Mercurial > hgrepos > Python2 > PyMuPDF
diff mupdf-source/thirdparty/tesseract/src/textord/fpchop.h @ 2:b50eed0cc0ef upstream
ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
The directory name has changed: no version number in the expanded directory now.
| author | Franz Glasner <fzglas.hg@dom66.de> |
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| date | Mon, 15 Sep 2025 11:43:07 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mupdf-source/thirdparty/tesseract/src/textord/fpchop.h Mon Sep 15 11:43:07 2025 +0200 @@ -0,0 +1,77 @@ +/********************************************************************** + * File: fpchop.h (Formerly fp_chop.h) + * Description: Code to chop fixed pitch text into character cells. + * Author: Ray Smith + * + * (C) Copyright 1993, Hewlett-Packard Ltd. + ** Licensed under the Apache License, Version 2.0 (the "License"); + ** you may not use this file except in compliance with the License. + ** You may obtain a copy of the License at + ** http://www.apache.org/licenses/LICENSE-2.0 + ** Unless required by applicable law or agreed to in writing, software + ** distributed under the License is distributed on an "AS IS" BASIS, + ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + ** See the License for the specific language governing permissions and + ** limitations under the License. + * + **********************************************************************/ + +#ifndef FPCHOP_H +#define FPCHOP_H + +#include "blobbox.h" +#include "params.h" + +namespace tesseract { + +class C_OUTLINE_FRAG : public ELIST_LINK { +public: + C_OUTLINE_FRAG() { // empty constructor + steps = nullptr; + stepcount = 0; + } + ~C_OUTLINE_FRAG() { + delete[] steps; + } + // start coord + C_OUTLINE_FRAG(ICOORD start_pt, + ICOORD end_pt, // end coord + C_OUTLINE *outline, // source of steps + int16_t start_index, int16_t end_index); + // other end + C_OUTLINE_FRAG(C_OUTLINE_FRAG *head, int16_t tail_y); + C_OUTLINE *close(); // copy to outline + C_OUTLINE_FRAG &operator=( // assign + const C_OUTLINE_FRAG &src); + + ICOORD start; // start coord + ICOORD end; // end coord + DIR128 *steps; // step array + int32_t stepcount; // no of steps + C_OUTLINE_FRAG *other_end; // head if a tail + int16_t ycoord; // coord of cut pt + +private: + // Copy constructor (currently unused, therefore private). + C_OUTLINE_FRAG(const C_OUTLINE_FRAG &other) = delete; +}; + +ELISTIZEH(C_OUTLINE_FRAG) + +extern INT_VAR_H(textord_fp_chop_error); + +ROW *fixed_pitch_words( // find lines + TO_ROW *row, // row to do + FCOORD rotation // for drawing +); + +void split_to_blob( // split the blob + BLOBNBOX *blob, // blob to split + int16_t chop_coord, // place to chop + float pitch_error, // allowed deviation + C_OUTLINE_LIST *left_coutlines, // for cblobs + C_OUTLINE_LIST *right_coutlines); + +} // namespace tesseract + +#endif
