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1 /* |
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2 |
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3 Copyright (C) 2007 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if !defined (graphics_h) |
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24 #define graphics_h 1 |
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25 |
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26 #ifdef HAVE_CONFIG_H |
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27 #include <config.h> |
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28 #endif |
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29 |
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30 #include <cctype> |
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31 |
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32 #include <algorithm> |
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33 #include <list> |
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34 #include <map> |
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35 #include <set> |
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36 #include <string> |
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37 |
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38 #include "gripes.h" |
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39 #include "oct-map.h" |
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40 #include "ov.h" |
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41 |
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42 class |
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43 radio_values |
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44 { |
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45 public: |
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46 radio_values (const std::string& opt_string = std::string ()); |
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47 |
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48 radio_values (const radio_values& a) |
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49 : default_val (a.default_val), possible_vals (a.possible_vals) { } |
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50 |
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51 radio_values& operator = (const radio_values& a) |
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52 { |
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53 if (&a != this) |
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54 { |
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55 default_val = a.default_val; |
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56 possible_vals = a.possible_vals; |
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57 } |
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58 |
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59 return *this; |
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60 } |
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61 |
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62 std::string default_value (void) const { return default_val; } |
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63 |
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64 std::set<std::string> possible_values (void) const { return possible_vals; } |
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65 |
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66 bool validate (const std::string& val) |
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67 { |
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68 bool retval = true; |
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69 |
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70 if (! contains (val)) |
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71 { |
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72 error ("invalid value = %s", val.c_str ()); |
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73 retval = false; |
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74 } |
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75 |
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76 return retval; |
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77 } |
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78 |
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79 bool contains (const std::string& val) |
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80 { |
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81 return (possible_vals.find (val) != possible_vals.end ()); |
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82 } |
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83 |
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84 private: |
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85 // Might also want to cache |
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86 std::string default_val; |
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87 std::set<std::string> possible_vals; |
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88 }; |
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89 |
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90 class |
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91 radio_property |
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92 { |
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93 public: |
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94 radio_property (const radio_values& v) |
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95 : vals (v), current_val (v.default_value ()) { } |
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96 |
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97 radio_property (const radio_values& v, const std::string& initial_value) |
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98 : vals (v), current_val (initial_value) { } |
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99 |
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100 radio_property (const radio_property& a) |
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101 : vals (a.vals), current_val (a.current_val) { } |
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102 |
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103 radio_property& operator = (const radio_property& a) |
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104 { |
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105 if (&a != this) |
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106 { |
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107 vals = a.vals; |
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108 current_val = a.current_val; |
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109 } |
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110 |
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111 return *this; |
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112 } |
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113 |
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114 radio_property& operator = (const std::string& newval) |
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115 { |
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116 if (vals.validate (newval)) |
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117 current_val = newval; |
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118 |
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119 return *this; |
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120 } |
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121 |
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122 const std::string& current_value (void) const { return current_val; } |
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123 |
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124 private: |
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125 radio_values vals; |
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126 std::string current_val; |
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127 }; |
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128 |
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129 class |
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130 color_values |
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131 { |
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132 public: |
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133 color_values (double r = 0, double g = 0, double b = 1) |
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134 { |
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135 xrgb[0] = r; |
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136 xrgb[1] = g; |
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137 xrgb[2] = b; |
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138 |
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139 validate (); |
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140 } |
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141 |
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142 color_values (std::string str) |
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143 { |
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144 if (! str2rgb (str)) |
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145 error ("invalid color specification"); |
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146 } |
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147 |
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148 color_values (const color_values& c) |
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149 { |
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150 xrgb[0] = c.xrgb[0]; |
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151 xrgb[1] = c.xrgb[1]; |
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152 xrgb[2] = c.xrgb[2]; |
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153 } |
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154 |
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155 color_values& operator = (const color_values& c) |
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156 { |
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157 if (&c != this) |
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158 { |
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159 xrgb[0] = c.xrgb[0]; |
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160 xrgb[1] = c.xrgb[1]; |
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161 xrgb[2] = c.xrgb[2]; |
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162 |
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163 } |
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164 |
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165 return *this; |
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166 } |
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167 |
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168 const double* rgb (void) const { return xrgb; } |
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169 |
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170 void validate (void) const |
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171 { |
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172 for (int i = 0; i < 3; i++) |
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173 { |
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174 if (xrgb[i] < 0 || xrgb[i] > 1) |
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175 { |
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176 error ("invalid RGB color specification"); |
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177 break; |
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178 } |
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179 } |
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180 } |
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181 |
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182 private: |
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183 double xrgb[3]; |
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184 |
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185 bool str2rgb (std::string str); |
