y,
gint *nx,
gint *ny,
gboolean round,
gboolean use_offsets);
void gimp_display_shell_transform_xy_f (const GimpDisplayShell *shell,
gdouble x,
gdouble y,
gdouble *nx,
gdouble *ny,
gboolean use_offsets);
void gimp_display_shell_untransform_xy_f (const GimpDisplayShell *shell,
gdouble x,
gdouble y,
gdouble *nx,
gdouble *ny,
gboolean use_offsets);
void gimp_display_shell_transform_points (const GimpDisplayShell *shell,
const GimpVector2 *points,
GdkPoint *coords,
gint n_points,
gboolean use_offsets);
void gimp_display_shell_transform_coords (const GimpDisplayShell *shell,
const GimpCoords *image_coords,
GdkPoint *disp_coords,
gint n_coords,
gboolean use_offsets);
void gimp_display_shell_transform_segments (const GimpDisplayShell *shell,
const BoundSeg *src_segs,
GdkSegment *dest_segs,
gint n_segs,
gboolean use_offsets);
void gimp_display_shell_untransform_viewport (const GimpDisplayShell *shell,
gint *x,
gint *y,
gint *width,
gint *height);
#endif /* __GIMP_DISPLAY_SHELL_TRANSFORM_H__ */