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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Qwt Widget Library</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This library is free software; you can redistribute it and/or</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *****************************************************************************/</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#ifndef QWT_INTERVAL_H</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define QWT_INTERVAL_H</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "qwt_global.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <qmetatype.h></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef QT_NO_DEBUG_STREAM</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <qdebug.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="class_qwt_interval.html"> 26</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_interval.html">QwtInterval</a></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54"> 33</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54">BorderFlag</a></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  {</div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54ad8a550b5eb1062cd84bcba22c60e5e60"> 36</a></span>  IncludeBorders = 0x00,</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54aa7fde04c41d882187bb13f0104da7240"> 39</a></span>  ExcludeMinimum = 0x01,</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54a70e70e65956ae319e507bc38b792c434"> 42</a></span>  ExcludeMaximum = 0x02,</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54afc7d2a399b311a1cc8026681410fc22c"> 45</a></span>  ExcludeBorders = ExcludeMinimum | ExcludeMaximum</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  };</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9"> 49</a></span>  <span class="keyword">typedef</span> QFlags<BorderFlag> <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a>();</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a>( <span class="keywordtype">double</span> minValue, <span class="keywordtype">double</span> maxValue,</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> = IncludeBorders );</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordtype">void</span> setInterval( <span class="keywordtype">double</span> minValue, <span class="keywordtype">double</span> maxValue,</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> = IncludeBorders );</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> normalized() <span class="keyword">const</span>;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> inverted() <span class="keyword">const</span>;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> limited( <span class="keywordtype">double</span> lowerBound, <span class="keywordtype">double</span> upperBound ) <span class="keyword">const</span>;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">bool</span> operator==( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">bool</span> operator!=( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordtype">void</span> setBorderFlags( <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> );</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> borderFlags() <span class="keyword">const</span>;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">double</span> minValue() <span class="keyword">const</span>;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">double</span> maxValue() <span class="keyword">const</span>;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">double</span> width() <span class="keyword">const</span>;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">void</span> setMinValue( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">void</span> setMaxValue( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">bool</span> contains( <span class="keywordtype">double</span> value ) <span class="keyword">const</span>;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">bool</span> intersects( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> intersect( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> unite( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> operator|( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> operator&( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & ) <span class="keyword">const</span>;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> &operator|=( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & );</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> &operator&=( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & );</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> extend( <span class="keywordtype">double</span> value ) <span class="keyword">const</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> operator|( <span class="keywordtype">double</span> ) <span class="keyword">const</span>;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> &operator|=( <span class="keywordtype">double</span> );</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">bool</span> isValid() <span class="keyword">const</span>;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordtype">bool</span> isNull() <span class="keyword">const</span>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> invalidate();</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="class_qwt_interval.html">QwtInterval</a> symmetrize( <span class="keywordtype">double</span> value ) <span class="keyword">const</span>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">double</span> d_minValue;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">double</span> d_maxValue;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> d_borderFlags;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> };</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> Q_DECLARE_TYPEINFO(<a class="code" href="class_qwt_interval.html">QwtInterval</a>, Q_MOVABLE_TYPE);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#acd8699b69f46bcea31fa225d1425add3"> 112</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html#acd8699b69f46bcea31fa225d1425add3">QwtInterval::QwtInterval</a>():</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  