qwt__series__store_8h_source.html
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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_SERIES_STORE_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define QWT_SERIES_STORE_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></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 "qwt_series_data.h"</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="class_qwt_abstract_series_store.html"> 24</a></span> <span class="keyword">class </span><a class="code" href="class_qwt_abstract_series_store.html" title="Bridge between QwtSeriesStore and QwtPlotSeriesItem.">QwtAbstractSeriesStore</a></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="code" href="class_qwt_abstract_series_store.html#a3990acd8aba251e46d8c64d2154e3f72"> 28</a></span>  <span class="keyword">virtual</span> <a class="code" href="class_qwt_abstract_series_store.html#a3990acd8aba251e46d8c64d2154e3f72" title="Destructor.">~QwtAbstractSeriesStore</a>() {}</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_series_store.html#ad95aac5e145cec2871e873c16f5f83b9" title="dataChanged() indicates, that the series has been changed.">dataChanged</a>() = 0;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_series_store.html#a8a1cab11ce068f9c578a02d40e111b1a">setRectOfInterest</a>( <span class="keyword">const</span> QRectF & ) = 0;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">virtual</span> QRectF <a class="code" href="class_qwt_abstract_series_store.html#a23d498a9d5bb10cb573db55650551a2c">dataRect</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="class_qwt_abstract_series_store.html#aa68ed8e5ce3da6b18826d8f95be86ad6">dataSize</a>() <span class="keyword">const</span> = 0;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> };</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html"> 57</a></span> <span class="keyword">class </span><a class="code" href="class_qwt_series_store.html" title="Class storing a QwtSeriesData object.">QwtSeriesStore</a>: <span class="keyword">public</span> <span class="keyword">virtual</span> <a class="code" href="class_qwt_abstract_series_store.html" title="Bridge between QwtSeriesStore and QwtPlotSeriesItem.">QwtAbstractSeriesStore</a></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">explicit</span> <a class="code" href="class_qwt_series_store.html" title="Class storing a QwtSeriesData object.">QwtSeriesStore<T></a>();</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  ~<a class="code" href="class_qwt_series_store.html" title="Class storing a QwtSeriesData object.">QwtSeriesStore<T></a>();</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordtype">void</span> <a class="code" href="class_qwt_series_store.html#add3ce83fe90e976b75a0ebaa79caee4c">setData</a>( <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *series );</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *<a class="code" href="class_qwt_series_store.html#aae258d330c8d1bd2057b1f0bc13700f9">data</a>();</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *<a class="code" href="class_qwt_series_store.html#aae258d330c8d1bd2057b1f0bc13700f9">data</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  T <a class="code" href="class_qwt_series_store.html#adbb86cd5cd59472f2f3137742ca74a48">sample</a>( <span class="keywordtype">int</span> index ) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="class_qwt_series_store.html#a1a3b9719889a0d7b85baf24b3dbf964f">dataSize</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keyword">virtual</span> QRectF <a class="code" href="class_qwt_series_store.html#a2acffb18573253acfb30cbedacf8c711">dataRect</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_series_store.html#a64971dd5eaed045b88ac06c9cd8fd6e9">setRectOfInterest</a>( <span class="keyword">const</span> QRectF &rect );</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *<a class="code" href="class_qwt_series_store.html#a5f47997d53d580e6a12a6ca61b7225b0">swapData</a>( <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *series );</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *d_series;</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> </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#aa23545f522f87da936c0f095ee07c80e"> 126</a></span> <a class="code" href="class_qwt_series_store.html#aa23545f522f87da936c0f095ee07c80e" title="Constructor The store contains no series.">QwtSeriesStore<T>::QwtSeriesStore</a>():</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  d_series( NULL )</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00132"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#ae500a3787e77e16d096f4e6c1d292101"> 132</a></span> <a class="code" href="class_qwt_series_store.html#ae500a3787e77e16d096f4e6c1d292101" title="Destructor.">QwtSeriesStore<T>::~QwtSeriesStore</a>()</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>  <span class="keyword">delete</span> d_series;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00138"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#aae258d330c8d1bd2057b1f0bc13700f9"> 138</a></span> <span class="keyword">inline</span> <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *<a class="code" href="class_qwt_series_store.html#aae258d330c8d1bd2057b1f0bc13700f9">QwtSeriesStore<T>::data</a>()</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> {</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> d_series;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> }</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00144"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#afa10ec8a1ed48eb1955481bef8af6995"> 144</a></span> <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *<a class="code" href="class_qwt_series_store.html#aae258d330c8d1bd2057b1f0bc13700f9">QwtSeriesStore<T>::data</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keyword"></span>{</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">return</span> d_series;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00150"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#adbb86cd5cd59472f2f3137742ca74a48"> 150</a></span> <span class="keyword">inline</span> T <a class="code" href="class_qwt_series_store.html#adbb86cd5cd59472f2f3137742ca74a48">QwtSeriesStore<T>::sample</a>( <span class="keywordtype">int</span> index )<span class="keyword"> const</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="keyword"></span>{</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> d_series ? d_series->sample( index ) : T();</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> }</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#add3ce83fe90e976b75a0ebaa79caee4c"> 156</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_series_store.html#add3ce83fe90e976b75a0ebaa79caee4c">QwtSeriesStore<T>::setData</a>( <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *series )</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">if</span> ( d_series != series )</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">delete</span> d_series;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  d_series = series;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  dataChanged();</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#a1a3b9719889a0d7b85baf24b3dbf964f"> 167</a></span> <span class="keywordtype">size_t</span> <a class="code" href="class_qwt_series_store.html#a1a3b9719889a0d7b85baf24b3dbf964f">QwtSeriesStore<T>::dataSize</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keyword"></span>{</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> ( d_series == NULL )</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> d_series->size();</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> }</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00176"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#a2acffb18573253acfb30cbedacf8c711"> 176</a></span> QRectF <a class="code" href="class_qwt_series_store.html#a2acffb18573253acfb30cbedacf8c711">QwtSeriesStore<T>::dataRect</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword"></span>{</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span> ( d_series == NULL )</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</span> QRectF( 1.0, 1.0, -2.0, -2.0 ); <span class="comment">// invalid</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> d_series->boundingRect();</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#a64971dd5eaed045b88ac06c9cd8fd6e9"> 185</a></span> <span class="keywordtype">void</span> <a class="code" href="class_qwt_series_store.html#a64971dd5eaed045b88ac06c9cd8fd6e9">QwtSeriesStore<T>::setRectOfInterest</a>( <span class="keyword">const</span> QRectF &rect )</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> {</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> ( d_series )</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  d_series->setRectOfInterest( rect );</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="l00191"></a><span class="lineno"> 191</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
<div class="line"><a name="l00192"></a><span class="lineno"><a class="code" href="class_qwt_series_store.html#a5f47997d53d580e6a12a6ca61b7225b0"> 192</a></span> <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a>* <a class="code" href="class_qwt_series_store.html#a5f47997d53d580e6a12a6ca61b7225b0">QwtSeriesStore<T>::swapData</a>( <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> *series )</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> {</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="class_qwt_series_data.html" title="Abstract interface for iterating over samples.">QwtSeriesData<T></a> * swappedSeries = d_series;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  d_series = series;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> swappedSeries;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> }</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#endif</span></div>
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