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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 Chris Cannam.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #include "Clipboard.h"
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17
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18 Clipboard::Point::Point(long frame, QString label) :
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19 m_haveFrame(true),
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20 m_frame(frame),
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21 m_haveValue(false),
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22 m_haveDuration(false),
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23 m_haveLabel(true),
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24 m_label(label),
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25 m_haveLevel(false),
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26 m_level(0.f),
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27 m_haveReferenceFrame(false),
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28 m_referenceFrame(frame)
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29 {
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30 }
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31
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32 Clipboard::Point::Point(long frame, float value, QString label) :
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33 m_haveFrame(true),
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34 m_frame(frame),
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35 m_haveValue(true),
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36 m_value(value),
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37 m_haveDuration(false),
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38 m_haveLabel(true),
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39 m_label(label),
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40 m_haveLevel(false),
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41 m_level(0.f),
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42 m_haveReferenceFrame(false),
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43 m_referenceFrame(frame)
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44 {
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45 }
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46
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47 Clipboard::Point::Point(long frame, float value, int duration, QString label) :
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48 m_haveFrame(true),
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49 m_frame(frame),
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50 m_haveValue(true),
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51 m_value(value),
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52 m_haveDuration(true),
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53 m_duration(duration),
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54 m_haveLabel(true),
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55 m_label(label),
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56 m_haveLevel(false),
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57 m_level(0.f),
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58 m_haveReferenceFrame(false),
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59 m_referenceFrame(frame)
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60 {
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61 }
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62
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63 Clipboard::Point::Point(long frame, float value, int duration, float level, QString label) :
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64 m_haveFrame(true),
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65 m_frame(frame),
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66 m_haveValue(true),
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67 m_value(value),
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68 m_haveDuration(true),
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69 m_duration(duration),
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70 m_haveLabel(true),
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71 m_label(label),
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72 m_haveLevel(true),
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73 m_level(level),
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74 m_haveReferenceFrame(false),
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75 m_referenceFrame(frame)
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76 {
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77 }
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78
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79 Clipboard::Point::Point(const Point &point) :
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80 m_haveFrame(point.m_haveFrame),
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81 m_frame(point.m_frame),
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82 m_haveValue(point.m_haveValue),
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83 m_value(point.m_value),
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84 m_haveDuration(point.m_haveDuration),
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85 m_duration(point.m_duration),
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86 m_haveLabel(point.m_haveLabel),
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87 m_label(point.m_label),
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88 m_haveLevel(point.m_haveLevel),
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89 m_level(point.m_level),
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90 m_haveReferenceFrame(point.m_haveReferenceFrame),
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91 m_referenceFrame(point.m_referenceFrame)
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92 {
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93 }
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94
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95 Clipboard::Point &
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96 Clipboard::Point::operator=(const Point &point)
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97 {
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98 if (this == &point) return *this;
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99 m_haveFrame = point.m_haveFrame;
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100 m_frame = point.m_frame;
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101 m_haveValue = point.m_haveValue;
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102 m_value = point.m_value;
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103 m_haveDuration = point.m_haveDuration;
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104 m_duration = point.m_duration;
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105 m_haveLabel = point.m_haveLabel;
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106 m_label = point.m_label;
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107 m_haveLevel = point.m_haveLevel;
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108 m_level = point.m_level;
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109 m_haveReferenceFrame = point.m_haveReferenceFrame;
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110 m_referenceFrame = point.m_referenceFrame;
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111 return *this;
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112 }
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113
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114 bool
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115 Clipboard::Point::haveFrame() const
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116 {
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117 return m_haveFrame;
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118 }
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119
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120 long
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121 Clipboard::Point::getFrame() const
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122 {
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123 return m_frame;
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124 }
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125
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126 Clipboard::Point
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127 Clipboard::Point::withFrame(long frame) const
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128 {
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129 Point p(*this);
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130 p.m_haveFrame = true;
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131 p.m_frame = frame;
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132 return p;
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133 }
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134
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135 bool
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136 Clipboard::Point::haveValue() const
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137 {
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138 return m_haveValue;
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139 }
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140
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141 float
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142 Clipboard::Point::getValue() const
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143 {
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144 return m_value;
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145 }
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146
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147 Clipboard::Point
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148 Clipboard::Point::withValue(float value) const
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149 {
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150 Point p(*this);