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186 }; |
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187 |
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188 |
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189 class |
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190 color_property |
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191 { |
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192 public: |
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193 color_property (const color_values& c = color_values (), |
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194 const radio_values& v = radio_values ()) |
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195 : current_type (color_t), color_val (c), radio_val (v), |
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196 current_val (v.default_value ()) |
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197 { } |
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198 |
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199 color_property (const radio_values& v) |
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200 : current_type (radio_t), color_val (color_values ()), radio_val (v), |
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201 current_val (v.default_value ()) |
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202 { } |
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203 |
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204 color_property (const radio_values& v, const std::string& initial_value) |
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205 : current_type (radio_t), color_val (color_values ()), radio_val (v), |
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206 current_val (initial_value) |
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207 { } |
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208 |
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209 color_property (const octave_value& val); |
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210 |
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211 operator octave_value (void) const |
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212 { |
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213 if (current_type == color_t) |
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214 { |
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215 Matrix retval (1, 3); |
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216 const double *xrgb = color_val.rgb (); |
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217 |
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218 for (int i = 0; i < 3 ; i++) |
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219 retval(i) = xrgb[i]; |
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220 |
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221 return retval; |
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222 } |
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223 |
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224 return current_val; |
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225 } |
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226 |
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227 color_property& operator = (const color_property& a) |
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228 { |
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229 if (&a != this) |
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230 { |
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231 current_type = a.current_type; |
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232 color_val = a.color_val; |
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233 radio_val = a.radio_val; |
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234 current_val = a.current_val; |
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235 } |
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236 |
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237 return *this; |
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238 } |
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239 |
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240 color_property& operator = (const std::string& newval) |
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241 { |
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242 if (radio_val.validate (newval)) |
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243 { |
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244 current_val = newval; |
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245 current_type = radio_t; |
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246 } |
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247 |
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248 return *this; |
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249 } |
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250 |
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251 color_property& operator = (const color_values& newval) |
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252 { |
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253 color_val = newval; |
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254 current_type = color_t; |
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255 |
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256 return *this; |
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257 } |
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258 |
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259 color_property& operator = (const octave_value& newval); |
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260 |
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261 bool is_rgb (void) const { return (current_type == color_t); } |
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262 |
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263 bool is_radio (void) const { return (current_type == radio_t); } |
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264 |
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265 const double* rgb (void) const |
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266 { |
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267 if (current_type != color_t) |
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268 error ("color has no rgb value"); |
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269 |
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270 return color_val.rgb (); |
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271 } |
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272 |
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273 const std::string& current_value (void) const |
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274 { |
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275 if (current_type != radio_t) |
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276 error ("color has no radio value"); |
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277 |
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278 return current_val; |
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279 } |
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280 |
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281 private: |
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282 enum current_enum { color_t, radio_t } current_type; |
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283 color_values color_val; |
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284 radio_values radio_val; |
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285 std::string current_val; |
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286 }; |
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287 |
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288 class |
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289 colormap_property |
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290 { |
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291 public: |
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292 colormap_property (const Matrix& m = Matrix ()) |
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293 : cmap (m) |
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294 { |
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295 if (cmap.is_empty ()) |
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296 { |
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297 cmap = Matrix (64, 3, 0.0); |
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298 |
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299 for (octave_idx_type i = 0; i < 64; i++) |
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300 { |
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301 // This is the jet colormap. It would be nice to be able |
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302 // to feval the jet function but since there is a static |
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303 // property object that includes a colormap_property |
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304 // object, we need to initialize this before main is even |
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305 // called, so calling an interpreted function is not |
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306 // possible. |
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307 |
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308 double x = i / 63.0; |
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309 |
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310 if (x >= 3.0/8.0 && x < 5.0/8.0) |
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311 cmap(i,0) = 4.0 * x - 3.0/2.0; |
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312 else if (x >= 5.0/8.0 && x < 7.0/8.0) |
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313 cmap(i,0) = 1.0; |
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314 else if (x >= 7.0/8.0) |
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315 cmap(i,0) = -4.0 * x + 9.0/2.0; |
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316 |
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317 if (x >= 1.0/8.0 && x < 3.0/8.0) |
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318 cmap(i,1) = 4.0 * x - 1.0/2.0; |
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319 else if (x >= 3.0/8.0 && x < 5.0/8.0) |
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320 cmap(i,1) = 1.0; |
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321 else if (x >= 5.0/8.0 && x < 7.0/8.0) |
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322 cmap(i,1) = -4.0 * x + 7.0/2.0; |
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323 |
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324 if (x < 1.0/8.0) |
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325 cmap(i,2) = 4.0 * x + 1.0/2.0; |
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326 else if (x >= 1.0/8.0 && x < 3.0/8.0) |
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327 cmap(i,2) = 1.0; |
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328 else if (x >= 3.0/8.0 && x < 5.0/8.0) |
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329 cmap(i,2) = -4.0 * x + 5.0/2.0; |
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330 } |
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331 } |
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332 |
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333 validate (); |
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334 } |
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335 |
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336 colormap_property (const octave_value& val) |
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337 { |
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338 cmap = val.matrix_value (); |
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339 |
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340 validate (); |
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341 } |
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342 |
