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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_haveFrame(true),
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20 m_frame(frame),
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21 m_haveValue(false),
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22 m_value(0),
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23 m_haveDuration(false),
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24 m_duration(0),
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25 m_haveLabel(true),
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26 m_label(label),
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27 m_haveLevel(false),
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28 m_level(0.f),
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29 m_haveReferenceFrame(false),
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30 m_referenceFrame(frame)
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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_haveFrame(true),
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36 m_frame(frame),
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37 m_haveValue(true),
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38 m_value(value),
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39 m_haveDuration(false),
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40 m_duration(0),
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41 m_haveLabel(true),
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42 m_label(label),
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43 m_haveLevel(false),
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44 m_level(0.f),
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45 m_haveReferenceFrame(false),
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46 m_referenceFrame(frame)
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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_haveFrame(true),
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52 m_frame(frame),
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53 m_haveValue(true),
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54 m_value(value),
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55 m_haveDuration(true),
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56 m_duration(duration),
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57 m_haveLabel(true),
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58 m_label(label),
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59 m_haveLevel(false),
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60 m_level(0.f),
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61 m_haveReferenceFrame(false),
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62 m_referenceFrame(frame)
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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_haveFrame(true),
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68 m_frame(frame),
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69 m_haveValue(true),
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70 m_value(value),
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71 m_haveDuration(true),
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72 m_duration(duration),
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73 m_haveLabel(true),
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74 m_label(label),
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75 m_haveLevel(true),
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76 m_level(level),
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77 m_haveReferenceFrame(false),
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78 m_referenceFrame(frame)
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79 {
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80 }
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81
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82 Clipboard::Point::Point(const Point &point) :
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83 m_haveFrame(point.m_haveFrame),
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84 m_frame(point.m_frame),
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85 m_haveValue(point.m_haveValue),
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86 m_value(point.m_value),
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87 m_haveDuration(point.m_haveDuration),
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88 m_duration(point.m_duration),
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89 m_haveLabel(point.m_haveLabel),
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90 m_label(point.m_label),
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91 m_haveLevel(point.m_haveLevel),
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92 m_level(point.m_level),
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93 m_haveReferenceFrame(point.m_haveReferenceFrame),
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94 m_referenceFrame(point.m_referenceFrame)
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95 {
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96 }
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97
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98 Clipboard::Point &
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99 Clipboard::Point::operator=(const Point &point)
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100 {
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101 if (this == &point) return *this;
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102 m_haveFrame = point.m_haveFrame;
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103 m_frame = point.m_frame;
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104 m_haveValue = point.m_haveValue;
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105 m_value = point.m_value;
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106 m_haveDuration = point.m_haveDuration;
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107 m_duration = point.m_duration;
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108 m_haveLabel = point.m_haveLabel;
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109 m_label = point.m_label;
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110 m_haveLevel = point.m_haveLevel;
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111 m_level = point.m_level;
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112 m_haveReferenceFrame = point.m_haveReferenceFrame;
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113 m_referenceFrame = point.m_referenceFrame;
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114 return *this;
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115 }
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116
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117 bool
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118 Clipboard::Point::haveFrame() const
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119 {
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120 return m_haveFrame;
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121 }
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122
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123 sv_frame_t
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124 Clipboard::Point::getFrame() const
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125 {
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126 return m_frame;
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127 }
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128
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129 Clipboard::Point
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130 Clipboard::Point::withFrame(sv_frame_t frame) const
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131 {
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132 Point p(*this);
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133 p.m_haveFrame = true;
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134 p.m_frame = frame;
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135 return p;
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136 }
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137
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138 bool
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139 Clipboard::Point::haveValue() const
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140 {
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141 return m_haveValue;
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142 }
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143
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144 float
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145 Clipboard::Point::getValue() const
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146 {
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147 return m_value;
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148 }
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149
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150 Clipboard::Point
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151 Clipboard::Point::withValue(float value) const
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152 {
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153 Point p(*this);
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154 p.m_haveValue = true;
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155 p.m_value = value;
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156 return p;
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157 }
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158
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159 bool
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160 Clipboard::Point::haveDuration() const
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161 {
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162 return m_haveDuration;
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163 }
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164
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165 sv_frame_t
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166 Clipboard::Point::getDuration() const
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167 {
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168 return m_duration;
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169 }
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170
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171 Clipboard::Point
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172 Clipboard::Point::withDuration(sv_frame_t duration) const
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173 {
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174 Point p(*this);
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175 p.m_haveDuration = true;
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176 p.m_duration = duration;
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177 return p;
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178 }
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179
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180 bool
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181 Clipboard::Point::haveLabel() const
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182 {
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183 return m_haveLabel;
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184 }
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185
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186 QString
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187 Clipboard::Point::getLabel() const
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188 {
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189 return m_label;
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190 }
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191
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192 Clipboard::Point
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193 Clipboard::Point::withLabel(QString label) const
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194 {
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195 Point p(*this);
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196 p.m_haveLabel = true;
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197 p.m_label = label;
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198 return p;
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199 }
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200
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201 bool
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202 Clipboard::Point::haveLevel() const
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203 {
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204 return m_haveLevel;
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205 }
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206
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207 float
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208 Clipboard::Point::getLevel() const
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209 {
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210 return m_level;
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211 }
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212
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213 Clipboard::Point
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214 Clipboard::Point::withLevel(float level) const
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215 {
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216 Point p(*this);
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217 p.m_haveLevel = true;
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218 p.m_level = level;
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219 return p;
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220 }
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221
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222 bool
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223 Clipboard::Point::haveReferenceFrame() const
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224 {
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225 return m_haveReferenceFrame;
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226 }
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227
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228 bool
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229 Clipboard::Point::referenceFrameDiffers() const
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230 {
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231 return m_haveReferenceFrame && (m_referenceFrame != m_frame);
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232 }
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233
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234 sv_frame_t
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235 Clipboard::Point::getReferenceFrame() const
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236 {
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237 return m_referenceFrame;
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238 }
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239
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240 void
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241 Clipboard::Point::setReferenceFrame(sv_frame_t f)
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242 {
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243 m_haveReferenceFrame = true;
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244 m_referenceFrame = f;
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245 }
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246
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247 Clipboard::Clipboard() { }
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248 Clipboard::~Clipboard() { }
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249
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250 void
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251 Clipboard::clear()
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252 {
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253 m_points.clear();
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254 }
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255
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256 bool
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257 Clipboard::empty() const
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258 {
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259 return m_points.empty();
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260 }
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261
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262 const Clipboard::PointList &
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263 Clipboard::getPoints() const
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264 {
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265 return m_points;
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266 }
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267
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268 void
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269 Clipboard::setPoints(const PointList &pl)
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270 {
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271 m_points = pl;
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272 }
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273
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274 void
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275 Clipboard::addPoint(const Point &point)
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276 {
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277 m_points.push_back(point);
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278 }
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279
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280 bool
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281 Clipboard::haveReferenceFrames() const
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282 {
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283 for (PointList::const_iterator i = m_points.begin();
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284 i != m_points.end(); ++i) {
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285 if (i->haveReferenceFrame()) return true;
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286 }
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287 return false;
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288 }
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289
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290 bool
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291 Clipboard::referenceFramesDiffer() const
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292 {
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293 for (PointList::const_iterator i = m_points.begin();
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294 i != m_points.end(); ++i) {
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295 if (i->referenceFrameDiffers()) return true;
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296 }
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297 return false;
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298 }
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299
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