Mercurial > ~dholland > hg > ag > index.cgi
annotate anagram/vaclgui/digset.hpp @ 2:4b08ee1ecb99
Adjust install notes to clarify that Wine applies only to the Windows build.
(Thanks to Perry Metzger for test-driving.)
author | David A. Holland |
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date | Sun, 26 Apr 2009 17:58:26 -0400 |
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1 /* |
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2 * AnaGram, A System for Syntax Directed Programming |
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3 * Copyright 1997-2002 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 * digset.hpp |
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7 */ |
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8 |
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9 #ifndef DIGSET_HPP |
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10 #define DIGSET_HPP |
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11 |
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12 #include <icolor.hpp> |
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13 #include <ifont.hpp> |
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14 #include <ipainevt.hpp> |
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15 //#include <ipoint.hpp> |
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16 #include <irect.hpp> |
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17 |
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18 #include "cint.h" |
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19 #include "dspar.hpp" |
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20 |
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21 |
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22 class DigSetter |
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23 { |
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24 public: |
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25 struct Style { |
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26 FontSpec &font; |
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27 ColorSpec &color; |
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28 Style() |
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29 : color(ColorSpec::defaultSetting) |
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30 , font(FontSpec::defaultSetting) |
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31 {} |
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32 Style(FontSpec &f, ColorSpec &color_) |
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33 : font(f) |
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34 , color(color_) |
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35 {} |
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36 int enWidth() { |
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37 IFont &f = font; |
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38 return f.avgCharWidth(); |
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39 } |
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40 int height() { |
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41 IFont &f = font; |
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42 return f.maxSize().height(); |
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43 } |
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44 int topToBaseline() { |
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45 IFont &f = font; |
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46 return f.maxAscender(); |
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47 } |
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48 int descender() { |
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49 IFont &f = font; |
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50 return f.maxDescender(); |
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51 } |
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52 }; |
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53 |
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54 struct Dig { |
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55 char *text; |
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56 int textLength; |
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57 cint where; |
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58 int width; |
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59 int styleIndex; |
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60 Dig() {} |
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61 Dig(char *text_, const int length, const cint where_, const int index) |
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62 : text(text_) |
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63 , textLength(length) |
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64 , where(where_) |
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65 , styleIndex(index) |
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66 , width(0) |
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67 {} |
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68 Dig(const Dig &dig) |
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69 : text(dig.text) |
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70 , textLength(dig.textLength) |
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71 , where(dig.where) |
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72 , styleIndex(dig.styleIndex) |
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73 , width(dig.width) |
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74 {} |
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75 int operator < (const Dig &d) const { return where < d.where; } |
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76 }; |
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77 |
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78 struct Hole { |
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79 cint where; |
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80 cint size; |
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81 int styleIndex; |
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82 Hole() {} |
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83 Hole(cint where_, cint size_, int index) |
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84 : where(where_) |
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85 , size(size_) |
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86 , styleIndex(index) |
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87 {} |
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88 Hole(IRectangle r, int index = 0) |
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89 : where(r.minX(), r.minY()) |
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90 , size(r.size().width(), r.size().height()) |
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91 , styleIndex(index) |
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92 {} |
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93 int operator < (const Hole &d) const { return where < d.where; } |
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94 }; |
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95 |
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96 protected: |
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97 IWindow *window; |
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98 IPaintEvent *event; |
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99 Style *style; |
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100 int currentStyleIndex; |
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101 int windowHeight; |
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102 IPresSpaceHandle presSpaceHandle; |
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103 |
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104 public: |
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105 DigSetter(IWindow *window_, Style *style_, int index = -1) |
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106 : event(0) |
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107 , window(window_) |
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108 , style(style_) |
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109 , currentStyleIndex(index) |
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110 , windowHeight(0) |
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111 {} |
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112 |
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113 DigSetter &setEvent(IPaintEvent &e); |
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114 DigSetter &closeEvent(); |
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115 |
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116 int top(Dig d) { |
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117 return d.where.y - style[d.styleIndex].topToBaseline(); |
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118 } |
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119 int bottom(Dig d) { |
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120 return d.where.y + style[d.styleIndex].descender(); |
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121 } |
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122 |
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123 DigSetter &measureDig(Dig &dig); |
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124 DigSetter &setDig(const Dig &dig, int reverseVideo = 0); |
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125 DigSetter &clear(const Hole &hole); |
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126 DigSetter &reverse(const Hole &hole); |
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127 DigSetter &clear(const IRectangle &r); |
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128 |
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129 DigSetter &refresh(const Hole &hole); |
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130 DigSetter &refresh(const Dig &dig); |
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131 |
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132 Hole makeHole(const Dig &dig); |
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133 }; |
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134 |
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135 |
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136 #endif /* DIGSET_HPP */ |