| 1 | /* exportfilter.h |
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| 2 | * Export to CAD-like formats (DXF, Skencil, SVG, EPS, HPGL) and also Compass |
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| 3 | * PLT. |
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| 4 | */ |
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| 5 | |
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| 6 | /* Copyright (C) 2005,2012,2013,2014,2015,2016 Olly Betts |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or modify |
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| 9 | * it under the terms of the GNU General Public License as published by |
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| 10 | * the Free Software Foundation; either version 2 of the License, or |
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| 11 | * (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef SURVEX_EXPORTFILTER_H |
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| 24 | #define SURVEX_EXPORTFILTER_H |
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| 25 | |
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| 26 | #include <stdio.h> |
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| 27 | #include "wx.h" |
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| 28 | |
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| 29 | #include "img_hosted.h" |
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| 30 | |
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| 31 | class ExportFilter { |
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| 32 | protected: |
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| 33 | FILE * fh; |
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| 34 | public: |
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| 35 | ExportFilter() : fh(NULL) { } |
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| 36 | // FIXME: deal with errors closing file... (safe_fclose?) |
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| 37 | virtual ~ExportFilter() { if (fh) fclose(fh); } |
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| 38 | virtual const int * passes() const; |
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| 39 | virtual bool fopen(const wxString& fnm_out) { |
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| 40 | fh = wxFopen(fnm_out.fn_str(), wxT("wb")); |
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| 41 | return (fh != NULL); |
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| 42 | } |
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| 43 | virtual void header(const char *, const char *, time_t, |
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| 44 | double, double, double, |
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| 45 | double, double, double) { } |
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| 46 | virtual void start_pass(int) { } |
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| 47 | virtual void line(const img_point *, const img_point *, unsigned, bool) { } |
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| 48 | virtual void label(const img_point *, const char *, bool, int) = 0; |
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| 49 | virtual void cross(const img_point *, bool) { } |
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| 50 | virtual void xsect(const img_point *, double, double, double) { } |
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| 51 | virtual void wall(const img_point *, double, double) { } |
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| 52 | virtual void passage(const img_point *, double, double, double) { } |
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| 53 | virtual void tube_end() { } |
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| 54 | virtual void footer() { } |
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| 55 | }; |
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| 56 | |
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| 57 | #endif |
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