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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_DATE_H_</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define _QWT_DATE_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 <qdatetime.h></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="class_qwt_date.html"> 42</a></span> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_date.html">QwtDate</a></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1e"> 49</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1e">Week0Type</a></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1ea82971cd90d670fe3048ad8c377379c1d"> 58</a></span>  <a class="code" href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1ea82971cd90d670fe3048ad8c377379c1d">FirstThursday</a>,</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1eab5c50b8108f8c4535201c0c590a598d6"> 66</a></span>  FirstDay</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> </div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587"> 75</a></span>  <span class="keyword">enum</span> <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587">IntervalType</a></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  {</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a4e1d45d6382c27689a30adc11186d4f1"> 78</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a4e1d45d6382c27689a30adc11186d4f1">Millisecond</a>,</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div><div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587aabaf7a7d45288a33590f61fe075b3590"> 81</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587aabaf7a7d45288a33590f61fe075b3590">Second</a>,</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a7c9073c66b2628adbe772ac4c1a678ef"> 84</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a7c9073c66b2628adbe772ac4c1a678ef">Minute</a>,</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a8e7a2f91f89423e446bfdaa1e01ebd2f"> 87</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a8e7a2f91f89423e446bfdaa1e01ebd2f">Hour</a>,</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a1d503616cab082a9c741be881cc0a813"> 90</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a1d503616cab082a9c741be881cc0a813">Day</a>,</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587ae204b4e8ce8679ba9ac378e41bd77b2b"> 93</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587ae204b4e8ce8679ba9ac378e41bd77b2b">Week</a>,</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a0ab43f35f1bdbae7536be2be0455700a"> 96</a></span>  <a class="code" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a0ab43f35f1bdbae7536be2be0455700a">Month</a>,</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587ae306523ed94ccf930afb811ff7a735ab"> 99</a></span>  Year</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  };</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">enum</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  {</div><div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="class_qwt_date.html#af636fffdebea2e4463fc32461b1217e0aed8ee8f3dbc5b7a5e953b3ec51a79108"> 105</a></span>  JulianDayForEpoch = 2440588</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  };</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">static</span> QDate minDate();</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">static</span> QDate maxDate();</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">static</span> QDateTime toDateTime( <span class="keywordtype">double</span> value,</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  Qt::TimeSpec = Qt::UTC );</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> toDouble( <span class="keyword">const</span> QDateTime & );</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">static</span> QDateTime ceil( <span class="keyword">const</span> QDateTime &, IntervalType );</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">static</span> QDateTime floor( <span class="keyword">const</span> QDateTime &, IntervalType );</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">static</span> QDate dateOfWeek0( <span class="keywordtype">int</span> year, Week0Type );</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> weekNumber( <span class="keyword">const</span> QDate &, Week0Type );</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> utcOffset( <span class="keyword">const</span> QDateTime & );</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">static</span> QString toString( <span class="keyword">const</span> QDateTime &,</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> QString & format, Week0Type );</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> };</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587">QwtDate::IntervalType</a></div><div class="ttdeci">IntervalType</div><div class="ttdef"><b>Definition:</b> qwt_date.h:75</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587a1d503616cab082a9c741be881cc0a813"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a1d503616cab082a9c741be881cc0a813">QwtDate::Day</a></div><div class="ttdoc">The interval is related to days. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:90</div></div>
<div class="ttc" id="class_qwt_date_html_ab915db512c556a4666ada4fbfccfce1ea82971cd90d670fe3048ad8c377379c1d"><div class="ttname"><a href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1ea82971cd90d670fe3048ad8c377379c1d">QwtDate::FirstThursday</a></div><div class="ttdef"><b>Definition:</b> qwt_date.h:58</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587a7c9073c66b2628adbe772ac4c1a678ef"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a7c9073c66b2628adbe772ac4c1a678ef">QwtDate::Minute</a></div><div class="ttdoc">The interval is related to minutes. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:84</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587a8e7a2f91f89423e446bfdaa1e01ebd2f"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a8e7a2f91f89423e446bfdaa1e01ebd2f">QwtDate::Hour</a></div><div class="ttdoc">The interval is related to hours. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:87</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587a4e1d45d6382c27689a30adc11186d4f1"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a4e1d45d6382c27689a30adc11186d4f1">QwtDate::Millisecond</a></div><div class="ttdoc">The interval is related to milliseconds. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:78</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587a0ab43f35f1bdbae7536be2be0455700a"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587a0ab43f35f1bdbae7536be2be0455700a">QwtDate::Month</a></div><div class="ttdoc">The interval is related to months. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:96</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587aabaf7a7d45288a33590f61fe075b3590"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587aabaf7a7d45288a33590f61fe075b3590">QwtDate::Second</a></div><div class="ttdoc">The interval is related to seconds. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:81</div></div>
<div class="ttc" id="class_qwt_date_html_ad037b999a51cae4d9ab36bf8e7859587ae204b4e8ce8679ba9ac378e41bd77b2b"><div class="ttname"><a href="class_qwt_date.html#ad037b999a51cae4d9ab36bf8e7859587ae204b4e8ce8679ba9ac378e41bd77b2b">QwtDate::Week</a></div><div class="ttdoc">The interval is related to weeks. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:93</div></div>
<div class="ttc" id="class_qwt_date_html_ab915db512c556a4666ada4fbfccfce1e"><div class="ttname"><a href="class_qwt_date.html#ab915db512c556a4666ada4fbfccfce1e">QwtDate::Week0Type</a></div><div class="ttdeci">Week0Type</div><div class="ttdef"><b>Definition:</b> qwt_date.h:49</div></div>
<div class="ttc" id="class_qwt_date_html"><div class="ttname"><a href="class_qwt_date.html">QwtDate</a></div><div class="ttdoc">A collection of methods around date/time values. </div><div class="ttdef"><b>Definition:</b> qwt_date.h:42</div></div>
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