/framework/lib/jpgraph/docportal/chunkhtml/example_src/impulsex3.html

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  1. <div style="font-weight: bold;margin-left:15px;">impulsex3.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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  54. </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">
    55. 

  55. </span><span class="hl-reserved">require_once</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">jpgraph/jpgraph.php</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    56. 

  56. </span><span class="hl-reserved">require_once</span><span class="hl-code"> </span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">jpgraph/jpgraph_scatter.php</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    57. 

  57.  
    58. 

  58. </span><span class="hl-var">$numpoints</span><span class="hl-code">=</span><span class="hl-number">50</span><span class="hl-code">;
    59. 

  59. </span><span class="hl-var">$k</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-number">.05</span><span class="hl-code">;
    60. 

  60.  
    61. 

  61. </span><span class="hl-comment">//</span><span class="hl-comment"> Create some data points</span><span class="hl-comment"></span><span class="hl-code">
    62. 

  62. </span><span class="hl-reserved">for</span><span class="hl-brackets">(</span><span class="hl-var">$i</span><span class="hl-code">=</span><span class="hl-number">0</span><span class="hl-code">; </span><span class="hl-var">$i</span><span class="hl-code">&lt;</span><span class="hl-var">$numpoints</span><span class="hl-code">; ++</span><span class="hl-var">$i</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
    63. 

  63.     </span><span class="hl-var">$datay</span><span class="hl-brackets">[</span><span class="hl-var">$i</span><span class="hl-brackets">]</span><span class="hl-code">=</span><span class="hl-identifier">exp</span><span class="hl-brackets">(</span><span class="hl-code">-</span><span class="hl-var">$k</span><span class="hl-code">*</span><span class="hl-var">$i</span><span class="hl-brackets">)</span><span class="hl-code">*</span><span class="hl-identifier">cos</span><span class="hl-brackets">(</span><span class="hl-number">2</span><span class="hl-code">*</span><span class="hl-identifier">M_PI</span><span class="hl-code">/</span><span class="hl-number">10</span><span class="hl-code">*</span><span class="hl-var">$i</span><span class="hl-brackets">)</span><span class="hl-code">;
    64. 

  64. </span><span class="hl-brackets">}</span><span class="hl-code">
    65. 

  65.  
    66. 

  66. </span><span class="hl-comment">//</span><span class="hl-comment"> A format callbakc function</span><span class="hl-comment"></span><span class="hl-code">
    67. 

  67. </span><span class="hl-reserved">function</span><span class="hl-code"> </span><span class="hl-identifier">mycallback</span><span class="hl-brackets">(</span><span class="hl-var">$l</span><span class="hl-brackets">)</span><span class="hl-code"> </span><span class="hl-brackets">{</span><span class="hl-code">
    68. 

  68.     </span><span class="hl-reserved">return</span><span class="hl-code"> </span><span class="hl-identifier">sprintf</span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">%02.2f</span><span class="hl-quotes">&quot;</span><span class="hl-code">,</span><span class="hl-var">$l</span><span class="hl-brackets">)</span><span class="hl-code">;
    69. 

  69. </span><span class="hl-brackets">}</span><span class="hl-code">
    70. 

  70.  
    71. 

  71. </span><span class="hl-comment">//</span><span class="hl-comment"> Setup the basic parameters for the graph</span><span class="hl-comment"></span><span class="hl-code">
    72. 

  72. </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">400</span><span class="hl-code">,</span><span class="hl-number">200</span><span class="hl-brackets">)</span><span class="hl-code">;
    73. 

  73. </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">&quot;</span><span class="hl-string">intlin</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    74. 

  74. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetShadow</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
    75. 

  75. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetBox</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
    76. 

  76.  
    77. 

  77. </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">&quot;</span><span class="hl-string">Impuls Example 3</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    78. 

  78. </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_FONT1</span><span class="hl-code">,</span><span class="hl-identifier">FS_BOLD</span><span class="hl-brackets">)</span><span class="hl-code">;
    79. 

  79.  
    80. 