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343 void validate (void) const |
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344 { |
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345 if (error_state || cmap.columns () != 3) |
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346 error ("invalid colormap specification"); |
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347 } |
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348 |
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349 operator octave_value (void) const { return cmap; } |
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350 |
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351 private: |
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352 Matrix cmap; |
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353 }; |
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354 |
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355 class |
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356 string_property |
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357 { |
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358 public: |
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359 string_property (const octave_value& c = octave_value (std::string ()), |
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360 const radio_values& v = radio_values ()) |
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361 : radio_val (v) |
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362 { |
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363 if (c.is_defined ()) |
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364 { |
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365 std::string newval = c.string_value (); |
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366 |
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367 std::transform (newval.begin (), newval.end (), |
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368 newval.begin (), tolower); |
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369 |
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370 if (! error_state) |
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371 { |
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372 if (radio_val.validate (newval)) |
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373 current_val = newval; |
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374 } |
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375 } |
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376 else |
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377 current_val = v.default_value (); |
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378 } |
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379 |
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380 string_property (const radio_values& v) |
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381 : current_val (v.default_value()), radio_val (v) |
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382 { } |
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383 |
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384 string_property (const radio_values& v, const std::string& initial_value) |
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385 : radio_val (v) |
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386 { |
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387 current_val = initial_value; |
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388 std::transform (current_val.begin (), current_val.end (), |
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389 current_val.begin (), tolower); |
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390 } |
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391 |
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392 operator octave_value (void) const { return current_val; } |
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393 |
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394 string_property& operator = (const string_property& a) |
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395 { |
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396 if (&a != this) |
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397 { |
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398 current_val = a.current_val; |
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399 radio_val = a.radio_val; |
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400 } |
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401 |
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402 return *this; |
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403 } |
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404 |
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405 string_property& operator = (const std::string& s) |
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406 { |
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407 std::string newval = s; |
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408 |
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409 std::transform (newval.begin (), newval.end (), |
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410 newval.begin (), tolower); |
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411 |
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412 if (! newval.empty ()) |
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413 { |
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414 if (radio_val.contains (newval)) |
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415 current_val = newval; |
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416 else |
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417 error ("invalid string specification"); |
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418 } |
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419 else |
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420 error ("invalid string specification"); |
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421 |
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422 return *this; |
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423 } |
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424 |
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425 string_property& operator = (const octave_value& val) |
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426 { |
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427 if (val.is_string ()) |
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428 { |
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429 std::string newval = val.string_value (); |
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430 |
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431 std::transform (newval.begin (), newval.end (), |
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432 newval.begin (), tolower); |
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433 |
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434 if (! newval.empty ()) |
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435 { |
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436 if (radio_val.contains (newval)) |
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437 current_val = newval; |
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438 else |
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439 error ("invalid string specification"); |
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440 } |
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441 else |
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442 error ("invalid string specification"); |
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443 } |
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444 else |
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445 error ("invalid string specification"); |
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446 |
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447 return *this; |
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448 } |
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449 |
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450 const std::string& current_value (void) const { return current_val; } |
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451 |
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452 private: |
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453 std::string current_val; |
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454 radio_values radio_val; |
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455 }; |
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456 |
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457 // --------------------------------------------------------------------- |
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458 |
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459 class property_name : public std::string |
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460 { |
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461 public: |
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462 typedef std::string::iterator iterator; |
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463 typedef std::string::const_iterator const_iterator; |
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464 |
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465 property_name (void) : std::string () { } |
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466 property_name (const std::string& s) : std::string (s) { } |
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467 property_name (const char *s) : std::string (s) { } |
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468 |
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469 property_name (const property_name& name) : std::string (name) { } |
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470 |
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471 property_name& operator = (const property_name& pname) |
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472 { |
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473 std::string::operator = (pname); |
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474 return *this; |
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475 } |
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476 |
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477 operator std::string (void) const { return *this; } |
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478 |
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479 // Case-insensitive comparison. |
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480 bool compare (const std::string& s, size_t limit = NPOS) const |
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481 { |
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482 const_iterator p1 = begin (); |
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483 const_iterator p2 = s.begin (); |
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484 |
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485 size_t k = 0; |
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486 |
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487 while (p1 != end () && p2 != s.end () && k++ < limit) |
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488 { |
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489 if (std::tolower (*p1) != std::tolower (*p2)) |
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490 return false; |
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491 |
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492 *p1++; |
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493 *p2++; |
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494 } |
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495 |
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496 return (limit == NPOS) ? size () == s.size () : k == limit; |
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497 } |
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498 }; |
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499 |
