98 lines
5.1 KiB
C
98 lines
5.1 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattisbvf
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_IMAGE_SNAP_H__
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#define __PIKA_IMAGE_SNAP_H__
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typedef struct _PikaImageSnapData
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{
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PikaAlignmentType snapped_side_horizontal; /* if PIKA_ARRANGE_HFILL then no snapping happen */
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PikaLayer *snapped_layer_horizontal;
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PikaAlignmentType snapped_side_vertical; /* if PIKA_ARRANGE_HFILL then no snapping happen */
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PikaLayer *snapped_layer_vertical;
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PikaAlignmentType equidistance_side_horizontal;
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PikaLayer *near_layer_horizontal1;
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PikaLayer *near_layer_horizontal2;
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PikaAlignmentType equidistance_side_vertical;
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PikaLayer *near_layer_vertical1;
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PikaLayer *near_layer_vertical2;
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} PikaImageSnapData;
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gboolean pika_image_snap_x (PikaImage *image,
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PikaImageSnapData *snapping_data,
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gdouble x,
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gdouble *tx,
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gdouble epsilon_x,
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gboolean snap_to_guides,
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gboolean snap_to_grid,
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gboolean snap_to_canvas,
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gboolean snap_to_bbox,
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gboolean snap_to_equidistance,
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PikaAlignmentType alignment_side);
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gboolean pika_image_snap_y (PikaImage *image,
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PikaImageSnapData *snapping_data,
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gdouble y,
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gdouble *ty,
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gdouble epsilon_y,
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gboolean snap_to_guides,
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gboolean snap_to_grid,
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gboolean snap_to_canvas,
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gboolean snap_to_bbox,
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gboolean snap_to_equidistance,
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PikaAlignmentType alignment_side);
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gboolean pika_image_snap_point (PikaImage *image,
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gdouble x,
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gdouble y,
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gdouble *tx,
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gdouble *ty,
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gdouble epsilon_x,
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gdouble epsilon_y,
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gboolean snap_to_guides,
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gboolean snap_to_grid,
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gboolean snap_to_canvas,
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gboolean snap_to_vectors,
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gboolean snap_to_bbox,
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gboolean show_all);
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gboolean pika_image_snap_rectangle (PikaImage *image,
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PikaImageSnapData *snapping_data,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gdouble *tx1,
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gdouble *ty1,
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gdouble epsilon_x,
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gdouble epsilon_y,
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gboolean snap_to_guides,
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gboolean snap_to_grid,
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gboolean snap_to_canvas,
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gboolean snap_to_vectors,
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gboolean snap_to_bbox,
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gboolean snap_to_equidistance);
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#endif /* __PIKA_IMAGE_SNAP_H__ */
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