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<?php |
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namespace HuasoFoundries\Histogram\Printer; |
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/** |
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* Class to print text representations of a Math_Histogram object |
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* |
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* @author Jesus M. Castagnetto <[email protected]> |
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* @version 0.9.1beta |
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* @access public |
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* @package Math_Histogram |
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*/ |
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class Text extends Common |
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{ |
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/** |
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* Returns a string representation of a Histogram plot |
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* |
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* @access public |
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* @return string|PEAR_Error A string on succcess, a \PEAR_Error otherwise |
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*/ |
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public function generateOutput() |
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{ |
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if (is_null($this->_hist)) { |
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throw new \PEAR_Exception('Math_Histogram object has not been set'); |
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} |
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if (!$this->_hist->isCalculated()) { |
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if (isset($this->_options['histogramStatsMode'])) { |
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$this->_hist->calculate($this->_options['histogramStatsMode']); |
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} else { |
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$this->_hist->calculate(); |
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} |
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} |
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if (isset($this->_options['histogramBinMode'])) { |
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$binmode = $this->_options['histogramBinMode']; |
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} else { |
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$binmode = \HuasoFoundries\Histogram\Histogram::HISTOGRAM_HI_BINS; |
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} |
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$bins = $this->_hist->getBins($binmode); |
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$binopts = $this->_hist->getBinOptions(); |
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$hdata = $this->_hist->getHistogramData(); |
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$data = $this->_hist->getData(); |
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$fmt = "%-4.3f (%-4d) |%s\n"; |
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$maxfreq = max(array_values($bins)); |
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$total = count($hdata); |
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$out = ($this->_hist->_type == \HuasoFoundries\Histogram\Histogram::HISTOGRAM_CUMMULATIVE) ? "Cummulative Frequency" : "Histogram"; |
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$out .= "\n\tNumber of bins: {$binopts['nbins']}\n"; |
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$out .= "\tPlot range: [{$binopts['rangeLow']}, {$binopts['rangeHigh']}]\n"; |
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$out .= "\tData range: [" . min($hdata) . ", " . max($hdata) . "]\n"; |
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$out .= "\tOriginal data range: [" . min($data) . ", " . max($data) . "]\n"; |
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$out .= "BIN (FREQUENCY) ASCII_BAR (%)\n"; |
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foreach ($bins as $bin => $freq) { |
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$out .= sprintf($fmt, $bin, $freq, $this->_bar($freq, $maxfreq, $total)); |
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} |
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if ($this->_options['outputStats']) { |
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$out .= "\n --- Histogram Statistics ---\n"; |
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$out .= $this->_printStats($this->_hist->getHistogramDataStats()); |
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} |
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return $out; |
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} |
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/** |
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* Prints out a graphic representation of a Histogram |
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* |
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* @access public |
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* @return boolean|PEAR_Error TRUE on success, a \PEAR_Error otherwise |
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*/ |
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public function printOutput() |
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{ |
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$plot = $this->generateOutput($hist); |
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if (\PEAR::isError($plot)) { |
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return $plot; |
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} else { |
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if ($this->_options['useHTTPHeaders']) { |
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header('Content-type: text/plain'); |
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} |
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echo $plot; |
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} |
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} |
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/** |
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* Static method to print out a graphic representation of a Histogram |
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* |
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* @static |
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* @access public |
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* @param object Math_Histogram $hist A Math_Histogram instance |
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* @param array $options An array of options for the printer object |
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* @return boolean|PEAR_Error TRUE on success, a \PEAR_Error otherwise |
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*/ |
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public function printHistogram(&$hist, $options = array()) |
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{ |
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$printer = new \HuasoFoundries\Histogram\Printer\Text(); |
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return \HuasoFoundries\Histogram\Printer\Common::_doStaticPrint($printer, $hist, $options); |
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} |
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/** |
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* Prints a simple ASCII bar |
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* |
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* @access private |
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* @param int $freq the frequency |
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* @param int $maxfreq the maximum frequency |
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* @param int $total the total count |
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* @return string |
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*/ |
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public function _bar($freq, $maxfreq, $total) |
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{ |
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$fact = floatval(($maxfreq > 40) ? 40 / $maxfreq : 1); |
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$niter = round($freq * $fact); |
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$out = ""; |
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for ($i = 0; $i < $niter; $i++) { |
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$out .= "*"; |
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} |
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return $out . sprintf(" (%.1f%%)", $freq / $total * 100); |
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} |
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/** |
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* Prints the histogram data statistics |
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* |
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* @access private |
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* @param array $stats Associative array of statistics |
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* @param optional string $prefix Prefix to use when printing out statistics |
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* @return string |
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*/ |
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public function _printStats($stats, $prefix = '') |
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{ |
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$out = ''; |
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foreach ($stats as $name => $value) { |
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if (is_array($value)) { |
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$out .= $prefix . $name . ":\n"; |
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$out .= $this->_printStats($value, $prefix . "\t"); |
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} else { |
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$out .= "{$prefix}{$name}: $value\n"; |
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} |
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} |
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return $out; |
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} |
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} |
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// vim: ts=4:sw=4:et: |
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// vim6: fdl=1: |
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HuasoFoundries /
math_histogram
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The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths