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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(sv_frame_t frame, QString label) :
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19 m_haveValue(false),
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20 m_haveLevel(false),
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21 m_haveFrame(true),
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22 m_haveDuration(false),
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23 m_haveReferenceFrame(false),
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24 m_haveLabel(true),
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25 m_value(0),
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26 m_level(0.f),
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27 m_frame(frame),
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28 m_duration(0),
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29 m_referenceFrame(frame),
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30 m_label(label)
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31 {
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32 }
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33
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34 Clipboard::Point::Point(sv_frame_t frame, float value, QString label) :
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35 m_haveValue(true),
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36 m_haveLevel(false),
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37 m_haveFrame(true),
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38 m_haveDuration(false),
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39 m_haveReferenceFrame(false),
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40 m_haveLabel(true),
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41 m_value(value),
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42 m_level(0.f),
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43 m_frame(frame),
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44 m_duration(0),
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45 m_referenceFrame(frame),
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46 m_label(label)
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47 {
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48 }
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49
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50 Clipboard::Point::Point(sv_frame_t frame, float value, sv_frame_t duration, QString label) :
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51 m_haveValue(true),
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52 m_haveLevel(false),
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53 m_haveFrame(true),
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54 m_haveDuration(true),
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55 m_haveReferenceFrame(false),
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56 m_haveLabel(true),
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57 m_value(value),
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58 m_level(0.f),
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59 m_frame(frame),
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60 m_duration(duration),
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61 m_referenceFrame(frame),
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62 m_label(label)
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63 {
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64 }
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65
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66 Clipboard::Point::Point(sv_frame_t frame, float value, sv_frame_t duration, float level, QString label) :
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67 m_haveValue(true),
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68 m_haveLevel(true),
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69 m_haveFrame(true),
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70 m_haveDuration(true),
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71 m_haveReferenceFrame(false),
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72 m_haveLabel(true),
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73 m_value(value),
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74 m_level(level),
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75 m_frame(frame),
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76 m_duration(duration),
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77 m_referenceFrame(frame),
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78 m_label(label)
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79 {
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80 }
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81
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82 bool
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83 Clipboard::Point::haveFrame() const
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84 {
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85 return m_haveFrame;
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86 }
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87
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88 sv_frame_t
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89 Clipboard::Point::getFrame() const
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90 {
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91 return m_frame;
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92 }
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93
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94 Clipboard::Point
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95 Clipboard::Point::withFrame(sv_frame_t frame) const
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96 {
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97 Point p(*this);
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98 p.m_haveFrame = true;
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99 p.m_frame = frame;
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100 return p;
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101 }
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102
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103 bool
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104 Clipboard::Point::haveValue() const
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105 {
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106 return m_haveValue;
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107 }
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108
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109 float
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110 Clipboard::Point::getValue() const
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111 {
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112 return m_value;
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113 }
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114
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115 Clipboard::Point
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116 Clipboard::Point::withValue(float value) const
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117 {
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118 Point p(*this);
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119 p.m_haveValue = true;
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120 p.m_value = value;
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121 return p;
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122 }
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123
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124 bool
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125 Clipboard::Point::haveDuration() const
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126 {
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127 return m_haveDuration;
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128 }
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129
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130 sv_frame_t
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131 Clipboard::Point::getDuration() const
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132 {
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133 return m_duration;
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134 }
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135
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136 Clipboard::Point
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137 Clipboard::Point::withDuration(sv_frame_t duration) const
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138 {
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139 Point p(*this);
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140 p.m_haveDuration = true;
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141 p.m_duration = duration;
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142 return p;
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143 }
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144
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145 bool
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146 Clipboard::Point::haveLabel() const
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147 {
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148 return m_haveLabel;
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149 }
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150
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151 QString
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152 Clipboard::Point::getLabel() const
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153 {
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154 return m_label;
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155 }
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156
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157 Clipboard::Point
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158 Clipboard::Point::withLabel(QString label) const
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159 {
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160 Point p(*this);
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161 p.m_haveLabel = true;
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162 p.m_label = label;
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163 return p;
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164 }
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165
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166 bool
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167 Clipboard::Point::haveLevel() const
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168 {
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169 return m_haveLevel;
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170 }
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171
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172 float
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173 Clipboard::Point::getLevel() const
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174 {
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175 return m_level;
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176 }
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177
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178 Clipboard::Point
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179 Clipboard::Point::withLevel(float level) const
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180 {
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181 Point p(*this);
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182 p.m_haveLevel = true;
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183 p.m_level = level;
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184 return p;
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185 }
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186
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187 bool
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188 Clipboard::Point::haveReferenceFrame() const
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189 {
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190 return m_haveReferenceFrame;
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191 }
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192
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193 bool
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194 Clipboard::Point::referenceFrameDiffers() const
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195 {
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196 return m_haveReferenceFrame && (m_referenceFrame != m_frame);
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197 }
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198
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199 sv_frame_t
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200 Clipboard::Point::getReferenceFrame() const
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201 {
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202 return m_referenceFrame;
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203 }
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204
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205 void
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206 Clipboard::Point::setReferenceFrame(sv_frame_t f)
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207 {
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208 m_haveReferenceFrame = true;
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209 m_referenceFrame = f;
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210 }
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211
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212 Clipboard::Clipboard() { }
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213 Clipboard::~Clipboard() { }
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214
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215 void
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216 Clipboard::clear()
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217 {
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218 m_points.clear();
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219 }
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220
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221 bool
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222 Clipboard::empty() const
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223 {
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224 return m_points.empty();
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225 }
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226
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227 const Clipboard::PointList &
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228 Clipboard::getPoints() const
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229 {
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230 return m_points;
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231 }
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232
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233 void
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234 Clipboard::setPoints(const PointList &pl)
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235 {
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236 m_points = pl;
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237 }
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238
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239 void
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240 Clipboard::addPoint(const Point &point)
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241 {
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242 m_points.push_back(point);
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243 }
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244
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245 bool
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246 Clipboard::haveReferenceFrames() const
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247 {
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248 for (PointList::const_iterator i = m_points.begin();
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249 i != m_points.end(); ++i) {
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250 if (i->haveReferenceFrame()) return true;
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251 }
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252 return false;
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253 }
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254
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255 bool
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256 Clipboard::referenceFramesDiffer() const
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257 {
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258 for (PointList::const_iterator i = m_points.begin();
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259 i != m_points.end(); ++i) {
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260 if (i->referenceFrameDiffers()) return true;
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261 }
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262 return false;
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263 }
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264
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