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500 // --------------------------------------------------------------------- |
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501 |
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502 class property_list |
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503 { |
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504 public: |
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505 typedef std::map<std::string, octave_value> pval_map_type; |
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506 typedef std::map<std::string, pval_map_type> plist_map_type; |
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507 |
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508 typedef pval_map_type::iterator pval_map_iterator; |
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509 typedef pval_map_type::const_iterator pval_map_const_iterator; |
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510 |
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511 typedef plist_map_type::iterator plist_map_iterator; |
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512 typedef plist_map_type::const_iterator plist_map_const_iterator; |
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513 |
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514 property_list (const plist_map_type& m = plist_map_type ()) |
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515 : plist_map (m) { } |
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516 |
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517 ~property_list (void) { } |
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518 |
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|
519 void set (const property_name& name, const octave_value& val); |
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520 |
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521 octave_value lookup (const property_name& name) const; |
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522 |
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523 plist_map_iterator begin (void) { return plist_map.begin (); } |
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524 plist_map_const_iterator begin (void) const { return plist_map.begin (); } |
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525 |
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|
526 plist_map_iterator end (void) { return plist_map.end (); } |
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527 plist_map_const_iterator end (void) const { return plist_map.end (); } |
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528 |
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|
529 plist_map_iterator find (const std::string& go_name) |
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530 { |
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531 return plist_map.find (go_name); |
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|
532 } |
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533 |
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534 plist_map_const_iterator find (const std::string& go_name) const |
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535 { |
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536 return plist_map.find (go_name); |
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|
537 } |
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538 |
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|
539 Octave_map as_struct (const std::string& prefix_arg) const; |
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540 |
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541 private: |
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542 plist_map_type plist_map; |
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543 }; |
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544 |
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545 // --------------------------------------------------------------------- |
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546 |
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547 class graphics_handle |
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548 { |
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549 public: |
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550 graphics_handle (void) : val (octave_NaN) { } |
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551 |
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552 graphics_handle (const octave_value& a); |
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553 |
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554 graphics_handle (int a) : val (a) { } |
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555 |
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556 graphics_handle (double a) : val (a) { } |
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557 |
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558 graphics_handle (const graphics_handle& a) : val (a.val) { } |
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559 |
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560 graphics_handle& operator = (const graphics_handle& a) |
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561 { |
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562 if (&a != this) |
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563 val = a.val; |
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564 |
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565 return *this; |
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566 } |
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567 |
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568 ~graphics_handle (void) { } |
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569 |
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570 double value (void) const { return val; } |
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571 |
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572 octave_value as_octave_value (void) const |
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573 { |
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574 return ok () ? octave_value (val) : octave_value (Matrix ()); |
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575 } |
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576 |
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577 graphics_handle operator ++ (void) |
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578 { |
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579 ++val; |
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|
580 return *this; |
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|
581 } |
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582 |
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583 graphics_handle operator ++ (int) |
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584 { |
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585 graphics_handle h = *this; |
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586 ++val; |
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587 return h; |
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|
588 } |
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|
589 |
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|
590 graphics_handle operator -- (void) |
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591 { |
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592 --val; |
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|
593 return *this; |
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|
594 } |
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595 |
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|
596 graphics_handle operator -- (int) |
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597 { |
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598 graphics_handle h = *this; |
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|
599 --val; |
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|
600 return h; |
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|
601 } |
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|
602 |
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|
603 bool ok (void) const { return ! xisnan (val); } |
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|
604 |
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|
605 private: |
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|
606 double val; |
|
|
607 }; |
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|
608 |
|
|
609 inline bool |
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|
610 operator == (const graphics_handle& a, const graphics_handle& b) |
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|
611 { |
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|
612 return a.value () == b.value (); |
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|
613 } |
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|
614 |
|
|
615 inline bool |
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|
616 operator != (const graphics_handle& a, const graphics_handle& b) |
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|
617 { |
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|
618 return a.value () != b.value (); |
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|
619 } |
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|
620 |
|
|
621 inline bool |
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|
622 operator < (const graphics_handle& a, const graphics_handle& b) |
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|
623 { |
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|
624 return a.value () < b.value (); |
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|
625 } |
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|
626 |
|
|
627 inline bool |
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|
628 operator <= (const graphics_handle& a, const graphics_handle& b) |
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|
629 { |
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|
630 return a.value () <= b.value (); |
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|
631 } |
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|
632 |
|
|
633 inline bool |
|
|
634 operator >= (const graphics_handle& a, const graphics_handle& b) |
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|
635 { |
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|
636 return a.value () >= b.value (); |
|
|
637 } |
|
|
638 |
|
|
639 inline bool |
|
|
640 operator > (const graphics_handle& a, const graphics_handle& b) |
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|
641 { |
|
|
642 return a.value () > b.value (); |
|
|
643 } |
|
|
644 |
|
|
645 // --------------------------------------------------------------------- |
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|
646 |
|
|
647 class base_graphics_object; |
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|
648 |
|
|
649 class base_properties |
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|
650 { |
|
|
651 public: |
|
|
652 base_properties (const std::string& t = "unknown", |
|
|
653 const graphics_handle& mh = graphics_handle (), |
|
|
654 const graphics_handle& p = graphics_handle ()) |
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|
655 : type (t), __modified__ (true), __myhandle__ (mh), parent (p), |
|
|
656 children () { } |
|
|
657 |
|
|
658 virtual ~base_properties (void) { } |
|
|
659 |
|
|
660 virtual std::string graphics_object_name (void) const { return "unknonwn"; } |
|
|
661 |
|
|
662 void mark_modified (void); |
|
|
663 |
|
|
664 void override_defaults (base_graphics_object& obj); |
|
|
665 |
|
|
666 // Look through DEFAULTS for properties with given CLASS_NAME, and |
|
|
667 // apply them to the current object with set (virtual method). |
|
|
668 |
|
|
669 void set_from_list (base_graphics_object& obj, property_list& defaults); |
|
|
670 |
|
|
671 virtual void set (const property_name&, const octave_value&) { } |
|
|
672 |
|
|
673 graphics_handle get_parent (void) const { return parent; } |
|
|
674 |
|
|
675 void remove_child (const graphics_handle& h); |