d_minValue( 0.0 ),</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  d_maxValue( -1.0 ),</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  d_borderFlags( IncludeBorders )</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> }</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a6c48e99ff0a44784a4084dd8b1bc3fec"> 128</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html#acd8699b69f46bcea31fa225d1425add3">QwtInterval::QwtInterval</a>(</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">double</span> minValue, <span class="keywordtype">double</span> maxValue, <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> borderFlags ):</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  d_minValue( minValue ),</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  d_maxValue( maxValue ),</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  d_borderFlags( borderFlags )</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> }</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a0373ca3cdb22ed507e4188fd06f68b17"> 143</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_interval.html#a0373ca3cdb22ed507e4188fd06f68b17">QwtInterval::setInterval</a>(</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">double</span> minValue, <span class="keywordtype">double</span> maxValue, <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> borderFlags )</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  d_minValue = <a class="code" href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">minValue</a>;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  d_maxValue = <a class="code" href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">maxValue</a>;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  d_borderFlags = <a class="code" href="class_qwt_interval.html#ac7378d58eb684a9befde1cb6d6e88b45">borderFlags</a>;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#ad1bce23251519f0d44937413f8547dc5"> 157</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_interval.html#ad1bce23251519f0d44937413f8547dc5">QwtInterval::setBorderFlags</a>( <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">BorderFlags</a> borderFlags )</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> {</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  d_borderFlags = <a class="code" href="class_qwt_interval.html#ac7378d58eb684a9befde1cb6d6e88b45">borderFlags</a>;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> }</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div><div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#ac7378d58eb684a9befde1cb6d6e88b45"> 166</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">QwtInterval::BorderFlags</a> <a class="code" href="class_qwt_interval.html#ac7378d58eb684a9befde1cb6d6e88b45">QwtInterval::borderFlags</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keyword"></span>{</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> d_borderFlags;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#ab993dac41ca70402e0cb4f9f980d90f0"> 176</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_interval.html#ab993dac41ca70402e0cb4f9f980d90f0">QwtInterval::setMinValue</a>( <span class="keywordtype">double</span> minValue )</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> {</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  d_minValue = <a class="code" href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">minValue</a>;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a3eeedaf35966d535670863cb0f97613a"> 186</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_interval.html#a3eeedaf35966d535670863cb0f97613a">QwtInterval::setMaxValue</a>( <span class="keywordtype">double</span> maxValue )</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> {</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  d_maxValue = <a class="code" href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">maxValue</a>;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> }</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div><div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06"> 192</a></span> <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">QwtInterval::minValue</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="keyword"></span>{</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">return</span> d_minValue;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> }</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div><div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61"> 198</a></span> <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">QwtInterval::maxValue</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keyword"></span>{</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> d_maxValue;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> }</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div><div class="line"><a name="l00210"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3"> 210</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">QwtInterval::isValid</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="keyword"></span>{</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">if</span> ( ( d_borderFlags & <a class="code" href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54afc7d2a399b311a1cc8026681410fc22c">ExcludeBorders</a> ) == 0 )</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">return</span> d_minValue <= d_maxValue;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> d_minValue < d_maxValue;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> }</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div><div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a200b2674f992802666b785a941b26612"> 227</a></span> <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="class_qwt_interval.html#a200b2674f992802666b785a941b26612">QwtInterval::width</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="keyword"></span>{</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">isValid</a>() ? ( d_maxValue - d_minValue ) : 