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annotate anagram/support/cint.h @ 17:12171da8943f

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author David A. Holland
date Tue, 31 May 2022 01:56:37 -0400
parents 607e3be6bad8
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1 /*
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2 * AnaGram, A System for Syntax Directed Programming
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3 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
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4 * See the file COPYING for license and usage terms.
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5 *
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6 * cint.h
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7 */
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8
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9 #ifndef CINT_H
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10 #define CINT_H
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11
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12 #ifdef VACLGUI
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13 #include <ipoint.hpp>
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14 #endif
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15
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16 struct rect;
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17
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18
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19 struct cint {
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20 int x, y;
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21
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22 cint()
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23 : x(0), y(0)
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24 {}
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25 cint(const int xarg, const int yarg)
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26 : x(xarg), y(yarg)
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27 {}
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28 cint(const cint &c)
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29 : x(c.x), y(c.y)
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30 {}
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31
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32 #ifdef VACLGUI
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33 cint(const IPair &p)
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34 : x(p.coord1()), y(p.coord2())
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35 {}
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36 operator IPair () const {
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37 return IPair(x, y);
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38 }
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39 #endif
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40
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41 cint operator = (cint r) {
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42 x = r.x;
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43 y = r.y;
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44 return r;
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45 }
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46
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47 int operator == (const cint r) const { return (x == r.x && y == r.y); }
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48 int operator != (const cint r) const { return (x != r.x || y != r.y); }
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49 cint operator + (cint r) const {
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50 r.x += x;
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51 r.y += y;
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52 return r;
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53 }
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54 cint operator += (const cint r) {
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55 x += r.x;
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56 y += r.y;
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57 return *this;
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58 }
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59 cint operator - (cint r) const {
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60 r.x = x - r.x;
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61 r.y = y - r.y;
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62 return r;
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63 }
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64 cint operator -= (const cint r) {
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65 x -= r.x;
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66 y -= r.y;
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67 return *this;
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68 }
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69 int operator <= (const cint &s) const;
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70 int operator >= (const cint &s) const;
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71 int operator < (const cint &s) const;
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72 int operator > (const cint &s) const;
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73 int on_boundary(cint, cint) const;
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74 int inside_rect(cint, cint) const;
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75 int inside_rect(rect) const;
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76 };
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77
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78 struct rect {
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79 cint pos, size;
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80 };
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81
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82 cint lrci(cint a, cint b);
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83 int measure_line(const char *s);
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84 cint measure_string(const char *s);
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85 cint place(cint measure, cint size, int jm);
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86 rect place_rect(rect w, cint s, int jm);
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87 cint ulci(cint a, cint b);
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88
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89
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90 #endif /* CINT_H */