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d72ac078   Guillaume   Ajout graphe V1.1 
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  <div style="font-weight: bold;margin-left:15px;">basic_contourex05.php</div><link rel="stylesheet" href="../phphl.css" type="text/css"><div class="hl-main"><table class="hl-table" width="100%"><tr><td class="hl-gutter" align="right" valign="top"><pre>1
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  </pre></td><td class="hl-main" valign="top"><pre><span class="hl-inlinetags">&lt;?php</span><span class="hl-code"> </span><span class="hl-comment">//</span><span class="hl-comment"> content=&quot;text/plain; charset=utf-8&quot;</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-comment">//</span><span class="hl-comment"> Basic contour plot example</span><span class="hl-comment"></span><span class="hl-code">
   
  </span><span class="hl-reserved">require_once</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-quotes">'</span><span class="hl-string">jpgraph/jpgraph.php</span><span class="hl-quotes">'</span><span class="hl-brackets">)</span><span class="hl-code">;
  </span><span class="hl-reserved">require_once</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-quotes">'</span><span class="hl-string">jpgraph/jpgraph_contour.php</span><span class="hl-quotes">'</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-var">$data</span><span class="hl-code"> = </span><span class="hl-reserved">array</span><span class="hl-brackets">(</span><span class="hl-code">
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">0</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">0</span><span class="hl-number">.1</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">1</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">5</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">0</span><span class="hl-number">.9</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.1</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">7</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.4</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">1</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">5</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">0</span><span class="hl-number">.8</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.4</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">0</span><span class="hl-number">.6</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">1</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">5</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.2</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.7</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">0</span><span class="hl-number">.8</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">5</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.4</span><span class="hl-brackets">)</span><span class="hl-code">,
              </span><span class="hl-reserved">array</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-number">1</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">3</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">4</span><span class="hl-code">,</span><span class="hl-number">6</span><span class="hl-number">.0</span><span class="hl-code">,</span><span class="hl-number">5</span><span class="hl-code">,</span><span class="hl-number">2</span><span class="hl-code">,</span><span class="hl-number">1</span><span class="hl-code">,</span><span class="hl-number">0</span><span class="hl-number">.5</span><span class="hl-code">,</span><span class="hl-number">0</span><span class="hl-number">.2</span><span class="hl-brackets">)</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Basic contour graph</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$graph</span><span class="hl-code"> = </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">Graph</span><span class="hl-brackets">(</span><span class="hl-number">350</span><span class="hl-code">,</span><span class="hl-number">250</span><span class="hl-brackets">)</span><span class="hl-code">;
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetScale</span><span class="hl-brackets">(</span><span class="hl-quotes">'</span><span class="hl-string">intint</span><span class="hl-quotes">'</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Show axis on all sides</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetAxisStyle</span><span class="hl-brackets">(</span><span class="hl-identifier">AXSTYLE_BOXOUT</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Adjust the margins to fit the margin</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetMargin</span><span class="hl-brackets">(</span><span class="hl-number">30</span><span class="hl-code">,</span><span class="hl-number">100</span><span class="hl-code">,</span><span class="hl-number">40</span><span class="hl-code">,</span><span class="hl-number">30</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Setup</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">title</span><span class="hl-code">-&gt;</span><span class="hl-identifier">Set</span><span class="hl-brackets">(</span><span class="hl-quotes">'</span><span class="hl-string">Basic contour plot with multiple axis</span><span class="hl-quotes">'</span><span class="hl-brackets">)</span><span class="hl-code">;
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">title</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetFont</span><span class="hl-brackets">(</span><span class="hl-identifier">FF_ARIAL</span><span class="hl-code">,</span><span class="hl-identifier">FS_BOLD</span><span class="hl-code">,</span><span class="hl-number">12</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> A simple contour plot with default arguments (e.g. 10 isobar lines)</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$cp</span><span class="hl-code"> = </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">ContourPlot</span><span class="hl-brackets">(</span><span class="hl-var">$data</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Flip the data around its center line</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$cp</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetInvert</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> Display the legend</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$cp</span><span class="hl-code">-&gt;</span><span class="hl-identifier">ShowLegend</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">Add</span><span class="hl-brackets">(</span><span class="hl-var">$cp</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-comment">//</span><span class="hl-comment"> ... and send the graph back to the browser</span><span class="hl-comment"></span><span class="hl-code">
  </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">Stroke</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
   
  </span><span class="hl-inlinetags">?&gt;</span></pre></td></tr></table></div>