0.0;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> QwtInterval::operator&(</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> &other )<span class="keyword"> const</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="keyword"></span>{</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html#ac4e5b30c3a1fb1d808de112a36bba4f7">intersect</a>( other );</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00254"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a15d4be800076713aaca0e00c4ca5975a"> 254</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> <a class="code" href="class_qwt_interval.html#a15d4be800076713aaca0e00c4ca5975a">QwtInterval::operator|</a>(</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> &other )<span class="keyword"> const</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="keyword"></span>{</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html#a5e67ab7a363a6eafce33899e7cb14aac">unite</a>( other );</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div><div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a703bbaca6b5031993bc07f8a02b12f73"> 266</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_interval.html#a703bbaca6b5031993bc07f8a02b12f73">QwtInterval::operator==</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> &other )<span class="keyword"> const</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="keyword"></span>{</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">return</span> ( d_minValue == other.d_minValue ) &&</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  ( d_maxValue == other.d_maxValue ) &&</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  ( d_borderFlags == other.d_borderFlags );</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> }</div><div class="line"><a name="l00278"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a73fba3fdba3552ee297b3d54037a2c8b"> 278</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_interval.html#a73fba3fdba3552ee297b3d54037a2c8b">QwtInterval::operator!=</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> &other )<span class="keyword"> const</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="keyword"></span>{</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">return</span> ( !( *<span class="keyword">this</span> == other ) );</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> }</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div><div class="line"><a name="l00290"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a4a9a8b11346e611c976941b88906bbc2"> 290</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> <a class="code" href="class_qwt_interval.html#a15d4be800076713aaca0e00c4ca5975a">QwtInterval::operator|</a>( <span class="keywordtype">double</span> value )<span class="keyword"> const</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="keyword"></span>{</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html#aa9802cc2bd58eab078197eeda3b53708">extend</a>( value );</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> }</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div><div class="line"><a name="l00296"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#ac95c8974f73abe63f615da085f64c146"> 296</a></span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_interval.html#ac95c8974f73abe63f615da085f64c146">QwtInterval::isNull</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keyword"></span>{</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">return</span> <a class="code" href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">isValid</a>() && d_minValue >= d_maxValue;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> }</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div><div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="class_qwt_interval.html#a66c1d4ed7836dfbf3c6e851479ff32cf"> 307</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_interval.html#a66c1d4ed7836dfbf3c6e851479ff32cf">QwtInterval::invalidate</a>()</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span> {</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  d_minValue = 0.0;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  d_maxValue = -1.0;</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> }</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">QwtInterval::BorderFlags</a> )</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> Q_DECLARE_METATYPE( <a class="code" href="class_qwt_interval.html">QwtInterval</a> )</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="preprocessor">#ifndef QT_NO_DEBUG_STREAM</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> QWT_EXPORT QDebug operator<<( QDebug, <span class="keyword">const</span> <a class="code" href="class_qwt_interval.html">QwtInterval</a> & );</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_interval_html_ac4e5b30c3a1fb1d808de112a36bba4f7"><div class="ttname"><a href="class_qwt_interval.html#ac4e5b30c3a1fb1d808de112a36bba4f7">QwtInterval::intersect</a></div><div class="ttdeci">QwtInterval intersect(const QwtInterval &) const</div><div class="ttdoc">Intersect 2 intervals. </div><div class="ttdef"><b>Definition:</b> qwt_interval.cpp:139</div></div>
<div class="ttc" id="class_qwt_interval_html_ac95c8974f73abe63f615da085f64c146"><div class="ttname"><a href="class_qwt_interval.html#ac95c8974f73abe63f615da085f64c146">QwtInterval::isNull</a></div><div class="ttdeci">bool isNull() const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:296</div></div>
<div class="ttc" id="class_qwt_interval_html_ab993dac41ca70402e0cb4f9f980d90f0"><div class="ttname"><a href="class_qwt_interval.html#ab993dac41ca70402e0cb4f9f980d90f0">QwtInterval::setMinValue</a></div><div class="ttdeci">void setMinValue(double)</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:176</div></div>
<div class="ttc" id="class_qwt_interval_html_a15d4be800076713aaca0e00c4ca5975a"><div class="ttname"><a href="class_qwt_interval.html#a15d4be800076713aaca0e00c4ca5975a">QwtInterval::operator|</a></div><div class="ttdeci">QwtInterval operator|(const QwtInterval &) const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:254</div></div>