  80. </span><span class="hl-comment">//</span><span class="hl-comment"> Set format callback for labels</span><span class="hl-comment"></span><span class="hl-code">
    81. 

  81. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">yaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetLabelFormatCallback</span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">mycallback</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    82. 

  82.  
    83. 

  83. </span><span class="hl-comment">//</span><span class="hl-comment"> Set X-axis at the minimum value of Y-axis (default will be at 0)</span><span class="hl-comment"></span><span class="hl-code">
    84. 

  84. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">xaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetPos</span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">min</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;    </span><span class="hl-comment">//</span><span class="hl-comment"> &quot;min&quot; will position the x-axis at the minimum value of the Y-axis</span><span class="hl-comment"></span><span class="hl-code">
    85. 

  85.  
    86. 

  86. </span><span class="hl-comment">//</span><span class="hl-comment"> Extend the margin for the labels on the Y-axis and reverse the direction</span><span class="hl-comment"></span><span class="hl-code">
    87. 

  87. </span><span class="hl-comment">//</span><span class="hl-comment"> of the ticks on the Y-axis</span><span class="hl-comment"></span><span class="hl-code">
    88. 

  88. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">yaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetLabelMargin</span><span class="hl-brackets">(</span><span class="hl-number">12</span><span class="hl-brackets">)</span><span class="hl-code">;
    89. 

  89. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">xaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetLabelMargin</span><span class="hl-brackets">(</span><span class="hl-number">6</span><span class="hl-brackets">)</span><span class="hl-code">;
    90. 

  90. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">yaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetTickSide</span><span class="hl-brackets">(</span><span class="hl-identifier">SIDE_LEFT</span><span class="hl-brackets">)</span><span class="hl-code">;
    91. 

  91. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">xaxis</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetTickSide</span><span class="hl-brackets">(</span><span class="hl-identifier">SIDE_DOWN</span><span class="hl-brackets">)</span><span class="hl-code">;
    92. 

  92.  
    93. 

  93. </span><span class="hl-comment">//</span><span class="hl-comment"> Create a new impuls type scatter plot</span><span class="hl-comment"></span><span class="hl-code">
    94. 

  94. </span><span class="hl-var">$sp1</span><span class="hl-code"> = </span><span class="hl-reserved">new</span><span class="hl-code"> </span><span class="hl-identifier">ScatterPlot</span><span class="hl-brackets">(</span><span class="hl-var">$datay</span><span class="hl-brackets">)</span><span class="hl-code">;
    95. 

  95. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">mark</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetType</span><span class="hl-brackets">(</span><span class="hl-identifier">MARK_SQUARE</span><span class="hl-brackets">)</span><span class="hl-code">;
    96. 

  96. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">mark</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetFillColor</span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">red</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    97. 

  97. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetImpuls</span><span class="hl-brackets">(</span><span class="hl-brackets">)</span><span class="hl-code">;
    98. 

  98. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetColor</span><span class="hl-brackets">(</span><span class="hl-quotes">&quot;</span><span class="hl-string">blue</span><span class="hl-quotes">&quot;</span><span class="hl-brackets">)</span><span class="hl-code">;
    99. 

  99. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetWeight</span><span class="hl-brackets">(</span><span class="hl-number">1</span><span class="hl-brackets">)</span><span class="hl-code">;
    100. 

  100. </span><span class="hl-var">$sp1</span><span class="hl-code">-&gt;</span><span class="hl-identifier">mark</span><span class="hl-code">-&gt;</span><span class="hl-identifier">SetWidth</span><span class="hl-brackets">(</span><span class="hl-number">3</span><span class="hl-brackets">)</span><span class="hl-code">;
    101. 

  101.  
    102. 

  102. </span><span class="hl-var">$graph</span><span class="hl-code">-&gt;</span><span class="hl-identifier">Add</span><span class="hl-brackets">(</span><span class="hl-var">$sp1</span><span class="hl-brackets">)</span><span class="hl-code">;
    103. 

  103.  
    104. 

  104. </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">;
    105. 

  105.  
    106. 

  106. </span><span class="hl-inlinetags">?&gt;</span></pre></td></tr></table></div>
    107.