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151 p.m_haveValue = true;
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152 p.m_value = value;
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153 return p;
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154 }
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155
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156 bool
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157 Clipboard::Point::haveDuration() const
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158 {
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159 return m_haveDuration;
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160 }
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161
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162 int
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163 Clipboard::Point::getDuration() const
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164 {
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165 return m_duration;
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166 }
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167
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168 Clipboard::Point
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169 Clipboard::Point::withDuration(int duration) const
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170 {
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171 Point p(*this);
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172 p.m_haveDuration = true;
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173 p.m_duration = duration;
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174 return p;
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175 }
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176
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177 bool
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178 Clipboard::Point::haveLabel() const
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179 {
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180 return m_haveLabel;
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181 }
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182
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183 QString
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184 Clipboard::Point::getLabel() const
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185 {
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186 return m_label;
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187 }
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188
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189 Clipboard::Point
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190 Clipboard::Point::withLabel(QString label) const
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191 {
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192 Point p(*this);
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193 p.m_haveLabel = true;
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194 p.m_label = label;
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195 return p;
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196 }
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197
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198 bool
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199 Clipboard::Point::haveLevel() const
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200 {
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201 return m_haveLevel;
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202 }
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203
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204 float
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205 Clipboard::Point::getLevel() const
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206 {
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207 return m_level;
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208 }
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209
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210 Clipboard::Point
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211 Clipboard::Point::withLevel(float level) const
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212 {
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213 Point p(*this);
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214 p.m_haveLevel = true;
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215 p.m_level = level;
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216 return p;
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217 }
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218
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219 bool
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220 Clipboard::Point::haveReferenceFrame() const
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221 {
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222 return m_haveReferenceFrame;
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223 }
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224
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225 bool
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226 Clipboard::Point::referenceFrameDiffers() const
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227 {
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228 return m_haveReferenceFrame && (m_referenceFrame != m_frame);
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229 }
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230
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231 long
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232 Clipboard::Point::getReferenceFrame() const
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233 {
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234 return m_referenceFrame;
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235 }
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236
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237 void
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238 Clipboard::Point::setReferenceFrame(long f)
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239 {
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240 m_haveReferenceFrame = true;
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241 m_referenceFrame = f;
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242 }
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243
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244 Clipboard::Clipboard() { }
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245 Clipboard::~Clipboard() { }
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246
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247 void
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248 Clipboard::clear()
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249 {
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250 m_points.clear();
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251 }
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252
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253 bool
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254 Clipboard::empty() const
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255 {
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256 return m_points.empty();
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257 }
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258
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259 const Clipboard::PointList &
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260 Clipboard::getPoints() const
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261 {
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262 return m_points;
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263 }
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264
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265 void
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266 Clipboard::setPoints(const PointList &pl)
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267 {
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268 m_points = pl;
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269 }
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270
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271 void
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272 Clipboard::addPoint(const Point &point)
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273 {
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274 m_points.push_back(point);
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275 }
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276
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277 bool
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278 Clipboard::haveReferenceFrames() const
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279 {
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280 for (PointList::const_iterator i = m_points.begin();
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281 i != m_points.end(); ++i) {
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282 if (i->haveReferenceFrame()) return true;
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283 }
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284 return false;
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285 }
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286
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287 bool
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288 Clipboard::referenceFramesDiffer() const
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289 {
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290 for (PointList::const_iterator i = m_points.begin();
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291 i != m_points.end(); ++i) {
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292 if (i->referenceFrameDiffers()) return true;
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293 }
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294 return false;
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295 }
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296
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