<div class="ttc" id="class_qwt_interval_html_ad1bce23251519f0d44937413f8547dc5"><div class="ttname"><a href="class_qwt_interval.html#ad1bce23251519f0d44937413f8547dc5">QwtInterval::setBorderFlags</a></div><div class="ttdeci">void setBorderFlags(BorderFlags)</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:157</div></div>
<div class="ttc" id="class_qwt_interval_html_a0373ca3cdb22ed507e4188fd06f68b17"><div class="ttname"><a href="class_qwt_interval.html#a0373ca3cdb22ed507e4188fd06f68b17">QwtInterval::setInterval</a></div><div class="ttdeci">void setInterval(double minValue, double maxValue, BorderFlags=IncludeBorders)</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:143</div></div>
<div class="ttc" id="class_qwt_interval_html_a0df143a36d76a677976d82987cab8a06"><div class="ttname"><a href="class_qwt_interval.html#a0df143a36d76a677976d82987cab8a06">QwtInterval::minValue</a></div><div class="ttdeci">double minValue() const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:192</div></div>
<div class="ttc" id="class_qwt_interval_html_a200b2674f992802666b785a941b26612"><div class="ttname"><a href="class_qwt_interval.html#a200b2674f992802666b785a941b26612">QwtInterval::width</a></div><div class="ttdeci">double width() const</div><div class="ttdoc">Return the width of an interval. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:227</div></div>
<div class="ttc" id="class_qwt_interval_html_a678a26fcaa91cca596d9aebcbf5776c9"><div class="ttname"><a href="class_qwt_interval.html#a678a26fcaa91cca596d9aebcbf5776c9">QwtInterval::BorderFlags</a></div><div class="ttdeci">QFlags< BorderFlag > BorderFlags</div><div class="ttdoc">Border flags. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:49</div></div>
<div class="ttc" id="class_qwt_interval_html_a73fba3fdba3552ee297b3d54037a2c8b"><div class="ttname"><a href="class_qwt_interval.html#a73fba3fdba3552ee297b3d54037a2c8b">QwtInterval::operator!=</a></div><div class="ttdeci">bool operator!=(const QwtInterval &) const</div><div class="ttdoc">Compare two intervals. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:278</div></div>
<div class="ttc" id="class_qwt_interval_html_a66c1d4ed7836dfbf3c6e851479ff32cf"><div class="ttname"><a href="class_qwt_interval.html#a66c1d4ed7836dfbf3c6e851479ff32cf">QwtInterval::invalidate</a></div><div class="ttdeci">void invalidate()</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:307</div></div>
<div class="ttc" id="class_qwt_interval_html_aa9802cc2bd58eab078197eeda3b53708"><div class="ttname"><a href="class_qwt_interval.html#aa9802cc2bd58eab078197eeda3b53708">QwtInterval::extend</a></div><div class="ttdeci">QwtInterval extend(double value) const</div><div class="ttdoc">Extend the interval. </div><div class="ttdef"><b>Definition:</b> qwt_interval.cpp:316</div></div>
<div class="ttc" id="class_qwt_interval_html_a5e67ab7a363a6eafce33899e7cb14aac"><div class="ttname"><a href="class_qwt_interval.html#a5e67ab7a363a6eafce33899e7cb14aac">QwtInterval::unite</a></div><div class="ttdeci">QwtInterval unite(const QwtInterval &) const</div><div class="ttdoc">Unite 2 intervals. </div><div class="ttdef"><b>Definition:</b> qwt_interval.cpp:76</div></div>
<div class="ttc" id="class_qwt_interval_html"><div class="ttname"><a href="class_qwt_interval.html">QwtInterval</a></div><div class="ttdoc">A class representing an interval. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:26</div></div>
<div class="ttc" id="class_qwt_interval_html_acd8699b69f46bcea31fa225d1425add3"><div class="ttname"><a href="class_qwt_interval.html#acd8699b69f46bcea31fa225d1425add3">QwtInterval::QwtInterval</a></div><div class="ttdeci">QwtInterval()</div><div class="ttdoc">Default Constructor. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:112</div></div>
<div class="ttc" id="class_qwt_interval_html_a44820fa5d6e6cefa59dc31ea0d522d61"><div class="ttname"><a href="class_qwt_interval.html#a44820fa5d6e6cefa59dc31ea0d522d61">QwtInterval::maxValue</a></div><div class="ttdeci">double maxValue() const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:198</div></div>
<div class="ttc" id="class_qwt_interval_html_ad742235a737d4d0b12cba1cab2df55f3"><div class="ttname"><a href="class_qwt_interval.html#ad742235a737d4d0b12cba1cab2df55f3">QwtInterval::isValid</a></div><div class="ttdeci">bool isValid() const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:210</div></div>
<div class="ttc" id="class_qwt_interval_html_ac7378d58eb684a9befde1cb6d6e88b45"><div class="ttname"><a href="class_qwt_interval.html#ac7378d58eb684a9befde1cb6d6e88b45">QwtInterval::borderFlags</a></div><div class="ttdeci">BorderFlags borderFlags() const</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:166</div></div>
<div class="ttc" id="class_qwt_interval_html_a3a4b4e49495108c660fc07a62af7ac54"><div class="ttname"><a href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54">QwtInterval::BorderFlag</a></div><div class="ttdeci">BorderFlag</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:33</div></div>
<div class="ttc" id="class_qwt_interval_html_a3a4b4e49495108c660fc07a62af7ac54afc7d2a399b311a1cc8026681410fc22c"><div class="ttname"><a href="class_qwt_interval.html#a3a4b4e49495108c660fc07a62af7ac54afc7d2a399b311a1cc8026681410fc22c">QwtInterval::ExcludeBorders</a></div><div class="ttdoc">Min/Max values are not included in the interval. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:45</div></div>
<div class="ttc" id="class_qwt_interval_html_a703bbaca6b5031993bc07f8a02b12f73"><div class="ttname"><a href="class_qwt_interval.html#a703bbaca6b5031993bc07f8a02b12f73">QwtInterval::operator==</a></div><div class="ttdeci">bool operator==(const QwtInterval &) const</div><div class="ttdoc">Compare two intervals. </div><div class="ttdef"><b>Definition:</b> qwt_interval.h:266</div></div>
<div class="ttc" id="class_qwt_interval_html_a3eeedaf35966d535670863cb0f97613a"><div class="ttname"><a href="class_qwt_interval.html#a3eeedaf35966d535670863cb0f97613a">QwtInterval::setMaxValue</a></div><div class="ttdeci">void setMaxValue(double)</div><div class="ttdef"><b>Definition:</b> qwt_interval.h:186</div></div>
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