|
|
676 |
|
|
677 void adopt (const graphics_handle& h) |
|
|
678 { |
|
|
679 octave_idx_type n = children.numel (); |
|
|
680 children.resize (1, n+1); |
|
7056
|
681 children(n) = h.value (); |
|
6874
|
682 } |
|
|
683 |
|
|
684 void set_parent (const octave_value& val); |
|
|
685 |
|
|
686 void reparent (const graphics_handle& new_parent) { parent = new_parent; } |
|
|
687 |
|
|
688 virtual void delete_children (void); |
|
|
689 |
|
|
690 protected: |
|
|
691 std::string type; |
|
|
692 bool __modified__; |
|
|
693 graphics_handle __myhandle__; |
|
|
694 graphics_handle parent; |
|
|
695 Matrix children; |
|
|
696 }; |
|
|
697 |
|
|
698 class base_graphics_object |
|
|
699 { |
|
|
700 public: |
|
|
701 friend class graphics_object; |
|
|
702 |
|
|
703 base_graphics_object (void) : count (1) { } |
|
|
704 |
|
|
705 base_graphics_object (const base_graphics_object&) { } |
|
|
706 |
|
|
707 virtual ~base_graphics_object (void) { } |
|
|
708 |
|
|
709 virtual void mark_modified (void) |
|
|
710 { |
|
|
711 error ("base_graphics_object::mark_modified: invalid graphics object"); |
|
|
712 } |
|
|
713 |
|
|
714 virtual void override_defaults (base_graphics_object&) |
|
|
715 { |
|
|
716 error ("base_graphics_object::override_defaults: invalid graphics object"); |
|
|
717 } |
|
|
718 |
|
|
719 virtual void set_from_list (property_list&) |
|
|
720 { |
|
|
721 error ("base_graphics_object::set_from_list: invalid graphics object"); |
|
|
722 } |
|
|
723 |
|
|
724 virtual void set (const property_name&, const octave_value&) |
|
|
725 { |
|
|
726 error ("base_graphics_object::set: invalid graphics object"); |
|
|
727 } |
|
|
728 |
|
|
729 virtual void set_defaults (const std::string&) |
|
|
730 { |
|
|
731 error ("base_graphics_object::set_defaults: invalid graphics object"); |
|
|
732 } |
|
|
733 |
|
|
734 virtual octave_value get (void) const |
|
|
735 { |
|
|
736 error ("base_graphics_object::get: invalid graphics object"); |
|
|
737 return octave_value (); |
|
|
738 } |
|
|
739 |
|
|
740 virtual octave_value get (const property_name&) const |
|
|
741 { |
|
|
742 error ("base_graphics_object::get: invalid graphics object"); |
|
|
743 return octave_value (); |
|
|
744 } |
|
|
745 |
|
|
746 virtual octave_value get_default (const property_name&) const; |
|
|
747 |
|
|
748 virtual octave_value get_factory_default (const property_name&) const; |
|
|
749 |
|
|
750 virtual octave_value get_defaults (void) const |
|
|
751 { |
|
|
752 error ("base_graphics_object::get_defaults: invalid graphics object"); |
|
|
753 return octave_value (); |
|
|
754 } |
|
|
755 |
|
|
756 virtual octave_value get_factory_defaults (void) const |
|
|
757 { |
|
|
758 error ("base_graphics_object::get_factory_defaults: invalid graphics object"); |
|
|
759 return octave_value (); |
|
|
760 } |
|
|
761 |
|
|
762 virtual graphics_handle get_parent (void) const |
|
|
763 { |
|
|
764 error ("base_graphics_object::get_parent: invalid graphics object"); |
|
|
765 return graphics_handle (); |
|
|
766 } |
|
|
767 |
|
|
768 virtual void remove_child (const graphics_handle&) |
|
|
769 { |
|
|
770 error ("base_graphics_object::remove_child: invalid graphics object"); |
|
|
771 } |
|
|
772 |
|
|
773 virtual void adopt (const graphics_handle&) |
|
|
774 { |
|
|
775 error ("base_graphics_object::adopt: invalid graphics object"); |
|
|
776 } |
|
|
777 |
|
|
778 virtual void reparent (const graphics_handle&) |
|
|
779 { |
|
|
780 error ("base_graphics_object::reparent: invalid graphics object"); |
|
|
781 } |
|
|
782 |
|
|
783 virtual void defaults (void) const |
|
|
784 { |
|
|
785 error ("base_graphics_object::default: invalid graphics object"); |
|
|
786 } |
|
|
787 |
|
|
788 virtual base_properties& get_properties (void) |
|
|
789 { |
|
|
790 static base_properties properties; |
|
|
791 error ("base_graphics_object::get_properties: invalid graphics object"); |
|
|
792 return properties; |
|
|
793 } |
|
|
794 |
|
|
795 virtual bool valid_object (void) const { return false; } |
|
|
796 |
|
|
797 virtual std::string type (void) const { return "unknown"; } |
|
|
798 |
|
|
799 bool isa (const std::string& go_name) const |
|
|
800 { |
|
|
801 return type () == go_name; |
|
|
802 } |
|
|
803 |
|
|
804 protected: |
|
|
805 // A reference count. |
|
|
806 int count; |
|
|
807 }; |
|
|
808 |
|
|
809 class graphics_object |
|
|
810 { |
|
|
811 public: |
|
|
812 graphics_object (void) : rep (new base_graphics_object ()) { } |
|
|
813 |
|
|
814 graphics_object (base_graphics_object *new_rep) |
|
|
815 : rep (new_rep) { } |
|
|
816 |
|
|
817 graphics_object (const graphics_object& obj) |
|
|
818 { |
|
|
819 rep = obj.rep; |
|
|
820 rep->count++; |
|
|
821 } |
|
|
822 |
|
|
823 graphics_object& operator = (const graphics_object& obj) |
|
|
824 { |
|
|
825 if (rep != obj.rep) |
|
|
826 { |
|
|
827 if (--rep->count == 0) |
|
|
828 delete rep; |
|
|
829 |
|
|
830 rep = obj.rep; |
|
|
831 rep->count++; |
|
|
832 } |
|
|
833 |
|
|
834 return *this; |
|
|
835 } |
|
|
836 |
|
|
837 ~graphics_object (void) |
|
|
838 { |
|
|
839 if (--rep->count == 0) |
|
|
840 delete rep; |
|
|
841 } |
|
|
842 |
|
|
843 void mark_modified (void) { rep->mark_modified (); } |
|
|
844 |
|
|
845 void override_defaults (base_graphics_object& obj) |
|
|
846 { |
|
|
847 rep->override_defaults (obj); |
|
|
848 } |
|
|
849 |
|
|
850 void set_from_list (property_list& plist) |
|
|
851 { |
|
|
852 rep->set_from_list (plist); |
|
|
853 } |
|
|
854 |
|
|
855 void set (const property_name& name, const octave_value& val) |
|
|
856 { |
|
|
857 rep->set (name, val); |
|
|
858 } |
|
|
859 |
|
|
860 void set (const octave_value_list& args); |
|
|
861 |
|
|
862 void set_defaults (const std::string& mode) |
|
|
863 { |
|
|
864 rep->set_defaults (mode); |
|
|
865 } |
|
|
866 |
|
|
867 octave_value get (void) const |
|
|
868 { |
|
|
869 return rep->get (); |
|
|
870 } |
|
|
871 |
|
|
872 octave_value get (const property_name& name) const |
|
|
873 { |
|
|
874 return name.compare ("default") |
|
|
875 ? get_defaults () |
|
|
876 : (name.compare ("factory") |
|
|
877 ? get_factory_defaults () : rep->get (name)); |
|
|
878 } |
|
|
879 |
|
|
880 octave_value get_default (const property_name& name) const |
|
|
881 { |
|
|
882 return rep->get_default (name); |
|
|
883 } |
|
|
884 |
|
|
885 octave_value get_factory_default (const property_name& name) const |
|
|
886 { |
|
|
887 return rep->get_factory_default (name); |
|
|
888 } |
|
|
889 |
|
|
890 octave_value get_defaults (void) const { return rep->get_defaults (); } |
|
|
891 |
|
|
892 octave_value get_factory_defaults (void) const |
|
|
893 { |
|
|
894 return rep->get_factory_defaults (); |
|
|
895 } |
|
|
896 |
|
|
897 graphics_handle get_parent (void) const { return rep->get_parent (); } |
|
|
898 |
|
|
899 void remove_child (const graphics_handle& h) { return rep->remove_child (h); } |
|
|
900 |
|
|
901 void adopt (const graphics_handle& h) { return rep->adopt (h); } |
|
|
902 |
|
|
903 void reparent (const graphics_handle& h) { return rep->reparent (h); } |
|
|
904 |
|
|
905 void defaults (void) const { rep->defaults (); } |
|
|
906 |
|
|
907 bool isa (const std::string& go_name) const { return rep->isa (go_name); } |
|
|
908 |
|
|
909 base_properties& get_properties (void) { return rep->get_properties (); } |
|
|
910 |
|
|
911 bool valid_object (void) const { return rep->valid_object (); } |
|
|
912 |
|
|
913 operator bool (void) const { return rep->valid_object (); } |
|
|
914 |
|
|
915 private: |
|
|
916 base_graphics_object *rep; |
|
|
917 }; |
|
|
918 |
|
|
919 // --------------------------------------------------------------------- |
|
|
920 |
|
|
921 class root_figure : public base_graphics_object |
|
|
922 { |
|
|
923 public: |
|
|
924 class properties : public base_properties |
|
|
925 { |
|
|
926 public: |
|
|
927 properties (void) |
|
|
928 : base_properties ("root figure", 0, graphics_handle ()), |
|
|
929 currentfigure (), |
|
|
930 visible ("on") |
|
|
931 { } |
|
|
932 |
|
|
933 ~properties (void) { } |
|
|
934 |
|
|
935 void set (const property_name& name, const octave_value& val); |
|
|
936 |
|
|
937 octave_value get (void) const; |
|
|
938 |
|
|
939 octave_value get (const property_name& name) const; |
|
|
940 |
|
|
941 std::string graphics_object_name (void) const { return go_name; } |
|
|
942 |
|
|
943 // See the genprops.awk script for an explanation of the |
|
|
944 // properties declarations. |
|
|
945 |
|
|
946 BEGIN_PROPERTIES |
|
|
947 graphics_handle currentfigure S |
|
|
948 octave_value visible |
|
|
949 END_PROPERTIES |
|
|
950 |
|
|
951 static std::string go_name; |
|
|
952 }; |
|
|
953 |
|
|
954 private: |
|
|
955 properties xproperties; |
|
|
956 |
|
|
957 public: |
|
|
958 |
|
|
959 root_figure (void) : xproperties (), default_properties () { } |
|
|
960 |
|
|
961 ~root_figure (void) { xproperties.delete_children (); } |
|
|
962 |
|
|
963 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
964 |
|
|
965 void mark_modified (void) { } |
|
|
966 |
|
|
967 void override_defaults (base_graphics_object& obj) |
|
|
968 { |
|
|
969 // Now override with our defaults. If the default_properties |
|
|
970 // list includes the properties for all defaults (line, |
|
|
971 // surface, etc.) then we don't have to know the type of OBJ |
|
|
972 // here, we just call its set function and let it decide which |
|
|
973 // properties from the list to use. |
|
|
974 obj.set_from_list (default_properties); |
|
|
975 } |
|
|
976 |
|
|
977 void set_from_list (property_list& plist) |
|
|
978 { |
|
|
979 xproperties.set_from_list (*this, plist); |
|
|
980 } |
|
|
981 |
|
|
982 void set (const property_name& name, const octave_value& value) |
|
|
983 { |
|
|
984 if (name.compare ("default", 7)) |
|
|
985 // strip "default", pass rest to function that will |
|
|
986 // parse the remainder and add the element to the |
|
|
987 // default_properties map. |
|
|
988 default_properties.set (name.substr (7), value); |
|
|
989 else |
|
|
990 xproperties.set (name, value); |
|
|
991 } |
|
|
992 |
|
|
993 octave_value get (void) const |
|
|
994 { |
|
|
995 return xproperties.get (); |
|
|
996 } |
|
|
997 |
|
|
998 octave_value get (const property_name& name) const |
|
|
999 { |
|
|
1000 octave_value retval; |
|
|
1001 |
|
|
1002 if (name.compare ("default", 7)) |
|
|
1003 return get_default (name.substr (7)); |
|
|
1004 else if (name.compare ("factory", 7)) |
|
|
1005 return get_factory_default (name.substr (7)); |
|
|
1006 else |
|
|
1007 retval = xproperties.get (name); |
|
|
1008 |
|
|
1009 return retval; |
|
|
1010 } |
|
|
1011 |
|
|
1012 octave_value get_default (const property_name& name) const |
|
|
1013 { |
|
|
1014 octave_value retval = default_properties.lookup (name); |
|
|
1015 |
|
|
1016 if (retval.is_undefined ()) |
|
|
1017 error ("get: invalid default property `%s'", name.c_str ()); |
|
|
1018 |
|
|
1019 return retval; |
|
|
1020 } |
|
|
1021 |
|
|
1022 octave_value get_factory_default (const property_name& name) const |
|
|
1023 { |
|
|
1024 octave_value retval = factory_properties.lookup (name); |
|
|
1025 |
|
|
1026 if (retval.is_undefined ()) |
|
|
1027 error ("get: invalid factory default property `%s'", name.c_str ()); |
|
|
1028 |
|
|
1029 return retval; |
|
|
1030 } |
|
|
1031 |
|
|
1032 octave_value get_defaults (void) const |
|
|
1033 { |
|
|
1034 return default_properties.as_struct ("default"); |
|
|
1035 } |
|
|
1036 |
|
|
1037 octave_value get_factory_defaults (void) const |
|
|
1038 { |
|
|
1039 return factory_properties.as_struct ("factory"); |
|
|
1040 } |
|
|
1041 |
|
|
1042 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1043 |
|
|
1044 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1045 |
|
|
1046 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1047 |
|
|
1048 void reparent (const graphics_handle& np) { xproperties.reparent (np); } |
|
|
1049 |
|
|
1050 base_properties& get_properties (void) { return xproperties; } |
|
|
1051 |
|
6890
|
1052 void defaults (void) const |
|
|
1053 { |
|
|
1054 gripe_not_implemented ("root_figure::defaults"); |
|
|
1055 } |
|
|
1056 |
|
6874
|
1057 bool valid_object (void) const { return true; } |
|
|
1058 |
|
|
1059 private: |
|
|
1060 property_list default_properties; |
|
|
1061 |
|
|
