mirror of https://github.com/GNOME/gimp.git
84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimpchannel-project.h
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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 <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <cairo.h>
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#include <gegl.h>
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#include "libgimpcolor/gimpcolor.h"
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#include "core-types.h"
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#include "base/pixel-region.h"
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#include "base/tile-manager.h"
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#include "paint-funcs/paint-funcs.h"
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#include "gimpchannel.h"
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#include "gimpchannel-project.h"
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void
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gimp_channel_project_region (GimpDrawable *drawable,
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gint x,
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gint y,
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gint width,
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gint height,
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PixelRegion *projPR,
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gboolean combine)
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{
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GimpChannel *channel = GIMP_CHANNEL (drawable);
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PixelRegion srcPR;
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TileManager *temp_tiles;
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guchar col[3];
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guchar opacity;
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gimp_rgba_get_uchar (&channel->color,
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&col[0], &col[1], &col[2], &opacity);
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gimp_drawable_init_src_region (drawable, &srcPR,
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x, y, width, height,
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&temp_tiles);
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if (combine)
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{
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combine_regions (projPR, &srcPR, projPR, NULL, col,
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opacity,
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GIMP_NORMAL_MODE,
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NULL,
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(gimp_channel_get_show_masked (channel) ?
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COMBINE_INTEN_A_CHANNEL_MASK :
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COMBINE_INTEN_A_CHANNEL_SELECTION));
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}
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else
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{
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initial_region (projPR, &srcPR, NULL, col,
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opacity,
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GIMP_NORMAL_MODE,
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NULL,
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(gimp_channel_get_show_masked (channel) ?
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INITIAL_CHANNEL_MASK :
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INITIAL_CHANNEL_SELECTION));
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}
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if (temp_tiles)
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tile_manager_unref (temp_tiles);
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}
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