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<?php
//
// ggcov - A GTK frontend for exploring gcov coverage data
// Copyright (c) 2005 Greg Banks <gnb@users.sourceforge.net>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// $Id: covbar.php,v 1.5 2010/05/09 05:37:14 gnb Exp $
//
require_once 'ggcov/lib/cov.php';
class cov_covbar_page extends cov_page
{
var $env_;
var $width_;
var $height_;
var $values_;
var $format_;
function cov_covbar_page($e)
{
$this->env_ = $e;
}
function get_number($get, $name, $def)
{
if (array_key_exists($name, $get) && cov_valid::integer($get[$name]))
{
$x = (int)$get[$name];
if ($x < 0)
$x = $def;
}
else
$x = $def;
return $x;
}
function parse_args($get)
{
$cb = $this->env_->cb_;
$this->width_ = $this->get_number($get, 'w', 150);
$this->height_ = $this->get_number($get, 'h', 25);
$this->values_ = array();
$this->values_[COV_COVERED] = $this->get_number($get, 'c', 0);
$this->values_[COV_PARTCOVERED] = $this->get_number($get, 'pc', 0);
$this->values_[COV_UNCOVERED] = $this->get_number($get, 'uc', 0);
if (function_exists('imagegif'))
$this->format_ = 'gif';
else if (function_exists('imagepng'))
$this->format_ = 'png';
else
$cb->fatal("Can't find any image format output function");
}
function content_type()
{
return 'image/gif';
}
function title()
{
return null;
}
function render()
{
global $cov_rgb;
$cb = $this->env_->cb_;
$img = imagecreate($this->width_, $this->height_);
$total = array_sum($this->values_);
if ($total == 0)
{
$col = imagecolorallocate($img, 0, 0, 0);
imagecolortransparent($img, $col);
}
else
{
$x = 0;
foreach (array(COV_COVERED, COV_PARTCOVERED, COV_UNCOVERED) as $status)
{
$w = $this->width_ * $this->values_[$status] / $total;
if (!$w)
continue;
$rgb = $cov_rgb[$status];
$col = imagecolorallocate($img, $rgb[0], $rgb[1], $rgb[2]);
imagefilledrectangle($img, $x, 0, $x+$w, $this->height_, $col);
$x += $w;
}
}
header("Content-type: image/$this->format_");
switch ($this->format_)
{
case 'gif':
imagegif($img);
break;
case 'png':
imagepng($img);
break;
}
imagedestroy($img);
}
}
?>
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