| /********************************************************************** |
| * File: underlin.h (Formerly undrline.h) |
| * Description: Code to chop blobs apart from underlines. |
| * Author: Ray Smith |
| * Created: Mon Aug 8 11:14:00 BST 1994 |
| * |
| * (C) Copyright 1994, 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 UNDERLIN_H |
| #define UNDERLIN_H |
| |
| #include "fpchop.h" |
| #include "notdll.h" |
| |
| extern double_VAR_H (textord_underline_offset, 0.1, |
| "Fraction of x to ignore"); |
| extern BOOL_VAR_H (textord_restore_underlines, FALSE, |
| "Chop underlines & put back"); |
| void restore_underlined_blobs( //get chop points |
| TO_BLOCK *block //block to do |
| ); |
| TO_ROW *most_overlapping_row( //find best row |
| TO_ROW_LIST *rows, //list of rows |
| BLOBNBOX *blob //blob to place |
| ); |
| void find_underlined_blobs( //get chop points |
| BLOBNBOX *u_line, //underlined unit |
| QSPLINE *baseline, //actual baseline |
| float xheight, //height of line |
| float baseline_offset, //amount to shrinke it |
| ICOORDELT_LIST *chop_cells //places to chop |
| ); |
| void vertical_cunderline_projection( //project outlines |
| C_OUTLINE *outline, //outline to project |
| QSPLINE *baseline, //actual baseline |
| float xheight, //height of line |
| float baseline_offset, //amount to shrinke it |
| STATS *lower_proj, //below baseline |
| STATS *middle_proj, //centre region |
| STATS *upper_proj //top region |
| ); |
| #endif |