1062 static property_list factory_properties; |
|
|
1063 |
|
|
1064 static property_list::plist_map_type init_factory_properties (void); |
|
|
1065 }; |
|
|
1066 |
|
|
1067 // --------------------------------------------------------------------- |
|
|
1068 |
|
|
1069 class figure : public base_graphics_object |
|
|
1070 { |
|
|
1071 public: |
|
|
1072 class properties : public base_properties |
|
|
1073 { |
|
|
1074 public: |
|
|
1075 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1076 |
|
|
1077 ~properties (void) { } |
|
|
1078 |
|
|
1079 void set (const property_name& name, const octave_value& val); |
|
|
1080 |
|
|
1081 octave_value get (void) const; |
|
|
1082 |
|
|
1083 octave_value get (const property_name& name) const; |
|
|
1084 |
|
|
1085 void close (void); |
|
|
1086 |
|
|
1087 std::string graphics_object_name (void) const { return go_name; } |
|
|
1088 |
|
|
1089 static property_list::pval_map_type factory_defaults (void); |
|
|
1090 |
|
|
1091 // See the genprops.awk script for an explanation of the |
|
|
1092 // properties declarations. |
|
|
1093 |
|
|
1094 BEGIN_PROPERTIES |
|
|
1095 octave_value __plot_stream__ |
|
|
1096 octave_value nextplot |
|
|
1097 octave_value closerequestfcn |
|
|
1098 graphics_handle currentaxes S |
|
|
1099 colormap_property colormap |
|
|
1100 octave_value visible S |
|
|
1101 octave_value paperorientation |
|
|
1102 END_PROPERTIES |
|
|
1103 |
|
|
1104 static std::string go_name; |
|
|
1105 }; |
|
|
1106 |
|
|
1107 private: |
|
|
1108 properties xproperties; |
|
|
1109 |
|
|
1110 public: |
|
|
1111 figure (const graphics_handle& mh, const graphics_handle& p) |
|
|
1112 : base_graphics_object (), xproperties (mh, p), default_properties () |
|
|
1113 { |
|
|
1114 xproperties.override_defaults (*this); |
|
|
1115 } |
|
|
1116 |
|
|
1117 ~figure (void) |
|
|
1118 { |
|
|
1119 xproperties.delete_children (); |
|
|
1120 xproperties.close (); |
|
|
1121 } |
|
|
1122 |
|
|
1123 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1124 |
|
|
1125 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1126 |
|
|
1127 void override_defaults (base_graphics_object& obj) |
|
|
1128 { |
|
|
1129 // Allow parent (root figure) to override first (properties knows how |
|
|
1130 // to find the parent object). |
|
|
1131 xproperties.override_defaults (obj); |
|
|
1132 |
|
|
1133 // Now override with our defaults. If the default_properties |
|
|
1134 // list includes the properties for all defaults (line, |
|
|
1135 // surface, etc.) then we don't have to know the type of OBJ |
|
|
1136 // here, we just call its set function and let it decide which |
|
|
1137 // properties from the list to use. |
|
|
1138 obj.set_from_list (default_properties); |
|
|
1139 } |
|
|
1140 |
|
|
1141 void set_from_list (property_list& plist) |
|
|
1142 { |
|
|
1143 xproperties.set_from_list (*this, plist); |
|
|
1144 } |
|
|
1145 |
|
|
1146 void set (const property_name& name, const octave_value& value) |
|
|
1147 { |
|
|
1148 if (name.compare ("default", 7)) |
|
|
1149 // strip "default", pass rest to function that will |
|
|
1150 // parse the remainder and add the element to the |
|
|
1151 // default_properties map. |
|
|
1152 default_properties.set (name.substr (7), value); |
|
|
1153 else |
|
|
1154 xproperties.set (name, value); |
|
|
1155 } |
|
|
1156 |
|
|
1157 octave_value get (void) const |
|
|
1158 { |
|
|
1159 return xproperties.get (); |
|
|
1160 } |
|
|
1161 |
|
|
1162 octave_value get (const property_name& name) const |
|
|
1163 { |
|
|
1164 octave_value retval; |
|
|
1165 |
|
|
1166 if (name.compare ("default", 7)) |
|
|
1167 retval = get_default (name.substr (7)); |
|
|
1168 else |
|
|
1169 retval = xproperties.get (name); |
|
|
1170 |
|
|
1171 return retval; |
|
|
1172 } |
|
|
1173 |
|
|
1174 octave_value get_default (const property_name& name) const; |
|
|
1175 |
|
|
1176 octave_value get_defaults (void) const |
|
|
1177 { |
|
|
1178 return default_properties.as_struct ("default"); |
|
|
1179 } |
|
|
1180 |
|
|
1181 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1182 |
|
|
1183 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1184 |
|
|
1185 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1186 |
|
|
1187 void reparent (const graphics_handle& np) { xproperties.reparent (np); } |
|
|
1188 |
|
|
1189 base_properties& get_properties (void) { return xproperties; } |
|
|
1190 |
|
6890
|
1191 void defaults (void) const { gripe_not_implemented ("figure::defaults"); } |
|
|
1192 |
|
6874
|
1193 bool valid_object (void) const { return true; } |
|
|
1194 |
|
|
1195 private: |
|
|
1196 property_list default_properties; |
|
|
1197 }; |
|
|
1198 |
|
|
1199 // --------------------------------------------------------------------- |
|
|
1200 |
|
|
1201 class axes : public base_graphics_object |
|
|
1202 { |
|
|
1203 public: |
|
|
1204 class properties : public base_properties |
|
|
1205 { |
|
|
1206 public: |
|
|
1207 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1208 |
|
|
1209 ~properties (void) { } |
|
|
1210 |
|
|
1211 void set (const property_name& name, const octave_value& val); |
|
|
1212 |
|
|
1213 void set_defaults (base_graphics_object& obj, const std::string& mode); |
|
|
1214 |
|
|
1215 octave_value get (void) const; |
|
|
1216 |
|
|
1217 octave_value get (const property_name& name) const; |
|
|
1218 |
|
|
1219 void remove_child (const graphics_handle& h); |
|
|
1220 |
|
|
1221 void delete_children (void); |
|
|
1222 |
|
|
1223 std::string graphics_object_name (void) const { return go_name; } |
|
|
1224 |
|
|
1225 static property_list::pval_map_type factory_defaults (void); |
|
|
1226 |
|
|
1227 // See the genprops.awk script for an explanation of the |
|
|
1228 // properties declarations. |
|
|
1229 |
|
|
1230 BEGIN_PROPERTIES |
|
|
1231 octave_value position |
|
|
1232 mutable graphics_handle title GSO |
|
|
1233 octave_value box |
|
|
1234 octave_value key |
|
|
1235 octave_value keybox |
|
|
1236 octave_value keypos |
|
6962
|
1237 octave_value colororder |
|
6874
|
1238 octave_value dataaspectratio m |
|
|
1239 octave_value dataaspectratiomode |
|
|
1240 octave_value xlim m |
|
|
1241 octave_value ylim m |
|
|
1242 octave_value zlim m |
|
|
1243 octave_value clim m |
|
|
1244 octave_value xlimmode |
|
|
1245 octave_value ylimmode |
|
|
1246 octave_value zlimmode |
|
|
1247 octave_value climmode |
|
|
1248 mutable graphics_handle xlabel GSO |
|
|
1249 mutable graphics_handle ylabel GSO |
|
|
1250 mutable graphics_handle zlabel GSO |
|
|
1251 octave_value xgrid |
|
|
1252 octave_value ygrid |
|
|
1253 octave_value zgrid |
|
|
1254 octave_value xminorgrid |
|
|
1255 octave_value yminorgrid |
|
|
1256 octave_value zminorgrid |
|
|
1257 octave_value xtick m |
|
|
1258 octave_value ytick m |
|
|
1259 octave_value ztick m |
|
|
1260 octave_value xtickmode |
|
|
1261 octave_value ytickmode |
|
|
1262 octave_value ztickmode |
|
|
1263 octave_value xticklabel m |
|
|
1264 octave_value yticklabel m |
|
|
1265 octave_value zticklabel m |
|
|
1266 octave_value xticklabelmode |
|
|
1267 octave_value yticklabelmode |
|
|
1268 octave_value zticklabelmode |
|
|
1269 octave_value xscale |
|
|
1270 octave_value yscale |
|
|
1271 octave_value zscale |
|
|
1272 octave_value xdir |
|
|
1273 octave_value ydir |
|
|
1274 octave_value zdir |
|
|
1275 octave_value xaxislocation |
|
|
1276 octave_value yaxislocation |
|
|
1277 octave_value view |
|
|
1278 octave_value visible |
|
|
1279 octave_value nextplot |
|
|
1280 octave_value outerposition |
|
|
1281 END_PROPERTIES |
|
|
1282 |
|
|
1283 static std::string go_name; |
|
|
1284 }; |
|
|
1285 |
|
|
1286 private: |
|
|
1287 properties xproperties; |
|
|
1288 |
|
|
1289 public: |
|
|
1290 axes (const graphics_handle& mh, const graphics_handle& p) |
|
|
1291 : base_graphics_object (), xproperties (mh, p), default_properties () |
|
|
1292 { |
|
|
1293 xproperties.override_defaults (*this); |
|
|
1294 } |
|
|
1295 |
|
|
1296 ~axes (void) { xproperties.delete_children (); } |
|
|
1297 |
|
|
1298 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1299 |
|
|
1300 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1301 |
|
|
1302 void override_defaults (base_graphics_object& obj) |
|
|
1303 { |
|
|
1304 // Allow parent (figure) to override first (properties knows how |
|
|
1305 // to find the parent object). |
|
|
1306 xproperties.override_defaults (obj); |
|
|
1307 |
|
|
1308 // Now override with our defaults. If the default_properties |
|
|
1309 // list includes the properties for all defaults (line, |
|
|
1310 // surface, etc.) then we don't have to know the type of OBJ |
|
|
1311 // here, we just call its set function and let it decide which |
|
|
1312 // properties from the list to use. |
|
|
1313 obj.set_from_list (default_properties); |
|
|
1314 } |
|
|
1315 |
|
|
1316 void set_from_list (property_list& plist) |
|
|
1317 { |
|
|
1318 xproperties.set_from_list (*this, plist); |
|
|
1319 } |
|
|
1320 |
|
|
1321 void set (const property_name& name, const octave_value& value) |
|
|
1322 { |
|
|
1323 if (name.compare ("default", 7)) |
|
|
1324 // strip "default", pass rest to function that will |
|
|
1325 // parse the remainder and add the element to the |
|
|
1326 // default_properties map. |
|
|
1327 default_properties.set (name.substr (7), value); |
|
|
1328 else |
|
|
1329 xproperties.set (name, value); |
|
|
1330 } |
|
|
1331 |
|
|
1332 void set_defaults (const std::string& mode) |
|
|
1333 { |
|
|
1334 xproperties.set_defaults (*this, mode); |
|
|
1335 } |
|
|
1336 |
|
|
1337 octave_value get (void) const |
|
|
1338 { |
|
|
1339 return xproperties.get (); |
|
|
1340 } |
|
|
1341 |
|
|
1342 octave_value get (const property_name& name) const |
|
|
1343 { |
|
|
1344 octave_value retval; |
|
|
1345 |
|
|
1346 // FIXME -- finish this. |
|
|
1347 if (name.compare ("default", 7)) |
|
|
1348 retval = get_default (name.substr (7)); |
|
|
1349 else |
|
|
1350 retval = xproperties.get (name); |
|
|
1351 |
|
|
1352 return retval; |
|
|
1353 } |
|
|
1354 |
|
|
1355 octave_value get_default (const property_name& name) const; |
|
|
1356 |
|
|
1357 octave_value get_defaults (void) const |
|
|
1358 { |
|
|
1359 return default_properties.as_struct ("default"); |
|
|
1360 } |
|
|
1361 |
|
|
1362 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1363 |
|
|
1364 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1365 |
|
|
1366 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1367 |
|
|
1368 void reparent (const graphics_handle& np) { xproperties.reparent (np); } |
|
|
1369 |
|
|
1370 base_properties& get_properties (void) { return xproperties; } |
|
|
1371 |
|
6890
|
1372 void defaults (void) const { gripe_not_implemented ("axes::defaults"); } |
|
|
1373 |
|
6874
|
1374 bool valid_object (void) const { return true; } |
|
|
1375 |
|
|
1376 private: |
|
|
1377 property_list default_properties; |
|
|
1378 }; |
|
|
1379 |
|
|
1380 // --------------------------------------------------------------------- |
|
|
1381 |
|
|
1382 class line : public base_graphics_object |
|
|
1383 { |
|
|
1384 public: |
|
|
1385 class properties : public base_properties |
|
|
1386 { |
|
|
1387 public: |
|
|
1388 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1389 |
|
|
1390 ~properties (void) { } |
|
|
1391 |
|
|
1392 void set (const property_name& name, const octave_value& val); |
|
|
1393 |
|
|
1394 octave_value get (void) const; |
|
|
1395 |
|
|
1396 octave_value get (const property_name& name) const; |
|
|
1397 |
|
|
1398 std::string graphics_object_name (void) const { return go_name; } |
|
|
1399 |
|
|
1400 static property_list::pval_map_type factory_defaults (void); |
|
|
1401 |
|
|
1402 // See the genprops.awk script for an explanation of the |
|
|
1403 // properties declarations. |
|
|
1404 |
|
|
1405 BEGIN_PROPERTIES |
|
|
1406 octave_value xdata |
|
|
1407 octave_value ydata |
|
|
1408 octave_value zdata |
|
|
1409 octave_value ldata |
|
|
1410 octave_value udata |
|
|
1411 octave_value xldata |
|
|
1412 octave_value xudata |
|
|
1413 color_property color |
|
|
1414 octave_value linestyle |
|
|
1415 octave_value linewidth |
|
|
1416 octave_value marker |
|
|
1417 octave_value markeredgecolor |
|
|
1418 octave_value markerfacecolor |
|
|
1419 octave_value markersize |
|
|
1420 octave_value keylabel |
|
|
