63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
/*
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* Copyright © 2026 Behdad Esfahbod
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Author(s): Behdad Esfahbod
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*/
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#ifndef HB_RASTER_IMAGE_HH
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#define HB_RASTER_IMAGE_HH
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#include "hb.hh"
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#include "hb-raster.hh"
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#include "hb-raster.h"
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#include "hb-object.hh"
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#include "hb-vector.hh"
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/* hb_raster_image_t — pixel artifact */
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struct hb_raster_image_t
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{
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hb_object_header_t header;
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hb_vector_t<uint8_t> buffer;
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hb_raster_extents_t extents = {};
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hb_raster_format_t format = HB_RASTER_FORMAT_A8;
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HB_INTERNAL static unsigned bytes_per_pixel (hb_raster_format_t format);
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HB_INTERNAL bool configure (hb_raster_format_t format, hb_raster_extents_t extents);
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HB_INTERNAL bool deserialize_from_png (hb_blob_t *png);
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HB_INTERNAL hb_blob_t *serialize_to_png_or_fail () const;
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HB_INTERNAL void clear ();
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HB_INTERNAL const uint8_t *get_buffer () const;
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HB_INTERNAL void composite_from (const hb_raster_image_t *src,
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hb_paint_composite_mode_t mode);
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};
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/* Composite src image onto dst. */
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HB_INTERNAL void
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hb_raster_image_composite (hb_raster_image_t *dst,
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const hb_raster_image_t *src,
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hb_paint_composite_mode_t mode);
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#endif /* HB_RASTER_IMAGE_HH */
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