82 lines
2.3 KiB
C
82 lines
2.3 KiB
C
// Copyright (C) 2004-2021 Artifex Software, Inc.
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//
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// This file is part of MuPDF.
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//
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// MuPDF is free software: you can redistribute it and/or modify it under the
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// terms of the GNU Affero General Public License as published by the Free
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// Software Foundation, either version 3 of the License, or (at your option)
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// any later version.
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//
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// MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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// details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
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//
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// Alternative licensing terms are available from the licensor.
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// For commercial licensing, see <https://www.artifex.com/> or contact
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// Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
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// CA 94129, USA, for further information.
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#ifndef MUPDF_FITZ_GLYPH_H
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#define MUPDF_FITZ_GLYPH_H
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#include "mupdf/fitz/system.h"
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#include "mupdf/fitz/context.h"
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#include "mupdf/fitz/geometry.h"
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#include "mupdf/fitz/store.h"
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#include "mupdf/fitz/font.h"
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#include "mupdf/fitz/path.h"
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/**
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Glyphs represent a run length encoded set of pixels for a 2
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dimensional region of a plane.
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*/
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typedef struct fz_glyph fz_glyph;
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/**
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Return the bounding box of the glyph in pixels.
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*/
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fz_irect fz_glyph_bbox(fz_context *ctx, fz_glyph *glyph);
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fz_irect fz_glyph_bbox_no_ctx(fz_glyph *src);
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/**
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Return the width of the glyph in pixels.
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*/
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int fz_glyph_width(fz_context *ctx, fz_glyph *glyph);
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/**
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Return the height of the glyph in pixels.
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*/
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int fz_glyph_height(fz_context *ctx, fz_glyph *glyph);
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/**
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Take a reference to a glyph.
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pix: The glyph to increment the reference for.
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Returns pix.
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*/
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fz_glyph *fz_keep_glyph(fz_context *ctx, fz_glyph *pix);
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/**
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Drop a reference and free a glyph.
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Decrement the reference count for the glyph. When no
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references remain the glyph will be freed.
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*/
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void fz_drop_glyph(fz_context *ctx, fz_glyph *pix);
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/**
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Look a glyph up from a font, and return the outline of the
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glyph using the given transform.
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The caller owns the returned path, and so is responsible for
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ensuring that it eventually gets dropped.
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*/
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fz_path *fz_outline_glyph(fz_context *ctx, fz_font *font, int gid, fz_matrix ctm);
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#endif
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