1421 END_PROPERTIES |
|
|
1422 |
|
|
1423 static std::string go_name; |
|
|
1424 }; |
|
|
1425 |
|
|
1426 private: |
|
|
1427 properties xproperties; |
|
|
1428 |
|
|
1429 public: |
|
|
1430 line (const graphics_handle& mh, const graphics_handle& p) |
|
|
1431 : base_graphics_object (), xproperties (mh, p) |
|
|
1432 { |
|
|
1433 xproperties.override_defaults (*this); |
|
|
1434 } |
|
|
1435 |
|
|
1436 ~line (void) { xproperties.delete_children (); } |
|
|
1437 |
|
|
1438 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1439 |
|
|
1440 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1441 |
|
|
1442 void override_defaults (base_graphics_object& obj) |
|
|
1443 { |
|
|
1444 // Allow parent (figure) to override first (properties knows how |
|
|
1445 // to find the parent object). |
|
|
1446 xproperties.override_defaults (obj); |
|
|
1447 } |
|
|
1448 |
|
|
1449 void set_from_list (property_list& plist) |
|
|
1450 { |
|
|
1451 xproperties.set_from_list (*this, plist); |
|
|
1452 } |
|
|
1453 |
|
|
1454 void set (const property_name& name, const octave_value& val) |
|
|
1455 { |
|
|
1456 xproperties.set (name, val); |
|
|
1457 } |
|
|
1458 |
|
|
1459 octave_value get (void) const |
|
|
1460 { |
|
|
1461 return xproperties.get (); |
|
|
1462 } |
|
|
1463 |
|
|
1464 octave_value get (const property_name& name) const |
|
|
1465 { |
|
|
1466 return xproperties.get (name); |
|
|
1467 } |
|
|
1468 |
|
|
1469 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1470 |
|
|
1471 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1472 |
|
|
1473 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1474 |
|
|
1475 void reparent (const graphics_handle& h) { xproperties.reparent (h); } |
|
|
1476 |
|
|
1477 base_properties& get_properties (void) { return xproperties; } |
|
|
1478 |
|
6890
|
1479 void defaults (void) const { gripe_not_implemented ("line::defaults"); } |
|
|
1480 |
|
6874
|
1481 bool valid_object (void) const { return true; } |
|
|
1482 }; |
|
|
1483 |
|
|
1484 // --------------------------------------------------------------------- |
|
|
1485 |
|
|
1486 class text : public base_graphics_object |
|
|
1487 { |
|
|
1488 public: |
|
|
1489 class properties : public base_properties |
|
|
1490 { |
|
|
1491 public: |
|
|
1492 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1493 |
|
|
1494 ~properties (void) { } |
|
|
1495 |
|
|
1496 void set (const property_name& name, const octave_value& val); |
|
|
1497 |
|
|
1498 octave_value get (void) const; |
|
|
1499 |
|
|
1500 octave_value get (const property_name& name) const; |
|
|
1501 |
|
|
1502 std::string graphics_object_name (void) const { return go_name; } |
|
|
1503 |
|
|
1504 static property_list::pval_map_type factory_defaults (void); |
|
|
1505 |
|
|
1506 // See the genprops.awk script for an explanation of the |
|
|
1507 // properties declarations. |
|
|
1508 |
|
|
1509 BEGIN_PROPERTIES |
|
|
1510 octave_value string |
|
|
1511 octave_value units |
|
|
1512 octave_value position |
|
|
1513 octave_value rotation |
|
|
1514 octave_value horizontalalignment |
|
6890
|
1515 color_property color |
|
7162
|
1516 octave_value fontname |
|
|
1517 octave_value fontsize |
|
7168
|
1518 string_property fontangle a |
|
|
1519 string_property fontweight a |
|
6874
|
1520 END_PROPERTIES |
|
|
1521 |
|
|
1522 static std::string go_name; |
|
|
1523 }; |
|
|
1524 |
|
|
1525 private: |
|
|
1526 properties xproperties; |
|
|
1527 |
|
|
1528 public: |
|
|
1529 text (const graphics_handle& mh, const graphics_handle& p) |
|
|
1530 : base_graphics_object (), xproperties (mh, p) |
|
|
1531 { |
|
|
1532 xproperties.override_defaults (*this); |
|
|
1533 } |
|
|
1534 |
|
|
1535 ~text (void) { xproperties.delete_children (); } |
|
|
1536 |
|
|
1537 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1538 |
|
|
1539 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1540 |
|
|
1541 void override_defaults (base_graphics_object& obj) |
|
|
1542 { |
|
|
1543 // Allow parent (figure) to override first (properties knows how |
|
|
1544 // to find the parent object). |
|
|
1545 xproperties.override_defaults (obj); |
|
|
1546 } |
|
|
1547 |
|
|
1548 void set_from_list (property_list& plist) |
|
|
1549 { |
|
|
1550 xproperties.set_from_list (*this, plist); |
|
|
1551 } |
|
|
1552 |
|
|
1553 void set (const property_name& name, const octave_value& val) |
|
|
1554 { |
|
|
1555 xproperties.set (name, val); |
|
|
1556 } |
|
|
1557 |
|
|
1558 octave_value get (void) const |
|
|
1559 { |
|
|
1560 return xproperties.get (); |
|
|
1561 } |
|
|
1562 |
|
|
1563 octave_value get (const property_name& name) const |
|
|
1564 { |
|
|
1565 return xproperties.get (name); |
|
|
1566 } |
|
|
1567 |
|
|
1568 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1569 |
|
|
1570 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1571 |
|
|
1572 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1573 |
|
|
1574 void reparent (const graphics_handle& h) { xproperties.reparent (h); } |
|
|
1575 |
|
|
1576 base_properties& get_properties (void) { return xproperties; } |
|
|
1577 |
|
6890
|
1578 void defaults (void) const { gripe_not_implemented ("text::defaults"); } |
|
|
1579 |
|
6874
|
1580 bool valid_object (void) const { return true; } |
|
|
1581 }; |
|
|
1582 |
|
|
1583 // --------------------------------------------------------------------- |
|
|
1584 |
|
|
1585 class image : public base_graphics_object |
|
|
1586 { |
|
|
1587 public: |
|
|
1588 class properties : public base_properties |
|
|
1589 { |
|
|
1590 public: |
|
|
1591 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1592 |
|
|
1593 ~properties (void) { } |
|
|
1594 |
|
|
1595 void set (const property_name& name, const octave_value& val); |
|
|
1596 |
|
|
1597 octave_value get (void) const; |
|
|
1598 |
|
|
1599 octave_value get (const property_name& name) const; |
|
|
1600 |
|
|
1601 std::string graphics_object_name (void) const { return go_name; } |
|
|
1602 |
|
|
1603 static property_list::pval_map_type factory_defaults (void); |
|
|
1604 |
|
|
1605 // See the genprops.awk script for an explanation of the |
|
|
1606 // properties declarations. |
|
|
1607 |
|
|
1608 BEGIN_PROPERTIES |
|
|
1609 octave_value cdata |
|
|
1610 octave_value xdata |
|
|
1611 octave_value ydata |
|
|
1612 END_PROPERTIES |
|
|
1613 |
|
|
1614 static std::string go_name; |
|
|
1615 }; |
|
|
1616 |
|
|
1617 private: |
|
|
1618 properties xproperties; |
|
|
1619 |
|
|
1620 public: |
|
|
1621 image (const graphics_handle& mh, const graphics_handle& p) |
|
|
1622 : base_graphics_object (), xproperties (mh, p) |
|
|
1623 { |
|
|
1624 xproperties.override_defaults (*this); |
|
|
1625 } |
|
|
1626 |
|
|
1627 ~image (void) { xproperties.delete_children (); } |
|
|
1628 |
|
|
1629 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1630 |
|
|
1631 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1632 |
|
|
1633 void override_defaults (base_graphics_object& obj) |
|
|
1634 { |
|
|
1635 // Allow parent (figure) to override first (properties knows how |
|
|
1636 // to find the parent object). |
|
|
1637 xproperties.override_defaults (obj); |
|
|
1638 } |
|
|
1639 |
|
|
1640 void set_from_list (property_list& plist) |
|
|
1641 { |
|
|
1642 xproperties.set_from_list (*this, plist); |
|
|
1643 } |
|
|
1644 |
|
|
1645 void set (const property_name& name, const octave_value& val) |
|
|
1646 { |
|
|
1647 xproperties.set (name, val); |
|
|
1648 } |
|
|
1649 |
|
|
1650 octave_value get (void) const |
|
|
1651 { |
|
|
1652 return xproperties.get (); |
|
|
1653 } |
|
|
1654 |
|
|
1655 octave_value get (const property_name& name) const |
|
|
1656 { |
|
|
1657 return xproperties.get (name); |
|
|
1658 } |
|
|
1659 |
|
|
1660 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1661 |
|
|
1662 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1663 |
|
|
1664 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1665 |
|
|
1666 void reparent (const graphics_handle& h) { xproperties.reparent (h); } |
|
|
1667 |
|
|
1668 base_properties& get_properties (void) { return xproperties; } |
|
|
1669 |
|
6890
|
1670 void defaults (void) const { gripe_not_implemented ("image::defaults"); } |
|
|
1671 |
|
6874
|
1672 bool valid_object (void) const { return true; } |
|
|
1673 }; |
|
|
1674 |
|
|
1675 // --------------------------------------------------------------------- |
|
|
1676 |
|
|
1677 class patch : public base_graphics_object |
|
|
1678 { |
|
|
1679 public: |
|
|
1680 class properties : public base_properties |
|
|
1681 { |
|
|
1682 public: |
|
|
1683 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1684 |
|
|
1685 ~properties (void) { } |
|
|
1686 |
|
|
1687 void set (const property_name& name, const octave_value& val); |
|
|
1688 |
|
|
1689 octave_value get (void) const; |
|
|
1690 |
|
|
1691 octave_value get (const property_name& name) const; |
|
|
1692 |
|
|
1693 std::string graphics_object_name (void) const { return go_name; } |
|
|
1694 |
|
|
1695 static property_list::pval_map_type factory_defaults (void); |
|
|
1696 |
|
|
1697 // See the genprops.awk script for an explanation of the |
|
|
1698 // properties declarations. |
|
|
1699 |
|
|
1700 BEGIN_PROPERTIES |
|
|
1701 octave_value cdata |
|
|
1702 octave_value xdata |
|
|
1703 octave_value ydata |
|
|
1704 octave_value zdata |
|
7020
|
1705 octave_value faces |
|
|
1706 octave_value vertices |
|
6938
|
1707 color_property facecolor a |
|
6874
|
1708 octave_value facealpha |
|
6938
|
1709 color_property edgecolor a |
|
6874
|
1710 octave_value linestyle |
|
|
1711 octave_value linewidth |
|
|
1712 octave_value marker |
|
|
1713 octave_value markeredgecolor |
|
|
1714 octave_value markerfacecolor |
|
|
1715 octave_value markersize |
|
7148
|
1716 octave_value keylabel |
|
6874
|
1717 END_PROPERTIES |
|
|
1718 |
|
|
1719 static std::string go_name; |
|
|
1720 }; |
|
|
1721 |
|
|
1722 private: |
|
|
1723 properties xproperties; |
|
|
1724 |
|
|
1725 public: |
|
|
1726 patch (const graphics_handle& mh, const graphics_handle& p) |
|
|
1727 : base_graphics_object (), xproperties (mh, p) |
|
|
1728 { |
|
|
1729 xproperties.override_defaults (*this); |
|
|
1730 } |
|
|
1731 |
|
|
1732 ~patch (void) { xproperties.delete_children (); } |
|
|
1733 |
|
|
1734 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1735 |
|
|
1736 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1737 |
|
|
1738 void override_defaults (base_graphics_object& obj) |
|
|
1739 { |
|
|
1740 // Allow parent (figure) to override first (properties knows how |
|
|
1741 // to find the parent object). |
|
|
1742 xproperties.override_defaults (obj); |
|
|
1743 } |
|
|
1744 |
|
|
1745 void set_from_list (property_list& plist) |
|
|
1746 { |
|
|
1747 xproperties.set_from_list (*this, plist); |
|
|
1748 } |
|
|
1749 |
|
|
1750 void set (const property_name& name, const octave_value& val) |
|
|
1751 { |
|
|
1752 xproperties.set (name, val); |
|
|
1753 } |
|
|
1754 |
|
|
1755 octave_value get (void) const |
|
|
1756 { |
|
|
1757 return xproperties.get (); |
|
|
1758 } |
|
|
1759 |
|
|
1760 octave_value get (const property_name& name) const |
|
|
1761 { |
|
|
1762 return xproperties.get (name); |
|
|
1763 } |
|
|
1764 |
|
|
1765 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1766 |
|
|
1767 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1768 |
|
|
1769 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1770 |
|
|
1771 void reparent (const graphics_handle& h) { xproperties.reparent (h); } |
|
|
1772 |
|
|
1773 base_properties& get_properties (void) { return xproperties; } |
|
|
1774 |
|
6890
|
1775 void defaults (void) const { gripe_not_implemented ("patch::defaults"); } |
|
|
1776 |
|
6874
|
1777 bool valid_object (void) const { return true; } |
|
|
1778 }; |
|
|
1779 |
|
|
1780 // --------------------------------------------------------------------- |
|
|
1781 |
|
|
1782 class surface : public base_graphics_object |
|
|
1783 { |
|
|
1784 public: |
|
|
1785 class properties : public base_properties |
|
|
1786 { |
|
|
1787 public: |
|
|
1788 properties (const graphics_handle& mh, const graphics_handle& p); |
|
|
1789 |
|
|
1790 ~properties (void) { } |
|
|
1791 |
|
|
1792 void set (const property_name& name, const octave_value& val); |
|
|
1793 |
|
|
1794 octave_value get (void) const; |
|
|
1795 |
|
|
1796 octave_value get (const property_name& name) const; |
|
|
1797 |
|
|
1798 std::string graphics_object_name (void) const { return go_name; } |
|
|
1799 |
|
|
1800 static property_list::pval_map_type factory_defaults (void); |
|
|
1801 |
|
|
1802 // See the genprops.awk script for an explanation of the |
|
|
1803 // properties declarations. |
|
|
1804 |
|
|
1805 BEGIN_PROPERTIES |
|
|
1806 octave_value xdata |
|
|
1807 octave_value ydata |
|
|
1808 octave_value zdata |
|
7108
|
1809 octave_value cdata |
|
|
1810 color_property facecolor a |
|
|
1811 octave_value facealpha |
|
|
1812 color_property edgecolor a |
|
|
1813 octave_value linestyle |
|
|
1814 octave_value linewidth |
|
|
1815 octave_value marker |
|
|
1816 octave_value markeredgecolor |
|
|
1817 octave_value markerfacecolor |
|
|
1818 octave_value markersize |
|
6874
|
1819 octave_value keylabel |
|
|
1820 END_PROPERTIES |
|
|
1821 |
|
|
1822 static std::string go_name; |
|
|
1823 }; |
|
|
1824 |
|
|
1825 private: |
|
|
1826 properties xproperties; |
|
|
1827 |
|
|
1828 public: |
|
|
1829 surface (const graphics_handle& mh, const graphics_handle& p) |
|
|
1830 : base_graphics_object (), xproperties (mh, p) |
|
|
1831 { |
|
|
1832 xproperties.override_defaults (*this); |
|
|
1833 } |
|
|
1834 |
|
|
1835 ~surface (void) { xproperties.delete_children (); } |
|
|
1836 |
|
|
1837 std::string type (void) const { return xproperties.graphics_object_name (); } |
|
|
1838 |
|
|
1839 void mark_modified (void) { xproperties.mark_modified (); } |
|
|
1840 |
|
|
1841 void override_defaults (base_graphics_object& obj) |
|
|
1842 { |
|
|
1843 // Allow parent (figure) to override first (properties knows how |
|
|
1844 // to find the parent object). |
|
|
1845 xproperties.override_defaults (obj); |
|
|
1846 } |
|
|
1847 |
|
|
1848 void set_from_list (property_list& plist) |
|
|
1849 { |
|
|
1850 xproperties.set_from_list (*this, plist); |
|
|
1851 } |
|
|
1852 |
|
|
1853 void set (const property_name& name, const octave_value& val) |
|
|
1854 { |
|
|
1855 xproperties.set (name, val); |
|
|
1856 } |
|
|
1857 |
|
|
1858 octave_value get (void) const |
|
|
1859 { |
|
|
1860 return xproperties.get (); |
|
|
1861 } |
|
|
1862 |
|
|
1863 octave_value get (const property_name& name) const |
|
|
1864 { |
|
|
1865 return xproperties.get (name); |
|
|
1866 } |
|
|
1867 |
|
|
1868 graphics_handle get_parent (void) const { return xproperties.get_parent (); } |
|
|
1869 |
|
|
1870 void remove_child (const graphics_handle& h) { xproperties.remove_child (h); } |
|
|
1871 |
|
|
1872 void adopt (const graphics_handle& h) { xproperties.adopt (h); } |
|
|
1873 |
|
|
1874 void reparent (const graphics_handle& h) { xproperties.reparent (h); } |
|
|
1875 |
|
|
1876 base_properties& get_properties (void) { return xproperties; } |
|
|
1877 |
|
6890
|
1878 void defaults (void) const { gripe_not_implemented ("surface::defaults"); } |
|
|
1879 |
|
6874
|
1880 bool valid_object (void) const { return true; } |
|
|
1881 }; |
|
|
1882 |
|
|
1883 octave_value |
|
|
1884 get_property_from_handle (double handle, const std::string &property, |
|
|
1885 const std::string &func); |
|
|
1886 bool |
|
|
1887 set_property_in_handle (double handle, const std::string &property, |
|
|
1888 const octave_value &arg, const std::string &func); |
|
|
1889 |
|
|
1890 // --------------------------------------------------------------------- |
|
|
1891 |
|
|
1892 class gh_manager |
|
|
1893 { |
|
|
1894 protected: |
|
|
1895 |
|
|
1896 gh_manager (void); |
|
|
1897 |
|
|
1898 public: |
|
|
1899 |
|
|
1900 static bool instance_ok (void) |
|
|
1901 { |
|
|
1902 bool retval = true; |
|
|
1903 |
|
|
1904 if (! instance) |
|
|
1905 instance = new gh_manager (); |
|
|
1906 |
|
|
1907 if (! instance) |
|
|
1908 { |
|
|
1909 ::error ("unable to create gh_manager!"); |
|
|
1910 |
|
|
1911 retval = false; |
|
|
1912 } |
|
|
1913 |
|
|
1914 return retval; |
|
|
1915 } |
|
|
1916 |
|
|
1917 static void free (const graphics_handle& h) |
|
|
1918 { |
|
|
1919 if (instance_ok ()) |
|
|
1920 instance->do_free (h); |
|
|
1921 } |
|
|
1922 |
|
|
1923 static graphics_handle lookup (double val) |
|
|
1924 { |
|
|
1925 return instance_ok () ? instance->do_lookup (val) : graphics_handle (); |
|
|
1926 } |
|
|
1927 |
|
|
1928 static graphics_object get_object (const graphics_handle& h) |
|
|
1929 { |
|
|
1930 return instance_ok () ? instance->do_get_object (h) : graphics_object (); |
|
|
1931 } |
|
|
1932 |
|
|
1933 static graphics_handle |
|
|
1934 make_graphics_handle (const std::string& go_name, |
|
|
1935 const graphics_handle& parent) |
|
|
1936 { |
|
|
1937 return instance_ok () |
|
|
1938 ? instance->do_make_graphics_handle (go_name, parent) |
|
|
1939 : graphics_handle (); |
|
|
1940 } |
|
|
1941 |
|
|
1942 static graphics_handle make_figure_handle (double val) |
|
|
1943 { |
|
|
1944 return instance_ok () |
|
|
1945 ? instance->do_make_figure_handle (val) : graphics_handle (); |
|
|
1946 } |
|
|
1947 |
|
|
1948 static void push_figure (const graphics_handle& h) |
|
|
1949 { |
|
|
1950 if (instance_ok ()) |
|
|
1951 instance->do_push_figure (h); |
|
|
1952 } |
|
|
1953 |
|
|
1954 static void pop_figure (const graphics_handle& h) |
|
|
1955 { |
|
|
1956 if (instance_ok ()) |
|
|
1957 instance->do_pop_figure (h); |
|
|
1958 } |
|
|
1959 |
|
|
1960 static graphics_handle current_figure (void) |
|
|
1961 { |
|
|
1962 return instance_ok () |
|
|
1963 ? instance->do_current_figure () : graphics_handle (); |
|
|
1964 } |
|
|
1965 |
|
|
1966 static Matrix handle_list (void) |
|
|
1967 { |
|
|
1968 return instance_ok () ? instance->do_handle_list () : Matrix (); |
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1969 } |
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1970 |
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1971 static Matrix figure_handle_list (void) |
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1972 { |
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1973 return instance_ok () ? instance->do_figure_handle_list () : Matrix (); |
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1974 } |
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1975 |
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1976 private: |
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1977 |
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1978 static gh_manager *instance; |
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1979 |
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1980 typedef std::map<graphics_handle, graphics_object>::iterator iterator; |
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1981 typedef std::map<graphics_handle, graphics_object>::const_iterator const_iterator; |
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1982 |
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1983 typedef std::set<graphics_handle>::iterator free_list_iterator; |
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1984 typedef std::set<graphics_handle>::const_iterator const_free_list_iterator; |
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1985 |
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1986 typedef std::list<graphics_handle>::iterator figure_list_iterator; |
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1987 typedef std::list<graphics_handle>::const_iterator const_figure_list_iterator; |
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1988 |
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1989 // A map of handles to graphics objects. |
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1990 std::map<graphics_handle, graphics_object> handle_map; |
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1991 |
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1992 // The available graphics handles. |
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1993 std::set<graphics_handle> handle_free_list; |
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1994 |
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1995 // The next handle available if handle_free_list is empty. |
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|
1996 graphics_handle next_handle; |
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|
1997 |
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|
1998 // The allocated figure handles. Top of the stack is most recently |
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|
1999 // created. |
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|
2000 std::list<graphics_handle> figure_list; |
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|
2001 |
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2002 graphics_handle get_handle (const std::string& go_name); |
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2003 |
|
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2004 void do_free (const graphics_handle& h); |
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2005 |
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2006 graphics_handle do_lookup (double val) |
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|
2007 { |
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2008 iterator p = handle_map.find (val); |
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|
2009 |
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2010 return (p != handle_map.end ()) ? p->first : graphics_handle (); |
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|
2011 } |
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|
2012 |
|
|
2013 graphics_object do_get_object (const graphics_handle& h) |
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|
2014 { |
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2015 iterator p = handle_map.find (h); |
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|
2016 |
|
|
2017 return (p != handle_map.end ()) ? p->second : graphics_object (); |
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|
2018 } |
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|
2019 |
|
|
2020 graphics_handle do_make_graphics_handle (const std::string& go_name, |
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|
2021 const graphics_handle& p); |
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|
2022 |
|
|
2023 graphics_handle do_make_figure_handle (double val); |
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|
2024 |
|
|
2025 Matrix do_handle_list (void) |
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|
2026 { |
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|
2027 Matrix retval (1, handle_map.size ()); |
|
|
2028 octave_idx_type i = 0; |
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|
2029 for (const_iterator p = handle_map.begin (); p != handle_map.end (); p++) |
|
7056
|
2030 { |
|
|
2031 graphics_handle h = p->first; |
|
|
2032 retval(i++) = h.value (); |
|
|
2033 } |
|
6874
|
2034 return retval; |
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|
2035 } |
|
|
2036 |
|
|
2037 Matrix do_figure_handle_list (void) |
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|
2038 { |
|
|
2039 Matrix retval (1, figure_list.size ()); |
|
|
2040 octave_idx_type i = 0; |
|
|
2041 for (const_figure_list_iterator p = figure_list.begin (); |
|
|
2042 p != figure_list.end (); |
|
|
2043 p++) |
|
7056
|
2044 { |
|
|
2045 graphics_handle h = *p; |
|
|
2046 retval(i++) = h.value (); |
|
|
2047 } |
|
6874
|
2048 return retval; |
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|
2049 } |
|
|
2050 |
|
|
2051 void do_push_figure (const graphics_handle& h); |
|
|
2052 |
|
|
2053 void do_pop_figure (const graphics_handle& h); |
|
|
2054 |
|
|
2055 graphics_handle do_current_figure (void) const |
|
|
2056 { |
|
|
2057 return figure_list.empty () ? graphics_handle () : figure_list.front (); |
|
|
2058 } |
|
|
2059 }; |
|
|
2060 |
|
|
2061 |
|
|
2062 // This function is NOT equivalent to the scripting language function gcf. |
|
|
2063 graphics_handle gcf (void); |
|
|
2064 |
|
|
2065 // This function is NOT equivalent to the scripting language function gca. |
|
|
2066 graphics_handle gca (void); |
|
|
2067 |
|
|
2068 #endif |
|
|
2069 |
|
|
2070 /* |
|
|
2071 ;;; Local Variables: *** |
|
|
2072 ;;; mode: C++ *** |
|
|
2073 ;;; End: *** |
|
|
2074 */ |
